Message ID | a5b37e5feff8a58dc63799ec76ef906695fd7239.1523376423.git.hns@goldelico.com |
---|---|
State | New |
Headers | show |
Series | pcal6524 extensions and fixes for pca953x driver | expand |
On Tue, Apr 10, 2018 at 7:07 PM, H. Nikolaus Schaller <hns@goldelico.com> wrote: > The of_device_table is missing the PCA_PCAL flag so the > pcal6524 would be operated in tca6424 compatibility mode which > does not handle the new interrupt mask registers. > + { .compatible = "nxp,pcal6524", .data = OF_953X(24, PCA_INT | > + PCA_PCAL), }, > + { .compatible = "nxp,pcal9555a", .data = OF_953X(16, PCA_INT | > + PCA_PCAL), }, Sorry didn't comment this earlier, though I think one line still better to read disregard of 80 char limit.
On Tue, Apr 10, 2018 at 9:08 PM, Andy Shevchenko <andy.shevchenko@gmail.com> wrote: > On Tue, Apr 10, 2018 at 7:07 PM, H. Nikolaus Schaller <hns@goldelico.com> wrote: >> The of_device_table is missing the PCA_PCAL flag so the >> pcal6524 would be operated in tca6424 compatibility mode which >> does not handle the new interrupt mask registers. > > >> + { .compatible = "nxp,pcal6524", .data = OF_953X(24, PCA_INT | >> + PCA_PCAL), }, >> + { .compatible = "nxp,pcal9555a", .data = OF_953X(16, PCA_INT | >> + PCA_PCAL), }, > > Sorry didn't comment this earlier, though I think one line still > better to read disregard of 80 char limit. Another possible solution: #define PCA_LATCH_INT (PCA_PCAL | PCA_INT) or alike
> Am 10.04.2018 um 20:10 schrieb Andy Shevchenko <andy.shevchenko@gmail.com>: > > #define PCA_LATCH_INT (PCA_PCAL | PCA_INT) Looks the best. I have queued it for v4. BR and thanks, Nikolaus -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index d2ead4b1cf61..4a075619b93e 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -936,8 +936,10 @@ static const struct of_device_id pca953x_dt_ids[] = { { .compatible = "nxp,pca9575", .data = OF_957X(16, PCA_INT), }, { .compatible = "nxp,pca9698", .data = OF_953X(40, 0), }, - { .compatible = "nxp,pcal6524", .data = OF_953X(24, PCA_INT), }, - { .compatible = "nxp,pcal9555a", .data = OF_953X(16, PCA_INT), }, + { .compatible = "nxp,pcal6524", .data = OF_953X(24, PCA_INT | + PCA_PCAL), }, + { .compatible = "nxp,pcal9555a", .data = OF_953X(16, PCA_INT | + PCA_PCAL), }, { .compatible = "maxim,max7310", .data = OF_953X( 8, 0), }, { .compatible = "maxim,max7312", .data = OF_953X(16, PCA_INT), },
The of_device_table is missing the PCA_PCAL flag so the pcal6524 would be operated in tca6424 compatibility mode which does not handle the new interrupt mask registers. Suggested-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com> --- drivers/gpio/gpio-pca953x.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)