From: <alexandru.tachici@analog.com>
To: <linux-iio@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Cc: <jic23@kernel.org>, Alexandru Tachici <alexandru.tachici@analog.com>
Subject: [PATCH 5/5] iio: adc: ad7192: add sequencer support
Date: Wed, 10 Nov 2021 13:17:50 +0200 [thread overview]
Message-ID: <20211110111750.27263-6-alexandru.tachici@analog.com> (raw)
In-Reply-To: <20211110111750.27263-1-alexandru.tachici@analog.com>
From: Alexandru Tachici <alexandru.tachici@analog.com>
Add sequencer support for AD7192.
Signed-off-by: Alexandru Tachici <alexandru.tachici@analog.com>
---
drivers/iio/adc/ad7192.c | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/adc/ad7192.c b/drivers/iio/adc/ad7192.c
index 1fc0f4eb858e..e70f86d9a219 100644
--- a/drivers/iio/adc/ad7192.c
+++ b/drivers/iio/adc/ad7192.c
@@ -58,7 +58,8 @@
/* Mode Register Bit Designations (AD7192_REG_MODE) */
#define AD7192_MODE_SEL(x) (((x) & 0x7) << 21) /* Operation Mode Select */
#define AD7192_MODE_SEL_MASK (0x7 << 21) /* Operation Mode Select Mask */
-#define AD7192_MODE_DAT_STA BIT(20) /* Status Register transmission */
+#define AD7192_MODE_STA(x) (((x) & 0x1) << 20) /* Status Register transmission */
+#define AD7192_MODE_STA_MASK BIT(20) /* Status Register transmission Mask */
#define AD7192_MODE_CLKSRC(x) (((x) & 0x3) << 18) /* Clock Source Select */
#define AD7192_MODE_SINC3 BIT(15) /* SINC3 Filter Select */
#define AD7192_MODE_ACX BIT(14) /* AC excitation enable(AD7195 only)*/
@@ -287,12 +288,25 @@ static int ad7192_set_mode(struct ad_sigma_delta *sd,
return ad_sd_write_reg(&st->sd, AD7192_REG_MODE, 3, st->mode);
}
+static int ad7192_append_status(struct ad_sigma_delta *sd, bool append)
+{
+ struct ad7192_state *st = ad_sigma_delta_to_ad7192(sd);
+
+ st->mode &= ~AD7192_MODE_STA_MASK;
+ st->mode |= AD7192_MODE_STA(append);
+
+ return ad_sd_write_reg(&st->sd, AD7192_REG_MODE, 3, st->mode);
+}
+
static const struct ad_sigma_delta_info ad7192_sigma_delta_info = {
.set_channel = ad7192_set_channel,
+ .append_status = ad7192_append_status,
.set_mode = ad7192_set_mode,
.has_registers = true,
.addr_shift = 3,
.read_mask = BIT(6),
+ .status_ch_mask = GENMASK(3, 0),
+ .num_slots = 4,
.irq_flags = IRQF_TRIGGER_FALLING,
};
--
2.25.1
prev parent reply other threads:[~2021-11-10 11:07 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-10 11:17 [PATCH 0/5] iio: adc: ad_sigma_delta: Add sequencer support alexandru.tachici
2021-11-10 11:17 ` [PATCH 1/5] iio: adc: ad7124: Add update_scan_mode alexandru.tachici
2021-11-12 16:54 ` Jonathan Cameron
2021-11-10 11:17 ` [PATCH 2/5] iio: adc: ad7192: " alexandru.tachici
2021-11-12 16:57 ` Jonathan Cameron
2021-11-10 11:17 ` [PATCH 3/5] iio: adc: ad_sigma_delta: Add sequencer support alexandru.tachici
2021-11-12 17:14 ` Jonathan Cameron
2021-11-13 17:00 ` Andy Shevchenko
2021-11-13 18:23 ` Jonathan Cameron
2021-11-10 11:17 ` [PATCH 4/5] iio: adc: ad7124: add " alexandru.tachici
2021-11-10 11:17 ` alexandru.tachici [this message]
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