From: Wolfram Sang <wsa+renesas@sang-engineering.com>
Date: Tue, 23 Sep 2025 16:15:49 +0000 (+0200)
Subject: arm64: dts: renesas: eagle-function-expansion: Add eMMC support
X-Git-Tag: v6.19-rc1~100^2~32^2~72
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8895b0e60050c768429935792180fef33434e671;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: renesas: eagle-function-expansion: Add eMMC support

Add pinmuxing and configuration of the MMC-capable SDHI instance to make
use of the eMMC.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20250923161709.3110-2-wsa+renesas@sang-engineering.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---

diff --git a/arch/arm64/boot/dts/renesas/r8a77970-eagle-function-expansion.dtso b/arch/arm64/boot/dts/renesas/r8a77970-eagle-function-expansion.dtso
index 0c005660d8dd3..ecb35257b9ae1 100644
--- a/arch/arm64/boot/dts/renesas/r8a77970-eagle-function-expansion.dtso
+++ b/arch/arm64/boot/dts/renesas/r8a77970-eagle-function-expansion.dtso
@@ -170,7 +170,24 @@
 	};
 };
 
+&mmc0 {
+	pinctrl-0 = <&mmc_pins>;
+	pinctrl-names = "default";
+
+	vmmc-supply = <&d3p3>;
+	vqmmc-supply = <&d1p8>;
+	bus-width = <8>;
+	non-removable;
+	status = "okay";
+};
+
 &pfc {
+	mmc_pins: mmc {
+		groups = "mmc_data8", "mmc_ctrl";
+		function = "mmc";
+		power-source = <1800>;
+	};
+
 	vin0_pins_parallel: vin0 {
 		groups = "vin0_data12", "vin0_sync", "vin0_clk", "vin0_clkenb";
 		function = "vin0";