linux-kernel - [PATCH v2 3/4] ARM: dts: imxrt1050: increase mmc max-frequency property

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Date:   Tue, 15 Nov 2022 20:32:43 +0100
From:   Giulio Benetti <giulio.benetti@...ettiengineering.com>
To:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Abel Vesa <abelvesa@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Bough Chen <haibo.chen@....com>,
        Jesse Taube <mr.bossman075@...il.com>,
        Giulio Benetti <giulio.benetti@...ettiengineering.com>
Subject: [PATCH v2 3/4] ARM: dts: imxrt1050: increase mmc max-frequency property

According to i.MXRT1050 Datasheet usdhc supports up to 200Mhz clock so
let's increase max-frequency property to 200Mhz.

Cc: Jesse Taube <mr.bossman075@...il.com>
Signed-off-by: Giulio Benetti <giulio.benetti@...ettiengineering.com>
---
V1->V2:
* set max-frequency to 200Mhz instead of removing it as suggested by
  Bough Chen
---
 arch/arm/boot/dts/imxrt1050.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/imxrt1050.dtsi b/arch/arm/boot/dts/imxrt1050.dtsi
index 114465e4dde6..5b1991c32748 100644
--- a/arch/arm/boot/dts/imxrt1050.dtsi
+++ b/arch/arm/boot/dts/imxrt1050.dtsi
@@ -93,7 +93,7 @@ usdhc1: mmc@...c0000 {
 			bus-width = <4>;
 			fsl,wp-controller;
 			no-1-8-v;
-			max-frequency = <4000000>;
+			max-frequency = <200000000>;
 			fsl,tuning-start-tap = <20>;
 			fsl,tuning-step = <2>;
 			status = "disabled";
-- 
2.34.1