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
From: Jan Kiszka <[email protected]>
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 <[email protected]>
---
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
From: Jan Kiszka <[email protected]>
The NXP PCAL9535 is an extended variant of the PCA9535.
Signed-off-by: Jan Kiszka <[email protected]>
---
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
On Mon, Jun 15, 2020 at 11:46 AM Jan Kiszka <[email protected]> wrote:
>
> From: Jan Kiszka <[email protected]>
>
> 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