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authorVinod Koul <vkoul@kernel.org>2020-08-24 22:05:58 +0530
committerVinod Koul <vkoul@kernel.org>2021-03-08 14:16:49 +0530
commit53f84cd0b2c61b6bb3b83e840094a6fde87c05be (patch)
tree5b211ca6fb31dfff75f4aa30f987f6286eabe055
parentccf7e73350d8cacfc03c549af1350399a6bb6fa8 (diff)
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>
-rw-r--r--arch/arm64/boot/dts/qcom/sdm845-db845c.dts4
-rw-r--r--arch/arm64/boot/dts/qcom/sdm845.dtsi11
2 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
index c4ac6f5dc008..068b351acd9e 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
@@ -420,6 +420,10 @@
<GCC_LPASS_SWAY_CLK>;
};
+&gpi_dma0 {
+ status = "okay";
+};
+
&gpu {
zap-shader {
memory-region = <&gpu_mem>;
diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index f6dffa681462..5e88f204d2eb 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/interconnect/qcom,osm-l3.h>
#include <dt-bindings/interconnect/qcom,sdm845.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
@@ -1183,6 +1184,9 @@
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";
};
@@ -2620,6 +2624,13 @@
"gpio2", "gpio3";
function = "qup0";
};
+
+ config {
+ pins = "gpio0", "gpio1",
+ "gpio2", "gpio3";
+ drive-strength = <6>;
+ bias-disable;
+ };
};
qup_spi1_default: qup-spi1-default {