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From: Judith Mendez <jm@ti.com>
To: Ulf Hansson <ulf.hansson@linaro.org>, Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley
	<conor+dt@kernel.org>
CC: Adrian Hunter <adrian.hunter@intel.com>, <linux-mmc@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>, Nishanth Menon <nm@ti.com>,
        Vignesh
 Raghavendra <vigneshr@ti.com>, Andrew Davis <afd@ti.com>,
        Udit Kumar
	<u-kumar1@ti.com>, Roger Quadros <rogerq@kernel.org>,
        <devicetree@vger.kernel.org>, Randolph Sapp <rs@ti.com>
Subject: [RFC PATCH 07/13] arm64: dts: ti: k3-am62a7-sk: Enable eMMC support
Date: Tue, 30 Jan 2024 18:37:08 -0600
Message-ID: <20240131003714.2779593-8-jm@ti.com>
In-Reply-To: <20240131003714.2779593-1-jm@ti.com>
References: <20240131003714.2779593-1-jm@ti.com>
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From: Nitin Yadav <n-yadav@ti.com>

Add support for 32GB eMMC card on AM62A7 SK. Includes adding mmc0
pins settings. Add mmc0 alias for sdhci0 in k3-am62a7-sk.dts.

Signed-off-by: Judith Mendez <jm@ti.com>
Signed-off-by: Nitin Yadav <n-yadav@ti.com>
---
 arch/arm64/boot/dts/ti/k3-am62a7-sk.dts | 26 +++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
index 7b7142586295..2497acc0dd60 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
@@ -20,6 +20,7 @@ aliases {
 		serial0 = &wkup_uart0;
 		serial2 = &main_uart0;
 		serial3 = &main_uart1;
+		mmc0 = &sdhci0;
 		mmc1 = &sdhci1;
 	};
 
@@ -218,6 +219,22 @@ AM62AX_IOPAD(0x0b4, PIN_INPUT_PULLUP, 1) /* (K24) GPMC0_CSn3.I2C2_SDA */
 		>;
 	};
 
+	main_mmc0_pins_default: main-mmc0-default-pins {
+		pinctrl-single,pins = <
+			AM62AX_IOPAD(0x220, PIN_INPUT, 0) /* (Y3) MMC0_CMD */
+			AM62AX_IOPAD(0x218, PIN_INPUT, 0) /* (AB1) MMC0_CLKLB */
+			AM62AX_IOPAD(0x21c, PIN_INPUT, 0) /* (AB1) MMC0_CLK */
+			AM62AX_IOPAD(0x214, PIN_INPUT, 0) /* (AA2) MMC0_DAT0 */
+			AM62AX_IOPAD(0x210, PIN_INPUT_PULLUP, 0) /* (AA1) MMC0_DAT1 */
+			AM62AX_IOPAD(0x20c, PIN_INPUT_PULLUP, 0) /* (AA3) MMC0_DAT2 */
+			AM62AX_IOPAD(0x208, PIN_INPUT_PULLUP, 0) /* (Y4) MMC0_DAT3 */
+			AM62AX_IOPAD(0x204, PIN_INPUT_PULLUP, 0) /* (AB2) MMC0_DAT4 */
+			AM62AX_IOPAD(0x200, PIN_INPUT_PULLUP, 0) /* (AC1) MMC0_DAT5 */
+			AM62AX_IOPAD(0x1fc, PIN_INPUT_PULLUP, 0) /* (AD2) MMC0_DAT6 */
+			AM62AX_IOPAD(0x1f8, PIN_INPUT_PULLUP, 0) /* (AC2) MMC0_DAT7 */
+		>;
+	};
+
 	main_mmc1_pins_default: main-mmc1-default-pins {
 		pinctrl-single,pins = <
 			AM62AX_IOPAD(0x23c, PIN_INPUT, 0) /* (A21) MMC1_CMD */
@@ -475,6 +492,15 @@ &main_i2c2 {
 	clock-frequency = <400000>;
 };
 
+&sdhci0 {
+	/* eMMC */
+	status = "okay";
+	non-removable;
+	pinctrl-names = "default";
+	pinctrl-0 = <&main_mmc0_pins_default>;
+	disable-wp;
+};
+
 &sdhci1 {
 	/* SD/MMC */
 	status = "okay";
-- 
2.34.1