MLK-15978 arm64: dts: imx8: change can clock rate to 40Mhz

CAN needs at least 40Mhz PE clock rate to support CAN FD well.

Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>

diff --git a/arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi b/arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi
index 54b05e1..5482506 100644 (file)
--- a/arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi
@@ -1573,7 +1573,7 @@
                         <&clk IMX8QM_CAN0_CLK>;
                clock-names = "ipg", "per";
                assigned-clocks = <&clk IMX8QM_CAN0_CLK>;
-               assigned-clock-rates = <24000000>;
+               assigned-clock-rates = <40000000>;
                power-domains = <&pd_dma_flexcan0>;
                status = "disabled";
        };
@@ -1586,7 +1586,7 @@
                         <&clk IMX8QM_CAN1_CLK>;
                clock-names = "ipg", "per";
                assigned-clocks = <&clk IMX8QM_CAN1_CLK>;
-               assigned-clock-rates = <24000000>;
+               assigned-clock-rates = <40000000>;
                power-domains = <&pd_dma_flexcan1>;
                status = "disabled";
        };
@@ -1599,7 +1599,7 @@
                         <&clk IMX8QM_CAN2_CLK>;
                clock-names = "ipg", "per";
                assigned-clocks = <&clk IMX8QM_CAN2_CLK>;
-               assigned-clock-rates = <24000000>;
+               assigned-clock-rates = <40000000>;
                power-domains = <&pd_dma_flexcan2>;
                status = "disabled";
        };

diff --git a/arch/arm64/boot/dts/freescale/fsl-imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/fsl-imx8qxp.dtsi
index 71c86c1..787c229 100644 (file)
--- a/arch/arm64/boot/dts/freescale/fsl-imx8qxp.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-imx8qxp.dtsi
@@ -1344,7 +1344,7 @@
                         <&clk IMX8QXP_CAN0_CLK>;
                clock-names = "ipg", "per";
                assigned-clocks = <&clk IMX8QXP_CAN0_CLK>;
-               assigned-clock-rates = <24000000>;
+               assigned-clock-rates = <40000000>;
                power-domains = <&pd_dma_flexcan0>;
                status = "disabled";
        };
@@ -1358,7 +1358,7 @@
                         <&clk IMX8QXP_CAN0_CLK>;
                clock-names = "ipg", "per";
                assigned-clocks = <&clk IMX8QXP_CAN0_CLK>;
-               assigned-clock-rates = <24000000>;
+               assigned-clock-rates = <40000000>;
                power-domains = <&pd_dma_flexcan0>;
                status = "disabled";
        };
@@ -1372,7 +1372,7 @@
                         <&clk IMX8QXP_CAN0_CLK>;
                clock-names = "ipg", "per";
                assigned-clocks = <&clk IMX8QXP_CAN0_CLK>;
-               assigned-clock-rates = <24000000>;
+               assigned-clock-rates = <40000000>;
                power-domains = <&pd_dma_flexcan0>;
                status = "disabled";
        };