1 files changed, 113 insertions, 0 deletions

diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h
new file mode 100644
index 000000000000..015e130431e6
--- /dev/null
+++ b/include/linux/firmware/xlnx-zynqmp.h
@@ -0,0 +1,113 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Xilinx Zynq MPSoC Firmware layer
+ *
+ *  Copyright (C) 2014-2018 Xilinx
+ *
+ *  Michal Simek <michal.simek@xilinx.com>
+ *  Davorin Mista <davorin.mista@aggios.com>
+ *  Jolly Shah <jollys@xilinx.com>
+ *  Rajan Vaja <rajanv@xilinx.com>
+ */
+
+#ifndef __FIRMWARE_ZYNQMP_H__
+#define __FIRMWARE_ZYNQMP_H__
+
+#define ZYNQMP_PM_VERSION_MAJOR 1
+#define ZYNQMP_PM_VERSION_MINOR 0
+
+#define ZYNQMP_PM_VERSION       ((ZYNQMP_PM_VERSION_MAJOR << 16) | \
+                                        ZYNQMP_PM_VERSION_MINOR)
+
+#define ZYNQMP_TZ_VERSION_MAJOR 1
+#define ZYNQMP_TZ_VERSION_MINOR 0
+
+#define ZYNQMP_TZ_VERSION       ((ZYNQMP_TZ_VERSION_MAJOR << 16) | \
+                                        ZYNQMP_TZ_VERSION_MINOR)
+
+/* SMC SIP service Call Function Identifier Prefix */
+#define PM_SIP_SVC                      0xC2000000
+#define PM_GET_TRUSTZONE_VERSION        0xa03
+
+/* Number of 32bits values in payload */
+#define PAYLOAD_ARG_CNT 4U
+
+enum pm_api_id {
+        PM_GET_API_VERSION = 1,
+        PM_QUERY_DATA = 35,
+        PM_CLOCK_ENABLE,
+        PM_CLOCK_DISABLE,
+        PM_CLOCK_GETSTATE,
+        PM_CLOCK_SETDIVIDER,
+        PM_CLOCK_GETDIVIDER,
+        PM_CLOCK_SETRATE,
+        PM_CLOCK_GETRATE,
+        PM_CLOCK_SETPARENT,
+        PM_CLOCK_GETPARENT,
+};
+
+/* PMU-FW return status codes */
+enum pm_ret_status {
+        XST_PM_SUCCESS = 0,
+        XST_PM_INTERNAL = 2000,
+        XST_PM_CONFLICT,
+        XST_PM_NO_ACCESS,
+        XST_PM_INVALID_NODE,
+        XST_PM_DOUBLE_REQ,
+        XST_PM_ABORT_SUSPEND,
+};
+
+enum pm_ioctl_id {
+        IOCTL_SET_PLL_FRAC_MODE = 8,
+        IOCTL_GET_PLL_FRAC_MODE,
+        IOCTL_SET_PLL_FRAC_DATA,
+        IOCTL_GET_PLL_FRAC_DATA,
+};
+
+enum pm_query_id {
+        PM_QID_INVALID,
+        PM_QID_CLOCK_GET_NAME,
+        PM_QID_CLOCK_GET_TOPOLOGY,
+        PM_QID_CLOCK_GET_FIXEDFACTOR_PARAMS,
+        PM_QID_CLOCK_GET_PARENTS,
+        PM_QID_CLOCK_GET_ATTRIBUTES,
+};
+
+/**
+ * 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);
+        int (*clock_enable)(u32 clock_id);
+        int (*clock_disable)(u32 clock_id);
+        int (*clock_getstate)(u32 clock_id, u32 *state);
+        int (*clock_setdivider)(u32 clock_id, u32 divider);
+        int (*clock_getdivider)(u32 clock_id, u32 *divider);
+        int (*clock_setrate)(u32 clock_id, u64 rate);
+        int (*clock_getrate)(u32 clock_id, u64 *rate);
+        int (*clock_setparent)(u32 clock_id, u32 parent_id);
+        int (*clock_getparent)(u32 clock_id, u32 *parent_id);
+};
+
+#if IS_REACHABLE(CONFIG_ARCH_ZYNQMP)
+const struct zynqmp_eemi_ops *zynqmp_pm_get_eemi_ops(void);
+#else
+static inline struct zynqmp_eemi_ops *zynqmp_pm_get_eemi_ops(void)
+{
+        return NULL;
+}
+#endif
+
+#endif /* __FIRMWARE_ZYNQMP_H__ */