Re: [PATCH 1/3] arm64: dts: sc7180: Add Venus video codec DT node

From: dikshita
Date: Mon Dec 23 2019 - 04:50:23 EST


Hi Stan,

Thanks for the review!
I will address all the comments in the next version.

On 2019-12-20 15:04, Stanimir Varbanov wrote:
Hi Dikshita,

Thanks for the patch.

On 12/20/19 9:59 AM, Dikshita Agarwal wrote:
This adds Venus video codec DT node for sc7180.

Signed-off-by: Dikshita Agarwal <dikshita@xxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sc7180.dtsi | 36 ++++++++++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 6876aae2..42c70f5 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -10,6 +10,7 @@
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/phy/phy-qcom-qusb2.h>
#include <dt-bindings/soc/qcom,rpmh-rsc.h>
+#include <dt-bindings/clock/qcom,videocc-sc7180.h>

/ {
interrupt-parent = <&intc>;
@@ -66,6 +67,11 @@
compatible = "qcom,cmd-db";
no-map;
};
+
+ venus_mem: memory@8F600000 {
+ reg = <0 0x8F600000 0 0x500000>;

Please use lower-case for hex numbers.

+ no-map;
+ };
};

cpus {
@@ -1042,6 +1048,36 @@
};
};

+ venus: video-codec@aa00000 {
+ compatible = "qcom,sc7180-venus";
+ reg = <0 0x0aa00000 0 0xff000>;
+ interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&videocc VENUS_GDSC>,
+ <&videocc VCODEC0_GDSC>;
+ power-domain-names = "venus", "vcodec0";
+ clocks = <&videocc VIDEO_CC_VENUS_CTL_CORE_CLK>,
+ <&videocc VIDEO_CC_VENUS_AHB_CLK>,
+ <&videocc VIDEO_CC_VENUS_CTL_AXI_CLK>,
+ <&videocc VIDEO_CC_VCODEC0_CORE_CLK>,
+ <&videocc VIDEO_CC_VCODEC0_AXI_CLK>;

could you align those entries to the first one (you can use tabs and
after that spaces to align)

+ clock-names = "core", "iface", "bus",
+ "vcodec0_core", "vcodec0_bus";
+ iommus = <&apps_smmu 0x0C00 0x60>;

lower-case please

+ memory-region = <&venus_mem>;
+
+ video-core0 {
+ compatible = "venus-decoder";

something is wrong with the indentation?

Please run checkpatch with --strict

+ };
+
+ video-core1 {
+ compatible = "venus-encoder";
+ };
+
+ video-firmware {
+ iommus = <&apps_smmu 0x0C42 0x0>;

lower-case

+ };

This subnode should be in sc7180-idp.dts, because we assume that by
default the qcom platforms have TZ.

+ };
+
pdc: interrupt-controller@b220000 {
compatible = "qcom,sc7180-pdc", "qcom,pdc";
reg = <0 0x0b220000 0 0x30000>;