From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
To: Heiko Stuebner <heiko@sntech.de>
Cc: Linus Walleij <linus.walleij@linaro.org>,
Jianqun Xu <jay.xu@rock-chips.com>,
linux-gpio <linux-gpio@vger.kernel.org>,
arm-soc <linux-arm-kernel@lists.infradead.org>,
"open list:ARM/Rockchip SoC..."
<linux-rockchip@lists.infradead.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/4] gpio/rockchip: extended debounce support is only available on v2
Date: Wed, 22 Sep 2021 11:45:47 +0200 [thread overview]
Message-ID: <CAMpxmJWHoEP923iJr8WxN+oQ6ffQgyCZj7bwNDcR=j9T_Ngb1g@mail.gmail.com> (raw)
In-Reply-To: <20210913224926.1260726-2-heiko@sntech.de>
On Tue, Sep 14, 2021 at 12:49 AM Heiko Stuebner <heiko@sntech.de> wrote:
>
> The gpio driver runs into issues on v1 gpio blocks, as the db_clk
> and the whole extended debounce support is only ever defined on v2.
> So checking for the IS_ERR on the db_clk is not enough, as it will
> be NULL on v1.
>
> Fix this by adding the needed condition for v2 first before checking
> the existence of the db_clk.
>
> This caused my rk3288-veyron-pinky to enter a reboot loop when it
> tried to enable the power-key as adc-key device.
>
> Fixes: 3bcbd1a85b68 ("gpio/rockchip: support next version gpio controller")
> Signed-off-by: Heiko Stuebner <heiko@sntech.de>
> ---
Queued for fixes. Thanks!
Bart
WARNING: multiple messages have this Message-ID (diff)
From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
To: Heiko Stuebner <heiko@sntech.de>
Cc: Linus Walleij <linus.walleij@linaro.org>,
Jianqun Xu <jay.xu@rock-chips.com>,
linux-gpio <linux-gpio@vger.kernel.org>,
arm-soc <linux-arm-kernel@lists.infradead.org>,
"open list:ARM/Rockchip SoC..."
<linux-rockchip@lists.infradead.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/4] gpio/rockchip: extended debounce support is only available on v2
Date: Wed, 22 Sep 2021 11:45:47 +0200 [thread overview]
Message-ID: <CAMpxmJWHoEP923iJr8WxN+oQ6ffQgyCZj7bwNDcR=j9T_Ngb1g@mail.gmail.com> (raw)
In-Reply-To: <20210913224926.1260726-2-heiko@sntech.de>
On Tue, Sep 14, 2021 at 12:49 AM Heiko Stuebner <heiko@sntech.de> wrote:
>
> The gpio driver runs into issues on v1 gpio blocks, as the db_clk
> and the whole extended debounce support is only ever defined on v2.
> So checking for the IS_ERR on the db_clk is not enough, as it will
> be NULL on v1.
>
> Fix this by adding the needed condition for v2 first before checking
> the existence of the db_clk.
>
> This caused my rk3288-veyron-pinky to enter a reboot loop when it
> tried to enable the power-key as adc-key device.
>
> Fixes: 3bcbd1a85b68 ("gpio/rockchip: support next version gpio controller")
> Signed-off-by: Heiko Stuebner <heiko@sntech.de>
> ---
Queued for fixes. Thanks!
Bart
_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip
WARNING: multiple messages have this Message-ID (diff)
From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
To: Heiko Stuebner <heiko@sntech.de>
Cc: Linus Walleij <linus.walleij@linaro.org>,
Jianqun Xu <jay.xu@rock-chips.com>,
linux-gpio <linux-gpio@vger.kernel.org>,
arm-soc <linux-arm-kernel@lists.infradead.org>,
"open list:ARM/Rockchip SoC..."
<linux-rockchip@lists.infradead.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/4] gpio/rockchip: extended debounce support is only available on v2
Date: Wed, 22 Sep 2021 11:45:47 +0200 [thread overview]
Message-ID: <CAMpxmJWHoEP923iJr8WxN+oQ6ffQgyCZj7bwNDcR=j9T_Ngb1g@mail.gmail.com> (raw)
In-Reply-To: <20210913224926.1260726-2-heiko@sntech.de>
On Tue, Sep 14, 2021 at 12:49 AM Heiko Stuebner <heiko@sntech.de> wrote:
>
> The gpio driver runs into issues on v1 gpio blocks, as the db_clk
> and the whole extended debounce support is only ever defined on v2.
> So checking for the IS_ERR on the db_clk is not enough, as it will
> be NULL on v1.
>
> Fix this by adding the needed condition for v2 first before checking
> the existence of the db_clk.
>
> This caused my rk3288-veyron-pinky to enter a reboot loop when it
> tried to enable the power-key as adc-key device.
>
> Fixes: 3bcbd1a85b68 ("gpio/rockchip: support next version gpio controller")
> Signed-off-by: Heiko Stuebner <heiko@sntech.de>
> ---
Queued for fixes. Thanks!
Bart
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-09-22 9:46 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-13 22:49 [PATCH 0/4] gpio/pinctrl-rockchip: Fixes for the recently separated gpio/pinctrl driver Heiko Stuebner
2021-09-13 22:49 ` Heiko Stuebner
2021-09-13 22:49 ` Heiko Stuebner
2021-09-13 22:49 ` [PATCH 1/4] gpio/rockchip: extended debounce support is only available on v2 Heiko Stuebner
2021-09-13 22:49 ` Heiko Stuebner
2021-09-13 22:49 ` Heiko Stuebner
2021-09-17 22:34 ` Linus Walleij
2021-09-17 22:34 ` Linus Walleij
2021-09-17 22:34 ` Linus Walleij
2021-09-22 9:45 ` Bartosz Golaszewski [this message]
2021-09-22 9:45 ` Bartosz Golaszewski
2021-09-22 9:45 ` Bartosz Golaszewski
2021-09-13 22:49 ` [PATCH 2/4] gpio/rockchip: fix get_direction value handling Heiko Stuebner
2021-09-13 22:49 ` Heiko Stuebner
2021-09-13 22:49 ` Heiko Stuebner
2021-09-17 23:30 ` Linus Walleij
2021-09-17 23:30 ` Linus Walleij
2021-09-17 23:30 ` Linus Walleij
2021-09-22 9:46 ` Bartosz Golaszewski
2021-09-22 9:46 ` Bartosz Golaszewski
2021-09-22 9:46 ` Bartosz Golaszewski
2021-09-13 22:49 ` [PATCH 3/4] pinctrl/rockchip: add a queue for deferred pin output settings on probe Heiko Stuebner
2021-09-13 22:49 ` Heiko Stuebner
2021-09-13 22:49 ` Heiko Stuebner
2021-09-17 23:35 ` Linus Walleij
2021-09-17 23:35 ` Linus Walleij
2021-09-17 23:35 ` Linus Walleij
2021-09-13 22:49 ` [PATCH 4/4] gpio/rockchip: fetch deferred " Heiko Stuebner
2021-09-13 22:49 ` Heiko Stuebner
2021-09-13 22:49 ` Heiko Stuebner
2021-09-17 23:38 ` Linus Walleij
2021-09-17 23:38 ` Linus Walleij
2021-09-17 23:38 ` Linus Walleij
2021-09-18 0:00 ` Heiko Stübner
2021-09-18 0:00 ` Heiko Stübner
2021-09-18 0:00 ` Heiko Stübner
2021-09-19 14:47 ` Linus Walleij
2021-09-19 14:47 ` Linus Walleij
2021-09-19 14:47 ` Linus Walleij
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