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arm64: dts: qcom: sm6350: Add GPI DMA nodes
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Add nodes for the gpi_dma0 and gpi_dma1 which are (optionally) used for
various i2c busses based on the qup firmware configuration.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220812082721.1125759-4-luca.weiss@fairphone.com
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Luca Weiss authored and Bjorn Andersson committed Aug 29, 2022
1 parent 528dc60 commit 9f0149c
Showing 1 changed file with 59 additions and 0 deletions.
59 changes: 59 additions & 0 deletions arch/arm64/boot/dts/qcom/sm6350.dtsi
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Expand Up @@ -6,6 +6,7 @@

#include <dt-bindings/clock/qcom,gcc-sm6350.h>
#include <dt-bindings/clock/qcom,rpmh.h>
#include <dt-bindings/dma/qcom-gpi.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interconnect/qcom,sm6350.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
Expand Down Expand Up @@ -519,6 +520,26 @@
};
};

gpi_dma0: dma-controller@800000 {
compatible = "qcom,sm6350-gpi-dma";
reg = <0 0x00800000 0 0x60000>;
interrupts = <GIC_SPI 244 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 245 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 247 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 248 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 249 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 250 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 251 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 252 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 253 IRQ_TYPE_LEVEL_HIGH>;
dma-channels = <10>;
dma-channel-mask = <0x1f>;
iommus = <&apps_smmu 0x56 0x0>;
#dma-cells = <3>;
status = "disabled";
};

qupv3_id_0: geniqup@8c0000 {
compatible = "qcom,geni-se-qup";
reg = <0x0 0x8c0000 0x0 0x2000>;
Expand All @@ -539,6 +560,9 @@
pinctrl-names = "default";
pinctrl-0 = <&qup_i2c0_default>;
interrupts = <GIC_SPI 601 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&gpi_dma0 0 0 QCOM_GPI_I2C>,
<&gpi_dma0 1 0 QCOM_GPI_I2C>;
dma-names = "tx", "rx";
#address-cells = <1>;
#size-cells = <0>;
interconnects = <&clk_virt MASTER_QUP_CORE_0 0 &clk_virt SLAVE_QUP_CORE_0 0>,
Expand All @@ -556,6 +580,9 @@
pinctrl-names = "default";
pinctrl-0 = <&qup_i2c2_default>;
interrupts = <GIC_SPI 603 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&gpi_dma0 0 2 QCOM_GPI_I2C>,
<&gpi_dma0 1 2 QCOM_GPI_I2C>;
dma-names = "tx", "rx";
#address-cells = <1>;
#size-cells = <0>;
interconnects = <&clk_virt MASTER_QUP_CORE_0 0 &clk_virt SLAVE_QUP_CORE_0 0>,
Expand All @@ -566,6 +593,26 @@
};
};

gpi_dma1: dma-controller@900000 {
compatible = "qcom,sm6350-gpi-dma";
reg = <0 0x00900000 0 0x60000>;
interrupts = <GIC_SPI 645 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 646 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 647 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 648 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 649 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 650 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 651 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 652 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 653 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 654 IRQ_TYPE_LEVEL_HIGH>;
dma-channels = <10>;
dma-channel-mask = <0x3f>;
iommus = <&apps_smmu 0x4d6 0x0>;
#dma-cells = <3>;
status = "disabled";
};

qupv3_id_1: geniqup@9c0000 {
compatible = "qcom,geni-se-qup";
reg = <0x0 0x9c0000 0x0 0x2000>;
Expand All @@ -586,6 +633,9 @@
pinctrl-names = "default";
pinctrl-0 = <&qup_i2c6_default>;
interrupts = <GIC_SPI 353 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&gpi_dma1 0 0 QCOM_GPI_I2C>,
<&gpi_dma1 1 0 QCOM_GPI_I2C>;
dma-names = "tx", "rx";
#address-cells = <1>;
#size-cells = <0>;
interconnects = <&clk_virt MASTER_QUP_CORE_1 0 &clk_virt SLAVE_QUP_CORE_1 0>,
Expand All @@ -603,6 +653,9 @@
pinctrl-names = "default";
pinctrl-0 = <&qup_i2c7_default>;
interrupts = <GIC_SPI 354 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&gpi_dma1 0 1 QCOM_GPI_I2C>,
<&gpi_dma1 1 1 QCOM_GPI_I2C>;
dma-names = "tx", "rx";
#address-cells = <1>;
#size-cells = <0>;
interconnects = <&clk_virt MASTER_QUP_CORE_1 0 &clk_virt SLAVE_QUP_CORE_1 0>,
Expand All @@ -620,6 +673,9 @@
pinctrl-names = "default";
pinctrl-0 = <&qup_i2c8_default>;
interrupts = <GIC_SPI 355 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&gpi_dma1 0 2 QCOM_GPI_I2C>,
<&gpi_dma1 1 2 QCOM_GPI_I2C>;
dma-names = "tx", "rx";
#address-cells = <1>;
#size-cells = <0>;
interconnects = <&clk_virt MASTER_QUP_CORE_1 0 &clk_virt SLAVE_QUP_CORE_1 0>,
Expand Down Expand Up @@ -651,6 +707,9 @@
pinctrl-names = "default";
pinctrl-0 = <&qup_i2c10_default>;
interrupts = <GIC_SPI 357 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&gpi_dma1 0 4 QCOM_GPI_I2C>,
<&gpi_dma1 1 4 QCOM_GPI_I2C>;
dma-names = "tx", "rx";
#address-cells = <1>;
#size-cells = <0>;
interconnects = <&clk_virt MASTER_QUP_CORE_1 0 &clk_virt SLAVE_QUP_CORE_1 0>,
Expand Down

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