1004-gpu-drm-add-new-display-resolution-2560x1440.patch

From ce9ad5ce77cb92963b1ce2cc85d2c024ccec7dae Mon Sep 17 00:00:00 2001
From: Dongjin Kim <tobetter@gmail.com>
Date: Thu, 10 Sep 2020 11:01:33 +0900
Subject: [PATCH] ODROID-COMMON: gpu/drm: add new display resolution 2560x1440

Signed-off-by: Joy Cho <joy.cho@hardkernel.com>
Signed-off-by: Dongjin Kim <tobetter@gmail.com>
---
 drivers/gpu/drm/meson/meson_vclk.c | 18 ++++++++++++++++++
 drivers/gpu/drm/meson/meson_venc.c |  5 +++--
 2 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/meson/meson_vclk.c b/drivers/gpu/drm/meson/meson_vclk.c
index 0eb86943a3588..e734d1be553d2 100644
--- a/drivers/gpu/drm/meson/meson_vclk.c
+++ b/drivers/gpu/drm/meson/meson_vclk.c
@@ -357,6 +357,8 @@ enum {
 	MESON_VCLK_HDMI_594000,
 /* 2970 /1 /1 /1 /5 /1  => /1 /2 */
 	MESON_VCLK_HDMI_594000_YUV420,
+/* 4830 /2 /1 /2 /5 /1  => /1 /1 */
+	MESON_VCLK_HDMI_241500,
 };
 
 struct meson_vclk_params {
@@ -467,6 +469,18 @@ struct meson_vclk_params {
 		.vid_pll_div = VID_PLL_DIV_5,
 		.vclk_div = 1,
 	},
+	[MESON_VCLK_HDMI_241500] = {
+		.pll_freq = 4830000,
+		.phy_freq = 2415000,
+		.venc_freq = 241500,
+		.vclk_freq = 241500,
+		.pixel_freq = 241500,
+		.pll_od1 = 2,
+		.pll_od2 = 1,
+		.pll_od3 = 2,
+		.vid_pll_div = VID_PLL_DIV_5,
+		.vclk_div = 1,
+	},
 	{ /* sentinel */ },
 };
 
@@ -873,6 +887,10 @@ static void meson_vclk_set(struct meson_drm *priv, unsigned int pll_base_freq,
 			m = 0xf7;
 			frac = vic_alternate_clock ? 0x8148 : 0x10000;
 			break;
+		case 4830000:
+			m = 0xc9;
+			frac = 0xd560;
+			break;
 		}
 
 		meson_hdmi_pll_set_params(priv, m, frac, od1, od2, od3);
diff --git a/drivers/gpu/drm/meson/meson_venc.c b/drivers/gpu/drm/meson/meson_venc.c
index f93c725b6f02d..ebe4f2a92fe06 100644
--- a/drivers/gpu/drm/meson/meson_venc.c
+++ b/drivers/gpu/drm/meson/meson_venc.c
@@ -866,10 +866,11 @@ meson_venc_hdmi_supported_mode(const struct drm_display_mode *mode)
 			    DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_NVSYNC))
 		return MODE_BAD;
 
-	if (mode->hdisplay < 640 || mode->hdisplay > 1920)
+	/* support higher resolution than 1920x1080 */
+	if (mode->hdisplay < 640 || mode->hdisplay > 2560)
 		return MODE_BAD_HVALUE;
 
-	if (mode->vdisplay < 480 || mode->vdisplay > 1200)
+	if (mode->vdisplay < 480 || mode->vdisplay > 1600)
 		return MODE_BAD_VVALUE;
 
 	return MODE_OK;