diff options
Diffstat (limited to 'packages/linux/linux-ezx-2.6.24/patches/pxav4l3-8.patch.eml')
| -rw-r--r-- | packages/linux/linux-ezx-2.6.24/patches/pxav4l3-8.patch.eml | 282 |
1 files changed, 0 insertions, 282 deletions
diff --git a/packages/linux/linux-ezx-2.6.24/patches/pxav4l3-8.patch.eml b/packages/linux/linux-ezx-2.6.24/patches/pxav4l3-8.patch.eml deleted file mode 100644 index 22abad6b1c..0000000000 --- a/packages/linux/linux-ezx-2.6.24/patches/pxav4l3-8.patch.eml +++ /dev/null @@ -1,282 +0,0 @@ -Path: news.gmane.org!not-for-mail -From: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de> -Newsgroups: gmane.comp.video.video4linux,gmane.linux.drivers.i2c -Subject: [RFC PATCH 3/8] Philips PCA9536 4 bit I2C GPIO extender driver -Date: Wed, 23 Jan 2008 18:41:39 +0100 (CET) -Lines: 210 -Approved: news@gmane.org -Message-ID: <Pine.LNX.4.64.0801231820060.4932@axis700.grange> -References: <Pine.LNX.4.64.0801231646090.4932@axis700.grange> -NNTP-Posting-Host: lo.gmane.org -Mime-Version: 1.0 -Content-Type: TEXT/PLAIN; charset=US-ASCII -X-Trace: ger.gmane.org 1201110131 28782 80.91.229.12 (23 Jan 2008 17:42:11 GMT) -X-Complaints-To: usenet@ger.gmane.org -NNTP-Posting-Date: Wed, 23 Jan 2008 17:42:11 +0000 (UTC) -Cc: i2c@lm-sensors.org -To: video4linux-list@redhat.com -Original-X-From: video4linux-list-bounces@redhat.com Wed Jan 23 18:42:30 2008 -Return-path: <video4linux-list-bounces@redhat.com> -Envelope-to: rh-video4linux-list@gmane.org -Original-Received: from hormel.redhat.com ([209.132.177.30]) - by lo.gmane.org with esmtp (Exim 4.50) - id 1JHjcK-0002zY-Jd - for rh-video4linux-list@gmane.org; Wed, 23 Jan 2008 18:42:29 +0100 -Original-Received: from listman.util.phx.redhat.com (listman.util.phx.redhat.com [10.8.4.110]) - by hormel.redhat.com (Postfix) with ESMTP - id 1D07D72F5C; Wed, 23 Jan 2008 12:42:02 -0500 (EST) -Original-Received: from int-mx1.corp.redhat.com (int-mx1.corp.redhat.com - [172.16.52.254]) - by listman.util.phx.redhat.com (8.13.1/8.13.1) with ESMTP id - m0NHfx7t017217 for <video4linux-list@listman.util.phx.redhat.com>; - Wed, 23 Jan 2008 12:41:59 -0500 -Original-Received: from mx3.redhat.com (mx3.redhat.com [172.16.48.32]) - by int-mx1.corp.redhat.com (8.13.1/8.13.1) with ESMTP id m0NHfxW4028112 - for <video4linux-list@redhat.com>; Wed, 23 Jan 2008 12:41:59 -0500 -Original-Received: from mail.gmx.net (mail.gmx.net [213.165.64.20]) - by mx3.redhat.com (8.13.1/8.13.1) with SMTP id m0NHfPdF000786 - for <video4linux-list@redhat.com>; Wed, 23 Jan 2008 12:41:25 -0500 -Original-Received: (qmail invoked by alias); 23 Jan 2008 17:41:19 -0000 -Original-Received: from p57BD2F1F.dip0.t-ipconnect.de (EHLO axis700.grange) - [87.189.47.31] - by mail.gmx.net (mp021) with SMTP; 23 Jan 2008 18:41:19 +0100 -X-Authenticated: #20450766 -X-Provags-ID: V01U2FsdGVkX18gZ14xakQgr3grhg4ys0olRWzKeUW5G+x4WUV9jY - iLvi2phxgtwjvM -Original-Received: from lyakh (helo=localhost) - by axis700.grange with local-esmtp (Exim 4.63) - (envelope-from <g.liakhovetski@gmx.de>) - id 1JHjbX-00029t-5A; Wed, 23 Jan 2008 18:41:39 +0100 -X-X-Sender: lyakh@axis700.grange -In-Reply-To: <Pine.LNX.4.64.0801231646090.4932@axis700.grange> -X-Y-GMX-Trusted: 0 -X-RedHat-Spam-Score: 0 -X-Scanned-By: MIMEDefang 2.58 on 172.16.52.254 -X-Scanned-By: MIMEDefang 2.58 on 172.16.48.32 -X-loop: video4linux-list@redhat.com -X-BeenThere: video4linux-list@redhat.com -X-Mailman-Version: 2.1.5 -Precedence: junk -List-Id: Linux and Kernel Video <video4linux-list.redhat.com> -List-Unsubscribe: <https://www.redhat.com/mailman/listinfo/video4linux-list>, - <mailto:video4linux-list-request@redhat.com?subject=unsubscribe> -List-Archive: <https://www.redhat.com/mailman/private/video4linux-list> -List-Post: <mailto:video4linux-list@redhat.com> -List-Help: <mailto:video4linux-list-request@redhat.com?subject=help> -List-Subscribe: <https://www.redhat.com/mailman/listinfo/video4linux-list>, - <mailto:video4linux-list-request@redhat.com?subject=subscribe> -Original-Sender: video4linux-list-bounces@redhat.com -Errors-To: video4linux-list-bounces@redhat.com -Xref: news.gmane.org gmane.comp.video.video4linux:36471 gmane.linux.drivers.i2c:251 -Archived-At: <http://permalink.gmane.org/gmane.comp.video.video4linux/36471> - -This driver will be used by the mt9m001 and the mt9v022 camera drivers, -that can use a pca9536 to switch between 8 and 10 bit modes. - -Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de> ---- - drivers/i2c/chips/Kconfig | 10 +++ - drivers/i2c/chips/Makefile | 1 + - drivers/i2c/chips/pca9536.c | 153 +++++++++++++++++++++++++++++++++++++++++++ - 3 files changed, 164 insertions(+), 0 deletions(-) - create mode 100644 drivers/i2c/chips/pca9536.c - -diff --git a/drivers/i2c/chips/Kconfig b/drivers/i2c/chips/Kconfig -index 2e1c24f..6f492f1 100644 ---- a/drivers/i2c/chips/Kconfig -+++ b/drivers/i2c/chips/Kconfig -@@ -65,6 +65,16 @@ config SENSORS_PCF8574 - These devices are hard to detect and rarely found on mainstream - hardware. If unsure, say N. - -+config SENSORS_PCA9536 -+ tristate "Philips PCA9536 4-bit I/O port" -+ depends on EXPERIMENTAL -+ help -+ If you say yes here you get support for the Philips PCA9539 -+ 4-bit I/O port. -+ -+ This driver can also be built as a module. If so, the module -+ will be called pca9536. -+ - config SENSORS_PCA9539 - tristate "Philips PCA9539 16-bit I/O port" - depends on EXPERIMENTAL -diff --git a/drivers/i2c/chips/Makefile b/drivers/i2c/chips/Makefile -index ca924e1..e24c582 100644 ---- a/drivers/i2c/chips/Makefile -+++ b/drivers/i2c/chips/Makefile -@@ -8,6 +8,7 @@ obj-$(CONFIG_DS1682) += ds1682.o - obj-$(CONFIG_SENSORS_EEPROM) += eeprom.o - obj-$(CONFIG_SENSORS_MAX6875) += max6875.o - obj-$(CONFIG_SENSORS_M41T00) += m41t00.o -+obj-$(CONFIG_SENSORS_PCA9536) += pca9536.o - obj-$(CONFIG_SENSORS_PCA9539) += pca9539.o - obj-$(CONFIG_SENSORS_PCF8574) += pcf8574.o - obj-$(CONFIG_SENSORS_PCF8591) += pcf8591.o -diff --git a/drivers/i2c/chips/pca9536.c b/drivers/i2c/chips/pca9536.c -new file mode 100644 -index 0000000..08e5d8b ---- /dev/null -+++ b/drivers/i2c/chips/pca9536.c -@@ -0,0 +1,152 @@ -+/* -+ * Driver for PCA9536 I/O Expander -+ * -+ * Copyright (C) 2008, Guennadi Liakhovetski <kernel@pengutronix.de> -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License version 2 as -+ * published by the Free Software Foundation. -+ */ -+ -+#include <linux/videodev.h> -+#include <linux/slab.h> -+#include <linux/i2c.h> -+#include <linux/hwmon-sysfs.h> -+ -+#include <media/v4l2-common.h> -+#include <media/v4l2-chip-ident.h> -+ -+#define PCA9536_INPUT 0 -+#define PCA9536_OUTPUT 1 -+#define PCA9536_INVERT 2 -+#define PCA9536_DIRECTION 3 -+ -+/* following are the sysfs callback functions */ -+static ssize_t pca9536_show(struct device *dev, struct device_attribute *attr, -+ char *buf) -+{ -+ struct sensor_device_attribute *psa = to_sensor_dev_attr(attr); -+ struct i2c_client *client = to_i2c_client(dev); -+ -+ return sprintf(buf, "%d\n", i2c_smbus_read_byte_data(client, -+ psa->index)); -+} -+ -+static ssize_t pca9536_store(struct device *dev, struct device_attribute *attr, -+ const char *buf, size_t count) -+{ -+ struct sensor_device_attribute *psa = to_sensor_dev_attr(attr); -+ struct i2c_client *client = to_i2c_client(dev); -+ unsigned long val = simple_strtoul(buf, NULL, 0); -+ -+ if (val > 0xff) -+ return -EINVAL; -+ -+ i2c_smbus_write_byte_data(client, psa->index, val); -+ return count; -+} -+ -+int pca9536_set_level(struct i2c_client *client, u8 pin, u8 level) -+{ -+ s32 data; -+ -+ if (pin > 3) -+ return -EINVAL; -+ -+ /* Switch to output */ -+ data = i2c_smbus_read_byte_data(client, PCA9536_DIRECTION); -+ if (data < 0) -+ return data; -+ data = i2c_smbus_write_byte_data(client, PCA9536_DIRECTION, -+ data & ~(1 << pin)); -+ if (data < 0) -+ return data; -+ -+ /* Set level */ -+ data = i2c_smbus_read_byte_data(client, PCA9536_OUTPUT); -+ if (data < 0) -+ return data; -+ if (level) -+ data |= (1 << pin); -+ else -+ data &= ~(1 << pin); -+ data = i2c_smbus_write_byte_data(client, PCA9536_OUTPUT, data); -+ -+ return data; -+} -+EXPORT_SYMBOL(pca9536_set_level); -+ -+/* Define the device attributes */ -+ -+#define PCA9536_ENTRY_RO(name, reg) \ -+ static SENSOR_DEVICE_ATTR(name, S_IRUGO, pca9536_show, NULL, reg) -+ -+#define PCA9536_ENTRY_RW(name, reg) \ -+ static SENSOR_DEVICE_ATTR(name, S_IRUGO | S_IWUSR, pca9536_show, \ -+ pca9536_store, reg) -+ -+PCA9536_ENTRY_RO(input, PCA9536_INPUT); -+PCA9536_ENTRY_RW(output, PCA9536_OUTPUT); -+PCA9536_ENTRY_RW(invert, PCA9536_INVERT); -+PCA9536_ENTRY_RW(direction, PCA9536_DIRECTION); -+ -+static struct attribute *pca9536_attributes[] = { -+ &sensor_dev_attr_input.dev_attr.attr, -+ &sensor_dev_attr_output.dev_attr.attr, -+ &sensor_dev_attr_invert.dev_attr.attr, -+ &sensor_dev_attr_direction.dev_attr.attr, -+ NULL -+}; -+ -+static struct attribute_group pca9536_defattr_group = { -+ .attrs = pca9536_attributes, -+}; -+ -+static int pca9536_probe(struct i2c_client *client) -+{ -+ struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); -+ -+ if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { -+ pr_debug("%s: I2C-Adapter doesn't support I2C_FUNC_SMBUS_BYTE\n", __FUNCTION__); -+ return -EIO; -+ } -+ -+ if (client->dev.platform_data) -+ /* This chip is going to be used from the kernel */ -+ *(struct i2c_client **)client->dev.platform_data = client; -+ -+ /* Register sysfs hooks */ -+ return sysfs_create_group(&client->dev.kobj, -+ &pca9536_defattr_group); -+} -+ -+static int pca9536_remove(struct i2c_client *client) -+{ -+ sysfs_remove_group(&client->dev.kobj, &pca9536_defattr_group); -+ return 0; -+} -+ -+static struct i2c_driver pca9536_i2c_driver = { -+ .driver = { -+ .name = "pca9536", -+ }, -+ .probe = pca9536_probe, -+ .remove = pca9536_remove, -+}; -+ -+static int __init pca9536_mod_init(void) -+{ -+ return i2c_add_driver(&pca9536_i2c_driver); -+} -+ -+static void __exit pca9536_mod_exit(void) -+{ -+ i2c_del_driver(&pca9536_i2c_driver); -+} -+ -+module_init(pca9536_mod_init); -+module_exit(pca9536_mod_exit); -+ -+MODULE_DESCRIPTION("PCA9536 driver"); -+MODULE_AUTHOR("Guennadi Liakhovetski <kernel@pengutronix.de>"); -+MODULE_LICENSE("GPL"); --- -1.5.3.4 - --- -video4linux-list mailing list -Unsubscribe mailto:video4linux-list-request@redhat.com?subject=unsubscribe -https://www.redhat.com/mailman/listinfo/video4linux-list - |