* [PATCH] linux: regulator: pca9450.h: Correct register masks for LDOs
[not found] <59372065.103064.1638543313537@ox4u.de>
@ 2021-12-07 9:05 ` André Werner
0 siblings, 0 replies; only message in thread
From: André Werner @ 2021-12-07 9:05 UTC (permalink / raw)
To: lgirdwood, broonie, anson.huang, yibin.gong; +Cc: linux-kernel
From 6dda12150785665ddd1059d53aa22bf902bfe4aa Mon Sep 17 00:00:00 2001
From: Andre Werner <andre.werner@systec-electronic.com>
Date: Mon, 22 Nov 2021 15:40:17 +0100
Subject: [PATCH] linux: regulator: pca9450.h: Correct register masks for
LDOs
Within the defines of the register masks for LDO3 and LDO4,
the most significant bit was missing. The datasheet said
the range is 4:0 bits. Thus, the output voltage cannot be
set above 1.7V for each.
Signed-off-by: Andre Werner <andre.werner@systec-electronic.com>
---
include/linux/regulator/pca9450.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/linux/regulator/pca9450.h
b/include/linux/regulator/pca9450.h
index 71902f41c919..0c3edff6bdff 100644
--- a/include/linux/regulator/pca9450.h
+++ b/include/linux/regulator/pca9450.h
@@ -196,11 +196,11 @@ enum {
/* PCA9450_REG_LDO3_VOLT bits */
#define LDO3_EN_MASK 0xC0
-#define LDO3OUT_MASK 0x0F
+#define LDO3OUT_MASK 0x1F
/* PCA9450_REG_LDO4_VOLT bits */
#define LDO4_EN_MASK 0xC0
-#define LDO4OUT_MASK 0x0F
+#define LDO4OUT_MASK 0x1F
/* PCA9450_REG_LDO5_VOLT bits */
#define LDO5L_EN_MASK 0xC0
--
2.31.1
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