linux-kernel - [PATCH] arm64: dts: ti: k3-j784s4-evm: Add eMMC mmc0 support

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Date:   Mon, 27 Mar 2023 14:01:00 +0530
From:   Apurva Nandan <a-nandan@...com>
To:     Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>,
        Tero Kristo <kristo@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     Apurva Nandan <a-nandan@...com>
Subject: [PATCH] arm64: dts: ti: k3-j784s4-evm: Add eMMC mmc0 support

Add support for eMMC card connected to main sdhci0 instance.

Signed-off-by: Apurva Nandan <a-nandan@...com>
---
 arch/arm64/boot/dts/ti/k3-j784s4-evm.dts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
index 7480f37e89e8..1622a01a4667 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
@@ -21,6 +21,7 @@ chosen {
 
 	aliases {
 		serial2 = &main_uart8;
+		mmc0 = &main_sdhci0;
 		mmc1 = &main_sdhci1;
 		i2c0 = &main_i2c0;
 	};
@@ -225,6 +226,14 @@ exp2: gpio@22 {
 	};
 };
 
+&main_sdhci0 {
+	/* eMMC */
+	status = "okay";
+	non-removable;
+	ti,driver-strength-ohm = <50>;
+	disable-wp;
+};
+
 &main_sdhci1 {
 	/* SD card */
 	status = "okay";
-- 
2.34.1