linux-toradex.git/include/linux/regulator, branch tegra-12r3 Linux kernel for Apalis and Colibri modules regulator: tps80031: Add VBUS as regulator DO NOT MERGE 2011-06-29T21:36:28+00:00 Laxman Dewangan ldewangan@nvidia.com 2011-06-27T10:23:12+00:00 a00f7db4759307d07f68db7a2ca6ebd84dd749d5 Providing the control of VBUS through regulator api. bug 833736 Change-Id: I6aeae903bbfa3b0346a4dd268f143d40e6502c58 Reviewed-on: http://git-master/r/39022 Reviewed-by: Thomas Cherry <tcherry@nvidia.com> Tested-by: Thomas Cherry <tcherry@nvidia.com> Reviewed-by: Jeremy Wyman <jwyman@nvidia.com> Tested-by: Jeremy Wyman <jwyman@nvidia.com> 
Providing the control of VBUS through regulator api.

bug 833736

Change-Id: I6aeae903bbfa3b0346a4dd268f143d40e6502c58
Reviewed-on: http://git-master/r/39022
Reviewed-by: Thomas Cherry <tcherry@nvidia.com>
Tested-by: Thomas Cherry <tcherry@nvidia.com>
Reviewed-by: Jeremy Wyman <jwyman@nvidia.com>
Tested-by: Jeremy Wyman <jwyman@nvidia.com>
arm: mfd/regulator: Adding driver for tps80031 2011-05-27T01:59:21+00:00 Laxman Dewangan ldewangan@nvidia.com 2011-05-26T08:23:59+00:00 95c2136f2d82e1e489685badad639e96603a7234 Adding core and regulator driver for the TI pmu device tps80031. Following functionality is added: - Basic core driver interface to access register. - Regulator driver. - gpio driver. - interrupt support from pmu. - clock 32 initialization. bug 830904 bug 829658 Change-Id: I41e732c0b5d0472209798552b5264038e5a97ee4 Reviewed-on: http://git-master/r/33109 Tested-by: Laxman Dewangan <ldewangan@nvidia.com> Reviewed-by: Thomas Cherry <tcherry@nvidia.com> Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com> Reviewed-by: Scott Williams <scwilliams@nvidia.com> 
Adding core and regulator driver for the TI pmu device tps80031.
Following functionality is added:
- Basic core driver interface to access register.
- Regulator driver.
- gpio driver.
- interrupt support from pmu.
- clock 32 initialization.

bug 830904
bug 829658

Change-Id: I41e732c0b5d0472209798552b5264038e5a97ee4
Reviewed-on: http://git-master/r/33109
Tested-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-by: Thomas Cherry <tcherry@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-by: Scott Williams <scwilliams@nvidia.com>
driver:regulator: tps6591x: sleep mode support 2011-05-25T22:15:19+00:00 Luke Huang lhuang@nvidia.com 2011-05-19T17:29:51+00:00 e9b1e6b8c28d869822ffbaba0c456832fae7dad4 Adding controls for the following items 1. PMU SLEEP state enable/disable 2. Keep 32KHz clock out on sleep mode 3. Keep thermal monitor on sleep mode 4. Keep LDO full load capability on sleep mode 5. Keep high speed internal clock on sleep mode 3. Turn off power rails on sleep mode Change-Id: I389bca4a4d7ff9ae264727af8e93dcec796d3c0c Reviewed-on: http://git-master/r/32222 Reviewed-by: Scott Williams <scwilliams@nvidia.com> Tested-by: Chih-Lung Huang <lhuang@nvidia.com> Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com> 
Adding controls for the following items
1. PMU SLEEP state enable/disable
2. Keep 32KHz clock out on sleep mode
3. Keep thermal monitor on sleep mode
4. Keep LDO full load capability on sleep mode
5. Keep high speed internal clock on sleep mode
3. Turn off power rails on sleep mode

Change-Id: I389bca4a4d7ff9ae264727af8e93dcec796d3c0c
Reviewed-on: http://git-master/r/32222
Reviewed-by: Scott Williams <scwilliams@nvidia.com>
Tested-by: Chih-Lung Huang <lhuang@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
regulator: Add initial per-regulator debugfs support 2011-05-23T23:56:33+00:00 Mark Brown broonie@opensource.wolfsonmicro.com 2010-12-21T23:49:31+00:00 d3923800031bb867eceba101b382321e694fa062 We only expose the use and open counts to userspace, providing a tiny bit of insight into what the API is up to. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk> (cherry picked from commit 1130e5b3ff4a7f3f54a48d46e9d0d81b47765bd8) Reviewed-on: http://git.kernel.org/?p=linux/kernel/git/torvalds/ linux-2.6.git;a=commit;h=1130e5b3ff4a7f3f54a48d46e9d0d81b47765bd8 Change-Id: I4454e34ee8dca3ea2932fb3b8f3ff8ad668d3147 Reviewed-on: http://git-master/r/30957 Tested-by: Varun Wadekar <vwadekar@nvidia.com> Reviewed-by: Scott Williams <scwilliams@nvidia.com> Reviewed-by: Daniel Willemsen <dwillemsen@nvidia.com> 
We only expose the use and open counts to userspace, providing a tiny
bit of insight into what the API is up to.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
(cherry picked from commit 1130e5b3ff4a7f3f54a48d46e9d0d81b47765bd8)

Reviewed-on: http://git.kernel.org/?p=linux/kernel/git/torvalds/
linux-2.6.git;a=commit;h=1130e5b3ff4a7f3f54a48d46e9d0d81b47765bd8

Change-Id: I4454e34ee8dca3ea2932fb3b8f3ff8ad668d3147
Reviewed-on: http://git-master/r/30957
Tested-by: Varun Wadekar <vwadekar@nvidia.com>
Reviewed-by: Scott Williams <scwilliams@nvidia.com>
Reviewed-by: Daniel Willemsen <dwillemsen@nvidia.com>
Regulator: add suspend-finish API for regulator core. 2011-05-23T23:56:25+00:00 MyungJoo Ham myungjoo.ham@samsung.com 2011-03-11T01:13:59+00:00 cbb7d2b75535ed5f293bcac5b5ecd6cafa482f1a The regulator core had suspend-prepare that turns off the regulators when entering a system-wide suspend. However, it did not have suspend-finish that pairs with suspend-prepare and the regulator core has assumed that the regulator devices and their drivers support autonomous recover at resume. This patch adds regulator_suspend_finish that pairs with the previously-existed regulator_suspend_prepare. The function regulator_suspend_finish turns on the regulators that have always_on set or positive use_count so that we can reset the regulator states appropriately at resume. In regulator_suspend_finish, if has_full_constraints, it disables unnecessary regulators. Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> -- Updates v3 comments corrected (Thanks to Igor) v2 disable unnecessary regulators (Thanks to Mark) Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk> (cherry picked from commit 7a32b589a9c856493bccb02db55047edc04eee7b) Reviewed-on: http://git.kernel.org/?p=linux/kernel/git/torvalds/ linux-2.6.git;a=commit;h=7a32b589a9c856493bccb02db55047edc04eee7b Change-Id: Iaf2e36e9d645c724e2d98e6566aadec5c013212e Reviewed-on: http://git-master/r/30956 Tested-by: Varun Wadekar <vwadekar@nvidia.com> Reviewed-by: Scott Williams <scwilliams@nvidia.com> Reviewed-by: Daniel Willemsen <dwillemsen@nvidia.com> 
The regulator core had suspend-prepare that turns off the regulators
when entering a system-wide suspend. However, it did not have
suspend-finish that pairs with suspend-prepare and the regulator core
has assumed that the regulator devices and their drivers support
autonomous recover at resume.

This patch adds regulator_suspend_finish that pairs with the
previously-existed regulator_suspend_prepare. The function
regulator_suspend_finish turns on the regulators that have always_on set
or positive use_count so that we can reset the regulator states
appropriately at resume.

In regulator_suspend_finish, if has_full_constraints, it disables
unnecessary regulators.

Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
--
Updates
v3
	comments corrected (Thanks to Igor)
v2
	disable unnecessary regulators (Thanks to Mark)
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
(cherry picked from commit 7a32b589a9c856493bccb02db55047edc04eee7b)

Reviewed-on: http://git.kernel.org/?p=linux/kernel/git/torvalds/
linux-2.6.git;a=commit;h=7a32b589a9c856493bccb02db55047edc04eee7b

Change-Id: Iaf2e36e9d645c724e2d98e6566aadec5c013212e
Reviewed-on: http://git-master/r/30956
Tested-by: Varun Wadekar <vwadekar@nvidia.com>
Reviewed-by: Scott Williams <scwilliams@nvidia.com>
Reviewed-by: Daniel Willemsen <dwillemsen@nvidia.com>
regulator: Copy constraints from regulators when initialising them 2011-05-23T23:55:41+00:00 Mark Brown broonie@opensource.wolfsonmicro.com 2010-11-29T15:55:17+00:00 54b9754390a04be871ab1defee7381e1fb580bbd Currently the regulator API uses the constraints structure passed in to the core throughout the lifetime of the object. This means that it is not possible to mark the constraints as __initdata so if the kernel supports many boards the constraints for all of them are kept around throughout the lifetime of the system, consuming memory needlessly. By copying constraints that are actually used we allow the use of __initdata, saving memory when multiple boards are supported. This also means the constraints can be const. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk> (cherry picked from commit f8c12fe329c8da9f50d8b2b1183eeaa4d587e747) Reviewed-on: http://git.kernel.org/?p=linux/kernel/git/torvalds/ linux-2.6.git;a=commit;h=f8c12fe329c8da9f50d8b2b1183eeaa4d587e747 Change-Id: Ifaa6a8d1b083960a817c23c970e4fccbad67af05 Reviewed-on: http://git-master/r/30954 Tested-by: Varun Wadekar <vwadekar@nvidia.com> Reviewed-by: Scott Williams <scwilliams@nvidia.com> Reviewed-by: Daniel Willemsen <dwillemsen@nvidia.com> 
Currently the regulator API uses the constraints structure passed in to
the core throughout the lifetime of the object. This means that it is not
possible to mark the constraints as __initdata so if the kernel supports
many boards the constraints for all of them are kept around throughout the
lifetime of the system, consuming memory needlessly. By copying constraints
that are actually used we allow the use of __initdata, saving memory when
multiple boards are supported.

This also means the constraints can be const.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
(cherry picked from commit f8c12fe329c8da9f50d8b2b1183eeaa4d587e747)

Reviewed-on: http://git.kernel.org/?p=linux/kernel/git/torvalds/
linux-2.6.git;a=commit;h=f8c12fe329c8da9f50d8b2b1183eeaa4d587e747

Change-Id: Ifaa6a8d1b083960a817c23c970e4fccbad67af05
Reviewed-on: http://git-master/r/30954
Tested-by: Varun Wadekar <vwadekar@nvidia.com>
Reviewed-by: Scott Williams <scwilliams@nvidia.com>
Reviewed-by: Daniel Willemsen <dwillemsen@nvidia.com>
regulator: tps6236x: Adding driver 2011-05-17T18:52:01+00:00 Laxman Dewangan ldewangan@nvidia.com 2011-05-12T17:35:28+00:00 95476fd0eee5030d37fd15b46c9f99b55e9b084b Adding regulator driver for the device TPS6236x. bug 821295 Change-Id: Ifed4044db33fa6867248fae000bddf6239cb9685 Reviewed-on: http://git-master/r/31386 Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com> Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com> Tested-by: Laxman Dewangan <ldewangan@nvidia.com> 
Adding regulator driver for the device TPS6236x.

bug 821295

Change-Id: Ifed4044db33fa6867248fae000bddf6239cb9685
Reviewed-on: http://git-master/r/31386
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
Tested-by: Laxman Dewangan <ldewangan@nvidia.com>
regulator: gpio_switch: voltage should be return in microvolts 2011-05-11T22:18:47+00:00 Laxman Dewangan ldewangan@nvidia.com 2011-05-05T10:29:39+00:00 b41e978d529a0e83174d2d33cf608fba441a5f9d The get_voltage should return voltage in unit of microvolts. bug 823828 Change-Id: I41d168f2845947cab0b076b0d3f0b70305af240b Reviewed-on: http://git-master/r/30488 Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com> Tested-by: Laxman Dewangan <ldewangan@nvidia.com> Reviewed-by: Peter De Schrijver <pdeschrijver@nvidia.com> Tested-by: Peter De Schrijver <pdeschrijver@nvidia.com> Reviewed-by: Diwakar Tundlam <dtundlam@nvidia.com> Reviewed-by: Scott Williams <scwilliams@nvidia.com> 
The get_voltage should return voltage in unit of microvolts.

bug 823828

Change-Id: I41d168f2845947cab0b076b0d3f0b70305af240b
Reviewed-on: http://git-master/r/30488
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
Tested-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Tested-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Reviewed-by: Diwakar Tundlam <dtundlam@nvidia.com>
Reviewed-by: Scott Williams <scwilliams@nvidia.com>
arm: tegra: cardhu: Cleanup to support multiboards configuration 2011-04-26T22:53:32+00:00 Laxman Dewangan ldewangan@nvidia.com 2011-03-10T11:31:44+00:00 9028eab876914adb2003e96a7626d38254703982 Cleanup in the configuration related to board is done so that it will be easier to add another board configuration on same build configuration. Original-Change-Id: Id030d70e4893b886ee73aaf944450526e7722e7e Reviewed-on: http://git-master/r/22392 Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com> Tested-by: Laxman Dewangan <ldewangan@nvidia.com> Reviewed-by: Mohit Singh <mpsingh@nvidia.com> Tested-by: Mohit Singh <mpsingh@nvidia.com> Reviewed-by: Mallikarjun Kasoju <mkasoju@nvidia.com> Reviewed-by: Rakesh Bodla <rbodla@nvidia.com> Tested-by: Rakesh Bodla <rbodla@nvidia.com> Reviewed-by: Ramachandrudu Kandhala <rkandhala@nvidia.com> Change-Id: Id737a2668ce13470be80086e3d3764c4f9ac6096 
Cleanup in the configuration related to board is done so that
it will be easier to add another board configuration on same
build configuration.

Original-Change-Id: Id030d70e4893b886ee73aaf944450526e7722e7e
Reviewed-on: http://git-master/r/22392
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
Tested-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-by: Mohit Singh <mpsingh@nvidia.com>
Tested-by: Mohit Singh <mpsingh@nvidia.com>
Reviewed-by: Mallikarjun Kasoju <mkasoju@nvidia.com>
Reviewed-by: Rakesh Bodla <rbodla@nvidia.com>
Tested-by: Rakesh Bodla <rbodla@nvidia.com>
Reviewed-by: Ramachandrudu Kandhala <rkandhala@nvidia.com>
Change-Id: Id737a2668ce13470be80086e3d3764c4f9ac6096
ARM: tegra: cardhu: Enable VDD_CPU external control 2011-04-26T22:52:07+00:00 Alex Frid afrid@nvidia.com 2011-02-20T06:32:51+00:00 59ee140e5bded65b281bf0fafb9f2a6d849fb3e3 Original-Change-Id: Ie2b9c7bb441c72c105ca3205bdd42a8dcd76d9ef Reviewed-on: http://git-master/r/20230 Reviewed-by: Hoang Pham <hopham@nvidia.com> Reviewed-by: Aleksandr Frid <afrid@nvidia.com> Tested-by: Aleksandr Frid <afrid@nvidia.com> Reviewed-by: Yu-Huan Hsu <yhsu@nvidia.com> Change-Id: I9896c0568ee5103a2608cf4abcab36f592a83f21 
Original-Change-Id: Ie2b9c7bb441c72c105ca3205bdd42a8dcd76d9ef
Reviewed-on: http://git-master/r/20230
Reviewed-by: Hoang Pham <hopham@nvidia.com>
Reviewed-by: Aleksandr Frid <afrid@nvidia.com>
Tested-by: Aleksandr Frid <afrid@nvidia.com>
Reviewed-by: Yu-Huan Hsu <yhsu@nvidia.com>
Change-Id: I9896c0568ee5103a2608cf4abcab36f592a83f21