diff options
Diffstat (limited to 'arch/arm/boot/dts/tegra20-ventana.dts')
-rw-r--r-- | arch/arm/boot/dts/tegra20-ventana.dts | 198 |
1 files changed, 123 insertions, 75 deletions
diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts index f44551e2d9d0..caa17e876e41 100644 --- a/arch/arm/boot/dts/tegra20-ventana.dts +++ b/arch/arm/boot/dts/tegra20-ventana.dts @@ -2,7 +2,10 @@ /dts-v1/; #include <dt-bindings/input/input.h> +#include <dt-bindings/thermal/thermal.h> #include "tegra20.dtsi" +#include "tegra20-cpu-opp.dtsi" +#include "tegra20-cpu-opp-microvolt.dtsi" / { model = "NVIDIA Tegra20 Ventana evaluation board"; @@ -419,18 +422,28 @@ regulator-always-on; }; - sm0 { + vdd_core: sm0 { regulator-name = "vdd_sm0,vdd_core"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <1200000>; + regulator-min-microvolt = <950000>; + regulator-max-microvolt = <1300000>; + regulator-coupled-with = <&rtc_vdd &vdd_cpu>; + regulator-coupled-max-spread = <170000 550000>; regulator-always-on; + regulator-boot-on; + + nvidia,tegra-core-regulator; }; - sm1 { + vdd_cpu: sm1 { regulator-name = "vdd_sm1,vdd_cpu"; - regulator-min-microvolt = <1000000>; - regulator-max-microvolt = <1000000>; + regulator-min-microvolt = <750000>; + regulator-max-microvolt = <1125000>; + regulator-coupled-with = <&vdd_core &rtc_vdd>; + regulator-coupled-max-spread = <550000 550000>; regulator-always-on; + regulator-boot-on; + + nvidia,tegra-cpu-regulator; }; sm2_reg: sm2 { @@ -449,10 +462,16 @@ regulator-always-on; }; - ldo2 { + rtc_vdd: ldo2 { regulator-name = "vdd_ldo2,vdd_rtc"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <1200000>; + regulator-min-microvolt = <950000>; + regulator-max-microvolt = <1300000>; + regulator-coupled-with = <&vdd_core &vdd_cpu>; + regulator-coupled-max-spread = <170000 550000>; + regulator-always-on; + regulator-boot-on; + + nvidia,tegra-rtc-regulator; }; ldo3 { @@ -510,9 +529,10 @@ }; }; - temperature-sensor@4c { + nct1008: temperature-sensor@4c { compatible = "onnn,nct1008"; reg = <0x4c>; + #thermal-sensor-cells = <1>; }; }; @@ -524,6 +544,7 @@ nvidia,core-pwr-good-time = <3845 3845>; nvidia,core-pwr-off-time = <458>; nvidia,sys-clock-req-active-high; + core-supply = <&vdd_core>; }; usb@c5000000 { @@ -536,8 +557,6 @@ usb@c5004000 { status = "okay"; - nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1) - GPIO_ACTIVE_LOW>; }; usb-phy@c5004000 { @@ -554,14 +573,14 @@ status = "okay"; }; - sdhci@c8000000 { + mmc@c8000000 { status = "okay"; power-gpios = <&gpio TEGRA_GPIO(K, 6) GPIO_ACTIVE_HIGH>; bus-width = <4>; keep-power-in-suspend; }; - sdhci@c8000400 { + mmc@c8000400 { status = "okay"; cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>; wp-gpios = <&gpio TEGRA_GPIO(H, 1) GPIO_ACTIVE_HIGH>; @@ -569,7 +588,7 @@ bus-width = <4>; }; - sdhci@c8000600 { + mmc@c8000600 { status = "okay"; bus-width = <8>; non-removable; @@ -586,23 +605,30 @@ default-brightness-level = <6>; }; - clocks { - compatible = "simple-bus"; - #address-cells = <1>; - #size-cells = <0>; + clk32k_in: clock-32k { + compatible = "fixed-clock"; + clock-frequency = <32768>; + #clock-cells = <0>; + }; - clk32k_in: clock@0 { - compatible = "fixed-clock"; - reg = <0>; - #clock-cells = <0>; - clock-frequency = <32768>; + cpus { + cpu0: cpu@0 { + cpu-supply = <&vdd_cpu>; + operating-points-v2 = <&cpu0_opp_table>; + #cooling-cells = <2>; + }; + + cpu1: cpu@1 { + cpu-supply = <&vdd_cpu>; + operating-points-v2 = <&cpu0_opp_table>; + #cooling-cells = <2>; }; }; gpio-keys { compatible = "gpio-keys"; - power { + key-power { label = "Power"; gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>; linux,code = <KEY_POWER>; @@ -611,7 +637,7 @@ }; panel: panel { - compatible = "chunghwa,claa101wa01a", "simple-panel"; + compatible = "chunghwa,claa101wa01a"; power-supply = <&vdd_pnl_reg>; enable-gpios = <&gpio TEGRA_GPIO(B, 2) GPIO_ACTIVE_HIGH>; @@ -620,58 +646,47 @@ ddc-i2c-bus = <&lvds_ddc>; }; - regulators { - compatible = "simple-bus"; - #address-cells = <1>; - #size-cells = <0>; - - vdd_5v0_reg: regulator@0 { - compatible = "regulator-fixed"; - reg = <0>; - regulator-name = "vdd_5v0"; - regulator-min-microvolt = <5000000>; - regulator-max-microvolt = <5000000>; - regulator-always-on; - }; + vdd_5v0_reg: regulator-5v0 { + compatible = "regulator-fixed"; + regulator-name = "vdd_5v0"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; - regulator@1 { - compatible = "regulator-fixed"; - reg = <1>; - regulator-name = "vdd_1v5"; - regulator-min-microvolt = <1500000>; - regulator-max-microvolt = <1500000>; - gpio = <&pmic 0 GPIO_ACTIVE_HIGH>; - }; + regulator-1v5 { + compatible = "regulator-fixed"; + regulator-name = "vdd_1v5"; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; + gpio = <&pmic 0 GPIO_ACTIVE_HIGH>; + }; - regulator@2 { - compatible = "regulator-fixed"; - reg = <2>; - regulator-name = "vdd_1v2"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <1200000>; - gpio = <&pmic 1 GPIO_ACTIVE_HIGH>; - enable-active-high; - }; + regulator-1v2 { + compatible = "regulator-fixed"; + regulator-name = "vdd_1v2"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + gpio = <&pmic 1 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; - vdd_pnl_reg: regulator@3 { - compatible = "regulator-fixed"; - reg = <3>; - regulator-name = "vdd_pnl"; - regulator-min-microvolt = <2800000>; - regulator-max-microvolt = <2800000>; - gpio = <&gpio TEGRA_GPIO(C, 6) GPIO_ACTIVE_HIGH>; - enable-active-high; - }; + vdd_pnl_reg: regulator-pnl { + compatible = "regulator-fixed"; + regulator-name = "vdd_pnl"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + gpio = <&gpio TEGRA_GPIO(C, 6) GPIO_ACTIVE_HIGH>; + enable-active-high; + }; - vdd_bl_reg: regulator@4 { - compatible = "regulator-fixed"; - reg = <4>; - regulator-name = "vdd_bl"; - regulator-min-microvolt = <2800000>; - regulator-max-microvolt = <2800000>; - gpio = <&gpio TEGRA_GPIO(W, 0) GPIO_ACTIVE_HIGH>; - enable-active-high; - }; + vdd_bl_reg: regulator-bl { + compatible = "regulator-fixed"; + regulator-name = "vdd_bl"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + gpio = <&gpio TEGRA_GPIO(W, 0) GPIO_ACTIVE_HIGH>; + enable-active-high; }; sound { @@ -693,7 +708,7 @@ nvidia,audio-codec = <&wm8903>; nvidia,spkr-en-gpios = <&wm8903 2 GPIO_ACTIVE_HIGH>; - nvidia,hp-det-gpios = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_HIGH>; + nvidia,hp-det-gpios = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>; nvidia,int-mic-en-gpios = <&gpio TEGRA_GPIO(X, 0) GPIO_ACTIVE_HIGH>; nvidia,ext-mic-en-gpios = <&gpio TEGRA_GPIO(X, 1) @@ -704,4 +719,37 @@ <&tegra_car TEGRA20_CLK_CDEV1>; clock-names = "pll_a", "pll_a_out0", "mclk"; }; + + thermal-zones { + cpu-thermal { + polling-delay-passive = <1000>; /* milliseconds */ + polling-delay = <5000>; /* milliseconds */ + + thermal-sensors = <&nct1008 1>; + + trips { + trip0: cpu-alert0 { + /* start throttling at 50C */ + temperature = <50000>; + hysteresis = <200>; + type = "passive"; + }; + + trip1: cpu-crit { + /* shut down at 60C */ + temperature = <60000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + + cooling-maps { + map0 { + trip = <&trip0>; + cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; + }; }; |