[PATCH 3/4] riscv: dts: spacemit: add SPI controllers for K3

Yixun Lan dlan at kernel.org
Sat Jul 25 06:15:04 PDT 2026


On 07:45 Fri 17 Jul     , Zhengyu He wrote:
> Add the SPI controller nodes for K3.
> 
> Signed-off-by: Cody Kang <cody.kang.hk at outlook.com>
> Signed-off-by: Zhengyu He <hezhy472013 at gmail.com>

Reviewed-by: Yixun Lan <dlan at kernel.org>

> ---
>  arch/riscv/boot/dts/spacemit/k3.dtsi | 49 +++++++++++++++++++++++++++++++++++-
>  1 file changed, 48 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/riscv/boot/dts/spacemit/k3.dtsi b/arch/riscv/boot/dts/spacemit/k3.dtsi
> index 19fc9b49668e..dc44b5c77d41 100644
> --- a/arch/riscv/boot/dts/spacemit/k3.dtsi
> +++ b/arch/riscv/boot/dts/spacemit/k3.dtsi
> @@ -5,8 +5,10 @@
>   */
>  
>  #include <dt-bindings/clock/spacemit,k3-clocks.h>
> -#include <dt-bindings/reset/spacemit,k3-resets.h>
>  #include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/reset/spacemit,k3-resets.h>
> +
> +#include "k3-pdma.h"
>  
>  /dts-v1/;
>  
> @@ -927,6 +929,21 @@ pwm7: pwm at d401bc00 {
>  			status = "disabled";
>  		};
>  
> +		spi3: spi at d401c000 {
> +			compatible = "spacemit,k3-spi", "spacemit,k1-spi";
> +			reg = <0x0 0xd401c000 0x0 0x30>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			clocks = <&syscon_apbc CLK_APBC_SPI3>,
> +				 <&syscon_apbc CLK_APBC_SPI3_BUS>;
> +			clock-names = "core", "bus";
> +			resets = <&syscon_apbc RESET_APBC_SPI3>;
> +			interrupts = <55 IRQ_TYPE_LEVEL_HIGH>;
> +			dmas = <&pdma K3_PDMA_SSP3_RX>, <&pdma K3_PDMA_SSP3_TX>;
> +			dma-names = "rx", "tx";
> +			status = "disabled";
> +		};
> +
>  		pwm8: pwm at d4020000 {
>  			compatible = "spacemit,k3-pwm", "marvell,pxa910-pwm";
>  			reg = <0x0 0xd4020000 0x0 0x10>;
> @@ -1081,6 +1098,36 @@ uart10: serial at d401f000 {
>  			status = "disabled";
>  		};
>  
> +		spi0: spi at d4040000 {
> +			compatible = "spacemit,k3-spi", "spacemit,k1-spi";
> +			reg = <0x0 0xd4040000 0x0 0x30>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			clocks = <&syscon_apbc CLK_APBC_SPI0>,
> +				 <&syscon_apbc CLK_APBC_SPI0_BUS>;
> +			clock-names = "core", "bus";
> +			resets = <&syscon_apbc RESET_APBC_SPI0>;
> +			interrupts = <283 IRQ_TYPE_LEVEL_HIGH>;
> +			dmas = <&pdma K3_PDMA_SSP0_RX>, <&pdma K3_PDMA_SSP0_TX>;
> +			dma-names = "rx", "tx";
> +			status = "disabled";
> +		};
> +
> +		spi1: spi at d4040800 {
> +			compatible = "spacemit,k3-spi", "spacemit,k1-spi";
> +			reg = <0x0 0xd4040800 0x0 0x30>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			clocks = <&syscon_apbc CLK_APBC_SPI1>,
> +				 <&syscon_apbc CLK_APBC_SPI1_BUS>;
> +			clock-names = "core", "bus";
> +			resets = <&syscon_apbc RESET_APBC_SPI1>;
> +			interrupts = <282 IRQ_TYPE_LEVEL_HIGH>;
> +			dmas = <&pdma K3_PDMA_SSP1_RX>, <&pdma K3_PDMA_SSP1_TX>;
> +			dma-names = "rx", "tx";
> +			status = "disabled";
> +		};
> +
>  		syscon_mpmu: system-controller at d4050000 {
>  			compatible = "spacemit,k3-syscon-mpmu";
>  			reg = <0x0 0xd4050000 0x0 0x10000>;
> 
> -- 
> 2.53.0
> 

-- 
Yixun Lan (dlan)



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