From: Alexandre Belloni <alexandre.belloni@bootlin.com>
To: Eugen.Hristev@microchip.com
Cc: jic23@kernel.org, robh+dt@kernel.org,
Nicolas.Ferre@microchip.com, linux-iio@vger.kernel.org,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-rtc@vger.kernel.org,
a.zummo@towertech.it, Ludovic.Desroches@microchip.com
Subject: Re: [PATCH 04/10] rtc: at91rm9200: use of_platform_populate as return value
Date: Wed, 18 Dec 2019 17:43:48 +0100 [thread overview]
Message-ID: <20191218164348.GN695889@piout.net> (raw)
In-Reply-To: <1576686157-11939-5-git-send-email-eugen.hristev@microchip.com>
Hi,
On 18/12/2019 16:24:00+0000, Eugen.Hristev@microchip.com wrote:
> From: Eugen Hristev <eugen.hristev@microchip.com>
>
> This allows the RTC node to have child nodes in DT.
> This allows subnodes to be probed.
>
> Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
> ---
> drivers/rtc/rtc-at91rm9200.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
> index 3b833e0..f1b5b3d 100644
> --- a/drivers/rtc/rtc-at91rm9200.c
> +++ b/drivers/rtc/rtc-at91rm9200.c
> @@ -421,7 +421,7 @@ static int __init at91_rtc_probe(struct platform_device *pdev)
> at91_rtc_write_ier(AT91_RTC_SECEV);
>
> dev_info(&pdev->dev, "AT91 Real Time Clock driver.\n");
> - return 0;
> + return of_platform_populate(pdev->dev.of_node, NULL, NULL, &pdev->dev);
>
You can avoid the DT binding change and DT parsing by using
platform_add_device here. I don't think there is any point describing
the trigger as a child node (a watchdog functionality wouldn't be
described for example).
--
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
next prev parent reply other threads:[~2019-12-18 16:43 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-18 16:23 [PATCH 00/10] Enhancements to at91-sama5d2_adc and rtc trigger Eugen.Hristev
2019-12-18 16:23 ` [PATCH 02/10] dt-bindings: iio: adc: at91-sama5d2: add rtc-trigger optional property Eugen.Hristev
2019-12-23 11:58 ` Jonathan Cameron
2019-12-18 16:23 ` [PATCH 01/10] iio: adc: at91-sama5d2_adc: update for other trigger usage Eugen.Hristev
2019-12-23 11:56 ` Jonathan Cameron
2019-12-18 16:23 ` [PATCH 03/10] dt-bindings: iio: trigger: at91-rtc-trigger: add bindings Eugen.Hristev
2019-12-23 12:01 ` Jonathan Cameron
2019-12-18 16:24 ` [PATCH 04/10] rtc: at91rm9200: use of_platform_populate as return value Eugen.Hristev
2019-12-18 16:43 ` Alexandre Belloni [this message]
2019-12-18 16:52 ` Eugen.Hristev
2019-12-18 16:58 ` Alexandre Belloni
2019-12-19 9:15 ` Eugen.Hristev
2019-12-19 10:23 ` Alexandre Belloni
2019-12-23 11:16 ` Jonathan Cameron
2020-01-09 11:19 ` Eugen.Hristev
2020-01-09 11:52 ` Alexandre Belloni
2019-12-18 16:24 ` [PATCH 05/10] iio: trigger: at91-rtc-trigger: introduce at91 rtc adc trigger driver Eugen.Hristev
2019-12-23 12:17 ` Jonathan Cameron
2019-12-18 16:24 ` [PATCH 06/10] iio: adc: at91-sama5d2_adc: handle unfinished conversions Eugen.Hristev
2019-12-23 12:20 ` Jonathan Cameron
2019-12-18 16:24 ` [PATCH 08/10] iio: adc: at91-sama5d2_adc: implement RTC triggering Eugen.Hristev
2019-12-23 12:28 ` Jonathan Cameron
2019-12-18 16:24 ` [PATCH 07/10] iio: adc: at91-sama5d2_adc: fix differential channels in triggered mode Eugen.Hristev
2019-12-23 12:23 ` Jonathan Cameron
2019-12-18 16:24 ` [PATCH 10/10] ARM: dts: at91: sama5d2_xplained: enable rtc_adc_trigger Eugen.Hristev
2019-12-18 16:24 ` [PATCH 09/10] ARM: dts: at91: sama5d2: add rtc_adc_trigger node Eugen.Hristev
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