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From: Vicente Bergas <vicencb@gmail.com>
To: "Doug Anderson" <dianders@chromium.org>,
	crj <algea.cao@rock-chips.com>,
	"Andy Yan" <andy.yan@rock-chips.com>,
	"Sandy Huang" <hjc@rock-chips.com>,
	"Heiko Stübner" <heiko@sntech.de>,
	"David Airlie" <airlied@linux.ie>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	dri-devel@lists.freedesktop.org,
	linux-rockchip@lists.infradead.org
Cc: Vicente Bergas <vicencb@gmail.com>
Subject: [PATCH v2 3/3] drm: rockchip: hdmi: add higher pixel clock frequencies
Date: Tue, 22 Sep 2020 22:31:07 +0200	[thread overview]
Message-ID: <20200922203107.2932-4-vicencb@gmail.com> (raw)
In-Reply-To: <20200922203107.2932-1-vicencb@gmail.com>

In order to support video resolutions beyond FHD more bandwidth is needed.
The new entry values have been taken from u-boot:
https://gitlab.denx.de/u-boot/u-boot/-/blob/ba2a0cbb053951ed6d36161989d38da724696b4d/drivers/video/rockchip/rk_hdmi.c#L63

Signed-off-by: Vicente Bergas <vicencb@gmail.com>
Tested-by: Vicente Bergas <vicencb@gmail.com>
---
 drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
index 87a9198f7494..db4a946f92aa 100644
--- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
@@ -148,6 +148,10 @@ static const struct dw_hdmi_mpll_config rockchip_mpll_cfg[] = {
 			{ 0x214c, 0x0003},
 			{ 0x4064, 0x0003}
 		},
+	}, {
+		272000000, {
+			{ 0x0040, 0x0003},
+		},
 	}, {
 		~0UL, {
 			{ 0x00a0, 0x000a },
@@ -173,6 +177,8 @@ static const struct dw_hdmi_curr_ctrl rockchip_cur_ctr[] = {
 		146250000, { 0x0038, 0x0038, 0x0038 },
 	}, {
 		148500000, { 0x0000, 0x0038, 0x0038 },
+	}, {
+		272000000, { 0x0000,                },
 	}, {
 		~0UL,      { 0x0000, 0x0000, 0x0000},
 	}
-- 
2.28.0


_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip

WARNING: multiple messages have this Message-ID (diff)
From: Vicente Bergas <vicencb@gmail.com>
To: "Doug Anderson" <dianders@chromium.org>,
	crj <algea.cao@rock-chips.com>,
	"Andy Yan" <andy.yan@rock-chips.com>,
	"Sandy Huang" <hjc@rock-chips.com>,
	"Heiko Stübner" <heiko@sntech.de>,
	"David Airlie" <airlied@linux.ie>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	dri-devel@lists.freedesktop.org,
	linux-rockchip@lists.infradead.org
Cc: Vicente Bergas <vicencb@gmail.com>
Subject: [PATCH v2 3/3] drm: rockchip: hdmi: add higher pixel clock frequencies
Date: Tue, 22 Sep 2020 22:31:07 +0200	[thread overview]
Message-ID: <20200922203107.2932-4-vicencb@gmail.com> (raw)
In-Reply-To: <20200922203107.2932-1-vicencb@gmail.com>

In order to support video resolutions beyond FHD more bandwidth is needed.
The new entry values have been taken from u-boot:
https://gitlab.denx.de/u-boot/u-boot/-/blob/ba2a0cbb053951ed6d36161989d38da724696b4d/drivers/video/rockchip/rk_hdmi.c#L63

Signed-off-by: Vicente Bergas <vicencb@gmail.com>
Tested-by: Vicente Bergas <vicencb@gmail.com>
---
 drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
index 87a9198f7494..db4a946f92aa 100644
--- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
@@ -148,6 +148,10 @@ static const struct dw_hdmi_mpll_config rockchip_mpll_cfg[] = {
 			{ 0x214c, 0x0003},
 			{ 0x4064, 0x0003}
 		},
+	}, {
+		272000000, {
+			{ 0x0040, 0x0003},
+		},
 	}, {
 		~0UL, {
 			{ 0x00a0, 0x000a },
@@ -173,6 +177,8 @@ static const struct dw_hdmi_curr_ctrl rockchip_cur_ctr[] = {
 		146250000, { 0x0038, 0x0038, 0x0038 },
 	}, {
 		148500000, { 0x0000, 0x0038, 0x0038 },
+	}, {
+		272000000, { 0x0000,                },
 	}, {
 		~0UL,      { 0x0000, 0x0000, 0x0000},
 	}
-- 
2.28.0

_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

  parent reply	other threads:[~2020-09-22 20:31 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-22 20:31 [PATCH v2 0/3] drm: rockchip: hdmi: enable higher resolutions than FHD Vicente Bergas
2020-09-22 20:31 ` Vicente Bergas
2020-09-22 20:31 ` [PATCH v2 1/3] drm: rockchip: hdmi: fix clock rounding code Vicente Bergas
2020-09-22 20:31   ` Vicente Bergas
2020-09-23  1:37   ` crj
2020-09-23  1:37     ` crj
2020-09-23 22:58     ` Doug Anderson
2020-09-23 22:58       ` Doug Anderson
2020-09-23 22:55   ` Doug Anderson
2020-09-23 22:55     ` Doug Anderson
2020-09-22 20:31 ` [PATCH v2 2/3] drm: rockchip: hdmi: allow any clock that is within the range Vicente Bergas
2020-09-22 20:31   ` Vicente Bergas
2020-09-22 20:31 ` Vicente Bergas [this message]
2020-09-22 20:31   ` [PATCH v2 3/3] drm: rockchip: hdmi: add higher pixel clock frequencies Vicente Bergas
2020-09-23 22:18 ` [PATCH v2 0/3] drm: rockchip: hdmi: enable higher resolutions than FHD Robin Murphy
2020-09-23 22:18   ` Robin Murphy
2020-09-23 23:25 ` Doug Anderson
2020-09-23 23:25   ` Doug Anderson

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