diff mbox series

[11/15] gpio: rcar: Add R-Car M3-N compatible string

Message ID 1518515162-23663-12-git-send-email-jacopo+renesas@jmondi.org
State Changes Requested, archived
Headers show
Series R-Car M3-N initial support | expand

Commit Message

Jacopo Mondi Feb. 13, 2018, 9:45 a.m. UTC
Add compatible string for R-Car M3-N (r8a77965) in gpio-rcar.

Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
---
 Documentation/devicetree/bindings/gpio/renesas,gpio-rcar.txt | 1 +
 drivers/gpio/gpio-rcar.c                                     | 4 ++++
 2 files changed, 5 insertions(+)

Comments

Geert Uytterhoeven Feb. 14, 2018, 2:05 p.m. UTC | #1
On Tue, Feb 13, 2018 at 10:45 AM, Jacopo Mondi
<jacopo+renesas@jmondi.org> wrote:
> Add compatible string for R-Car M3-N (r8a77965) in gpio-rcar.
>
> Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>

> --- a/drivers/gpio/gpio-rcar.c
> +++ b/drivers/gpio/gpio-rcar.c
> @@ -360,6 +360,10 @@ static const struct of_device_id gpio_rcar_of_table[] = {
>                 /* Gen3 GPIO is identical to Gen2. */
>                 .data = &gpio_rcar_info_gen2,
>         }, {
> +               .compatible = "renesas,gpio-r8a77965",
> +               /* Gen3 GPIO is identical to Gen2. */
> +               .data = &gpio_rcar_info_gen2,
> +       }, {

This part is not needed, as the driver already matches agains the generic
"renesas,rcar-gen3-gpio".

>                 .compatible = "renesas,rcar-gen1-gpio",
>                 .data = &gpio_rcar_info_gen1,
>         }, {

With the above fixed:
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

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
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Jacopo Mondi Feb. 20, 2018, 1:35 p.m. UTC | #2
Hi Geert,

On Wed, Feb 14, 2018 at 03:05:05PM +0100, Geert Uytterhoeven wrote:
> On Tue, Feb 13, 2018 at 10:45 AM, Jacopo Mondi
> <jacopo+renesas@jmondi.org> wrote:
> > Add compatible string for R-Car M3-N (r8a77965) in gpio-rcar.
> >
> > Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
>
> > --- a/drivers/gpio/gpio-rcar.c
> > +++ b/drivers/gpio/gpio-rcar.c
> > @@ -360,6 +360,10 @@ static const struct of_device_id gpio_rcar_of_table[] = {
> >                 /* Gen3 GPIO is identical to Gen2. */
> >                 .data = &gpio_rcar_info_gen2,
> >         }, {
> > +               .compatible = "renesas,gpio-r8a77965",
> > +               /* Gen3 GPIO is identical to Gen2. */
> > +               .data = &gpio_rcar_info_gen2,
> > +       }, {
>
> This part is not needed, as the driver already matches agains the generic
> "renesas,rcar-gen3-gpio".

Just to point out that the compatible string is there for M3-W and H3.
Anyway, if that's not good practice to add per-SoC strings here, I'll
drop this bit.

Thanks
   j

>
> >                 .compatible = "renesas,rcar-gen1-gpio",
> >                 .data = &gpio_rcar_info_gen1,
> >         }, {
>
> With the above fixed:
> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
>
> Gr{oetje,eeting}s,
>
>                         Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
>
> 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
--
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Geert Uytterhoeven Feb. 20, 2018, 1:40 p.m. UTC | #3
Hi Jacopo,

On Tue, Feb 20, 2018 at 2:35 PM, jacopo mondi <jacopo@jmondi.org> wrote:
> On Wed, Feb 14, 2018 at 03:05:05PM +0100, Geert Uytterhoeven wrote:
>> On Tue, Feb 13, 2018 at 10:45 AM, Jacopo Mondi
>> <jacopo+renesas@jmondi.org> wrote:
>> > Add compatible string for R-Car M3-N (r8a77965) in gpio-rcar.
>> >
>> > Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
>>
>> > --- a/drivers/gpio/gpio-rcar.c
>> > +++ b/drivers/gpio/gpio-rcar.c
>> > @@ -360,6 +360,10 @@ static const struct of_device_id gpio_rcar_of_table[] = {
>> >                 /* Gen3 GPIO is identical to Gen2. */
>> >                 .data = &gpio_rcar_info_gen2,
>> >         }, {
>> > +               .compatible = "renesas,gpio-r8a77965",
>> > +               /* Gen3 GPIO is identical to Gen2. */
>> > +               .data = &gpio_rcar_info_gen2,
>> > +       }, {
>>
>> This part is not needed, as the driver already matches agains the generic
>> "renesas,rcar-gen3-gpio".
>
> Just to point out that the compatible string is there for M3-W and H3.
> Anyway, if that's not good practice to add per-SoC strings here, I'll
> drop this bit.

That's correct. Initially, we added the H3 string first, and the M3-W later.
After that we learned about new future Gen3 members, and we started using
the family-specific one.

Note that we cannot drop the strings for H3 and M3-W from the driver, as
old DTBs do not have the family-specific strings.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

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
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
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More majordomo info at  http://vger.kernel.org/majordomo-info.html
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/gpio/renesas,gpio-rcar.txt b/Documentation/devicetree/bindings/gpio/renesas,gpio-rcar.txt
index 9474138..f2af897 100644
--- a/Documentation/devicetree/bindings/gpio/renesas,gpio-rcar.txt
+++ b/Documentation/devicetree/bindings/gpio/renesas,gpio-rcar.txt
@@ -14,6 +14,7 @@  Required Properties:
     - "renesas,gpio-r8a7794": for R8A7794 (R-Car E2) compatible GPIO controller.
     - "renesas,gpio-r8a7795": for R8A7795 (R-Car H3) compatible GPIO controller.
     - "renesas,gpio-r8a7796": for R8A7796 (R-Car M3-W) compatible GPIO controller.
+    - "renesas,gpio-r8a77965": for R8A77965 (R-Car M3-N) compatible GPIO controller.
     - "renesas,gpio-r8a77970": for R8A77970 (R-Car V3M) compatible GPIO controller.
     - "renesas,gpio-r8a77995": for R8A77995 (R-Car D3) compatible GPIO controller.
     - "renesas,rcar-gen1-gpio": for a generic R-Car Gen1 GPIO controller.
diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c
index f4c9176..3ee0ada 100644
--- a/drivers/gpio/gpio-rcar.c
+++ b/drivers/gpio/gpio-rcar.c
@@ -360,6 +360,10 @@  static const struct of_device_id gpio_rcar_of_table[] = {
 		/* Gen3 GPIO is identical to Gen2. */
 		.data = &gpio_rcar_info_gen2,
 	}, {
+		.compatible = "renesas,gpio-r8a77965",
+		/* Gen3 GPIO is identical to Gen2. */
+		.data = &gpio_rcar_info_gen2,
+	}, {
 		.compatible = "renesas,rcar-gen1-gpio",
 		.data = &gpio_rcar_info_gen1,
 	}, {