[PATCH v2 5/5] arm64: dts: rockchip: Add HDMI0 PHY PLL clock source to VOP2 on RK3588

Cristian Ciocaltea
2024-12-11T10:22:29Z

VOP2 on RK3588 is able to use the HDMI PHY PLL as an alternative and
more accurate pixel clock source to improve handling of display modes up
to 4K@60Hz on video ports 0, 1 and 2.

For now only HDMI0 output is supported, hence add the related PLL clock.

Tested-by: FUKAUMI Naoki <naoki@radxa.com>
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
---
arch/arm64/boot/dts/rockchip/rk3588-base.dtsi | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi
index 22462e86f48027ab7c5e270f2fa04df7afcc1d24..d07be2a81f28b4cbfe314992c662d8cfb3d3d344 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi
@@ -1262,14 +1262,16 @@ vop: vop@fdd90000 {
<&cru DCLK_VOP1>,
<&cru DCLK_VOP2>,
<&cru DCLK_VOP3>,
- <&cru PCLK_VOP_ROOT>;
+ <&cru PCLK_VOP_ROOT>,
+ <&hdptxphy_hdmi0>;
clock-names = "aclk",
"hclk",
"dclk_vp0",
"dclk_vp1",
"dclk_vp2",
"dclk_vp3",
- "pclk_vop";
+ "pclk_vop",
+ "pll_hdmiphy0";
iommus = <&vop_mmu>;
power-domains = <&power RK3588_PD_VOP>;
rockchip,grf = <&sys_grf>;

--
2.47.0