Thread (5 messages) 5 messages, 2 authors, 2022-06-27

Re: [PATCH v4 2/2] backlight: rt4831: Apply ocp level from devicetree

From: Lee Jones <hidden>
Date: 2022-06-27 14:08:32
Also in: dri-devel, linux-devicetree, linux-leds, lkml

On Tue, 21 Jun 2022, cy_huang wrote:
From: ChiYuan Huang <redacted>

Add 'richtek,bled-ocp-microamp' property parsing in
device_property_init function.

This value may configure prior to the kernel driver. If it's not specified in
devicetree, keep the original setting. Else, use clamp to align the
value in min/max range and also roundup to choose the best selector.

Reported-by: Lucas Tsai <redacted>
Signed-off-by: ChiYuan Huang <redacted>
Reviewed-by: Daniel Thompson <redacted>
---
Hi, Daniel:

I may use the wrong macro, must be 'DIV_ROUND_UP', not 'roundup'.
the v4 is to fix it.

Since v4
- Fix wrong macro usage, must be 'DIV_ROUND_UP', not 'roundup'

Since v2:
- Prase the 'richtek,bled-ocp-microamp', clamp the value in min/max range, and
  roundup to get the best selector.

---
 drivers/video/backlight/rt4831-backlight.c | 33 +++++++++++++++++++++++++++++-
 1 file changed, 32 insertions(+), 1 deletion(-)
Applied, thanks.

-- 
Lee Jones [李琼斯]
Principal Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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