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From:   David Lechner <david@lechnology.com>
To:     linux-iio@vger.kernel.org
Cc:     David Lechner <david@lechnology.com>,
        William Breathitt Gray <vilhelm.gray@gmail.com>,
        linux-kernel@vger.kernel.org
Subject: [PATCH v2] counter/ti-eqep: Fix regmap max_register
Date:   Sun, 25 Oct 2020 11:51:22 -0500
Message-Id: <20201025165122.607866-1-david@lechnology.com>
MIME-Version: 1.0
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Precedence: bulk

The values given were the offset of the register after the last
register instead of the actual last register in each range. Fix
by using the correct last register of each range.

Fixes: f213729f6796 ("counter: new TI eQEP driver")
Signed-off-by: David Lechner <david@lechnology.com>
Acked-by: William Breathitt Gray <vilhelm.gray@gmail.com>
---

v2 changes:
* add Fixes: tag
* picked up Acked-by:

 drivers/counter/ti-eqep.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/counter/ti-eqep.c b/drivers/counter/ti-eqep.c
index 1ff07faef27f..5d6470968d2c 100644
--- a/drivers/counter/ti-eqep.c
+++ b/drivers/counter/ti-eqep.c
@@ -368,7 +368,7 @@ static const struct regmap_config ti_eqep_regmap32_config = {
 	.reg_bits = 32,
 	.val_bits = 32,
 	.reg_stride = 4,
-	.max_register = 0x24,
+	.max_register = QUPRD,
 };
 
 static const struct regmap_config ti_eqep_regmap16_config = {
@@ -376,7 +376,7 @@ static const struct regmap_config ti_eqep_regmap16_config = {
 	.reg_bits = 16,
 	.val_bits = 16,
 	.reg_stride = 2,
-	.max_register = 0x1e,
+	.max_register = QCPRDLAT,
 };
 
 static int ti_eqep_probe(struct platform_device *pdev)
-- 
2.25.1