Add SPI DT nodes for the SoC. Every SPI DT node has reference to blsp dma node with relevant dma channels and appropriate pinctrl nodes to configure SPI pins.
Signed-off-by: Stanimir Varbanov <stanimir.varba...@linaro.org> --- arch/arm64/boot/dts/qcom/msm8916.dtsi | 317 +++++++++++++++++++++++++++++++++ 1 files changed, 317 insertions(+), 0 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi index 8c8fd49..b5be833 100644 --- a/arch/arm64/boot/dts/qcom/msm8916.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi @@ -96,6 +96,210 @@ bias-pull-down; }; }; + + spi1_default: spi1_default { + pinmux { + function = "blsp_spi1"; + pins = "gpio0", "gpio1", "gpio3"; + }; + pinmux_cs { + function = "gpio"; + pins = "gpio2"; + }; + pinconf { + pins = "gpio0", "gpio1", "gpio3"; + drive-strength = <12>; + bias-disable; + }; + pinconf_cs { + pins = "gpio2"; + drive-strength = <2>; + bias-disable; + output-high; + }; + }; + + spi1_sleep: spi1_sleep { + pinmux { + function = "gpio"; + pins = "gpio0", "gpio1", "gpio2", "gpio3"; + }; + pinconf { + pins = "gpio0", "gpio1", "gpio2", "gpio3"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + spi2_default: spi2_default { + pinmux { + function = "blsp_spi2"; + pins = "gpio4", "gpio5", "gpio7"; + }; + pinmux_cs { + function = "gpio"; + pins = "gpio6"; + }; + pinconf { + pins = "gpio4", "gpio5", "gpio6", "gpio7"; + drive-strength = <12>; + bias-disable; + }; + pinconf_cs { + pins = "gpio6"; + drive-strength = <2>; + bias-disable; + output-high; + }; + }; + + spi2_sleep: spi2_sleep { + pinmux { + function = "gpio"; + pins = "gpio4", "gpio5", "gpio6", "gpio7"; + }; + pinconf { + pins = "gpio4", "gpio5", "gpio6", "gpio7"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + spi3_default: spi3_default { + pinmux { + function = "blsp_spi3"; + pins = "gpio8", "gpio9", "gpio11"; + }; + pinmux_cs { + function = "gpio"; + pins = "gpio10"; + }; + pinconf { + pins = "gpio8", "gpio9", "gpio10", "gpio11"; + drive-strength = <12>; + bias-disable; + }; + pinconf_cs { + pins = "gpio10"; + drive-strength = <2>; + bias-disable; + output-high; + }; + }; + + spi3_sleep: spi3_sleep { + pinmux { + function = "gpio"; + pins = "gpio8", "gpio9", "gpio10", "gpio11"; + }; + pinconf { + pins = "gpio8", "gpio9", "gpio10", "gpio11"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + spi4_default: spi4_default { + pinmux { + function = "blsp_spi4"; + pins = "gpio12", "gpio13", "gpio15"; + }; + pinmux_cs { + function = "gpio"; + pins = "gpio14"; + }; + pinconf { + pins = "gpio12", "gpio13", "gpio14", "gpio15"; + drive-strength = <12>; + bias-disable; + }; + pinconf_cs { + pins = "gpio14"; + drive-strength = <2>; + bias-disable; + output-high; + }; + }; + + spi4_sleep: spi4_sleep { + pinmux { + function = "gpio"; + pins = "gpio12", "gpio13", "gpio14", "gpio15"; + }; + pinconf { + pins = "gpio12", "gpio13", "gpio14", "gpio15"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + spi5_default: spi5_default { + pinmux { + function = "blsp_spi5"; + pins = "gpio16", "gpio17", "gpio19"; + }; + pinmux_cs { + function = "gpio"; + pins = "gpio18"; + }; + pinconf { + pins = "gpio16", "gpio17", "gpio18", "gpio19"; + drive-strength = <12>; + bias-disable; + }; + pinconf_cs { + pins = "gpio18"; + drive-strength = <2>; + bias-disable; + output-high; + }; + }; + + spi5_sleep: spi4_sleep { + pinmux { + function = "gpio"; + pins = "gpio16", "gpio17", "gpio18", "gpio19"; + }; + pinconf { + pins = "gpio16", "gpio17", "gpio18", "gpio19"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + spi6_default: spi6_default { + pinmux { + function = "blsp_spi6"; + pins = "gpio20", "gpio21", "gpio23"; + }; + pinmux_cs { + function = "gpio"; + pins = "gpio22"; + }; + pinconf { + pins = "gpio20", "gpio21", "gpio22", "gpio23"; + drive-strength = <12>; + bias-disable; + }; + pinconf_cs { + pins = "gpio22"; + drive-strength = <2>; + bias-disable; + output-high; + }; + }; + + spi6_sleep: spi6_sleep { + pinmux { + function = "gpio"; + pins = "gpio20", "gpio21", "gpio22", "gpio23"; + }; + pinconf { + pins = "gpio20", "gpio21", "gpio22", "gpio23"; + drive-strength = <2>; + bias-pull-down; + }; + }; }; gcc: qcom,gcc@1800000 { @@ -114,6 +318,119 @@ status = "disabled"; }; + blsp_dma: dma@7884000 { + compatible = "qcom,bam-v1.7.0"; + reg = <0x07884000 0x23000>; + interrupts = <GIC_SPI 238 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&gcc GCC_BLSP1_AHB_CLK>; + clock-names = "bam_clk"; + #dma-cells = <1>; + qcom,ee = <0>; + status = "disabled"; + }; + + blsp_spi1: spi@78b5000 { + compatible = "qcom,spi-qup-v2.2.1"; + reg = <0x078b5000 0x600>; + interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&gcc GCC_BLSP1_QUP1_SPI_APPS_CLK>, + <&gcc GCC_BLSP1_AHB_CLK>; + clock-names = "core", "iface"; + dmas = <&blsp_dma 5>, <&blsp_dma 4>; + dma-names = "rx", "tx"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&spi1_default>; + pinctrl-1 = <&spi1_sleep>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + blsp_spi2: spi@78b6000 { + compatible = "qcom,spi-qup-v2.2.1"; + reg = <0x078b6000 0x600>; + interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&gcc GCC_BLSP1_QUP2_SPI_APPS_CLK>, + <&gcc GCC_BLSP1_AHB_CLK>; + clock-names = "core", "iface"; + dmas = <&blsp_dma 7>, <&blsp_dma 6>; + dma-names = "rx", "tx"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&spi2_default>; + pinctrl-1 = <&spi2_sleep>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + blsp_spi3: spi@78b7000 { + compatible = "qcom,spi-qup-v2.2.1"; + reg = <0x078b7000 0x600>; + interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&gcc GCC_BLSP1_QUP3_SPI_APPS_CLK>, + <&gcc GCC_BLSP1_AHB_CLK>; + clock-names = "core", "iface"; + dmas = <&blsp_dma 9>, <&blsp_dma 8>; + dma-names = "rx", "tx"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&spi3_default>; + pinctrl-1 = <&spi3_sleep>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + blsp_spi4: spi@78b8000 { + compatible = "qcom,spi-qup-v2.2.1"; + reg = <0x078b8000 0x600>; + interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&gcc GCC_BLSP1_QUP4_SPI_APPS_CLK>, + <&gcc GCC_BLSP1_AHB_CLK>; + clock-names = "core", "iface"; + dmas = <&blsp_dma 11>, <&blsp_dma 10>; + dma-names = "rx", "tx"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&spi4_default>; + pinctrl-1 = <&spi4_sleep>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + blsp_spi5: spi@78b9000 { + compatible = "qcom,spi-qup-v2.2.1"; + reg = <0x078b9000 0x600>; + interrupts = <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&gcc GCC_BLSP1_QUP5_SPI_APPS_CLK>, + <&gcc GCC_BLSP1_AHB_CLK>; + clock-names = "core", "iface"; + dmas = <&blsp_dma 13>, <&blsp_dma 12>; + dma-names = "rx", "tx"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&spi5_default>; + pinctrl-1 = <&spi5_sleep>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + blsp_spi6: spi@78ba000 { + compatible = "qcom,spi-qup-v2.2.1"; + reg = <0x078ba000 0x600>; + interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&gcc GCC_BLSP1_QUP6_SPI_APPS_CLK>, + <&gcc GCC_BLSP1_AHB_CLK>; + clock-names = "core", "iface"; + dmas = <&blsp_dma 15>, <&blsp_dma 14>; + dma-names = "rx", "tx"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&spi6_default>; + pinctrl-1 = <&spi6_sleep>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + intc: interrupt-controller@b000000 { compatible = "qcom,msm-qgic2"; interrupt-controller; -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html