Received-SPF: pass (google.com: domain of linux-kernel+bounces-24507-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1;
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
To: linux-mediatek@lists.infradead.org
Cc: robh+dt@kernel.org,
	krzysztof.kozlowski+dt@linaro.org,
	conor+dt@kernel.org,
	matthias.bgg@gmail.com,
	angelogioacchino.delregno@collabora.com,
	wenst@chromium.org,
	hsinyi@chromium.org,
	nfraprado@collabora.com,
	macpaul.lin@mediatek.com,
	sean.wang@mediatek.com,
	devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	kernel@collabora.com
Subject: [PATCH 08/15] arm64: dts: mediatek: radxa-nio-12l: Add support for eMMC and MicroSD
Date: Fri, 12 Jan 2024 10:46:25 +0100
Message-ID: <20240112094632.66310-9-angelogioacchino.delregno@collabora.com>
In-Reply-To: <20240112094632.66310-1-angelogioacchino.delregno@collabora.com>
References: <20240112094632.66310-1-angelogioacchino.delregno@collabora.com>
Precedence: bulk
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit

Enable and properly configure the MMC0/1 controllers to add support
for the eMMC and MicroSD slot (respectively) found on this board.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
 .../dts/mediatek/mt8395-radxa-nio-12l.dts     | 128 ++++++++++++++++++
 1 file changed, 128 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts b/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts
index 3b8880db49ff..8492cf52413f 100644
--- a/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts
@@ -276,6 +276,44 @@ mt6360_ldo7: ldo7 {
 	};
 };
 
+/* MMC0 Controller: eMMC (HS400). Power lines are shared with UFS! */
+&mmc0 {
+	pinctrl-names = "default", "state_uhs";
+	pinctrl-0 = <&mmc0_default_pins>;
+	pinctrl-1 = <&mmc0_uhs_pins>;
+	bus-width = <8>;
+	max-frequency = <200000000>;
+	hs400-ds-delay = <0x14c11>;
+	cap-mmc-highspeed;
+	cap-mmc-hw-reset;
+	mmc-hs200-1_8v;
+	mmc-hs400-1_8v;
+	no-sdio;
+	no-sd;
+	non-removable;
+	vmmc-supply = <&mt6359_vemc_1_ldo_reg>;
+	vqmmc-supply = <&mt6359_vufs_ldo_reg>;
+	status = "okay";
+};
+
+/* MMC1 Controller: MicroSD card slot */
+&mmc1 {
+	pinctrl-names = "default", "state_uhs";
+	pinctrl-0 = <&mmc1_default_pins>, <&mmc1_pins_detect>;
+	pinctrl-1 = <&mmc1_default_pins>;
+	bus-width = <4>;
+	max-frequency = <200000000>;
+	cap-sd-highspeed;
+	cd-gpios = <&pio 129 GPIO_ACTIVE_LOW>;
+	no-mmc;
+	no-sdio;
+	sd-uhs-sdr50;
+	sd-uhs-sdr104;
+	vmmc-supply = <&mt6360_ldo5>;
+	vqmmc-supply = <&mt6360_ldo3>;
+	status = "okay";
+};
+
 &mt6359_vaud18_ldo_reg {
 	regulator-always-on;
 };
@@ -427,6 +465,96 @@ pins {
 		};
 	};
 
+	mmc0_default_pins: mmc0-default-pins {
+		pins-clk {
+			pinmux = <PINMUX_GPIO122__FUNC_MSDC0_CLK>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+			drive-strength = <6>;
+		};
+
+		pins-cmd-dat {
+			pinmux = <PINMUX_GPIO126__FUNC_MSDC0_DAT0>,
+				 <PINMUX_GPIO125__FUNC_MSDC0_DAT1>,
+				 <PINMUX_GPIO124__FUNC_MSDC0_DAT2>,
+				 <PINMUX_GPIO123__FUNC_MSDC0_DAT3>,
+				 <PINMUX_GPIO119__FUNC_MSDC0_DAT4>,
+				 <PINMUX_GPIO118__FUNC_MSDC0_DAT5>,
+				 <PINMUX_GPIO117__FUNC_MSDC0_DAT6>,
+				 <PINMUX_GPIO116__FUNC_MSDC0_DAT7>,
+				 <PINMUX_GPIO121__FUNC_MSDC0_CMD>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+			drive-strength = <6>;
+			input-enable;
+		};
+
+		pins-rst {
+			pinmux = <PINMUX_GPIO120__FUNC_MSDC0_RSTB>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+			drive-strength = <6>;
+		};
+	};
+
+	mmc0_uhs_pins: mmc0-uhs-pins {
+		pins-clk {
+			pinmux = <PINMUX_GPIO122__FUNC_MSDC0_CLK>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+			drive-strength = <8>;
+		};
+
+		pins-cmd-dat {
+			pinmux = <PINMUX_GPIO126__FUNC_MSDC0_DAT0>,
+				 <PINMUX_GPIO125__FUNC_MSDC0_DAT1>,
+				 <PINMUX_GPIO124__FUNC_MSDC0_DAT2>,
+				 <PINMUX_GPIO123__FUNC_MSDC0_DAT3>,
+				 <PINMUX_GPIO119__FUNC_MSDC0_DAT4>,
+				 <PINMUX_GPIO118__FUNC_MSDC0_DAT5>,
+				 <PINMUX_GPIO117__FUNC_MSDC0_DAT6>,
+				 <PINMUX_GPIO116__FUNC_MSDC0_DAT7>,
+				 <PINMUX_GPIO121__FUNC_MSDC0_CMD>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+			drive-strength = <8>;
+			input-enable;
+		};
+
+		pins-ds {
+			pinmux = <PINMUX_GPIO127__FUNC_MSDC0_DSL>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+			drive-strength = <8>;
+		};
+
+		pins-rst {
+			pinmux = <PINMUX_GPIO120__FUNC_MSDC0_RSTB>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+			drive-strength = <8>;
+		};
+	};
+
+	mmc1_default_pins: mmc1-default-pins {
+		pins-clk {
+			pinmux = <PINMUX_GPIO111__FUNC_MSDC1_CLK>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+			drive-strength = <8>;
+		};
+
+		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>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+			drive-strength = <8>;
+			input-enable;
+		};
+	};
+
+	mmc1_pins_detect: mmc1-detect-pins {
+		pins-insert {
+			pinmux = <PINMUX_GPIO129__FUNC_GPIO129>;
+			bias-pull-up;
+		};
+	};
+
 	mt6360_pins: mt6360-pins {
 		pins-irq {
 			pinmux = <PINMUX_GPIO100__FUNC_GPIO100>,
-- 
2.43.0