From: Bibby Hsieh <bibby.hsieh@mediatek.com>
To: David Airlie <airlied@linux.ie>,
Matthias Brugger <matthias.bgg@gmail.com>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
<dri-devel@lists.freedesktop.org>,
<linux-mediatek@lists.infradead.org>
Cc: Yingjoe Chen <yingjoe.chen@mediatek.com>,
Cawa Cheng <cawa.cheng@mediatek.com>,
Daniel Kurtz <djkurtz@chromium.org>,
Bibby Hsieh <bibby.hsieh@mediatek.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
YT Shen <yt.shen@mediatek.com>,
Thierry Reding <thierry.reding@gmail.com>,
CK Hu <ck.hu@mediatek.com>, Mao Huang <littlecvr@chromium.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>,
Sascha Hauer <kernel@pengutronix.de>,
chunhui dai <chunhui.dai@mediatek.com>
Subject: [PATCH v3 06/12] drm/mediatek: add dpi driver for mt2701 and mt7623
Date: Fri, 21 Sep 2018 11:28:16 +0800 [thread overview]
Message-ID: <20180921032822.30771-7-bibby.hsieh@mediatek.com> (raw)
In-Reply-To: <20180921032822.30771-1-bibby.hsieh@mediatek.com>
From: chunhui dai <chunhui.dai@mediatek.com>
This patch adds dpi dirver suppot for both mt2701 and mt7623.
And also support other (existing or future) chips that use
the same binding and driver.
Signed-off-by: chunhui dai <chunhui.dai@mediatek.com>
---
drivers/gpu/drm/mediatek/mtk_dpi.c | 21 +++++++++++++++++++++
drivers/gpu/drm/mediatek/mtk_drm_drv.c | 2 ++
2 files changed, 23 insertions(+)
diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index 7a4868a0afec..a9d8231a0a9e 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -688,11 +688,29 @@ static unsigned int mt8173_calculate_factor(int clock)
return 3 << 1;
}
+static unsigned int mt2701_calculate_factor(int clock)
+{
+ if (clock <= 64000)
+ return 16;
+ else if (clock <= 128000)
+ return 8;
+ else if (clock <= 256000)
+ return 4;
+ else
+ return 2;
+}
+
static const struct mtk_dpi_conf mt8173_conf = {
.cal_factor = mt8173_calculate_factor,
.reg_h_fre_con = 0xe0,
};
+static const struct mtk_dpi_conf mt2701_conf = {
+ .cal_factor = mt2701_calculate_factor,
+ .reg_h_fre_con = 0xb0,
+ .edge_sel_en = true,
+};
+
static int mtk_dpi_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -784,6 +802,9 @@ static int mtk_dpi_remove(struct platform_device *pdev)
}
static const struct of_device_id mtk_dpi_of_ids[] = {
+ { .compatible = "mediatek,mt2701-dpi",
+ .data = &mt2701_conf,
+ },
{ .compatible = "mediatek,mt8173-dpi",
.data = &mt8173_conf,
},
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index 39721119713b..d961112fa2f5 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -424,6 +424,8 @@ static const struct of_device_id mtk_ddp_comp_dt_ids[] = {
.data = (void *)MTK_DSI },
{ .compatible = "mediatek,mt8173-dsi",
.data = (void *)MTK_DSI },
+ { .compatible = "mediatek,mt2701-dpi",
+ .data = (void *)MTK_DPI },
{ .compatible = "mediatek,mt8173-dpi",
.data = (void *)MTK_DPI },
{ .compatible = "mediatek,mt2701-disp-mutex",
--
2.12.5.2.gbdf23ab
next prev parent reply other threads:[~2018-09-21 3:29 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-21 3:28 [PATCH v3 00/13] drm/mediatek: support hdmi output for mt2701 and mt7623 Bibby Hsieh
2018-09-21 3:28 ` [PATCH v3 01/12] drm/mediatek: add refcount for DPI power on/off Bibby Hsieh
2018-09-21 6:18 ` CK Hu
2018-09-21 3:28 ` [PATCH v3 02/12] drm/mediatek: move hardware register to node data Bibby Hsieh
2018-09-21 7:39 ` CK Hu
2018-09-21 3:28 ` [PATCH v3 03/12] drm/mediatek: adjust EDGE to match clock and data Bibby Hsieh
2018-09-21 3:28 ` [PATCH v3 04/12] drm/mediatek: add clock factor for different IC Bibby Hsieh
2018-09-21 9:03 ` CK Hu
2018-09-21 3:28 ` [PATCH v3 05/12] drm/mediatek: convert dpi driver to use drm_of_find_panel_or_bridge Bibby Hsieh
2018-09-21 9:47 ` CK Hu
2018-09-21 3:28 ` Bibby Hsieh [this message]
2018-09-21 9:50 ` [PATCH v3 06/12] drm/mediatek: add dpi driver for mt2701 and mt7623 CK Hu
2018-09-21 3:28 ` [PATCH v3 07/12] drm/mediatek: separate hdmi phy to different file Bibby Hsieh
2018-09-21 3:28 ` [PATCH v3 08/12] drm/mediatek: add support for SPDIF audio in HDMI Bibby Hsieh
2018-09-21 3:28 ` [PATCH v3 09/12] drm/mediatek: add hdmi driver for MT2701 and MT7623 Bibby Hsieh
2018-09-21 10:10 ` CK Hu
2018-09-21 3:28 ` [PATCH v3 10/12] drm/mediatek: implement connection from BLS to DPI0 Bibby Hsieh
2018-09-21 3:28 ` [PATCH v3 11/12] drm/mediatek: add a error return value when clock driver has been prepared Bibby Hsieh
2018-09-21 3:28 ` [PATCH v3 12/12] drm/mediatek: config component output by device node port Bibby Hsieh
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