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MLK-23349-5 ARM64: dts: imx8-ss-conn: specific USB3 clocks rate 

IC confirmed the both imx8qm and imx8qxp could use 250M as usb3_clk
and no performance drop.

Reviewed-by: Jun Li <jun.li@nxp.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
5.4-rM2-2.2.x-imx-squashed
Peter Chen 2020-02-26 09:39:46 +08:00
parent 282ed22da0
commit 40688bff75
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GPG Key ID: 4859298150D671BB
1 changed files with 4 additions and 0 deletions
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arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi
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@ -199,6 +199,10 @@ conn_subsys: bus@5b000000 {
<&usb3_lpcg 3>;
clock-names = "usb3_lpm_clk", "usb3_bus_clk", "usb3_aclk",
"usb3_ipg_clk", "usb3_core_pclk";
assigned-clocks = <&clk IMX_SC_R_USB_2 IMX_SC_PM_CLK_PER>,
<&clk IMX_SC_R_USB_2 IMX_SC_PM_CLK_MISC>,
<&clk IMX_SC_R_USB_2 IMX_SC_PM_CLK_MST_BUS>;
assigned-clock-rates = <125000000>, <12000000>, <250000000>;
power-domains = <&pd IMX_SC_R_USB_2>;
cdns3,usbphy = <&usb3phynop1>;
status = "disabled";