linux-kernel - Re: [PATCH v4 0/4] regulator support for pmbus and ltc2978

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Date:	Wed, 1 Oct 2014 13:07:43 -0700
From:	Guenter Roeck <linux@...ck-us.net>
To:	atull@...nsource.altera.com
Cc:	jdelvare@...e.de, lm-sensors@...sensors.org, lgirdwood@...il.com,
	broonie@...nel.org, robh+dt@...nel.org, pawel.moll@....com,
	mark.rutland@....com, ijc+devicetree@...lion.org.uk,
	galak@...eaurora.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, delicious.quinoa@...il.com,
	dinguyen@...nsource.altera.com, yvanderv@...nsource.altera.com
Subject: Re: [PATCH v4 0/4] regulator support for pmbus and ltc2978

On Wed, Oct 01, 2014 at 02:05:46PM -0500, atull@...nsource.altera.com wrote:
> From: Alan Tull <atull@...nsource.altera.com>
> 
> This set of patches adds regulator support for pmbus_core.c and ltc2978.c
> 
> Each output has individual on/off control.
> 
> From PMBus_Specification_Part_II_Rev_1-3_20140318.pdf: 12.1.1. OPERATION
> Command Bit [7] Bit [7] controls whether the PMBus device output is on or off.
> If bit [7] is cleared (equals 0), then the output is off.  If bit [7] is set
> (equals 1), then the output is on.
> 
> Fixes in v4 are not huge: Add device tree bindings documentation for ltc2978.
> rename _pmbus_regulator_enable to _pmbus_regulator_on_off simplify
> _pmbus_regulator_on_off code s/regulator_regulator/regulator/ fix build break
> when !CONFIG_REGULATOR remove unused #define PB_OPERATION_CONTROL_SEQ_OFF fix
> a #endif comment simplify probe code, remove added switch statement remove
> BUG_ON(), add error message and fix num_regulators
> 
> Patch 1: document device tree bindings for ltc2978
> 
> Patch 2: add two helper functions for byte pmbus byte operations * byte write
> and byte read/modify/write
> 
> Patch 3: regulator support added in pmbus_core.c and pmbus.h * regulator_ops
> functions (is_enabled, enable, and disable) * gets regulator init data from
> device tree or platform data * registers the regulators * header has a macro
> for chip drivers to build their regulator_desc data
> 
> Patch 4: changes for ltc2978.c * Add Kconfig to enable/disable ltc2978
> regulator functionality * add regulator_desc and of_regulator_match info * use
> same structs for all parts; set num_regulators appropriately.
> 
Looks like this patch got lost. I did not get it, and I don't see it on lkml
either.

Guenter
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