Re: [PATCH 1/1] arm64: dts: meson: g12b: odroid-n2: Assign a fixed index to mmc devices
From: Neil Armstrong <hidden>
Date: 2021-01-29 08:09:13
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linux-amlogic
Hi, On 28/01/2021 00:08, Alexander Stein wrote:
Recently introduced async probe on mmc devices can shuffle block IDs. Pin them to fixed values to ease booting in environments where UUIDs are not practical. Use newly introduced aliases for mmcblk devices from [1]. [1] https://patchwork.kernel.org/patch/11747669/
I understand the goal, and this should be done for _all_ boards, not only the Odroid-N2. Neil
quoted hunk ↗ jump to hunk
Commit message taken from commit 0011c6d18277 ("arm64: dts: rockchip: Assign a fixed index to mmc devices on rk3399 boards.") Signed-off-by: Alexander Stein <redacted> --- I was wondering which order I should use. Depending in your booting medium (SD card or eMMC) you 'want' one or the other as mmc0. In the end I ordered them according to the names. arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi | 2 ++ 1 file changed, 2 insertions(+)diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi index 050862cd0996..2faa4da917c1 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi@@ -13,6 +13,8 @@ / { aliases { serial0 = &uart_AO; ethernet0 = ðmac; + mmc0 = &sd_emmc_b; + mmc1 = &sd_emmc_c; }; dioo2133: audio-amplifier-0 {
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