From: Svyatoslav Ryhel <clamor95@gmail.com>
To: Lee Jones <lee@kernel.org>, Daniel Thompson <danielt@kernel.org>,
Jingoo Han <jingoohan1@gmail.com>, Helge Deller <deller@gmx.de>
Cc: dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v1 1/1] video: backlight: lp855x_bl: set correct eprom start for LP8556
Date: Tue, 9 Sep 2025 10:43:04 +0300 [thread overview]
Message-ID: <20250909074304.92135-2-clamor95@gmail.com> (raw)
In-Reply-To: <20250909074304.92135-1-clamor95@gmail.com>
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
next prev parent reply other threads:[~2025-09-09 7:43 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
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 [this message]
2025-09-15 14:33 ` [PATCH v1 1/1] " Daniel Thompson
2025-09-16 15:51 ` (subset) " Lee Jones
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