64035ac463
Prepare for better device categorization by moving everything to testing subdir first. [skip-ci]: chicken-egg problem: passing pmaports CI depends on pmbootstrap MR depends on this MR Related: postmarketos#16
138 lines
3.8 KiB
Diff
138 lines
3.8 KiB
Diff
From bce4b77a6c6ca82e4e0518c80444d3b879c7b60e Mon Sep 17 00:00:00 2001
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From: Sergey Larin <cerg2010cerg2010@mail.ru>
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Date: Thu, 20 Jun 2019 20:03:09 +0300
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Subject: [PATCH] ARM: dts: tegra20-glide: Add cameras regulators
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Cameras use multiple power sources on this board. Labels near the regulator
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indicate the camera which uses the regulator and the order of powering on.
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Also, the reset GPIO is specified to keep the info inside DT.
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Signed-off-by: Sergey Larin <cerg2010cerg2010@mail.ru>
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---
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arch/arm/boot/dts/tegra20-glide.dts | 94 ++++++++++++++++++++++++++++-
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1 file changed, 91 insertions(+), 3 deletions(-)
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diff --git a/arch/arm/boot/dts/tegra20-glide.dts b/arch/arm/boot/dts/tegra20-glide.dts
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index b55effa69fbe..f2af07aba8a3 100644
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--- a/arch/arm/boot/dts/tegra20-glide.dts
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+++ b/arch/arm/boot/dts/tegra20-glide.dts
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@@ -578,6 +578,7 @@
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/* Not supported - no DT binding */
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/* m5mo@1f {
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reg = <0x1f>;
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+ reset-gpios = <&gpio TEGRA_GPIO(D, 2) GPIO_ACTIVE_HIGH>;
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}; */
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/* Not supported - no DT binding */
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@@ -997,10 +998,48 @@
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#address-cells = <1>;
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#size-cells = <0>;
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- /* Not supported - no driver?/no DT binding? */
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- /* m5mo_pmic@3e {
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+ max8893@3e {
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+ compatible = "maxim,max8893";
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reg = <0x3e>;
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- }; */
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+
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+ regulators {
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+ /* Front camera - s5k6aafx, back - m5mo */
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+ /* Numbers used to indicate the sequence */
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+ front_1_back_1: buck {
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+ regulator-name = "cam_isp_core_1v2";
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+ regulator-min-microvolt = <1200000>;
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+ regulator-max-microvolt = <1200000>;
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+ };
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+
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+ front_4_back_5: ldo1 {
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+ regulator-name = "vt_io_1v8,cam_isp_1v8";
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>;
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+ };
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+
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+ front_3_back_4: ldo2 {
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+ regulator-name = "vt_core_1v5";
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+ regulator-min-microvolt = <1500000>;
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+ regulator-max-microvolt = <1500000>;
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+ };
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+
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+ front_5_back_6: ldo3 {
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+ regulator-name = "vt_cam_1v8,vt_sensor_io_1v8";
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>;
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+ };
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+
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+ ldo4 {
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+ /* not used */
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+ };
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+
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+ back_7: ldo5 {
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+ regulator-name = "cam_sensor_io_1v8";
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>;
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+ };
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+ };
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+ };
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};
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i2c@17 {
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@@ -1397,6 +1436,55 @@
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// gpio = <&gpio TEGRA_GPIO(N, 6) GPIO_ACTIVE_HIGH>;
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// gpio = <&gpio TEGRA_GPIO(B, 2) GPIO_ACTIVE_HIGH>;
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};
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+
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+ front_2_back_3: regulator@5 {
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+ compatible = "regulator-fixed";
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+ reg = <5>;
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+ regulator-name = "cam-pmic-en2";
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+ /* voltage is unknown */
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>;
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+ gpio = <&gpio TEGRA_GPIO(T, 3) GPIO_ACTIVE_HIGH>;
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+ enable-active-high;
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+ };
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+
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+ /*
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+ * on m5mo, this needs to be disabled after
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+ * cam-vt-nrst GPIO, but I don't know how to
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+ * write this here properly. Probably will need
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+ * to dance with pinmux?
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+ */
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+ front_6_back_8_10: regulator@6 {
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+ compatible = "regulator-fixed";
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+ reg = <6>;
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+ regulator-name = "cam-vt-nstby";
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+ /* voltage is unknown */
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ gpio = <&gpio TEGRA_GPIO(D, 5) GPIO_ACTIVE_HIGH>;
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+ enable-active-high;
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+ };
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+
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+ front_7_back_9: regulator@7 {
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+ compatible = "regulator-fixed";
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+ reg = <7>;
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+ regulator-name = "cam-vt-nrst";
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+ /* voltage is unknown */
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>;
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+ gpio = <&gpio TEGRA_GPIO(T, 4) GPIO_ACTIVE_HIGH>;
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+ enable-active-high;
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+ };
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+
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+ back_2: regulator@8 {
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+ compatible = "regulator-fixed";
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+ reg = <8>;
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+ regulator-name = "cam-mega-core-1p2-en";
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+ regulator-min-microvolt = <1200000>;
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+ regulator-max-microvolt = <1200000>;
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+ gpio = <&gpio TEGRA_GPIO(R, 0) GPIO_ACTIVE_HIGH>;
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+ enable-active-high;
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+ };
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};
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sound {
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--
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2.22.0
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