Thread (13 messages) 13 messages, 3 authors, 2021-08-21
STALE1749d REVIEWED: 1 (1M)
Revisions (3)
  1. v2 [diff vs current]
  2. v3 [diff vs current]
  3. v4 current

[PATCH v4 1/8] i2c: mediatek: fixing the incorrect register offset

From: Kewei Xu <hidden>
Date: 2021-07-17 10:18:32
Also in: linux-devicetree, linux-i2c, linux-mediatek, lkml
Subsystem: i2c subsystem, i2c subsystem host drivers, mediatek i2c controller driver, the rest · Maintainers: Wolfram Sang, Andi Shyti, Qii Wang, Linus Torvalds

The reason for the modification here is that the previous
offset information is incorrect, OFFSET_DEBUGSTAT = 0xE4 is
the correct value.

Fixes: 25708278f810 ("i2c: mediatek: Add i2c support for MediaTek MT8183")
Signed-off-by: Kewei Xu <redacted>
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
---
 drivers/i2c/busses/i2c-mt65xx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
index 5ddfa4e56ee2..222ff765e55d 100644
--- a/drivers/i2c/busses/i2c-mt65xx.c
+++ b/drivers/i2c/busses/i2c-mt65xx.c
@@ -193,7 +193,7 @@ static const u16 mt_i2c_regs_v2[] = {
 	[OFFSET_CLOCK_DIV] = 0x48,
 	[OFFSET_SOFTRESET] = 0x50,
 	[OFFSET_SCL_MIS_COMP_POINT] = 0x90,
-	[OFFSET_DEBUGSTAT] = 0xe0,
+	[OFFSET_DEBUGSTAT] = 0xe4,
 	[OFFSET_DEBUGCTRL] = 0xe8,
 	[OFFSET_FIFO_STAT] = 0xf4,
 	[OFFSET_FIFO_THRESH] = 0xf8,
-- 
2.18.0
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