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Message-Id: <20220722130726.7627-3-marcus.folkesson@gmail.com>
Date: Fri, 22 Jul 2022 15:07:19 +0200
From: Marcus Folkesson <marcus.folkesson@...il.com>
To: Marcus Folkesson <marcus.folkesson@...il.com>,
Kent Gustavsson <kent@...oris.se>,
Jonathan Cameron <jic23@...nel.org>,
Lars-Peter Clausen <lars@...afoo.de>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Andy Shevchenko <andy.shevchenko@...il.com>
Cc: linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v4 2/9] iio: adc: mcp3911: correct "microchip,device-addr" property
Go for the right property name that is documented in the bindings.
Fixes: 3a89b289df5d ("iio: adc: add support for mcp3911")
Signed-off-by: Marcus Folkesson <marcus.folkesson@...il.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>
---
drivers/iio/adc/mcp3911.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/adc/mcp3911.c b/drivers/iio/adc/mcp3911.c
index f581cefb6719..f8875076ae80 100644
--- a/drivers/iio/adc/mcp3911.c
+++ b/drivers/iio/adc/mcp3911.c
@@ -210,7 +210,14 @@ static int mcp3911_config(struct mcp3911 *adc)
u32 configreg;
int ret;
- device_property_read_u32(dev, "device-addr", &adc->dev_addr);
+ ret = device_property_read_u32(dev, "microchip,device-addr", &adc->dev_addr);
+
+ /*
+ * Fallback to "device-addr" due to historical mismatch between
+ * dt-bindings and implementation
+ */
+ if (ret)
+ device_property_read_u32(dev, "device-addr", &adc->dev_addr);
if (adc->dev_addr > 3) {
dev_err(&adc->spi->dev,
"invalid device address (%i). Must be in range 0-3.\n",
--
2.36.1
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