From: Jonas Kuenstler <j.kuenstler@phytec.de>
Date: Fri, 18 Feb 2022 12:04:58 +0000 (+0100)
Subject: arm64: dts: imx8mp-phycore-som: Set usdhc root clock for eMMC
X-Git-Tag: v6.6.17~7940^2~34^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=59f5ae05c18a2f4a3f0494ec814155bb44a08dd7;p=platform%2Fkernel%2Flinux-rpi.git

arm64: dts: imx8mp-phycore-som: Set usdhc root clock for eMMC

Set the usdhc root clock to 400MHz to be able to support
HS400/HS400ES modes for eMMC on phyCORE-i.MX8MP SoM.

Signed-off-by: Jonas Kuenstler <j.kuenstler@phytec.de>
Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
Reviewed-by: Haibo Chen <haibo.chen@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi
index c471ab2..79b290a 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-phycore-som.dtsi
@@ -197,6 +197,8 @@
 
 /* eMMC */
 &usdhc3 {
+	assigned-clocks = <&clk IMX8MP_CLK_USDHC3_ROOT>;
+	assigned-clock-rates = <400000000>;
 	pinctrl-names = "default", "state_100mhz", "state_200mhz";
 	pinctrl-0 = <&pinctrl_usdhc3>;
 	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;