diff options
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/rb532/devices.c | 39 | ||||
| -rw-r--r-- | arch/mips/rb532/gpio.c | 39 |
2 files changed, 39 insertions, 39 deletions
diff --git a/arch/mips/rb532/devices.c b/arch/mips/rb532/devices.c index 3c74561b4ee5..1a0209eca789 100644 --- a/arch/mips/rb532/devices.c +++ b/arch/mips/rb532/devices.c @@ -42,6 +42,34 @@ extern unsigned int idt_cpu_freq; +static struct mpmc_device dev3; + +void set_latch_u5(unsigned char or_mask, unsigned char nand_mask) +{ + unsigned long flags; + + spin_lock_irqsave(&dev3.lock, flags); + + dev3.state = (dev3.state | or_mask) & ~nand_mask; + writeb(dev3.state, dev3.base); + + spin_unlock_irqrestore(&dev3.lock, flags); +} +EXPORT_SYMBOL(set_latch_u5); + +unsigned char get_latch_u5(void) +{ + return dev3.state; +} +EXPORT_SYMBOL(get_latch_u5); + +static struct resource rb532_dev3_ctl_res[] = { + { + .name = "dev3_ctl", + .flags = IORESOURCE_MEM, + } +}; + static struct resource korina_dev0_res[] = { { .name = "korina_regs", @@ -314,6 +342,17 @@ static int __init plat_setup_devices(void) nand_slot0_res[0].start = readl(IDT434_REG_BASE + DEV2BASE); nand_slot0_res[0].end = nand_slot0_res[0].start + 0x1000; + /* Read the third (multi purpose) resources from the DC */ + rb532_dev3_ctl_res[0].start = readl(IDT434_REG_BASE + DEV3BASE); + rb532_dev3_ctl_res[0].end = rb532_dev3_ctl_res[0].start + 0x1000; + + dev3.base = ioremap_nocache(rb532_dev3_ctl_res[0].start, 0x1000); + + if (!dev3.base) { + printk(KERN_ERR "rb532: cannot remap device controller 3\n"); + return -ENXIO; + } + /* Initialise the NAND device */ rb532_nand_setup(); diff --git a/arch/mips/rb532/gpio.c b/arch/mips/rb532/gpio.c index be977a4c2f9c..6229173946ad 100644 --- a/arch/mips/rb532/gpio.c +++ b/arch/mips/rb532/gpio.c @@ -41,8 +41,6 @@ struct rb532_gpio_chip { void __iomem *regbase; }; -struct mpmc_device dev3; - static struct resource rb532_gpio_reg0_res[] = { { .name = "gpio_reg0", @@ -52,13 +50,6 @@ static struct resource rb532_gpio_reg0_res[] = { } }; -static struct resource rb532_dev3_ctl_res[] = { - { - .name = "dev3_ctl", - .flags = IORESOURCE_MEM, - } -}; - void set_434_reg(unsigned reg_offs, unsigned bit, unsigned len, unsigned val) { unsigned long flags; @@ -86,25 +77,6 @@ unsigned get_434_reg(unsigned reg_offs) } EXPORT_SYMBOL(get_434_reg); -void set_latch_u5(unsigned char or_mask, unsigned char nand_mask) -{ - unsigned long flags; - - spin_lock_irqsave(&dev3.lock, flags); - - dev3.state = (dev3.state | or_mask) & ~nand_mask; - writeb(dev3.state, dev3.base); - - spin_unlock_irqrestore(&dev3.lock, flags); -} -EXPORT_SYMBOL(set_latch_u5); - -unsigned char get_latch_u5(void) -{ - return dev3.state; -} -EXPORT_SYMBOL(get_latch_u5); - /* rb532_set_bit - sanely set a bit * * bitval: new value for the bit @@ -249,17 +221,6 @@ int __init rb532_gpio_init(void) /* Register our GPIO chip */ gpiochip_add(&rb532_gpio_chip->chip); - rb532_dev3_ctl_res[0].start = readl(IDT434_REG_BASE + DEV3BASE); - rb532_dev3_ctl_res[0].end = rb532_dev3_ctl_res[0].start + 0x1000; - - r = rb532_dev3_ctl_res; - dev3.base = ioremap_nocache(r->start, r->end - r->start); - - if (!dev3.base) { - printk(KERN_ERR "rb532: cannot remap device controller 3\n"); - return -ENXIO; - } - return 0; } arch_initcall(rb532_gpio_init); |