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From: Marco Felsch <m.felsch@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: Barebox List <barebox@lists.infradead.org>
Subject: Re: [PATCH 17/17] ARM: i.MX Phytec physom: Add deep-probe support
Date: Mon, 26 Apr 2021 11:26:11 +0200	[thread overview]
Message-ID: <20210426092611.dexrfgpr5qq5kywd@pengutronix.de> (raw)
In-Reply-To: <20210426092025.ayufzlgd7hchyngw@pengutronix.de>

On 21-04-26 11:20, Marco Felsch wrote:
> On 21-04-19 09:12, Ahmad Fatoum wrote:
> > Hi,
> > 
> > On 16.04.21 11:49, Sascha Hauer wrote:
> > > +BAREBOX_DEEP_PROBE_ENABLE("phytec,imx6q-pfla02");
> > > +BAREBOX_DEEP_PROBE_ENABLE("phytec,imx6dl-pfla02");
> > > +BAREBOX_DEEP_PROBE_ENABLE("phytec,imx6s-pfla02");
> > > +BAREBOX_DEEP_PROBE_ENABLE("phytec,imx6q-pcaaxl3");
> > > +BAREBOX_DEEP_PROBE_ENABLE("phytec,imx6q-pcm058-nand");
> > > +BAREBOX_DEEP_PROBE_ENABLE("phytec,imx6q-pcm058-emmc");
> > > +BAREBOX_DEEP_PROBE_ENABLE("phytec,imx6dl-pcm058-nand");
> > > +BAREBOX_DEEP_PROBE_ENABLE("phytec,imx6qp-pcm058-nand");
> > > +BAREBOX_DEEP_PROBE_ENABLE("phytec,imx6dl-pcm058-emmc");
> > > +BAREBOX_DEEP_PROBE_ENABLE("phytec,imx6ul-pcl063-nand");
> > > +BAREBOX_DEEP_PROBE_ENABLE("phytec,imx6ul-pcl063-emmc");
> > 
> > How about changing BAREBOX_DEEP_PROBE_ENABLE so BAREBOX_DEEP_PROBE_ENABLE(physom_imx6_match);
> > works? Updated boards should be using board drivers anyway, so make it easier for them to
> > enable deep probe.
> 
> Hi Ahmad,
> 
> Why do I need to chnage it to board drivers if I only wanna fix a probe
> order issue? But you're right adding the _match table should be possible
> to :)
> 
> > I'd go even further and require board drivers by having it take a driver_d * as argument
> > and introduce deep_probe_board_driver() that expands to postcore_platform_driver and
> > BAREBOX_DEEP_PROBE_ENABLE.
> 
> How about this:
>  1st) adding a probe_enum like kernel and introduce PROBE_PREFER_DEEP
                   ^
	I mean 'enum probe_type', sry.

>  2nd) adding a deep_probe_enable_board() function to common/deep_probe.c
>  3th) checking during register_driver() if the flag is set and call the
>       deep_probe_enable_board().
> 
> This allows use to still use the macro mechanism and the boards already
> converted to the board driver style can use this simple enum to mark all
> boards as deep-probable.
> 
> Regards,
>   Marco
> 
> > This would prevent having a board driver that's deep probe incompatible in the
> > first place, because it will likely not find the resources it requires that early
> > if it doesn't deep probe.
> > 
> > Cheers,
> > Ahmad
> > 
> > -- 
> > Pengutronix e.K.                           |                             |
> > Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
> > 31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
> > Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |
> > 
> > _______________________________________________
> > barebox mailing list
> > barebox@lists.infradead.org
> > http://lists.infradead.org/mailman/listinfo/barebox
> > 
> 
> -- 
> Pengutronix e.K.                           |                             |
> Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
> 31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
> Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |
> 
> _______________________________________________
> barebox mailing list
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> 

-- 
Pengutronix e.K.                           |                             |
Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |

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  reply	other threads:[~2021-04-26  9:27 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-16  9:49 [PATCH v4 00/17] barebox deep probe support Sascha Hauer
2021-04-16  9:49 ` [PATCH 01/17] imx53: remove unused imx53_add_nand Sascha Hauer
2021-04-16  9:49 ` [PATCH 02/17] of: platform: remove check of already added devices Sascha Hauer
2021-04-16  9:49 ` [PATCH 03/17] of: platform: Keep track of populated platform devices Sascha Hauer
2021-04-16  9:49 ` [PATCH 04/17] of: base: move memory init from DT to initcall Sascha Hauer
2021-04-16  9:49 ` [PATCH 05/17] of: base: move clock init from of_probe() to barebox_register_of() Sascha Hauer
2021-04-16  9:49 ` [PATCH 06/17] of: Set of_chosen and of_model earlier Sascha Hauer
2021-04-16  9:49 ` [PATCH 07/17] of: implement of_get_stdoutpath() Sascha Hauer
2021-04-16  9:49 ` [PATCH 08/17] initcall: add of_populate_initcall Sascha Hauer
2021-04-16  9:49 ` [PATCH 09/17] common: add initial barebox deep-probe support Sascha Hauer
2021-04-19  7:16   ` Ahmad Fatoum
2021-04-26  8:15     ` Marco Felsch
2021-04-16  9:49 ` [PATCH 10/17] pinctrl: Find controller node first Sascha Hauer
2021-04-16  9:49 ` [PATCH 11/17] common: Explicitly probe consoles earlier with deep probe Sascha Hauer
2021-04-16  9:49 ` [PATCH 12/17] pinctrl: Add deep probe support Sascha Hauer
2021-04-16  9:49 ` [PATCH 13/17] ARM: i.MX: esdctl: add deep-probe support Sascha Hauer
2021-04-16  9:49 ` [PATCH 14/17] ARM: stm32mp: ddrctrl: " Sascha Hauer
2021-04-16  9:49 ` [PATCH 15/17] ARM: boards: mx6-sabrelite: " Sascha Hauer
2021-04-16  9:49 ` [PATCH 16/17] ARM: i.MX Phytec physom: convert to board driver Sascha Hauer
2021-04-16  9:49 ` [PATCH 17/17] ARM: i.MX Phytec physom: Add deep-probe support Sascha Hauer
2021-04-19  7:12   ` Ahmad Fatoum
2021-04-26  9:20     ` Marco Felsch
2021-04-26  9:26       ` Marco Felsch [this message]
2021-04-26  9:36       ` Ahmad Fatoum
2021-04-26 10:03         ` Marco Felsch
2021-04-19  7:35 ` [PATCH v4 00/17] barebox deep probe support Ahmad Fatoum
2021-04-28 10:28 ` [PATCH 1/3] fixup! common: add initial barebox deep-probe support Marco Felsch
2021-04-28 10:28   ` [PATCH 2/3] fixup! ARM: boards: mx6-sabrelite: add " Marco Felsch
2021-04-28 10:28   ` [PATCH 3/3] fixup! ARM: i.MX Phytec physom: Add " Marco Felsch
2021-04-28 10:42   ` [PATCH 1/3] fixup! common: add initial barebox " Ahmad Fatoum
2021-04-28 10:48     ` Marco Felsch
2021-04-28 11:21   ` Marco Felsch
2021-05-03 11:54   ` Sascha Hauer
2021-05-06  9:28 [PATCH v5 00/17] barebox deep probe support Sascha Hauer
2021-05-06  9:29 ` [PATCH 17/17] ARM: i.MX Phytec physom: Add deep-probe support Sascha Hauer

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