linux-kernel - [PATCH v1] mfd: max77705: support revision 0x2

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Message-ID: <20251014043255.176499-1-ghatto404@gmail.com>
Date: Tue, 14 Oct 2025 00:32:55 -0400
From: Eric Gonçalves <ghatto404@...il.com>
To: Krzysztof Kozlowski <krzk@...nel.org>,
	Chanwoo Choi <cw00.choi@...sung.com>,
	Lee Jones <lee@...nel.org>
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH v1] mfd: max77705: support revision 0x2

Revision 0x2 has been tested on the r0q (Galaxy S22) board.

Signed-off-by: Eric Gonçalves <ghatto404@...il.com>
---
 drivers/mfd/max77705.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mfd/max77705.c b/drivers/mfd/max77705.c
index e1a9bfd65856..5201a4c9c3f5 100644
--- a/drivers/mfd/max77705.c
+++ b/drivers/mfd/max77705.c
@@ -105,8 +105,8 @@ static int max77705_i2c_probe(struct i2c_client *i2c)
 		return -ENODEV;
 
 	pmic_rev = pmic_rev_value & MAX77705_REVISION_MASK;
-	if (pmic_rev != MAX77705_PASS3)
-		return dev_err_probe(dev, -ENODEV, "Rev.0x%x is not tested\n", pmic_rev);
+	if (pmic_rev == MAX77705_PASS1)
+		return dev_err_probe(dev, -ENODEV, "Rev.0x1 is not tested\n");
 
 	/* Active Discharge Enable */
 	regmap_update_bits(max77705->regmap, MAX77705_PMIC_REG_MAINCTRL1, 1, 1);
-- 
2.51.0