From: Milan Stevanovic <milan.o.stevanovic@gmail.com>
To: Jonathan Cameron <jic23@kernel.org>
Cc: linux-iio@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
knaack.h@gmx.de, pmeerw@pmeerw.net, Michael.Hennerich@analog.com,
"lars@metafoo.de >> Lars-Peter Clausen" <lars@metafoo.de>
Subject: [PATCH] iio: adc: driver for ti adc081s/adc101s/adc121s
Date: Fri, 12 Jan 2018 21:38:57 +0100 [thread overview]
Message-ID: <23df1de6-dd7e-5c45-9634-1a3ec2e9687b@gmail.com> (raw)
From cb437dd49444fb12897f88ccf485369e6ed3184e Mon Sep 17 00:00:00 2001
From: Milan Stevanovic <milan.o.stevanovic@gmail.com>
Date: Sun, 7 Jan 2018 21:44:33 +0100
Subject: [PATCH] iio: adc: driver for ti adc081s/adc101s/adc121s
Add Linux device driver for TI single-channel CMOS
8/10/12-bit analog-to-digital converter with a
high-speed serial interface.
Signed-off-by: Milan Stevanovic <milan.o.stevanovic@gmail.com>
---
drivers/iio/adc/ad7476.c | 26 +++++++++++++++++++++++---
1 file changed, 23 insertions(+), 3 deletions(-)
diff --git a/drivers/iio/adc/ad7476.c b/drivers/iio/adc/ad7476.c
index b7706bf..e872081 100644
--- a/drivers/iio/adc/ad7476.c
+++ b/drivers/iio/adc/ad7476.c
@@ -1,9 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
/*
- * AD7466/7/8 AD7476/5/7/8 (A) SPI ADC driver
*
- * Copyright 2010 Analog Devices Inc.
+ * Analog Device AD7466/7/8 AD7476/5/7/8 (A) SPI ADC driver
+ * TI ADC081S/ADC101S/ADC121S 8/10/12-bit SPI ADC driver
*
- * Licensed under the GPL-2 or later.
*/
#include <linux/device.h>
@@ -56,6 +56,9 @@ enum ad7476_supported_device_ids {
ID_AD7468,
ID_AD7495,
ID_AD7940,
+ ID_ADC081S,
+ ID_ADC101S,
+ ID_ADC121S,
};
static irqreturn_t ad7476_trigger_handler(int irq, void *p)
@@ -147,6 +150,8 @@ static int ad7476_read_raw(struct iio_dev *indio_dev,
}, \
}
+#define ADC081S_CHAN(bits) _AD7476_CHAN((bits), 12 - (bits), \
+ BIT(IIO_CHAN_INFO_RAW))
#define AD7476_CHAN(bits) _AD7476_CHAN((bits), 13 - (bits), \
BIT(IIO_CHAN_INFO_RAW))
#define AD7940_CHAN(bits) _AD7476_CHAN((bits), 15 - (bits), \
@@ -192,6 +197,18 @@ static const struct ad7476_chip_info ad7476_chip_info_tbl[] = {
.channel[0] = AD7940_CHAN(14),
.channel[1] = IIO_CHAN_SOFT_TIMESTAMP(1),
},
+ [ID_ADC081S] = {
+ .channel[0] = ADC081S_CHAN(8),
+ .channel[1] = IIO_CHAN_SOFT_TIMESTAMP(1),
+ },
+ [ID_ADC101S] = {
+ .channel[0] = ADC081S_CHAN(10),
+ .channel[1] = IIO_CHAN_SOFT_TIMESTAMP(1),
+ },
+ [ID_ADC121S] = {
+ .channel[0] = ADC081S_CHAN(12),
+ .channel[1] = IIO_CHAN_SOFT_TIMESTAMP(1),
+ },
};
static const struct iio_info ad7476_info = {
@@ -294,6 +311,9 @@ static const struct spi_device_id ad7476_id[] = {
{"ad7910", ID_AD7467},
{"ad7920", ID_AD7466},
{"ad7940", ID_AD7940},
+ {"adc081s", ID_ADC081S},
+ {"adc101s", ID_ADC101S},
+ {"adc121s", ID_ADC121S},
{}
};
MODULE_DEVICE_TABLE(spi, ad7476_id);
--
2.7.4
next reply other threads:[~2018-01-12 20:39 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-12 20:38 Milan Stevanovic [this message]
2018-01-13 9:12 ` Lars-Peter Clausen
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