lkml.org 
[lkml]   [2022]   [Sep]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH 1/2] pinctrl: rockchip: add pinmux_ops.gpio_set_direction callback
Date
Am Freitag, 23. September 2022, 16:51:40 CEST schrieb Quentin Schulz:
> From: Quentin Schulz <quentin.schulz@theobroma-systems.com>
>
> Before the split of gpio and pinctrl sections in their own driver,
> rockchip_set_mux was called in pinmux_ops.gpio_set_direction for
> configuring a pin in its GPIO function.
>
> This is essential for cases where pinctrl is "bypassed" by gpio
> consumers otherwise the GPIO function is not configured for the pin and
> it does not work. Such was the case for the sysfs/libgpiod userspace
> GPIO handling.
>
> Let's re-implement the pinmux_ops.gpio_set_direction callback so that
> the gpio subsystem can request from the pinctrl driver to put the pin in
> its GPIO function.
>
> Fixes: 9ce9a02039de ("pinctrl/rockchip: drop the gpio related codes")
> Cc: stable@vger.kernel.org
> Signed-off-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>

Reviewed-by: Heiko Stuebner <heiko@sntech.de>



\
 
 \ /
  Last update: 2022-09-23 20:15    [W:0.079 / U:0.404 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site