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From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>
To:     matthias.bgg@gmail.com
Cc:     p.zabel@pengutronix.de, airlied@gmail.com, daniel@ffwll.ch,
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Subject: [PATCH 25/27] arm64: dts: mediatek: mt6795-xperia-m5: Add eMMC, MicroSD slot, SDIO
Date:   Wed, 12 Apr 2023 13:27:37 +0200
Message-Id: <20230412112739.160376-26-angelogioacchino.delregno@collabora.com>
In-Reply-To: <20230412112739.160376-1-angelogioacchino.delregno@collabora.com>
References: <20230412112739.160376-1-angelogioacchino.delregno@collabora.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

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>
---
 .../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 debe0f2553d9..155a573eac4c 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;
 	};
@@ -121,7 +122,97 @@ proximity@48 {
 	};
 };
 
+&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>;
-- 
2.40.0