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

Ariel D'Alessandro ariel.dalessandro at collabora.com
Tue Jun 14 07:12:08 PDT 2022


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

Signed-off-by: Ariel D'Alessandro <ariel.dalessandro at collabora.com>
---

Changes in v2:
* Moved alias from bcm2711-rpi-4-b.dts to bcm2711-rpi.dtsi

 arch/arm/boot/dts/bcm2711-rpi.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/bcm2711-rpi.dtsi b/arch/arm/boot/dts/bcm2711-rpi.dtsi
index ca266c5d9f9b..a39b2f68e4cc 100644
--- a/arch/arm/boot/dts/bcm2711-rpi.dtsi
+++ b/arch/arm/boot/dts/bcm2711-rpi.dtsi
@@ -13,6 +13,7 @@ memory at 0 {
 	aliases {
 		emmc2bus = &emmc2bus;
 		ethernet0 = &genet;
+		mmc0 = &emmc2;	/* mmcblk0 for eMMC/SD */
 		pcie0 = &pcie0;
 		blconfig = &blconfig;
 	};
-- 
2.34.1




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