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Subject[PATCH v8 0/2] GPCv2 power gating driver
Date
Shawn,

Here's v8 of GPCv2 patches with more feedback from Dong incorporated.

Thanks,
Andrey Smirnov

Changes since v7 (see [v7]):

- Drop the code to support USB OTG power domains and simplify
a number of codepaths because of that

- Add access table to regmap config to prevent accesses to
undesired locations in the register file

- Dropped cache type specifier from regmap config

- Re-arrange constant definition to align more closesly with RM

- Minor stylistic adjustments

Changes since v6 (see [v6]):

- Drop .readable_reg related code

- Switch regmap to REGCACHE_NONE and drop .volatile_reg

- Remove unnecessary #include directives

Changes since v5 (see [v5]):

- Apply reverse tree variable declartaion fromatting to
imx_gpcv2_probe() and imx7_gpc_pu_pgc_sw_pxx_req()

- Drop patch #3 in favour of defaulting to y in Kconfig

Changes since v4 (see [v4]):

- Single patch is split into multiple as per Shawn's reques

- Incorporated various feedback from Shawn

Changes since v3 (see [v3]):

- Minor device tree bindings documentation fixes as per
feedback from Rob Herring
- Collect Acked-by from Rob

Changes since v2 (see [v2]):

- Fix a critical bug where incorrect state of a bit was
expected in a busy wait loop (bit set instead of bit
cleared) imx7_gpc_pu_pgc_sw_pxx_req()

- Add missing step (setting of PCR in GPC_PGC_nCTRL) in power
down procedure

Changes since v1 (see [v1]):

- Various small DT bindings description fixes as per feedback
from Rob Herring


[v1] https://lkml.org/lkml/2017/2/6/554
[v2] https://lkml.org/lkml/2017/2/13/489
[v3] https://lkml.org/lkml/2017/2/20/338
[v4] https://lkml.org/lkml/2017/2/28/738
[v5] https://lkml.org/lkml/2017/3/14/547
[v6] https://lkml.org/lkml/2017/3/16/357
[v7] https://lkml.org/lkml/2017/3/21/405


Andrey Smirnov (2):
dt-bindings: Add GPCv2 power gating driver
soc/imx: Add GPCv2 power gating driver

.../devicetree/bindings/power/fsl,imx-gpcv2.txt | 71 ++++
drivers/soc/Kconfig | 1 +
drivers/soc/imx/Kconfig | 10 +
drivers/soc/imx/Makefile | 1 +
drivers/soc/imx/gpcv2.c | 363 +++++++++++++++++++++
include/dt-bindings/power/imx7-power.h | 16 +
6 files changed, 462 insertions(+)
create mode 100644 Documentation/devicetree/bindings/power/fsl,imx-gpcv2.txt
create mode 100644 drivers/soc/imx/Kconfig
create mode 100644 drivers/soc/imx/gpcv2.c
create mode 100644 include/dt-bindings/power/imx7-power.h

--
2.9.3

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