Re: [PATCHv4 07/10] mfd: ti-lmu: register one backlight device per channel

From: Lee Jones
Date: Mon Apr 16 2018 - 10:42:54 EST


On Fri, 30 Mar 2018, Sebastian Reichel wrote:

> All LMU devices support multiple channels, that can be controlled
> independently. This registers one backlight sub-device per channel.
>
> Signed-off-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxxxx>
> ---
> drivers/mfd/ti-lmu.c | 62 +++++++++++++++++++++++++++++++++++++---------
> include/linux/mfd/ti-lmu.h | 4 +++
> 2 files changed, 54 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/mfd/ti-lmu.c b/drivers/mfd/ti-lmu.c
> index f43b8acc30e1..f4311d215dfa 100644
> --- a/drivers/mfd/ti-lmu.c
> +++ b/drivers/mfd/ti-lmu.c
> @@ -56,8 +56,16 @@ static void ti_lmu_disable_hw(void *data)
>
> static const struct mfd_cell lm3532_devices[] = {
> {
> - .name = "ti-lmu-backlight",
> - .id = LM3532,
> + .name = "ti-lmu-led-backlight",
> + .id = 0,

What's the reason for you manually setting .id?

> + },
> + {
> + .name = "ti-lmu-led-backlight",
> + .id = 1,
> + },
> + {
> + .name = "ti-lmu-led-backlight",
> + .id = 2,
> },
> };

--
Lee Jones [æçæ]
Linaro Services Technical Lead
Linaro.org â Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog