diff options
Diffstat (limited to 'target/linux/s3c24xx/patches-2.6.26/1142-add-resume-reason-sysfs.patch.patch')
| -rwxr-xr-x | target/linux/s3c24xx/patches-2.6.26/1142-add-resume-reason-sysfs.patch.patch | 386 |
1 files changed, 0 insertions, 386 deletions
diff --git a/target/linux/s3c24xx/patches-2.6.26/1142-add-resume-reason-sysfs.patch.patch b/target/linux/s3c24xx/patches-2.6.26/1142-add-resume-reason-sysfs.patch.patch deleted file mode 100755 index c72f095..0000000 --- a/target/linux/s3c24xx/patches-2.6.26/1142-add-resume-reason-sysfs.patch.patch +++ /dev/null @@ -1,386 +0,0 @@ -From 95b8e195427ce0c6b495925813d7e10949af8ce3 Mon Sep 17 00:00:00 2001 -From: Andy Green <andy@openmoko.com> -Date: Fri, 25 Jul 2008 23:06:10 +0100 -Subject: [PATCH] add-resume-reason-sysfs.patch - -If you have U-Boot with uboot-add-find-wake-reason.patch, this -patch will get you a wake reason report from - -cat /sys/devices/platform/neo1973-resume.0/resume_reason - -it looks like this: - - EINT00_ACCEL1 - EINT01_GSM - EINT02_BLUETOOTH - EINT03_DEBUGBRD - EINT04_JACK - EINT05_WLAN - EINT06_AUXKEY - EINT07_HOLDKEY - EINT08_ACCEL2 -* EINT09_PMU - adpins - adprem - usbins - usbrem - rtcalarm - second - onkeyr - onkeyf - exton1r - exton1f - exton2r - exton2f - exton3r - exton3f - * batfull - chghalt - thlimon - thlimoff - usblimon - usblimoff - adcrdy - onkey1s - lowsys - lowbat - hightmp - autopwrfail - dwn1pwrfail - dwn2pwrfail - ledpwrfail - ledovp - ldo1pwrfail - ldo2pwrfail - ldo3pwrfail - ldo4pwrfail - ldo5pwrfail - ldo6pwrfail - hcidopwrfail - hcidoovl - EINT10_NULL - EINT11_NULL - EINT12_GLAMO - EINT13_NULL - EINT14_NULL - EINT15_NULL - -This shows a problem, false wake from suspend due to battery full - -Signed-off-by: Andy Green <andy@openmoko.com> ---- - arch/arm/mach-s3c2440/mach-gta02.c | 5 + - arch/arm/plat-s3c24xx/Makefile | 4 +- - arch/arm/plat-s3c24xx/neo1973_pm_resume_reason.c | 134 ++++++++++++++++++++++ - drivers/i2c/chips/pcf50633.c | 80 +++++++++++++ - include/linux/pcf50633.h | 6 + - 5 files changed, 227 insertions(+), 2 deletions(-) - create mode 100644 arch/arm/plat-s3c24xx/neo1973_pm_resume_reason.c - -diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c -index 9e8fae7..90b62c1 100644 ---- a/arch/arm/mach-s3c2440/mach-gta02.c -+++ b/arch/arm/mach-s3c2440/mach-gta02.c -@@ -378,6 +378,10 @@ struct platform_device gta02_version_device = { - .num_resources = 0, - }; - -+struct platform_device gta02_resume_reason_device = { -+ .name = "neo1973-resume", -+ .num_resources = 0, -+}; - - static struct map_desc gta02_iodesc[] __initdata = { - { -@@ -737,6 +741,7 @@ static struct platform_device *gta02_devices[] __initdata = { - >a02_nor_flash, - &sc32440_fiq_device, - >a02_version_device, -+ >a02_resume_reason_device, - &s3c24xx_pwm_device, - }; - -diff --git a/arch/arm/plat-s3c24xx/Makefile b/arch/arm/plat-s3c24xx/Makefile -index c173f7b..f60dc5f 100644 ---- a/arch/arm/plat-s3c24xx/Makefile -+++ b/arch/arm/plat-s3c24xx/Makefile -@@ -34,5 +34,5 @@ obj-$(CONFIG_MACH_NEO1973) += neo1973_version.o \ - neo1973_pm_gsm.o \ - neo1973_pm_gps.o \ - neo1973_pm_bt.o \ -- neo1973_shadow.o -- -+ neo1973_shadow.o \ -+ neo1973_pm_resume_reason.o -diff --git a/arch/arm/plat-s3c24xx/neo1973_pm_resume_reason.c b/arch/arm/plat-s3c24xx/neo1973_pm_resume_reason.c -new file mode 100644 -index 0000000..cca42dc ---- /dev/null -+++ b/arch/arm/plat-s3c24xx/neo1973_pm_resume_reason.c -@@ -0,0 +1,134 @@ -+/* -+ * 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 <asm/hardware.h> -+#include <asm/mach-types.h> -+ -+#ifdef CONFIG_MACH_NEO1973_GTA02 -+#include <asm/arch/gta02.h> -+#include <linux/pcf50633.h> -+ -+ -+static unsigned int *gstatus4_mapped; -+static char *resume_reasons[] = { -+ "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; -+ -+ for (bit = 0; resume_reasons[bit]; bit++) { -+ if ((*gstatus4_mapped) & (1 << bit)) -+ end += sprintf(end, "* %s\n", resume_reasons[bit]); -+ else -+ end += sprintf(end, " %s\n", resume_reasons[bit]); -+ -+ if (bit == 9) /* PMU */ -+ end += pcf50633_report_resumers(pcf50633_global, end); -+ } -+ -+ 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"); -+ -+ switch (machine_arch_type) { -+#ifdef CONFIG_MACH_NEO1973_GTA01 -+ case MACH_TYPE_NEO1973_GTA01: -+ return -EINVAL; -+#endif /* CONFIG_MACH_NEO1973_GTA01 */ -+ default: -+ gstatus4_mapped = ioremap(0x560000BC, 0x4); -+ if (!gstatus4_mapped) { -+ dev_err(&pdev->dev, "failed to ioremap() memory region\n"); -+ return -EINVAL; -+ } -+ break; -+ } -+ -+ 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"); -+#endif -diff --git a/drivers/i2c/chips/pcf50633.c b/drivers/i2c/chips/pcf50633.c -index da58aa3..d2ff2c1 100644 ---- a/drivers/i2c/chips/pcf50633.c -+++ b/drivers/i2c/chips/pcf50633.c -@@ -120,6 +120,8 @@ struct pcf50633_data { - int allow_close; - int onkey_seconds; - int irq; -+ int have_been_suspended; -+ unsigned char pcfirq_resume[5]; - - int coldplug_done; /* cleared by probe, set by first work service */ - int flag_bat_voltage_read; /* ipc to /sys batt voltage read func */ -@@ -597,6 +599,17 @@ static void pcf50633_work(struct work_struct *work) - return; - } - -+ /* hey did we just resume? */ -+ -+ if (pcf->have_been_suspended) { -+ pcf->have_been_suspended = 0; -+ /* -+ * grab a copy of resume interrupt reasons -+ * from pcf50633 POV -+ */ -+ memcpy(pcf->pcfirq_resume, pcfirq, sizeof(pcf->pcfirq_resume)); -+ } -+ - if (!pcf->coldplug_done) { - DEBUGP("PMU Coldplug init\n"); - -@@ -1856,6 +1869,71 @@ static int pcf50633_detach_client(struct i2c_client *client) - return 0; - } - -+/* you're going to need >300 bytes in buf */ -+ -+int pcf50633_report_resumers(struct pcf50633_data *pcf, char *buf) -+{ -+ static char *int_names[] = { -+ "adpins", -+ "adprem", -+ "usbins", -+ "usbrem", -+ NULL, -+ NULL, -+ "rtcalarm", -+ "second", -+ -+ "onkeyr", -+ "onkeyf", -+ "exton1r", -+ "exton1f", -+ "exton2r", -+ "exton2f", -+ "exton3r", -+ "exton3f", -+ -+ "batfull", -+ "chghalt", -+ "thlimon", -+ "thlimoff", -+ "usblimon", -+ "usblimoff", -+ "adcrdy", -+ "onkey1s", -+ -+ "lowsys", -+ "lowbat", -+ "hightmp", -+ "autopwrfail", -+ "dwn1pwrfail", -+ "dwn2pwrfail", -+ "ledpwrfail", -+ "ledovp", -+ -+ "ldo1pwrfail", -+ "ldo2pwrfail", -+ "ldo3pwrfail", -+ "ldo4pwrfail", -+ "ldo5pwrfail", -+ "ldo6pwrfail", -+ "hcidopwrfail", -+ "hcidoovl" -+ }; -+ char *end = buf; -+ int n; -+ -+ for (n = 0; n < 40; n++) -+ if (int_names[n]) { -+ if (pcf->pcfirq_resume[n >> 3] & (1 >> (n & 7))) -+ end += sprintf(end, " * %s\n", int_names[n]); -+ else -+ end += sprintf(end, " %s\n", int_names[n]); -+ } -+ -+ return end - buf; -+} -+ -+ - #ifdef CONFIG_PM - #define INT1M_RESUMERS (PCF50633_INT1_ADPINS | \ - PCF50633_INT1_ADPREM | \ -@@ -1938,6 +2016,8 @@ static int pcf50633_suspend(struct device *dev, pm_message_t state) - __reg_write(pcf, PCF50633_REG_INT4M, ~INT4M_RESUMERS & 0xff); - __reg_write(pcf, PCF50633_REG_INT5M, ~INT5M_RESUMERS & 0xff); - -+ pcf->have_been_suspended = 1; -+ - mutex_unlock(&pcf->lock); - - return 0; -diff --git a/include/linux/pcf50633.h b/include/linux/pcf50633.h -index f427985..39d919d 100644 ---- a/include/linux/pcf50633.h -+++ b/include/linux/pcf50633.h -@@ -64,6 +64,12 @@ pcf50633_charge_enable(struct pcf50633_data *pcf, int on); - extern void - pcf50633_backlight_resume(struct pcf50633_data *pcf); - -+extern u_int16_t -+pcf50633_battvolt(struct pcf50633_data *pcf); -+ -+extern int -+pcf50633_report_resumers(struct pcf50633_data *pcf, char *buf); -+ - #define PCF50633_FEAT_EXTON 0x00000001 /* not yet supported */ - #define PCF50633_FEAT_MBC 0x00000002 - #define PCF50633_FEAT_BBC 0x00000004 /* not yet supported */ --- -1.5.6.3 - |