[PATCH v4 05/19] ARM: dts: aspeed: yosemite4: Revise quad mode to dual mode

Delphine CC Chiu Delphine_CC_Chiu at wiwynn.com
Mon Jan 8 23:20:37 PST 2024


Revise quad mode to dual mode to avoid WP pin influnece the SPI

Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu at wiwynn.com>
---
 .../arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

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 f8bfdefbefc6..23006dca5f26 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
@@ -149,15 +149,17 @@ flash at 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"
+#include "openbmc-flash-layout-128.dtsi"
 	};
 	flash at 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>;
 	};
 };
-- 
2.25.1




More information about the linux-arm-kernel mailing list