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* bus: tegra-aconnect: Use of_pm_clk_add_clk()Jon Hunter2016-08-161-20/+2
| | | | | | | | | | Commit 498b5fdd40dd ("PM / clk: Add support for adding a specific clock from device-tree") add a new helper function for adding a clock from device-tree to a device. Update the Tegra ACONNECT driver to use this new function to simplify the driver. Signed-off-by: Jon Hunter <jonathanh@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com>
* bus: Add support for Tegra ACONNECTJon Hunter2016-07-011-0/+112
Add a bus driver for the Tegra ACONNECT which is used to interface to various devices within the Audio Processing Engine (APE). The purpose of the bus driver is to register child devices that are accessed via the ACONNECT bus and through the device parent child relationship, ensure that the appropriate power domain and clocks are enabled for the ACONNECT when any of the child devices are active. Hence, the ACONNECT driver simply enables runtime-pm for the ACONNECT device so that when a child device is resumed, it will enable the power-domain and clocks associated with the ACONNECT. Signed-off-by: Jon Hunter <jonathanh@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com>