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authorYann Gautier <yann.gautier@foss.st.com>2021-12-10 12:18:34 +0300
committerUlf Hansson <ulf.hansson@linaro.org>2021-12-21 14:57:12 +0300
commit552bc46484b3a303b9d20d58c69fdd16c6690200 (patch)
tree7c6f391d74712bb85bf19875473ddc2c5bce1d47 /Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
parent077d8e1227fed7a3b797bbe9cb62f56682bafe03 (diff)
downloadlinux-552bc46484b3a303b9d20d58c69fdd16c6690200.tar.xz
dt-bindings: mmc: mmci: Add st,stm32-sdmmc2 compatible
Although this compatible is not used in kernel, as we use the common MMCI driver, it is used by bootloaders. The U-Boot driver was merged before the kernel driver and uses this compatible. To avoid issues when aligning device tree files between kernel and boot loader, the ST dedicated compatible is added to bindings file. Signed-off-by: Yann Gautier <yann.gautier@foss.st.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20211210091834.28958-1-yann.gautier@foss.st.com Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/mmc/arm,pl18x.yaml')
-rw-r--r--Documentation/devicetree/bindings/mmc/arm,pl18x.yaml6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml b/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
index fbc866d9bb2f..f0a44b2cfa79 100644
--- a/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
+++ b/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
@@ -53,6 +53,12 @@ properties:
items:
- const: arm,pl18x
- const: arm,primecell
+ - description: Entry for STMicroelectronics variant of PL18x.
+ This dedicated compatible is used by bootloaders.
+ items:
+ - const: st,stm32-sdmmc2
+ - const: arm,pl18x
+ - const: arm,primecell
clocks:
description: One or two clocks, the "apb_pclk" and the "MCLK"