summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-tegra/powergate.c
AgeCommit message (Collapse)Author
2012-06-11ARM: tegra: add clk_prepare/clk_unpreparePrashant Gaikwad
Use clk_prepare/clk_unprepare as required by the generic clk framework. Tested on Ventana and Cardhu. Signed-off-by: Prashant Gaikwad <pgaikwad@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2012-05-08ARM: tegra: use machine specific hook for late initShawn Guo
Cc: Colin Cross <ccross@android.com> Cc: Olof Johansson <olof@lixom.net> Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Acked-by: Stephen Warren <swarren@wwwdotorg.org>
2012-02-26ARM: tegra: support for Tegra30 CPU powerdomainsPeter De Schrijver
Secondary CPU powerdomains can be powergated on Tegra30. Add the necessary functions to do this. This will be used to boot the secondary CPUs later on. Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com> Acked-by: Stephen Warren <swarren@nvidia.com> Tested-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Olof Johansson <olof@lixom.net>
2012-02-26ARM: tegra: add support for Tegra30 powerdomainsPeter De Schrijver
Add support for the new powerdomains in Tegra30 such as extra CPU cores and the SATA domain. Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com> Acked-by: Stephen Warren <swarren@nvidia.com> Tested-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Olof Johansson <olof@lixom.net>
2012-02-26ARM: tegra: export tegra_powergate_is_powered()Peter De Schrijver
Export tegra_powergate_is_powered(). This function will be used by the Tegra30 code to bringup secondary CPU cores. Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com> Acked-by: Stephen Warren <swarren@nvidia.com> Tested-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Olof Johansson <olof@lixom.net>
2012-02-26ARM: tegra: prepare powergate.c for multiple variantsPeter De Schrijver
Prepare the powergating code for other Tegra variants which have a different number of powerdomains. Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com> Acked-by: Stephen Warren <swarren@nvidia.com> Tested-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Olof Johansson <olof@lixom.net>
2011-10-13ARM: tegra: tegra_powergate_is_powered should be staticOlof Johansson
Not exported and not used externally. Also, fix return type. Due to new return type, errors can't be returned so WARN_ON instead of returning error if a bad parameter is specified. Signed-off-by: Olof Johansson <olof@lixom.net> Acked-by: Stephen Warren <swarren@nvidia.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
2011-02-09ARM: tegra: Add api to control internal powergatingColin Cross
Signed-off-by: Colin Cross <ccross@android.com>