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| author |   Rajan Vaja <rajanv@xilinx.com> | 2018-09-12 12:38:37 -0700 |
|---|---|---|
| committer |   Michal Simek <michal.simek@xilinx.com> | 2018-09-26 08:47:33 +0200 |
| commit | 59ecdd778879f171072b663f91de6c3a595e2ed4 (patch) | |
| tree | cef99868314f08af6931c7c550e79072fe75ba8e /drivers/firmware | |
| parent | firmware: xilinx: Add Zynqmp firmware driver (diff) | |
| download | linux-dev-59ecdd778879f171072b663f91de6c3a595e2ed4.tar.xz linux-dev-59ecdd778879f171072b663f91de6c3a595e2ed4.zip | |
firmware: xilinx: Add query data API
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>
Diffstat (limited to 'drivers/firmware')
| -rw-r--r-- | drivers/firmware/xilinx/zynqmp.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index 5bf64acc7b44..2a333c04955b 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -241,8 +241,22 @@ static int get_set_conduit_method(struct device_node *np) return 0; } +/** + * zynqmp_pm_query_data() - Get query data from firmware + * @qdata: Variable to the zynqmp_pm_query_data structure + * @out: Returned output value + * + * Return: Returns status, either success or error+reason + */ +static int zynqmp_pm_query_data(struct zynqmp_pm_query_data qdata, u32 *out) +{ + return zynqmp_pm_invoke_fn(PM_QUERY_DATA, qdata.qid, qdata.arg1, + qdata.arg2, qdata.arg3, out); +} + static const struct zynqmp_eemi_ops eemi_ops = { .get_api_version = zynqmp_pm_get_api_version, + .query_data = zynqmp_pm_query_data, }; /** |