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

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

Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20220926080435.259617-3-s.hauer@pengutronix.de
Tested-by: Nicolas Frattaroli <frattaroli.nicolas@gmail.com>
Tested-by: Dan Johansen <strit@manjaro.org>
Link: https://lore.kernel.org/r/20230118132213.2911418-3-s.hauer@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20230216102447.582905-4-s.hauer@pengutronix.de
This commit is contained in:
Sascha Hauer 2023-02-16 11:24:46 +01:00 committed by Heiko Stuebner
parent de13db32b0
commit 83b61f817f
1 changed files with 8 additions and 0 deletions
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8
drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
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@ -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},
}