Re: [PATCH v6 3/7] i2c: mediatek: Dump i2c/dma register when a timeout occurs

From
Qii Wang <qii.wang@mediatek.com>
Date
2021-09-01 09:31:51
Also in
linux-devicetree, linux-i2c, linux-mediatek, lkml
Reply to
Kewei Xu, 2021-08-28
On Sat, 2021-08-28 at 18:50 +0800, Kewei Xu wrote:
When a timeout error occurs in i2c transter, it is usually related
to the i2c/dma IP hardware configuration. Therefore, the purpose of
this patch is to dump the key register values of i2c/dma when a
timeout occurs in i2c for debugging.

Signed-off-by: Kewei Xu <redacted>
---
 drivers/i2c/busses/i2c-mt65xx.c | 56 ++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 55 insertions(+), 1 deletion(-)
Reviewed-by: Qii Wang <qii.wang@mediatek.com>

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Thread (14 messages) 14 messages, 2 authors, last reply 2021-09-01
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