linux-kernel - [PATCH] drm/hisilicon: Add new clock/resolution configurations

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Date:   Tue, 31 Dec 2019 14:42:51 +0800
From:   Tian Tao <tiantao6@...ilicon.com>
To:     <puck.chen@...ilicon.com>, <airlied@...ux.ie>, <daniel@...ll.ch>,
        <tzimmermann@...e.de>, <kraxel@...hat.com>,
        <alexander.deucher@....com>, <tglx@...utronix.de>,
        <dri-devel@...ts.freedesktop.org>, <xinliang.liu@...aro.org>,
        <linux-kernel@...r.kernel.org>
CC:     <linuxarm@...wei.com>
Subject: [PATCH] drm/hisilicon: Add new clock/resolution configurations

Add the three new pll config for corresponding resolution 1440x900 and
1600x900, 640x480 for hibmc

Signed-off-by: Tian Tao <tiantao6@...ilicon.com>
Signed-off-by: Gong junjie <gongjunjie2@...wei.com>
---
 drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c   | 3 +++
 drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_regs.h | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c
index f1ce6cb..6bf4334 100644
--- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c
+++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c
@@ -40,6 +40,7 @@ struct hibmc_dislay_pll_config {
 };
 
 static const struct hibmc_dislay_pll_config hibmc_pll_table[] = {
+	{640, 480, CRT_PLL1_HS_25MHZ, CRT_PLL2_HS_25MHZ},
 	{800, 600, CRT_PLL1_HS_40MHZ, CRT_PLL2_HS_40MHZ},
 	{1024, 768, CRT_PLL1_HS_65MHZ, CRT_PLL2_HS_65MHZ},
 	{1152, 864, CRT_PLL1_HS_80MHZ_1152, CRT_PLL2_HS_80MHZ},
@@ -47,6 +48,8 @@ static const struct hibmc_dislay_pll_config hibmc_pll_table[] = {
 	{1280, 720, CRT_PLL1_HS_74MHZ, CRT_PLL2_HS_74MHZ},
 	{1280, 960, CRT_PLL1_HS_108MHZ, CRT_PLL2_HS_108MHZ},
 	{1280, 1024, CRT_PLL1_HS_108MHZ, CRT_PLL2_HS_108MHZ},
+	{1440, 900, CRT_PLL1_HS_106MHZ, CRT_PLL2_HS_106MHZ},
+	{1600, 900, CRT_PLL1_HS_108MHZ, CRT_PLL2_HS_108MHZ},
 	{1600, 1200, CRT_PLL1_HS_162MHZ, CRT_PLL2_HS_162MHZ},
 	{1920, 1080, CRT_PLL1_HS_148MHZ, CRT_PLL2_HS_148MHZ},
 	{1920, 1200, CRT_PLL1_HS_193MHZ, CRT_PLL2_HS_193MHZ},
diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_regs.h b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_regs.h
index 9b7e859..17b30c3 100644
--- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_regs.h
+++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_regs.h
@@ -179,6 +179,7 @@
 #define CRT_PLL1_HS_74MHZ			0x23941dc2
 #define CRT_PLL1_HS_80MHZ			0x23941001
 #define CRT_PLL1_HS_80MHZ_1152			0x23540fc2
+#define CRT_PLL1_HS_106MHZ			0x237C1641
 #define CRT_PLL1_HS_108MHZ			0x23b41b01
 #define CRT_PLL1_HS_162MHZ			0x23480681
 #define CRT_PLL1_HS_148MHZ			0x23541dc2
@@ -191,6 +192,7 @@
 #define CRT_PLL2_HS_78MHZ			0x50E147AE
 #define CRT_PLL2_HS_74MHZ			0x602B6AE7
 #define CRT_PLL2_HS_80MHZ			0x70000000
+#define CRT_PLL2_HS_106MHZ			0x0075c28f
 #define CRT_PLL2_HS_108MHZ			0x80000000
 #define CRT_PLL2_HS_162MHZ			0xA0000000
 #define CRT_PLL2_HS_148MHZ			0xB0CCCCCD
-- 
2.7.4