firmware: xilinx: Use explicit values for all enum values

Based on discussion at
https://lore.kernel.org/r/20200318125003.GA2727094@kroah.com we got
recommendation to use explicit values for all enum values.
The patch is following this recommendation.
Signed-off-by: NMichal Simek <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/daeb67ded45d8a8f6a96717d1fb9c84439dd2ae8.1612361627.git.michal.simek@xilinx.com

include/zynqmp_firmware.h

@@ -10,54 +10,59 @@
 
 enum pm_api_id {
 	PM_GET_API_VERSION = 1,
-	PM_SET_CONFIGURATION,
-	PM_GET_NODE_STATUS,
-	PM_GET_OPERATING_CHARACTERISTIC,
-	PM_REGISTER_NOTIFIER,
-	PM_REQUEST_SUSPEND,
-	PM_SELF_SUSPEND,
-	PM_FORCE_POWERDOWN,
-	PM_ABORT_SUSPEND,
-	PM_REQUEST_WAKEUP,
-	PM_SET_WAKEUP_SOURCE,
-	PM_SYSTEM_SHUTDOWN,
-	PM_REQUEST_NODE,
-	PM_RELEASE_NODE,
-	PM_SET_REQUIREMENT,
-	PM_SET_MAX_LATENCY,
-	PM_RESET_ASSERT,
-	PM_RESET_GET_STATUS,
-	PM_MMIO_WRITE,
-	PM_MMIO_READ,
-	PM_PM_INIT_FINALIZE,
-	PM_FPGA_LOAD,
-	PM_FPGA_GET_STATUS,
-	PM_GET_CHIPID,
+	PM_SET_CONFIGURATION = 2,
+	PM_GET_NODE_STATUS = 3,
+	PM_GET_OPERATING_CHARACTERISTIC = 4,
+	PM_REGISTER_NOTIFIER = 5,
+	/* API for suspending */
+	PM_REQUEST_SUSPEND = 6,
+	PM_SELF_SUSPEND = 7,
+	PM_FORCE_POWERDOWN = 8,
+	PM_ABORT_SUSPEND = 9,
+	PM_REQUEST_WAKEUP = 10,
+	PM_SET_WAKEUP_SOURCE = 11,
+	PM_SYSTEM_SHUTDOWN = 12,
+	PM_REQUEST_NODE = 13,
+	PM_RELEASE_NODE = 14,
+	PM_SET_REQUIREMENT = 15,
+	PM_SET_MAX_LATENCY = 16,
+	/* Direct control API functions: */
+	PM_RESET_ASSERT = 17,
+	PM_RESET_GET_STATUS = 18,
+	PM_MMIO_WRITE = 19,
+	PM_MMIO_READ = 20,
+	PM_PM_INIT_FINALIZE = 21,
+	PM_FPGA_LOAD = 22,
+	PM_FPGA_GET_STATUS = 23,
+	PM_GET_CHIPID = 24,
+	/* ID 25 is been used by U-boot to process secure boot images */
+	/* Secure library generic API functions */
 	PM_SECURE_SHA = 26,
-	PM_SECURE_RSA,
-	PM_PINCTRL_REQUEST,
-	PM_PINCTRL_RELEASE,
-	PM_PINCTRL_GET_FUNCTION,
-	PM_PINCTRL_SET_FUNCTION,
-	PM_PINCTRL_CONFIG_PARAM_GET,
-	PM_PINCTRL_CONFIG_PARAM_SET,
-	PM_IOCTL,
-	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,
-	PM_SECURE_IMAGE,
+	PM_SECURE_RSA = 27,
+	PM_PINCTRL_REQUEST = 28,
+	PM_PINCTRL_RELEASE = 29,
+	PM_PINCTRL_GET_FUNCTION = 30,
+	PM_PINCTRL_SET_FUNCTION = 31,
+	PM_PINCTRL_CONFIG_PARAM_GET = 32,
+	PM_PINCTRL_CONFIG_PARAM_SET = 33,
+	PM_IOCTL = 34,
+	PM_QUERY_DATA = 35,
+	PM_CLOCK_ENABLE = 36,
+	PM_CLOCK_DISABLE = 37,
+	PM_CLOCK_GETSTATE = 38,
+	PM_CLOCK_SETDIVIDER = 39,
+	PM_CLOCK_GETDIVIDER = 40,
+	PM_CLOCK_SETRATE = 41,
+	PM_CLOCK_GETRATE = 42,
+	PM_CLOCK_SETPARENT = 43,
+	PM_CLOCK_GETPARENT = 44,
+	PM_SECURE_IMAGE = 45,
 	PM_FPGA_READ = 46,
-	PM_SECURE_AES,
+	PM_SECURE_AES = 47,
 	PM_CLOCK_PLL_GETPARAM = 49,
+	/* PM_REGISTER_ACCESS API */
 	PM_REGISTER_ACCESS = 52,
-	PM_EFUSE_ACCESS,
+	PM_EFUSE_ACCESS = 53,
 	PM_FEATURE_CHECK = 63,
 	PM_API_MAX,
 };