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From: Oliver Graute <oliver.graute@gmail.com>
To: gregkh@linuxfoundation.org
Cc: devel@driverdev.osuosl.org, linux-fbdev@vger.kernel.org,
	Oliver Graute <oliver.graute@kococonnector.com>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	oliver.graute@gmail.com
Subject: [PATCH v1] staging: fbtft: fb_st7789v: Initialize the Display
Date: Thu, 09 Apr 2020 09:25:32 +0000	[thread overview]
Message-ID: <1586424337-26602-1-git-send-email-oliver.graute@gmail.com> (raw)

From: Oliver Graute <oliver.graute@kococonnector.com>

Set Gamma Values and Register Values for the HSD20_IPS

Signed-off-by: Oliver Graute <oliver.graute@kococonnector.com>
---
 drivers/staging/fbtft/fb_st7789v.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/fbtft/fb_st7789v.c b/drivers/staging/fbtft/fb_st7789v.c
index 84c5af2dc9a0..b0aa96b703a8 100644
--- a/drivers/staging/fbtft/fb_st7789v.c
+++ b/drivers/staging/fbtft/fb_st7789v.c
@@ -17,8 +17,8 @@
 #define DRVNAME "fb_st7789v"
 
 #define DEFAULT_GAMMA \
-	"70 2C 2E 15 10 09 48 33 53 0B 19 18 20 25\n" \
-	"70 2C 2E 15 10 09 48 33 53 0B 19 18 20 25"
+	"D0 05 0A 09 08 05 2E 44 45 0F 17 16 2B 33\n" \
+	"D0 05 0A 09 08 05 2E 43 45 0F 16 16 2B 33"
 
 /**
  * enum st7789v_command - ST7789V display controller commands
@@ -83,13 +83,13 @@ static int init_display(struct fbtft_par *par)
 	/* set pixel format to RGB-565 */
 	write_reg(par, MIPI_DCS_SET_PIXEL_FORMAT, MIPI_DCS_PIXEL_FMT_16BIT);
 
-	write_reg(par, PORCTRL, 0x08, 0x08, 0x00, 0x22, 0x22);
+	write_reg(par, PORCTRL, 0x05, 0x05, 0x00, 0x33, 0x33);
 
 	/*
 	 * VGH = 13.26V
 	 * VGL = -10.43V
 	 */
-	write_reg(par, GCTRL, 0x35);
+	write_reg(par, GCTRL, 0x75);
 
 	/*
 	 * VDV and VRH register values come from command write
@@ -101,13 +101,13 @@ static int init_display(struct fbtft_par *par)
 	 * VAP =  4.1V + (VCOM + VCOM offset + 0.5 * VDV)
 	 * VAN = -4.1V + (VCOM + VCOM offset + 0.5 * VDV)
 	 */
-	write_reg(par, VRHS, 0x0B);
+	write_reg(par, VRHS, 0x13);
 
 	/* VDV = 0V */
 	write_reg(par, VDVS, 0x20);
 
 	/* VCOM = 0.9V */
-	write_reg(par, VCOMS, 0x20);
+	write_reg(par, VCOMS, 0x22);
 
 	/* VCOM offset = 0V */
 	write_reg(par, VCMOFSET, 0x20);
-- 
2.17.1

WARNING: multiple messages have this Message-ID (diff)
From: Oliver Graute <oliver.graute@gmail.com>
To: gregkh@linuxfoundation.org
Cc: devel@driverdev.osuosl.org, linux-fbdev@vger.kernel.org,
	Oliver Graute <oliver.graute@kococonnector.com>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	oliver.graute@gmail.com
Subject: [PATCH v1] staging: fbtft: fb_st7789v: Initialize the Display
Date: Thu,  9 Apr 2020 11:25:32 +0200	[thread overview]
Message-ID: <1586424337-26602-1-git-send-email-oliver.graute@gmail.com> (raw)

From: Oliver Graute <oliver.graute@kococonnector.com>

Set Gamma Values and Register Values for the HSD20_IPS

Signed-off-by: Oliver Graute <oliver.graute@kococonnector.com>
---
 drivers/staging/fbtft/fb_st7789v.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/fbtft/fb_st7789v.c b/drivers/staging/fbtft/fb_st7789v.c
index 84c5af2dc9a0..b0aa96b703a8 100644
--- a/drivers/staging/fbtft/fb_st7789v.c
+++ b/drivers/staging/fbtft/fb_st7789v.c
@@ -17,8 +17,8 @@
 #define DRVNAME "fb_st7789v"
 
 #define DEFAULT_GAMMA \
-	"70 2C 2E 15 10 09 48 33 53 0B 19 18 20 25\n" \
-	"70 2C 2E 15 10 09 48 33 53 0B 19 18 20 25"
+	"D0 05 0A 09 08 05 2E 44 45 0F 17 16 2B 33\n" \
+	"D0 05 0A 09 08 05 2E 43 45 0F 16 16 2B 33"
 
 /**
  * enum st7789v_command - ST7789V display controller commands
@@ -83,13 +83,13 @@ static int init_display(struct fbtft_par *par)
 	/* set pixel format to RGB-565 */
 	write_reg(par, MIPI_DCS_SET_PIXEL_FORMAT, MIPI_DCS_PIXEL_FMT_16BIT);
 
-	write_reg(par, PORCTRL, 0x08, 0x08, 0x00, 0x22, 0x22);
+	write_reg(par, PORCTRL, 0x05, 0x05, 0x00, 0x33, 0x33);
 
 	/*
 	 * VGH = 13.26V
 	 * VGL = -10.43V
 	 */
-	write_reg(par, GCTRL, 0x35);
+	write_reg(par, GCTRL, 0x75);
 
 	/*
 	 * VDV and VRH register values come from command write
@@ -101,13 +101,13 @@ static int init_display(struct fbtft_par *par)
 	 * VAP =  4.1V + (VCOM + VCOM offset + 0.5 * VDV)
 	 * VAN = -4.1V + (VCOM + VCOM offset + 0.5 * VDV)
 	 */
-	write_reg(par, VRHS, 0x0B);
+	write_reg(par, VRHS, 0x13);
 
 	/* VDV = 0V */
 	write_reg(par, VDVS, 0x20);
 
 	/* VCOM = 0.9V */
-	write_reg(par, VCOMS, 0x20);
+	write_reg(par, VCOMS, 0x22);
 
 	/* VCOM offset = 0V */
 	write_reg(par, VCMOFSET, 0x20);
-- 
2.17.1

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WARNING: multiple messages have this Message-ID (diff)
From: Oliver Graute <oliver.graute@gmail.com>
To: gregkh@linuxfoundation.org
Cc: oliver.graute@gmail.com,
	Oliver Graute <oliver.graute@kococonnector.com>,
	dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org,
	devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: [PATCH v1] staging: fbtft: fb_st7789v: Initialize the Display
Date: Thu,  9 Apr 2020 11:25:32 +0200	[thread overview]
Message-ID: <1586424337-26602-1-git-send-email-oliver.graute@gmail.com> (raw)

From: Oliver Graute <oliver.graute@kococonnector.com>

Set Gamma Values and Register Values for the HSD20_IPS

Signed-off-by: Oliver Graute <oliver.graute@kococonnector.com>
---
 drivers/staging/fbtft/fb_st7789v.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/fbtft/fb_st7789v.c b/drivers/staging/fbtft/fb_st7789v.c
index 84c5af2dc9a0..b0aa96b703a8 100644
--- a/drivers/staging/fbtft/fb_st7789v.c
+++ b/drivers/staging/fbtft/fb_st7789v.c
@@ -17,8 +17,8 @@
 #define DRVNAME "fb_st7789v"
 
 #define DEFAULT_GAMMA \
-	"70 2C 2E 15 10 09 48 33 53 0B 19 18 20 25\n" \
-	"70 2C 2E 15 10 09 48 33 53 0B 19 18 20 25"
+	"D0 05 0A 09 08 05 2E 44 45 0F 17 16 2B 33\n" \
+	"D0 05 0A 09 08 05 2E 43 45 0F 16 16 2B 33"
 
 /**
  * enum st7789v_command - ST7789V display controller commands
@@ -83,13 +83,13 @@ static int init_display(struct fbtft_par *par)
 	/* set pixel format to RGB-565 */
 	write_reg(par, MIPI_DCS_SET_PIXEL_FORMAT, MIPI_DCS_PIXEL_FMT_16BIT);
 
-	write_reg(par, PORCTRL, 0x08, 0x08, 0x00, 0x22, 0x22);
+	write_reg(par, PORCTRL, 0x05, 0x05, 0x00, 0x33, 0x33);
 
 	/*
 	 * VGH = 13.26V
 	 * VGL = -10.43V
 	 */
-	write_reg(par, GCTRL, 0x35);
+	write_reg(par, GCTRL, 0x75);
 
 	/*
 	 * VDV and VRH register values come from command write
@@ -101,13 +101,13 @@ static int init_display(struct fbtft_par *par)
 	 * VAP =  4.1V + (VCOM + VCOM offset + 0.5 * VDV)
 	 * VAN = -4.1V + (VCOM + VCOM offset + 0.5 * VDV)
 	 */
-	write_reg(par, VRHS, 0x0B);
+	write_reg(par, VRHS, 0x13);
 
 	/* VDV = 0V */
 	write_reg(par, VDVS, 0x20);
 
 	/* VCOM = 0.9V */
-	write_reg(par, VCOMS, 0x20);
+	write_reg(par, VCOMS, 0x22);
 
 	/* VCOM offset = 0V */
 	write_reg(par, VCMOFSET, 0x20);
-- 
2.17.1


             reply	other threads:[~2020-04-09  9:25 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-09  9:25 Oliver Graute [this message]
2020-04-09  9:25 ` [PATCH v1] staging: fbtft: fb_st7789v: Initialize the Display Oliver Graute
2020-04-09  9:25 ` Oliver Graute
2020-04-09 10:22 ` Dan Carpenter
2020-04-09 10:22   ` Dan Carpenter
2020-04-09 10:22   ` Dan Carpenter
2020-04-27  8:36   ` Oliver Graute
2020-04-27  8:36     ` Oliver Graute
2020-04-27  8:36     ` Oliver Graute
2020-04-27  9:33     ` Dan Carpenter
2020-04-27  9:33       ` Dan Carpenter
2020-04-27  9:33       ` Dan Carpenter
2020-04-27 12:36       ` Oliver Graute
2020-04-27 12:36         ` Oliver Graute
2020-04-27 12:36         ` Oliver Graute
2020-04-28 18:59         ` Dan Carpenter
2020-04-28 18:59           ` Dan Carpenter
2020-04-28 18:59           ` Dan Carpenter

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