From: Robert Chiras Date: Wed, 3 Jun 2020 08:52:40 +0000 (+0300) Subject: LF-1052: arch: arm64: dts: imx8mq: Limit lcdif BW X-Git-Tag: rel_imx_5.10.35_2.0.0-somdevices.0~577^2~2^2~406 X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=b8306f3d2544d146f9d40ec93e8ea38fa613a2b2;p=linux.git LF-1052: arch: arm64: dts: imx8mq: Limit lcdif BW Limit the maximum allowed bandwidth for LCDIF due to HW limitation in i.MX8MQ: LCDIF can dcan rive up to 720p60 because of DDR/NoC QoS issue. Signed-off-by: Robert Chiras --- diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk-lcdif-adv7535.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk-lcdif-adv7535.dts index 80488b745f68..be0c75892e48 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-evk-lcdif-adv7535.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-evk-lcdif-adv7535.dts @@ -25,7 +25,7 @@ &lcdif { status = "okay"; - max-memory-bandwidth = <314676293>; /* 1280x1024-32@60 */ + max-memory-bandwidth = <221184000>; /* 1280x720-32@60 */ assigned-clocks = <&clk IMX8MQ_CLK_LCDIF_PIXEL>, <&clk IMX8MQ_VIDEO_PLL1_BYPASS>,