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@xxxxxxx> --- arch/arm64/boot/dts/freescale/imx8mq-evk.dts | 4 ++++ arch/arm64/boot/dts/freescale/imx8mq-hummingboard-pulse.dts | 2 ++ arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts | 4 ++++ arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts | 2 ++ arch/arm64/boot/dts/freescale/imx8mq-pico-pi.dts | 4 ++++ arch/arm64/boot/dts/freescale/imx8mq-sr-som.dtsi | 2 ++ arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi | 4 ++++ arch/arm64/boot/dts/freescale/imx8mq.dtsi | 2 -- 8 files changed, 22 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts index 4e0a281..40fa390 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts @@ -278,6 +278,8 @@ }; &usdhc1 { + assigned-clocks = <&clk IMX8MQ_CLK_USDHC1>; + assigned-clock-rates = <400000000>; pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc1>; pinctrl-1 = <&pinctrl_usdhc1_100mhz>; @@ -291,6 +293,8 @@ }; &usdhc2 { + assigned-clocks = <&clk IMX8MQ_CLK_USDHC2>; + assigned-clock-rates = <200000000>; pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc2>; pinctrl-1 = <&pinctrl_usdhc2_100mhz>; diff --git a/arch/arm64/boot/dts/freescale/imx8mq-hummingboard-pulse.dts b/arch/arm64/boot/dts/freescale/imx8mq-hummingboard-pulse.dts index f52e872..b8cb20c 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-hummingboard-pulse.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-hummingboard-pulse.dts @@ -110,6 +110,8 @@ }; &usdhc2 { + assigned-clocks = <&clk IMX8MQ_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>; diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts index 683a110..2a759df 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts @@ -780,6 +780,8 @@ }; &usdhc1 { + assigned-clocks = <&clk IMX8MQ_CLK_USDHC1>; + assigned-clock-rates = <400000000>; pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc1>; pinctrl-1 = <&pinctrl_usdhc1_100mhz>; @@ -790,6 +792,8 @@ }; &usdhc2 { + assigned-clocks = <&clk IMX8MQ_CLK_USDHC2>; + assigned-clock-rates = <200000000>; pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc2>; pinctrl-1 = <&pinctrl_usdhc2_100mhz>; diff --git a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts index c832bf0..81d2692 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts @@ -191,6 +191,8 @@ }; &usdhc1 { + assigned-clocks = <&clk IMX8MQ_CLK_USDHC1>; + assigned-clock-rates = <400000000>; bus-width = <8>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usdhc1>; diff --git a/arch/arm64/boot/dts/freescale/imx8mq-pico-pi.dts b/arch/arm64/boot/dts/freescale/imx8mq-pico-pi.dts index 8a4aee2..59da96b 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-pico-pi.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-pico-pi.dts @@ -207,6 +207,8 @@ }; &usdhc1 { + assigned-clocks = <&clk IMX8MQ_CLK_USDHC1>; + assigned-clock-rates = <400000000>; pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc1>; pinctrl-1 = <&pinctrl_usdhc1_100mhz>; @@ -217,6 +219,8 @@ }; &usdhc2 { + assigned-clocks = <&clk IMX8MQ_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>; diff --git a/arch/arm64/boot/dts/freescale/imx8mq-sr-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-sr-som.dtsi index d7f03c6..3dc44114 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-sr-som.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq-sr-som.dtsi @@ -170,6 +170,8 @@ }; &usdhc1 { + assigned-clocks = <&clk IMX8MQ_CLK_USDHC1>; + assigned-clock-rates = <400000000>; pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc1>; pinctrl-1 = <&pinctrl_usdhc1_100mhz>; diff --git a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi index 087b5b6..333c4e2 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi @@ -486,6 +486,8 @@ }; &usdhc1 { + assigned-clocks = <&clk IMX8MQ_CLK_USDHC1>; + assigned-clock-rates = <400000000>; pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc1>; pinctrl-1 = <&pinctrl_usdhc1_100mhz>; @@ -499,6 +501,8 @@ }; &usdhc2 { + assigned-clocks = <&clk IMX8MQ_CLK_USDHC2>; + assigned-clock-rates = <200000000>; pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc2>; pinctrl-1 = <&pinctrl_usdhc2_100mhz>; diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi index a6d57fb..7f93194 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi @@ -868,8 +868,6 @@ <&clk IMX8MQ_CLK_NAND_USDHC_BUS>, <&clk IMX8MQ_CLK_USDHC1_ROOT>; clock-names = "ipg", "ahb", "per"; - assigned-clocks = <&clk IMX8MQ_CLK_USDHC1>; - assigned-clock-rates = <400000000>; fsl,tuning-start-tap = <20>; fsl,tuning-step = <2>; bus-width = <4>; -- 2.7.4