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-rw-r--r--arch/arm/common/locomo.c63
-rw-r--r--arch/arm/mach-pxa/include/mach/irqs.h3
-rw-r--r--arch/arm/mach-sa1100/include/mach/irqs.h3
-rw-r--r--drivers/input/keyboard/locomokbd.c32
4 files changed, 39 insertions, 62 deletions
diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c
index bd36c778c819..96cd0730167d 100644
--- a/arch/arm/common/locomo.c
+++ b/arch/arm/common/locomo.c
@@ -143,12 +143,10 @@ static struct locomo_dev_info locomo_devices[] = {
* IRQ_LOCOMO_*_BASE and those handlers generate more interrupts
*
* hardware irq reads LOCOMO_ICR & 0x0f00
- * IRQ_LOCOMO_KEY_BASE
+ * IRQ_LOCOMO_KEY
* IRQ_LOCOMO_GPIO_BASE
* IRQ_LOCOMO_LT_BASE
* IRQ_LOCOMO_SPI_BASE
- * IRQ_LOCOMO_KEY_BASE reads LOCOMO_KIC & 0x0001
- * IRQ_LOCOMO_KEY
* IRQ_LOCOMO_GPIO_BASE reads LOCOMO_GIR & LOCOMO_GPD & 0xffff
* IRQ_LOCOMO_GPIO[0-15]
* IRQ_LOCOMO_LT_BASE reads LOCOMO_LTINT & 0x0001
@@ -160,8 +158,7 @@ static struct locomo_dev_info locomo_devices[] = {
* IRQ_LOCOMO_SPI_TEND
*/
-#define LOCOMO_IRQ_START (IRQ_LOCOMO_KEY_BASE)
-#define LOCOMO_IRQ_KEY_START (IRQ_LOCOMO_KEY)
+#define LOCOMO_IRQ_START (IRQ_LOCOMO_KEY)
#define LOCOMO_IRQ_GPIO_START (IRQ_LOCOMO_GPIO0)
#define LOCOMO_IRQ_LT_START (IRQ_LOCOMO_LT)
#define LOCOMO_IRQ_SPI_START (IRQ_LOCOMO_SPI_RFR)
@@ -218,49 +215,6 @@ static struct irq_chip locomo_chip = {
.unmask = locomo_unmask_irq,
};
-static void locomo_key_handler(unsigned int irq, struct irq_desc *desc)
-{
- void __iomem *mapbase = get_irq_chip_data(irq);
-
- if (locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC) & 0x0001) {
- generic_handle_irq(LOCOMO_IRQ_KEY_START);
- }
-}
-
-static void locomo_key_ack_irq(unsigned int irq)
-{
- void __iomem *mapbase = get_irq_chip_data(irq);
- unsigned int r;
- r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
- r &= ~(0x0100 << (irq - LOCOMO_IRQ_KEY_START));
- locomo_writel(r, mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
-}
-
-static void locomo_key_mask_irq(unsigned int irq)
-{
- void __iomem *mapbase = get_irq_chip_data(irq);
- unsigned int r;
- r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
- r &= ~(0x0010 << (irq - LOCOMO_IRQ_KEY_START));
- locomo_writel(r, mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
-}
-
-static void locomo_key_unmask_irq(unsigned int irq)
-{
- void __iomem *mapbase = get_irq_chip_data(irq);
- unsigned int r;
- r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
- r |= (0x0010 << (irq - LOCOMO_IRQ_KEY_START));
- locomo_writel(r, mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
-}
-
-static struct irq_chip locomo_key_chip = {
- .name = "LOCOMO-key",
- .ack = locomo_key_ack_irq,
- .mask = locomo_key_mask_irq,
- .unmask = locomo_key_unmask_irq,
-};
-
static void locomo_gpio_handler(unsigned int irq, struct irq_desc *desc)
{
int req, i;
@@ -468,9 +422,10 @@ static void locomo_setup_irq(struct locomo *lchip)
set_irq_chained_handler(lchip->irq, locomo_handler);
/* Install handlers for IRQ_LOCOMO_*_BASE */
- set_irq_chip(IRQ_LOCOMO_KEY_BASE, &locomo_chip);
- set_irq_chip_data(IRQ_LOCOMO_KEY_BASE, irqbase);
- set_irq_chained_handler(IRQ_LOCOMO_KEY_BASE, locomo_key_handler);
+ set_irq_chip(IRQ_LOCOMO_KEY, &locomo_chip);
+ set_irq_chip_data(IRQ_LOCOMO_KEY, irqbase);
+ set_irq_handler(IRQ_LOCOMO_KEY, handle_edge_irq);
+ set_irq_flags(IRQ_LOCOMO_KEY, IRQF_VALID | IRQF_PROBE);
set_irq_chip(IRQ_LOCOMO_GPIO_BASE, &locomo_chip);
set_irq_chip_data(IRQ_LOCOMO_GPIO_BASE, irqbase);
@@ -484,12 +439,6 @@ static void locomo_setup_irq(struct locomo *lchip)
set_irq_chip_data(IRQ_LOCOMO_SPI_BASE, irqbase);
set_irq_chained_handler(IRQ_LOCOMO_SPI_BASE, locomo_spi_handler);
- /* install handlers for IRQ_LOCOMO_KEY_BASE generated interrupts */
- set_irq_chip(LOCOMO_IRQ_KEY_START, &locomo_key_chip);
- set_irq_chip_data(LOCOMO_IRQ_KEY_START, irqbase);
- set_irq_handler(LOCOMO_IRQ_KEY_START, handle_edge_irq);
- set_irq_flags(LOCOMO_IRQ_KEY_START, IRQF_VALID | IRQF_PROBE);
-
/* install handlers for IRQ_LOCOMO_GPIO_BASE generated interrupts */
for (irq = LOCOMO_IRQ_GPIO_START; irq < LOCOMO_IRQ_GPIO_START + 16; irq++) {
set_irq_chip(irq, &locomo_gpio_chip);
diff --git a/arch/arm/mach-pxa/include/mach/irqs.h b/arch/arm/mach-pxa/include/mach/irqs.h
index 3677a9af9c87..33a4f33de271 100644
--- a/arch/arm/mach-pxa/include/mach/irqs.h
+++ b/arch/arm/mach-pxa/include/mach/irqs.h
@@ -188,7 +188,6 @@
#define IRQ_S1_BVD1_STSCHG (IRQ_BOARD_END + 54)
#define IRQ_LOCOMO_START (IRQ_BOARD_END)
-#define IRQ_LOCOMO_KEY (IRQ_BOARD_END + 0)
#define IRQ_LOCOMO_GPIO0 (IRQ_BOARD_END + 1)
#define IRQ_LOCOMO_GPIO1 (IRQ_BOARD_END + 2)
#define IRQ_LOCOMO_GPIO2 (IRQ_BOARD_END + 3)
@@ -274,7 +273,7 @@
#define BALLOON3_S0_CD_IRQ IRQ_GPIO(BALLOON3_GPIO_S0_CD)
/* LoCoMo Interrupts (CONFIG_SHARP_LOCOMO) */
-#define IRQ_LOCOMO_KEY_BASE (IRQ_BOARD_START + 0)
+#define IRQ_LOCOMO_KEY (IRQ_BOARD_START + 0)
#define IRQ_LOCOMO_GPIO_BASE (IRQ_BOARD_START + 1)
#define IRQ_LOCOMO_LT_BASE (IRQ_BOARD_START + 2)
#define IRQ_LOCOMO_SPI_BASE (IRQ_BOARD_START + 3)
diff --git a/arch/arm/mach-sa1100/include/mach/irqs.h b/arch/arm/mach-sa1100/include/mach/irqs.h
index ae81f80b0cf9..9731c7814a32 100644
--- a/arch/arm/mach-sa1100/include/mach/irqs.h
+++ b/arch/arm/mach-sa1100/include/mach/irqs.h
@@ -121,7 +121,6 @@
#define IRQ_S1_BVD1_STSCHG (IRQ_BOARD_END + 54)
#define IRQ_LOCOMO_START (IRQ_BOARD_END)
-#define IRQ_LOCOMO_KEY (IRQ_BOARD_END + 0)
#define IRQ_LOCOMO_GPIO0 (IRQ_BOARD_END + 1)
#define IRQ_LOCOMO_GPIO1 (IRQ_BOARD_END + 2)
#define IRQ_LOCOMO_GPIO2 (IRQ_BOARD_END + 3)
@@ -168,7 +167,7 @@
#define IRQ_NEPONSET_SA1111 (IRQ_BOARD_START + 2)
/* LoCoMo Interrupts (CONFIG_SHARP_LOCOMO) */
-#define IRQ_LOCOMO_KEY_BASE (IRQ_BOARD_START + 0)
+#define IRQ_LOCOMO_KEY (IRQ_BOARD_START + 0)
#define IRQ_LOCOMO_GPIO_BASE (IRQ_BOARD_START + 1)
#define IRQ_LOCOMO_LT_BASE (IRQ_BOARD_START + 2)
#define IRQ_LOCOMO_SPI_BASE (IRQ_BOARD_START + 3)
diff --git a/drivers/input/keyboard/locomokbd.c b/drivers/input/keyboard/locomokbd.c
index 9caed30f3bbb..b1ab29861e1c 100644
--- a/drivers/input/keyboard/locomokbd.c
+++ b/drivers/input/keyboard/locomokbd.c
@@ -192,11 +192,18 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd)
static irqreturn_t locomokbd_interrupt(int irq, void *dev_id)
{
struct locomokbd *locomokbd = dev_id;
+ u16 r;
+
+ r = locomo_readl(locomokbd->base + LOCOMO_KIC);
+ if ((r & 0x0001) == 0)
+ return IRQ_HANDLED;
+
+ locomo_writel(r & ~0x0100, locomokbd->base + LOCOMO_KIC); /* Ack */
+
/** wait chattering delay **/
udelay(100);
locomokbd_scankeyboard(locomokbd);
-
return IRQ_HANDLED;
}
@@ -210,6 +217,25 @@ static void locomokbd_timer_callback(unsigned long data)
locomokbd_scankeyboard(locomokbd);
}
+static int locomokbd_open(struct input_dev *dev)
+{
+ struct locomokbd *locomokbd = input_get_drvdata(dev);
+ u16 r;
+
+ r = locomo_readl(locomokbd->base + LOCOMO_KIC) | 0x0010;
+ locomo_writel(r, locomokbd->base + LOCOMO_KIC);
+ return 0;
+}
+
+static void locomokbd_close(struct input_dev *dev)
+{
+ struct locomokbd *locomokbd = input_get_drvdata(dev);
+ u16 r;
+
+ r = locomo_readl(locomokbd->base + LOCOMO_KIC) & ~0x0010;
+ locomo_writel(r, locomokbd->base + LOCOMO_KIC);
+}
+
static int __devinit locomokbd_probe(struct locomo_dev *dev)
{
struct locomokbd *locomokbd;
@@ -253,6 +279,8 @@ static int __devinit locomokbd_probe(struct locomo_dev *dev)
input_dev->id.vendor = 0x0001;
input_dev->id.product = 0x0001;
input_dev->id.version = 0x0100;
+ input_dev->open = locomokbd_open;
+ input_dev->close = locomokbd_close;
input_dev->dev.parent = &dev->dev;
input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) |
@@ -261,6 +289,8 @@ static int __devinit locomokbd_probe(struct locomo_dev *dev)
input_dev->keycodesize = sizeof(locomokbd_keycode[0]);
input_dev->keycodemax = ARRAY_SIZE(locomokbd_keycode);
+ input_set_drvdata(input_dev, locomokbd);
+
memcpy(locomokbd->keycode, locomokbd_keycode, sizeof(locomokbd->keycode));
for (i = 0; i < LOCOMOKBD_NUMKEYS; i++)
set_bit(locomokbd->keycode[i], input_dev->keybit);
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-12-15 22:14:12 +0000