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arm64: dts: imx8mn: Move usdhc clocks assignment to board DT

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usdhc's clock rate is different according to different devices
connected, so clock rate assignment should be placed in board
DT according to different devices connected on each usdhc port.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Abel Vesa <abel.vesa@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Anson Huang 2019-10-16 10:14:26 +08:00 committed by Shawn Guo
parent 03750c3796
commit 0bd0512d06
2 changed files with 4 additions and 4 deletions
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4
arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts
View File

@ -186,6 +186,8 @@
};
&usdhc2 {
assigned-clocks = <&clk IMX8MN_CLK_USDHC2>;
assigned-clock-rates = <200000000>;
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
@ -197,6 +199,8 @@
};
&usdhc3 {
assigned-clocks = <&clk IMX8MN_CLK_USDHC3_ROOT>;
assigned-clock-rates = <400000000>;
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc3>;
pinctrl-1 = <&pinctrl_usdhc3_100mhz>;

4
arch/arm64/boot/dts/freescale/imx8mn.dtsi
View File

@ -598,8 +598,6 @@
<&clk IMX8MN_CLK_NAND_USDHC_BUS>,
<&clk IMX8MN_CLK_USDHC1_ROOT>;
clock-names = "ipg", "ahb", "per";
assigned-clocks = <&clk IMX8MN_CLK_USDHC1>;
assigned-clock-rates = <400000000>;
fsl,tuning-start-tap = <20>;
fsl,tuning-step= <2>;
bus-width = <4>;
@ -628,8 +626,6 @@
<&clk IMX8MN_CLK_NAND_USDHC_BUS>,
<&clk IMX8MN_CLK_USDHC3_ROOT>;
clock-names = "ipg", "ahb", "per";
assigned-clocks = <&clk IMX8MN_CLK_USDHC3_ROOT>;
assigned-clock-rates = <400000000>;
fsl,tuning-start-tap = <20>;
fsl,tuning-step= <2>;
bus-width = <4>;