[PATCH 3/4] riscv: dts: spacemit: add SPI controllers for K3
Zhengyu He <[email protected]> Fri, 17 Jul 2026 07:45:27 -0700
| Newsgroups | dev.linux.lists.spacemit,org.infradead.lists.linux-riscv,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-spi |
|---|---|
| Message-ID | <20260717-k3-com260-spi-v7-2-rc2-b4-preview-20260716-v1-3-969a1b0f783f@gmail.com> |
Add the SPI controller nodes for K3. Signed-off-by: Cody Kang <[email protected]> Signed-off-by: Zhengyu He <[email protected]> --- 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@d401bc00 { status = "disabled"; }; + spi3: spi@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@d4020000 { compatible = "spacemit,k3-pwm", "marvell,pxa910-pwm"; reg = <0x0 0xd4020000 0x0 0x10>; @@ -1081,6 +1098,36 @@ uart10: serial@d401f000 { status = "disabled"; }; + spi0: spi@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@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@d4050000 { compatible = "spacemit,k3-syscon-mpmu"; reg = <0x0 0xd4050000 0x0 0x10000>; -- 2.53.0