Commit 83b61f81 authored by Sascha Hauer's avatar Sascha Hauer Committed by Heiko Stuebner
Browse files

drm/rockchip: dw_hdmi: Add support for 4k@30 resolution 



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

Tested-by: default avatarMichael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20220926080435.259617-3-s.hauer@pengutronix.de


Tested-by: default avatarNicolas Frattaroli <frattaroli.nicolas@gmail.com>
Tested-by: default avatarDan Johansen <strit@manjaro.org>
Link: https://lore.kernel.org/r/20230118132213.2911418-3-s.hauer@pengutronix.de


Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20230216102447.582905-4-s.hauer@pengutronix.de
parent de13db32

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

+8 −0
Original line number Diff line number Diff line
@@ -161,6 +161,12 @@ static const struct dw_hdmi_mpll_config rockchip_mpll_cfg[] = { 
			{ 0x214c, 0x0003},

			{ 0x4064, 0x0003}

		},

	}, {

		340000000, {

			{ 0x0040, 0x0003 },

			{ 0x3b4c, 0x0003 },

			{ 0x5a64, 0x0003 },

		},

	}, {

		~0UL, {

			{ 0x00a0, 0x000a },
@@ -186,6 +192,8 @@ 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},

	}