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* [PATCH v1 0/1] video: backlight: lp855x_bl: set correct eprom start for LP8556
@ 2025-09-09  7:43 Svyatoslav Ryhel
  2025-09-09  7:43 ` [PATCH v1 1/1] " Svyatoslav Ryhel
  0 siblings, 1 reply; 4+ messages in thread
From: Svyatoslav Ryhel @ 2025-09-09  7:43 UTC (permalink / raw)
  To: Lee Jones, Daniel Thompson, Jingoo Han, Helge Deller
  Cc: dri-devel, linux-fbdev, linux-kernel

According to datasheet LP8556s eprom region starts at 0x98, not 0xA0.
Adjust start value in the driver accordingly.

Svyatoslav Ryhel (1):
  video: backlight: lp855x_bl: set correct eprom start for LP8556

 drivers/video/backlight/lp855x_bl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.48.1


^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH v1 1/1] video: backlight: lp855x_bl: set correct eprom start for LP8556
  2025-09-09  7:43 [PATCH v1 0/1] video: backlight: lp855x_bl: set correct eprom start for LP8556 Svyatoslav Ryhel
@ 2025-09-09  7:43 ` Svyatoslav Ryhel
  2025-09-15 14:33   ` Daniel Thompson
  2025-09-16 15:51   ` (subset) " Lee Jones
  0 siblings, 2 replies; 4+ messages in thread
From: Svyatoslav Ryhel @ 2025-09-09  7:43 UTC (permalink / raw)
  To: Lee Jones, Daniel Thompson, Jingoo Han, Helge Deller
  Cc: dri-devel, linux-fbdev, linux-kernel

According to LP8556 datasheet eprom region starts at 0x98 so adjust value
in the driver accordingly.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
---
 drivers/video/backlight/lp855x_bl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/video/backlight/lp855x_bl.c b/drivers/video/backlight/lp855x_bl.c
index 7075bfab59c4..d191560ce285 100644
--- a/drivers/video/backlight/lp855x_bl.c
+++ b/drivers/video/backlight/lp855x_bl.c
@@ -22,7 +22,7 @@
 #define LP855X_DEVICE_CTRL		0x01
 #define LP855X_EEPROM_START		0xA0
 #define LP855X_EEPROM_END		0xA7
-#define LP8556_EPROM_START		0xA0
+#define LP8556_EPROM_START		0x98
 #define LP8556_EPROM_END		0xAF
 
 /* LP8555/7 Registers */
-- 
2.48.1


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH v1 1/1] video: backlight: lp855x_bl: set correct eprom start for LP8556
  2025-09-09  7:43 ` [PATCH v1 1/1] " Svyatoslav Ryhel
@ 2025-09-15 14:33   ` Daniel Thompson
  2025-09-16 15:51   ` (subset) " Lee Jones
  1 sibling, 0 replies; 4+ messages in thread
From: Daniel Thompson @ 2025-09-15 14:33 UTC (permalink / raw)
  To: Svyatoslav Ryhel
  Cc: Lee Jones, Jingoo Han, Helge Deller, dri-devel, linux-fbdev,
	linux-kernel

On Tue, Sep 09, 2025 at 10:43:04AM +0300, Svyatoslav Ryhel wrote:
> According to LP8556 datasheet eprom region starts at 0x98 so adjust value
> in the driver accordingly.
>
> Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>

Reviewed-by: Daniel Thompson (RISCstar) <danielt@kernel.org>


Daniel.

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: (subset) [PATCH v1 1/1] video: backlight: lp855x_bl: set correct eprom start for LP8556
  2025-09-09  7:43 ` [PATCH v1 1/1] " Svyatoslav Ryhel
  2025-09-15 14:33   ` Daniel Thompson
@ 2025-09-16 15:51   ` Lee Jones
  1 sibling, 0 replies; 4+ messages in thread
From: Lee Jones @ 2025-09-16 15:51 UTC (permalink / raw)
  To: Lee Jones, Daniel Thompson, Jingoo Han, Helge Deller,
	Svyatoslav Ryhel
  Cc: dri-devel, linux-fbdev, linux-kernel

On Tue, 09 Sep 2025 10:43:04 +0300, Svyatoslav Ryhel wrote:
> According to LP8556 datasheet eprom region starts at 0x98 so adjust value
> in the driver accordingly.
> 
> 

Applied, thanks!

[1/1] video: backlight: lp855x_bl: set correct eprom start for LP8556
      commit: 07c7efda24453e05951fb2879f5452b720b91169

--
Lee Jones [李琼斯]


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2025-09-16 15:51 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2025-09-09  7:43 [PATCH v1 0/1] video: backlight: lp855x_bl: set correct eprom start for LP8556 Svyatoslav Ryhel
2025-09-09  7:43 ` [PATCH v1 1/1] " Svyatoslav Ryhel
2025-09-15 14:33   ` Daniel Thompson
2025-09-16 15:51   ` (subset) " Lee Jones

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