Commit c486762f authored by Dmitry Baryshkov's avatar Dmitry Baryshkov Committed by Shawn Guo
Browse files

ARM: dts: nxp/imx: limit sk-imx53 supported frequencies 



The SK-IMX53 board, bearing i.MX536A CPU, is not stable when running at
1.2 GHz (default iMX53 maximum). The SoC is only rated up to 800 MHz.
Disable 1.2 GHz and 1 GHz frequencies.

Fixes: 0b8576d8 ("ARM: dts: imx: Add support for SK-iMX53 board")
Signed-off-by: default avatarDmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: default avatarFabio Estevam <festevam@gmail.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent b27bfc51

arch/arm/boot/dts/nxp/imx/imx53-sk-imx53.dts

+10 −0
Original line number Diff line number Diff line
@@ -60,6 +60,16 @@ 
	status = "okay";

};



&cpu0 {

	/* CPU rated to 800 MHz, not the default 1.2GHz. */

	operating-points = <

		/* kHz   uV */

		166666  850000

		400000  900000

		800000  1050000

	>;

};



&ecspi1 {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_ecspi1>;