drm/rockchip: dw_hdmi: Add phy_config for 594Mhz pixel clock

Add phy_config for 594Mhz pixel clock used for HDMI2.0 display modes.

Signed-off-by: Nickey Yang <nickey.yang@rock-chips.com>
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240908145511.3331451-4-jonas@kwiboo.se

Author: yueshu

drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c

@@ -204,6 +204,7 @@ static const struct dw_hdmi_phy_config rockchip_phy_config[] = {
 	{ 74250000,  0x8009, 0x0004, 0x0272},
 	{ 165000000, 0x802b, 0x0004, 0x0209},
 	{ 297000000, 0x8039, 0x0005, 0x028d},
+	{ 594000000, 0x8039, 0x0000, 0x019d},
 	{ ~0UL,	     0x0000, 0x0000, 0x0000}
 };