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Diffstat (limited to 'arch/arm/mach-omap2/gpio.c')
-rw-r--r--arch/arm/mach-omap2/gpio.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c
index 2f994e5..9ad7d48 100644
--- a/arch/arm/mach-omap2/gpio.c
+++ b/arch/arm/mach-omap2/gpio.c
@@ -20,6 +20,7 @@
#include <linux/err.h>
#include <linux/slab.h>
#include <linux/interrupt.h>
+#include <linux/of.h>
#include <plat/omap_hwmod.h>
#include <plat/omap_device.h>
@@ -55,10 +56,9 @@ static int __init omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
dev_attr = (struct omap_gpio_dev_attr *)oh->dev_attr;
pdata->bank_width = dev_attr->bank_width;
pdata->dbck_flag = dev_attr->dbck_flag;
- pdata->virtual_irq_start = IH_GPIO_BASE + 32 * (id - 1);
pdata->get_context_loss_count = omap_pm_get_dev_context_loss_count;
pdata->regs = kzalloc(sizeof(struct omap_gpio_reg_offs), GFP_KERNEL);
- if (!pdata) {
+ if (!pdata->regs) {
pr_err("gpio%d: Memory allocation failed\n", id);
return -ENOMEM;
}
@@ -102,6 +102,8 @@ static int __init omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
pdata->regs->dataout = OMAP4_GPIO_DATAOUT;
pdata->regs->set_dataout = OMAP4_GPIO_SETDATAOUT;
pdata->regs->clr_dataout = OMAP4_GPIO_CLEARDATAOUT;
+ pdata->regs->irqstatus_raw0 = OMAP4_GPIO_IRQSTATUSRAW0;
+ pdata->regs->irqstatus_raw1 = OMAP4_GPIO_IRQSTATUSRAW1;
pdata->regs->irqstatus = OMAP4_GPIO_IRQSTATUS0;
pdata->regs->irqstatus2 = OMAP4_GPIO_IRQSTATUS1;
pdata->regs->irqenable = OMAP4_GPIO_IRQSTATUSSET0;
@@ -146,7 +148,10 @@ static int __init omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
*/
static int __init omap2_gpio_init(void)
{
- return omap_hwmod_for_each_by_class("gpio", omap2_gpio_dev_init,
- NULL);
+ /* If dtb is there, the devices will be created dynamically */
+ if (of_have_populated_dt())
+ return -ENODEV;
+
+ return omap_hwmod_for_each_by_class("gpio", omap2_gpio_dev_init, NULL);
}
postcore_initcall(omap2_gpio_init);