From 6c7676a2d3cde81f02e2cb7ac40ca5a99c107dec Mon Sep 17 00:00:00 2001
From: Chukun Pan <amadeus@jmu.edu.cn>
Date: Tue, 9 Apr 2024 20:00:03 +0800
Subject: [PATCH] arm64: dts: rockchip: enable onboard spi flash for rock-3a
There is a mx25u12835f spi flash on this board, enable it.
[ 2.525805] spi-nor spi4.0: mx25u12835f (16384 Kbytes)
Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
Link: https://lore.kernel.org/r/20240409120003.309358-2-amadeus@jmu.edu.cn
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
index ccc4119ca43a4..ebdedea15ad16 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
@@ -757,6 +757,20 @@ &sdmmc2 {
status = "okay";
};
+&sfc {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ flash@0 {
+ compatible = "jedec,spi-nor";
+ reg = <0x0>;
+ spi-max-frequency = <104000000>;
+ spi-rx-bus-width = <4>;
+ spi-tx-bus-width = <1>;
+ };
+};
+
&tsadc {
rockchip,hw-tshut-mode = <1>;
rockchip,hw-tshut-polarity = <0>;
--
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