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path: root/drivers/firmware/xilinx/zynqmp.c
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2019-04-15firmware: xilinx: Add fpga API'sNava kishore Manne
This Patch Adds fpga API's to support the Bitstream loading by using firmware interface. Signed-off-by: Nava kishore Manne <nava.manne@xilinx.com> Reviewed-by: Moritz Fischer <mdf@kernel.org> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2019-03-18drivers: Defer probe if firmware is not readyRajan Vaja
Driver needs ZynqMP firmware interface to call EEMI APIs. In case firmware is not ready, dependent drivers should wait until the firmware is ready. Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com> Signed-off-by: Jolly Shah <jollys@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2019-02-12drivers: soc: xilinx: Add ZynqMP power domain driverJolly Shah
The zynqmp-genpd driver communicates the usage requirements for logical power domains / devices to the platform FW. FW is responsible for choosing appropriate power states, taking Linux' usage information into account. Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com> Signed-off-by: Jolly Shah <jolly.shah@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2019-02-12firmware: xilinx: Add APIs to control node status/powerRajan Vaja
Add Xilinx ZynqMP firmware APIs to control node status and power. These APIs allows turning on/off power domain and setting capabilities of devices present in power domain. Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com> Signed-off-by: Jolly Shah <jolly.shah@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2019-02-12firmware: xilinx: Implement ZynqMP power management APIsJolly Shah
Add Xilinx ZynqMP firmware APIs to set suspend mode and inform firmware that master has initialized its own power management. Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com> Signed-off-by: Jolly Shah <jolly.shah@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2019-02-05firmware: xilinx: Add zynqmp_pm_get_chipid() APINava kishore Manne
This patch adds a new API to provide access to the hardware related data like soc revision, IDCODE... etc. Signed-off-by: Nava kishore Manne <nava.manne@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2019-01-29firmware: xilinx: Add reset API'sNava kishore Manne
This Patch Adds reset API's to support release, assert and status functionalities by using firmware interface. Signed-off-by: Nava kishore Manne <nava.manne@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2018-10-09firmware: xilinx: Add zynqmp IOCTL API for device controlRajan Vaja
Add ZynqMP firmware IOCTL API to control and configure devices like PLLs, SD, Gem, etc. Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com> Signed-off-by: Jolly Shah <jollys@xilinx.com> Acked-by: Olof Johansson <olof@lixom.net> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2018-09-26firmware: xilinx: Add debugfs interfaceRajan Vaja
Firmware-debug provides debugfs interface to all APIs. Debugfs can be used to call firmware APIs with required parameters. Usage: * Calling firmware API through debugfs: # echo "<api-name> <arg1> .. <argn>" > /sys/.../zynqmp-firmware/pm * Read output of last called firmware API: # cat /sys/.../zynqmp-firmware/pm Refer ug1200 for more information on these APIs: * https://www.xilinx.com/support/documentation/user_guides/ug1200-eemi-api.pdf Add basic debugfs file to get API version. Signed-off-by: Rajan Vaja <rajanv@xilinx.com> Signed-off-by: Jolly Shah <jollys@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2018-09-26firmware: xilinx: Add clock APIsRajan Vaja
Add clock APIs to control clocks through firmware interface. Signed-off-by: Rajan Vaja <rajanv@xilinx.com> Signed-off-by: Jolly Shah <jollys@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2018-09-26firmware: xilinx: Add query data APIRajan Vaja
Add ZynqMP firmware query data API to query platform specific information(clocks, pins) from firmware. Signed-off-by: Rajan Vaja <rajanv@xilinx.com> Signed-off-by: Jolly Shah <jollys@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2018-09-26firmware: xilinx: Add Zynqmp firmware driverRajan Vaja
This patch is adding communication layer with firmware. Firmware driver provides an interface to firmware APIs. Interface APIs can be used by any driver to communicate to PMUFW(Platform Management Unit). All requests go through ATF. Signed-off-by: Rajan Vaja <rajanv@xilinx.com> Signed-off-by: Jolly Shah <jollys@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>