aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-orion5x/irq.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-orion5x/irq.c')
-rw-r--r--arch/arm/mach-orion5x/irq.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/arm/mach-orion5x/irq.c b/arch/arm/mach-orion5x/irq.c
index dd21f38c5d37..e2a0084ab4a3 100644
--- a/arch/arm/mach-orion5x/irq.c
+++ b/arch/arm/mach-orion5x/irq.c
@@ -82,7 +82,7 @@ static int orion5x_gpio_set_irq_type(u32 irq, u32 type)
82 int pin = irq_to_gpio(irq); 82 int pin = irq_to_gpio(irq);
83 struct irq_desc *desc; 83 struct irq_desc *desc;
84 84
85 if ((orion5x_read(GPIO_IO_CONF) & (1 << pin)) == 0) { 85 if ((readl(GPIO_IO_CONF) & (1 << pin)) == 0) {
86 printk(KERN_ERR "orion5x_gpio_set_irq_type failed " 86 printk(KERN_ERR "orion5x_gpio_set_irq_type failed "
87 "(irq %d, pin %d).\n", irq, pin); 87 "(irq %d, pin %d).\n", irq, pin);
88 return -EINVAL; 88 return -EINVAL;
@@ -117,7 +117,7 @@ static int orion5x_gpio_set_irq_type(u32 irq, u32 type)
117 /* 117 /*
118 * set initial polarity based on current input level 118 * set initial polarity based on current input level
119 */ 119 */
120 if ((orion5x_read(GPIO_IN_POL) ^ orion5x_read(GPIO_DATA_IN)) 120 if ((readl(GPIO_IN_POL) ^ readl(GPIO_DATA_IN))
121 & (1 << pin)) 121 & (1 << pin))
122 orion5x_setbits(GPIO_IN_POL, (1 << pin)); /* falling */ 122 orion5x_setbits(GPIO_IN_POL, (1 << pin)); /* falling */
123 else 123 else
@@ -149,8 +149,8 @@ static void orion5x_gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
149 149
150 BUG_ON(irq < IRQ_ORION5X_GPIO_0_7 || irq > IRQ_ORION5X_GPIO_24_31); 150 BUG_ON(irq < IRQ_ORION5X_GPIO_0_7 || irq > IRQ_ORION5X_GPIO_24_31);
151 offs = (irq - IRQ_ORION5X_GPIO_0_7) * 8; 151 offs = (irq - IRQ_ORION5X_GPIO_0_7) * 8;
152 cause = (orion5x_read(GPIO_DATA_IN) & orion5x_read(GPIO_LEVEL_MASK)) | 152 cause = (readl(GPIO_DATA_IN) & readl(GPIO_LEVEL_MASK)) |
153 (orion5x_read(GPIO_EDGE_CAUSE) & orion5x_read(GPIO_EDGE_MASK)); 153 (readl(GPIO_EDGE_CAUSE) & readl(GPIO_EDGE_MASK));
154 154
155 for (pin = offs; pin < offs + 8; pin++) { 155 for (pin = offs; pin < offs + 8; pin++) {
156 if (cause & (1 << pin)) { 156 if (cause & (1 << pin)) {
@@ -158,9 +158,9 @@ static void orion5x_gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
158 desc = irq_desc + irq; 158 desc = irq_desc + irq;
159 if ((desc->status & IRQ_TYPE_SENSE_MASK) == IRQT_BOTHEDGE) { 159 if ((desc->status & IRQ_TYPE_SENSE_MASK) == IRQT_BOTHEDGE) {
160 /* Swap polarity (race with GPIO line) */ 160 /* Swap polarity (race with GPIO line) */
161 u32 polarity = orion5x_read(GPIO_IN_POL); 161 u32 polarity = readl(GPIO_IN_POL);
162 polarity ^= 1 << pin; 162 polarity ^= 1 << pin;
163 orion5x_write(GPIO_IN_POL, polarity); 163 writel(polarity, GPIO_IN_POL);
164 } 164 }
165 desc_handle_irq(irq, desc); 165 desc_handle_irq(irq, desc);
166 } 166 }
@@ -175,9 +175,9 @@ static void __init orion5x_init_gpio_irq(void)
175 /* 175 /*
176 * Mask and clear GPIO IRQ interrupts 176 * Mask and clear GPIO IRQ interrupts
177 */ 177 */
178 orion5x_write(GPIO_LEVEL_MASK, 0x0); 178 writel(0x0, GPIO_LEVEL_MASK);
179 orion5x_write(GPIO_EDGE_MASK, 0x0); 179 writel(0x0, GPIO_EDGE_MASK);
180 orion5x_write(GPIO_EDGE_CAUSE, 0x0); 180 writel(0x0, GPIO_EDGE_CAUSE);
181 181
182 /* 182 /*
183 * Register chained level handlers for GPIO IRQs by default. 183 * Register chained level handlers for GPIO IRQs by default.