move-neo1973-pm-stuff-to-drivers-misc.patch

Signed-off-by: Andy Green <andy@openmoko.com>

7 files changed, 584 insertions, 0 deletions

diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index e07ea1cec56..50d413c816c 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -493,4 +493,9 @@ config SGI_GRU_DEBUG
 	This option enables addition debugging code for the SGI GRU driver. If
 	you are unsure, say N.
 
+config MACH_NEO1973
+	bool
+	help
+	  Common machine code for Openmoko GTAxx hardware
+
 endif # MISC_DEVICES
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index 8455289665b..90ce0252aaa 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -32,3 +32,6 @@ obj-$(CONFIG_SGI_XP)		+= sgi-xp/
 obj-$(CONFIG_SGI_GRU)		+= sgi-gru/
 obj-$(CONFIG_HP_ILO)		+= hpilo.o
 obj-$(CONFIG_LOW_MEMORY_KILLER)	+= lowmemorykiller.o
+obj-$(CONFIG_MACH_NEO1973)      += neo1973_version.o \
+                                   neo1973_pm_host.o \
+                                   neo1973_pm_resume_reason.o
diff --git a/drivers/misc/neo1973_pm_charging_led.c b/drivers/misc/neo1973_pm_charging_led.c
new file mode 100644
index 00000000000..9e104a56189
--- /dev/null
+++ b/drivers/misc/neo1973_pm_charging_led.c
@@ -0,0 +1,106 @@
+/*
+ * Charging LED sysfs for the FIC Neo1973 GSM Phone
+ * (currently only implemented in GTA02 but ready for GTA01 implementation)
+ *
+ * (C) 2008 by Openmoko Inc.
+ * Author: Andy Green <andy@openmoko.com>
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License charging_led 2 as
+ * published by the Free Software Foundation
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+
+#include <asm/hardware.h>
+#include <asm/mach-types.h>
+
+#ifdef CONFIG_MACH_NEO1973_GTA02
+#include <asm/arch/gta02.h>
+
+static enum neo1973_charging_led_modes charging_mode;
+
+static char *charging_led_mode_names[] = {
+	"Disabled",
+	"Aux LED",
+	"Power LED"
+};
+
+static ssize_t charging_led_read(struct device *dev,
+				 struct device_attribute *attr, char *buf)
+{
+	return sprintf(buf, "0x%03X\n", gta02_get_pcb_revision());
+}
+
+static ssize_t charging_led_read(struct device *dev,
+				 struct device_attribute *attr, char *buf)
+{
+	return sprintf(buf, "0x%03X\n", gta02_get_pcb_revision());
+}
+
+
+static DEVICE_ATTR(pcb, 0644, charging_led_read, charging_led_write);
+
+static struct attribute *neo1973_charging_led_sysfs_entries[] = {
+	&dev_attr_pcb.attr,
+	NULL
+};
+
+static struct attribute_group neo1973_charging_led_attr_group = {
+	.name	= NULL,
+	.attrs	= neo1973_charging_led_sysfs_entries,
+};
+
+static int __init neo1973_charging_led_probe(struct platform_device *pdev)
+{
+	dev_info(&pdev->dev, "starting\n");
+
+	switch (machine_arch_type) {
+#ifdef CONFIG_MACH_NEO1973_GTA01
+	case MACH_TYPE_NEO1973_GTA01:
+		return -EINVAL;
+#endif /* CONFIG_MACH_NEO1973_GTA01 */
+	default:
+		break;
+	}
+
+	return sysfs_create_group(&pdev->dev.kobj,
+					     &neo1973_charging_led_attr_group);
+}
+
+static int neo1973_charging_led_remove(struct platform_device *pdev)
+{
+	sysfs_remove_group(&pdev->dev.kobj, &neo1973_charging_led_attr_group);
+	return 0;
+}
+
+static struct platform_driver neo1973_charging_led_driver = {
+	.probe		= neo1973_charging_led_probe,
+	.remove		= neo1973_charging_led_remove,
+	.driver		= {
+		.name		= "neo1973-charging-led",
+	},
+};
+
+static int __devinit neo1973_charging_led_init(void)
+{
+	return platform_driver_register(&neo1973_charging_led_driver);
+}
+
+static void neo1973_charging_led_exit(void)
+{
+	platform_driver_unregister(&neo1973_charging_led_driver);
+}
+
+module_init(neo1973_charging_led_init);
+module_exit(neo1973_charging_led_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Andy Green <andy@openmoko.com>");
+MODULE_DESCRIPTION("Neo1973 PCB charging_led");
+#endif
diff --git a/drivers/misc/neo1973_pm_host.c b/drivers/misc/neo1973_pm_host.c
new file mode 100644
index 00000000000..caa302eeb91
--- /dev/null
+++ b/drivers/misc/neo1973_pm_host.c
@@ -0,0 +1,101 @@
+/*
+ * Bluetooth PM code for the FIC Neo1973 GSM Phone
+ *
+ * (C) 2007 by Openmoko Inc.
+ * Author: Harald Welte <laforge@openmoko.org>
+ * All rights reserved.
+ *
+ * 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/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+
+#ifdef CONFIG_MACH_NEO1973_GTA02
+#include <mach/gta02.h>
+#include <linux/mfd/pcf50633/core.h>
+
+static ssize_t pm_host_read(struct device *dev, struct device_attribute *attr,
+			    char *buf)
+{
+	return sprintf(buf, "%d\n",
+		       pcf50633_gpio_get(gta02_pcf_pdata.pcf, PCF50633_GPO));
+}
+
+static ssize_t pm_host_write(struct device *dev, struct device_attribute *attr,
+			     const char *buf, size_t count)
+{
+	unsigned long on = simple_strtoul(buf, NULL, 10);
+
+	pcf50633_gpio_set(gta02_pcf_pdata.pcf, PCF50633_GPO, on);
+
+	return count;
+}
+
+static DEVICE_ATTR(hostmode, 0644, pm_host_read, pm_host_write);
+
+static struct attribute *neo1973_pm_host_sysfs_entries[] = {
+	&dev_attr_hostmode.attr,
+	NULL
+};
+
+static struct attribute_group neo1973_pm_host_attr_group = {
+	.name	= NULL,
+	.attrs	= neo1973_pm_host_sysfs_entries,
+};
+
+static int __init neo1973_pm_host_probe(struct platform_device *pdev)
+{
+	dev_info(&pdev->dev, "starting\n");
+
+	switch (machine_arch_type) {
+#ifdef CONFIG_MACH_NEO1973_GTA01
+	case MACH_TYPE_NEO1973_GTA01:
+		return -EINVAL;
+#endif /* CONFIG_MACH_NEO1973_GTA01 */
+	default:
+		break;
+	}
+
+	return sysfs_create_group(&pdev->dev.kobj, &neo1973_pm_host_attr_group);
+}
+
+static int neo1973_pm_host_remove(struct platform_device *pdev)
+{
+	sysfs_remove_group(&pdev->dev.kobj, &neo1973_pm_host_attr_group);
+	return 0;
+}
+
+static struct platform_driver neo1973_pm_host_driver = {
+	.probe		= neo1973_pm_host_probe,
+	.remove		= neo1973_pm_host_remove,
+	.driver		= {
+		.name		= "neo1973-pm-host",
+	},
+};
+
+static int __devinit neo1973_pm_host_init(void)
+{
+	return platform_driver_register(&neo1973_pm_host_driver);
+}
+
+static void neo1973_pm_host_exit(void)
+{
+	platform_driver_unregister(&neo1973_pm_host_driver);
+}
+
+module_init(neo1973_pm_host_init);
+module_exit(neo1973_pm_host_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Andy Green <andy@openmoko.com>");
+MODULE_DESCRIPTION("Neo1973 USB Host Power Management");
+#endif
diff --git a/drivers/misc/neo1973_pm_resume_reason.c b/drivers/misc/neo1973_pm_resume_reason.c
new file mode 100644
index 00000000000..62984a50a0a
--- /dev/null
+++ b/drivers/misc/neo1973_pm_resume_reason.c
@@ -0,0 +1,147 @@
+/*
+ * Resume reason sysfs for the FIC Neo1973 GSM Phone
+ *
+ * (C) 2008 by Openmoko Inc.
+ * Author: Andy Green <andy@openmoko.com>
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License resume_reason 2 as
+ * published by the Free Software Foundation
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+
+#ifdef CONFIG_MACH_NEO1973_GTA02
+#include <mach/gta02.h>
+#include <linux/mfd/pcf50633/core.h>
+#endif
+
+static unsigned int *gstatus4_mapped;
+static char *resume_reasons[][17] = { { /* GTA01 */
+	"EINT00_NULL",
+	"EINT01_GSM",
+	"EINT02_NULL",
+	"EINT03_NULL",
+	"EINT04_JACK",
+	"EINT05_SDCARD",
+	"EINT06_AUXKEY",
+	"EINT07_HOLDKEY",
+	"EINT08_NULL",
+	"EINT09_NULL",
+	"EINT10_NULL",
+	"EINT11_NULL",
+	"EINT12_NULL",
+	"EINT13_NULL",
+	"EINT14_NULL",
+	"EINT15_NULL",
+	NULL
+}, { /* GTA02 */
+	"EINT00_ACCEL1",
+	"EINT01_GSM",
+	"EINT02_BLUETOOTH",
+	"EINT03_DEBUGBRD",
+	"EINT04_JACK",
+	"EINT05_WLAN",
+	"EINT06_AUXKEY",
+	"EINT07_HOLDKEY",
+	"EINT08_ACCEL2",
+	"EINT09_PMU",
+	"EINT10_NULL",
+	"EINT11_NULL",
+	"EINT12_GLAMO",
+	"EINT13_NULL",
+	"EINT14_NULL",
+	"EINT15_NULL",
+	NULL
+} };
+
+static ssize_t resume_reason_read(struct device *dev,
+				  struct device_attribute *attr,
+				  char *buf)
+{
+	int bit = 0;
+	char *end = buf;
+	int gta = !!machine_is_neo1973_gta02();
+
+	for (bit = 0; resume_reasons[gta][bit]; bit++) {
+		if ((*gstatus4_mapped) & (1 << bit))
+			end += sprintf(end, "* %s\n", resume_reasons[gta][bit]);
+		else
+			end += sprintf(end, "  %s\n", resume_reasons[gta][bit]);
+
+#ifdef CONFIG_MACH_NEO1973_GTA02
+		if ((gta) && (bit == 9)); /* PMU */
+//			end += pcf50633_report_resumers(gta02_pcf_pdata.pcf, end);
+#endif
+	}
+
+	return end - buf;
+}
+
+
+static DEVICE_ATTR(resume_reason, 0644, resume_reason_read, NULL);
+
+static struct attribute *neo1973_resume_reason_sysfs_entries[] = {
+	&dev_attr_resume_reason.attr,
+	NULL
+};
+
+static struct attribute_group neo1973_resume_reason_attr_group = {
+	.name	= NULL,
+	.attrs	= neo1973_resume_reason_sysfs_entries,
+};
+
+static int __init neo1973_resume_reason_probe(struct platform_device *pdev)
+{
+	dev_info(&pdev->dev, "starting\n");
+
+	gstatus4_mapped = ioremap(0x560000BC /* GSTATUS4 */, 0x4);
+	if (!gstatus4_mapped) {
+		dev_err(&pdev->dev, "failed to ioremap() memory region\n");
+		return -EINVAL;
+	}
+
+	return sysfs_create_group(&pdev->dev.kobj,
+					    &neo1973_resume_reason_attr_group);
+}
+
+static int neo1973_resume_reason_remove(struct platform_device *pdev)
+{
+	sysfs_remove_group(&pdev->dev.kobj, &neo1973_resume_reason_attr_group);
+	iounmap(gstatus4_mapped);
+	return 0;
+}
+
+static struct platform_driver neo1973_resume_reason_driver = {
+	.probe		= neo1973_resume_reason_probe,
+	.remove		= neo1973_resume_reason_remove,
+	.driver		= {
+		.name		= "neo1973-resume",
+	},
+};
+
+static int __devinit neo1973_resume_reason_init(void)
+{
+	return platform_driver_register(&neo1973_resume_reason_driver);
+}
+
+static void neo1973_resume_reason_exit(void)
+{
+	platform_driver_unregister(&neo1973_resume_reason_driver);
+}
+
+module_init(neo1973_resume_reason_init);
+module_exit(neo1973_resume_reason_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Andy Green <andy@openmoko.com>");
+MODULE_DESCRIPTION("Neo1973 resume_reason");
diff --git a/drivers/misc/neo1973_pm_usbhost.c b/drivers/misc/neo1973_pm_usbhost.c
new file mode 100644
index 00000000000..602e4309ccf
--- /dev/null
+++ b/drivers/misc/neo1973_pm_usbhost.c
@@ -0,0 +1,132 @@
+/*
+ * Bluetooth PM code for the FIC Neo1973 GSM Phone
+ *
+ * (C) 2007 by OpenMoko Inc.
+ * Author: Harald Welte <laforge@openmoko.org>
+ * All rights reserved.
+ *
+ * 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/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+
+#include <asm/hardware.h>
+#include <asm/mach-types.h>
+
+#ifdef CONFIG_MACH_NEO1973_GTA02
+#include <asm/arch/gta02.h>
+#include <linux/pcf50633.h>
+#endif
+
+static ssize_t pm_usbhost_read(struct device *dev, struct device_attribute *attr,
+		       char *buf)
+{
+	return sprintf(buf, "%d\n",
+		       pcf50633_gpio_get(pcf50633_global, PCF50633_GPO));
+}
+
+static ssize_t pm_usbhost_write(struct device *dev, struct device_attribute *attr,
+			const char *buf, size_t count)
+{
+	unsigned long on = simple_strtoul(buf, NULL, 10);
+
+	pcf50633_gpio_set(pcf50633_global, PCF50633_GPO, on);
+
+	return count;
+}
+
+static DEVICE_ATTR(hostmode, 0644, pm_usbhost_read, pm_usbhost_write);
+
+#ifdef CONFIG_PM
+static int neo1973_usbhost_suspend(struct platform_device *pdev, pm_message_t state)
+{
+	dev_dbg(&pdev->dev, "suspending\n");
+	/* FIXME: The PMU should save the PMU status, and the GPIO code should
+	 * preserve the GPIO level, so there shouldn't be anything left to do
+	 * for us, should there? */
+
+	return 0;
+}
+
+static int neo1973_usbhost_resume(struct platform_device *pdev)
+{
+	dev_dbg(&pdev->dev, "resuming\n");
+
+	return 0;
+}
+#else
+#define neo1973_usbhost_suspend	NULL
+#define neo1973_usbhost_resume	NULL
+#endif
+
+static struct attribute *neo1973_usbhost_sysfs_entries[] = {
+	&dev_attr_hostmode.attr,
+	NULL
+};
+
+static struct attribute_group neo1973_usbhost_attr_group = {
+	.name	= NULL,
+	.attrs	= neo1973_usbhost_sysfs_entries,
+};
+
+static int __init neo1973_usbhost_probe(struct platform_device *pdev)
+{
+	dev_info(&pdev->dev, "starting\n");
+
+	switch (machine_arch_type) {
+
+#ifdef CONFIG_MACH_NEO1973_GTA01
+	case MACH_TYPE_NEO1973_GTA01:
+		return -EINVAL;
+#endif /* CONFIG_MACH_NEO1973_GTA01 */
+
+#ifdef CONFIG_MACH_NEO1973_GTA02
+	case MACH_TYPE_NEO1973_GTA02:
+/* race */
+/*		pcf50633_gpio_set(pcf50633_global, PCF50633_GPO, 0); */
+		break;
+#endif /* CONFIG_MACH_NEO1973_GTA02 */
+	}
+
+	return sysfs_create_group(&pdev->dev.kobj, &neo1973_usbhost_attr_group);
+}
+
+static int neo1973_usbhost_remove(struct platform_device *pdev)
+{
+	sysfs_remove_group(&pdev->dev.kobj, &neo1973_usbhost_attr_group);
+
+	return 0;
+}
+
+static struct platform_driver neo1973_usbhost_driver = {
+	.probe		= neo1973_usbhost_probe,
+	.remove		= neo1973_usbhost_remove,
+	.suspend	= neo1973_usbhost_suspend,
+	.resume		= neo1973_usbhost_resume,
+	.driver		= {
+		.name		= "neo1973-pm-host",
+	},
+};
+
+static int __devinit neo1973_usbhost_init(void)
+{
+	return platform_driver_register(&neo1973_usbhost_driver);
+}
+
+static void neo1973_usbhost_exit(void)
+{
+	platform_driver_unregister(&neo1973_usbhost_driver);
+}
+
+module_init(neo1973_usbhost_init);
+module_exit(neo1973_usbhost_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Andy Green <andy@openmoko.com>");
+MODULE_DESCRIPTION("Neo1973 USB Host Power Management");
diff --git a/drivers/misc/neo1973_version.c b/drivers/misc/neo1973_version.c
new file mode 100644
index 00000000000..a88172132dc
--- /dev/null
+++ b/drivers/misc/neo1973_version.c
@@ -0,0 +1,90 @@
+/*
+ * PCB version sysfs for the FIC Neo1973 GSM Phone
+ *
+ * (C) 2007 by Openmoko Inc.
+ * Author: Andy Green <andy@openmoko.com>
+ * All rights reserved.
+ *
+ * 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/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+
+#ifdef CONFIG_MACH_NEO1973_GTA02
+#include <mach/gta02.h>
+
+static ssize_t version_read(struct device *dev, struct device_attribute *attr,
+			    char *buf)
+{
+	return sprintf(buf, "0x%03X\n", gta02_get_pcb_revision());
+}
+
+
+static DEVICE_ATTR(pcb, 0644, version_read, NULL);
+
+static struct attribute *neo1973_version_sysfs_entries[] = {
+	&dev_attr_pcb.attr,
+	NULL
+};
+
+static struct attribute_group neo1973_version_attr_group = {
+	.name	= NULL,
+	.attrs	= neo1973_version_sysfs_entries,
+};
+
+static int __init neo1973_version_probe(struct platform_device *pdev)
+{
+	dev_info(&pdev->dev, "starting\n");
+
+	switch (machine_arch_type) {
+#ifdef CONFIG_MACH_NEO1973_GTA01
+	case MACH_TYPE_NEO1973_GTA01:
+		return -EINVAL;
+#endif /* CONFIG_MACH_NEO1973_GTA01 */
+	default:
+		break;
+	}
+
+	return sysfs_create_group(&pdev->dev.kobj, &neo1973_version_attr_group);
+}
+
+static int neo1973_version_remove(struct platform_device *pdev)
+{
+	sysfs_remove_group(&pdev->dev.kobj, &neo1973_version_attr_group);
+	return 0;
+}
+
+static struct platform_driver neo1973_version_driver = {
+	.probe		= neo1973_version_probe,
+	.remove		= neo1973_version_remove,
+	.driver		= {
+		.name		= "neo1973-version",
+	},
+};
+
+static int __devinit neo1973_version_init(void)
+{
+	return platform_driver_register(&neo1973_version_driver);
+}
+
+static void neo1973_version_exit(void)
+{
+	platform_driver_unregister(&neo1973_version_driver);
+}
+
+module_init(neo1973_version_init);
+module_exit(neo1973_version_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Andy Green <andy@openmoko.com>");
+MODULE_DESCRIPTION("Neo1973 PCB version");
+#endif