linux-kernel - [PATCH v1 4/4] ARM: tegra: paz00: Add MMC aliases

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Date:   Tue,  8 Feb 2022 00:28:26 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Svyatoslav Ryhel <clamor95@...il.com>,
        David Heidelberg <david@...t.cz>,
        Robert Eckelmann <longnoserob@...il.com>,
        Agneli <poczt@...tonmail.ch>
Cc:     linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v1 4/4] ARM: tegra: paz00: Add MMC aliases

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

Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
 arch/arm/boot/dts/tegra20-paz00.dts | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/tegra20-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts
index d53a175dc17a..0fb4b1f5bc1c 100644
--- a/arch/arm/boot/dts/tegra20-paz00.dts
+++ b/arch/arm/boot/dts/tegra20-paz00.dts
@@ -13,6 +13,8 @@ / {
 	compatible = "compal,paz00", "nvidia,tegra20";
 
 	aliases {
+		mmc0 = &sdmmc4; /* eMMC */
+		mmc1 = &sdmmc1; /* MicroSD */
 		rtc0 = "/i2c@...0d000/tps6586x@34";
 		rtc1 = "/rtc@...0e000";
 		serial0 = &uarta;
@@ -558,7 +560,7 @@ usb-phy@...08000 {
 		status = "okay";
 	};
 
-	mmc@...00000 {
+	sdmmc1: mmc@...00000 {
 		status = "okay";
 		cd-gpios = <&gpio TEGRA_GPIO(V, 5) GPIO_ACTIVE_LOW>;
 		wp-gpios = <&gpio TEGRA_GPIO(H, 1) GPIO_ACTIVE_HIGH>;
@@ -566,7 +568,7 @@ mmc@...00000 {
 		bus-width = <4>;
 	};
 
-	mmc@...00600 {
+	sdmmc4: mmc@...00600 {
 		status = "okay";
 		bus-width = <8>;
 		non-removable;
-- 
2.34.1