-Index: linux-3.1/drivers/cbus/Kconfig
-===================================================================
---- linux-3.1.orig/drivers/cbus/Kconfig 2011-10-30 00:48:42.989047642 +0200
-+++ linux-3.1/drivers/cbus/Kconfig 2011-10-30 00:48:58.765036552 +0200
+--- a/drivers/cbus/Kconfig
++++ b/drivers/cbus/Kconfig
@@ -83,4 +83,12 @@ config CBUS_RETU_HEADSET
endif # CBUS_RETU
+ If unsure, say N.
+
endmenu
-Index: linux-3.1/drivers/cbus/Makefile
-===================================================================
---- linux-3.1.orig/drivers/cbus/Makefile 2011-10-30 00:48:42.989047642 +0200
-+++ linux-3.1/drivers/cbus/Makefile 2011-10-30 00:48:58.765036552 +0200
+--- a/drivers/cbus/Makefile
++++ b/drivers/cbus/Makefile
@@ -11,3 +11,6 @@ obj-$(CONFIG_CBUS_RETU_POWERBUTTON) += r
obj-$(CONFIG_CBUS_RETU_RTC) += retu-rtc.o
obj-$(CONFIG_CBUS_RETU_WDT) += retu-wdt.o
+n810bm-y += n810bm_main.o
+n810bm-y += lipocharge.o
+obj-$(CONFIG_N810BM) += n810bm.o
-Index: linux-3.1/drivers/cbus/n810bm_main.c
-===================================================================
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ linux-3.1/drivers/cbus/n810bm_main.c 2011-10-30 00:48:58.765036552 +0200
-@@ -0,0 +1,1586 @@
+--- /dev/null
++++ b/drivers/cbus/n810bm_main.c
+@@ -0,0 +1,1572 @@
+/*
+ * Nokia n810 battery management
+ *
+#include <linux/bitops.h>
+#include <linux/workqueue.h>
+#include <linux/delay.h>
++#include <linux/interrupt.h>
+
+#include "cbus.h"
+#include "retu.h"
+};
+
+struct n810bm {
++ int tahvo_irq;
++ bool tahvo_irq_enabled;
++
+ bool battery_present; /* A battery is inserted */
+ bool charger_present; /* The charger is connected */
+ enum n810bm_capacity capacity; /* The capacity of the inserted battery (if any) */
+
+ unsigned long notify_flags;
+ struct work_struct notify_work;
-+ struct work_struct currmeas_irq_work;
+ struct delayed_work periodic_check_work;
+
+ bool initialized; /* The hardware was initialized */
+
+static u16 tahvo_read(struct n810bm *bm, unsigned int reg)
+{
-+ return tahvo_read_reg(reg);
++ return tahvo_read_reg(&n810bm_tahvo_device->dev, reg);
+}
+
+static void tahvo_maskset(struct n810bm *bm, unsigned int reg, u16 mask, u16 set)
+{
-+ tahvo_set_clear_reg_bits(reg, set, mask);
++ tahvo_set_clear_reg_bits(&n810bm_tahvo_device->dev, reg, set, mask);
+}
+
+static inline void tahvo_write(struct n810bm *bm, unsigned int reg, u16 value)
+{
-+ unsigned long flags;
-+
-+ spin_lock_irqsave(&tahvo_lock, flags);
-+ tahvo_write_reg(reg, value);
-+ spin_unlock_irqrestore(&tahvo_lock, flags);
++ tahvo_write_reg(&n810bm_tahvo_device->dev, reg, value);
+}
+
+static inline void tahvo_set(struct n810bm *bm, unsigned int reg, u16 mask)
+{
-+ tahvo_set_clear_reg_bits(reg, mask, mask);
++ tahvo_set_clear_reg_bits(&n810bm_tahvo_device->dev, reg, mask, mask);
+}
+
+static inline void tahvo_clear(struct n810bm *bm, unsigned int reg, u16 mask)
+{
-+ tahvo_set_clear_reg_bits(reg, 0, mask);
++ tahvo_set_clear_reg_bits(&n810bm_tahvo_device->dev, reg, 0, mask);
+}
+
+static u16 retu_read(struct n810bm *bm, unsigned int reg)
+ tahvo_clear(bm, TAHVO_REG_CHGCTL,
+ TAHVO_REG_CHGCTL_CURTIMRST);
+
-+ if (millisec_interval)
-+ tahvo_enable_irq(TAHVO_INT_BATCURR);
-+ else
-+ tahvo_disable_irq(TAHVO_INT_BATCURR);
++ if (millisec_interval) {
++ if (!bm->tahvo_irq_enabled) {
++ bm->tahvo_irq_enabled = 1;
++ enable_irq(bm->tahvo_irq);
++ }
++ } else {
++ if (bm->tahvo_irq_enabled) {
++ bm->tahvo_irq_enabled = 0;
++ disable_irq_nosync(bm->tahvo_irq);
++ }
++ }
+
+ //TODO also do a software timer for safety.
+}
+}
+*/
+
-+static void n810bm_tahvo_current_measure_work(struct work_struct *work)
++static irqreturn_t n810bm_tahvo_current_measure_irq_handler(int irq, void *data)
+{
-+ struct n810bm *bm = container_of(work, struct n810bm, currmeas_irq_work);
++ struct n810bm *bm = data;
+ int res, ma, mv, temp;
+
+ mutex_lock(&bm->mutex);
+ }
+out_unlock:
+ mutex_unlock(&bm->mutex);
-+}
+
-+static void n810bm_tahvo_current_measure_irq_handler(unsigned long data)
-+{
-+ struct n810bm *bm = (struct n810bm *)data;
-+
-+ tahvo_ack_irq(TAHVO_INT_BATCURR);
-+ schedule_work(&bm->currmeas_irq_work);
++ return IRQ_HANDLED;
+}
+
+#define DEFINE_ATTR_NOTIFY(attr_name) \
+{
+ cancel_delayed_work_sync(&bm->periodic_check_work);
+ cancel_work_sync(&bm->notify_work);
-+ cancel_work_sync(&bm->currmeas_irq_work);
+ flush_scheduled_work();
+}
+
+ if (err)
+ goto err_unwind_attrs;
+*/
-+ err = tahvo_request_irq(TAHVO_INT_BATCURR,
-+ n810bm_tahvo_current_measure_irq_handler,
-+ (unsigned long)bm, "n810bm");
++ bm->tahvo_irq = platform_get_irq(n810bm_tahvo_device, 0);
++ err = request_threaded_irq(bm->tahvo_irq, NULL,
++ n810bm_tahvo_current_measure_irq_handler,
++ IRQF_ONESHOT, "tahvo-n810bm", bm);
+ if (err)
+ goto err_free_retu_irq;
-+ tahvo_disable_irq(TAHVO_INT_BATCURR);
++ disable_irq_nosync(bm->tahvo_irq);
++ bm->tahvo_irq_enabled = 0;
+
+ schedule_delayed_work(&bm->periodic_check_work,
+ round_jiffies_relative(N810BM_CHECK_INTERVAL));
+ return;
+
+ lipocharge_exit(&bm->charger);
-+ tahvo_free_irq(TAHVO_INT_BATCURR);
++ free_irq(bm->tahvo_irq, bm);
+//XXX retu_free_irq(RETU_INT_ADCS);
+ for (i = 0; i < ARRAY_SIZE(n810bm_attrs); i++)
+ device_remove_file(&bm->pdev->dev, n810bm_attrs[i]);
+ mutex_init(&bm->mutex);
+ INIT_DELAYED_WORK(&bm->periodic_check_work, n810bm_periodic_check_work);
+ INIT_WORK(&bm->notify_work, n810bm_notify_work);
-+ INIT_WORK(&bm->currmeas_irq_work, n810bm_tahvo_current_measure_work);
+
+ dev_info(&bm->pdev->dev, "Requesting CAL BME PMM block firmware file "
+ N810BM_PMM_BLOCK_FILENAME);
+ }
+};
+
-+/* FIXME: for now alloc the device here... */
-+static struct platform_device n810bm_tahvo_dev = {
-+ .name = "tahvo-n810bm",
-+ .id = -1,
-+};
-+
+static int __init n810bm_modinit(void)
+{
+ int err;
+
-+ //FIXME
-+ err = platform_device_register(&n810bm_tahvo_dev);
-+ if (err)
-+ return err;
-+
+ err = platform_driver_probe(&n810bm_retu_driver, n810bm_retu_probe);
+ if (err)
+ return err;
+
+static void __exit n810bm_modexit(void)
+{
-+ //FIXME
-+ platform_device_unregister(&n810bm_tahvo_dev);
-+
+ platform_driver_unregister(&n810bm_tahvo_driver);
+ platform_driver_unregister(&n810bm_retu_driver);
+}
+MODULE_FIRMWARE(N810BM_PMM_BLOCK_FILENAME);
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Michael Buesch");
-Index: linux-3.1/drivers/cbus/lipocharge.c
-===================================================================
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ linux-3.1/drivers/cbus/lipocharge.c 2011-10-30 00:48:58.765036552 +0200
+--- /dev/null
++++ b/drivers/cbus/lipocharge.c
@@ -0,0 +1,183 @@
+/*
+ * Generic LIPO battery charger
+
+ return 0;
+}
-Index: linux-3.1/drivers/cbus/lipocharge.h
-===================================================================
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ linux-3.1/drivers/cbus/lipocharge.h 2011-10-30 00:48:58.765036552 +0200
+--- /dev/null
++++ b/drivers/cbus/lipocharge.h
@@ -0,0 +1,60 @@
+#ifndef LIPOCHARGE_H_
+#define LIPOCHARGE_H_
+}
+
+#endif /* LIPOCHARGE_H_ */
-Index: linux-3.1/drivers/cbus/cbus.c
-===================================================================
---- linux-3.1.orig/drivers/cbus/cbus.c 2011-10-30 00:48:46.413045272 +0200
-+++ linux-3.1/drivers/cbus/cbus.c 2011-10-30 00:48:58.765036552 +0200
+--- a/drivers/cbus/cbus.c
++++ b/drivers/cbus/cbus.c
@@ -34,6 +34,7 @@
#include <linux/gpio.h>
#include <linux/platform_device.h>
- #include <plat/cbus.h>
+ #include <linux/platform_data/cbus.h>
+#include <linux/reboot.h>
#include "cbus.h"
MODULE_DESCRIPTION("CBUS serial protocol");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Juha Yrjölä");
-Index: linux-3.1/drivers/cbus/cbus.h
-===================================================================
---- linux-3.1.orig/drivers/cbus/cbus.h 2011-10-30 00:48:42.989047642 +0200
-+++ linux-3.1/drivers/cbus/cbus.h 2011-10-30 00:48:58.765036552 +0200
+--- a/drivers/cbus/cbus.h
++++ b/drivers/cbus/cbus.h
@@ -27,4 +27,6 @@ extern int cbus_read_reg(struct device *
extern int cbus_write_reg(struct device *, unsigned dev, unsigned reg,
unsigned val);
+NORET_TYPE void cbus_emergency(void) ATTRIB_NORET;
+
#endif /* __DRIVERS_CBUS_CBUS_H */
-Index: linux-3.1/drivers/cbus/retu.c
-===================================================================
---- linux-3.1.orig/drivers/cbus/retu.c 2011-10-30 00:48:46.413045272 +0200
-+++ linux-3.1/drivers/cbus/retu.c 2011-10-30 00:48:58.765036552 +0200
+--- a/drivers/cbus/retu.c
++++ b/drivers/cbus/retu.c
@@ -417,6 +417,11 @@ static int retu_allocate_children(struct
if (!child)
return -ENOMEM;
return 0;
}
-Index: linux-3.1/drivers/cbus/tahvo.c
-===================================================================
---- linux-3.1.orig/drivers/cbus/tahvo.c 2011-10-30 00:48:46.413045272 +0200
-+++ linux-3.1/drivers/cbus/tahvo.c 2011-10-30 00:48:58.765036552 +0200
-@@ -129,6 +129,7 @@ void tahvo_set_clear_reg_bits(struct dev
+--- a/drivers/cbus/tahvo.c
++++ b/drivers/cbus/tahvo.c
+@@ -131,6 +131,7 @@ void tahvo_set_clear_reg_bits(struct dev
__tahvo_write_reg(tahvo, reg, w);
mutex_unlock(&tahvo->mutex);
}
static irqreturn_t tahvo_irq_handler(int irq, void *_tahvo)
{
+@@ -307,6 +308,11 @@ static int tahvo_allocate_children(struc
+ if (!child)
+ return -ENOMEM;
+
++ child = tahvo_allocate_child("tahvo-n810bm", parent,
++ irq_base + TAHVO_INT_BATCURR);
++ if (!child)
++ return -ENOMEM;
++
+ return 0;
+ }
+
projects / openwrt.git / blobdiff