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| author |   Vignesh Raghavendra <vigneshr@ti.com> | 2019-12-11 22:34:13 +0530 |
|---|---|---|
| committer |   Tero Kristo <t-kristo@ti.com> | 2020-01-17 10:19:51 +0200 |
| commit | 07481770e84c7512cff73965aaaa637431cf267d (patch) | |
| tree | 1fa80ea351a5b10514bf3335474bdf3588fa486c /arch/arm64/boot/dts/ti/k3-am654-base-board.dts | |
| parent | arm64: dts: ti: k3-j721e: Add DT nodes for few peripherials (diff) | |
| download | linux-dev-07481770e84c7512cff73965aaaa637431cf267d.tar.xz linux-dev-07481770e84c7512cff73965aaaa637431cf267d.zip | |
arm64: dts: ti: k3-am65: Add OSPI DT node
AM654 SoC has two Cadence OSPI controller instances under Flash
subsystem (FSS). Add DT nodes for the same.
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Diffstat (limited to 'arch/arm64/boot/dts/ti/k3-am654-base-board.dts')
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-am654-base-board.dts | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts index 8a85b482ad31..94bec7aa9baf 100644 --- a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts +++ b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts @@ -69,6 +69,22 @@ AM65X_WKUP_IOPAD(0x003c, PIN_INPUT, 7) /* (P2) WKUP_GPIO0_27 */ >; }; + + mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins_default { + pinctrl-single,pins = < + AM65X_WKUP_IOPAD(0x0000, PIN_OUTPUT, 0) /* (V1) MCU_OSPI0_CLK */ + AM65X_WKUP_IOPAD(0x0008, PIN_INPUT, 0) /* (U2) MCU_OSPI0_DQS */ + AM65X_WKUP_IOPAD(0x000c, PIN_INPUT, 0) /* (U4) MCU_OSPI0_D0 */ + AM65X_WKUP_IOPAD(0x0010, PIN_INPUT, 0) /* (U5) MCU_OSPI0_D1 */ + AM65X_WKUP_IOPAD(0x0014, PIN_INPUT, 0) /* (T2) MCU_OSPI0_D2 */ + AM65X_WKUP_IOPAD(0x0018, PIN_INPUT, 0) /* (T3) MCU_OSPI0_D3 */ + AM65X_WKUP_IOPAD(0x001c, PIN_INPUT, 0) /* (T4) MCU_OSPI0_D4 */ + AM65X_WKUP_IOPAD(0x0020, PIN_INPUT, 0) /* (T5) MCU_OSPI0_D5 */ + AM65X_WKUP_IOPAD(0x0024, PIN_INPUT, 0) /* (R2) MCU_OSPI0_D6 */ + AM65X_WKUP_IOPAD(0x0028, PIN_INPUT, 0) /* (R3) MCU_OSPI0_D7 */ + AM65X_WKUP_IOPAD(0x002c, PIN_OUTPUT, 0) /* (R4) MCU_OSPI0_CSn0 */ + >; + }; }; &main_pmx0 { @@ -339,3 +355,23 @@ &mailbox0_cluster11 { status = "disabled"; }; + +&ospi0 { + pinctrl-names = "default"; + pinctrl-0 = <&mcu_fss0_ospi0_pins_default>; + + flash@0{ + compatible = "jedec,spi-nor"; + reg = <0x0>; + spi-tx-bus-width = <1>; + spi-rx-bus-width = <8>; + spi-max-frequency = <40000000>; + cdns,tshsl-ns = <60>; + cdns,tsd2d-ns = <60>; + cdns,tchsh-ns = <60>; + cdns,tslch-ns = <60>; + cdns,read-delay = <0>; + #address-cells = <1>; + #size-cells = <1>; + }; +}; |