diff mbox series

[v2,6/7] drm/rockchip: dw_hdmi: Enable 4K@60Hz mode on RK3399 and RK356x

Message ID 20240908145511.3331451-7-jonas@kwiboo.se (mailing list archive)
State New
Headers show
Series rockchip: Enable 4K60Hz mode on RK3228, RK3328, RK3399 and RK356x | expand

Commit Message

Jonas Karlman Sept. 8, 2024, 2:55 p.m. UTC 
Use a maximum TMDS clock rate limit of 594MHz to enable use of HDMI2.0
modes, e.g. 4K@60Hz, on RK3399 and RK3568.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Tested-by: Diederik de Haas <didi.debian@cknow.org> # Quartz64 Model B
---
v2: Collect t-b tag
---
 drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
index 090d8c0f306f..96e1097f993d 100644
--- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
@@ -481,7 +481,7 @@  static struct rockchip_hdmi_chip_data rk3399_chip_data = {
 	.lcdsel_grf_reg = RK3399_GRF_SOC_CON20,
 	.lcdsel_big = HIWORD_UPDATE(0, RK3399_HDMI_LCDC_SEL),
 	.lcdsel_lit = HIWORD_UPDATE(RK3399_HDMI_LCDC_SEL, RK3399_HDMI_LCDC_SEL),
-	.max_tmds_clock = 340000,
+	.max_tmds_clock = 594000,
 };
 
 static const struct dw_hdmi_plat_data rk3399_hdmi_drv_data = {
@@ -495,7 +495,7 @@  static const struct dw_hdmi_plat_data rk3399_hdmi_drv_data = {
 
 static struct rockchip_hdmi_chip_data rk3568_chip_data = {
 	.lcdsel_grf_reg = -1,
-	.max_tmds_clock = 340000,
+	.max_tmds_clock = 594000,
 };
 
 static const struct dw_hdmi_plat_data rk3568_hdmi_drv_data = {