Re: [PATCH v2 3/3] arm64: dts: rockchip: enable gamma control on RK3399

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On 2021-10-19 22:58, Hugh Cole-Baker wrote:
Define the memory region on RK3399 VOPs containing the gamma LUT at
base+0x2000.

Signed-off-by: Hugh Cole-Baker <sigmaris@xxxxxxxxx>
---

Changes from v1: no changes in this patch

  arch/arm64/boot/dts/rockchip/rk3399.dtsi | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index 3871c7fd83b0..9cbf6ccdd256 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -1619,7 +1619,7 @@ i2s2: i2s@ff8a0000 {
vopl: vop@ff8f0000 {
  		compatible = "rockchip,rk3399-vop-lit";
-		reg = <0x0 0xff8f0000 0x0 0x3efc>;
+		reg = <0x0 0xff8f0000 0x0 0x2000>, <0x0 0xff8f2000 0x0 0x400>;
  		interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH 0>;
  		assigned-clocks = <&cru ACLK_VOP1>, <&cru HCLK_VOP1>;
  		assigned-clock-rates = <400000000>, <100000000>;
@@ -1676,7 +1676,7 @@ vopl_mmu: iommu@ff8f3f00 {
vopb: vop@ff900000 {
  		compatible = "rockchip,rk3399-vop-big";
-		reg = <0x0 0xff900000 0x0 0x3efc>;
+		reg = <0x0 0xff900000 0x0 0x2000>, <0x0 0xff902000 0x0 0x1000>;

Doesn't the second range still need to be shorter than 0xf00 to avoid overlapping the IOMMU?

Robin.

  		interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH 0>;
  		assigned-clocks = <&cru ACLK_VOP0>, <&cru HCLK_VOP0>;
  		assigned-clock-rates = <400000000>, <100000000>;



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