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Diffstat (limited to 'include/linux/firmware/xlnx-zynqmp.h')
-rw-r--r--include/linux/firmware/xlnx-zynqmp.h116
1 files changed, 116 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..3c3c28eff56a
--- /dev/null
+++ b/include/linux/firmware/xlnx-zynqmp.h
@@ -0,0 +1,116 @@
+/* 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_IOCTL = 34,
+ PM_QUERY_DATA,
+ 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,
+ PM_QID_CLOCK_GET_NUM_CLOCKS = 12,
+};
+
+/**
+ * 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);
+ int (*ioctl)(u32 node_id, u32 ioctl_id, u32 arg1, u32 arg2, u32 *out);
+};
+
+#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__ */