diff options
66 files changed, 1612 insertions, 800 deletions
diff --git a/Documentation/devicetree/bindings/arm/omap/ctrl.txt b/Documentation/devicetree/bindings/arm/omap/ctrl.txt new file mode 100644 index 000000000000..3a4e5901ce31 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/omap/ctrl.txt @@ -0,0 +1,79 @@ +OMAP Control Module bindings + +Control Module contains miscellaneous features under it based on SoC type. +Pincontrol is one common feature, and it has a specialized support +described in [1]. Typically some clock nodes are also under control module. +Syscon is used to share register level access to drivers external to +control module driver itself. + +See [2] for documentation about clock/clockdomain nodes. + +[1] Documentation/devicetree/bindings/pinctrl/pinctrl-single.txt +[2] Documentation/devicetree/bindings/clock/ti/* + +Required properties: +- compatible: Must be one of: + "ti,am3-scm" + "ti,am4-scm" + "ti,dm814-scrm" + "ti,dm816-scrm" + "ti,omap2-scm" + "ti,omap3-scm" + "ti,omap4-scm-core" + "ti,omap4-scm-padconf-core" + "ti,omap5-scm-core" + "ti,omap5-scm-padconf-core" + "ti,dra7-scm-core" +- reg: Contains Control Module register address range + (base address and length) + +Optional properties: +- clocks: clocks for this module +- clockdomains: clockdomains for this module + +Examples: + +scm: scm@2000 { + compatible = "ti,omap3-scm", "simple-bus"; + reg = <0x2000 0x2000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x2000 0x2000>; + + omap3_pmx_core: pinmux@30 { + compatible = "ti,omap3-padconf", + "pinctrl-single"; + reg = <0x30 0x230>; + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + pinctrl-single,register-width = <16>; + pinctrl-single,function-mask = <0xff1f>; + }; + + scm_conf: scm_conf@270 { + compatible = "syscon"; + reg = <0x270 0x330>; + #address-cells = <1>; + #size-cells = <1>; + + scm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; + }; + + scm_clockdomains: clockdomains { + }; +} + +&scm_clocks { + mcbsp5_mux_fck: mcbsp5_mux_fck { + #clock-cells = <0>; + compatible = "ti,composite-mux-clock"; + clocks = <&core_96m_fck>, <&mcbsp_clks>; + ti,bit-shift = <4>; + reg = <0x02d8>; + }; +}; diff --git a/Documentation/devicetree/bindings/arm/omap/l4.txt b/Documentation/devicetree/bindings/arm/omap/l4.txt new file mode 100644 index 000000000000..b4f8a16e7e3b --- /dev/null +++ b/Documentation/devicetree/bindings/arm/omap/l4.txt @@ -0,0 +1,26 @@ +L4 interconnect bindings + +These bindings describe the OMAP SoCs L4 interconnect bus. + +Required properties: +- compatible : Should be "ti,omap2-l4" for OMAP2 family l4 core bus + Should be "ti,omap2-l4-wkup" for OMAP2 family l4 wkup bus + Should be "ti,omap3-l4-core" for OMAP3 family l4 core bus + Should be "ti,omap4-l4-cfg" for OMAP4 family l4 cfg bus + Should be "ti,omap4-l4-wkup" for OMAP4 family l4 wkup bus + Should be "ti,omap5-l4-cfg" for OMAP5 family l4 cfg bus + Should be "ti,omap5-l4-wkup" for OMAP5 family l4 wkup bus + Should be "ti,dra7-l4-cfg" for DRA7 family l4 cfg bus + Should be "ti,dra7-l4-wkup" for DRA7 family l4 wkup bus + Should be "ti,am3-l4-wkup" for AM33xx family l4 wkup bus + Should be "ti,am4-l4-wkup" for AM43xx family l4 wkup bus +- ranges : contains the IO map range for the bus + +Examples: + +l4: l4@48000000 { + compatible "ti,omap2-l4", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x48000000 0x100000>; +}; diff --git a/Documentation/devicetree/bindings/arm/omap/prcm.txt b/Documentation/devicetree/bindings/arm/omap/prcm.txt index 79074dac684a..3eb6d7afff14 100644 --- a/Documentation/devicetree/bindings/arm/omap/prcm.txt +++ b/Documentation/devicetree/bindings/arm/omap/prcm.txt @@ -10,14 +10,10 @@ documentation about the individual clock/clockdomain nodes. Required properties: - compatible: Must be one of: "ti,am3-prcm" - "ti,am3-scrm" "ti,am4-prcm" - "ti,am4-scrm" "ti,omap2-prcm" - "ti,omap2-scrm" "ti,omap3-prm" "ti,omap3-cm" - "ti,omap3-scrm" "ti,omap4-cm1" "ti,omap4-prm" "ti,omap4-cm2" @@ -29,6 +25,8 @@ Required properties: "ti,dra7-prm" "ti,dra7-cm-core-aon" "ti,dra7-cm-core" + "ti,dm814-prcm" + "ti,dm816-prcm" - reg: Contains PRCM module register address range (base address and length) - clocks: clocks for this module diff --git a/arch/arm/boot/dts/am33xx-clocks.dtsi b/arch/arm/boot/dts/am33xx-clocks.dtsi index 712edce7d6fb..236c78a3c6ca 100644 --- a/arch/arm/boot/dts/am33xx-clocks.dtsi +++ b/arch/arm/boot/dts/am33xx-clocks.dtsi @@ -7,7 +7,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -&scrm_clocks { +&scm_clocks { sys_clkin_ck: sys_clkin_ck { #clock-cells = <0>; compatible = "ti,mux-clock"; diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index acd37057bca9..21fcc440fc1a 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -83,20 +83,6 @@ }; }; - am33xx_control_module: control_module@4a002000 { - compatible = "syscon"; - reg = <0x44e10000 0x7fc>; - }; - - am33xx_pinmux: pinmux@44e10800 { - compatible = "pinctrl-single"; - reg = <0x44e10800 0x0238>; - #address-cells = <1>; - #size-cells = <0>; - pinctrl-single,register-width = <32>; - pinctrl-single,function-mask = <0x7f>; - }; - /* * XXX: Use a flat representation of the AM33XX interconnect. * The real AM33XX interconnect network is quite complex. Since @@ -111,37 +97,58 @@ ranges; ti,hwmods = "l3_main"; - prcm: prcm@44e00000 { - compatible = "ti,am3-prcm"; - reg = <0x44e00000 0x4000>; - - prcm_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; - }; + l4_wkup: l4_wkup@44c00000 { + compatible = "ti,am3-l4-wkup", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x44c00000 0x280000>; - prcm_clockdomains: clockdomains { - }; - }; + prcm: prcm@200000 { + compatible = "ti,am3-prcm"; + reg = <0x200000 0x4000>; - scrm: scrm@44e10000 { - compatible = "ti,am3-scrm"; - reg = <0x44e10000 0x2000>; + prcm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; - scrm_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; + prcm_clockdomains: clockdomains { + }; }; - scrm_clockdomains: clockdomains { + scm: scm@210000 { + compatible = "ti,am3-scm", "simple-bus"; + reg = <0x210000 0x2000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x210000 0x2000>; + + am33xx_pinmux: pinmux@800 { + compatible = "pinctrl-single"; + reg = <0x800 0x238>; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-single,register-width = <32>; + pinctrl-single,function-mask = <0x7f>; + }; + + scm_conf: scm_conf@0 { + compatible = "syscon"; + reg = <0x0 0x800>; + #address-cells = <1>; + #size-cells = <1>; + + scm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; + }; + + scm_clockdomains: clockdomains { + }; }; }; - cm: syscon@44e10000 { - compatible = "ti,am33xx-controlmodule", "syscon"; - reg = <0x44e10000 0x800>; - }; - intc: interrupt-controller@48200000 { compatible = "ti,am33xx-intc"; interrupt-controller; @@ -350,7 +357,7 @@ reg = <0x481cc000 0x2000>; clocks = <&dcan0_fck>; clock-names = "fck"; - syscon-raminit = <&am33xx_control_module 0x644 0>; + syscon-raminit = <&scm_conf 0x644 0>; interrupts = <52>; status = "disabled"; }; @@ -361,7 +368,7 @@ reg = <0x481d0000 0x2000>; clocks = <&dcan1_fck>; clock-names = "fck"; - syscon-raminit = <&am33xx_control_module 0x644 1>; + syscon-raminit = <&scm_conf 0x644 1>; interrupts = <55>; status = "disabled"; }; @@ -720,7 +727,7 @@ */ interrupts = <40 41 42 43>; ranges; - syscon = <&cm>; + syscon = <&scm_conf>; status = "disabled"; davinci_mdio: mdio@4a101000 { diff --git a/arch/arm/boot/dts/am3517.dtsi b/arch/arm/boot/dts/am3517.dtsi index c90724bded10..f164dce08755 100644 --- a/arch/arm/boot/dts/am3517.dtsi +++ b/arch/arm/boot/dts/am3517.dtsi @@ -31,7 +31,7 @@ status = "disabled"; reg = <0x5c000000 0x30000>; interrupts = <67 68 69 70>; - syscon = <&omap3_scm_general>; + syscon = <&scm_conf>; ti,davinci-ctrl-reg-offset = <0x10000>; ti,davinci-ctrl-mod-reg-offset = <0>; ti,davinci-ctrl-ram-offset = <0x20000>; diff --git a/arch/arm/boot/dts/am35xx-clocks.dtsi b/arch/arm/boot/dts/am35xx-clocks.dtsi index df489d310b50..518b8fde88b0 100644 --- a/arch/arm/boot/dts/am35xx-clocks.dtsi +++ b/arch/arm/boot/dts/am35xx-clocks.dtsi @@ -7,7 +7,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -&scrm_clocks { +&scm_clocks { emac_ick: emac_ick { #clock-cells = <0>; compatible = "ti,am35xx-gate-clock"; diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi index 286e31790e29..2f6f0c2040db 100644 --- a/arch/arm/boot/dts/am4372.dtsi +++ b/arch/arm/boot/dts/am4372.dtsi @@ -57,22 +57,6 @@ cache-level = <2>; }; - am43xx_control_module: control_module@4a002000 { - compatible = "syscon"; - reg = <0x44e10000 0x7f4>; - }; - - am43xx_pinmux: pinmux@44e10800 { - compatible = "ti,am437-padconf", "pinctrl-single"; - reg = <0x44e10800 0x31c>; - #address-cells = <1>; - #size-cells = <0>; - #interrupt-cells = <1>; - interrupt-controller; - pinctrl-single,register-width = <32>; - pinctrl-single,function-mask = <0xffffffff>; - }; - ocp { compatible = "ti,am4372-l3-noc", "simple-bus"; #address-cells = <1>; @@ -84,29 +68,58 @@ interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>; - prcm: prcm@44df0000 { - compatible = "ti,am4-prcm"; - reg = <0x44df0000 0x11000>; - - prcm_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; - }; + l4_wkup: l4_wkup@44c00000 { + compatible = "ti,am4-l4-wkup", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x44c00000 0x287000>; - prcm_clockdomains: clockdomains { - }; - }; + prcm: prcm@1f0000 { + compatible = "ti,am4-prcm"; + reg = <0x1f0000 0x11000>; - scrm: scrm@44e10000 { - compatible = "ti,am4-scrm"; - reg = <0x44e10000 0x2000>; + prcm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; - scrm_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; + prcm_clockdomains: clockdomains { + }; }; - scrm_clockdomains: clockdomains { + scm: scm@210000 { + compatible = "ti,am4-scm", "simple-bus"; + reg = <0x210000 0x4000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x210000 0x4000>; + + am43xx_pinmux: pinmux@800 { + compatible = "ti,am437-padconf", + "pinctrl-single"; + reg = <0x800 0x31c>; + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + pinctrl-single,register-width = <32>; + pinctrl-single,function-mask = <0xffffffff>; + }; + + scm_conf: scm_conf@0 { + compatible = "syscon"; + reg = <0x0 0x800>; + #address-cells = <1>; + #size-cells = <1>; + + scm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; + }; + + scm_clockdomains: clockdomains { + }; }; }; @@ -933,7 +946,7 @@ clocks = <&dcan0_fck>; clock-names = "fck"; reg = <0x481cc000 0x2000>; - syscon-raminit = <&am43xx_control_module 0x644 0>; + syscon-raminit = <&scm_conf 0x644 0>; interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>; status = "disabled"; }; @@ -944,7 +957,7 @@ clocks = <&dcan1_fck>; clock-names = "fck"; reg = <0x481d0000 0x2000>; - syscon-raminit = <&am43xx_control_module 0x644 1>; + syscon-raminit = <&scm_conf 0x644 1>; interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts index 257c099c347e..72f01bb5d61c 100644 --- a/arch/arm/boot/dts/am43x-epos-evm.dts +++ b/arch/arm/boot/dts/am43x-epos-evm.dts @@ -69,7 +69,48 @@ }; }; - am43xx_pinmux: pinmux@44e10800 { + matrix_keypad: matrix_keypad@0 { + compatible = "gpio-matrix-keypad"; + debounce-delay-ms = <5>; + col-scan-delay-us = <2>; + + row-gpios = <&gpio0 12 GPIO_ACTIVE_HIGH /* Bank0, pin12 */ + &gpio0 13 GPIO_ACTIVE_HIGH /* Bank0, pin13 */ + &gpio0 14 GPIO_ACTIVE_HIGH /* Bank0, pin14 */ + &gpio0 15 GPIO_ACTIVE_HIGH>; /* Bank0, pin15 */ + + col-gpios = <&gpio3 9 GPIO_ACTIVE_HIGH /* Bank3, pin9 */ + &gpio3 10 GPIO_ACTIVE_HIGH /* Bank3, pin10 */ + &gpio2 18 GPIO_ACTIVE_HIGH /* Bank2, pin18 */ + &gpio2 19 GPIO_ACTIVE_HIGH>; /* Bank2, pin19 */ + + linux,keymap = <0x00000201 /* P1 */ + 0x01000204 /* P4 */ + 0x02000207 /* P7 */ + 0x0300020a /* NUMERIC_STAR */ + 0x00010202 /* P2 */ + 0x01010205 /* P5 */ + 0x02010208 /* P8 */ + 0x03010200 /* P0 */ + 0x00020203 /* P3 */ + 0x01020206 /* P6 */ + 0x02020209 /* P9 */ + 0x0302020b /* NUMERIC_POUND */ + 0x00030067 /* UP */ + 0x0103006a /* RIGHT */ + 0x0203006c /* DOWN */ + 0x03030069>; /* LEFT */ + }; + + backlight { + compatible = "pwm-backlight"; + pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>; + brightness-levels = <0 51 53 56 62 75 101 152 255>; + default-brightness-level = <8>; + }; +}; + +&am43xx_pinmux { cpsw_default: cpsw_default { pinctrl-single,pins = < /* Slave 1 */ @@ -279,47 +320,6 @@ 0x204 (DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7) >; }; - }; - - matrix_keypad: matrix_keypad@0 { - compatible = "gpio-matrix-keypad"; - debounce-delay-ms = <5>; - col-scan-delay-us = <2>; - - row-gpios = <&gpio0 12 GPIO_ACTIVE_HIGH /* Bank0, pin12 */ - &gpio0 13 GPIO_ACTIVE_HIGH /* Bank0, pin13 */ - &gpio0 14 GPIO_ACTIVE_HIGH /* Bank0, pin14 */ - &gpio0 15 GPIO_ACTIVE_HIGH>; /* Bank0, pin15 */ - - col-gpios = <&gpio3 9 GPIO_ACTIVE_HIGH /* Bank3, pin9 */ - &gpio3 10 GPIO_ACTIVE_HIGH /* Bank3, pin10 */ - &gpio2 18 GPIO_ACTIVE_HIGH /* Bank2, pin18 */ - &gpio2 19 GPIO_ACTIVE_HIGH>; /* Bank2, pin19 */ - - linux,keymap = <0x00000201 /* P1 */ - 0x01000204 /* P4 */ - 0x02000207 /* P7 */ - 0x0300020a /* NUMERIC_STAR */ - 0x00010202 /* P2 */ - 0x01010205 /* P5 */ - 0x02010208 /* P8 */ - 0x03010200 /* P0 */ - 0x00020203 /* P3 */ - 0x01020206 /* P6 */ - 0x02020209 /* P9 */ - 0x0302020b /* NUMERIC_POUND */ - 0x00030067 /* UP */ - 0x0103006a /* RIGHT */ - 0x0203006c /* DOWN */ - 0x03030069>; /* LEFT */ - }; - - backlight { - compatible = "pwm-backlight"; - pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>; - brightness-levels = <0 51 53 56 62 75 101 152 255>; - default-brightness-level = <8>; - }; }; &mmc1 { diff --git a/arch/arm/boot/dts/am43xx-clocks.dtsi b/arch/arm/boot/dts/am43xx-clocks.dtsi index c7dc9dab93a4..44869aa72642 100644 --- a/arch/arm/boot/dts/am43xx-clocks.dtsi +++ b/arch/arm/boot/dts/am43xx-clocks.dtsi @@ -7,7 +7,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -&scrm_clocks { +&scm_clocks { sys_clkin_ck: sys_clkin_ck { #clock-cells = <0>; compatible = "ti,mux-clock"; diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index 098916f93811..a4dec49d0278 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -94,17 +94,101 @@ interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI DIRECT_IRQ(10) IRQ_TYPE_LEVEL_HIGH>; - prm: prm@4ae06000 { - compatible = "ti,dra7-prm"; - reg = <0x4ae06000 0x3000>; - interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>; + l4_cfg: l4@4a000000 { + compatible = "ti,dra7-l4-cfg", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x4a000000 0x22c000>; - prm_clocks: clocks { + scm: scm@2000 { + compatible = "ti,dra7-scm-core", "simple-bus"; + reg = <0x2000 0x2000>; #address-cells = <1>; - #size-cells = <0>; + #size-cells = <1>; + ranges = <0 0x2000 0x2000>; + + scm_conf: scm_conf@0 { + compatible = "syscon"; + reg = <0x0 0x1400>; + #address-cells = <1>; + #size-cells = <1>; + + pbias_regulator: pbias_regulator { + compatible = "ti,pbias-omap"; + reg = <0xe00 0x4>; + syscon = <&scm_conf>; + pbias_mmc_reg: pbias_mmc_omap5 { + regulator-name = "pbias_mmc_omap5"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3000000>; + }; + }; + }; + + dra7_pmx_core: pinmux@1400 { + compatible = "ti,dra7-padconf", + "pinctrl-single"; + reg = <0x1400 0x0464>; + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + pinctrl-single,register-width = <32>; + pinctrl-single,function-mask = <0x3fffffff>; + }; + }; + + cm_core_aon: cm_core_aon@5000 { + compatible = "ti,dra7-cm-core-aon"; + reg = <0x5000 0x2000>; + + cm_core_aon_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; + + cm_core_aon_clockdomains: clockdomains { + }; }; - prm_clockdomains: clockdomains { + cm_core: cm_core@8000 { + compatible = "ti,dra7-cm-core"; + reg = <0x8000 0x3000>; + + cm_core_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; + + cm_core_clockdomains: clockdomains { + }; + }; + }; + + l4_wkup: l4@4ae00000 { + compatible = "ti,dra7-l4-wkup", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x4ae00000 0x3f000>; + + counter32k: counter@4000 { + compatible = "ti,omap-counter32k"; + reg = <0x4000 0x40>; + ti,hwmods = "counter_32k"; + }; + + prm: prm@6000 { + compatible = "ti,dra7-prm"; + reg = <0x6000 0x3000>; + interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>; + + prm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; + + prm_clockdomains: clockdomains { + }; }; }; @@ -189,38 +273,6 @@ #thermal-sensor-cells = <1>; }; - cm_core_aon: cm_core_aon@4a005000 { - compatible = "ti,dra7-cm-core-aon"; - reg = <0x4a005000 0x2000>; - - cm_core_aon_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; - }; - - cm_core_aon_clockdomains: clockdomains { - }; - }; - - cm_core: cm_core@4a008000 { - compatible = "ti,dra7-cm-core"; - reg = <0x4a008000 0x3000>; - - cm_core_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; - }; - - cm_core_clockdomains: clockdomains { - }; - }; - - counter32k: counter@4ae04000 { - compatible = "ti,omap-counter32k"; - reg = <0x4ae04000 0x40>; - ti,hwmods = "counter_32k"; - }; - dra7_ctrl_core: ctrl_core@4a002000 { compatible = "syscon"; reg = <0x4a002000 0x6d0>; @@ -231,28 +283,6 @@ reg = <0x4a002e00 0x7c>; }; - pbias_regulator: pbias_regulator { - compatible = "ti,pbias-omap"; - reg = <0 0x4>; - syscon = <&dra7_ctrl_general>; - pbias_mmc_reg: pbias_mmc_omap5 { - regulator-name = "pbias_mmc_omap5"; - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3000000>; - }; - }; - - dra7_pmx_core: pinmux@4a003400 { - compatible = "ti,dra7-padconf", "pinctrl-single"; - reg = <0x4a003400 0x0464>; - #address-cells = <1>; - #size-cells = <0>; - #interrupt-cells = <1>; - interrupt-controller; - pinctrl-single,register-width = <32>; - pinctrl-single,function-mask = <0x3fffffff>; - }; - sdma: dma-controller@4a056000 { compatible = "ti,omap4430-sdma"; reg = <0x4a056000 0x1000>; @@ -1422,7 +1452,7 @@ compatible = "ti,dra7-d_can"; ti,hwmods = "dcan1"; reg = <0x4ae3c000 0x2000>; - syscon-raminit = <&dra7_ctrl_core 0x558 0>; + syscon-raminit = <&scm_conf 0x558 0>; interrupts = <GIC_SPI 222 IRQ_TYPE_LEVEL_HIGH>; clocks = <&dcan1_sys_clk_mux>; status = "disabled"; @@ -1432,7 +1462,7 @@ compatible = "ti,dra7-d_can"; ti,hwmods = "dcan2"; reg = <0x48480000 0x2000>; - syscon-raminit = <&dra7_ctrl_core 0x558 1>; + syscon-raminit = <&scm_conf 0x558 1>; interrupts = <GIC_SPI 225 IRQ_TYPE_LEVEL_HIGH>; clocks = <&sys_clkin1>; status = "disabled"; diff --git a/arch/arm/boot/dts/omap2420.dtsi b/arch/arm/boot/dts/omap2420.dtsi index e2b2e93d7b61..5b9a376cc31e 100644 --- a/arch/arm/boot/dts/omap2420.dtsi +++ b/arch/arm/boot/dts/omap2420.dtsi @@ -14,47 +14,65 @@ compatible = "ti,omap2420", "ti,omap2"; ocp { - prcm: prcm@48008000 { - compatible = "ti,omap2-prcm"; - reg = <0x48008000 0x1000>; + l4: l4@48000000 { + compatible = "ti,omap2-l4", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x48000000 0x100000>; - prcm_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; - }; + prcm: prcm@8000 { + compatible = "ti,omap2-prcm"; + reg = <0x8000 0x1000>; - prcm_clockdomains: clockdomains { - }; - }; + prcm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; - scrm: scrm@48000000 { - compatible = "ti,omap2-scrm"; - reg = <0x48000000 0x1000>; + prcm_clockdomains: clockdomains { + }; + }; - scrm_clocks: clocks { + scm: scm@0 { + compatible = "ti,omap2-scm", "simple-bus"; + reg = <0x0 0x1000>; #address-cells = <1>; - #size-cells = <0>; + #size-cells = <1>; + ranges = <0 0x0 0x1000>; + + omap2420_pmx: pinmux@30 { + compatible = "ti,omap2420-padconf", + "pinctrl-single"; + reg = <0x30 0x0113>; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-single,register-width = <8>; + pinctrl-single,function-mask = <0x3f>; + }; + + scm_conf: scm_conf@270 { + compatible = "syscon"; + reg = <0x270 0x100>; + #address-cells = <1>; + #size-cells = <1>; + + scm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; + }; + + scm_clockdomains: clockdomains { + }; }; - scrm_clockdomains: clockdomains { + counter32k: counter@4000 { + compatible = "ti,omap-counter32k"; + reg = <0x4000 0x20>; + ti,hwmods = "counter_32k"; }; }; - counter32k: counter@48004000 { - compatible = "ti,omap-counter32k"; - reg = <0x48004000 0x20>; - ti,hwmods = "counter_32k"; - }; - - omap2420_pmx: pinmux@48000030 { - compatible = "ti,omap2420-padconf", "pinctrl-single"; - reg = <0x48000030 0x0113>; - #address-cells = <1>; - #size-cells = <0>; - pinctrl-single,register-width = <8>; - pinctrl-single,function-mask = <0x3f>; - }; - gpio1: gpio@48018000 { compatible = "ti,omap2-gpio"; reg = <0x48018000 0x200>; diff --git a/arch/arm/boot/dts/omap2430-clocks.dtsi b/arch/arm/boot/dts/omap2430-clocks.dtsi index 805f75df1cf2..93fed68839b9 100644 --- a/arch/arm/boot/dts/omap2430-clocks.dtsi +++ b/arch/arm/boot/dts/omap2430-clocks.dtsi @@ -8,12 +8,12 @@ * published by the Free Software Foundation. */ -&scrm_clocks { +&scm_clocks { mcbsp3_mux_fck: mcbsp3_mux_fck { #clock-cells = <0>; compatible = "ti,composite-mux-clock"; clocks = <&func_96m_ck>, <&mcbsp_clks>; - reg = <0x02e8>; + reg = <0x78>; }; mcbsp3_fck: mcbsp3_fck { @@ -27,7 +27,7 @@ compatible = "ti,composite-mux-clock"; clocks = <&func_96m_ck>, <&mcbsp_clks>; ti,bit-shift = <2>; - reg = <0x02e8>; + reg = <0x78>; }; mcbsp4_fck: mcbsp4_fck { @@ -41,7 +41,7 @@ compatible = "ti,composite-mux-clock"; clocks = <&func_96m_ck>, <&mcbsp_clks>; ti,bit-shift = <4>; - reg = <0x02e8>; + reg = <0x78>; }; mcbsp5_fck: mcbsp5_fck { diff --git a/arch/arm/boot/dts/omap2430.dtsi b/arch/arm/boot/dts/omap2430.dtsi index 0dc8de2782b1..11a7963be003 100644 --- a/arch/arm/boot/dts/omap2430.dtsi +++ b/arch/arm/boot/dts/omap2430.dtsi @@ -14,60 +14,73 @@ compatible = "ti,omap2430", "ti,omap2"; ocp { - prcm: prcm@49006000 { - compatible = "ti,omap2-prcm"; - reg = <0x49006000 0x1000>; + l4_wkup: l4_wkup@49000000 { + compatible = "ti,omap2-l4-wkup", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x49000000 0x31000>; - prcm_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; - }; + prcm: prcm@6000 { + compatible = "ti,omap2-prcm"; + reg = <0x6000 0x1000>; - prcm_clockdomains: clockdomains { - }; - }; - - scrm: scrm@49002000 { - compatible = "ti,omap2-scrm"; - reg = <0x49002000 0x1000>; + prcm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; - scrm_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; + prcm_clockdomains: clockdomains { + }; }; - scrm_clockdomains: clockdomains { + scm: scm@2000 { + compatible = "ti,omap2-scm", "simple-bus"; + reg = <0x2000 0x1000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x2000 0x1000>; + + omap2430_pmx: pinmux@30 { + compatible = "ti,omap2430-padconf", + "pinctrl-single"; + reg = <0x30 0x0154>; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-single,register-width = <8>; + pinctrl-single,function-mask = <0x3f>; + }; + + scm_conf: scm_conf@270 { + compatible = "syscon"; + reg = <0x270 0x240>; + #address-cells = <1>; + #size-cells = <1>; + + scm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; + + pbias_regulator: pbias_regulator { + compatible = "ti,pbias-omap"; + reg = <0x230 0x4>; + syscon = <&scm_conf>; + pbias_mmc_reg: pbias_mmc_omap2430 { + regulator-name = "pbias_mmc_omap2430"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3000000>; + }; + }; + }; + + scm_clockdomains: clockdomains { + }; }; - }; - - counter32k: counter@49020000 { - compatible = "ti,omap-counter32k"; - reg = <0x49020000 0x20>; - ti,hwmods = "counter_32k"; - }; - - omap2430_pmx: pinmux@49002030 { - compatible = "ti,omap2430-padconf", "pinctrl-single"; - reg = <0x49002030 0x0154>; - #address-cells = <1>; - #size-cells = <0>; - pinctrl-single,register-width = <8>; - pinctrl-single,function-mask = <0x3f>; - }; - - omap2_scm_general: tisyscon@49002270 { - compatible = "syscon"; - reg = <0x49002270 0x240>; - }; - pbias_regulator: pbias_regulator { - compatible = "ti,pbias-omap"; - reg = <0x230 0x4>; - syscon = <&omap2_scm_general>; - pbias_mmc_reg: pbias_mmc_omap2430 { - regulator-name = "pbias_mmc_omap2430"; - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3000000>; + counter32k: counter@20000 { + compatible = "ti,omap-counter32k"; + reg = <0x20000 0x20>; + ti,hwmods = "counter_32k"; }; }; diff --git a/arch/arm/boot/dts/omap24xx-clocks.dtsi b/arch/arm/boot/dts/omap24xx-clocks.dtsi index a1365ca926eb..63965b876973 100644 --- a/arch/arm/boot/dts/omap24xx-clocks.dtsi +++ b/arch/arm/boot/dts/omap24xx-clocks.dtsi @@ -7,13 +7,13 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -&scrm_clocks { +&scm_clocks { mcbsp1_mux_fck: mcbsp1_mux_fck { #clock-cells = <0>; compatible = "ti,composite-mux-clock"; clocks = <&func_96m_ck>, <&mcbsp_clks>; ti,bit-shift = <2>; - reg = <0x0274>; + reg = <0x4>; }; mcbsp1_fck: mcbsp1_fck { @@ -27,7 +27,7 @@ compatible = "ti,composite-mux-clock"; clocks = <&func_96m_ck>, <&mcbsp_clks>; ti,bit-shift = <6>; - reg = <0x0274>; + reg = <0x4>; }; mcbsp2_fck: mcbsp2_fck { diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi index 01b71111bd55..b28791ade27a 100644 --- a/arch/arm/boot/dts/omap3.dtsi +++ b/arch/arm/boot/dts/omap3.dtsi @@ -87,6 +87,60 @@ ranges; ti,hwmods = "l3_main"; + l4_core: l4@48000000 { + compatible = "ti,omap3-l4-core", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x48000000 0x1000000>; + + scm: scm@2000 { + compatible = "ti,omap3-scm", "simple-bus"; + reg = <0x2000 0x2000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x2000 0x2000>; + + omap3_pmx_core: pinmux@30 { + compatible = "ti,omap3-padconf", + "pinctrl-single"; + reg = <0x30 0x238>; + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + pinctrl-single,register-width = <16>; + pinctrl-single,function-mask = <0xff1f>; + }; + + scm_conf: scm_conf@270 { + compatible = "syscon"; + reg = <0x270 0x330>; + #address-cells = <1>; + #size-cells = <1>; + + scm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; + }; + + scm_clockdomains: clockdomains { + }; + + omap3_pmx_wkup: pinmux@a00 { + compatible = "ti,omap3-padconf", + "pinctrl-single"; + reg = <0xa00 0x5c>; + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + pinctrl-single,register-width = <16>; + pinctrl-single,function-mask = <0xff1f>; + }; + }; + }; + aes: aes@480c5000 { compatible = "ti,omap3-aes"; ti,hwmods = "aes"; @@ -121,19 +175,6 @@ }; }; - scrm: scrm@48002000 { - compatible = "ti,omap3-scrm"; - reg = <0x48002000 0x2000>; - - scrm_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; - }; - - scrm_clockdomains: clockdomains { - }; - }; - counter32k: counter@48320000 { compatible = "ti,omap-counter32k"; reg = <0x48320000 0x20>; @@ -159,37 +200,10 @@ #dma-requests = <96>; }; - omap3_pmx_core: pinmux@48002030 { - compatible = "ti,omap3-padconf", "pinctrl-single"; - reg = <0x48002030 0x0238>; - #address-cells = <1>; - #size-cells = <0>; - #interrupt-cells = <1>; - interrupt-controller; - pinctrl-single,register-width = <16>; - pinctrl-single,function-mask = <0xff1f>; - }; - - omap3_pmx_wkup: pinmux@48002a00 { - compatible = "ti,omap3-padconf", "pinctrl-single"; - reg = <0x48002a00 0x5c>; - #address-cells = <1>; - #size-cells = <0>; - #interrupt-cells = <1>; - interrupt-controller; - pinctrl-single,register-width = <16>; - pinctrl-single,function-mask = <0xff1f>; - }; - - omap3_scm_general: tisyscon@48002270 { - compatible = "syscon"; - reg = <0x48002270 0x2f0>; - }; - pbias_regulator: pbias_regulator { compatible = "ti,pbias-omap"; reg = <0x2b0 0x4>; - syscon = <&omap3_scm_general>; + syscon = <&scm_conf>; pbias_mmc_reg: pbias_mmc_omap2430 { regulator-name = "pbias_mmc_omap2430"; regulator-min-microvolt = <1800000>; diff --git a/arch/arm/boot/dts/omap3xxx-clocks.dtsi b/arch/arm/boot/dts/omap3xxx-clocks.dtsi index 5c375003bad1..bbba5bdc4bc9 100644 --- a/arch/arm/boot/dts/omap3xxx-clocks.dtsi +++ b/arch/arm/boot/dts/omap3xxx-clocks.dtsi @@ -79,13 +79,14 @@ clock-div = <1>; }; }; -&scrm_clocks { + +&scm_clocks { mcbsp5_mux_fck: mcbsp5_mux_fck { #clock-cells = <0>; compatible = "ti,composite-mux-clock"; clocks = <&core_96m_fck>, <&mcbsp_clks>; ti,bit-shift = <4>; - reg = <0x02d8>; + reg = <0x68>; }; mcbsp5_fck: mcbsp5_fck { @@ -99,7 +100,7 @@ compatible = "ti,composite-mux-clock"; clocks = <&core_96m_fck>, <&mcbsp_clks>; ti,bit-shift = <2>; - reg = <0x0274>; + reg = <0x04>; }; mcbsp1_fck: mcbsp1_fck { @@ -113,7 +114,7 @@ compatible = "ti,composite-mux-clock"; clocks = <&per_96m_fck>, <&mcbsp_clks>; ti,bit-shift = <6>; - reg = <0x0274>; + reg = <0x04>; }; mcbsp2_fck: mcbsp2_fck { @@ -126,7 +127,7 @@ #clock-cells = <0>; compatible = "ti,composite-mux-clock"; clocks = <&per_96m_fck>, <&mcbsp_clks>; - reg = <0x02d8>; + reg = <0x68>; }; mcbsp3_fck: mcbsp3_fck { @@ -140,7 +141,7 @@ compatible = "ti,composite-mux-clock"; clocks = <&per_96m_fck>, <&mcbsp_clks>; ti,bit-shift = <2>; - reg = <0x02d8>; + reg = <0x68>; }; mcbsp4_fck: mcbsp4_fck { diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi index 074147cebae4..546681a9cb65 100644 --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -114,99 +114,141 @@ interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>; - cm1: cm1@4a004000 { - compatible = "ti,omap4-cm1"; - reg = <0x4a004000 0x2000>; - - cm1_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; - }; + l4_cfg: l4@4a000000 { + compatible = "ti,omap4-l4-cfg", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x4a000000 0x1000000>; - cm1_clockdomains: clockdomains { - }; - }; + cm1: cm1@4000 { + compatible = "ti,omap4-cm1"; + reg = <0x4000 0x2000>; - prm: prm@4a306000 { - compatible = "ti,omap4-prm"; - reg = <0x4a306000 0x3000>; - interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; + cm1_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; - prm_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; + cm1_clockdomains: clockdomains { + }; }; - prm_clockdomains: clockdomains { - }; - }; + cm2: cm2@8000 { + compatible = "ti,omap4-cm2"; + reg = <0x8000 0x3000>; - cm2: cm2@4a008000 { - compatible = "ti,omap4-cm2"; - reg = <0x4a008000 0x3000>; + cm2_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; - cm2_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; + cm2_clockdomains: clockdomains { + }; }; - cm2_clockdomains: clockdomains { + omap4_scm_core: scm@2000 { + compatible = "ti,omap4-scm-core", "simple-bus"; + reg = <0x2000 0x1000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x2000 0x1000>; + + scm_conf: scm_conf@0 { + compatible = "syscon"; + reg = <0x0 0x800>; + #address-cells = <1>; + #size-cells = <1>; + }; }; - }; - - scrm: scrm@4a30a000 { - compatible = "ti,omap4-scrm"; - reg = <0x4a30a000 0x2000>; - scrm_clocks: clocks { + omap4_padconf_core: scm@100000 { + compatible = "ti,omap4-scm-padconf-core", + "simple-bus"; #address-cells = <1>; - #size-cells = <0>; + #size-cells = <1>; + ranges = <0 0x100000 0x1000>; + + omap4_pmx_core: pinmux@40 { + compatible = "ti,omap4-padconf", + "pinctrl-single"; + reg = <0x40 0x0196>; + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + pinctrl-single,register-width = <16>; + pinctrl-single,function-mask = <0x7fff>; + }; + + omap4_padconf_global: omap4_padconf_global@5a0 { + compatible = "syscon"; + reg = <0x5a0 0x170>; + #address-cells = <1>; + #size-cells = <1>; + + pbias_regulator: pbias_regulator { + compatible = "ti,pbias-omap"; + reg = <0x60 0x4>; + syscon = <&omap4_padconf_global>; + pbias_mmc_reg: pbias_mmc_omap4 { + regulator-name = "pbias_mmc_omap4"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3000000>; + }; + }; + }; }; - scrm_clockdomains: clockdomains { - }; - }; - - counter32k: counter@4a304000 { - compatible = "ti,omap-counter32k"; - reg = <0x4a304000 0x20>; - ti,hwmods = "counter_32k"; - }; - - omap4_pmx_core: pinmux@4a100040 { - compatible = "ti,omap4-padconf", "pinctrl-single"; - reg = <0x4a100040 0x0196>; - #address-cells = <1>; - #size-cells = <0>; - #interrupt-cells = <1>; - interrupt-controller; - pinctrl-single,register-width = <16>; - pinctrl-single,function-mask = <0x7fff>; - }; - omap4_pmx_wkup: pinmux@4a31e040 { - compatible = "ti,omap4-padconf", "pinctrl-single"; - reg = <0x4a31e040 0x0038>; - #address-cells = <1>; - #size-cells = <0>; - #interrupt-cells = <1>; - interrupt-controller; - pinctrl-single,register-width = <16>; - pinctrl-single,function-mask = <0x7fff>; - }; - - omap4_padconf_global: tisyscon@4a1005a0 { - compatible = "syscon"; - reg = <0x4a1005a0 0x170>; - }; - - pbias_regulator: pbias_regulator { - compatible = "ti,pbias-omap"; - reg = <0x60 0x4>; - syscon = <&omap4_padconf_global>; - pbias_mmc_reg: pbias_mmc_omap4 { - regulator-name = "pbias_mmc_omap4"; - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3000000>; + l4_wkup: l4@300000 { + compatible = "ti,omap4-l4-wkup", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x300000 0x40000>; + + counter32k: counter@4000 { + compatible = "ti,omap-counter32k"; + reg = <0x4000 0x20>; + ti,hwmods = "counter_32k"; + }; + + prm: prm@6000 { + compatible = "ti,omap4-prm"; + reg = <0x6000 0x3000>; + interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; + + prm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; + + prm_clockdomains: clockdomains { + }; + }; + + scrm: scrm@a000 { + compatible = "ti,omap4-scrm"; + reg = <0xa000 0x2000>; + + scrm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; + + scrm_clockdomains: clockdomains { + }; + }; + + omap4_pmx_wkup: pinmux@1e040 { + compatible = "ti,omap4-padconf", + "pinctrl-single"; + reg = <0x1e040 0x0038>; + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + pinctrl-single,register-width = <16>; + pinctrl-single,function-mask = <0x7fff>; + }; }; }; diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi index b321fdf42c9f..326a429dcce4 100644 --- a/arch/arm/boot/dts/omap5.dtsi +++ b/arch/arm/boot/dts/omap5.dtsi @@ -129,99 +129,141 @@ interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>; - prm: prm@4ae06000 { - compatible = "ti,omap5-prm"; - reg = <0x4ae06000 0x3000>; - interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; + l4_cfg: l4@4a000000 { + compatible = "ti,omap5-l4-cfg", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x4a000000 0x22a000>; - prm_clocks: clocks { + scm_core: scm@2000 { + compatible = "ti,omap5-scm-core", "simple-bus"; + reg = <0x2000 0x1000>; #address-cells = <1>; - #size-cells = <0>; + #size-cells = <1>; + ranges = <0 0x2000 0x800>; + + scm_conf: scm_conf@0 { + compatible = "syscon"; + reg = <0x0 0x800>; + #address-cells = <1>; + #size-cells = <1>; + }; }; - prm_clockdomains: clockdomains { + scm_padconf_core: scm@2800 { + compatible = "ti,omap5-scm-padconf-core", + "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x2800 0x800>; + + omap5_pmx_core: pinmux@40 { + compatible = "ti,omap5-padconf", + "pinctrl-single"; + reg = <0x40 0x01b6>; + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + pinctrl-single,register-width = <16>; + pinctrl-single,function-mask = <0x7fff>; + }; + + omap5_padconf_global: omap5_padconf_global@5a0 { + compatible = "syscon"; + reg = <0x5a0 0xec>; + #address-cells = <1>; + #size-cells = <1>; + + pbias_regulator: pbias_regulator { + compatible = "ti,pbias-omap"; + reg = <0x60 0x4>; + syscon = <&omap5_padconf_global>; + pbias_mmc_reg: pbias_mmc_omap5 { + regulator-name = "pbias_mmc_omap5"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3000000>; + }; + }; + }; }; - }; - cm_core_aon: cm_core_aon@4a004000 { - compatible = "ti,omap5-cm-core-aon"; - reg = <0x4a004000 0x2000>; + cm_core_aon: cm_core_aon@4000 { + compatible = "ti,omap5-cm-core-aon"; + reg = <0x4000 0x2000>; - cm_core_aon_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; - }; + cm_core_aon_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; - cm_core_aon_clockdomains: clockdomains { + cm_core_aon_clockdomains: clockdomains { + }; }; - }; - scrm: scrm@4ae0a000 { - compatible = "ti,omap5-scrm"; - reg = <0x4ae0a000 0x2000>; + cm_core: cm_core@8000 { + compatible = "ti,omap5-cm-core"; + reg = <0x8000 0x3000>; - scrm_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; - }; + cm_core_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; - scrm_clockdomains: clockdomains { + cm_core_clockdomains: clockdomains { + }; }; }; - cm_core: cm_core@4a008000 { - compatible = "ti,omap5-cm-core"; - reg = <0x4a008000 0x3000>; + l4_wkup: l4@4ae00000 { + compatible = "ti,omap5-l4-wkup", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x4ae00000 0x2b000>; - cm_core_clocks: clocks { - #address-cells = <1>; - #size-cells = <0>; + counter32k: counter@4000 { + compatible = "ti,omap-counter32k"; + reg = <0x4000 0x40>; + ti,hwmods = "counter_32k"; }; - cm_core_clockdomains: clockdomains { + prm: prm@6000 { + compatible = "ti,omap5-prm"; + reg = <0x6000 0x3000>; + interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; + + prm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; + + prm_clockdomains: clockdomains { + }; }; - }; - counter32k: counter@4ae04000 { - compatible = "ti,omap-counter32k"; - reg = <0x4ae04000 0x40>; - ti,hwmods = "counter_32k"; - }; + scrm: scrm@a000 { + compatible = "ti,omap5-scrm"; + reg = <0xa000 0x2000>; - omap5_pmx_core: pinmux@4a002840 { - compatible = "ti,omap5-padconf", "pinctrl-single"; - reg = <0x4a002840 0x01b6>; - #address-cells = <1>; - #size-cells = <0>; - #interrupt-cells = <1>; - interrupt-controller; - pinctrl-single,register-width = <16>; - pinctrl-single,function-mask = <0x7fff>; - }; - omap5_pmx_wkup: pinmux@4ae0c840 { - compatible = "ti,omap5-padconf", "pinctrl-single"; - reg = <0x4ae0c840 0x0038>; - #address-cells = <1>; - #size-cells = <0>; - #interrupt-cells = <1>; - interrupt-controller; - pinctrl-single,register-width = <16>; - pinctrl-single,function-mask = <0x7fff>; - }; + scrm_clocks: clocks { + #address-cells = <1>; + #size-cells = <0>; + }; - omap5_padconf_global: tisyscon@4a002da0 { - compatible = "syscon"; - reg = <0x4A002da0 0xec>; - }; + scrm_clockdomains: clockdomains { + }; + }; - pbias_regulator: pbias_regulator { - compatible = "ti,pbias-omap"; - reg = <0x60 0x4>; - syscon = <&omap5_padconf_global>; - pbias_mmc_reg: pbias_mmc_omap5 { - regulator-name = "pbias_mmc_omap5"; - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3000000>; + omap5_pmx_wkup: pinmux@c840 { + compatible = "ti,omap5-padconf", + "pinctrl-single"; + reg = <0xc840 0x0038>; + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + pinctrl-single,register-width = <16>; + pinctrl-single,function-mask = <0x7fff>; }; }; diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c index 6124db5c37ae..a699d7169307 100644 --- a/arch/arm/mach-omap2/clock.c +++ b/arch/arm/mach-omap2/clock.c @@ -23,6 +23,9 @@ #include <linux/clk-provider.h> #include <linux/io.h> #include <linux/bitops.h> +#include <linux/regmap.h> +#include <linux/of_address.h> +#include <linux/bootmem.h> #include <asm/cpu.h> #include <trace/events/power.h> @@ -72,30 +75,110 @@ struct ti_clk_features ti_clk_features; static bool clkdm_control = true; static LIST_HEAD(clk_hw_omap_clocks); -void __iomem *clk_memmaps[CLK_MAX_MEMMAPS]; + +struct clk_iomap { + struct regmap *regmap; + void __iomem *mem; +}; + +static struct clk_iomap *clk_memmaps[CLK_MAX_MEMMAPS]; + +static void clk_memmap_writel(u32 val, void __iomem *reg) +{ + struct clk_omap_reg *r = (struct clk_omap_reg *)® + struct clk_iomap *io = clk_memmaps[r->index]; + + if (io->regmap) + regmap_write(io->regmap, r->offset, val); + else + writel_relaxed(val, io->mem + r->offset); +} + +static u32 clk_memmap_readl(void __iomem *reg) +{ + u32 val; + struct clk_omap_reg *r = (struct clk_omap_reg *)® + struct clk_iomap *io = clk_memmaps[r->index]; + + if (io->regmap) + regmap_read(io->regmap, r->offset, &val); + else + val = readl_relaxed(io->mem + r->offset); + + return val; +} void omap2_clk_writel(u32 val, struct clk_hw_omap *clk, void __iomem *reg) { - if (clk->flags & MEMMAP_ADDRESSING) { - struct clk_omap_reg *r = (struct clk_omap_reg *)® - writel_relaxed(val, clk_memmaps[r->index] + r->offset); - } else { + if (WARN_ON_ONCE(!(clk->flags & MEMMAP_ADDRESSING))) writel_relaxed(val, reg); - } + else + clk_memmap_writel(val, reg); } u32 omap2_clk_readl(struct clk_hw_omap *clk, void __iomem *reg) { - u32 val; + if (WARN_ON_ONCE(!(clk->flags & MEMMAP_ADDRESSING))) + return readl_relaxed(reg); + else + return clk_memmap_readl(reg); +} - if (clk->flags & MEMMAP_ADDRESSING) { - struct clk_omap_reg *r = (struct clk_omap_reg *)® - val = readl_relaxed(clk_memmaps[r->index] + r->offset); - } else { - val = readl_relaxed(reg); - } +static struct ti_clk_ll_ops omap_clk_ll_ops = { + .clk_readl = clk_memmap_readl, + .clk_writel = clk_memmap_writel, +}; - return val; +/** + * omap2_clk_provider_init - initialize a clock provider + * @match_table: DT device table to match for devices to init + * @np: device node pointer for the this clock provider + * @index: index for the clock provider + + @syscon: syscon regmap pointer + * @mem: iomem pointer for the clock provider memory area, only used if + * syscon is not provided + * + * Initializes a clock provider module (CM/PRM etc.), registering + * the memory mapping at specified index and initializing the + * low level driver infrastructure. Returns 0 in success. + */ +int __init omap2_clk_provider_init(struct device_node *np, int index, + struct regmap *syscon, void __iomem *mem) +{ + struct clk_iomap *io; + + ti_clk_ll_ops = &omap_clk_ll_ops; + + io = kzalloc(sizeof(*io), GFP_KERNEL); + + io->regmap = syscon; + io->mem = mem; + + clk_memmaps[index] = io; + + ti_dt_clk_init_provider(np, index); + + return 0; +} + +/** + * omap2_clk_legacy_provider_init - initialize a legacy clock provider + * @index: index for the clock provider + * @mem: iomem pointer for the clock provider memory area + * + * Initializes a legacy clock provider memory mapping. + */ +void __init omap2_clk_legacy_provider_init(int index, void __iomem *mem) +{ + struct clk_iomap *io; + + ti_clk_ll_ops = &omap_clk_ll_ops; + + io = memblock_virt_alloc(sizeof(*io), 0); + + io->mem = mem; + + clk_memmaps[index] = io; } /* diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h index a56742f96000..652ed0ab86ec 100644 --- a/arch/arm/mach-omap2/clock.h +++ b/arch/arm/mach-omap2/clock.h @@ -271,10 +271,14 @@ extern const struct clksel_rate div_1_3_rates[]; extern const struct clksel_rate div_1_4_rates[]; extern const struct clksel_rate div31_1to31_rates[]; -extern void __iomem *clk_memmaps[]; - extern int omap2_clkops_enable_clkdm(struct clk_hw *hw); extern void omap2_clkops_disable_clkdm(struct clk_hw *hw); +struct regmap; + +int __init omap2_clk_provider_init(struct device_node *np, int index, + struct regmap *syscon, void __iomem *mem); +void __init omap2_clk_legacy_provider_init(int index, void __iomem *mem); + void __init ti_clk_init_features(void); #endif diff --git a/arch/arm/mach-omap2/cm.h b/arch/arm/mach-omap2/cm.h index 6222e87a79b6..1fe3e6b833d2 100644 --- a/arch/arm/mach-omap2/cm.h +++ b/arch/arm/mach-omap2/cm.h @@ -70,6 +70,8 @@ int omap_cm_module_enable(u8 mode, u8 part, u16 inst, u16 clkctrl_offs); int omap_cm_module_disable(u8 part, u16 inst, u16 clkctrl_offs); extern int cm_register(struct cm_ll_data *cld); extern int cm_unregister(struct cm_ll_data *cld); +int omap_cm_init(void); +int omap2_cm_base_init(void); # endif diff --git a/arch/arm/mach-omap2/cm2xxx.c b/arch/arm/mach-omap2/cm2xxx.c index ef62ac9dcd05..3e5fd3587eb1 100644 --- a/arch/arm/mach-omap2/cm2xxx.c +++ b/arch/arm/mach-omap2/cm2xxx.c @@ -393,7 +393,7 @@ static struct cm_ll_data omap2xxx_cm_ll_data = { .wait_module_ready = &omap2xxx_cm_wait_module_ready, }; -int __init omap2xxx_cm_init(void) +int __init omap2xxx_cm_init(const struct omap_prcm_init_data *data) { return cm_register(&omap2xxx_cm_ll_data); } diff --git a/arch/arm/mach-omap2/cm2xxx.h b/arch/arm/mach-omap2/cm2xxx.h index 83b6c597b0e1..7b8c79c0ce27 100644 --- a/arch/arm/mach-omap2/cm2xxx.h +++ b/arch/arm/mach-omap2/cm2xxx.h @@ -63,7 +63,7 @@ extern u32 omap2xxx_cm_get_core_pll_config(void); extern void omap2xxx_cm_set_mod_dividers(u32 mpu, u32 dsp, u32 gfx, u32 core, u32 mdm); -extern int __init omap2xxx_cm_init(void); +int __init omap2xxx_cm_init(const struct omap_prcm_init_data *data); #endif diff --git a/arch/arm/mach-omap2/cm33xx.c b/arch/arm/mach-omap2/cm33xx.c index cc5aac784278..7b181f929525 100644 --- a/arch/arm/mach-omap2/cm33xx.c +++ b/arch/arm/mach-omap2/cm33xx.c @@ -352,7 +352,7 @@ static struct cm_ll_data am33xx_cm_ll_data = { .module_disable = &am33xx_cm_module_disable, }; -int __init am33xx_cm_init(void) +int __init am33xx_cm_init(const struct omap_prcm_init_data *data) { return cm_register(&am33xx_cm_ll_data); } diff --git a/arch/arm/mach-omap2/cm33xx.h b/arch/arm/mach-omap2/cm33xx.h index 046b4b2bc9d9..a91f7d282455 100644 --- a/arch/arm/mach-omap2/cm33xx.h +++ b/arch/arm/mach-omap2/cm33xx.h @@ -19,6 +19,7 @@ #include "cm.h" #include "cm-regbits-33xx.h" +#include "prcm-common.h" /* CM base address */ #define AM33XX_CM_BASE 0x44e00000 @@ -374,6 +375,6 @@ #ifndef __ASSEMBLER__ -int am33xx_cm_init(void); +int am33xx_cm_init(const struct omap_prcm_init_data *data); #endif /* ASSEMBLER */ #endif diff --git a/arch/arm/mach-omap2/cm3xxx.c b/arch/arm/mach-omap2/cm3xxx.c index ebead8f035f9..187fa4386718 100644 --- a/arch/arm/mach-omap2/cm3xxx.c +++ b/arch/arm/mach-omap2/cm3xxx.c @@ -671,8 +671,9 @@ static struct cm_ll_data omap3xxx_cm_ll_data = { .wait_module_ready = &omap3xxx_cm_wait_module_ready, }; -int __init omap3xxx_cm_init(void) +int __init omap3xxx_cm_init(const struct omap_prcm_init_data *data) { + omap2_clk_legacy_provider_init(TI_CLKM_CM, cm_base + OMAP3430_IVA2_MOD); return cm_register(&omap3xxx_cm_ll_data); } diff --git a/arch/arm/mach-omap2/cm3xxx.h b/arch/arm/mach-omap2/cm3xxx.h index 734a8581c0c4..bc444e2080a1 100644 --- a/arch/arm/mach-omap2/cm3xxx.h +++ b/arch/arm/mach-omap2/cm3xxx.h @@ -72,7 +72,7 @@ extern void omap3_cm_save_context(void); extern void omap3_cm_restore_context(void); extern void omap3_cm_save_scratchpad_contents(u32 *ptr); -extern int __init omap3xxx_cm_init(void); +int __init omap3xxx_cm_init(const struct omap_prcm_init_data *data); #endif diff --git a/arch/arm/mach-omap2/cm44xx.h b/arch/arm/mach-omap2/cm44xx.h index 728d06a4af19..309a4c913448 100644 --- a/arch/arm/mach-omap2/cm44xx.h +++ b/arch/arm/mach-omap2/cm44xx.h @@ -23,7 +23,6 @@ #define OMAP4_CM_CLKSTCTRL 0x0000 #define OMAP4_CM_STATICDEP 0x0004 -void omap_cm_base_init(void); -int omap4_cm_init(void); +int omap4_cm_init(const struct omap_prcm_init_data *data); #endif diff --git a/arch/arm/mach-omap2/cm_common.c b/arch/arm/mach-omap2/cm_common.c index 8fe02fcedc48..23e8bcec34e3 100644 --- a/arch/arm/mach-omap2/cm_common.c +++ b/arch/arm/mach-omap2/cm_common.c @@ -15,10 +15,14 @@ #include <linux/init.h> #include <linux/errno.h> #include <linux/bug.h> +#include <linux/of.h> +#include <linux/of_address.h> #include "cm2xxx.h" #include "cm3xxx.h" +#include "cm33xx.h" #include "cm44xx.h" +#include "clock.h" /* * cm_ll_data: function pointers to SoC-specific implementations of @@ -33,6 +37,9 @@ void __iomem *cm_base; /* cm2_base: base virtual address of the CM2 IP block (OMAP44xx only) */ void __iomem *cm2_base; +#define CM_NO_CLOCKS 0x1 +#define CM_SINGLE_INSTANCE 0x2 + /** * omap2_set_globals_cm - set the CM/CM2 base addresses (for early use) * @cm: CM base virtual address @@ -212,3 +219,152 @@ int cm_unregister(struct cm_ll_data *cld) return 0; } + +#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \ + defined(CONFIG_SOC_DRA7XX) +static struct omap_prcm_init_data cm_data __initdata = { + .index = TI_CLKM_CM, + .init = omap4_cm_init, +}; + +static struct omap_prcm_init_data cm2_data __initdata = { + .index = TI_CLKM_CM2, + .init = omap4_cm_init, +}; +#endif + +#ifdef CONFIG_ARCH_OMAP2 +static struct omap_prcm_init_data omap2_prcm_data __initdata = { + .index = TI_CLKM_CM, + .init = omap2xxx_cm_init, + .flags = CM_NO_CLOCKS | CM_SINGLE_INSTANCE, +}; +#endif + +#ifdef CONFIG_ARCH_OMAP3 +static struct omap_prcm_init_data omap3_cm_data __initdata = { + .index = TI_CLKM_CM, + .init = omap3xxx_cm_init, + .flags = CM_SINGLE_INSTANCE, + + /* + * IVA2 offset is a negative value, must offset the cm_base address + * by this to get it to positive side on the iomap + */ + .offset = -OMAP3430_IVA2_MOD, +}; +#endif + +#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_TI81XX) +static struct omap_prcm_init_data am3_prcm_data __initdata = { + .index = TI_CLKM_CM, + .flags = CM_NO_CLOCKS | CM_SINGLE_INSTANCE, + .init = am33xx_cm_init, +}; +#endif + +#ifdef CONFIG_SOC_AM43XX +static struct omap_prcm_init_data am4_prcm_data __initdata = { + .index = TI_CLKM_CM, + .flags = CM_NO_CLOCKS | CM_SINGLE_INSTANCE, + .init = omap4_cm_init, +}; +#endif + +static const struct of_device_id omap_cm_dt_match_table[] __initconst = { +#ifdef CONFIG_ARCH_OMAP2 + { .compatible = "ti,omap2-prcm", .data = &omap2_prcm_data }, +#endif +#ifdef CONFIG_ARCH_OMAP3 + { .compatible = "ti,omap3-cm", .data = &omap3_cm_data }, +#endif +#ifdef CONFIG_ARCH_OMAP4 + { .compatible = "ti,omap4-cm1", .data = &cm_data }, + { .compatible = "ti,omap4-cm2", .data = &cm2_data }, +#endif +#ifdef CONFIG_SOC_OMAP5 + { .compatible = "ti,omap5-cm-core-aon", .data = &cm_data }, + { .compatible = "ti,omap5-cm-core", .data = &cm2_data }, +#endif +#ifdef CONFIG_SOC_DRA7XX + { .compatible = "ti,dra7-cm-core-aon", .data = &cm_data }, + { .compatible = "ti,dra7-cm-core", .data = &cm2_data }, +#endif +#ifdef CONFIG_SOC_AM33XX + { .compatible = "ti,am3-prcm", .data = &am3_prcm_data }, +#endif +#ifdef CONFIG_SOC_AM43XX + { .compatible = "ti,am4-prcm", .data = &am4_prcm_data }, +#endif +#ifdef CONFIG_SOC_TI81XX + { .compatible = "ti,dm814-prcm", .data = &am3_prcm_data }, + { .compatible = "ti,dm816-prcm", .data = &am3_prcm_data }, +#endif + { } +}; + +/** + * omap2_cm_base_init - initialize iomappings for the CM drivers + * + * Detects and initializes the iomappings for the CM driver, based + * on the DT data. Returns 0 in success, negative error value + * otherwise. + */ +int __init omap2_cm_base_init(void) +{ + struct device_node *np; + const struct of_device_id *match; + struct omap_prcm_init_data *data; + void __iomem *mem; + + for_each_matching_node_and_match(np, omap_cm_dt_match_table, &match) { + data = (struct omap_prcm_init_data *)match->data; + + mem = of_iomap(np, 0); + if (!mem) + return -ENOMEM; + + if (data->index == TI_CLKM_CM) + cm_base = mem + data->offset; + + if (data->index == TI_CLKM_CM2) + cm2_base = mem + data->offset; + + data->mem = mem; + + data->np = np; + + if (data->init && (data->flags & CM_SINGLE_INSTANCE || + (cm_base && cm2_base))) + data->init(data); + } + + return 0; +} + +/** + * omap_cm_init - low level init for the CM drivers + * + * Initializes the low level clock infrastructure for CM drivers. + * Returns 0 in success, negative error value in failure. + */ +int __init omap_cm_init(void) +{ + struct device_node *np; + const struct of_device_id *match; + const struct omap_prcm_init_data *data; + int ret; + + for_each_matching_node_and_match(np, omap_cm_dt_match_table, &match) { + data = match->data; + + if (data->flags & CM_NO_CLOCKS) + continue; + + ret = omap2_clk_provider_init(np, data->index, NULL, data->mem); + if (ret) + return ret; + } + + return 0; +} diff --git a/arch/arm/mach-omap2/cminst44xx.c b/arch/arm/mach-omap2/cminst44xx.c index 95a8cff66aff..2c0e07ed6b99 100644 --- a/arch/arm/mach-omap2/cminst44xx.c +++ b/arch/arm/mach-omap2/cminst44xx.c @@ -63,7 +63,7 @@ static void __iomem *_cm_bases[OMAP4_MAX_PRCM_PARTITIONS]; * Populates the base addresses of the _cm_bases * array used for read/write of cm module registers. */ -void omap_cm_base_init(void) +static void omap_cm_base_init(void) { _cm_bases[OMAP4430_PRM_PARTITION] = prm_base; _cm_bases[OMAP4430_CM1_PARTITION] = cm_base; @@ -514,8 +514,10 @@ static struct cm_ll_data omap4xxx_cm_ll_data = { .module_disable = &omap4_cminst_module_disable, }; -int __init omap4_cm_init(void) +int __init omap4_cm_init(const struct omap_prcm_init_data *data) { + omap_cm_base_init(); + return cm_register(&omap4xxx_cm_ll_data); } diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c index da041b4ab29c..af95a624fe71 100644 --- a/arch/arm/mach-omap2/control.c +++ b/arch/arm/mach-omap2/control.c @@ -14,6 +14,9 @@ #include <linux/kernel.h> #include <linux/io.h> +#include <linux/of_address.h> +#include <linux/regmap.h> +#include <linux/mfd/syscon.h> #include "soc.h" #include "iomap.h" @@ -25,13 +28,15 @@ #include "sdrc.h" #include "pm.h" #include "control.h" +#include "clock.h" /* Used by omap3_ctrl_save_padconf() */ #define START_PADCONF_SAVE 0x2 #define PADCONF_SAVE_DONE 0x1 static void __iomem *omap2_ctrl_base; -static void __iomem *omap4_ctrl_pad_base; +static s16 omap2_ctrl_offset; +static struct regmap *omap2_ctrl_syscon; #if defined(CONFIG_ARCH_OMAP3) && defined(CONFIG_PM) struct omap3_scratchpad { @@ -133,66 +138,79 @@ struct omap3_control_regs { static struct omap3_control_regs control_context; #endif /* CONFIG_ARCH_OMAP3 && CONFIG_PM */ -#define OMAP_CTRL_REGADDR(reg) (omap2_ctrl_base + (reg)) -#define OMAP4_CTRL_PAD_REGADDR(reg) (omap4_ctrl_pad_base + (reg)) - -void __init omap2_set_globals_control(void __iomem *ctrl, - void __iomem *ctrl_pad) +void __init omap2_set_globals_control(void __iomem *ctrl) { omap2_ctrl_base = ctrl; - omap4_ctrl_pad_base = ctrl_pad; -} - -void __iomem *omap_ctrl_base_get(void) -{ - return omap2_ctrl_base; } u8 omap_ctrl_readb(u16 offset) { - return readb_relaxed(OMAP_CTRL_REGADDR(offset)); + u32 val; + u8 byte_offset = offset & 0x3; + + val = omap_ctrl_readl(offset); + + return (val >> (byte_offset * 8)) & 0xff; } u16 omap_ctrl_readw(u16 offset) { - return readw_relaxed(OMAP_CTRL_REGADDR(offset)); + u32 val; + u16 byte_offset = offset & 0x2; + + val = omap_ctrl_readl(offset); + + return (val >> (byte_offset * 8)) & 0xffff; } u32 omap_ctrl_readl(u16 offset) { - return readl_relaxed(OMAP_CTRL_REGADDR(offset)); + u32 val; + + offset &= 0xfffc; + if (!omap2_ctrl_syscon) + val = readl_relaxed(omap2_ctrl_base + offset); + else + regmap_read(omap2_ctrl_syscon, omap2_ctrl_offset + offset, + &val); + + return val; } void omap_ctrl_writeb(u8 val, u16 offset) { - writeb_relaxed(val, OMAP_CTRL_REGADDR(offset)); + u32 tmp; + u8 byte_offset = offset & 0x3; + + tmp = omap_ctrl_readl(offset); + + tmp &= 0xffffffff ^ (0xff << (byte_offset * 8)); + tmp |= val << (byte_offset * 8); + + omap_ctrl_writel(tmp, offset); } void omap_ctrl_writew(u16 val, u16 offset) { - writew_relaxed(val, OMAP_CTRL_REGADDR(offset)); -} + u32 tmp; + u8 byte_offset = offset & 0x2; -void omap_ctrl_writel(u32 val, u16 offset) -{ - writel_relaxed(val, OMAP_CTRL_REGADDR(offset)); -} + tmp = omap_ctrl_readl(offset); -/* - * On OMAP4 control pad are not addressable from control - * core base. So the common omap_ctrl_read/write APIs breaks - * Hence export separate APIs to manage the omap4 pad control - * registers. This APIs will work only for OMAP4 - */ + tmp &= 0xffffffff ^ (0xffff << (byte_offset * 8)); + tmp |= val << (byte_offset * 8); -u32 omap4_ctrl_pad_readl(u16 offset) -{ - return readl_relaxed(OMAP4_CTRL_PAD_REGADDR(offset)); + omap_ctrl_writel(tmp, offset); } -void omap4_ctrl_pad_writel(u32 val, u16 offset) +void omap_ctrl_writel(u32 val, u16 offset) { - writel_relaxed(val, OMAP4_CTRL_PAD_REGADDR(offset)); + offset &= 0xfffc; + if (!omap2_ctrl_syscon) + writel_relaxed(val, omap2_ctrl_base + offset); + else + regmap_write(omap2_ctrl_syscon, omap2_ctrl_offset + offset, + val); } #ifdef CONFIG_ARCH_OMAP3 @@ -611,3 +629,120 @@ void __init omap3_ctrl_init(void) omap3_ctrl_setup_d2d_padconf(); } #endif /* CONFIG_ARCH_OMAP3 && CONFIG_PM */ + +struct control_init_data { + int index; + s16 offset; +}; + +static struct control_init_data ctrl_data = { + .index = TI_CLKM_CTRL, +}; + +static const struct control_init_data omap2_ctrl_data = { + .index = TI_CLKM_CTRL, + .offset = -OMAP2_CONTROL_GENERAL, +}; + +static const struct of_device_id omap_scrm_dt_match_table[] = { + { .compatible = "ti,am3-scm", .data = &ctrl_data }, + { .compatible = "ti,am4-scm", .data = &ctrl_data }, + { .compatible = "ti,omap2-scm", .data = &omap2_ctrl_data }, + { .compatible = "ti,omap3-scm", .data = &omap2_ctrl_data }, + { .compatible = "ti,dm816-scrm", .data = &ctrl_data }, + { .compatible = "ti,omap4-scm-core", .data = &ctrl_data }, + { .compatible = "ti,omap5-scm-core", .data = &ctrl_data }, + { .compatible = "ti,dra7-scm-core", .data = &ctrl_data }, + { } +}; + +/** + * omap2_control_base_init - initialize iomappings for the control driver + * + * Detects and initializes the iomappings for the control driver, based + * on the DT data. Returns 0 in success, negative error value + * otherwise. + */ +int __init omap2_control_base_init(void) +{ + struct device_node *np; + const struct of_device_id *match; + struct control_init_data *data; + + for_each_matching_node_and_match(np, omap_scrm_dt_match_table, &match) { + data = (struct control_init_data *)match->data; + + omap2_ctrl_base = of_iomap(np, 0); + if (!omap2_ctrl_base) + return -ENOMEM; + + omap2_ctrl_offset = data->offset; + } + + return 0; +} + +/** + * omap_control_init - low level init for the control driver + * + * Initializes the low level clock infrastructure for control driver. + * Returns 0 in success, negative error value in failure. + */ +int __init omap_control_init(void) +{ + struct device_node *np, *scm_conf; + const struct of_device_id *match; + const struct omap_prcm_init_data *data; + int ret; + struct regmap *syscon; + + for_each_matching_node_and_match(np, omap_scrm_dt_match_table, &match) { + data = match->data; + + /* + * Check if we have scm_conf node, if yes, use this to + * access clock registers. + */ + scm_conf = of_get_child_by_name(np, "scm_conf"); + + if (scm_conf) { + syscon = syscon_node_to_regmap(scm_conf); + + if (IS_ERR(syscon)) + return PTR_ERR(syscon); + + omap2_ctrl_syscon = syscon; + + if (of_get_child_by_name(scm_conf, "clocks")) { + ret = omap2_clk_provider_init(scm_conf, + data->index, + syscon, NULL); + if (ret) + return ret; + } + + iounmap(omap2_ctrl_base); + omap2_ctrl_base = NULL; + } else { + /* No scm_conf found, direct access */ + ret = omap2_clk_provider_init(np, data->index, NULL, + omap2_ctrl_base); + if (ret) + return ret; + } + } + + return 0; +} + +/** + * omap3_control_legacy_iomap_init - legacy iomap init for clock providers + * + * Legacy iomap init for clock provider. Needed only by legacy boot mode, + * where the base addresses are not parsed from DT, but still required + * by the clock driver to be setup properly. + */ +void __init omap3_control_legacy_iomap_init(void) +{ + omap2_clk_legacy_provider_init(TI_CLKM_SCRM, omap2_ctrl_base); +} diff --git a/arch/arm/mach-omap2/control.h b/arch/arm/mach-omap2/control.h index b8a487181210..80d2b7d8e36e 100644 --- a/arch/arm/mach-omap2/control.h +++ b/arch/arm/mach-omap2/control.h @@ -440,15 +440,12 @@ #ifndef __ASSEMBLY__ #ifdef CONFIG_ARCH_OMAP2PLUS -extern void __iomem *omap_ctrl_base_get(void); extern u8 omap_ctrl_readb(u16 offset); extern u16 omap_ctrl_readw(u16 offset); extern u32 omap_ctrl_readl(u16 offset); -extern u32 omap4_ctrl_pad_readl(u16 offset); extern void omap_ctrl_writeb(u8 val, u16 offset); extern void omap_ctrl_writew(u16 val, u16 offset); extern void omap_ctrl_writel(u32 val, u16 offset); -extern void omap4_ctrl_pad_writel(u32 val, u16 offset); extern void omap3_save_scratchpad_contents(void); extern void omap3_clear_scratchpad_contents(void); @@ -464,10 +461,11 @@ extern void omap_ctrl_write_dsp_boot_mode(u8 bootmode); extern void omap3630_ctrl_disable_rta(void); extern int omap3_ctrl_save_padconf(void); void omap3_ctrl_init(void); -extern void omap2_set_globals_control(void __iomem *ctrl, - void __iomem *ctrl_pad); +int omap2_control_base_init(void); +int omap_control_init(void); +void omap2_set_globals_control(void __iomem *ctrl); +void __init omap3_control_legacy_iomap_init(void); #else -#define omap_ctrl_base_get() 0 #define omap_ctrl_readb(x) 0 #define omap_ctrl_readw(x) 0 #define omap_ctrl_readl(x) 0 diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c index 7a050f9c37ff..f492ae147c6a 100644 --- a/arch/arm/mach-omap2/display.c +++ b/arch/arm/mach-omap2/display.c @@ -26,6 +26,8 @@ #include <linux/of.h> #include <linux/of_platform.h> #include <linux/slab.h> +#include <linux/mfd/syscon.h> +#include <linux/regmap.h> #include <video/omapdss.h> #include "omap_hwmod.h" @@ -104,6 +106,10 @@ static const struct omap_dss_hwmod_data omap4_dss_hwmod_data[] __initconst = { { "dss_hdmi", "omapdss_hdmi", -1 }, }; +#define OMAP4_DSIPHY_SYSCON_OFFSET 0x78 + +static struct regmap *omap4_dsi_mux_syscon; + static int omap4_dsi_mux_pads(int dsi_id, unsigned lanes) { u32 enable_mask, enable_shift; @@ -124,7 +130,7 @@ static int omap4_dsi_mux_pads(int dsi_id, unsigned lanes) return -ENODEV; } - reg = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_DSIPHY); + regmap_read(omap4_dsi_mux_syscon, OMAP4_DSIPHY_SYSCON_OFFSET, ®); reg &= ~enable_mask; reg &= ~pipd_mask; @@ -132,7 +138,7 @@ static int omap4_dsi_mux_pads(int dsi_id, unsigned lanes) reg |= (lanes << enable_shift) & enable_mask; reg |= (lanes << pipd_shift) & pipd_mask; - omap4_ctrl_pad_writel(reg, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_DSIPHY); + regmap_write(omap4_dsi_mux_syscon, OMAP4_DSIPHY_SYSCON_OFFSET, reg); return 0; } @@ -665,5 +671,10 @@ int __init omapdss_init_of(void) return r; } + /* add DSI info for omap4 */ + node = of_find_node_by_name(NULL, "omap4_padconf_global"); + if (node) + omap4_dsi_mux_syscon = syscon_node_to_regmap(node); + return 0; } diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 2a2f4d56e4c8..f8121dbc9d48 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -52,7 +52,10 @@ EXPORT_SYMBOL(omap_rev); int omap_type(void) { - u32 val = 0; + static u32 val = OMAP2_DEVICETYPE_MASK; + + if (val < OMAP2_DEVICETYPE_MASK) + return val; if (cpu_is_omap24xx()) { val = omap_ctrl_readl(OMAP24XX_CONTROL_STATUS); diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 1eeff6be260d..820dde8b5b04 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -382,13 +382,9 @@ void __init omap2420_init_early(void) omap2_set_globals_tap(OMAP242X_CLASS, OMAP2_L4_IO_ADDRESS(0x48014000)); omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE), OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP242X_CTRL_BASE), - NULL); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE), NULL); + omap2_control_base_init(); omap2xxx_check_revision(); - omap2xxx_prm_init(); - omap2xxx_cm_init(); + omap2_prcm_base_init(); omap2xxx_voltagedomains_init(); omap242x_powerdomains_init(); omap242x_clockdomains_init(); @@ -412,13 +408,9 @@ void __init omap2430_init_early(void) omap2_set_globals_tap(OMAP243X_CLASS, OMAP2_L4_IO_ADDRESS(0x4900a000)); omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE), OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE), - NULL); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE), NULL); + omap2_control_base_init(); omap2xxx_check_revision(); - omap2xxx_prm_init(); - omap2xxx_cm_init(); + omap2_prcm_base_init(); omap2xxx_voltagedomains_init(); omap243x_powerdomains_init(); omap243x_clockdomains_init(); @@ -446,21 +438,30 @@ void __init omap3_init_early(void) omap2_set_globals_tap(OMAP343X_CLASS, OMAP2_L4_IO_ADDRESS(0x4830A000)); omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE), OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE), - NULL); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE), NULL); + /* XXX: remove these once OMAP3 is DT only */ + if (!of_have_populated_dt()) { + omap2_set_globals_control( + OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE)); + omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE)); + omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE), + NULL); + } + omap2_control_base_init(); omap3xxx_check_revision(); omap3xxx_check_features(); - omap3xxx_prm_init(); - omap3xxx_cm_init(); + omap2_prcm_base_init(); + /* XXX: remove these once OMAP3 is DT only */ + if (!of_have_populated_dt()) { + omap3xxx_prm_init(NULL); + omap3xxx_cm_init(NULL); + } omap3xxx_voltagedomains_init(); omap3xxx_powerdomains_init(); omap3xxx_clockdomains_init(); omap3xxx_hwmod_init(); omap_hwmod_init_postsetup(); if (!of_have_populated_dt()) { - omap3_prcm_legacy_iomaps_init(); + omap3_control_legacy_iomap_init(); if (soc_is_am35xx()) omap_clk_soc_init = am35xx_clk_legacy_init; else if (cpu_is_omap3630()) @@ -547,14 +548,10 @@ void __init ti814x_init_early(void) { omap2_set_globals_tap(TI814X_CLASS, OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(TI81XX_CTRL_BASE), - NULL); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE), NULL); + omap2_control_base_init(); omap3xxx_check_revision(); ti81xx_check_features(); - am33xx_prm_init(); - am33xx_cm_init(); + omap2_prcm_base_init(); omap3xxx_voltagedomains_init(); omap3xxx_powerdomains_init(); ti81xx_clockdomains_init(); @@ -568,14 +565,10 @@ void __init ti816x_init_early(void) { omap2_set_globals_tap(TI816X_CLASS, OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(TI81XX_CTRL_BASE), - NULL); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE), NULL); + omap2_control_base_init(); omap3xxx_check_revision(); ti81xx_check_features(); - am33xx_prm_init(); - am33xx_cm_init(); + omap2_prcm_base_init(); omap3xxx_voltagedomains_init(); omap3xxx_powerdomains_init(); ti81xx_clockdomains_init(); @@ -591,14 +584,10 @@ void __init am33xx_init_early(void) { omap2_set_globals_tap(AM335X_CLASS, AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE)); - omap2_set_globals_control(AM33XX_L4_WK_IO_ADDRESS(AM33XX_CTRL_BASE), - NULL); - omap2_set_globals_prm(AM33XX_L4_WK_IO_ADDRESS(AM33XX_PRCM_BASE)); - omap2_set_globals_cm(AM33XX_L4_WK_IO_ADDRESS(AM33XX_PRCM_BASE), NULL); + omap2_control_base_init(); omap3xxx_check_revision(); am33xx_check_features(); - am33xx_prm_init(); - am33xx_cm_init(); + omap2_prcm_base_init(); am33xx_powerdomains_init(); am33xx_clockdomains_init(); am33xx_hwmod_init(); @@ -617,16 +606,10 @@ void __init am43xx_init_early(void) { omap2_set_globals_tap(AM335X_CLASS, AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE)); - omap2_set_globals_control(AM33XX_L4_WK_IO_ADDRESS(AM33XX_CTRL_BASE), - NULL); - omap2_set_globals_prm(AM33XX_L4_WK_IO_ADDRESS(AM43XX_PRCM_BASE)); - omap2_set_globals_cm(AM33XX_L4_WK_IO_ADDRESS(AM43XX_PRCM_BASE), NULL); - omap_prm_base_init(); - omap_cm_base_init(); + omap2_control_base_init(); omap3xxx_check_revision(); am33xx_check_features(); - omap44xx_prm_init(); - omap4_cm_init(); + omap2_prcm_base_init(); am43xx_powerdomains_init(); am43xx_clockdomains_init(); am43xx_hwmod_init(); @@ -646,19 +629,12 @@ void __init omap4430_init_early(void) { omap2_set_globals_tap(OMAP443X_CLASS, OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE), - OMAP2_L4_IO_ADDRESS(OMAP443X_CTRL_BASE)); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP4430_PRM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP4430_CM_BASE), - OMAP2_L4_IO_ADDRESS(OMAP4430_CM2_BASE)); omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP4430_PRCM_MPU_BASE)); - omap_prm_base_init(); - omap_cm_base_init(); + omap2_control_base_init(); omap4xxx_check_revision(); omap4xxx_check_features(); - omap4_cm_init(); + omap2_prcm_base_init(); omap4_pm_init_early(); - omap44xx_prm_init(); omap44xx_voltagedomains_init(); omap44xx_powerdomains_init(); omap44xx_clockdomains_init(); @@ -681,18 +657,11 @@ void __init omap5_init_early(void) { omap2_set_globals_tap(OMAP54XX_CLASS, OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE), - OMAP2_L4_IO_ADDRESS(OMAP54XX_CTRL_BASE)); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP54XX_CM_CORE_AON_BASE), - OMAP2_L4_IO_ADDRESS(OMAP54XX_CM_CORE_BASE)); omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE)); + omap2_control_base_init(); omap4_pm_init_early(); - omap_prm_base_init(); - omap_cm_base_init(); - omap44xx_prm_init(); + omap2_prcm_base_init(); omap5xxx_check_revision(); - omap4_cm_init(); omap54xx_voltagedomains_init(); omap54xx_powerdomains_init(); omap54xx_clockdomains_init(); @@ -713,18 +682,11 @@ void __init omap5_init_late(void) void __init dra7xx_init_early(void) { omap2_set_globals_tap(-1, OMAP2_L4_IO_ADDRESS(DRA7XX_TAP_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE), - OMAP2_L4_IO_ADDRESS(DRA7XX_CTRL_BASE)); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(DRA7XX_CM_CORE_AON_BASE), - OMAP2_L4_IO_ADDRESS(OMAP54XX_CM_CORE_BASE)); omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE)); + omap2_control_base_init(); omap4_pm_init_early(); - omap_prm_base_init(); - omap_cm_base_init(); - omap44xx_prm_init(); + omap2_prcm_base_init(); dra7xxx_check_revision(); - omap4_cm_init(); dra7xx_powerdomains_init(); dra7xx_clockdomains_init(); dra7xx_hwmod_init(); @@ -762,7 +724,11 @@ int __init omap_clk_init(void) ti_clk_init_features(); if (of_have_populated_dt()) { - ret = of_prcm_init(); + ret = omap_control_init(); + if (ret) + return ret; + + ret = omap_prcm_init(); if (ret) return ret; diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c index fe01c5a03aa2..b1aad7e1426c 100644 --- a/arch/arm/mach-omap2/pm24xx.c +++ b/arch/arm/mach-omap2/pm24xx.c @@ -75,9 +75,9 @@ static int omap2_enter_full_retention(void) /* Clear old wake-up events */ /* REVISIT: These write to reserved bits? */ - omap2xxx_prm_clear_mod_irqs(CORE_MOD, PM_WKST1, ~0); - omap2xxx_prm_clear_mod_irqs(CORE_MOD, OMAP24XX_PM_WKST2, ~0); - omap2xxx_prm_clear_mod_irqs(WKUP_MOD, PM_WKST, ~0); + omap_prm_clear_mod_irqs(CORE_MOD, PM_WKST1, ~0); + omap_prm_clear_mod_irqs(CORE_MOD, OMAP24XX_PM_WKST2, ~0); + omap_prm_clear_mod_irqs(WKUP_MOD, PM_WKST, ~0); pwrdm_set_next_pwrst(core_pwrdm, PWRDM_POWER_RET); pwrdm_set_next_pwrst(mpu_pwrdm, PWRDM_POWER_RET); @@ -104,18 +104,16 @@ no_sleep: clk_enable(osc_ck); /* clear CORE wake-up events */ - omap2xxx_prm_clear_mod_irqs(CORE_MOD, PM_WKST1, ~0); - omap2xxx_prm_clear_mod_irqs(CORE_MOD, OMAP24XX_PM_WKST2, ~0); + omap_prm_clear_mod_irqs(CORE_MOD, PM_WKST1, ~0); + omap_prm_clear_mod_irqs(CORE_MOD, OMAP24XX_PM_WKST2, ~0); /* wakeup domain events - bit 1: GPT1, bit5 GPIO */ - omap2xxx_prm_clear_mod_irqs(WKUP_MOD, PM_WKST, 0x4 | 0x1); + omap_prm_clear_mod_irqs(WKUP_MOD, PM_WKST, 0x4 | 0x1); /* MPU domain wake events */ - omap2xxx_prm_clear_mod_irqs(OCP_MOD, OMAP2_PRCM_IRQSTATUS_MPU_OFFSET, - 0x1); + omap_prm_clear_mod_irqs(OCP_MOD, OMAP2_PRCM_IRQSTATUS_MPU_OFFSET, 0x1); - omap2xxx_prm_clear_mod_irqs(OCP_MOD, OMAP2_PRCM_IRQSTATUS_MPU_OFFSET, - 0x20); + omap_prm_clear_mod_irqs(OCP_MOD, OMAP2_PRCM_IRQSTATUS_MPU_OFFSET, 0x20); pwrdm_set_next_pwrst(mpu_pwrdm, PWRDM_POWER_ON); pwrdm_set_next_pwrst(core_pwrdm, PWRDM_POWER_ON); @@ -143,9 +141,9 @@ static void omap2_enter_mpu_retention(void) * it is in retention mode. */ if (omap2_allow_mpu_retention()) { /* REVISIT: These write to reserved bits? */ - omap2xxx_prm_clear_mod_irqs(CORE_MOD, PM_WKST1, ~0); - omap2xxx_prm_clear_mod_irqs(CORE_MOD, OMAP24XX_PM_WKST2, ~0); - omap2xxx_prm_clear_mod_irqs(WKUP_MOD, PM_WKST, ~0); + omap_prm_clear_mod_irqs(CORE_MOD, PM_WKST1, ~0); + omap_prm_clear_mod_irqs(CORE_MOD, OMAP24XX_PM_WKST2, ~0); + omap_prm_clear_mod_irqs(WKUP_MOD, PM_WKST, ~0); /* Try to enter MPU retention */ pwrdm_set_next_pwrst(mpu_pwrdm, PWRDM_POWER_RET); diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 88721df6001d..87b98bf92366 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -137,9 +137,8 @@ static irqreturn_t _prcm_int_handle_io(int irq, void *unused) { int c; - c = omap3xxx_prm_clear_mod_irqs(WKUP_MOD, 1, - ~(OMAP3430_ST_IO_MASK | - OMAP3430_ST_IO_CHAIN_MASK)); + c = omap_prm_clear_mod_irqs(WKUP_MOD, 1, OMAP3430_ST_IO_MASK | + OMAP3430_ST_IO_CHAIN_MASK); return c ? IRQ_HANDLED : IRQ_NONE; } @@ -153,14 +152,13 @@ static irqreturn_t _prcm_int_handle_wakeup(int irq, void *unused) * these are handled in a separate handler to avoid acking * IO events before parsing in mux code */ - c = omap3xxx_prm_clear_mod_irqs(WKUP_MOD, 1, - OMAP3430_ST_IO_MASK | - OMAP3430_ST_IO_CHAIN_MASK); - c += omap3xxx_prm_clear_mod_irqs(CORE_MOD, 1, 0); - c += omap3xxx_prm_clear_mod_irqs(OMAP3430_PER_MOD, 1, 0); + c = omap_prm_clear_mod_irqs(WKUP_MOD, 1, ~(OMAP3430_ST_IO_MASK | + OMAP3430_ST_IO_CHAIN_MASK)); + c += omap_prm_clear_mod_irqs(CORE_MOD, 1, ~0); + c += omap_prm_clear_mod_irqs(OMAP3430_PER_MOD, 1, ~0); if (omap_rev() > OMAP3430_REV_ES1_0) { - c += omap3xxx_prm_clear_mod_irqs(CORE_MOD, 3, 0); - c += omap3xxx_prm_clear_mod_irqs(OMAP3430ES2_USBHOST_MOD, 1, 0); + c += omap_prm_clear_mod_irqs(CORE_MOD, 3, ~0); + c += omap_prm_clear_mod_irqs(OMAP3430ES2_USBHOST_MOD, 1, ~0); } return c ? IRQ_HANDLED : IRQ_NONE; diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h index 6163d66102a3..6ae0b3a1781e 100644 --- a/arch/arm/mach-omap2/prcm-common.h +++ b/arch/arm/mach-omap2/prcm-common.h @@ -518,6 +518,26 @@ struct omap_prcm_irq_setup { .priority = _priority \ } +/** + * struct omap_prcm_init_data - PRCM driver init data + * @index: clock memory mapping index to be used + * @mem: IO mem pointer for this module + * @offset: module base address offset from the IO base + * @flags: PRCM module init flags + * @device_inst_offset: device instance offset within the module address space + * @init: low level PRCM init function for this module + * @np: device node for this PRCM module + */ +struct omap_prcm_init_data { + int index; + void __iomem *mem; + s16 offset; + u16 flags; + s32 device_inst_offset; + int (*init)(const struct omap_prcm_init_data *data); + struct device_node *np; +}; + extern void omap_prcm_irq_cleanup(void); extern int omap_prcm_register_chain_handler( struct omap_prcm_irq_setup *irq_setup); diff --git a/arch/arm/mach-omap2/prm.h b/arch/arm/mach-omap2/prm.h index b9061a6a2db8..233bc84fbc0e 100644 --- a/arch/arm/mach-omap2/prm.h +++ b/arch/arm/mach-omap2/prm.h @@ -19,8 +19,9 @@ extern void __iomem *prm_base; extern u16 prm_features; extern void omap2_set_globals_prm(void __iomem *prm); -int of_prcm_init(void); -void omap3_prcm_legacy_iomaps_init(void); +int omap_prcm_init(void); +int omap2_prm_base_init(void); +int omap2_prcm_base_init(void); # endif /* @@ -28,9 +29,11 @@ void omap3_prcm_legacy_iomaps_init(void); * * PRM_HAS_IO_WAKEUP: has IO wakeup capability * PRM_HAS_VOLTAGE: has voltage domains + * PRM_IRQ_DEFAULT: use default irq number for PRM irq */ -#define PRM_HAS_IO_WAKEUP (1 << 0) -#define PRM_HAS_VOLTAGE (1 << 1) +#define PRM_HAS_IO_WAKEUP BIT(0) +#define PRM_HAS_VOLTAGE BIT(1) +#define PRM_IRQ_DEFAULT BIT(2) /* * MAX_MODULE_SOFTRESET_WAIT: Maximum microseconds to wait for OMAP @@ -146,6 +149,9 @@ struct prm_ll_data { int (*is_hardreset_asserted)(u8 shift, u8 part, s16 prm_mod, u16 offset); void (*reset_system)(void); + int (*clear_mod_irqs)(s16 module, u8 regs, u32 wkst_mask); + u32 (*vp_check_txdone)(u8 vp_id); + void (*vp_clear_txdone)(u8 vp_id); }; extern int prm_register(struct prm_ll_data *pld); @@ -161,6 +167,19 @@ extern void prm_clear_context_loss_flags_old(u8 part, s16 inst, u16 idx); void omap_prm_reset_system(void); void omap_prm_reconfigure_io_chain(void); +int omap_prm_clear_mod_irqs(s16 module, u8 regs, u32 wkst_mask); + +/* + * Voltage Processor (VP) identifiers + */ +#define OMAP3_VP_VDD_MPU_ID 0 +#define OMAP3_VP_VDD_CORE_ID 1 +#define OMAP4_VP_VDD_CORE_ID 0 +#define OMAP4_VP_VDD_IVA_ID 1 +#define OMAP4_VP_VDD_MPU_ID 2 + +u32 omap_prm_vp_check_txdone(u8 vp_id); +void omap_prm_vp_clear_txdone(u8 vp_id); #endif diff --git a/arch/arm/mach-omap2/prm2xxx.c b/arch/arm/mach-omap2/prm2xxx.c index af0f15278fc2..752018ce129c 100644 --- a/arch/arm/mach-omap2/prm2xxx.c +++ b/arch/arm/mach-omap2/prm2xxx.c @@ -123,13 +123,14 @@ static void omap2xxx_prm_dpll_reset(void) * Clears wakeup status bits for a given module, so that the device can * re-enter idle. */ -void omap2xxx_prm_clear_mod_irqs(s16 module, u8 regs, u32 wkst_mask) +static int omap2xxx_prm_clear_mod_irqs(s16 module, u8 regs, u32 wkst_mask) { u32 wkst; wkst = omap2_prm_read_mod_reg(module, regs); wkst &= wkst_mask; omap2_prm_write_mod_reg(wkst, module, regs); + return 0; } int omap2xxx_clkdm_sleep(struct clockdomain *clkdm) @@ -216,9 +217,10 @@ static struct prm_ll_data omap2xxx_prm_ll_data = { .deassert_hardreset = &omap2_prm_deassert_hardreset, .is_hardreset_asserted = &omap2_prm_is_hardreset_asserted, .reset_system = &omap2xxx_prm_dpll_reset, + .clear_mod_irqs = &omap2xxx_prm_clear_mod_irqs, }; -int __init omap2xxx_prm_init(void) +int __init omap2xxx_prm_init(const struct omap_prcm_init_data *data) { return prm_register(&omap2xxx_prm_ll_data); } diff --git a/arch/arm/mach-omap2/prm2xxx.h b/arch/arm/mach-omap2/prm2xxx.h index 1d51643062f7..9008a9e55a1a 100644 --- a/arch/arm/mach-omap2/prm2xxx.h +++ b/arch/arm/mach-omap2/prm2xxx.h @@ -124,9 +124,7 @@ extern int omap2xxx_clkdm_sleep(struct clockdomain *clkdm); extern int omap2xxx_clkdm_wakeup(struct clockdomain *clkdm); -void omap2xxx_prm_clear_mod_irqs(s16 module, u8 regs, u32 wkst_mask); - -extern int __init omap2xxx_prm_init(void); +int __init omap2xxx_prm_init(const struct omap_prcm_init_data *data); #endif diff --git a/arch/arm/mach-omap2/prm33xx.c b/arch/arm/mach-omap2/prm33xx.c index 02f628601b09..dcb5001d77da 100644 --- a/arch/arm/mach-omap2/prm33xx.c +++ b/arch/arm/mach-omap2/prm33xx.c @@ -378,7 +378,7 @@ static struct prm_ll_data am33xx_prm_ll_data = { .reset_system = am33xx_prm_global_warm_sw_reset, }; -int __init am33xx_prm_init(void) +int __init am33xx_prm_init(const struct omap_prcm_init_data *data) { return prm_register(&am33xx_prm_ll_data); } diff --git a/arch/arm/mach-omap2/prm33xx.h b/arch/arm/mach-omap2/prm33xx.h index 98ac41f271da..2bc4ec52ba78 100644 --- a/arch/arm/mach-omap2/prm33xx.h +++ b/arch/arm/mach-omap2/prm33xx.h @@ -118,7 +118,7 @@ #define AM33XX_PM_CEFUSE_PWRSTST AM33XX_PRM_REGADDR(AM33XX_PRM_CEFUSE_MOD, 0x0004) #ifndef __ASSEMBLER__ -int am33xx_prm_init(void); +int am33xx_prm_init(const struct omap_prcm_init_data *data); #endif /* ASSEMBLER */ #endif diff --git a/arch/arm/mach-omap2/prm3xxx.c b/arch/arm/mach-omap2/prm3xxx.c index 5713bbdf83bc..62680aad2126 100644 --- a/arch/arm/mach-omap2/prm3xxx.c +++ b/arch/arm/mach-omap2/prm3xxx.c @@ -29,6 +29,7 @@ #include "prm-regbits-34xx.h" #include "cm3xxx.h" #include "cm-regbits-34xx.h" +#include "clock.h" static void omap3xxx_prm_read_pending_irqs(unsigned long *events); static void omap3xxx_prm_ocp_barrier(void); @@ -96,7 +97,7 @@ static struct omap3_vp omap3_vp[] = { #define MAX_VP_ID ARRAY_SIZE(omap3_vp); -u32 omap3_prm_vp_check_txdone(u8 vp_id) +static u32 omap3_prm_vp_check_txdone(u8 vp_id) { struct omap3_vp *vp = &omap3_vp[vp_id]; u32 irqstatus; @@ -106,7 +107,7 @@ u32 omap3_prm_vp_check_txdone(u8 vp_id) return irqstatus & vp->tranxdone_status; } -void omap3_prm_vp_clear_txdone(u8 vp_id) +static void omap3_prm_vp_clear_txdone(u8 vp_id) { struct omap3_vp *vp = &omap3_vp[vp_id]; @@ -217,7 +218,7 @@ static void omap3xxx_prm_restore_irqen(u32 *saved_mask) * omap3xxx_prm_clear_mod_irqs - clear wake-up events from PRCM interrupt * @module: PRM module to clear wakeups from * @regs: register set to clear, 1 or 3 - * @ignore_bits: wakeup status bits to ignore + * @wkst_mask: wkst bits to clear * * The purpose of this function is to clear any wake-up events latched * in the PRCM PM_WKST_x registers. It is possible that a wake-up event @@ -226,7 +227,7 @@ static void omap3xxx_prm_restore_irqen(u32 *saved_mask) * that any peripheral wake-up events occurring while attempting to * clear the PM_WKST_x are detected and cleared. */ -int omap3xxx_prm_clear_mod_irqs(s16 module, u8 regs, u32 ignore_bits) +static int omap3xxx_prm_clear_mod_irqs(s16 module, u8 regs, u32 wkst_mask) { u32 wkst, fclk, iclk, clken; u16 wkst_off = (regs == 3) ? OMAP3430ES2_PM_WKST3 : PM_WKST1; @@ -238,7 +239,7 @@ int omap3xxx_prm_clear_mod_irqs(s16 module, u8 regs, u32 ignore_bits) wkst = omap2_prm_read_mod_reg(module, wkst_off); wkst &= omap2_prm_read_mod_reg(module, grpsel_off); - wkst &= ~ignore_bits; + wkst &= wkst_mask; if (wkst) { iclk = omap2_cm_read_mod_reg(module, iclk_off); fclk = omap2_cm_read_mod_reg(module, fclk_off); @@ -254,7 +255,7 @@ int omap3xxx_prm_clear_mod_irqs(s16 module, u8 regs, u32 ignore_bits) omap2_cm_set_mod_reg_bits(clken, module, fclk_off); omap2_prm_write_mod_reg(wkst, module, wkst_off); wkst = omap2_prm_read_mod_reg(module, wkst_off); - wkst &= ~ignore_bits; + wkst &= wkst_mask; c++; } omap2_cm_write_mod_reg(iclk, module, iclk_off); @@ -664,10 +665,15 @@ static struct prm_ll_data omap3xxx_prm_ll_data = { .deassert_hardreset = &omap2_prm_deassert_hardreset, .is_hardreset_asserted = &omap2_prm_is_hardreset_asserted, .reset_system = &omap3xxx_prm_dpll3_reset, + .clear_mod_irqs = &omap3xxx_prm_clear_mod_irqs, + .vp_check_txdone = &omap3_prm_vp_check_txdone, + .vp_clear_txdone = &omap3_prm_vp_clear_txdone, }; -int __init omap3xxx_prm_init(void) +int __init omap3xxx_prm_init(const struct omap_prcm_init_data *data) { + omap2_clk_legacy_provider_init(TI_CLKM_PRM, + prm_base + OMAP3430_IVA2_MOD); if (omap3_has_io_wakeup()) prm_features |= PRM_HAS_IO_WAKEUP; diff --git a/arch/arm/mach-omap2/prm3xxx.h b/arch/arm/mach-omap2/prm3xxx.h index ed8a3d8b739a..5f095eec339c 100644 --- a/arch/arm/mach-omap2/prm3xxx.h +++ b/arch/arm/mach-omap2/prm3xxx.h @@ -132,10 +132,6 @@ #ifndef __ASSEMBLER__ -/* OMAP3-specific VP functions */ -u32 omap3_prm_vp_check_txdone(u8 vp_id); -void omap3_prm_vp_clear_txdone(u8 vp_id); - /* * OMAP3 access functions for voltage controller (VC) and * voltage proccessor (VP) in the PRM. @@ -144,8 +140,7 @@ extern u32 omap3_prm_vcvp_read(u8 offset); extern void omap3_prm_vcvp_write(u32 val, u8 offset); extern u32 omap3_prm_vcvp_rmw(u32 mask, u32 bits, u8 offset); -extern int __init omap3xxx_prm_init(void); -int omap3xxx_prm_clear_mod_irqs(s16 module, u8 regs, u32 ignore_bits); +int __init omap3xxx_prm_init(const struct omap_prcm_init_data *data); void omap3xxx_prm_iva_idle(void); void omap3_prm_reset_modem(void); int omap3xxx_prm_clear_global_cold_reset(void); diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c index a08a617a6c11..c35ad0bedf81 100644 --- a/arch/arm/mach-omap2/prm44xx.c +++ b/arch/arm/mach-omap2/prm44xx.c @@ -138,7 +138,7 @@ static struct omap4_vp omap4_vp[] = { }, }; -u32 omap4_prm_vp_check_txdone(u8 vp_id) +static u32 omap4_prm_vp_check_txdone(u8 vp_id) { struct omap4_vp *vp = &omap4_vp[vp_id]; u32 irqstatus; @@ -149,7 +149,7 @@ u32 omap4_prm_vp_check_txdone(u8 vp_id) return irqstatus & vp->tranxdone_status; } -void omap4_prm_vp_clear_txdone(u8 vp_id) +static void omap4_prm_vp_clear_txdone(u8 vp_id) { struct omap4_vp *vp = &omap4_vp[vp_id]; @@ -699,29 +699,31 @@ static struct prm_ll_data omap44xx_prm_ll_data = { .deassert_hardreset = omap4_prminst_deassert_hardreset, .is_hardreset_asserted = omap4_prminst_is_hardreset_asserted, .reset_system = omap4_prminst_global_warm_sw_reset, + .vp_check_txdone = omap4_prm_vp_check_txdone, + .vp_clear_txdone = omap4_prm_vp_clear_txdone, }; -int __init omap44xx_prm_init(void) +static const struct omap_prcm_init_data *prm_init_data; + +int __init omap44xx_prm_init(const struct omap_prcm_init_data *data) { - if (cpu_is_omap44xx() || soc_is_omap54xx() || soc_is_dra7xx()) + omap_prm_base_init(); + + prm_init_data = data; + + if (data->flags & PRM_HAS_IO_WAKEUP) prm_features |= PRM_HAS_IO_WAKEUP; - if (!soc_is_dra7xx()) + if (data->flags & PRM_HAS_VOLTAGE) prm_features |= PRM_HAS_VOLTAGE; + omap4_prminst_set_prm_dev_inst(data->device_inst_offset); + return prm_register(&omap44xx_prm_ll_data); } -static const struct of_device_id omap_prm_dt_match_table[] = { - { .compatible = "ti,omap4-prm" }, - { .compatible = "ti,omap5-prm" }, - { .compatible = "ti,dra7-prm" }, - { } -}; - static int omap44xx_prm_late_init(void) { - struct device_node *np; int irq_num; if (!(prm_features & PRM_HAS_IO_WAKEUP)) @@ -731,31 +733,23 @@ static int omap44xx_prm_late_init(void) if (!of_have_populated_dt()) return 0; - np = of_find_matching_node(NULL, omap_prm_dt_match_table); - - if (!np) { - /* Default loaded up with OMAP4 values */ - if (!cpu_is_omap44xx()) - return 0; - } else { - irq_num = of_irq_get(np, 0); - /* - * Already have OMAP4 IRQ num. For all other platforms, we need - * IRQ numbers from DT - */ - if (irq_num < 0 && !cpu_is_omap44xx()) { - if (irq_num == -EPROBE_DEFER) - return irq_num; - - /* Have nothing to do */ - return 0; - } - - /* Once OMAP4 DT is filled as well */ - if (irq_num >= 0) { - omap4_prcm_irq_setup.irq = irq_num; - omap4_prcm_irq_setup.xlate_irq = NULL; - } + irq_num = of_irq_get(prm_init_data->np, 0); + /* + * Already have OMAP4 IRQ num. For all other platforms, we need + * IRQ numbers from DT + */ + if (irq_num < 0 && !(prm_init_data->flags & PRM_IRQ_DEFAULT)) { + if (irq_num == -EPROBE_DEFER) + return irq_num; + + /* Have nothing to do */ + return 0; + } + + /* Once OMAP4 DT is filled as well */ + if (irq_num >= 0) { + omap4_prcm_irq_setup.irq = irq_num; + omap4_prcm_irq_setup.xlate_irq = NULL; } omap44xx_prm_enable_io_wakeup(); diff --git a/arch/arm/mach-omap2/prm44xx.h b/arch/arm/mach-omap2/prm44xx.h index 7db2422faa16..efd6035d0871 100644 --- a/arch/arm/mach-omap2/prm44xx.h +++ b/arch/arm/mach-omap2/prm44xx.h @@ -26,7 +26,6 @@ #define __ARCH_ARM_MACH_OMAP2_PRM44XX_H #include "prm44xx_54xx.h" -#include "prcm-common.h" #include "prm.h" #define OMAP4430_PRM_BASE 0x4a306000 diff --git a/arch/arm/mach-omap2/prm44xx_54xx.h b/arch/arm/mach-omap2/prm44xx_54xx.h index 714329565b90..3f139ebc8398 100644 --- a/arch/arm/mach-omap2/prm44xx_54xx.h +++ b/arch/arm/mach-omap2/prm44xx_54xx.h @@ -23,13 +23,11 @@ #ifndef __ARCH_ARM_MACH_OMAP2_PRM44XX_54XX_H #define __ARCH_ARM_MACH_OMAP2_PRM44XX_54XX_H +#include "prcm-common.h" + /* Function prototypes */ #ifndef __ASSEMBLER__ -/* OMAP4/OMAP5-specific VP functions */ -u32 omap4_prm_vp_check_txdone(u8 vp_id); -void omap4_prm_vp_clear_txdone(u8 vp_id); - /* * OMAP4/OMAP5 access functions for voltage controller (VC) and * voltage proccessor (VP) in the PRM. @@ -38,7 +36,7 @@ extern u32 omap4_prm_vcvp_read(u8 offset); extern void omap4_prm_vcvp_write(u32 val, u8 offset); extern u32 omap4_prm_vcvp_rmw(u32 mask, u32 bits, u8 offset); -extern int __init omap44xx_prm_init(void); +int __init omap44xx_prm_init(const struct omap_prcm_init_data *data); #endif diff --git a/arch/arm/mach-omap2/prm54xx.h b/arch/arm/mach-omap2/prm54xx.h index e4411010309c..1eb22ff087dc 100644 --- a/arch/arm/mach-omap2/prm54xx.h +++ b/arch/arm/mach-omap2/prm54xx.h @@ -22,7 +22,6 @@ #define __ARCH_ARM_MACH_OMAP2_PRM54XX_H #include "prm44xx_54xx.h" -#include "prcm-common.h" #include "prm.h" #define OMAP54XX_PRM_BASE 0x4ae06000 diff --git a/arch/arm/mach-omap2/prm7xx.h b/arch/arm/mach-omap2/prm7xx.h index 4bb50fbf29be..cc1e6a2b97f6 100644 --- a/arch/arm/mach-omap2/prm7xx.h +++ b/arch/arm/mach-omap2/prm7xx.h @@ -22,8 +22,8 @@ #ifndef __ARCH_ARM_MACH_OMAP2_PRM7XX_H #define __ARCH_ARM_MACH_OMAP2_PRM7XX_H -#include "prm44xx_54xx.h" #include "prcm-common.h" +#include "prm44xx_54xx.h" #include "prm.h" #define DRA7XX_PRM_BASE 0x4ae06000 diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c index bfaa7ba595cc..7add7994dbfc 100644 --- a/arch/arm/mach-omap2/prm_common.c +++ b/arch/arm/mach-omap2/prm_common.c @@ -32,7 +32,11 @@ #include "prm2xxx_3xxx.h" #include "prm2xxx.h" #include "prm3xxx.h" +#include "prm33xx.h" #include "prm44xx.h" +#include "prm54xx.h" +#include "prm7xx.h" +#include "prcm43xx.h" #include "common.h" #include "clock.h" #include "cm.h" @@ -534,6 +538,61 @@ void omap_prm_reset_system(void) } /** + * omap_prm_clear_mod_irqs - clear wake-up events from PRCM interrupt + * @module: PRM module to clear wakeups from + * @regs: register to clear + * @wkst_mask: wkst bits to clear + * + * Clears any wakeup events for the module and register set defined. + * Uses SoC specific implementation to do the actual wakeup status + * clearing. + */ +int omap_prm_clear_mod_irqs(s16 module, u8 regs, u32 wkst_mask) +{ + if (!prm_ll_data->clear_mod_irqs) { + WARN_ONCE(1, "prm: %s: no mapping function defined\n", + __func__); + return -EINVAL; + } + + return prm_ll_data->clear_mod_irqs(module, regs, wkst_mask); +} + +/** + * omap_prm_vp_check_txdone - check voltage processor TX done status + * + * Checks if voltage processor transmission has been completed. + * Returns non-zero if a transmission has completed, 0 otherwise. + */ +u32 omap_prm_vp_check_txdone(u8 vp_id) +{ + if (!prm_ll_data->vp_check_txdone) { + WARN_ONCE(1, "prm: %s: no mapping function defined\n", + __func__); + return 0; + } + + return prm_ll_data->vp_check_txdone(vp_id); +} + +/** + * omap_prm_vp_clear_txdone - clears voltage processor TX done status + * + * Clears the status bit for completed voltage processor transmission + * returned by prm_vp_check_txdone. + */ +void omap_prm_vp_clear_txdone(u8 vp_id) +{ + if (!prm_ll_data->vp_clear_txdone) { + WARN_ONCE(1, "prm: %s: no mapping function defined\n", + __func__); + return; + } + + prm_ll_data->vp_clear_txdone(vp_id); +} + +/** * prm_register - register per-SoC low-level data with the PRM * @pld: low-level per-SoC OMAP PRM data & function pointers to register * @@ -578,78 +637,175 @@ int prm_unregister(struct prm_ll_data *pld) return 0; } -static const struct of_device_id omap_prcm_dt_match_table[] = { - { .compatible = "ti,am3-prcm" }, - { .compatible = "ti,am3-scrm" }, - { .compatible = "ti,am4-prcm" }, - { .compatible = "ti,am4-scrm" }, - { .compatible = "ti,dm814-prcm" }, - { .compatible = "ti,dm814-scrm" }, - { .compatible = "ti,dm816-prcm" }, - { .compatible = "ti,dm816-scrm" }, - { .compatible = "ti,omap2-prcm" }, - { .compatible = "ti,omap2-scrm" }, - { .compatible = "ti,omap3-prm" }, - { .compatible = "ti,omap3-cm" }, - { .compatible = "ti,omap3-scrm" }, - { .compatible = "ti,omap4-cm1" }, - { .compatible = "ti,omap4-prm" }, - { .compatible = "ti,omap4-cm2" }, - { .compatible = "ti,omap4-scrm" }, - { .compatible = "ti,omap5-prm" }, - { .compatible = "ti,omap5-cm-core-aon" }, - { .compatible = "ti,omap5-scrm" }, - { .compatible = "ti,omap5-cm-core" }, - { .compatible = "ti,dra7-prm" }, - { .compatible = "ti,dra7-cm-core-aon" }, - { .compatible = "ti,dra7-cm-core" }, - { } +#ifdef CONFIG_ARCH_OMAP2 +static struct omap_prcm_init_data omap2_prm_data __initdata = { + .index = TI_CLKM_PRM, + .init = omap2xxx_prm_init, }; +#endif + +#ifdef CONFIG_ARCH_OMAP3 +static struct omap_prcm_init_data omap3_prm_data __initdata = { + .index = TI_CLKM_PRM, + .init = omap3xxx_prm_init, -static struct clk_hw_omap memmap_dummy_ck = { - .flags = MEMMAP_ADDRESSING, + /* + * IVA2 offset is a negative value, must offset the prm_base + * address by this to get it to positive + */ + .offset = -OMAP3430_IVA2_MOD, }; +#endif -static u32 prm_clk_readl(void __iomem *reg) -{ - return omap2_clk_readl(&memmap_dummy_ck, reg); -} +#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_TI81XX) +static struct omap_prcm_init_data am3_prm_data __initdata = { + .index = TI_CLKM_PRM, + .init = am33xx_prm_init, +}; +#endif + +#ifdef CONFIG_ARCH_OMAP4 +static struct omap_prcm_init_data omap4_prm_data __initdata = { + .index = TI_CLKM_PRM, + .init = omap44xx_prm_init, + .device_inst_offset = OMAP4430_PRM_DEVICE_INST, + .flags = PRM_HAS_IO_WAKEUP | PRM_HAS_VOLTAGE | PRM_IRQ_DEFAULT, +}; +#endif + +#ifdef CONFIG_SOC_OMAP5 +static struct omap_prcm_init_data omap5_prm_data __initdata = { + .index = TI_CLKM_PRM, + .init = omap44xx_prm_init, + .device_inst_offset = OMAP54XX_PRM_DEVICE_INST, + .flags = PRM_HAS_IO_WAKEUP | PRM_HAS_VOLTAGE, +}; +#endif + +#ifdef CONFIG_SOC_DRA7XX +static struct omap_prcm_init_data dra7_prm_data __initdata = { + .index = TI_CLKM_PRM, + .init = omap44xx_prm_init, + .device_inst_offset = DRA7XX_PRM_DEVICE_INST, + .flags = PRM_HAS_IO_WAKEUP, +}; +#endif -static void prm_clk_writel(u32 val, void __iomem *reg) -{ - omap2_clk_writel(val, &memmap_dummy_ck, reg); -} +#ifdef CONFIG_SOC_AM43XX +static struct omap_prcm_init_data am4_prm_data __initdata = { + .index = TI_CLKM_PRM, + .init = omap44xx_prm_init, + .device_inst_offset = AM43XX_PRM_DEVICE_INST, +}; +#endif -static struct ti_clk_ll_ops omap_clk_ll_ops = { - .clk_readl = prm_clk_readl, - .clk_writel = prm_clk_writel, +#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) +static struct omap_prcm_init_data scrm_data __initdata = { + .index = TI_CLKM_SCRM, +}; +#endif + +static const struct of_device_id omap_prcm_dt_match_table[] __initconst = { +#ifdef CONFIG_SOC_AM33XX + { .compatible = "ti,am3-prcm", .data = &am3_prm_data }, +#endif +#ifdef CONFIG_SOC_AM43XX + { .compatible = "ti,am4-prcm", .data = &am4_prm_data }, +#endif +#ifdef CONFIG_SOC_TI81XX + { .compatible = "ti,dm814-prcm", .data = &am3_prm_data }, + { .compatible = "ti,dm816-prcm", .data = &am3_prm_data }, +#endif +#ifdef CONFIG_ARCH_OMAP2 + { .compatible = "ti,omap2-prcm", .data = &omap2_prm_data }, +#endif +#ifdef CONFIG_ARCH_OMAP3 + { .compatible = "ti,omap3-prm", .data = &omap3_prm_data }, +#endif +#ifdef CONFIG_ARCH_OMAP4 + { .compatible = "ti,omap4-prm", .data = &omap4_prm_data }, + { .compatible = "ti,omap4-scrm", .data = &scrm_data }, +#endif +#ifdef CONFIG_SOC_OMAP5 + { .compatible = "ti,omap5-prm", .data = &omap5_prm_data }, + { .compatible = "ti,omap5-scrm", .data = &scrm_data }, +#endif +#ifdef CONFIG_SOC_DRA7XX + { .compatible = "ti,dra7-prm", .data = &dra7_prm_data }, +#endif + { } }; -int __init of_prcm_init(void) +/** + * omap2_prm_base_init - initialize iomappings for the PRM driver + * + * Detects and initializes the iomappings for the PRM driver, based + * on the DT data. Returns 0 in success, negative error value + * otherwise. + */ +int __init omap2_prm_base_init(void) { struct device_node *np; + const struct of_device_id *match; + struct omap_prcm_init_data *data; void __iomem *mem; - int memmap_index = 0; - ti_clk_ll_ops = &omap_clk_ll_ops; + for_each_matching_node_and_match(np, omap_prcm_dt_match_table, &match) { + data = (struct omap_prcm_init_data *)match->data; - for_each_matching_node(np, omap_prcm_dt_match_table) { mem = of_iomap(np, 0); - clk_memmaps[memmap_index] = mem; - ti_dt_clk_init_provider(np, memmap_index); - memmap_index++; + if (!mem) + return -ENOMEM; + + if (data->index == TI_CLKM_PRM) + prm_base = mem + data->offset; + + data->mem = mem; + + data->np = np; + + if (data->init) + data->init(data); } return 0; } -void __init omap3_prcm_legacy_iomaps_init(void) +int __init omap2_prcm_base_init(void) { - ti_clk_ll_ops = &omap_clk_ll_ops; + int ret; - clk_memmaps[TI_CLKM_CM] = cm_base + OMAP3430_IVA2_MOD; - clk_memmaps[TI_CLKM_PRM] = prm_base + OMAP3430_IVA2_MOD; - clk_memmaps[TI_CLKM_SCRM] = omap_ctrl_base_get(); + ret = omap2_prm_base_init(); + if (ret) + return ret; + + return omap2_cm_base_init(); +} + +/** + * omap_prcm_init - low level init for the PRCM drivers + * + * Initializes the low level clock infrastructure for PRCM drivers. + * Returns 0 in success, negative error value in failure. + */ +int __init omap_prcm_init(void) +{ + struct device_node *np; + const struct of_device_id *match; + const struct omap_prcm_init_data *data; + int ret; + + for_each_matching_node_and_match(np, omap_prcm_dt_match_table, &match) { + data = match->data; + + ret = omap2_clk_provider_init(np, data->index, NULL, data->mem); + if (ret) + return ret; + } + + omap_cm_init(); + + return 0; } static int __init prm_late_init(void) diff --git a/arch/arm/mach-omap2/prminst44xx.c b/arch/arm/mach-omap2/prminst44xx.c index 8adf7b1a1dce..c4859c4d3646 100644 --- a/arch/arm/mach-omap2/prminst44xx.c +++ b/arch/arm/mach-omap2/prminst44xx.c @@ -47,22 +47,14 @@ void omap_prm_base_init(void) s32 omap4_prmst_get_prm_dev_inst(void) { - if (prm_dev_inst != PRM_INSTANCE_UNKNOWN) - return prm_dev_inst; - - /* This cannot be done way early at boot.. as things are not setup */ - if (cpu_is_omap44xx()) - prm_dev_inst = OMAP4430_PRM_DEVICE_INST; - else if (soc_is_omap54xx()) - prm_dev_inst = OMAP54XX_PRM_DEVICE_INST; - else if (soc_is_dra7xx()) - prm_dev_inst = DRA7XX_PRM_DEVICE_INST; - else if (soc_is_am43xx()) - prm_dev_inst = AM43XX_PRM_DEVICE_INST; - return prm_dev_inst; } +void omap4_prminst_set_prm_dev_inst(s32 dev_inst) +{ + prm_dev_inst = dev_inst; +} + /* Read a register in a PRM instance */ u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx) { diff --git a/arch/arm/mach-omap2/prminst44xx.h b/arch/arm/mach-omap2/prminst44xx.h index fb1c9d7a2f9d..0c03d0731d7f 100644 --- a/arch/arm/mach-omap2/prminst44xx.h +++ b/arch/arm/mach-omap2/prminst44xx.h @@ -14,6 +14,7 @@ #define PRM_INSTANCE_UNKNOWN -1 extern s32 omap4_prmst_get_prm_dev_inst(void); +void omap4_prminst_set_prm_dev_inst(s32 dev_inst); /* * In an ideal world, we would not export these low-level functions, diff --git a/arch/arm/mach-omap2/vp.h b/arch/arm/mach-omap2/vp.h index 0fdf7080e4a6..7e0829682bd0 100644 --- a/arch/arm/mach-omap2/vp.h +++ b/arch/arm/mach-omap2/vp.h @@ -21,15 +21,6 @@ struct voltagedomain; -/* - * Voltage Processor (VP) identifiers - */ -#define OMAP3_VP_VDD_MPU_ID 0 -#define OMAP3_VP_VDD_CORE_ID 1 -#define OMAP4_VP_VDD_CORE_ID 0 -#define OMAP4_VP_VDD_IVA_ID 1 -#define OMAP4_VP_VDD_MPU_ID 2 - /* XXX document */ #define VP_IDLE_TIMEOUT 200 #define VP_TRANXDONE_TIMEOUT 300 diff --git a/arch/arm/mach-omap2/vp3xxx_data.c b/arch/arm/mach-omap2/vp3xxx_data.c index 1914e026245e..b0590fe6ab01 100644 --- a/arch/arm/mach-omap2/vp3xxx_data.c +++ b/arch/arm/mach-omap2/vp3xxx_data.c @@ -28,8 +28,8 @@ #include "prm2xxx_3xxx.h" static const struct omap_vp_ops omap3_vp_ops = { - .check_txdone = omap3_prm_vp_check_txdone, - .clear_txdone = omap3_prm_vp_clear_txdone, + .check_txdone = omap_prm_vp_check_txdone, + .clear_txdone = omap_prm_vp_clear_txdone, }; /* diff --git a/arch/arm/mach-omap2/vp44xx_data.c b/arch/arm/mach-omap2/vp44xx_data.c index e62f6b018beb..2448bb9a8716 100644 --- a/arch/arm/mach-omap2/vp44xx_data.c +++ b/arch/arm/mach-omap2/vp44xx_data.c @@ -28,8 +28,8 @@ #include "vp.h" static const struct omap_vp_ops omap4_vp_ops = { - .check_txdone = omap4_prm_vp_check_txdone, - .clear_txdone = omap4_prm_vp_clear_txdone, + .check_txdone = omap_prm_vp_check_txdone, + .clear_txdone = omap_prm_vp_clear_txdone, }; /* diff --git a/drivers/clk/ti/apll.c b/drivers/clk/ti/apll.c index 72d97279eae1..49baf3831546 100644 --- a/drivers/clk/ti/apll.c +++ b/drivers/clk/ti/apll.c @@ -203,7 +203,7 @@ static void __init of_dra7_apll_setup(struct device_node *node) ad->control_reg = ti_clk_get_reg_addr(node, 0); ad->idlest_reg = ti_clk_get_reg_addr(node, 1); - if (!ad->control_reg || !ad->idlest_reg) + if (IS_ERR(ad->control_reg) || IS_ERR(ad->idlest_reg)) goto cleanup; ad->idlest_mask = 0x1; @@ -384,7 +384,8 @@ static void __init of_omap2_apll_setup(struct device_node *node) ad->autoidle_reg = ti_clk_get_reg_addr(node, 1); ad->idlest_reg = ti_clk_get_reg_addr(node, 2); - if (!ad->control_reg || !ad->autoidle_reg || !ad->idlest_reg) + if (IS_ERR(ad->control_reg) || IS_ERR(ad->autoidle_reg) || + IS_ERR(ad->idlest_reg)) goto cleanup; clk = clk_register(NULL, &clk_hw->hw); diff --git a/drivers/clk/ti/autoidle.c b/drivers/clk/ti/autoidle.c index 8912ff80af34..e75c64c9e81c 100644 --- a/drivers/clk/ti/autoidle.c +++ b/drivers/clk/ti/autoidle.c @@ -119,7 +119,7 @@ int __init of_ti_clk_autoidle_setup(struct device_node *node) clk->name = node->name; clk->reg = ti_clk_get_reg_addr(node, 0); - if (!clk->reg) { + if (IS_ERR(clk->reg)) { kfree(clk); return -EINVAL; } diff --git a/drivers/clk/ti/clk.c b/drivers/clk/ti/clk.c index e22b95646e09..0ebe5c51062b 100644 --- a/drivers/clk/ti/clk.c +++ b/drivers/clk/ti/clk.c @@ -103,7 +103,8 @@ int __init ti_clk_retry_init(struct device_node *node, struct clk_hw *hw, * @index: register index from the clock node * * Builds clock register address from device tree information. This - * is a struct of type clk_omap_reg. + * is a struct of type clk_omap_reg. Returns a pointer to the register + * address, or a pointer error value in failure. */ void __iomem *ti_clk_get_reg_addr(struct device_node *node, int index) { @@ -121,14 +122,14 @@ void __iomem *ti_clk_get_reg_addr(struct device_node *node, int index) if (i == CLK_MAX_MEMMAPS) { pr_err("clk-provider not found for %s!\n", node->name); - return NULL; + return ERR_PTR(-ENOENT); } reg->index = i; if (of_property_read_u32_index(node, "reg", index, &val)) { pr_err("%s must have reg[%d]!\n", node->name, index); - return NULL; + return ERR_PTR(-EINVAL); } reg->offset = val; diff --git a/drivers/clk/ti/divider.c b/drivers/clk/ti/divider.c index 6211893c0980..ff5f117950a9 100644 --- a/drivers/clk/ti/divider.c +++ b/drivers/clk/ti/divider.c @@ -530,8 +530,8 @@ static int __init ti_clk_divider_populate(struct device_node *node, u32 val; *reg = ti_clk_get_reg_addr(node, 0); - if (!*reg) - return -EINVAL; + if (IS_ERR(*reg)) + return PTR_ERR(*reg); if (!of_property_read_u32(node, "ti,bit-shift", &val)) *shift = val; diff --git a/drivers/clk/ti/dpll.c b/drivers/clk/ti/dpll.c index 81dc4698dc41..11478a501c30 100644 --- a/drivers/clk/ti/dpll.c +++ b/drivers/clk/ti/dpll.c @@ -390,18 +390,18 @@ static void __init of_ti_dpll_setup(struct device_node *node, #endif } else { dd->idlest_reg = ti_clk_get_reg_addr(node, 1); - if (!dd->idlest_reg) + if (IS_ERR(dd->idlest_reg)) goto cleanup; dd->mult_div1_reg = ti_clk_get_reg_addr(node, 2); } - if (!dd->control_reg || !dd->mult_div1_reg) + if (IS_ERR(dd->control_reg) || IS_ERR(dd->mult_div1_reg)) goto cleanup; if (dd->autoidle_mask) { dd->autoidle_reg = ti_clk_get_reg_addr(node, 3); - if (!dd->autoidle_reg) + if (IS_ERR(dd->autoidle_reg)) goto cleanup; } diff --git a/drivers/clk/ti/gate.c b/drivers/clk/ti/gate.c index d493307b73f4..0c6fdfcd5f93 100644 --- a/drivers/clk/ti/gate.c +++ b/drivers/clk/ti/gate.c @@ -225,7 +225,7 @@ static void __init _of_ti_gate_clk_setup(struct device_node *node, if (ops != &omap_gate_clkdm_clk_ops) { reg = ti_clk_get_reg_addr(node, 0); - if (!reg) + if (IS_ERR(reg)) return; if (!of_property_read_u32(node, "ti,bit-shift", &val)) @@ -264,7 +264,7 @@ _of_ti_composite_gate_clk_setup(struct device_node *node, return; gate->enable_reg = ti_clk_get_reg_addr(node, 0); - if (!gate->enable_reg) + if (IS_ERR(gate->enable_reg)) goto cleanup; of_property_read_u32(node, "ti,bit-shift", &val); diff --git a/drivers/clk/ti/interface.c b/drivers/clk/ti/interface.c index 265d91f071c5..c76230d8dd04 100644 --- a/drivers/clk/ti/interface.c +++ b/drivers/clk/ti/interface.c @@ -111,7 +111,7 @@ static void __init _of_ti_interface_clk_setup(struct device_node *node, u32 val; reg = ti_clk_get_reg_addr(node, 0); - if (!reg) + if (IS_ERR(reg)) return; if (!of_property_read_u32(node, "ti,bit-shift", &val)) diff --git a/drivers/clk/ti/mux.c b/drivers/clk/ti/mux.c index 728e253606bc..5cdeed538b08 100644 --- a/drivers/clk/ti/mux.c +++ b/drivers/clk/ti/mux.c @@ -210,7 +210,7 @@ static void of_mux_clk_setup(struct device_node *node) reg = ti_clk_get_reg_addr(node, 0); - if (!reg) + if (IS_ERR(reg)) goto cleanup; of_property_read_u32(node, "ti,bit-shift", &shift); @@ -283,7 +283,7 @@ static void __init of_ti_composite_mux_clk_setup(struct device_node *node) mux->reg = ti_clk_get_reg_addr(node, 0); - if (!mux->reg) + if (IS_ERR(mux->reg)) goto cleanup; if (!of_property_read_u32(node, "ti,bit-shift", &val)) diff --git a/include/linux/clk/ti.h b/include/linux/clk/ti.h index 67844003493d..79b76e13d904 100644 --- a/include/linux/clk/ti.h +++ b/include/linux/clk/ti.h @@ -215,14 +215,14 @@ struct ti_dt_clk { .node_name = name, \ } -/* Maximum number of clock memmaps */ -#define CLK_MAX_MEMMAPS 4 - /* Static memmap indices */ enum { TI_CLKM_CM = 0, + TI_CLKM_CM2, TI_CLKM_PRM, TI_CLKM_SCRM, + TI_CLKM_CTRL, + CLK_MAX_MEMMAPS }; typedef void (*ti_of_clk_init_cb_t)(struct clk_hw *, struct device_node *); |