From 4e8754c7a472e06c8fec8a1b88cb3e093ec739fe Mon Sep 17 00:00:00 2001 From: Jacky Bai Date: Tue, 8 Sep 2020 17:07:37 +0800 Subject: [PATCH] LF-1383-19 arm64: dts: imx8dxl: Add reserved memory node for i.MX8DXL evk Add additional reserved memory for i.MX8DXL EVK board. Signed-off-by: Jacky Bai Reviewed-by: Dong Aisheng --- arch/arm64/boot/dts/freescale/imx8dxl-evk.dts | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts index f64006c6d5da..5137bce81ecc 100644 --- a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts @@ -20,6 +20,21 @@ reg = <0x00000000 0x80000000 0 0x40000000>; }; + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + /* global autoconfigured region for contiguous allocations */ + linux,cma { + compatible = "shared-dma-pool"; + reusable; + size = <0 0x14000000>; + alloc-ranges = <0 0x98000000 0 0x14000000>; + linux,cma-default; + }; + }; + modem_reset: modem-reset { compatible = "gpio-reset"; reset-gpios = <&pca6416_2 0 GPIO_ACTIVE_LOW>; -- 2.17.1