Add reset controller support for Bitmain BM1880 SoC. This commit also adds reset support to UART peripherals.
Signed-off-by: Manivannan Sadhasivam <[email protected]> Reviewed-by: Philipp Zabel <[email protected]> --- arch/arm64/boot/dts/bitmain/bm1880.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm64/boot/dts/bitmain/bm1880.dtsi b/arch/arm64/boot/dts/bitmain/bm1880.dtsi index fdfdc65d29ef..3ab039029bf2 100644 --- a/arch/arm64/boot/dts/bitmain/bm1880.dtsi +++ b/arch/arm64/boot/dts/bitmain/bm1880.dtsi @@ -5,6 +5,7 @@ */ #include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/reset/bitmain,bm1880-reset.h> / { compatible = "bitmain,bm1880"; @@ -92,6 +93,12 @@ compatible = "bitmain,bm1880-pinctrl"; reg = <0x50 0x4B0>; }; + + rst: reset-controller@c00 { + compatible = "bitmain,bm1880-reset"; + reg = <0xc00 0x8>; + #reset-cells = <1>; + }; }; uart0: serial@58018000 { @@ -100,6 +107,7 @@ interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>; reg-shift = <2>; reg-io-width = <4>; + resets = <&rst BM1880_RST_UART0_1_CLK>; status = "disabled"; }; @@ -109,6 +117,7 @@ interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>; reg-shift = <2>; reg-io-width = <4>; + resets = <&rst BM1880_RST_UART0_1_ACLK>; status = "disabled"; }; @@ -118,6 +127,7 @@ interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>; reg-shift = <2>; reg-io-width = <4>; + resets = <&rst BM1880_RST_UART2_3_CLK>; status = "disabled"; }; @@ -127,6 +137,7 @@ interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>; reg-shift = <2>; reg-io-width = <4>; + resets = <&rst BM1880_RST_UART2_3_ACLK>; status = "disabled"; }; }; -- 2.17.1
