From 13bdb6a269108d3f9b953bf4b73079d66ecc37af Mon Sep 17 00:00:00 2001
From: Cong Dang <cong.dang.xn@renesas.com>
Date: Tue, 20 Jun 2023 00:41:50 +0200
Subject: [PATCH] ARM: dts: renesas: Disable RPC driver on R8A779G0 V4H White
Hawk board
As requirement of CR side, QSPI Flash usage via RPC driver shall
be disabled and leaving the control of this module to CR side.
Perform DT modification to disable the RPC SPI.
Reviewed-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Signed-off-by: Cong Dang <cong.dang.xn@renesas.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
[Marek: Do not modify defconfig, modify the DT instead, this way
the RPC SPI can be enabled without recompiling the U-Boot
itself. Update commit message accordingly.]
---
arch/arm/dts/r8a779g0-white-hawk-u-boot.dts | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/dts/r8a779g0-white-hawk-u-boot.dts b/arch/arm/dts/r8a779g0-white-hawk-u-boot.dts
index efc1b9519e..bd75603664 100644
--- a/arch/arm/dts/r8a779g0-white-hawk-u-boot.dts
+++ b/arch/arm/dts/r8a779g0-white-hawk-u-boot.dts
@@ -28,7 +28,7 @@
#address-cells = <1>;
#size-cells = <0>;
spi-max-frequency = <40000000>;
- status = "okay";
+ status = "disabled";
spi-flash@0 {
#address-cells = <1>;
--
2.39.5