[PATCH v2 4/8] arm64: dts: mediatek: cherry: Enable secondary SD/MMC controller

AngeloGioacchino Del Regno
2022-07-21T14:50:45Z

As of now, all of the boards based on the cherry platform have a
usable secondary SD/MMC controller, usually for SD cards: enable
it to allow both booting from it and generally accessing external
storage.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
.../boot/dts/mediatek/mt8195-cherry.dtsi | 62 +++++++++++++++++++
1 file changed, 62 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
index 2853f7f76c90..8859957c7b27 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
@@ -17,6 +17,7 @@ aliases {
i2c5 = &i2c5;
i2c7 = &i2c7;
mmc0 = &mmc0;
+ mmc1 = &mmc1;
serial0 = &uart0;
};

@@ -227,6 +228,24 @@ &mmc0 {
vqmmc-supply = <&mt6359_vufs_ldo_reg>;
};

+&mmc1 {
+ status = "okay";
+
+ bus-width = <4>;
+ cap-sd-highspeed;
+ cd-gpios = <&pio 54 GPIO_ACTIVE_LOW>;
+ max-frequency = <200000000>;
+ no-mmc;
+ no-sdio;
+ pinctrl-names = "default", "state_uhs";
+ pinctrl-0 = <&mmc1_pins_default>;
+ pinctrl-1 = <&mmc1_pins_uhs>;
+ sd-uhs-sdr50;
+ sd-uhs-sdr104;
+ vmmc-supply = <&mt_pmic_vmch_ldo_reg>;
+ vqmmc-supply = <&mt_pmic_vmc_ldo_reg>;
+};
+
/* for CPU-L */
&mt6359_vcore_buck_reg {
regulator-always-on;
@@ -575,6 +594,49 @@ pins-rst {
};
};

+ mmc1_pins_default: mmc1-default-pins {
+ pins-cmd-dat {
+ pinmux = <PINMUX_GPIO110__FUNC_MSDC1_CMD>,
+ <PINMUX_GPIO112__FUNC_MSDC1_DAT0>,
+ <PINMUX_GPIO113__FUNC_MSDC1_DAT1>,
+ <PINMUX_GPIO114__FUNC_MSDC1_DAT2>,
+ <PINMUX_GPIO115__FUNC_MSDC1_DAT3>;
+ input-enable;
+ drive-strength = <8>;
+ bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+ };
+
+ pins-clk {
+ pinmux = <PINMUX_GPIO111__FUNC_MSDC1_CLK>;
+ drive-strength = <8>;
+ bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+ };
+
+ pins-insert {
+ pinmux = <PINMUX_GPIO54__FUNC_GPIO54>;
+ bias-pull-up;
+ };
+ };
+
+ mmc1_pins_uhs: mmc1-uhs-pins {
+ pins-cmd-dat {
+ pinmux = <PINMUX_GPIO110__FUNC_MSDC1_CMD>,
+ <PINMUX_GPIO112__FUNC_MSDC1_DAT0>,
+ <PINMUX_GPIO113__FUNC_MSDC1_DAT1>,
+ <PINMUX_GPIO114__FUNC_MSDC1_DAT2>,
+ <PINMUX_GPIO115__FUNC_MSDC1_DAT3>;
+ input-enable;
+ drive-strength = <8>;
+ bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+ };
+
+ pins-clk {
+ pinmux = <PINMUX_GPIO111__FUNC_MSDC1_CLK>;
+ drive-strength = <8>;
+ bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+ };
+ };
+
nor_pins_default: nor-default-pins {
pins-ck-io {
pinmux = <PINMUX_GPIO142__FUNC_SPINOR_IO0>,
--
2.35.1