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authorRajan Vaja <rajanv@xilinx.com>2018-09-12 12:38:37 -0700
committerMichal Simek <michal.simek@xilinx.com>2018-09-26 08:47:33 +0200
commit59ecdd778879f171072b663f91de6c3a595e2ed4 (patch)
treecef99868314f08af6931c7c550e79072fe75ba8e /include/linux/firmware
parentfirmware: xilinx: Add Zynqmp firmware driver (diff)
downloadlinux-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 'include/linux/firmware')
-rw-r--r--include/linux/firmware/xlnx-zynqmp.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h
index cb63bedf3dcf..287f42caa623 100644
--- a/include/linux/firmware/xlnx-zynqmp.h
+++ b/include/linux/firmware/xlnx-zynqmp.h
@@ -34,6 +34,7 @@
enum pm_api_id {
PM_GET_API_VERSION = 1,
+ PM_QUERY_DATA = 35,
};
/* PMU-FW return status codes */
@@ -47,8 +48,27 @@ enum pm_ret_status {
XST_PM_ABORT_SUSPEND,
};
+enum pm_query_id {
+ PM_QID_INVALID,
+};
+
+/**
+ * struct zynqmp_pm_query_data - PM query data
+ * @qid: query ID
+ * @arg1: Argument 1 of query data
+ * @arg2: Argument 2 of query data
+ * @arg3: Argument 3 of query data
+ */
+struct zynqmp_pm_query_data {
+ u32 qid;
+ u32 arg1;
+ u32 arg2;
+ u32 arg3;
+};
+
struct zynqmp_eemi_ops {
int (*get_api_version)(u32 *version);
+ int (*query_data)(struct zynqmp_pm_query_data qdata, u32 *out);
};
#if IS_REACHABLE(CONFIG_ARCH_ZYNQMP)