#define KB_COLS 12
#define KB_ROWMASK(r) (1 << (r))
#define SCANCODE(r,c) ( ((r)<<4) + (c) + 1 )
-/* zero code, 124 scancodes + 3 hinge combinations */
-#define NR_SCANCODES ( SCANCODE(KB_ROWS-1,KB_COLS-1) +1 +1 +3 )
-#define SCAN_INTERVAL (HZ/10)
+/* zero code, 124 scancodes */
+#define NR_SCANCODES ( SCANCODE(KB_ROWS-1,KB_COLS-1) +1 +1 )
-#define HINGE_SCAN_INTERVAL (HZ/4)
+#define SCAN_INTERVAL (50) /* ms */
+#define HINGE_SCAN_INTERVAL (250) /* ms */
#define CORGI_KEY_CALENDER KEY_F1
#define CORGI_KEY_ADDRESS KEY_F2
#define CORGI_KEY_MAIL KEY_F10
#define CORGI_KEY_OK KEY_F11
#define CORGI_KEY_MENU KEY_F12
-#define CORGI_HINGE_0 KEY_KP0
-#define CORGI_HINGE_1 KEY_KP1
-#define CORGI_HINGE_2 KEY_KP2
static unsigned char corgikbd_keycode[NR_SCANCODES] = {
0, /* 0 */
CORGI_KEY_MAIL, KEY_Z, KEY_X, KEY_MINUS, KEY_SPACE, KEY_COMMA, 0, KEY_UP, 0, 0, 0, CORGI_KEY_FN, 0, 0, 0, 0, /* 81-96 */
KEY_SYSRQ, CORGI_KEY_JAP1, CORGI_KEY_JAP2, CORGI_KEY_CANCEL, CORGI_KEY_OK, CORGI_KEY_MENU, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0, 0, 0, 0, 0, /* 97-112 */
CORGI_KEY_OFF, CORGI_KEY_EXOK, CORGI_KEY_EXCANCEL, CORGI_KEY_EXJOGDOWN, CORGI_KEY_EXJOGUP, 0, 0, 0, 0, 0, 0, 0, /* 113-124 */
- CORGI_HINGE_0, CORGI_HINGE_1, CORGI_HINGE_2 /* 125-127 */
};
*/
/* Scan the hardware keyboard and push any changes up through the input layer */
-static void corgikbd_scankeyboard(struct corgikbd *corgikbd_data, struct pt_regs *regs)
+static void corgikbd_scankeyboard(struct corgikbd *corgikbd_data)
{
unsigned int row, col, rowd;
unsigned long flags;
spin_lock_irqsave(&corgikbd_data->lock, flags);
- if (regs)
- input_regs(corgikbd_data->input, regs);
-
num_pressed = 0;
for (col = 0; col < KB_COLS; col++) {
/*
/* if any keys are pressed, enable the timer */
if (num_pressed)
- mod_timer(&corgikbd_data->timer, jiffies + SCAN_INTERVAL);
+ mod_timer(&corgikbd_data->timer, jiffies + msecs_to_jiffies(SCAN_INTERVAL));
spin_unlock_irqrestore(&corgikbd_data->lock, flags);
}
/*
* corgi keyboard interrupt handler.
*/
-static irqreturn_t corgikbd_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t corgikbd_interrupt(int irq, void *dev_id)
{
struct corgikbd *corgikbd_data = dev_id;
if (!timer_pending(&corgikbd_data->timer)) {
/** wait chattering delay **/
udelay(20);
- corgikbd_scankeyboard(corgikbd_data, regs);
+ corgikbd_scankeyboard(corgikbd_data);
}
return IRQ_HANDLED;
static void corgikbd_timer_callback(unsigned long data)
{
struct corgikbd *corgikbd_data = (struct corgikbd *) data;
- corgikbd_scankeyboard(corgikbd_data, NULL);
+ corgikbd_scankeyboard(corgikbd_data);
}
/*
* 0x0c - Keyboard and Screen Closed
*/
+#define READ_GPIO_BIT(x) (GPLR(x) & GPIO_bit(x))
#define HINGE_STABLE_COUNT 2
static int sharpsl_hinge_state;
static int hinge_count;
unsigned long flags;
gprr = read_scoop_reg(&corgiscoop_device.dev, SCOOP_GPRR) & (CORGI_SCP_SWA | CORGI_SCP_SWB);
+ gprr |= (READ_GPIO_BIT(CORGI_GPIO_AK_INT) != 0);
if (gprr != sharpsl_hinge_state) {
hinge_count = 0;
sharpsl_hinge_state = gprr;
if (hinge_count >= HINGE_STABLE_COUNT) {
spin_lock_irqsave(&corgikbd_data->lock, flags);
- input_report_switch(corgikbd_data->input, SW_0, ((sharpsl_hinge_state & CORGI_SCP_SWA) != 0));
- input_report_switch(corgikbd_data->input, SW_1, ((sharpsl_hinge_state & CORGI_SCP_SWB) != 0));
+ input_report_switch(corgikbd_data->input, SW_LID, ((sharpsl_hinge_state & CORGI_SCP_SWA) != 0));
+ input_report_switch(corgikbd_data->input, SW_TABLET_MODE, ((sharpsl_hinge_state & CORGI_SCP_SWB) != 0));
+ input_report_switch(corgikbd_data->input, SW_HEADPHONE_INSERT, (READ_GPIO_BIT(CORGI_GPIO_AK_INT) != 0));
input_sync(corgikbd_data->input);
spin_unlock_irqrestore(&corgikbd_data->lock, flags);
}
}
- mod_timer(&corgikbd_data->htimer, jiffies + HINGE_SCAN_INTERVAL);
+ mod_timer(&corgikbd_data->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL));
}
#ifdef CONFIG_PM
static int corgikbd_suspend(struct platform_device *dev, pm_message_t state)
{
+ int i;
struct corgikbd *corgikbd = platform_get_drvdata(dev);
+
corgikbd->suspended = 1;
+ /* strobe 0 is the power key so this can't be made an input for
+ powersaving therefore i = 1 */
+ for (i = 1; i < CORGI_KEY_STROBE_NUM; i++)
+ pxa_gpio_mode(CORGI_GPIO_KEY_STROBE(i) | GPIO_IN);
return 0;
}
static int corgikbd_resume(struct platform_device *dev)
{
+ int i;
struct corgikbd *corgikbd = platform_get_drvdata(dev);
+ for (i = 1; i < CORGI_KEY_STROBE_NUM; i++)
+ pxa_gpio_mode(CORGI_GPIO_KEY_STROBE(i) | GPIO_OUT | GPIO_DFLT_HIGH);
+
/* Upon resume, ignore the suspend key for a short while */
corgikbd->suspend_jiffies=jiffies;
corgikbd->suspended = 0;
{
struct corgikbd *corgikbd;
struct input_dev *input_dev;
- int i;
+ int i, err = -ENOMEM;
corgikbd = kzalloc(sizeof(struct corgikbd), GFP_KERNEL);
input_dev = input_allocate_device();
- if (!corgikbd || !input_dev) {
- kfree(corgikbd);
- input_free_device(input_dev);
- return -ENOMEM;
- }
+ if (!corgikbd || !input_dev)
+ goto fail;
platform_set_drvdata(pdev, corgikbd);
for (i = 0; i < ARRAY_SIZE(corgikbd_keycode); i++)
set_bit(corgikbd->keycode[i], input_dev->keybit);
clear_bit(0, input_dev->keybit);
- set_bit(SW_0, input_dev->swbit);
- set_bit(SW_1, input_dev->swbit);
+ set_bit(SW_LID, input_dev->swbit);
+ set_bit(SW_TABLET_MODE, input_dev->swbit);
+ set_bit(SW_HEADPHONE_INSERT, input_dev->swbit);
- input_register_device(corgikbd->input);
+ err = input_register_device(corgikbd->input);
+ if (err)
+ goto fail;
- mod_timer(&corgikbd->htimer, jiffies + HINGE_SCAN_INTERVAL);
+ mod_timer(&corgikbd->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL));
/* Setup sense interrupts - RisingEdge Detect, sense lines as inputs */
for (i = 0; i < CORGI_KEY_SENSE_NUM; i++) {
pxa_gpio_mode(CORGI_GPIO_KEY_SENSE(i) | GPIO_IN);
if (request_irq(CORGI_IRQ_GPIO_KEY_SENSE(i), corgikbd_interrupt,
- SA_INTERRUPT | SA_TRIGGER_RISING,
+ IRQF_DISABLED | IRQF_TRIGGER_RISING,
"corgikbd", corgikbd))
printk(KERN_WARNING "corgikbd: Can't get IRQ: %d!\n", i);
}
for (i = 0; i < CORGI_KEY_STROBE_NUM; i++)
pxa_gpio_mode(CORGI_GPIO_KEY_STROBE(i) | GPIO_OUT | GPIO_DFLT_HIGH);
+ /* Setup the headphone jack as an input */
+ pxa_gpio_mode(CORGI_GPIO_AK_INT | GPIO_IN);
+
return 0;
+
+ fail: input_free_device(input_dev);
+ kfree(corgikbd);
+ return err;
}
static int corgikbd_remove(struct platform_device *pdev)