From: Michael Shych <michaelsh@mellanox.com>
Date: Wed, 20 Feb 2019 09:34:22 +0000
Subject: platform_data/mlxreg: additions for Mellanox watchdog driver.
Patch-mainline: v5.1-rc1
Git-commit: 9f03161a1bd8cd9ccf11533e52326718c656036e
References: bsc#1112374

There are two new fields added to mlxreg core structure:
features - supported features of device and
identity - device identity name.
Add new defines for watchdog features.

Signed-off-by: Michael Shych <michaelsh@mellanox.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 include/linux/platform_data/mlxreg.h |   21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

--- a/include/linux/platform_data/mlxreg.h
+++ b/include/linux/platform_data/mlxreg.h
@@ -35,6 +35,19 @@
 #define __LINUX_PLATFORM_DATA_MLXREG_H
 
 #define MLXREG_CORE_LABEL_MAX_SIZE	32
+#define MLXREG_CORE_WD_FEATURE_NOWAYOUT		BIT(0)
+#define MLXREG_CORE_WD_FEATURE_START_AT_BOOT	BIT(1)
+
+/**
+ * enum mlxreg_wdt_type - type of HW watchdog
+ *
+ * TYPE1 HW watchdog implementation exist in old systems.
+ * All new systems have TYPE2 HW watchdog.
+ */
+enum mlxreg_wdt_type {
+	MLX_WDT_TYPE1,
+	MLX_WDT_TYPE2,
+};
 
 /**
  * struct mlxreg_hotplug_device - I2C device data:
@@ -111,12 +124,18 @@ struct mlxreg_core_item {
  *
  * @data: instance private data;
  * @regmap: register map of parent device;
- * @counter: number of instances;
+ * @counter: number of led instances;
+ * @features: supported features of device;
+ * @version: implementation version;
+ * @identity: device identity name;
  */
 struct mlxreg_core_platform_data {
 	struct mlxreg_core_data *data;
 	void *regmap;
 	int counter;
+	u32 features;
+	u32 version;
+	char identity[MLXREG_CORE_LABEL_MAX_SIZE];
 };
 
 /**