/*
* OMAP1510 GPIO registers
*/
-#define OMAP1510_GPIO_BASE OMAP1_IO_ADDRESS(0xfffce000)
+#define OMAP1510_GPIO_BASE 0xfffce000
#define OMAP1510_GPIO_DATA_INPUT 0x00
#define OMAP1510_GPIO_DATA_OUTPUT 0x04
#define OMAP1510_GPIO_DIR_CONTROL 0x08
/*
* OMAP1610 specific GPIO registers
*/
-#define OMAP1610_GPIO1_BASE OMAP1_IO_ADDRESS(0xfffbe400)
-#define OMAP1610_GPIO2_BASE OMAP1_IO_ADDRESS(0xfffbec00)
-#define OMAP1610_GPIO3_BASE OMAP1_IO_ADDRESS(0xfffbb400)
-#define OMAP1610_GPIO4_BASE OMAP1_IO_ADDRESS(0xfffbbc00)
+#define OMAP1610_GPIO1_BASE 0xfffbe400
+#define OMAP1610_GPIO2_BASE 0xfffbec00
+#define OMAP1610_GPIO3_BASE 0xfffbb400
+#define OMAP1610_GPIO4_BASE 0xfffbbc00
#define OMAP1610_GPIO_REVISION 0x0000
#define OMAP1610_GPIO_SYSCONFIG 0x0010
#define OMAP1610_GPIO_SYSSTATUS 0x0014
#define OMAP1610_GPIO_SET_DATAOUT 0x00f0
/*
- * OMAP730 specific GPIO registers
+ * OMAP7XX specific GPIO registers
*/
-#define OMAP730_GPIO1_BASE OMAP1_IO_ADDRESS(0xfffbc000)
-#define OMAP730_GPIO2_BASE OMAP1_IO_ADDRESS(0xfffbc800)
-#define OMAP730_GPIO3_BASE OMAP1_IO_ADDRESS(0xfffbd000)
-#define OMAP730_GPIO4_BASE OMAP1_IO_ADDRESS(0xfffbd800)
-#define OMAP730_GPIO5_BASE OMAP1_IO_ADDRESS(0xfffbe000)
-#define OMAP730_GPIO6_BASE OMAP1_IO_ADDRESS(0xfffbe800)
-#define OMAP730_GPIO_DATA_INPUT 0x00
-#define OMAP730_GPIO_DATA_OUTPUT 0x04
-#define OMAP730_GPIO_DIR_CONTROL 0x08
-#define OMAP730_GPIO_INT_CONTROL 0x0c
-#define OMAP730_GPIO_INT_MASK 0x10
-#define OMAP730_GPIO_INT_STATUS 0x14
-
-/*
- * OMAP850 specific GPIO registers
- */
-#define OMAP850_GPIO1_BASE OMAP1_IO_ADDRESS(0xfffbc000)
-#define OMAP850_GPIO2_BASE OMAP1_IO_ADDRESS(0xfffbc800)
-#define OMAP850_GPIO3_BASE OMAP1_IO_ADDRESS(0xfffbd000)
-#define OMAP850_GPIO4_BASE OMAP1_IO_ADDRESS(0xfffbd800)
-#define OMAP850_GPIO5_BASE OMAP1_IO_ADDRESS(0xfffbe000)
-#define OMAP850_GPIO6_BASE OMAP1_IO_ADDRESS(0xfffbe800)
-#define OMAP850_GPIO_DATA_INPUT 0x00
-#define OMAP850_GPIO_DATA_OUTPUT 0x04
-#define OMAP850_GPIO_DIR_CONTROL 0x08
-#define OMAP850_GPIO_INT_CONTROL 0x0c
-#define OMAP850_GPIO_INT_MASK 0x10
-#define OMAP850_GPIO_INT_STATUS 0x14
-
-#define OMAP1_MPUIO_VBASE OMAP1_IO_ADDRESS(OMAP1_MPUIO_BASE)
+#define OMAP7XX_GPIO1_BASE 0xfffbc000
+#define OMAP7XX_GPIO2_BASE 0xfffbc800
+#define OMAP7XX_GPIO3_BASE 0xfffbd000
+#define OMAP7XX_GPIO4_BASE 0xfffbd800
+#define OMAP7XX_GPIO5_BASE 0xfffbe000
+#define OMAP7XX_GPIO6_BASE 0xfffbe800
+#define OMAP7XX_GPIO_DATA_INPUT 0x00
+#define OMAP7XX_GPIO_DATA_OUTPUT 0x04
+#define OMAP7XX_GPIO_DIR_CONTROL 0x08
+#define OMAP7XX_GPIO_INT_CONTROL 0x0c
+#define OMAP7XX_GPIO_INT_MASK 0x10
+#define OMAP7XX_GPIO_INT_STATUS 0x14
+
+#define OMAP1_MPUIO_VBASE OMAP1_MPUIO_BASE
/*
* omap24xx specific GPIO registers
*/
-#define OMAP242X_GPIO1_BASE OMAP2_IO_ADDRESS(0x48018000)
-#define OMAP242X_GPIO2_BASE OMAP2_IO_ADDRESS(0x4801a000)
-#define OMAP242X_GPIO3_BASE OMAP2_IO_ADDRESS(0x4801c000)
-#define OMAP242X_GPIO4_BASE OMAP2_IO_ADDRESS(0x4801e000)
+#define OMAP242X_GPIO1_BASE 0x48018000
+#define OMAP242X_GPIO2_BASE 0x4801a000
+#define OMAP242X_GPIO3_BASE 0x4801c000
+#define OMAP242X_GPIO4_BASE 0x4801e000
-#define OMAP243X_GPIO1_BASE OMAP2_IO_ADDRESS(0x4900C000)
-#define OMAP243X_GPIO2_BASE OMAP2_IO_ADDRESS(0x4900E000)
-#define OMAP243X_GPIO3_BASE OMAP2_IO_ADDRESS(0x49010000)
-#define OMAP243X_GPIO4_BASE OMAP2_IO_ADDRESS(0x49012000)
-#define OMAP243X_GPIO5_BASE OMAP2_IO_ADDRESS(0x480B6000)
+#define OMAP243X_GPIO1_BASE 0x4900C000
+#define OMAP243X_GPIO2_BASE 0x4900E000
+#define OMAP243X_GPIO3_BASE 0x49010000
+#define OMAP243X_GPIO4_BASE 0x49012000
+#define OMAP243X_GPIO5_BASE 0x480B6000
#define OMAP24XX_GPIO_REVISION 0x0000
#define OMAP24XX_GPIO_SYSCONFIG 0x0010
* omap34xx specific GPIO registers
*/
-#define OMAP34XX_GPIO1_BASE OMAP2_IO_ADDRESS(0x48310000)
-#define OMAP34XX_GPIO2_BASE OMAP2_IO_ADDRESS(0x49050000)
-#define OMAP34XX_GPIO3_BASE OMAP2_IO_ADDRESS(0x49052000)
-#define OMAP34XX_GPIO4_BASE OMAP2_IO_ADDRESS(0x49054000)
-#define OMAP34XX_GPIO5_BASE OMAP2_IO_ADDRESS(0x49056000)
-#define OMAP34XX_GPIO6_BASE OMAP2_IO_ADDRESS(0x49058000)
+#define OMAP34XX_GPIO1_BASE 0x48310000
+#define OMAP34XX_GPIO2_BASE 0x49050000
+#define OMAP34XX_GPIO3_BASE 0x49052000
+#define OMAP34XX_GPIO4_BASE 0x49054000
+#define OMAP34XX_GPIO5_BASE 0x49056000
+#define OMAP34XX_GPIO6_BASE 0x49058000
/*
* OMAP44XX specific GPIO registers
*/
-#define OMAP44XX_GPIO1_BASE OMAP2_IO_ADDRESS(0x4a310000)
-#define OMAP44XX_GPIO2_BASE OMAP2_IO_ADDRESS(0x48055000)
-#define OMAP44XX_GPIO3_BASE OMAP2_IO_ADDRESS(0x48057000)
-#define OMAP44XX_GPIO4_BASE OMAP2_IO_ADDRESS(0x48059000)
-#define OMAP44XX_GPIO5_BASE OMAP2_IO_ADDRESS(0x4805B000)
-#define OMAP44XX_GPIO6_BASE OMAP2_IO_ADDRESS(0x4805D000)
+#define OMAP44XX_GPIO1_BASE 0x4a310000
+#define OMAP44XX_GPIO2_BASE 0x48055000
+#define OMAP44XX_GPIO3_BASE 0x48057000
+#define OMAP44XX_GPIO4_BASE 0x48059000
+#define OMAP44XX_GPIO5_BASE 0x4805B000
+#define OMAP44XX_GPIO6_BASE 0x4805D000
struct gpio_bank {
+ unsigned long pbase;
void __iomem *base;
u16 irq;
u16 virtual_irq_start;
spinlock_t lock;
struct gpio_chip chip;
struct clk *dbck;
+ u32 mod_usage;
};
#define METHOD_MPUIO 0
#define METHOD_GPIO_1510 1
#define METHOD_GPIO_1610 2
-#define METHOD_GPIO_730 3
-#define METHOD_GPIO_850 4
+#define METHOD_GPIO_7XX 3
#define METHOD_GPIO_24XX 5
#ifdef CONFIG_ARCH_OMAP16XX
static struct gpio_bank gpio_bank_1610[5] = {
- { OMAP1_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 },
- { OMAP1610_GPIO4_BASE, INT_1610_GPIO_BANK4, IH_GPIO_BASE + 48, METHOD_GPIO_1610 },
+ { OMAP1_MPUIO_VBASE, NULL, INT_MPUIO, IH_MPUIO_BASE,
+ METHOD_MPUIO },
+ { OMAP1610_GPIO1_BASE, NULL, INT_GPIO_BANK1, IH_GPIO_BASE,
+ METHOD_GPIO_1610 },
+ { OMAP1610_GPIO2_BASE, NULL, INT_1610_GPIO_BANK2, IH_GPIO_BASE + 16,
+ METHOD_GPIO_1610 },
+ { OMAP1610_GPIO3_BASE, NULL, INT_1610_GPIO_BANK3, IH_GPIO_BASE + 32,
+ METHOD_GPIO_1610 },
+ { OMAP1610_GPIO4_BASE, NULL, INT_1610_GPIO_BANK4, IH_GPIO_BASE + 48,
+ METHOD_GPIO_1610 },
};
#endif
#ifdef CONFIG_ARCH_OMAP15XX
static struct gpio_bank gpio_bank_1510[2] = {
- { OMAP1_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] = {
- { OMAP1_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 },
- { OMAP730_GPIO4_BASE, INT_730_GPIO_BANK4, IH_GPIO_BASE + 96, METHOD_GPIO_730 },
- { OMAP730_GPIO5_BASE, INT_730_GPIO_BANK5, IH_GPIO_BASE + 128, METHOD_GPIO_730 },
- { OMAP730_GPIO6_BASE, INT_730_GPIO_BANK6, IH_GPIO_BASE + 160, METHOD_GPIO_730 },
+ { OMAP1_MPUIO_VBASE, NULL, INT_MPUIO, IH_MPUIO_BASE,
+ METHOD_MPUIO },
+ { OMAP1510_GPIO_BASE, NULL, INT_GPIO_BANK1, IH_GPIO_BASE,
+ METHOD_GPIO_1510 }
};
#endif
-#ifdef CONFIG_ARCH_OMAP850
-static struct gpio_bank gpio_bank_850[7] = {
- { OMAP1_MPUIO_VBASE, INT_850_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO },
- { OMAP850_GPIO1_BASE, INT_850_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_850 },
- { OMAP850_GPIO2_BASE, INT_850_GPIO_BANK2, IH_GPIO_BASE + 32, METHOD_GPIO_850 },
- { OMAP850_GPIO3_BASE, INT_850_GPIO_BANK3, IH_GPIO_BASE + 64, METHOD_GPIO_850 },
- { OMAP850_GPIO4_BASE, INT_850_GPIO_BANK4, IH_GPIO_BASE + 96, METHOD_GPIO_850 },
- { OMAP850_GPIO5_BASE, INT_850_GPIO_BANK5, IH_GPIO_BASE + 128, METHOD_GPIO_850 },
- { OMAP850_GPIO6_BASE, INT_850_GPIO_BANK6, IH_GPIO_BASE + 160, METHOD_GPIO_850 },
+#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
+static struct gpio_bank gpio_bank_7xx[7] = {
+ { OMAP1_MPUIO_VBASE, NULL, INT_7XX_MPUIO, IH_MPUIO_BASE,
+ METHOD_MPUIO },
+ { OMAP7XX_GPIO1_BASE, NULL, INT_7XX_GPIO_BANK1, IH_GPIO_BASE,
+ METHOD_GPIO_7XX },
+ { OMAP7XX_GPIO2_BASE, NULL, INT_7XX_GPIO_BANK2, IH_GPIO_BASE + 32,
+ METHOD_GPIO_7XX },
+ { OMAP7XX_GPIO3_BASE, NULL, INT_7XX_GPIO_BANK3, IH_GPIO_BASE + 64,
+ METHOD_GPIO_7XX },
+ { OMAP7XX_GPIO4_BASE, NULL, INT_7XX_GPIO_BANK4, IH_GPIO_BASE + 96,
+ METHOD_GPIO_7XX },
+ { OMAP7XX_GPIO5_BASE, NULL, INT_7XX_GPIO_BANK5, IH_GPIO_BASE + 128,
+ METHOD_GPIO_7XX },
+ { OMAP7XX_GPIO6_BASE, NULL, INT_7XX_GPIO_BANK6, IH_GPIO_BASE + 160,
+ METHOD_GPIO_7XX },
};
#endif
-
#ifdef CONFIG_ARCH_OMAP24XX
static struct gpio_bank gpio_bank_242x[4] = {
- { OMAP242X_GPIO1_BASE, INT_24XX_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_24XX },
- { OMAP242X_GPIO2_BASE, INT_24XX_GPIO_BANK2, IH_GPIO_BASE + 32, METHOD_GPIO_24XX },
- { OMAP242X_GPIO3_BASE, INT_24XX_GPIO_BANK3, IH_GPIO_BASE + 64, METHOD_GPIO_24XX },
- { OMAP242X_GPIO4_BASE, INT_24XX_GPIO_BANK4, IH_GPIO_BASE + 96, METHOD_GPIO_24XX },
+ { OMAP242X_GPIO1_BASE, NULL, INT_24XX_GPIO_BANK1, IH_GPIO_BASE,
+ METHOD_GPIO_24XX },
+ { OMAP242X_GPIO2_BASE, NULL, INT_24XX_GPIO_BANK2, IH_GPIO_BASE + 32,
+ METHOD_GPIO_24XX },
+ { OMAP242X_GPIO3_BASE, NULL, INT_24XX_GPIO_BANK3, IH_GPIO_BASE + 64,
+ METHOD_GPIO_24XX },
+ { OMAP242X_GPIO4_BASE, NULL, INT_24XX_GPIO_BANK4, IH_GPIO_BASE + 96,
+ METHOD_GPIO_24XX },
};
static struct gpio_bank gpio_bank_243x[5] = {
- { OMAP243X_GPIO1_BASE, INT_24XX_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_24XX },
- { OMAP243X_GPIO2_BASE, INT_24XX_GPIO_BANK2, IH_GPIO_BASE + 32, METHOD_GPIO_24XX },
- { OMAP243X_GPIO3_BASE, INT_24XX_GPIO_BANK3, IH_GPIO_BASE + 64, METHOD_GPIO_24XX },
- { OMAP243X_GPIO4_BASE, INT_24XX_GPIO_BANK4, IH_GPIO_BASE + 96, METHOD_GPIO_24XX },
- { OMAP243X_GPIO5_BASE, INT_24XX_GPIO_BANK5, IH_GPIO_BASE + 128, METHOD_GPIO_24XX },
+ { OMAP243X_GPIO1_BASE, NULL, INT_24XX_GPIO_BANK1, IH_GPIO_BASE,
+ METHOD_GPIO_24XX },
+ { OMAP243X_GPIO2_BASE, NULL, INT_24XX_GPIO_BANK2, IH_GPIO_BASE + 32,
+ METHOD_GPIO_24XX },
+ { OMAP243X_GPIO3_BASE, NULL, INT_24XX_GPIO_BANK3, IH_GPIO_BASE + 64,
+ METHOD_GPIO_24XX },
+ { OMAP243X_GPIO4_BASE, NULL, INT_24XX_GPIO_BANK4, IH_GPIO_BASE + 96,
+ METHOD_GPIO_24XX },
+ { OMAP243X_GPIO5_BASE, NULL, INT_24XX_GPIO_BANK5, IH_GPIO_BASE + 128,
+ METHOD_GPIO_24XX },
};
#endif
#ifdef CONFIG_ARCH_OMAP34XX
static struct gpio_bank gpio_bank_34xx[6] = {
- { OMAP34XX_GPIO1_BASE, INT_34XX_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_24XX },
- { OMAP34XX_GPIO2_BASE, INT_34XX_GPIO_BANK2, IH_GPIO_BASE + 32, METHOD_GPIO_24XX },
- { OMAP34XX_GPIO3_BASE, INT_34XX_GPIO_BANK3, IH_GPIO_BASE + 64, METHOD_GPIO_24XX },
- { OMAP34XX_GPIO4_BASE, INT_34XX_GPIO_BANK4, IH_GPIO_BASE + 96, METHOD_GPIO_24XX },
- { OMAP34XX_GPIO5_BASE, INT_34XX_GPIO_BANK5, IH_GPIO_BASE + 128, METHOD_GPIO_24XX },
- { OMAP34XX_GPIO6_BASE, INT_34XX_GPIO_BANK6, IH_GPIO_BASE + 160, METHOD_GPIO_24XX },
+ { OMAP34XX_GPIO1_BASE, NULL, INT_34XX_GPIO_BANK1, IH_GPIO_BASE,
+ METHOD_GPIO_24XX },
+ { OMAP34XX_GPIO2_BASE, NULL, INT_34XX_GPIO_BANK2, IH_GPIO_BASE + 32,
+ METHOD_GPIO_24XX },
+ { OMAP34XX_GPIO3_BASE, NULL, INT_34XX_GPIO_BANK3, IH_GPIO_BASE + 64,
+ METHOD_GPIO_24XX },
+ { OMAP34XX_GPIO4_BASE, NULL, INT_34XX_GPIO_BANK4, IH_GPIO_BASE + 96,
+ METHOD_GPIO_24XX },
+ { OMAP34XX_GPIO5_BASE, NULL, INT_34XX_GPIO_BANK5, IH_GPIO_BASE + 128,
+ METHOD_GPIO_24XX },
+ { OMAP34XX_GPIO6_BASE, NULL, INT_34XX_GPIO_BANK6, IH_GPIO_BASE + 160,
+ METHOD_GPIO_24XX },
};
+struct omap3_gpio_regs {
+ u32 sysconfig;
+ u32 irqenable1;
+ u32 irqenable2;
+ u32 wake_en;
+ u32 ctrl;
+ u32 oe;
+ u32 leveldetect0;
+ u32 leveldetect1;
+ u32 risingdetect;
+ u32 fallingdetect;
+ u32 dataout;
+ u32 setwkuena;
+ u32 setdataout;
+};
+
+static struct omap3_gpio_regs gpio_context[OMAP34XX_NR_GPIOS];
#endif
#ifdef CONFIG_ARCH_OMAP4
static struct gpio_bank gpio_bank_44xx[6] = {
- { OMAP44XX_GPIO1_BASE, INT_44XX_GPIO_BANK1, IH_GPIO_BASE, \
+ { OMAP44XX_GPIO1_BASE, NULL, INT_44XX_GPIO_BANK1, IH_GPIO_BASE,
METHOD_GPIO_24XX },
- { OMAP44XX_GPIO2_BASE, INT_44XX_GPIO_BANK2, IH_GPIO_BASE + 32, \
+ { OMAP44XX_GPIO2_BASE, NULL, INT_44XX_GPIO_BANK2, IH_GPIO_BASE + 32,
METHOD_GPIO_24XX },
- { OMAP44XX_GPIO3_BASE, INT_44XX_GPIO_BANK3, IH_GPIO_BASE + 64, \
+ { OMAP44XX_GPIO3_BASE, NULL, INT_44XX_GPIO_BANK3, IH_GPIO_BASE + 64,
METHOD_GPIO_24XX },
- { OMAP44XX_GPIO4_BASE, INT_44XX_GPIO_BANK4, IH_GPIO_BASE + 96, \
+ { OMAP44XX_GPIO4_BASE, NULL, INT_44XX_GPIO_BANK4, IH_GPIO_BASE + 96,
METHOD_GPIO_24XX },
- { OMAP44XX_GPIO5_BASE, INT_44XX_GPIO_BANK5, IH_GPIO_BASE + 128, \
+ { OMAP44XX_GPIO5_BASE, NULL, INT_44XX_GPIO_BANK5, IH_GPIO_BASE + 128,
METHOD_GPIO_24XX },
- { OMAP44XX_GPIO6_BASE, INT_44XX_GPIO_BANK6, IH_GPIO_BASE + 160, \
+ { OMAP44XX_GPIO6_BASE, NULL, INT_44XX_GPIO_BANK6, IH_GPIO_BASE + 160,
METHOD_GPIO_24XX },
};
static int check_gpio(int gpio)
{
- if (unlikely(gpio_valid(gpio)) < 0) {
+ if (unlikely(gpio_valid(gpio) < 0)) {
printk(KERN_ERR "omap-gpio: invalid GPIO %d\n", gpio);
dump_stack();
return -1;
reg += OMAP1610_GPIO_DIRECTION;
break;
#endif
-#ifdef CONFIG_ARCH_OMAP730
- case METHOD_GPIO_730:
- reg += OMAP730_GPIO_DIR_CONTROL;
- break;
-#endif
-#ifdef CONFIG_ARCH_OMAP850
- case METHOD_GPIO_850:
- reg += OMAP850_GPIO_DIR_CONTROL;
+#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
+ case METHOD_GPIO_7XX:
+ reg += OMAP7XX_GPIO_DIR_CONTROL;
break;
#endif
#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX)
l = 1 << gpio;
break;
#endif
-#ifdef CONFIG_ARCH_OMAP730
- case METHOD_GPIO_730:
- reg += OMAP730_GPIO_DATA_OUTPUT;
- l = __raw_readl(reg);
- if (enable)
- l |= 1 << gpio;
- else
- l &= ~(1 << gpio);
- break;
-#endif
-#ifdef CONFIG_ARCH_OMAP850
- case METHOD_GPIO_850:
- reg += OMAP850_GPIO_DATA_OUTPUT;
+#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
+ case METHOD_GPIO_7XX:
+ reg += OMAP7XX_GPIO_DATA_OUTPUT;
l = __raw_readl(reg);
if (enable)
l |= 1 << gpio;
reg += OMAP1610_GPIO_DATAIN;
break;
#endif
-#ifdef CONFIG_ARCH_OMAP730
- case METHOD_GPIO_730:
- reg += OMAP730_GPIO_DATA_INPUT;
- break;
-#endif
-#ifdef CONFIG_ARCH_OMAP850
- case METHOD_GPIO_850:
- reg += OMAP850_GPIO_DATA_INPUT;
+#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
+ case METHOD_GPIO_7XX:
+ reg += OMAP7XX_GPIO_DATA_INPUT;
break;
#endif
#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX)
reg += OMAP1610_GPIO_DATAOUT;
break;
#endif
-#ifdef CONFIG_ARCH_OMAP730
- case METHOD_GPIO_730:
- reg += OMAP730_GPIO_DATA_OUTPUT;
- break;
-#endif
-#ifdef CONFIG_ARCH_OMAP850
- case METHOD_GPIO_850:
- reg += OMAP850_GPIO_DATA_OUTPUT;
+#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
+ case METHOD_GPIO_7XX:
+ reg += OMAP7XX_GPIO_DATA_OUTPUT;
break;
#endif
#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) || \
#else
reg += OMAP24XX_GPIO_DEBOUNCE_EN;
#endif
+ if (!(bank->mod_usage & l)) {
+ printk(KERN_ERR "GPIO %d not requested\n", gpio);
+ return;
+ }
spin_lock_irqsave(&bank->lock, flags);
val = __raw_readl(reg);
bank = get_gpio_bank(gpio);
reg = bank->base;
+ if (!bank->mod_usage) {
+ printk(KERN_ERR "GPIO not requested\n");
+ return;
+ }
+
enc_time &= 0xff;
#ifdef CONFIG_ARCH_OMAP4
reg += OMAP4_GPIO_DEBOUNCINGTIME;
__raw_writel(1 << gpio, bank->base + OMAP1610_GPIO_CLEAR_WAKEUPENA);
break;
#endif
-#ifdef CONFIG_ARCH_OMAP730
- case METHOD_GPIO_730:
- reg += OMAP730_GPIO_INT_CONTROL;
- l = __raw_readl(reg);
- if (trigger & IRQ_TYPE_EDGE_RISING)
- l |= 1 << gpio;
- else if (trigger & IRQ_TYPE_EDGE_FALLING)
- l &= ~(1 << gpio);
- else
- goto bad;
- break;
-#endif
-#ifdef CONFIG_ARCH_OMAP850
- case METHOD_GPIO_850:
- reg += OMAP850_GPIO_INT_CONTROL;
+#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
+ case METHOD_GPIO_7XX:
+ reg += OMAP7XX_GPIO_INT_CONTROL;
l = __raw_readl(reg);
if (trigger & IRQ_TYPE_EDGE_RISING)
l |= 1 << gpio;
reg += OMAP1610_GPIO_IRQSTATUS1;
break;
#endif
-#ifdef CONFIG_ARCH_OMAP730
- case METHOD_GPIO_730:
- reg += OMAP730_GPIO_INT_STATUS;
- break;
-#endif
-#ifdef CONFIG_ARCH_OMAP850
- case METHOD_GPIO_850:
- reg += OMAP850_GPIO_INT_STATUS;
+#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
+ case METHOD_GPIO_7XX:
+ reg += OMAP7XX_GPIO_INT_STATUS;
break;
#endif
#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX)
mask = 0xffff;
break;
#endif
-#ifdef CONFIG_ARCH_OMAP730
- case METHOD_GPIO_730:
- reg += OMAP730_GPIO_INT_MASK;
- mask = 0xffffffff;
- inv = 1;
- break;
-#endif
-#ifdef CONFIG_ARCH_OMAP850
- case METHOD_GPIO_850:
- reg += OMAP850_GPIO_INT_MASK;
+#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
+ case METHOD_GPIO_7XX:
+ reg += OMAP7XX_GPIO_INT_MASK;
mask = 0xffffffff;
inv = 1;
break;
l = gpio_mask;
break;
#endif
-#ifdef CONFIG_ARCH_OMAP730
- case METHOD_GPIO_730:
- reg += OMAP730_GPIO_INT_MASK;
- l = __raw_readl(reg);
- if (enable)
- l &= ~(gpio_mask);
- else
- l |= gpio_mask;
- break;
-#endif
-#ifdef CONFIG_ARCH_OMAP850
- case METHOD_GPIO_850:
- reg += OMAP850_GPIO_INT_MASK;
+#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
+ case METHOD_GPIO_7XX:
+ reg += OMAP7XX_GPIO_INT_MASK;
l = __raw_readl(reg);
if (enable)
l &= ~(gpio_mask);
__raw_writel(__raw_readl(reg) | (1 << offset), reg);
}
#endif
+ if (!cpu_class_is_omap1()) {
+ if (!bank->mod_usage) {
+ u32 ctrl;
+ ctrl = __raw_readl(bank->base + OMAP24XX_GPIO_CTRL);
+ ctrl &= 0xFFFFFFFE;
+ /* Module is enabled, clocks are not gated */
+ __raw_writel(ctrl, bank->base + OMAP24XX_GPIO_CTRL);
+ }
+ bank->mod_usage |= 1 << offset;
+ }
spin_unlock_irqrestore(&bank->lock, flags);
return 0;
__raw_writel(1 << offset, reg);
}
#endif
+ if (!cpu_class_is_omap1()) {
+ bank->mod_usage &= ~(1 << offset);
+ if (!bank->mod_usage) {
+ u32 ctrl;
+ ctrl = __raw_readl(bank->base + OMAP24XX_GPIO_CTRL);
+ /* Module is disabled, clocks are gated */
+ ctrl |= 1;
+ __raw_writel(ctrl, bank->base + OMAP24XX_GPIO_CTRL);
+ }
+ }
_reset_gpio(bank, bank->chip.base + offset);
spin_unlock_irqrestore(&bank->lock, flags);
}
if (bank->method == METHOD_GPIO_1610)
isr_reg = bank->base + OMAP1610_GPIO_IRQSTATUS1;
#endif
-#ifdef CONFIG_ARCH_OMAP730
- if (bank->method == METHOD_GPIO_730)
- isr_reg = bank->base + OMAP730_GPIO_INT_STATUS;
-#endif
-#ifdef CONFIG_ARCH_OMAP850
- if (bank->method == METHOD_GPIO_850)
- isr_reg = bank->base + OMAP850_GPIO_INT_STATUS;
+#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
+ if (bank->method == METHOD_GPIO_7XX)
+ isr_reg = bank->base + OMAP7XX_GPIO_INT_STATUS;
#endif
#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX)
if (bank->method == METHOD_GPIO_24XX)
case METHOD_GPIO_1610:
reg += OMAP1610_GPIO_DIRECTION;
break;
- case METHOD_GPIO_730:
- reg += OMAP730_GPIO_DIR_CONTROL;
- break;
- case METHOD_GPIO_850:
- reg += OMAP850_GPIO_DIR_CONTROL;
+ case METHOD_GPIO_7XX:
+ reg += OMAP7XX_GPIO_DIR_CONTROL;
break;
case METHOD_GPIO_24XX:
reg += OMAP24XX_GPIO_OE;
static struct clk *gpio_iclks[OMAP34XX_NR_GPIOS];
#endif
+static void __init omap_gpio_show_rev(void)
+{
+ u32 rev;
+
+ if (cpu_is_omap16xx())
+ rev = __raw_readw(gpio_bank[1].base + OMAP1610_GPIO_REVISION);
+ else if (cpu_is_omap24xx() || cpu_is_omap34xx())
+ rev = __raw_readl(gpio_bank[0].base + OMAP24XX_GPIO_REVISION);
+ else if (cpu_is_omap44xx())
+ rev = __raw_readl(gpio_bank[0].base + OMAP4_GPIO_REVISION);
+ else
+ return;
+
+ printk(KERN_INFO "OMAP GPIO hardware version %d.%d\n",
+ (rev >> 4) & 0x0f, rev & 0x0f);
+}
+
/* This lock class tells lockdep that GPIO irqs are in a different
* category than their parents, so it won't report false recursion.
*/
int i;
int gpio = 0;
struct gpio_bank *bank;
+ int bank_size = SZ_8K; /* Module 4KB + L4 4KB except on omap1 */
char clk_name[11];
initialized = 1;
#ifdef CONFIG_ARCH_OMAP15XX
if (cpu_is_omap15xx()) {
- printk(KERN_INFO "OMAP1510 GPIO hardware\n");
gpio_bank_count = 2;
gpio_bank = gpio_bank_1510;
+ bank_size = SZ_2K;
}
#endif
#if defined(CONFIG_ARCH_OMAP16XX)
if (cpu_is_omap16xx()) {
- u32 rev;
-
gpio_bank_count = 5;
gpio_bank = gpio_bank_1610;
- 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);
+ bank_size = SZ_2K;
}
#endif
-#ifdef CONFIG_ARCH_OMAP730
- if (cpu_is_omap730()) {
- printk(KERN_INFO "OMAP730 GPIO hardware\n");
- gpio_bank_count = 7;
- gpio_bank = gpio_bank_730;
- }
-#endif
-#ifdef CONFIG_ARCH_OMAP850
- if (cpu_is_omap850()) {
- printk(KERN_INFO "OMAP850 GPIO hardware\n");
+#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
+ if (cpu_is_omap7xx()) {
gpio_bank_count = 7;
- gpio_bank = gpio_bank_850;
+ gpio_bank = gpio_bank_7xx;
+ bank_size = SZ_2K;
}
#endif
-
#ifdef CONFIG_ARCH_OMAP24XX
if (cpu_is_omap242x()) {
- int rev;
-
gpio_bank_count = 4;
gpio_bank = gpio_bank_242x;
- 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);
}
if (cpu_is_omap243x()) {
- int rev;
-
gpio_bank_count = 5;
gpio_bank = gpio_bank_243x;
- 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);
}
#endif
#ifdef CONFIG_ARCH_OMAP34XX
if (cpu_is_omap34xx()) {
- int rev;
-
gpio_bank_count = OMAP34XX_NR_GPIOS;
gpio_bank = gpio_bank_34xx;
- 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);
}
#endif
#ifdef CONFIG_ARCH_OMAP4
if (cpu_is_omap44xx()) {
- int rev;
-
gpio_bank_count = OMAP34XX_NR_GPIOS;
gpio_bank = gpio_bank_44xx;
- rev = __raw_readl(gpio_bank[0].base + OMAP4_GPIO_REVISION);
- printk(KERN_INFO "OMAP44xx GPIO hardware version %d.%d\n",
- (rev >> 4) & 0x0f, rev & 0x0f);
}
#endif
for (i = 0; i < gpio_bank_count; i++) {
bank = &gpio_bank[i];
spin_lock_init(&bank->lock);
+
+ /* Static mapping, never released */
+ bank->base = ioremap(bank->pbase, bank_size);
+ if (!bank->base) {
+ printk(KERN_ERR "Could not ioremap gpio bank%i\n", i);
+ continue;
+ }
+
if (bank_is_mpuio(bank))
__raw_writew(0xffff, bank->base + OMAP_MPUIO_GPIO_MASKIT);
if (cpu_is_omap15xx() && bank->method == METHOD_GPIO_1510) {
__raw_writew(0xffff, bank->base + OMAP1610_GPIO_IRQSTATUS1);
__raw_writew(0x0014, bank->base + OMAP1610_GPIO_SYSCONFIG);
}
- if (cpu_is_omap7xx() && bank->method == METHOD_GPIO_730) {
- __raw_writel(0xffffffff, bank->base + OMAP730_GPIO_INT_MASK);
- __raw_writel(0x00000000, bank->base + OMAP730_GPIO_INT_STATUS);
+ if (cpu_is_omap7xx() && bank->method == METHOD_GPIO_7XX) {
+ __raw_writel(0xffffffff, bank->base + OMAP7XX_GPIO_INT_MASK);
+ __raw_writel(0x00000000, bank->base + OMAP7XX_GPIO_INT_STATUS);
- gpio_count = 32; /* 730 has 32-bit GPIOs */
+ gpio_count = 32; /* 7xx has 32-bit GPIOs */
}
#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) || \
gpio_count = 32;
}
#endif
+
+ bank->mod_usage = 0;
/* REVISIT eventually switch from OMAP-specific gpio structs
* over to the generic ones
*/
if (cpu_is_omap34xx())
omap_writel(1 << 0, 0x48306814);
+ omap_gpio_show_rev();
+
return 0;
}
#endif
+#ifdef CONFIG_ARCH_OMAP34XX
+/* save the registers of bank 2-6 */
+void omap_gpio_save_context(void)
+{
+ int i;
+
+ /* saving banks from 2-6 only since GPIO1 is in WKUP */
+ for (i = 1; i < gpio_bank_count; i++) {
+ struct gpio_bank *bank = &gpio_bank[i];
+ gpio_context[i].sysconfig =
+ __raw_readl(bank->base + OMAP24XX_GPIO_SYSCONFIG);
+ gpio_context[i].irqenable1 =
+ __raw_readl(bank->base + OMAP24XX_GPIO_IRQENABLE1);
+ gpio_context[i].irqenable2 =
+ __raw_readl(bank->base + OMAP24XX_GPIO_IRQENABLE2);
+ gpio_context[i].wake_en =
+ __raw_readl(bank->base + OMAP24XX_GPIO_WAKE_EN);
+ gpio_context[i].ctrl =
+ __raw_readl(bank->base + OMAP24XX_GPIO_CTRL);
+ gpio_context[i].oe =
+ __raw_readl(bank->base + OMAP24XX_GPIO_OE);
+ gpio_context[i].leveldetect0 =
+ __raw_readl(bank->base + OMAP24XX_GPIO_LEVELDETECT0);
+ gpio_context[i].leveldetect1 =
+ __raw_readl(bank->base + OMAP24XX_GPIO_LEVELDETECT1);
+ gpio_context[i].risingdetect =
+ __raw_readl(bank->base + OMAP24XX_GPIO_RISINGDETECT);
+ gpio_context[i].fallingdetect =
+ __raw_readl(bank->base + OMAP24XX_GPIO_FALLINGDETECT);
+ gpio_context[i].dataout =
+ __raw_readl(bank->base + OMAP24XX_GPIO_DATAOUT);
+ gpio_context[i].setwkuena =
+ __raw_readl(bank->base + OMAP24XX_GPIO_SETWKUENA);
+ gpio_context[i].setdataout =
+ __raw_readl(bank->base + OMAP24XX_GPIO_SETDATAOUT);
+ }
+}
+
+/* restore the required registers of bank 2-6 */
+void omap_gpio_restore_context(void)
+{
+ int i;
+
+ for (i = 1; i < gpio_bank_count; i++) {
+ struct gpio_bank *bank = &gpio_bank[i];
+ __raw_writel(gpio_context[i].sysconfig,
+ bank->base + OMAP24XX_GPIO_SYSCONFIG);
+ __raw_writel(gpio_context[i].irqenable1,
+ bank->base + OMAP24XX_GPIO_IRQENABLE1);
+ __raw_writel(gpio_context[i].irqenable2,
+ bank->base + OMAP24XX_GPIO_IRQENABLE2);
+ __raw_writel(gpio_context[i].wake_en,
+ bank->base + OMAP24XX_GPIO_WAKE_EN);
+ __raw_writel(gpio_context[i].ctrl,
+ bank->base + OMAP24XX_GPIO_CTRL);
+ __raw_writel(gpio_context[i].oe,
+ bank->base + OMAP24XX_GPIO_OE);
+ __raw_writel(gpio_context[i].leveldetect0,
+ bank->base + OMAP24XX_GPIO_LEVELDETECT0);
+ __raw_writel(gpio_context[i].leveldetect1,
+ bank->base + OMAP24XX_GPIO_LEVELDETECT1);
+ __raw_writel(gpio_context[i].risingdetect,
+ bank->base + OMAP24XX_GPIO_RISINGDETECT);
+ __raw_writel(gpio_context[i].fallingdetect,
+ bank->base + OMAP24XX_GPIO_FALLINGDETECT);
+ __raw_writel(gpio_context[i].dataout,
+ bank->base + OMAP24XX_GPIO_DATAOUT);
+ __raw_writel(gpio_context[i].setwkuena,
+ bank->base + OMAP24XX_GPIO_SETWKUENA);
+ __raw_writel(gpio_context[i].setdataout,
+ bank->base + OMAP24XX_GPIO_SETDATAOUT);
+ }
+}
+#endif
+
/*
* This may get called early from board specific init
* for boards that have interrupts routed via FPGA.
if (bank_is_mpuio(bank))
gpio = OMAP_MPUIO(0);
- else if (cpu_class_is_omap2() || cpu_is_omap730() ||
- cpu_is_omap850())
+ else if (cpu_class_is_omap2() || cpu_is_omap7xx())
bankwidth = 32;
for (j = 0; j < bankwidth; j++, gpio++, mask <<= 1) {
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff