On 30 March 2016 at 11:15, Jon Hunter <jonathanh@xxxxxxxxxx> wrote: > Adds generic PM domain support for Tegra SoCs but this series only > enables support for it on Tegra 64-bit devices. There is no reason why > this cannot be enable for Tegra 32-bit devices, but to keep the patch > series to a minimum only 64-bit devices are enabled so far. > > This series has been boot tested on Tegra210 as well as various 32-bit > Tegra platforms. > > Summary of changes since V7: > - Minor update to DT documentation per Rob H's feedback. > > Summary of changes since V6: > - Dropped removal of PM domains, while infrastructure for removing PM > domains has been sorted out [4]. Please note that because the PMC driver > is never removed, we can simply create the PM domains at the very end > of the PMC probe and WARN if any of the PM domains cannot be > instantiated. > - Dropped support for subdomains because there is currently no need to > support subdomains for Tegra and this simplifies the code substantially. > - Updated DT bindings for Tegra powergates based upon feedback from > Thierry Reding. > - Added patch to remove "#power-domain-cells" that in the Tegra210 > device-tree source that was added incorrectly. > > Summary of changes since V5 [2]: > - Split series into 2 series, separating PMC fixes [3] from genpd changes > - This series is based upon fixes series (which is now in -next) > - Added patch to fix removal of genpd subdomain > - Added patch to get last genpd that was added > - Fixed locking in function to remove genpd > - Updated Tegra PMC driver to ensure power-domains cannot be controlled > by both legacy Tegra APIs and generic PM domain framework > - Removed powergate list from Tegra PMC driver and updated removal of > power domains to use new genpd APIs. > > Summary of changes since V4 [1]: > - Re-worked fix to handle base address on probe failure > - Added patch to lock around simultaneuous accesses to PMC registers > - Added patch to change powergate and rail IDs to unsigned type > - Added patch to fix testing of powergate state > - Updated patch to check for valid powergates to use a bitmap > - Updated Tegra DT PMC bindings per Rob H's feedback > - Updated Tegra power domains binding per Thierry's feedback > - Updated Tegra generic power domain support per Thierry's feedback > > Summary of changes since V3 [0]: > - Dropped tegra124 support for now > - Removed MC flush support per feedback from Thierry > - Cleaned up the PMC changes per feedback from Thierry > - Added support for tegra210 > > [0] http://comments.gmane.org/gmane.linux.ports.tegra/22944 > [1] http://marc.info/?l=linux-tegra&m=144924153600529&w=2 > [2] http://marc.info/?l=linux-tegra&m=145399885003830&w=2 > [3] http://marc.info/?l=linux-tegra&m=145521381331144&w=2 > [4] http://marc.info/?l=linux-pm&m=145709064407085&w=2 > > Jon Hunter (4): > ARM64: tegra: Remove unused #power-domain-cells property > Documentation: DT: bindings: Add power domain info for NVIDIA PMC > soc: tegra: pmc: Add generic PM domain support > ARM64: tegra: select PM_GENERIC_DOMAINS > > .../bindings/arm/tegra/nvidia,tegra20-pmc.txt | 80 ++++ > arch/arm64/Kconfig.platforms | 2 + > arch/arm64/boot/dts/nvidia/tegra210.dtsi | 2 - > drivers/soc/tegra/pmc.c | 485 ++++++++++++++++++--- > include/soc/tegra/pmc.h | 1 + > 5 files changed, 507 insertions(+), 63 deletions(-) > > -- > 2.1.4 > For the series: Reviewed-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx> Kind regards Uffe -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
