linux-kernel - [PATCH v2 1/2] mfd: da9052: store result from fault

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Message-Id: <20241210-da9052-wdt-v2-1-95a5756e9ac8@gmail.com>
Date: Tue, 10 Dec 2024 16:24:40 +0100
From: Marcus Folkesson <marcus.folkesson@...il.com>
To: Support Opensource <support.opensource@...semi.com>, 
 Lee Jones <lee@...nel.org>, Wim Van Sebroeck <wim@...ux-watchdog.org>, 
 Guenter Roeck <linux@...ck-us.net>
Cc: linux-kernel@...r.kernel.org, linux-watchdog@...r.kernel.org, 
 Marcus Folkesson <marcus.folkesson@...il.com>
Subject: [PATCH v2 1/2] mfd: da9052: store result from fault_log

Other sub-components (da9052-wdt) could use the result to determine
reboot cause.
Expose the result by make it part of the da9052 structure.

Signed-off-by: Marcus Folkesson <marcus.folkesson@...il.com>
---
 drivers/mfd/da9052-core.c         | 1 +
 include/linux/mfd/da9052/da9052.h | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/drivers/mfd/da9052-core.c b/drivers/mfd/da9052-core.c
index dc85801b9fa0850fe4dbc351014b7f2981460f02..b06cd518413bffd2e330fb81f8fbbb85c3cf40b9 100644
--- a/drivers/mfd/da9052-core.c
+++ b/drivers/mfd/da9052-core.c
@@ -585,6 +585,7 @@ static int da9052_clear_fault_log(struct da9052 *da9052)
 				"Cannot reset FAULT_LOG values %d\n", ret);
 	}
 
+	da9052->fault_log = fault_log;
 	return ret;
 }
 
diff --git a/include/linux/mfd/da9052/da9052.h b/include/linux/mfd/da9052/da9052.h
index 76feb3a7066dd4ea2f7768794b8920f67726b211..9cb2fc2938cecf6ddb76da401ae3a098525c380e 100644
--- a/include/linux/mfd/da9052/da9052.h
+++ b/include/linux/mfd/da9052/da9052.h
@@ -93,6 +93,8 @@ struct da9052 {
 
 	int chip_irq;
 
+	int fault_log;
+
 	/* SOC I/O transfer related fixes for DA9052/53 */
 	int (*fix_io) (struct da9052 *da9052, unsigned char reg);
 };

-- 
2.47.0