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 (file)
--- 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>;