From 5a65dcccf483c59bf87beadbf64196b4faa2b993 Mon Sep 17 00:00:00 2001
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Date: Wed, 12 Apr 2023 13:27:37 +0200
Subject: [PATCH] arm64: dts: mediatek: mt6795-xperia-m5: Add eMMC, MicroSD
 slot, SDIO

Configure and enable the MMC0/1/2 controllers, used for the eMMC chip,
MicroSD card slot and SDIO (WiFi) respectively.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230412112739.160376-26-angelogioacchino.delregno@collabora.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
---
 .../boot/dts/mediatek/mt6795-sony-xperia-m5.dts    | 91 ++++++++++++++++++++++
 1 file changed, 91 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts b/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts
index 7bcdfa0..b5746e6d 100644
--- a/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts
+++ b/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts
@@ -17,6 +17,7 @@
 	aliases {
 		mmc0 = &mmc0;
 		mmc1 = &mmc1;
+		mmc2 = &mmc2;
 		serial0 = &uart0;
 		serial1 = &uart1;
 	};
@@ -133,7 +134,97 @@
 	};
 };
 
+&mmc0 {
+	/* eMMC controller */
+	mediatek,latch-ck = <0x14>; /* hs400 */
+	mediatek,hs200-cmd-int-delay = <1>;
+	mediatek,hs400-cmd-int-delay = <1>;
+	mediatek,hs400-ds-dly3 = <0x1a>;
+	non-removable;
+	pinctrl-names = "default", "state_uhs";
+	pinctrl-0 = <&mmc0_pins_default>;
+	pinctrl-1 = <&mmc0_pins_uhs>;
+	vmmc-supply = <&mt6331_vemc33_reg>;
+	vqmmc-supply = <&mt6331_vio18_reg>;
+	status = "okay";
+};
+
+&mmc1 {
+	/* MicroSD card slot */
+	vmmc-supply = <&mt6331_vmc_reg>;
+	vqmmc-supply = <&mt6331_vmch_reg>;
+	status = "okay";
+};
+
+&mmc2 {
+	/* SDIO WiFi on MMC2 */
+	vmmc-supply = <&mt6331_vmc_reg>;
+	vqmmc-supply = <&mt6331_vmch_reg>;
+	status = "okay";
+};
+
 &pio {
+	mmc0_pins_default: emmc-sdr-pins {
+		pins-cmd-dat {
+			pinmux = <PINMUX_GPIO154__FUNC_MSDC0_DAT0>,
+				 <PINMUX_GPIO155__FUNC_MSDC0_DAT1>,
+				 <PINMUX_GPIO156__FUNC_MSDC0_DAT2>,
+				 <PINMUX_GPIO157__FUNC_MSDC0_DAT3>,
+				 <PINMUX_GPIO158__FUNC_MSDC0_DAT4>,
+				 <PINMUX_GPIO159__FUNC_MSDC0_DAT5>,
+				 <PINMUX_GPIO160__FUNC_MSDC0_DAT6>,
+				 <PINMUX_GPIO161__FUNC_MSDC0_DAT7>,
+				 <PINMUX_GPIO162__FUNC_MSDC0_CMD>;
+			input-enable;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+		};
+
+		pins-clk {
+			pinmux = <PINMUX_GPIO163__FUNC_MSDC0_CLK>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+		};
+
+		pins-rst {
+			pinmux = <PINMUX_GPIO165__FUNC_MSDC0_RSTB>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_10>;
+		};
+	};
+
+	mmc0_pins_uhs: emmc-uhs-pins {
+		pins-cmd-dat {
+			pinmux = <PINMUX_GPIO154__FUNC_MSDC0_DAT0>,
+				 <PINMUX_GPIO155__FUNC_MSDC0_DAT1>,
+				 <PINMUX_GPIO156__FUNC_MSDC0_DAT2>,
+				 <PINMUX_GPIO157__FUNC_MSDC0_DAT3>,
+				 <PINMUX_GPIO158__FUNC_MSDC0_DAT4>,
+				 <PINMUX_GPIO159__FUNC_MSDC0_DAT5>,
+				 <PINMUX_GPIO160__FUNC_MSDC0_DAT6>,
+				 <PINMUX_GPIO161__FUNC_MSDC0_DAT7>,
+				 <PINMUX_GPIO162__FUNC_MSDC0_CMD>;
+			input-enable;
+			drive-strength = <MTK_DRIVE_6mA>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+		};
+
+		pins-clk {
+			pinmux = <PINMUX_GPIO163__FUNC_MSDC0_CLK>;
+			drive-strength = <MTK_DRIVE_6mA>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+		};
+
+		pins-rst {
+			pinmux = <PINMUX_GPIO165__FUNC_MSDC0_RSTB>;
+			drive-strength = <MTK_DRIVE_6mA>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_10>;
+		};
+
+		pins-ds {
+			pinmux = <PINMUX_GPIO164__FUNC_MSDC0_DSL>;
+			drive-strength = <MTK_DRIVE_6mA>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+		};
+	};
+
 	nfc_pins: nfc-pins {
 		pins-irq {
 			pinmux = <PINMUX_GPIO3__FUNC_GPIO3>;
-- 
2.7.4