Some USI blocks can be configured as SPI controllers. Add corresponding
SPI nodes to Exynos850 SoC device tree.
Signed-off-by: Sam Protsenko <semen.protsenko@xxxxxxxxxx>
---
arch/arm64/boot/dts/exynos/exynos850.dtsi | 54 +++++++++++++++++++++++
1 file changed, 54 insertions(+)
diff --git a/arch/arm64/boot/dts/exynos/exynos850.dtsi b/arch/arm64/boot/dts/exynos/exynos850.dtsi
index cd0a452cd6b4..e35973a254e6 100644
--- a/arch/arm64/boot/dts/exynos/exynos850.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos850.dtsi
@@ -738,6 +738,24 @@ usi_spi_0: usi@139400c0 {
<&cmu_peri CLK_GOUT_SPI0_IPCLK>;
clock-names = "pclk", "ipclk";
status = "disabled";
+
+ spi_0: spi@13940000 {
+ compatible = "samsung,exynos850-spi";
+ reg = <0x13940000 0x30>;
+ interrupts = <GIC_SPI 221 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi0_pins>;
+ clocks = <&cmu_peri CLK_GOUT_SPI0_IPCLK>,
+ <&cmu_peri CLK_GOUT_SPI0_PCLK>;
+ clock-names = "spi_busclk0", "spi";
+ samsung,spi-src-clk = <0>;
+ dmas = <&pdma0 5>, <&pdma0 4>;
+ dma-names = "tx", "rx";
+ num-cs = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
};
usi_cmgp0: usi@11d000c0 {
@@ -779,6 +797,24 @@ serial_1: serial@11d00000 {
clock-names = "uart", "clk_uart_baud0";
status = "disabled";
};
+
+ spi_1: spi@11d00000 {
+ compatible = "samsung,exynos850-spi";
+ reg = <0x11d00000 0x30>;
+ interrupts = <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi1_pins>;
+ clocks = <&cmu_cmgp CLK_GOUT_CMGP_USI0_IPCLK>,
+ <&cmu_cmgp CLK_GOUT_CMGP_USI0_PCLK>;
+ clock-names = "spi_busclk0", "spi";
+ samsung,spi-src-clk = <0>;
+ dmas = <&pdma0 12>, <&pdma0 13>;
+ dma-names = "tx", "rx";
+ num-cs = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
};
usi_cmgp1: usi@11d200c0 {
@@ -820,6 +856,24 @@ serial_2: serial@11d20000 {
clock-names = "uart", "clk_uart_baud0";
status = "disabled";
};
+
+ spi_2: spi@11d20000 {
+ compatible = "samsung,exynos850-spi";
+ reg = <0x11d20000 0x30>;
+ interrupts = <GIC_SPI 63 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi2_pins>;
+ clocks = <&cmu_cmgp CLK_GOUT_CMGP_USI1_IPCLK>,
+ <&cmu_cmgp CLK_GOUT_CMGP_USI1_PCLK>;
+ clock-names = "spi_busclk0", "spi";
+ samsung,spi-src-clk = <0>;
+ dmas = <&pdma0 14>, <&pdma0 15>;
+ dma-names = "tx", "rx";
+ num-cs = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
};
};
};
--
2.39.2
