[PATCH] ARM: dts: bcm2711-rpi-4-b: Use aliases to set custom MMC device index

From: Ariel D'Alessandro
Date: Wed Jun 08 2022 - 08:33:11 EST


Add MMC aliases to ensure that the /dev/mmcblk ID for SD card won't
change depending on the probe order of the MMC drivers.

Signed-off-by: Ariel D'Alessandro <ariel.dalessandro@xxxxxxxxxxxxx>
---
arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
index 4432412044de..780812542bad 100644
--- a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
+++ b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
@@ -14,6 +14,10 @@ chosen {
stdout-path = "serial1:115200n8";
};

+ aliases {
+ mmc0 = &emmc2; /* mmcblk0 for SD */
+ };
+
leds {
led-act {
gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
--
2.34.1