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[v2,1/2] ARM: dts: aspeed: yosemite4: Revise quad mode to dual mode

Message ID 20240924094430.272074-2-Delphine_CC_Chiu@wiwynn.com
State New
Headers show
Series Adjust the setting for SPI flash of yosemite4 | expand

Commit Message

Delphine CC Chiu Sept. 24, 2024, 9:44 a.m. UTC 
From: Ricky CX Wu <ricky.cx.wu.wiwynn@gmail.com>

Revise quad mode to dual mode to keep the write protect feature for the
SPI flash because the WP pin is the same pin with IO2 pin in quad mode.

Signed-off-by: Ricky CX Wu <ricky.cx.wu.wiwynn@gmail.com>
Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu@wiwynn.com>
---
 arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
index 98477792aa00..c4af50ba6999 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
@@ -105,7 +105,8 @@  flash@0 {
 		status = "okay";
 		m25p,fast-read;
 		label = "bmc";
-		spi-rx-bus-width = <4>;
+		spi-tx-bus-width = <2>;
+		spi-rx-bus-width = <2>;
 		spi-max-frequency = <50000000>;
 #include "openbmc-flash-layout-64.dtsi"
 	};
@@ -113,7 +114,8 @@  flash@1 {
 		status = "okay";
 		m25p,fast-read;
 		label = "bmc2";
-		spi-rx-bus-width = <4>;
+		spi-tx-bus-width = <2>;
+		spi-rx-bus-width = <2>;
 		spi-max-frequency = <50000000>;
 	};
 };