diff options
| author | Lucas Stach <dev@lynxeye.de> | 2016-06-30 18:32:08 +0300 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2016-07-07 08:21:40 +0300 |
| commit | 5eb495349f5ec3b134f7341a2450392fc86d99d0 (patch) | |
| tree | cec7e710004a0ea8e48bcac99f9bac5451566cbf /arch | |
| parent | 3867b228d6aed0e916d8d36119b465cb1946bb32 (diff) | |
| download | linux-5eb495349f5ec3b134f7341a2450392fc86d99d0.tar.xz | |
ARM: tegra: beaver: Allow SD card voltage to be changed
This allows to switch the card signal voltage level to 1.8 V, which is
needed for any ultra high speed modes to work.
Signed-off-by: Lucas Stach <dev@lynxeye.de>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/boot/dts/tegra30-beaver.dts | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/tegra30-beaver.dts b/arch/arm/boot/dts/tegra30-beaver.dts index 1eca3b28ac64..b6da15d823a6 100644 --- a/arch/arm/boot/dts/tegra30-beaver.dts +++ b/arch/arm/boot/dts/tegra30-beaver.dts @@ -1843,7 +1843,7 @@ ldo5_reg: ldo5 { regulator-name = "vddio_sdmmc,avdd_vdac"; - regulator-min-microvolt = <3300000>; + regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; regulator-always-on; }; @@ -1914,6 +1914,7 @@ sdhci@78000000 { status = "okay"; + vqmmc-supply = <&ldo5_reg>; cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>; wp-gpios = <&gpio TEGRA_GPIO(T, 3) GPIO_ACTIVE_HIGH>; power-gpios = <&gpio TEGRA_GPIO(D, 7) GPIO_ACTIVE_HIGH>; |