linux-kernel - [PATCH 5/5] stargate2: example of map configuration for iio to hwmon example.

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Message-Id: <1320680681-5635-6-git-send-email-jic23@kernel.org>
Date:	Mon,  7 Nov 2011 15:44:41 +0000
From:	Jonathan Cameron <jic23@...nel.org>
To:	linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	guenter.roeck@...csson.com, khali@...ux-fr.org,
	dmitry.torokhov@...il.com, broonie@...nsource.wolfsonmicro.com,
	gregkh@...e.de, alan@...rguk.ukuu.org.uk, arnd@...db.de,
	linus.walleij@...aro.org, lars@...afoo.de,
	maxime.ripard@...e-electrons.com, lm-sensors@...sensors.org,
	thomas.petazzoni@...e-electrons.com, zdevai@...il.com,
	Jonathan Cameron <jic23@....ac.uk>
Subject: [PATCH 5/5] stargate2: example of map configuration for iio to hwmon example.

From: Jonathan Cameron <jic23@....ac.uk>

Do not commit.
---
 arch/arm/mach-pxa/stargate2.c |   23 +++++++++++++++++++++++
 1 files changed, 23 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-pxa/stargate2.c b/arch/arm/mach-pxa/stargate2.c
index 4c9a48b..25a69c7 100644
--- a/arch/arm/mach-pxa/stargate2.c
+++ b/arch/arm/mach-pxa/stargate2.c
@@ -54,6 +54,8 @@
 #include <linux/mfd/da903x.h>
 #include <linux/sht15.h>
 
+#include <linux/iio/inkern.h>
+
 #include "devices.h"
 #include "generic.h"
 
@@ -406,6 +408,24 @@ static struct i2c_pxa_platform_data i2c_pdata = {
 	.fast_mode = 1,
 };
 
+static struct platform_device iio_hwmon_test = {
+	.name = "iio_hwmon",
+};
+
+static struct iio_map adc_map[] = {
+	{
+		.adc_dev_name = "0-0035",
+		.adc_channel_label = "AIN1",
+		.consumer_dev = &iio_hwmon_test.dev,
+		.consumer_channel = "testchan1",
+	}, {
+		.adc_dev_name = "0-0035",
+		.adc_channel_label = "AIN2",
+		.consumer_dev = &iio_hwmon_test.dev,
+		.consumer_channel = "testchan2",
+	},
+};
+
 static void __init imote2_stargate2_init(void)
 {
 
@@ -423,6 +443,8 @@ static void __init imote2_stargate2_init(void)
 
 	pxa27x_set_i2c_power_info(&i2c_pwr_pdata);
 	pxa_set_i2c_info(&i2c_pdata);
+
+	iio_map_array_register(adc_map, ARRAY_SIZE(adc_map));
 }
 
 #ifdef CONFIG_MACH_INTELMOTE2
@@ -971,6 +993,7 @@ static struct platform_device *stargate2_devices[] = {
 	&stargate2_sram,
 	&smc91x_device,
 	&sht15,
+	&iio_hwmon_test,
 };
 
 static void __init stargate2_init(void)
-- 
1.7.7.2

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