This patch adds SPI (Serial Peripheral Interface) dt node for Exynos5433 SoC. SPI transfers serial data by using various peripherals. SPI includes 8-bit/16-bit/32-bit shift registers to transmit and receive data. PDMA is used for SPI communication.
Cc: Kukjin Kim <[email protected]> Cc: Mark Rutland <[email protected]> Cc: Marc Zyngier <[email protected]> Cc: Arnd Bergmann <[email protected]> Cc: Olof Johansson <[email protected]> Cc: Catalin Marinas <[email protected]> Cc: Will Deacon <[email protected]> Signed-off-by: Chanwoo Choi <[email protected]> Acked-by: Inki Dae <[email protected]> --- arch/arm64/boot/dts/exynos/exynos5433.dtsi | 114 +++++++++++++++++++++++++++++ 1 file changed, 114 insertions(+) diff --git a/arch/arm64/boot/dts/exynos/exynos5433.dtsi b/arch/arm64/boot/dts/exynos/exynos5433.dtsi index 9b96bdf..710566a 100644 --- a/arch/arm64/boot/dts/exynos/exynos5433.dtsi +++ b/arch/arm64/boot/dts/exynos/exynos5433.dtsi @@ -399,6 +399,35 @@ interrupts = <1 9 0xf04>; }; + amba { + compatible = "arm,amba-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + pdma0: pdma@15610000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0x15610000 0x1000>; + interrupts = <0 228 0>; + clocks = <&cmu_fsys CLK_PDMA0>; + clock-names = "apb_pclk"; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; + }; + + pdma1: pdma@15600000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0x15600000 0x1000>; + interrupts = <0 246 0>; + clocks = <&cmu_fsys CLK_PDMA1>; + clock-names = "apb_pclk"; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; + }; + }; + serial_0: serial@14c10000 { compatible = "samsung,exynos5433-uart"; reg = <0x14c10000 0x100>; @@ -499,6 +528,91 @@ interrupts = <0 442 0>; }; + spi_0: spi@14d20000 { + compatible = "samsung,exynos7-spi"; + reg = <0x14d20000 0x100>; + interrupts = <0 432 0>; + dmas = <&pdma0 9>, <&pdma0 8>; + dma-names = "tx", "rx"; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&cmu_peric CLK_PCLK_SPI0>, + <&cmu_top CLK_SCLK_SPI0_PERIC>; + clock-names = "spi", "spi_busclk0"; + samsung,spi-src-clk = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&spi0_bus>; + status = "disabled"; + }; + + spi_1: spi@14d30000 { + compatible = "samsung,exynos7-spi"; + reg = <0x14d30000 0x100>; + interrupts = <0 433 0>; + dmas = <&pdma0 11>, <&pdma0 10>; + dma-names = "tx", "rx"; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&cmu_peric CLK_PCLK_SPI1>, + <&cmu_top CLK_SCLK_SPI1_PERIC>; + clock-names = "spi", "spi_busclk0"; + samsung,spi-src-clk = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&spi1_bus>; + status = "disabled"; + }; + + spi_2: spi@14d40000 { + compatible = "samsung,exynos7-spi"; + reg = <0x14d40000 0x100>; + interrupts = <0 434 0>; + dmas = <&pdma0 13>, <&pdma0 12>; + dma-names = "tx", "rx"; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&cmu_peric CLK_PCLK_SPI2>, + <&cmu_top CLK_SCLK_SPI2_PERIC>; + clock-names = "spi", "spi_busclk0"; + samsung,spi-src-clk = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&spi2_bus>; + status = "disabled"; + }; + + spi_3: spi@14d50000 { + compatible = "samsung,exynos7-spi"; + reg = <0x14d50000 0x100>; + interrupts = <0 447 0>; + dmas = <&pdma0 23>, <&pdma0 22>; + dma-names = "tx", "rx"; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&cmu_peric CLK_PCLK_SPI3>, + <&cmu_top CLK_SCLK_SPI3_PERIC>; + clock-names = "spi", "spi_busclk0"; + samsung,spi-src-clk = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&spi3_bus>; + status = "disabled"; + }; + + spi_4: spi@14d00000 { + compatible = "samsung,exynos7-spi"; + reg = <0x14d00000 0x100>; + interrupts = <0 412 0>; + dmas = <&pdma0 25>, <&pdma0 24>; + dma-names = "tx", "rx"; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&cmu_peric CLK_PCLK_SPI4>, + <&cmu_top CLK_SCLK_SPI4_PERIC>; + clock-names = "spi", "spi_busclk0"; + samsung,spi-src-clk = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&spi4_bus>; + status = "disabled"; + }; + hsi2c_0: hsi2c@14e40000 { compatible = "samsung,exynos7-hsi2c"; reg = <0x14e40000 0x1000>; -- 1.8.5.5 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
