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From:   Bjorn Andersson <bjorn.andersson@linaro.org>
To:     Bjorn Andersson <bjorn.andersson@linaro.org>,
        Vinod Koul <vkoul@kernel.org>
Cc:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: [PATCH 1/3] arm64: dts: qcom: sm8350: Define GPI DMA engines
Date:   Tue, 12 Apr 2022 14:51:35 -0700
Message-Id: <20220412215137.2385831-1-bjorn.andersson@linaro.org>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

The Qualcomm SM8350 has three GPI DMA engines, add definitions for
these.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8350.dtsi | 73 ++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi
index a68231634da2..7e585d9e4c68 100644
--- a/arch/arm64/boot/dts/qcom/sm8350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi
@@ -3,6 +3,7 @@
  * Copyright (c) 2020, Linaro Limited
  */
 
+#include <dt-bindings/dma/qcom-gpi.h>
 #include <dt-bindings/interconnect/qcom,sm8350.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/clock/qcom,dispcc-sm8350.h>
@@ -678,6 +679,28 @@ opp-120000000 {
 			};
 		};
 
+		gpi_dma2: dma-controller@800000 {
+			compatible = "qcom,sm8350-gpi-dma";
+			reg = <0 0x00800000 0 0x60000>;
+			interrupts = <GIC_SPI 588 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 589 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 590 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 591 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 592 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 593 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 594 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 595 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 596 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 597 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 598 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 599 IRQ_TYPE_LEVEL_HIGH>;
+			dma-channels = <12>;
+			dma-channel-mask = <0xff>;
+			iommus = <&apps_smmu 0x5f6 0x0>;
+			#dma-cells = <3>;
+			status = "disabled";
+		};
+
 		qupv3_id_2: geniqup@8c0000 {
 			compatible = "qcom,geni-se-qup";
 			reg = <0x0 0x008c0000 0x0 0x6000>;
@@ -843,12 +866,37 @@ spi19: spi@894000 {
 				interrupts = <GIC_SPI 587 IRQ_TYPE_LEVEL_HIGH>;
 				power-domains = <&rpmhpd SM8350_CX>;
 				operating-points-v2 = <&qup_opp_table_100mhz>;
+				dmas = <&gpi_dma2 0 5 QCOM_GPI_SPI>,
+				       <&gpi_dma2 1 5 QCOM_GPI_SPI>;
+				dma-names = "tx", "rx";
 				#address-cells = <1>;
 				#size-cells = <0>;
 				status = "disabled";
 			};
 		};
 
+		gpi_dma0: dma-controller@900000 {
+			compatible = "qcom,sm8350-gpi-dma";
+			reg = <0 0x09800000 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>,
+				     <GIC_SPI 254 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 255 IRQ_TYPE_LEVEL_HIGH>;
+			dma-channels = <12>;
+			dma-channel-mask = <0x7e>;
+			iommus = <&apps_smmu 0x5b6 0x0>;
+			#dma-cells = <3>;
+			status = "disabled";
+		};
+
 		qupv3_id_0: geniqup@9c0000 {
 			compatible = "qcom,geni-se-qup";
 			reg = <0x0 0x009c0000 0x0 0x6000>;
@@ -1081,12 +1129,37 @@ spi7: spi@99c000 {
 				interrupts = <GIC_SPI 608 IRQ_TYPE_LEVEL_HIGH>;
 				power-domains = <&rpmhpd SM8350_CX>;
 				operating-points-v2 = <&qup_opp_table_100mhz>;
+				dmas = <&gpi_dma0 0 7 QCOM_GPI_SPI>,
+				       <&gpi_dma0 1 7 QCOM_GPI_SPI>;
+				dma-names = "tx", "rx";
 				#address-cells = <1>;
 				#size-cells = <0>;
 				status = "disabled";
 			};
 		};
 
+		gpi_dma1: dma-controller@a00000 {
+			compatible = "qcom,sm8350-gpi-dma";
+			reg = <0 0x00a00000 0 0x60000>;
+			interrupts = <GIC_SPI 279 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 280 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 281 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 282 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 283 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 284 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 293 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 294 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 295 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 296 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 297 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 298 IRQ_TYPE_LEVEL_HIGH>;
+			dma-channels = <12>;
+			dma-channel-mask = <0xff>;
+			iommus = <&apps_smmu 0x56 0x0>;
+			#dma-cells = <3>;
+			status = "disabled";
+		};
+
 		qupv3_id_1: geniqup@ac0000 {
 			compatible = "qcom,geni-se-qup";
 			reg = <0x0 0x00ac0000 0x0 0x6000>;
-- 
2.35.1