The ROCK Pi 4A, ROCK Pi 4B and ROCK Pi 4C boards contain a nor-flash chip connected to spi1. Enable spi1 and add the device node. This patch has been tested on ROCK Pi 4A. Signed-off-by: Stefan Nagy <stefan.nagy@xxxxxxxxxxxxx> --- arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4a.dts | 10 ++++++++++ arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4b.dts | 10 ++++++++++ arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4c.dts | 10 ++++++++++ 3 files changed, 30 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4a.dts b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4a.dts index 89f2af5e1..4ea4bec95 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4a.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4a.dts @@ -11,3 +11,13 @@ / { model = "Radxa ROCK Pi 4A"; compatible = "radxa,rockpi4a", "radxa,rockpi4", "rockchip,rk3399"; }; + +&spi1 { + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <10000000>; + }; +}; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4b.dts b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4b.dts index 080654592..84b9d8b3d 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4b.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4b.dts @@ -30,6 +30,16 @@ brcmf: wifi@1 { }; }; +&spi1 { + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <10000000>; + }; +}; + &uart0 { status = "okay"; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4c.dts b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4c.dts index 4053ba726..39917f987 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4c.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4c.dts @@ -42,6 +42,16 @@ &sound { hp-det-gpio = <&gpio1 RK_PA0 GPIO_ACTIVE_HIGH>; }; +&spi1 { + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <10000000>; + }; +}; + &uart0 { status = "okay"; -- 2.30.2