From: Vinod Koul <vkoul@kernel.org>
Date: Tue, 22 Feb 2022 04:19:51 +0000 (+0530)
Subject: arm64: dts: qcom: sdm845: enable dma for spi
X-Git-Tag: v5.18-rc1~145^2~14^2~12
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=8f6e20adaaf34cfe1101f1b1bc9d2af01d05ee1f;p=linux-block.git

arm64: dts: qcom: sdm845: enable dma for spi

Add dmas property for spi@880000 and pinconf setting so that we can use
dma for this spi device. Also, add iommu properties for qup and spi.

Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220222041951.1185186-2-vkoul@kernel.org
---

diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
index 2cf4b932aee2..28fe45c5d516 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
@@ -425,6 +425,10 @@
 	status = "okay";
 };
 
+&gpi_dma0 {
+	status = "okay";
+};
+
 &gpu {
 	status = "okay";
 	zap-shader {
diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 00dd1661f7f3..1438711b6476 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -12,6 +12,7 @@
 #include <dt-bindings/clock/qcom,lpass-sdm845.h>
 #include <dt-bindings/clock/qcom,rpmh.h>
 #include <dt-bindings/clock/qcom,videocc-sdm845.h>
+#include <dt-bindings/dma/qcom-gpi.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/interconnect/qcom,osm-l3.h>
 #include <dt-bindings/interconnect/qcom,sdm845.h>
@@ -1194,6 +1195,9 @@
 				interconnects = <&aggre1_noc MASTER_QUP_1 0 &config_noc SLAVE_BLSP_1 0>,
 						<&gladiator_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_BLSP_1 0>;
 				interconnect-names = "qup-core", "qup-config";
+				dmas = <&gpi_dma0 0 0 QCOM_GPI_SPI>,
+				       <&gpi_dma0 1 0 QCOM_GPI_SPI>;
+				dma-names = "tx", "rx";
 				status = "disabled";
 			};
 
@@ -2633,6 +2637,13 @@
 					       "gpio2", "gpio3";
 					function = "qup0";
 				};
+
+				config {
+					pins = "gpio0", "gpio1",
+					       "gpio2", "gpio3";
+					drive-strength = <6>;
+					bias-disable;
+				};
 			};
 
 			qup_spi1_default: qup-spi1-default {