From: andriy.shevchenko@linux.intel.com (Andy Shevchenko)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v5 4/7] i2c: designware: add i2c gpio recovery option
Date: Fri, 10 Nov 2017 18:12:09 +0200 [thread overview]
Message-ID: <1510330329.25007.133.camel@linux.intel.com> (raw)
In-Reply-To: <7abe16b1-4bfd-4427-8783-b3733ed9f06c@electromag.com.au>
On Fri, 2017-11-10 at 14:55 +0800, Phil Reid wrote:
> On 8/11/2017 17:29, Andy Shevchenko wrote:
> > On Wed, 2017-11-08 at 09:29 +0100, Tim Sander wrote:
> I'm not sure my change set will affect anything..
> Current drivers using the gpio functions are requesting the gpio using
> the old interface.
> If releasing the gpio doesn't restore the original functionality than
> nothing changes with this series.
>
> For the designware driver, the recovery code wont be called unless the
> gpio's are specified via the device tree.
> So the pinmux config shouldn't get changed.
>
> It'd be nice to have the code in mainline even if most soc's can't use
> it as yet.
I'm fine as long as it doesn't break existing users of DW I2C.
--
Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Intel Finland Oy
next prev parent reply other threads:[~2017-11-10 16:12 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-02 2:40 [PATCH v5 0/7] i2c: designware: add i2c gpio recovery option Phil Reid
2017-11-02 2:40 ` [PATCH v5 1/7] i2c: Switch to using gpiod interface for gpio bus recovery Phil Reid
2017-11-02 2:40 ` [PATCH v5 2/7] i2c: designware: move i2c_dw_plat_prepare_clk to common Phil Reid
2017-11-02 2:40 ` [PATCH v5 3/7] i2c: designware: rename i2c_dw_plat_prepare_clk to i2c_dw_prepare_clk Phil Reid
2017-11-02 2:40 ` [PATCH v5 4/7] i2c: designware: add i2c gpio recovery option Phil Reid
2017-11-06 16:09 ` Andy Shevchenko
2017-11-07 1:02 ` Phil Reid
2017-11-08 8:29 ` Tim Sander
2017-11-08 9:29 ` Andy Shevchenko
2017-11-10 6:55 ` Phil Reid
2017-11-10 16:12 ` Andy Shevchenko [this message]
2017-11-02 2:40 ` [PATCH v5 5/7] i2c: imx: switch to using gpiod for bus recovery gpios Phil Reid
2017-11-02 2:40 ` [PATCH v5 6/7] i2c: davinci: " Phil Reid
2017-11-02 15:15 ` Sekhar Nori
2017-11-02 2:40 ` [PATCH v5 7/7] i2c: remove legacy integer scl/sda gpio for recovery Phil Reid
2017-11-02 15:23 ` Jarkko Nikula
2017-11-27 17:51 ` [PATCH v5 0/7] i2c: designware: add i2c gpio recovery option Wolfram Sang
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