On Fri, Mar 16, 2018 at 09:50:21AM +0100, Geert Uytterhoeven wrote:
> Hi Dmitry,
>
> On Thu, Mar 15, 2018 at 11:42 PM, Dmitry Torokhov
> <dmitry.torokhov@xxxxxxxxx> wrote:
> > Instead of backlight legacy platform data, let's switch to using device
> > properties and GPIO lookup tables.
> >
> > Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
>
> Thanks for your patch!
>
> > --- a/arch/sh/boards/mach-ecovec24/setup.c
> > +++ b/arch/sh/boards/mach-ecovec24/setup.c
>
> > @@ -367,17 +368,21 @@ static struct platform_device lcdc_device = {
> > },
> > };
> >
> > -static struct gpio_backlight_platform_data gpio_backlight_data = {
> > - .gpio = GPIO_PTR1,
> > - .def_value = 1,
> > - .name = "backlight",
> > +static struct gpiod_lookup_table gpio_backlight_gpios_table = {
>
> gpio_backlight_gpios_table is unused?
There was supposed to be gpiod_add_lookup_table() that I lost as I was
reshuffling and reshuffling the patches.
>
> > + .dev_id = "gpio-backlight.0",
> > + .table = {
> > + GPIO_LOOKUP_IDX("sh7724_pfc", GPIO_PTR1, NULL, 0, GPIO_ACTIVE_HIGH);
> > + { }
> > + },
> > +};
> > +
> > +static struct property_entry gpio_backlight_properties[] = {
>
> const
OK.
>
> > + PROPERTY_ENTRY_BOOL("default-on"),
> > + { }
> > };
> >
> > static struct platform_device gpio_backlight_device = {
> > .name = "gpio-backlight",
> > - .dev = {
> > - .platform_data = &gpio_backlight_data,
> > - },
> > };
> >
> > /* CEU0 */
> > @@ -1436,6 +1441,8 @@ static int __init arch_setup(void)
> > return error;
> >
> > if (use_backlight) {
> > + device_add_properties(&gpio_backlight_device.dev,
> > + gpio_backlight_properties);
> > error = platform_device_add(&gpio_backlight_device);
> > if (error)
> > pr_warn("%s: failed to register backlight: %d\n",
>
> Gr{oetje,eeting}s,
>
> Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
> -- Linus Torvalds
--
Dmitry
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