Before adding whole USI nodes, this applies the changes of usi0 in advance. To be the usi0 and serian_0 nodes as SoC default, some properties should be moved to exynosautov9-sadk.dts. Signed-off-by: Chanho Park <chanho61.park@xxxxxxxxxxx> --- arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts | 2 ++ arch/arm64/boot/dts/exynos/exynosautov9.dtsi | 10 +++++----- 2 files changed, 7 insertions(+), 5 deletions(-) diff --git a/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts b/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts index 2b30a7458297..eec3192c0631 100644 --- a/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts +++ b/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts @@ -50,6 +50,7 @@ ufs_1_fixed_vcc_reg: regulator-1 { }; &serial_0 { + pinctrl-0 = <&uart0_bus_dual>; status = "okay"; }; @@ -74,6 +75,7 @@ &ufs_1 { }; &usi_0 { + samsung,clkreq-on; /* needed for UART mode */ status = "okay"; }; diff --git a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi index c4cfa93e4c2e..dbe0819b44c2 100644 --- a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi +++ b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi @@ -352,11 +352,11 @@ syscon_peric0: syscon@10220000 { }; usi_0: usi@103000c0 { - compatible = "samsung,exynos850-usi"; + compatible = "samsung,exynosautov9-usi", + "samsung,exynos850-usi"; reg = <0x103000c0 0x20>; samsung,sysreg = <&syscon_peric0 0x1000>; samsung,mode = <USI_V2_UART>; - samsung,clkreq-on; /* needed for UART mode */ #address-cells = <1>; #size-cells = <1>; ranges; @@ -365,13 +365,13 @@ usi_0: usi@103000c0 { clock-names = "pclk", "ipclk"; status = "disabled"; - /* USI: UART */ serial_0: serial@10300000 { - compatible = "samsung,exynos850-uart"; + compatible = "samsung,exynosautov9-uart", + "samsung,exynos850-uart"; reg = <0x10300000 0xc0>; interrupts = <GIC_SPI 345 IRQ_TYPE_LEVEL_HIGH>; pinctrl-names = "default"; - pinctrl-0 = <&uart0_bus_dual>; + pinctrl-0 = <&uart0_bus>; clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PCLK_0>, <&cmu_peric0 CLK_GOUT_PERIC0_IPCLK_0>; clock-names = "uart", "clk_uart_baud0"; -- 2.36.1