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[v7,10/11] ARM: dts: aspeed-g4: Set spi-max-frequency for all flashes

Message ID 20220509175616.1089346-11-clg@kaod.org
State New
Headers show
Series spi: spi-mem: Convert Aspeed SMC driver to spi-mem | expand

Commit Message

Cédric Le Goater May 9, 2022, 5:56 p.m. UTC 
From: Tao Ren <rentao.bupt@gmail.com>

Set "spi-max-frequency" to 50 MHz for all the flashes under the FMC
controller to ensure the clock frequency is calculated correctly.

Suggested-by: Cédric Le Goater <clg@kaod.org>
Tested-by: Jae Hyun Yoo <quic_jaehyoo@quicinc.com>
Signed-off-by: Tao Ren <rentao.bupt@gmail.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
 arch/arm/boot/dts/aspeed-g4.dtsi | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
index 1c6354cec9f2..530491ae5eb2 100644
--- a/arch/arm/boot/dts/aspeed-g4.dtsi
+++ b/arch/arm/boot/dts/aspeed-g4.dtsi
@@ -72,24 +72,28 @@  flash@1 {
 				reg = < 1 >;
 				compatible = "jedec,spi-nor";
 				spi-rx-bus-width = <2>;
+				spi-max-frequency = <50000000>;
 				status = "disabled";
 			};
 			flash@2 {
 				reg = < 2 >;
 				compatible = "jedec,spi-nor";
 				spi-rx-bus-width = <2>;
+				spi-max-frequency = <50000000>;
 				status = "disabled";
 			};
 			flash@3 {
 				reg = < 3 >;
 				compatible = "jedec,spi-nor";
 				spi-rx-bus-width = <2>;
+				spi-max-frequency = <50000000>;
 				status = "disabled";
 			};
 			flash@4 {
 				reg = < 4 >;
 				compatible = "jedec,spi-nor";
 				spi-rx-bus-width = <2>;
+				spi-max-frequency = <50000000>;
 				status = "disabled";
 			};
 		};