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Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kj27p-0005kZ-2d; Sat, 28 Nov 2020 15:27:01 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kj27f-0005hb-7X for linux-arm-kernel@lists.infradead.org; Sat, 28 Nov 2020 15:26:52 +0000 Received: from archlinux (cpc108967-cmbg20-2-0-cust86.5-4.cable.virginm.net [81.101.6.87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D9EBF246A7; Sat, 28 Nov 2020 15:26:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1606577210; bh=qPBrPmLwaSNVKpA1tKKhEp22LNFlPYTeLeRg1o4+Kbk=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=bTqju6rlhAxbIszR0SemxWgC0lYMHEHsrXjwKsjg86hDqFLK1fORldQq/PhAT7dzp QPjaTDb+uaCvH1HwPF3AvotxnazXLNnP2Ks6FvlOyJ3D1cAjfJn2xoxNXBDX/RmumC bWUsw+Lari6vZscVJkMDJN/ReUCSJuxah5+8ZdyA= Date: Sat, 28 Nov 2020 15:26:45 +0000 From: Jonathan Cameron To: Alexandre Belloni Subject: Re: [PATCH v2 01/11] iio: adc: at91_adc: remove platform data Message-ID: <20201128152645.0e0a7e4a@archlinux> In-Reply-To: <20201128142342.GJ1296649@piout.net> References: <20201117140656.1235055-1-alexandre.belloni@bootlin.com> <20201117140656.1235055-2-alexandre.belloni@bootlin.com> <20201128140427.61dbaceb@archlinux> <20201128142342.GJ1296649@piout.net> X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201128_102651_474006_0DC92B98 X-CRM114-Status: GOOD ( 38.21 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Lars-Peter Clausen , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Ludovic Desroches , Peter Meerwald-Stadler , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, 28 Nov 2020 15:23:42 +0100 Alexandre Belloni wrote: > Hi, > > On 28/11/2020 14:04:27+0000, Jonathan Cameron wrote: > > On Tue, 17 Nov 2020 15:06:46 +0100 > > Alexandre Belloni wrote: > > > > > The at91 platforms have been DT only for a while, remove platform data. > > > > > > Signed-off-by: Alexandre Belloni > > > Reviewed-by: Ludovic Desroches > > > > Hi Alexandre, > > > > I'd completely forgotten that we actually had a similar patch that > > is already applied from Alexandru back in September. > > > > I actually have seen that yesterday too. I even reviewed them... > > > Given vast majority matched, I've just changed your patch into one > > that drops the id_table (which Alexandru didn't do). > > > > So with that tweak applied to the togreg branch of iio.git. > > > > Ok, thanks, I guess you didn't push yet, I wanted to check and I didn't > find the patches on kernel.org. I've actually just backed my try at this out. It gets a bit messy around patch 6-7 so I'd rather you did a rebase. Please rebase on current togreg branch. Thanks, Jonathan > > > > > Thanks, > > > > Jonathan > > > > > --- > > > drivers/iio/adc/at91_adc.c | 80 +++++++------------------- > > > include/linux/platform_data/at91_adc.h | 49 ---------------- > > > 2 files changed, 22 insertions(+), 107 deletions(-) > > > delete mode 100644 include/linux/platform_data/at91_adc.h > > > > > > diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c > > > index 9b2c548fae95..62bd35af8b13 100644 > > > --- a/drivers/iio/adc/at91_adc.c > > > +++ b/drivers/iio/adc/at91_adc.c > > > @@ -22,8 +22,6 @@ > > > #include > > > #include > > > > > > -#include > > > - > > > #include > > > #include > > > #include > > > @@ -153,6 +151,25 @@ > > > #define TOUCH_SHTIM 0xa > > > #define TOUCH_SCTIM_US 10 /* 10us for the Touchscreen Switches Closure Time */ > > > > > > +enum atmel_adc_ts_type { > > > + ATMEL_ADC_TOUCHSCREEN_NONE = 0, > > > + ATMEL_ADC_TOUCHSCREEN_4WIRE = 4, > > > + ATMEL_ADC_TOUCHSCREEN_5WIRE = 5, > > > +}; > > > + > > > +/** > > > + * struct at91_adc_trigger - description of triggers > > > + * @name: name of the trigger advertised to the user > > > + * @value: value to set in the ADC's trigger setup register > > > + * to enable the trigger > > > + * @is_external: Does the trigger rely on an external pin? > > > + */ > > > +struct at91_adc_trigger { > > > + const char *name; > > > + u8 value; > > > + bool is_external; > > > +}; > > > + > > > /** > > > * struct at91_adc_reg_desc - Various informations relative to registers > > > * @channel_base: Base offset for the channel data registers > > > @@ -875,9 +892,6 @@ static int at91_adc_probe_dt(struct iio_dev *idev, > > > int i = 0, ret; > > > u32 prop; > > > > > > - if (!node) > > > - return -EINVAL; > > > - > > > st->caps = (struct at91_adc_caps *) > > > of_match_device(at91_adc_dt_ids, &pdev->dev)->data; > > > > > > @@ -960,30 +974,6 @@ static int at91_adc_probe_dt(struct iio_dev *idev, > > > return ret; > > > } > > > > > > -static int at91_adc_probe_pdata(struct at91_adc_state *st, > > > - struct platform_device *pdev) > > > -{ > > > - struct at91_adc_data *pdata = pdev->dev.platform_data; > > > - > > > - if (!pdata) > > > - return -EINVAL; > > > - > > > - st->caps = (struct at91_adc_caps *) > > > - platform_get_device_id(pdev)->driver_data; > > > - > > > - st->use_external = pdata->use_external_triggers; > > > - st->vref_mv = pdata->vref; > > > - st->channels_mask = pdata->channels_used; > > > - st->num_channels = st->caps->num_channels; > > > - st->startup_time = pdata->startup_time; > > > - st->trigger_number = pdata->trigger_number; > > > - st->trigger_list = pdata->trigger_list; > > > - st->registers = &st->caps->registers; > > > - st->touchscreen_type = pdata->touchscreen_type; > > > - > > > - return 0; > > > -} > > > - > > > static const struct iio_info at91_adc_info = { > > > .read_raw = &at91_adc_read_raw, > > > }; > > > @@ -1160,15 +1150,9 @@ static int at91_adc_probe(struct platform_device *pdev) > > > > > > st = iio_priv(idev); > > > > > > - if (pdev->dev.of_node) > > > - ret = at91_adc_probe_dt(idev, pdev); > > > - else > > > - ret = at91_adc_probe_pdata(st, pdev); > > > - > > > - if (ret) { > > > - dev_err(&pdev->dev, "No platform data available.\n"); > > > - return -EINVAL; > > > - } > > > + ret = at91_adc_probe_dt(idev, pdev); > > > + if (ret) > > > + return ret; > > > > > > platform_set_drvdata(pdev, idev); > > > > > > @@ -1444,29 +1428,9 @@ static const struct of_device_id at91_adc_dt_ids[] = { > > > }; > > > MODULE_DEVICE_TABLE(of, at91_adc_dt_ids); > > > > > > -static const struct platform_device_id at91_adc_ids[] = { > > > - { > > > - .name = "at91sam9260-adc", > > > - .driver_data = (unsigned long)&at91sam9260_caps, > > > - }, { > > > - .name = "at91sam9rl-adc", > > > - .driver_data = (unsigned long)&at91sam9rl_caps, > > > - }, { > > > - .name = "at91sam9g45-adc", > > > - .driver_data = (unsigned long)&at91sam9g45_caps, > > > - }, { > > > - .name = "at91sam9x5-adc", > > > - .driver_data = (unsigned long)&at91sam9x5_caps, > > > - }, { > > > - /* terminator */ > > > - } > > > -}; > > > -MODULE_DEVICE_TABLE(platform, at91_adc_ids); > > > - > > > static struct platform_driver at91_adc_driver = { > > > .probe = at91_adc_probe, > > > .remove = at91_adc_remove, > > > - .id_table = at91_adc_ids, > > > .driver = { > > > .name = DRIVER_NAME, > > > .of_match_table = of_match_ptr(at91_adc_dt_ids), > > > diff --git a/include/linux/platform_data/at91_adc.h b/include/linux/platform_data/at91_adc.h > > > deleted file mode 100644 > > > index f20eaeb827ce..000000000000 > > > --- a/include/linux/platform_data/at91_adc.h > > > +++ /dev/null > > > @@ -1,49 +0,0 @@ > > > -/* SPDX-License-Identifier: GPL-2.0-or-later */ > > > -/* > > > - * Copyright (C) 2011 Free Electrons > > > - */ > > > - > > > -#ifndef _AT91_ADC_H_ > > > -#define _AT91_ADC_H_ > > > - > > > -enum atmel_adc_ts_type { > > > - ATMEL_ADC_TOUCHSCREEN_NONE = 0, > > > - ATMEL_ADC_TOUCHSCREEN_4WIRE = 4, > > > - ATMEL_ADC_TOUCHSCREEN_5WIRE = 5, > > > -}; > > > - > > > -/** > > > - * struct at91_adc_trigger - description of triggers > > > - * @name: name of the trigger advertised to the user > > > - * @value: value to set in the ADC's trigger setup register > > > - to enable the trigger > > > - * @is_external: Does the trigger rely on an external pin? > > > - */ > > > -struct at91_adc_trigger { > > > - const char *name; > > > - u8 value; > > > - bool is_external; > > > -}; > > > - > > > -/** > > > - * struct at91_adc_data - platform data for ADC driver > > > - * @channels_used: channels in use on the board as a bitmask > > > - * @startup_time: startup time of the ADC in microseconds > > > - * @trigger_list: Triggers available in the ADC > > > - * @trigger_number: Number of triggers available in the ADC > > > - * @use_external_triggers: does the board has external triggers availables > > > - * @vref: Reference voltage for the ADC in millivolts > > > - * @touchscreen_type: If a touchscreen is connected, its type (4 or 5 wires) > > > - */ > > > -struct at91_adc_data { > > > - unsigned long channels_used; > > > - u8 startup_time; > > > - struct at91_adc_trigger *trigger_list; > > > - u8 trigger_number; > > > - bool use_external_triggers; > > > - u16 vref; > > > - enum atmel_adc_ts_type touchscreen_type; > > > -}; > > > - > > > -extern void __init at91_add_device_adc(struct at91_adc_data *data); > > > -#endif > > > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel