From: Guillaume La Roque <[email protected]> Add nodes to support SDCard and onboard eMMC on the X96 Max.
Signed-off-by: Guillaume La Roque <[email protected]> Reviewed-by: Martin Blumenstingl <[email protected]> Signed-off-by: Neil Armstrong <[email protected]> --- .../boot/dts/amlogic/meson-g12a-x96-max.dts | 40 +++++++++++++++++++ 1 file changed, 40 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts index 5cdc263b03e6..69aae6c03dc5 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts @@ -45,6 +45,11 @@ }; }; + emmc_pwrseq: emmc-pwrseq { + compatible = "mmc-pwrseq-emmc"; + reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>; + }; + flash_1v8: regulator-flash_1v8 { compatible = "regulator-fixed"; regulator-name = "FLASH_1V8"; @@ -172,3 +177,38 @@ status = "okay"; dr_mode = "host"; }; + +/* SD card */ +&sd_emmc_b { + status = "okay"; + pinctrl-0 = <&sdcard_c_pins>; + pinctrl-1 = <&sdcard_clk_gate_c_pins>; + pinctrl-names = "default", "clk-gate"; + + bus-width = <4>; + cap-sd-highspeed; + max-frequency = <100000000>; + disable-wp; + + cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; + vmmc-supply = <&vddao_3v3>; + vqmmc-supply = <&vddao_3v3>; +}; + +/* eMMC */ +&sd_emmc_c { + status = "okay"; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; + pinctrl-1 = <&emmc_clk_gate_pins>; + pinctrl-names = "default", "clk-gate"; + + bus-width = <8>; + cap-mmc-highspeed; + max-frequency = <100000000>; + non-removable; + disable-wp; + + mmc-pwrseq = <&emmc_pwrseq>; + vmmc-supply = <&vcc_3v3>; + vqmmc-supply = <&flash_1v8>; +}; -- 2.21.0
