linux-kernel - [PATCH v2 3/3] ARM: dts: aspeed: asrock: Correct firmware flash SPI clocks

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Date:   Thu, 23 Feb 2023 16:04:00 -0800
From:   Zev Weiss <zev@...ilderbeest.net>
To:     Andrew Jeffery <andrew@...id.au>, Joel Stanley <joel@....id.au>
Cc:     Zev Weiss <zev@...ilderbeest.net>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        openbmc@...ts.ozlabs.org, stable@...r.kernel.org
Subject: [PATCH v2 3/3] ARM: dts: aspeed: asrock: Correct firmware flash SPI clocks

While I'm not aware of any problems that have occurred running these
at 100 MHz, the official word from ASRock is that 50 MHz is the
correct speed to use, so let's be safe and use that instead.

Signed-off-by: Zev Weiss <zev@...ilderbeest.net>
Cc: stable@...r.kernel.org
Fixes: 2b81613ce417 ("ARM: dts: aspeed: Add ASRock E3C246D4I BMC")
Fixes: a9a3d60b937a ("ARM: dts: aspeed: Add ASRock ROMED8HM3 BMC")
---
 arch/arm/boot/dts/aspeed-bmc-asrock-e3c246d4i.dts | 2 +-
 arch/arm/boot/dts/aspeed-bmc-asrock-romed8hm3.dts | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/aspeed-bmc-asrock-e3c246d4i.dts b/arch/arm/boot/dts/aspeed-bmc-asrock-e3c246d4i.dts
index 67a75aeafc2b..c4b2efbfdf56 100644
--- a/arch/arm/boot/dts/aspeed-bmc-asrock-e3c246d4i.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-asrock-e3c246d4i.dts
@@ -63,7 +63,7 @@ flash@0 {
 		status = "okay";
 		m25p,fast-read;
 		label = "bmc";
-		spi-max-frequency = <100000000>; /* 100 MHz */
+		spi-max-frequency = <50000000>; /* 50 MHz */
 #include "openbmc-flash-layout.dtsi"
 	};
 };
diff --git a/arch/arm/boot/dts/aspeed-bmc-asrock-romed8hm3.dts b/arch/arm/boot/dts/aspeed-bmc-asrock-romed8hm3.dts
index 00efe1a93a69..4554abf0c7cd 100644
--- a/arch/arm/boot/dts/aspeed-bmc-asrock-romed8hm3.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-asrock-romed8hm3.dts
@@ -51,7 +51,7 @@ flash@0 {
 		status = "okay";
 		m25p,fast-read;
 		label = "bmc";
-		spi-max-frequency = <100000000>; /* 100 MHz */
+		spi-max-frequency = <50000000>; /* 50 MHz */
 #include "openbmc-flash-layout-64.dtsi"
 	};
 };
-- 
2.39.1.438.gdcb075ea9396.dirty