arm64: dts: Add Tegra186 sdmmc pinctrl voltage states

Add pad voltage configuration nodes for sdmmc pads with configurable
voltages on Tegra186.

Signed-off-by: Aapo Vienamo <avienamo@nvidia.com>
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
index b762227f6aa1832ac0e8a5de872440deda102aea..7669756c060fe436af6cbd6de590425dc39e5dfe 100644 (file)
--- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
@@ -4,6 +4,7 @@
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/mailbox/tegra186-hsp.h>
 #include <dt-bindings/memory/tegra186-mc.h>
+#include <dt-bindings/pinctrl/pinctrl-tegra-io-pad.h>
 #include <dt-bindings/power/tegra186-powergate.h>
 #include <dt-bindings/reset/tegra186-reset.h>
 #include <dt-bindings/thermal/tegra186-bpmp-thermal.h>
@@ -236,6 +237,9 @@
                clock-names = "sdhci";
                resets = <&bpmp TEGRA186_RESET_SDMMC1>;
                reset-names = "sdhci";
+               pinctrl-names = "sdmmc-3v3", "sdmmc-1v8";
+               pinctrl-0 = <&sdmmc1_3v3>;
+               pinctrl-1 = <&sdmmc1_1v8>;
                status = "disabled";
        };
 
@@ -247,6 +251,9 @@
                clock-names = "sdhci";
                resets = <&bpmp TEGRA186_RESET_SDMMC2>;
                reset-names = "sdhci";
+               pinctrl-names = "sdmmc-3v3", "sdmmc-1v8";
+               pinctrl-0 = <&sdmmc2_3v3>;
+               pinctrl-1 = <&sdmmc2_1v8>;
                status = "disabled";
        };
 
@@ -258,6 +265,9 @@
                clock-names = "sdhci";
                resets = <&bpmp TEGRA186_RESET_SDMMC3>;
                reset-names = "sdhci";
+               pinctrl-names = "sdmmc-3v3", "sdmmc-1v8";
+               pinctrl-0 = <&sdmmc3_3v3>;
+               pinctrl-1 = <&sdmmc3_1v8>;
                status = "disabled";
        };
 
@@ -368,6 +378,36 @@
                      <0 0x0c380000 0 0x10000>,
                      <0 0x0c390000 0 0x10000>;
                reg-names = "pmc", "wake", "aotag", "scratch";
+
+               sdmmc1_3v3: sdmmc1-3v3 {
+                       pins = "sdmmc1-hv";
+                       power-source = <TEGRA_IO_PAD_VOLTAGE_3V3>;
+               };
+
+               sdmmc1_1v8: sdmmc1-1v8 {
+                       pins = "sdmmc1-hv";
+                       power-source = <TEGRA_IO_PAD_VOLTAGE_1V8>;
+               };
+
+               sdmmc2_3v3: sdmmc2-3v3 {
+                       pins = "sdmmc2-hv";
+                       power-source = <TEGRA_IO_PAD_VOLTAGE_3V3>;
+               };
+
+               sdmmc2_1v8: sdmmc2-1v8 {
+                       pins = "sdmmc2-hv";
+                       power-source = <TEGRA_IO_PAD_VOLTAGE_1V8>;
+               };
+
+               sdmmc3_3v3: sdmmc3-3v3 {
+                       pins = "sdmmc3-hv";
+                       power-source = <TEGRA_IO_PAD_VOLTAGE_3V3>;
+               };
+
+               sdmmc3_1v8: sdmmc3-1v8 {
+                       pins = "sdmmc3-hv";
+                       power-source = <TEGRA_IO_PAD_VOLTAGE_1V8>;
+               };
        };
 
        ccplex@e000000 {