* [PATCH v2 0/2] gpio: Add support for the PCAL9535
@ 2020-06-15 8:28 Jan Kiszka
2020-06-15 8:28 ` [PATCH v2 1/2] dt-bindings: gpio: pca953x: add nxp,pcal9535 Jan Kiszka
2020-06-15 8:28 ` [PATCH v2 2/2] gpio: pca953x: Add support for the PCAL9535 Jan Kiszka
0 siblings, 2 replies; 4+ messages in thread
From: Jan Kiszka @ 2020-06-15 8:28 UTC (permalink / raw)
To: Linus Walleij, Bartosz Golaszewski; +Cc: linux-gpio, linux-kernel
Changes in v2:
- add dt binding update
Jan
Jan Kiszka (2):
dt-bindings: gpio: pca953x: add nxp,pcal9535
gpio: pca953x: Add support for the PCAL9535
Documentation/devicetree/bindings/gpio/gpio-pca953x.txt | 1 +
drivers/gpio/gpio-pca953x.c | 1 +
2 files changed, 2 insertions(+)
--
2.26.2
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH v2 1/2] dt-bindings: gpio: pca953x: add nxp,pcal9535
2020-06-15 8:28 [PATCH v2 0/2] gpio: Add support for the PCAL9535 Jan Kiszka
@ 2020-06-15 8:28 ` Jan Kiszka
2020-06-15 8:28 ` [PATCH v2 2/2] gpio: pca953x: Add support for the PCAL9535 Jan Kiszka
1 sibling, 0 replies; 4+ messages in thread
From: Jan Kiszka @ 2020-06-15 8:28 UTC (permalink / raw)
To: Linus Walleij, Bartosz Golaszewski; +Cc: linux-gpio, linux-kernel
From: Jan Kiszka <jan.kiszka@siemens.com>
The NXP PCAL9535 is an extended variant of the PCA9535.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
---
Documentation/devicetree/bindings/gpio/gpio-pca953x.txt | 1 +
1 file changed, 1 insertion(+)
diff --git a/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt b/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
index dab537c20def..3126c3817e2a 100644
--- a/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
+++ b/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
@@ -19,6 +19,7 @@ Required properties:
nxp,pca9698
nxp,pcal6416
nxp,pcal6524
+ nxp,pcal9535
nxp,pcal9555a
maxim,max7310
maxim,max7312
--
2.26.2
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH v2 2/2] gpio: pca953x: Add support for the PCAL9535
2020-06-15 8:28 [PATCH v2 0/2] gpio: Add support for the PCAL9535 Jan Kiszka
2020-06-15 8:28 ` [PATCH v2 1/2] dt-bindings: gpio: pca953x: add nxp,pcal9535 Jan Kiszka
@ 2020-06-15 8:28 ` Jan Kiszka
2020-06-15 13:14 ` Andy Shevchenko
1 sibling, 1 reply; 4+ messages in thread
From: Jan Kiszka @ 2020-06-15 8:28 UTC (permalink / raw)
To: Linus Walleij, Bartosz Golaszewski; +Cc: linux-gpio, linux-kernel
From: Jan Kiszka <jan.kiszka@siemens.com>
The PCAL9535 [1] is compatible to the PCA9535. Additionally, it comes
with interrupt support and input latching. Other features are not
supported by the GPIO subsystem.
[1] https://www.nxp.com/docs/en/data-sheet/PCAL9535A.pdf
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
---
drivers/gpio/gpio-pca953x.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 1fca8dd7824f..34d635e51dda 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -1131,6 +1131,7 @@ 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,pcal9535", .data = OF_953X(16, PCA_LATCH_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), },
--
2.26.2
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH v2 2/2] gpio: pca953x: Add support for the PCAL9535
2020-06-15 8:28 ` [PATCH v2 2/2] gpio: pca953x: Add support for the PCAL9535 Jan Kiszka
@ 2020-06-15 13:14 ` Andy Shevchenko
0 siblings, 0 replies; 4+ messages in thread
From: Andy Shevchenko @ 2020-06-15 13:14 UTC (permalink / raw)
To: Jan Kiszka
Cc: Linus Walleij, Bartosz Golaszewski, open list:GPIO SUBSYSTEM,
Linux Kernel Mailing List
On Mon, Jun 15, 2020 at 11:46 AM Jan Kiszka <jan.kiszka@siemens.com> wrote:
>
> From: Jan Kiszka <jan.kiszka@siemens.com>
>
> The PCAL9535 [1] is compatible to the PCA9535. Additionally, it comes
> with interrupt support and input latching. Other features are not
> supported by the GPIO subsystem.
Same comments as per v1.
> [1] https://www.nxp.com/docs/en/data-sheet/PCAL9535A.pdf
Datasheet: ...
...
> @@ -1131,6 +1131,7 @@ static const struct of_device_id pca953x_dt_ids[] = {
i2c ID table
--
With Best Regards,
Andy Shevchenko
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2020-06-15 13:14 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2020-06-15 8:28 [PATCH v2 0/2] gpio: Add support for the PCAL9535 Jan Kiszka
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2020-06-15 8:28 ` [PATCH v2 2/2] gpio: pca953x: Add support for the PCAL9535 Jan Kiszka
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