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Message-Id: <20251124-da9052-revert-v1-1-fbeb2c894002@gmail.com>
Date: Mon, 24 Nov 2025 17:16:51 +0100
From: Marcus Folkesson <marcus.folkesson@...il.com>
To: Support Opensource <support.opensource@...semi.com>, 
 Lee Jones <lee@...nel.org>
Cc: linux-kernel@...r.kernel.org, 
 Marcus Folkesson <marcus.folkesson@...il.com>
Subject: [PATCH] Revert "mfd: da9052-spi: Change read-mask to write-mask"

This reverts commit 2e3378f6c79a1b3f7855ded1ef306ea4406352ed.

Almost every register in this chip can be customized via OTP
memory. Somehow the value for R19, which decide if the flag is set
on read or write operation, seems to have been overwritten for the chip
the original patch were written for.

Revert the change to follow the default behavior.

Signed-off-by: Marcus Folkesson <marcus.folkesson@...il.com>
---
 drivers/mfd/da9052-spi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/da9052-spi.c b/drivers/mfd/da9052-spi.c
index 80fc5c0cac2f..be5f2b34e18a 100644
--- a/drivers/mfd/da9052-spi.c
+++ b/drivers/mfd/da9052-spi.c
@@ -37,7 +37,7 @@ static int da9052_spi_probe(struct spi_device *spi)
 	spi_set_drvdata(spi, da9052);
 
 	config = da9052_regmap_config;
-	config.write_flag_mask = 1;
+	config.read_flag_mask = 1;
 	config.reg_bits = 7;
 	config.pad_bits = 1;
 	config.val_bits = 8;

---
base-commit: 552c50713f273b494ac6c77052032a49bc9255e2
change-id: 20251124-da9052-revert-0184c0803306

Best regards,
-- 
Marcus Folkesson <marcus.folkesson@...il.com>


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