From: Belisko Marek <marek.belisko@gmail.com>
To: Lee Jones <lee.jones@linaro.org>
Cc: Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
"ijc+devicetree@hellion.org.uk" <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>, Rob Landley <rob@landley.net>,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
Grant Likely <grant.likely@linaro.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
"Dr. H. Nikolaus Schaller" <hns@goldelico.com>,
LKML <linux-kernel@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 1/2] mfd: twl4030-madc: Add devicetree support.
Date: Fri, 14 Feb 2014 15:53:18 +0100 [thread overview]
Message-ID: <CAAfyv36FH364OPnktx_Qh6sUfwYe7hynqrc3Xs_tY4gPXqQWvA@mail.gmail.com> (raw)
In-Reply-To: <20140214134815.GD13293@lee--X1>
On Fri, Feb 14, 2014 at 2:48 PM, Lee Jones <lee.jones@linaro.org> wrote:
>> Signed-off-by: Marek Belisko <marek@goldelico.com>
>> ---
>> .../devicetree/bindings/mfd/twl4030-madc.txt | 18 +++++++++++++
>> drivers/mfd/twl4030-madc.c | 31
>> ++++++++++++++++++++--
>
> Please separate these into different patches.
OK.
>
>> 2 files changed, 47 insertions(+), 2 deletions(-)
>> create mode 100644 Documentation/devicetree/bindings/mfd/twl4030-madc.txt
>
> <snip>
>
>> +++ b/drivers/mfd/twl4030-madc.c
>> @@ -695,6 +695,29 @@ static int twl4030_madc_set_power(struct twl4030_madc_data *madc, int on)
>> return 0;
>> }
>>
>> +#ifdef CONFIG_OF
>
> I believe we're heading for a more:
>
> if (IS_ENABLED(CONFIG_OF))
>
> ... approach. I won't enforce it, but please consider using it.
OK I'll use it in next version.
>
>> +static struct twl4030_madc_platform_data *
>> + twl4030_madc_of_parse(struct platform_device *pdev)
>> +{
>> + struct twl4030_madc_platform_data *pdata;
>> +
>> + pdata = devm_kzalloc(&pdev->dev,
>> + sizeof(struct twl4030_madc_platform_data), GFP_KERNEL);
>
> s/struct twl4030_madc_platform_data/*pdata/
Right typo.
>
>> + if (!pdata)
>> + return ERR_PTR(-ENOMEM);
>> +
>> + pdata->irq_line = platform_get_irq(pdev, 0);
>
> Why weren't 'resources' used in the original implementation?
Not sure I'm not an author :). It's passed in platform data.
>
>> + return pdata;
>> +}
>> +
>> +static const struct of_device_id twl4030_madc_dt_match_table[] = {
>> + { .compatible = "ti,twl4030-madc" },
>> + {},
>> +};
>> +
>> +#endif
>> +
>> /*
>> * Initialize MADC and request for threaded irq
>> */
>> @@ -706,8 +729,11 @@ static int twl4030_madc_probe(struct platform_device *pdev)
>> u8 regval;
>>
>> if (!pdata) {
>> - dev_err(&pdev->dev, "platform_data not available\n");
>> - return -EINVAL;
>> + pdata = twl4030_madc_of_parse(pdev);
>> + if (!pdata) {
>
> And if you received -ENOMEM?
Hmm right. I'll fix that.
>
>> + dev_err(&pdev->dev, "platform_data not available\n");
>> + return -EINVAL;
>> + }
>> }
>> madc = kzalloc(sizeof(*madc), GFP_KERNEL);
>> if (!madc)
>> @@ -807,6 +833,7 @@ static struct platform_driver twl4030_madc_driver = {
>> .driver = {
>> .name = "twl4030_madc",
>> .owner = THIS_MODULE,
>> + .of_match_table = of_match_ptr(twl4030_madc_dt_match_table),
>> },
>> };
>>
>
> --
> Lee Jones
> Linaro STMicroelectronics Landing Team Lead
> Linaro.org │ Open source software for ARM SoCs
> Follow Linaro: Facebook | Twitter | Blog
BR,
marek
--
as simple and primitive as possible
-------------------------------------------------
Marek Belisko - OPEN-NANDRA
Freelance Developer
Ruska Nova Ves 219 | Presov, 08005 Slovak Republic
Tel: +421 915 052 184
skype: marekwhite
twitter: #opennandra
web: http://open-nandra.com
next prev parent reply other threads:[~2014-02-14 14:53 UTC|newest]
Thread overview: 92+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-14 13:17 [PATCH 1/2] mfd: twl4030-madc: Add devicetree support Marek Belisko
2014-02-14 13:17 ` [PATCH 2/2] ARM: dts: twl4030: Add twl4030-madc node Marek Belisko
2014-02-14 13:48 ` [PATCH 1/2] mfd: twl4030-madc: Add devicetree support Lee Jones
2014-02-14 14:53 ` Belisko Marek [this message]
2014-02-14 15:28 ` Lee Jones
2014-02-14 17:40 ` Sebastian Reichel
2014-02-14 18:46 ` [RFCv1 1/4] mfd: twl4030-madc: Use managed resources Sebastian Reichel
2014-02-14 18:46 ` [RFCv1 2/4] mfd: twl4030-madc: Add DT support and convert to IIO framework Sebastian Reichel
2014-02-15 13:31 ` Belisko Marek
2014-02-16 9:02 ` Sebastian Reichel
2014-02-14 18:46 ` [RFCv1 3/4] Documentation: DT: Document twl4030-madc binding Sebastian Reichel
2014-02-14 18:46 ` [RFCv1 4/4] mfd: twl4030-madc: Move driver to drivers/iio/adc Sebastian Reichel
2014-02-22 12:47 ` Jonathan Cameron
2014-02-23 0:35 ` Sebastian Reichel
2014-02-23 11:02 ` Jonathan Cameron
2014-02-23 22:01 ` Sebastian Reichel
2014-02-23 22:07 ` [RFCv2 0/5] Convert twl4030-madc to IIO API Sebastian Reichel
2014-02-23 22:07 ` [RFCv2 1/5] mfd: twl4030-madc: Use managed resources Sebastian Reichel
2014-02-23 22:07 ` [RFCv2 2/5] mfd: twl4030-madc: Add DT support and convert to IIO framework Sebastian Reichel
2014-02-23 22:07 ` [RFCv2 3/5] mfd: twl4030-madc: Cleanup driver Sebastian Reichel
2014-02-23 22:07 ` [RFCv2 4/5] Documentation: DT: Document twl4030-madc binding Sebastian Reichel
2014-02-23 22:07 ` [RFCv2 5/5] mfd: twl4030-madc: Move driver to drivers/iio/adc Sebastian Reichel
2014-02-23 22:15 ` Joe Perches
2014-02-24 9:20 ` Peter Meerwald
2014-02-26 0:24 ` [RFCv3 0/7] Convert twl4030-madc to IIO API and add DT support Sebastian Reichel
2014-02-26 0:24 ` [RFCv3 1/7] mfd: twl4030-madc: Use managed resources Sebastian Reichel
2014-02-26 0:24 ` [RFCv3 2/7] mfd: twl4030-madc: Add DT support and convert to IIO framework Sebastian Reichel
2014-02-26 9:26 ` Lee Jones
2014-02-26 0:24 ` [RFCv3 3/7] mfd: twl4030-madc: Cleanup driver Sebastian Reichel
2014-02-26 8:29 ` Lee Jones
2014-02-26 0:24 ` [RFCv3 4/7] mfd: twl-core: Add twl_i2c_read/write_u16 Sebastian Reichel
2014-02-26 8:15 ` Lee Jones
2014-02-26 0:24 ` [RFCv3 5/7] mfd: twl4030-madc: Use twl_i2c_read/write_u16 for 16 bit registers Sebastian Reichel
2014-02-26 8:02 ` Lee Jones
2014-02-26 0:24 ` [RFCv3 6/7] Documentation: DT: Document twl4030-madc binding Sebastian Reichel
2014-02-26 0:24 ` [RFCv3 7/7] mfd: twl4030-madc: Move driver to drivers/iio/adc Sebastian Reichel
2014-02-26 11:42 ` [RFCv3 0/7] Convert twl4030-madc to IIO API and add DT support Belisko Marek
2014-02-26 20:03 ` [RFCv4 " Sebastian Reichel
2014-02-26 20:03 ` [RFCv4 1/7] mfd: twl4030-madc: Use managed resources Sebastian Reichel
2014-02-26 20:03 ` [RFCv4 2/7] mfd: twl4030-madc: Add DT support and convert to IIO framework Sebastian Reichel
2014-02-27 8:23 ` Lee Jones
2014-03-01 11:33 ` Jonathan Cameron
2014-02-26 20:03 ` [RFCv4 3/7] mfd: twl4030-madc: Cleanup driver Sebastian Reichel
2014-02-27 8:03 ` Lee Jones
2014-03-01 11:41 ` Jonathan Cameron
2014-02-26 20:03 ` [RFCv4 4/7] mfd: twl-core: Add twl_i2c_read/write_u16 Sebastian Reichel
2014-03-01 11:48 ` Jonathan Cameron
2014-02-26 20:03 ` [RFCv4 5/7] mfd: twl4030-madc: Use twl_i2c_read/write_u16 for 16 bit registers Sebastian Reichel
2014-03-01 11:49 ` Jonathan Cameron
2014-02-26 20:03 ` [RFCv4 6/7] Documentation: DT: Document twl4030-madc binding Sebastian Reichel
2014-03-01 11:50 ` Jonathan Cameron
2014-02-26 20:03 ` [RFCv4 7/7] mfd: twl4030-madc: Move driver to drivers/iio/adc Sebastian Reichel
2014-03-01 11:51 ` Jonathan Cameron
2014-03-01 11:52 ` [RFCv4 0/7] Convert twl4030-madc to IIO API and add DT support Jonathan Cameron
2014-03-01 17:12 ` Sebastian Reichel
2014-03-03 8:00 ` Lee Jones
2014-03-01 19:32 ` [PATCHv1 0/9] " Sebastian Reichel
2014-03-01 19:32 ` [PATCHv1 1/9] mfd: twl4030-madc: Use managed resources Sebastian Reichel
2014-03-01 19:32 ` [PATCHv1 2/9] mfd: twl4030-madc: Add DT support and convert to IIO framework Sebastian Reichel
2014-03-01 19:32 ` [PATCHv1 3/9] mfd: twl4030-madc: Cleanup driver Sebastian Reichel
2014-03-01 19:32 ` [PATCHv1 4/9] mfd: twl-core: Add twl_i2c_read/write_u16 Sebastian Reichel
2014-03-01 19:32 ` [PATCHv1 5/9] mfd: twl4030-madc: Use twl_i2c_read/write_u16 for 16 bit registers Sebastian Reichel
2014-03-01 19:32 ` [PATCHv1 6/9] Documentation: DT: Document twl4030-madc binding Sebastian Reichel
2014-03-01 19:32 ` [PATCHv1 7/9] mfd: twl4030-madc: Move driver to drivers/iio/adc Sebastian Reichel
2014-03-01 19:32 ` [PATCHv1 8/9] iio: documentation: Add ABI documentation for *_mean_raw Sebastian Reichel
2014-03-01 19:32 ` [PATCHv1 9/9] iio: inkern: add iio_read_channel_average_raw Sebastian Reichel
2014-03-04 22:05 ` [PATCHv2 0/9] Convert twl4030-madc to IIO API and add DT support Sebastian Reichel
2014-03-04 22:05 ` [PATCHv2 1/9] mfd: twl4030-madc: Use managed resources Sebastian Reichel
2014-03-15 15:19 ` Jonathan Cameron
2014-04-20 15:51 ` Pavel Machek
2014-03-04 22:05 ` [PATCHv2 2/9] mfd: twl4030-madc: Add DT support and convert to IIO framework Sebastian Reichel
2014-03-05 1:40 ` Lee Jones
2014-03-15 15:23 ` Jonathan Cameron
2014-04-20 15:52 ` Pavel Machek
2014-03-04 22:05 ` [PATCHv2 3/9] mfd: twl4030-madc: Cleanup driver Sebastian Reichel
2014-03-15 15:25 ` Jonathan Cameron
2014-04-20 15:54 ` Pavel Machek
2014-03-04 22:05 ` [PATCHv2 4/9] mfd: twl-core: Add twl_i2c_read/write_u16 Sebastian Reichel
2014-03-04 22:05 ` [PATCHv2 5/9] mfd: twl4030-madc: Use twl_i2c_read/write_u16 for 16 bit registers Sebastian Reichel
2014-03-04 22:05 ` [PATCHv2 6/9] Documentation: DT: Document twl4030-madc binding Sebastian Reichel
2014-03-15 15:27 ` Jonathan Cameron
2014-03-04 22:05 ` [PATCHv2 7/9] mfd: twl4030-madc: Move driver to drivers/iio/adc Sebastian Reichel
2014-03-04 22:05 ` [PATCHv2 8/9] iio: documentation: Add ABI documentation for *_mean_raw Sebastian Reichel
2014-03-15 15:28 ` Jonathan Cameron
2014-03-04 22:05 ` [PATCHv2 9/9] iio: inkern: add iio_read_channel_average_raw Sebastian Reichel
2014-03-15 15:30 ` Jonathan Cameron
2014-03-05 21:00 ` [PATCHv2 0/9] Convert twl4030-madc to IIO API and add DT support Belisko Marek
2014-03-10 10:43 ` Lee Jones
2014-03-10 11:15 ` Sebastian Reichel
2014-02-24 16:05 ` [RFCv1 4/4] mfd: twl4030-madc: Move driver to drivers/iio/adc Lee Jones
2014-02-24 16:04 ` [RFCv1 1/4] mfd: twl4030-madc: Use managed resources Lee Jones
2014-02-15 13:37 ` [PATCH 1/2] mfd: twl4030-madc: Add devicetree support Belisko Marek
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