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path: root/arch/arm/plat-omap/gpio.c
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Diffstat (limited to 'arch/arm/plat-omap/gpio.c')
-rw-r--r--arch/arm/plat-omap/gpio.c78
1 files changed, 37 insertions, 41 deletions
diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index 9e1341ebc14..8679fbca6bb 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -17,6 +17,7 @@
#include <linux/sysdev.h>
#include <linux/err.h>
#include <linux/clk.h>
+#include <linux/io.h>
#include <mach/hardware.h>
#include <asm/irq.h>
@@ -24,12 +25,10 @@
#include <mach/gpio.h>
#include <asm/mach/irq.h>
-#include <asm/io.h>
-
/*
* OMAP1510 GPIO registers
*/
-#define OMAP1510_GPIO_BASE (void __iomem *)0xfffce000
+#define OMAP1510_GPIO_BASE IO_ADDRESS(0xfffce000)
#define OMAP1510_GPIO_DATA_INPUT 0x00
#define OMAP1510_GPIO_DATA_OUTPUT 0x04
#define OMAP1510_GPIO_DIR_CONTROL 0x08
@@ -43,10 +42,10 @@
/*
* OMAP1610 specific GPIO registers
*/
-#define OMAP1610_GPIO1_BASE (void __iomem *)0xfffbe400
-#define OMAP1610_GPIO2_BASE (void __iomem *)0xfffbec00
-#define OMAP1610_GPIO3_BASE (void __iomem *)0xfffbb400
-#define OMAP1610_GPIO4_BASE (void __iomem *)0xfffbbc00
+#define OMAP1610_GPIO1_BASE IO_ADDRESS(0xfffbe400)
+#define OMAP1610_GPIO2_BASE IO_ADDRESS(0xfffbec00)
+#define OMAP1610_GPIO3_BASE IO_ADDRESS(0xfffbb400)
+#define OMAP1610_GPIO4_BASE IO_ADDRESS(0xfffbbc00)
#define OMAP1610_GPIO_REVISION 0x0000
#define OMAP1610_GPIO_SYSCONFIG 0x0010
#define OMAP1610_GPIO_SYSSTATUS 0x0014
@@ -68,12 +67,12 @@
/*
* OMAP730 specific GPIO registers
*/
-#define OMAP730_GPIO1_BASE (void __iomem *)0xfffbc000
-#define OMAP730_GPIO2_BASE (void __iomem *)0xfffbc800
-#define OMAP730_GPIO3_BASE (void __iomem *)0xfffbd000
-#define OMAP730_GPIO4_BASE (void __iomem *)0xfffbd800
-#define OMAP730_GPIO5_BASE (void __iomem *)0xfffbe000
-#define OMAP730_GPIO6_BASE (void __iomem *)0xfffbe800
+#define OMAP730_GPIO1_BASE IO_ADDRESS(0xfffbc000)
+#define OMAP730_GPIO2_BASE IO_ADDRESS(0xfffbc800)
+#define OMAP730_GPIO3_BASE IO_ADDRESS(0xfffbd000)
+#define OMAP730_GPIO4_BASE IO_ADDRESS(0xfffbd800)
+#define OMAP730_GPIO5_BASE IO_ADDRESS(0xfffbe000)
+#define OMAP730_GPIO6_BASE IO_ADDRESS(0xfffbe800)
#define OMAP730_GPIO_DATA_INPUT 0x00
#define OMAP730_GPIO_DATA_OUTPUT 0x04
#define OMAP730_GPIO_DIR_CONTROL 0x08
@@ -84,16 +83,16 @@
/*
* omap24xx specific GPIO registers
*/
-#define OMAP242X_GPIO1_BASE (void __iomem *)0x48018000
-#define OMAP242X_GPIO2_BASE (void __iomem *)0x4801a000
-#define OMAP242X_GPIO3_BASE (void __iomem *)0x4801c000
-#define OMAP242X_GPIO4_BASE (void __iomem *)0x4801e000
+#define OMAP242X_GPIO1_BASE IO_ADDRESS(0x48018000)
+#define OMAP242X_GPIO2_BASE IO_ADDRESS(0x4801a000)
+#define OMAP242X_GPIO3_BASE IO_ADDRESS(0x4801c000)
+#define OMAP242X_GPIO4_BASE IO_ADDRESS(0x4801e000)
-#define OMAP243X_GPIO1_BASE (void __iomem *)0x4900C000
-#define OMAP243X_GPIO2_BASE (void __iomem *)0x4900E000
-#define OMAP243X_GPIO3_BASE (void __iomem *)0x49010000
-#define OMAP243X_GPIO4_BASE (void __iomem *)0x49012000
-#define OMAP243X_GPIO5_BASE (void __iomem *)0x480B6000
+#define OMAP243X_GPIO1_BASE IO_ADDRESS(0x4900C000)
+#define OMAP243X_GPIO2_BASE IO_ADDRESS(0x4900E000)
+#define OMAP243X_GPIO3_BASE IO_ADDRESS(0x49010000)
+#define OMAP243X_GPIO4_BASE IO_ADDRESS(0x49012000)
+#define OMAP243X_GPIO5_BASE IO_ADDRESS(0x480B6000)
#define OMAP24XX_GPIO_REVISION 0x0000
#define OMAP24XX_GPIO_SYSCONFIG 0x0010
@@ -123,13 +122,14 @@
* omap34xx specific GPIO registers
*/
-#define OMAP34XX_GPIO1_BASE (void __iomem *)0x48310000
-#define OMAP34XX_GPIO2_BASE (void __iomem *)0x49050000
-#define OMAP34XX_GPIO3_BASE (void __iomem *)0x49052000
-#define OMAP34XX_GPIO4_BASE (void __iomem *)0x49054000
-#define OMAP34XX_GPIO5_BASE (void __iomem *)0x49056000
-#define OMAP34XX_GPIO6_BASE (void __iomem *)0x49058000
+#define OMAP34XX_GPIO1_BASE IO_ADDRESS(0x48310000)
+#define OMAP34XX_GPIO2_BASE IO_ADDRESS(0x49050000)
+#define OMAP34XX_GPIO3_BASE IO_ADDRESS(0x49052000)
+#define OMAP34XX_GPIO4_BASE IO_ADDRESS(0x49054000)
+#define OMAP34XX_GPIO5_BASE IO_ADDRESS(0x49056000)
+#define OMAP34XX_GPIO6_BASE IO_ADDRESS(0x49058000)
+#define OMAP_MPUIO_VBASE IO_ADDRESS(OMAP_MPUIO_BASE)
struct gpio_bank {
void __iomem *base;
@@ -161,7 +161,7 @@ struct gpio_bank {
#ifdef CONFIG_ARCH_OMAP16XX
static struct gpio_bank gpio_bank_1610[5] = {
- { OMAP_MPUIO_BASE, INT_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO},
+ { OMAP_MPUIO_VBASE, INT_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO},
{ OMAP1610_GPIO1_BASE, INT_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_1610 },
{ OMAP1610_GPIO2_BASE, INT_1610_GPIO_BANK2, IH_GPIO_BASE + 16, METHOD_GPIO_1610 },
{ OMAP1610_GPIO3_BASE, INT_1610_GPIO_BANK3, IH_GPIO_BASE + 32, METHOD_GPIO_1610 },
@@ -171,14 +171,14 @@ static struct gpio_bank gpio_bank_1610[5] = {
#ifdef CONFIG_ARCH_OMAP15XX
static struct gpio_bank gpio_bank_1510[2] = {
- { OMAP_MPUIO_BASE, INT_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO },
+ { OMAP_MPUIO_VBASE, INT_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO },
{ OMAP1510_GPIO_BASE, INT_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_1510 }
};
#endif
#ifdef CONFIG_ARCH_OMAP730
static struct gpio_bank gpio_bank_730[7] = {
- { OMAP_MPUIO_BASE, INT_730_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO },
+ { OMAP_MPUIO_VBASE, INT_730_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO },
{ OMAP730_GPIO1_BASE, INT_730_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_730 },
{ OMAP730_GPIO2_BASE, INT_730_GPIO_BANK2, IH_GPIO_BASE + 32, METHOD_GPIO_730 },
{ OMAP730_GPIO3_BASE, INT_730_GPIO_BANK3, IH_GPIO_BASE + 64, METHOD_GPIO_730 },
@@ -1051,13 +1051,10 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
gpio_irq = bank->virtual_irq_start;
for (; isr != 0; isr >>= 1, gpio_irq++) {
- struct irq_desc *d;
-
if (!(isr & 1))
continue;
- d = irq_desc + gpio_irq;
- desc_handle_irq(gpio_irq, d);
+ generic_handle_irq(gpio_irq);
}
}
/* if bank has any level sensitive GPIO pin interrupt
@@ -1393,7 +1390,7 @@ static int __init _omap_gpio_init(void)
gpio_bank_count = 5;
gpio_bank = gpio_bank_1610;
- rev = omap_readw(gpio_bank[1].base + OMAP1610_GPIO_REVISION);
+ rev = __raw_readw(gpio_bank[1].base + OMAP1610_GPIO_REVISION);
printk(KERN_INFO "OMAP GPIO hardware version %d.%d\n",
(rev >> 4) & 0x0f, rev & 0x0f);
}
@@ -1412,7 +1409,7 @@ static int __init _omap_gpio_init(void)
gpio_bank_count = 4;
gpio_bank = gpio_bank_242x;
- rev = omap_readl(gpio_bank[0].base + OMAP24XX_GPIO_REVISION);
+ rev = __raw_readl(gpio_bank[0].base + OMAP24XX_GPIO_REVISION);
printk(KERN_INFO "OMAP242x GPIO hardware version %d.%d\n",
(rev >> 4) & 0x0f, rev & 0x0f);
}
@@ -1421,7 +1418,7 @@ static int __init _omap_gpio_init(void)
gpio_bank_count = 5;
gpio_bank = gpio_bank_243x;
- rev = omap_readl(gpio_bank[0].base + OMAP24XX_GPIO_REVISION);
+ rev = __raw_readl(gpio_bank[0].base + OMAP24XX_GPIO_REVISION);
printk(KERN_INFO "OMAP243x GPIO hardware version %d.%d\n",
(rev >> 4) & 0x0f, rev & 0x0f);
}
@@ -1432,7 +1429,7 @@ static int __init _omap_gpio_init(void)
gpio_bank_count = OMAP34XX_NR_GPIOS;
gpio_bank = gpio_bank_34xx;
- rev = omap_readl(gpio_bank[0].base + OMAP24XX_GPIO_REVISION);
+ rev = __raw_readl(gpio_bank[0].base + OMAP24XX_GPIO_REVISION);
printk(KERN_INFO "OMAP34xx GPIO hardware version %d.%d\n",
(rev >> 4) & 0x0f, rev & 0x0f);
}
@@ -1441,10 +1438,9 @@ static int __init _omap_gpio_init(void)
int j, gpio_count = 16;
bank = &gpio_bank[i];
- bank->base = IO_ADDRESS(bank->base);
spin_lock_init(&bank->lock);
if (bank_is_mpuio(bank))
- omap_writew(0xFFFF, OMAP_MPUIO_BASE + OMAP_MPUIO_GPIO_MASKIT);
+ __raw_writew(0xffff, bank->base + OMAP_MPUIO_GPIO_MASKIT);
if (cpu_is_omap15xx() && bank->method == METHOD_GPIO_1510) {
__raw_writew(0xffff, bank->base + OMAP1510_GPIO_INT_MASK);
__raw_writew(0x0000, bank->base + OMAP1510_GPIO_INT_STATUS);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-17 07:47:08 +0000