[PATCH v2 2/2] arm64: tegra: Enable SD/MMC slot on P2771
From: Thierry Reding <hidden>
Date: 2017-03-08 13:39:44
Also in:
linux-tegra
Subsystem:
the rest · Maintainer:
Linus Torvalds
From: Thierry Reding <redacted> 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. Signed-off-by: Thierry Reding <redacted> --- Changes in v2: - new patch arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
index 0d3c0996d832..b80c1c3483db 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts@@ -5,4 +5,27 @@ / { model = "NVIDIA Tegra186 P2771-0000 Development Board"; compatible = "nvidia,p2771-0000", "nvidia,tegra186"; + + /* SDMMC1 (SD/MMC) */ + sdhci at 3400000 { + status = "okay"; + + vmmc-supply = <&vdd_sd>; + }; + + regulators { + vdd_sd: regulator at 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>; + }; + }; };
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2.12.0