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From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Rajendra Nayak <rnayak@ti.com>
Cc: grant.likely@secretlab.ca, devicetree-discuss@lists.ozlabs.org,
	linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	tony@atomide.com, lrg@ti.com, b-cousson@ti.com
Subject: Re: [RFC PATCH 04/11] omap4: SDP: Pass regulator_init_data from DT
Date: Fri, 16 Sep 2011 10:00:26 +0100	[thread overview]
Message-ID: <20110916090026.GD22062@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <4E72F7F1.9060703@ti.com>

On Fri, Sep 16, 2011 at 12:47:05PM +0530, Rajendra Nayak wrote:
> On Thursday 15 September 2011 07:16 PM, Mark Brown wrote:
> >On Thu, Sep 15, 2011 at 04:52:00PM +0530, Rajendra Nayak wrote:

> >>+Required properties:
> >>+- compatible: Must be "regulator","ti,twl-reg";

> >I'd expect listings for the specific chips too.

> I just did'nt do that because we have just one driver for
> all twl chips (twl4030/twl6030/twl6025) and there seems to be
> no real need to identify specific chips while we could
> do knowing just the chip family.

The driver can bind to as many names as it likes.

> >>+	xyz-regulator: regulator@0 {
> >>+		compatible = "regulator","ti,twl-reg";
> >>+		ti,reg-id =<37>; /* TWL6030_REG_VAUX1_6030 */

> >These magic numbers are *very* Linux specific, we should have a better
> >way of specifying regulators - I'd off the top of my head expect that
> >the compatible property would identify the regulator.

> The driver seems to use a per-regulator table, and it uses the above
> id to indexed into it. I could probably do it with the compatible

I know what the driver is doing, the problem is that it's very much
specific to Linux (and Linux may change the numbers at some point).

> property, but that would mean I have a compatible for *each* regulator
> instance, like "ti,twl-reg-vaux1", "ti,twl-reg-vmmc" etc.
> Does that sound reasonable?

Yes.

  reply	other threads:[~2011-09-16  9:00 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-15 11:21 [RFC PATCH 00/11] Device tree support for regulators Rajendra Nayak
2011-09-15 11:21 ` [RFC PATCH 01/11] OMAP: TWL: Clean up mode and ops mask passed from board files Rajendra Nayak
2011-09-15 11:21   ` [RFC PATCH 02/11] regulator: Fix error check in set_consumer_device_supply Rajendra Nayak
2011-09-15 11:21     ` [RFC PATCH 03/11] DT: regulator: Helper routine to extract regulator_init_data Rajendra Nayak
2011-09-15 11:22       ` [RFC PATCH 04/11] omap4: SDP: Pass regulator_init_data from DT Rajendra Nayak
2011-09-15 11:22         ` [RFC PATCH 05/11] TWL: regulator: Make twl-regulator driver extract data " Rajendra Nayak
2011-09-15 11:22           ` [RFC PATCH 06/11] DT: regulator: Helper routine to extract fixed_voltage_config Rajendra Nayak
2011-09-15 11:22             ` [RFC PATCH 07/11] regulator: Make fixed regulator driver extract data from DT Rajendra Nayak
2011-09-15 11:22               ` [RFC PATCH 08/11] omap4: panda: Pass fixed regulator " Rajendra Nayak
2011-09-15 11:22                 ` [RFC PATCH 09/11] DT: regulator: Helper to extract regulator node based on supply name Rajendra Nayak
2011-09-15 11:22                   ` [RFC PATCH 10/11] regulator: Implement consumer regulator mapping from device tree Rajendra Nayak
2011-09-15 11:22                     ` [RFC PATCH 11/11] DT: regulator: register regulators as platform devices Rajendra Nayak
2011-09-15 14:21                       ` Mark Brown
2011-09-16  7:22                         ` Rajendra Nayak
2011-09-15 13:59                     ` [RFC PATCH 10/11] regulator: Implement consumer regulator mapping from device tree Mark Brown
2011-09-16  7:21                       ` Rajendra Nayak
     [not found]                         ` <4E72F8E2.3020200-l0cyMroinI0@public.gmane.org>
2011-09-16  9:02                           ` Mark Brown
2011-09-15 13:54                   ` [RFC PATCH 09/11] DT: regulator: Helper to extract regulator node based on supply name Mark Brown
2011-09-15 22:50                     ` Grant Likely
2011-09-15 23:03                       ` Mark Brown
2011-09-16  7:19                         ` Rajendra Nayak
2011-09-15 13:51               ` [RFC PATCH 07/11] regulator: Make fixed regulator driver extract data from DT Mark Brown
2011-09-15 13:50             ` [RFC PATCH 06/11] DT: regulator: Helper routine to extract fixed_voltage_config Mark Brown
2011-09-16  7:19               ` Rajendra Nayak
2011-09-16  9:01                 ` Mark Brown
     [not found]                   ` <20110916090123.GE22062-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2011-09-16  9:26                     ` Rajendra Nayak
2011-09-15 22:19             ` Grant Likely
2011-09-15 22:18           ` [RFC PATCH 05/11] TWL: regulator: Make twl-regulator driver extract data from DT Grant Likely
2011-09-16  7:25             ` Rajendra Nayak
2011-09-15 13:46         ` [RFC PATCH 04/11] omap4: SDP: Pass regulator_init_data " Mark Brown
2011-09-15 22:16           ` Grant Likely
2011-09-16  7:17           ` Rajendra Nayak
2011-09-16  9:00             ` Mark Brown [this message]
2011-09-16  9:26               ` Rajendra Nayak
2011-09-15 22:15         ` Grant Likely
2011-09-15 13:44       ` [RFC PATCH 03/11] DT: regulator: Helper routine to extract regulator_init_data Mark Brown
2011-09-15 18:17         ` Rob Herring
2011-09-16  7:15         ` Rajendra Nayak
2011-09-16  8:58           ` Mark Brown
2011-09-15 18:30       ` Rob Herring
2011-09-15 22:12       ` Grant Likely
2011-09-16  7:24         ` Rajendra Nayak
2011-09-16  9:52           ` Mark Brown
2011-09-15 13:33     ` [RFC PATCH 02/11] regulator: Fix error check in set_consumer_device_supply Mark Brown
2011-09-16  7:12       ` Rajendra Nayak
2011-09-15 13:32   ` [RFC PATCH 01/11] OMAP: TWL: Clean up mode and ops mask passed from board files Mark Brown
2011-09-16  7:11     ` Rajendra Nayak
2011-09-16  8:57       ` Mark Brown
2011-09-16  9:25         ` Rajendra Nayak

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