[PATCH 2/2] drm/rockchip: dw_hdmi: Add support for 4k@30 resolution

[Sascha Hauer <s.hauer@pengutronix.de>]

This adds the PLL/phy settings to support higher resolutions like 4k@30.
The values were taken from the Rockchip downstream Kernel.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
index b6b662dabedc6..5d1cc36406aca 100644
--- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
@@ -160,6 +160,12 @@ static const struct dw_hdmi_mpll_config rockchip_mpll_cfg[] = {
 			{ 0x214c, 0x0003},
 			{ 0x4064, 0x0003}
 		},
+	}, {
+		340000000, {
+			{ 0x0052, 0x0003 },
+			{ 0x214d, 0x0003 },
+			{ 0x4065, 0x0003 },
+		},
 	}, {
 		~0UL, {
 			{ 0x00a0, 0x000a },
@@ -185,6 +191,8 @@ static const struct dw_hdmi_curr_ctrl rockchip_cur_ctr[] = {
 		146250000, { 0x0038, 0x0038, 0x0038 },
 	}, {
 		148500000, { 0x0000, 0x0038, 0x0038 },
+	}, {
+		600000000, { 0x0000, 0x0000, 0x0000 },
 	}, {
 		~0UL,      { 0x0000, 0x0000, 0x0000},
 	}
-- 
2.30.2