* [PATCH] gpio: pca953x: add oftree support
@ 2018-08-29 9:08 Oleg.Karfich
2018-08-31 6:18 ` Sascha Hauer
0 siblings, 1 reply; 2+ messages in thread
From: Oleg.Karfich @ 2018-08-29 9:08 UTC (permalink / raw)
To: barebox; +Cc: Oleg.Karfich
Signed-off-by: Oleg Karfich <oleg.karfich@wago.com>
---
Hi,
this Patch adds oftree support to the pca953x driver. I ported the
of_device_id table from the kernel and reduced it to the currently supported
devices in barebox (sufficient for us).
Documentation is already there [1].
[1] dts/Bindings/gpio/gpio-pca953x.txt
---
drivers/gpio/gpio-pca953x.c | 35 +++++++++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 3c95230..53e8c76 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -468,9 +468,44 @@ static int pca953x_probe(struct device_d *dev)
return 0;
}
+/* convenience to stop overlong match-table lines */
+#define OF_953X(__nrgpio, __int) (void *)(__nrgpio | PCA953X_TYPE | __int)
+#define OF_957X(__nrgpio, __int) (void *)(__nrgpio | PCA957X_TYPE | __int)
+
+static const struct of_device_id pca953x_dt_ids[] = {
+ { .compatible = "nxp,pca9505", .data = OF_953X(40, PCA_INT), },
+ { .compatible = "nxp,pca9534", .data = OF_953X( 8, PCA_INT), },
+ { .compatible = "nxp,pca9535", .data = OF_953X(16, PCA_INT), },
+ { .compatible = "nxp,pca9536", .data = OF_953X( 4, 0), },
+ { .compatible = "nxp,pca9537", .data = OF_953X( 4, PCA_INT), },
+ { .compatible = "nxp,pca9538", .data = OF_953X( 8, PCA_INT), },
+ { .compatible = "nxp,pca9539", .data = OF_953X(16, PCA_INT), },
+ { .compatible = "nxp,pca9554", .data = OF_953X( 8, PCA_INT), },
+ { .compatible = "nxp,pca9555", .data = OF_953X(16, PCA_INT), },
+ { .compatible = "nxp,pca9556", .data = OF_953X( 8, 0), },
+ { .compatible = "nxp,pca9557", .data = OF_953X( 8, 0), },
+ { .compatible = "nxp,pca9574", .data = OF_957X( 8, PCA_INT), },
+ { .compatible = "nxp,pca9575", .data = OF_957X(16, PCA_INT), },
+ { .compatible = "nxp,pca9698", .data = OF_953X(40, 0), },
+
+ { .compatible = "maxim,max7310", .data = OF_953X( 8, 0), },
+ { .compatible = "maxim,max7312", .data = OF_953X(16, PCA_INT), },
+ { .compatible = "maxim,max7313", .data = OF_953X(16, PCA_INT), },
+ { .compatible = "maxim,max7315", .data = OF_953X( 8, PCA_INT), },
+
+ { .compatible = "ti,pca6107", .data = OF_953X( 8, PCA_INT), },
+ { .compatible = "ti,tca6408", .data = OF_953X( 8, PCA_INT), },
+ { .compatible = "ti,tca6416", .data = OF_953X(16, PCA_INT), },
+ { .compatible = "ti,tca6424", .data = OF_953X(24, PCA_INT), },
+
+ { .compatible = "exar,xra1202", .data = OF_953X( 8, 0), },
+ { }
+};
+
static struct driver_d pca953x_driver = {
.name = "pca953x",
.probe = pca953x_probe,
+ .of_compatible = DRV_OF_COMPAT(pca953x_dt_ids),
.id_table = pca953x_id,
};
--
2.7.4
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^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH] gpio: pca953x: add oftree support
2018-08-29 9:08 [PATCH] gpio: pca953x: add oftree support Oleg.Karfich
@ 2018-08-31 6:18 ` Sascha Hauer
0 siblings, 0 replies; 2+ messages in thread
From: Sascha Hauer @ 2018-08-31 6:18 UTC (permalink / raw)
To: Oleg.Karfich; +Cc: barebox
On Wed, Aug 29, 2018 at 09:08:27AM +0000, Oleg.Karfich@wago.com wrote:
> Signed-off-by: Oleg Karfich <oleg.karfich@wago.com>
> ---
>
> Hi,
>
> this Patch adds oftree support to the pca953x driver. I ported the
> of_device_id table from the kernel and reduced it to the currently supported
> devices in barebox (sufficient for us).
> Documentation is already there [1].
>
> [1] dts/Bindings/gpio/gpio-pca953x.txt
>
> ---
> drivers/gpio/gpio-pca953x.c | 35 +++++++++++++++++++++++++++++++++++
> 1 file changed, 35 insertions(+)
Applied, thanks
Sascha
>
> diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
> index 3c95230..53e8c76 100644
> --- a/drivers/gpio/gpio-pca953x.c
> +++ b/drivers/gpio/gpio-pca953x.c
> @@ -468,9 +468,44 @@ static int pca953x_probe(struct device_d *dev)
> return 0;
> }
>
> +/* convenience to stop overlong match-table lines */
> +#define OF_953X(__nrgpio, __int) (void *)(__nrgpio | PCA953X_TYPE | __int)
> +#define OF_957X(__nrgpio, __int) (void *)(__nrgpio | PCA957X_TYPE | __int)
> +
> +static const struct of_device_id pca953x_dt_ids[] = {
> + { .compatible = "nxp,pca9505", .data = OF_953X(40, PCA_INT), },
> + { .compatible = "nxp,pca9534", .data = OF_953X( 8, PCA_INT), },
> + { .compatible = "nxp,pca9535", .data = OF_953X(16, PCA_INT), },
> + { .compatible = "nxp,pca9536", .data = OF_953X( 4, 0), },
> + { .compatible = "nxp,pca9537", .data = OF_953X( 4, PCA_INT), },
> + { .compatible = "nxp,pca9538", .data = OF_953X( 8, PCA_INT), },
> + { .compatible = "nxp,pca9539", .data = OF_953X(16, PCA_INT), },
> + { .compatible = "nxp,pca9554", .data = OF_953X( 8, PCA_INT), },
> + { .compatible = "nxp,pca9555", .data = OF_953X(16, PCA_INT), },
> + { .compatible = "nxp,pca9556", .data = OF_953X( 8, 0), },
> + { .compatible = "nxp,pca9557", .data = OF_953X( 8, 0), },
> + { .compatible = "nxp,pca9574", .data = OF_957X( 8, PCA_INT), },
> + { .compatible = "nxp,pca9575", .data = OF_957X(16, PCA_INT), },
> + { .compatible = "nxp,pca9698", .data = OF_953X(40, 0), },
> +
> + { .compatible = "maxim,max7310", .data = OF_953X( 8, 0), },
> + { .compatible = "maxim,max7312", .data = OF_953X(16, PCA_INT), },
> + { .compatible = "maxim,max7313", .data = OF_953X(16, PCA_INT), },
> + { .compatible = "maxim,max7315", .data = OF_953X( 8, PCA_INT), },
> +
> + { .compatible = "ti,pca6107", .data = OF_953X( 8, PCA_INT), },
> + { .compatible = "ti,tca6408", .data = OF_953X( 8, PCA_INT), },
> + { .compatible = "ti,tca6416", .data = OF_953X(16, PCA_INT), },
> + { .compatible = "ti,tca6424", .data = OF_953X(24, PCA_INT), },
> +
> + { .compatible = "exar,xra1202", .data = OF_953X( 8, 0), },
> + { }
> +};
> +
> static struct driver_d pca953x_driver = {
> .name = "pca953x",
> .probe = pca953x_probe,
> + .of_compatible = DRV_OF_COMPAT(pca953x_dt_ids),
> .id_table = pca953x_id,
> };
>
> --
> 2.7.4
>
> _______________________________________________
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>
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