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arm64: tegra: Enable SD/MMC slot on P2771

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The P3310 processor module makes provisions for exposing the SDMMC1
controller via a standard SD/MMC slot, which the P2771 supports. Hook
up the power supply provided on the P2771 carrier board and enable
the device tree node.

Acked-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding 2017-03-08 14:31:45 +01:00
parent 80fdf7b426
commit b0ddea8539
1 changed files with 23 additions and 0 deletions
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23
arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
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@ -5,4 +5,27 @@
/ {
model = "NVIDIA Tegra186 P2771-0000 Development Board";
compatible = "nvidia,p2771-0000", "nvidia,tegra186";
/* SDMMC1 (SD/MMC) */
sdhci@3400000 {
status = "okay";
vmmc-supply = <&vdd_sd>;
};
regulators {
vdd_sd: regulator@100 {
compatible = "regulator-fixed";
reg = <100>;
regulator-name = "SD_CARD_SW_PWR";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio TEGRA_MAIN_GPIO(P, 6) GPIO_ACTIVE_HIGH>;
enable-active-high;
vin-supply = <&vdd_3v3_sys>;
};
};
};