From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C59BBC433EF for ; Fri, 24 Jun 2022 09:56:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229595AbiFXJ41 (ORCPT ); Fri, 24 Jun 2022 05:56:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42026 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230077AbiFXJ4Y (ORCPT ); Fri, 24 Jun 2022 05:56:24 -0400 Received: from relay9-d.mail.gandi.net (relay9-d.mail.gandi.net [217.70.183.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8FCC37A189; Fri, 24 Jun 2022 02:56:22 -0700 (PDT) Received: (Authenticated sender: kory.maincent@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id 27895FF803; Fri, 24 Jun 2022 09:56:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1656064581; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=P+xAWw+Bp79/ff3vorq93ipaITpawgJ5CXoeUyR3LMY=; b=ZP2yeGuv8xiH2UwEEajX1vft4nQdwDgCflluP3aygsyT320Jiqt1u/+wn82yLuxmN+Xb83 E1GQPfH80/o9HIC6iZlCmk/ECKypAFUOCf0hO0jxGhc4PCOSS/TlF4odF+OM5Oxomf1dWr K2g7/uXO4HoWW5a8nBPXup4kGVEO+GAp94OiuX6Nvk0KVjJ5lbQ8+/fy+pc7aRj1FSvbi3 pZ6hD1woVK/g5cGJNR3bti4VDQgsz1XeK1BFwCiAKhr4ISRT6yotvzE7hk8kBtgxF4Nk4J pxUJNsGkz7wW69l/JmnaBfASWLTwDSz5PVzMW963Lx03I9ZwWVzC5bh+ifcexg== From: Kory Maincent To: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Cc: thomas.petazzoni@bootlin.com, Jonathan Cameron , Lars-Peter Clausen , Cai Huoqing , Alexandre Belloni , Geert Uytterhoeven , Miquel Raynal , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= Subject: [PATCH 1/2] iio: dac: mcp4922: add support to mcp4921 Date: Fri, 24 Jun 2022 11:56:17 +0200 Message-Id: <20220624095619.1415614-1-kory.maincent@bootlin.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Add support to mcp4921 which has only one output channel. Signed-off-by: Kory Maincent --- drivers/iio/dac/mcp4922.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/iio/dac/mcp4922.c b/drivers/iio/dac/mcp4922.c index cb9e60e71b91..0d41c0f25515 100644 --- a/drivers/iio/dac/mcp4922.c +++ b/drivers/iio/dac/mcp4922.c @@ -17,10 +17,12 @@ #include #define MCP4922_NUM_CHANNELS 2 +#define MCP4921_NUM_CHANNELS 1 enum mcp4922_supported_device_ids { ID_MCP4902, ID_MCP4912, + ID_MCP4921, ID_MCP4922, }; @@ -105,9 +107,10 @@ static int mcp4922_write_raw(struct iio_dev *indio_dev, } } -static const struct iio_chan_spec mcp4922_channels[3][MCP4922_NUM_CHANNELS] = { +static const struct iio_chan_spec mcp4922_channels[4][MCP4922_NUM_CHANNELS] = { [ID_MCP4902] = { MCP4922_CHAN(0, 8), MCP4922_CHAN(1, 8) }, [ID_MCP4912] = { MCP4922_CHAN(0, 10), MCP4922_CHAN(1, 10) }, + [ID_MCP4921] = { MCP4922_CHAN(0, 12), {} }, [ID_MCP4922] = { MCP4922_CHAN(0, 12), MCP4922_CHAN(1, 12) }, }; @@ -154,7 +157,10 @@ static int mcp4922_probe(struct spi_device *spi) indio_dev->info = &mcp4922_info; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->channels = mcp4922_channels[id->driver_data]; - indio_dev->num_channels = MCP4922_NUM_CHANNELS; + if (id->driver_data == ID_MCP4921) + indio_dev->num_channels = MCP4921_NUM_CHANNELS; + else + indio_dev->num_channels = MCP4922_NUM_CHANNELS; indio_dev->name = id->name; ret = iio_device_register(indio_dev); @@ -185,6 +191,7 @@ static void mcp4922_remove(struct spi_device *spi) static const struct spi_device_id mcp4922_id[] = { {"mcp4902", ID_MCP4902}, {"mcp4912", ID_MCP4912}, + {"mcp4921", ID_MCP4921}, {"mcp4922", ID_MCP4922}, {} }; -- 2.25.1