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* [PATCH 1/2] riscv: dts: unleashed: Add gpio card detect to mmc-spi-slot
@ 2021-06-16  7:46 Bin Meng
  2021-06-16  7:46 ` [PATCH 2/2] riscv: dts: unmatched: " Bin Meng
  2021-07-08 13:40 ` [PATCH 1/2] riscv: dts: unleashed: " Bin Meng
  0 siblings, 2 replies; 4+ messages in thread
From: Bin Meng @ 2021-06-16  7:46 UTC (permalink / raw)
  To: Palmer Dabbelt, Paul Walmsley, David Abdurachmanov, linux-kernel,
	linux-riscv
  Cc: Bin Meng

From: Bin Meng <bin.meng@windriver.com>

Per HiFive Unleashed schematics, the card detect signal of the
micro SD card is connected to gpio pin #11, which should be
reflected in the DT via the <gpios> property, as described in
Documentation/devicetree/bindings/mmc/mmc-spi-slot.txt.

[1] https://sifive.cdn.prismic.io/sifive/c52a8e32-05ce-4aaf-95c8-7bf8453f8698_hifive-unleashed-a00-schematics-1.pdf

Signed-off-by: Bin Meng <bin.meng@windriver.com>
---

 arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
index 60846e88ae4b..22f971e97161 100644
--- a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
+++ b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
@@ -80,6 +80,7 @@ mmc@0 {
 		spi-max-frequency = <20000000>;
 		voltage-ranges = <3300 3300>;
 		disable-wp;
+		gpios = <&gpio 11 GPIO_ACTIVE_LOW>;
 	};
 };
 
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-11-24 16:59 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2021-06-16  7:46 [PATCH 1/2] riscv: dts: unleashed: Add gpio card detect to mmc-spi-slot Bin Meng
2021-06-16  7:46 ` [PATCH 2/2] riscv: dts: unmatched: " Bin Meng
2021-07-08 13:40 ` [PATCH 1/2] riscv: dts: unleashed: " Bin Meng
2021-11-24 16:58   ` Palmer Dabbelt

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