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authorArnd Bergmann <arnd@arndb.de>2011-11-01 17:12:22 +0100
committerArnd Bergmann <arnd@arndb.de>2011-11-01 17:12:22 +0100
commitc72dbae971400e466ad9ff16c920cd6d9d8c55a1 (patch)
tree7a0ebba8b14d889a8b42edfa1272be222b908a82 /drivers
parent7e1efcf5d2039fb7a91e21df32f4175dbca4d61c (diff)
parentb4cbb8a4e602ea77b0525d06eff89c6a6070dab3 (diff)
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Merge branch 'imx/devel' into next/dt
The board changes in the imx/devel branch conflict with other changes in the device imx/dt branch. Conflicts: arch/arm/mach-mx5/board-mx53_loco.c arch/arm/mach-mx5/board-mx53_smd.c arch/arm/plat-mxc/include/mach/common.h arch/arm/plat-mxc/include/mach/memory.h Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpio/gpio-mxc.c12
-rw-r--r--drivers/gpio/gpio-mxs.c2
2 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c
index 4340acae3bd3..b588f8a41e60 100644
--- a/drivers/gpio/gpio-mxc.c
+++ b/drivers/gpio/gpio-mxc.c
@@ -31,6 +31,8 @@
#include <linux/of_device.h>
#include <asm-generic/bug.h>
+#define irq_to_gpio(irq) ((irq) - MXC_GPIO_IRQ_START)
+
enum mxc_gpio_hwtype {
IMX1_GPIO, /* runs on i.mx1 */
IMX21_GPIO, /* runs on i.mx21 and i.mx27 */
@@ -337,6 +339,15 @@ static void __devinit mxc_gpio_get_hw(struct platform_device *pdev)
mxc_gpio_hwtype = hwtype;
}
+static int mxc_gpio_to_irq(struct gpio_chip *gc, unsigned offset)
+{
+ struct bgpio_chip *bgc = to_bgpio_chip(gc);
+ struct mxc_gpio_port *port =
+ container_of(bgc, struct mxc_gpio_port, bgc);
+
+ return port->virtual_irq_start + offset;
+}
+
static int __devinit mxc_gpio_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
@@ -403,6 +414,7 @@ static int __devinit mxc_gpio_probe(struct platform_device *pdev)
if (err)
goto out_iounmap;
+ port->bgc.gc.to_irq = mxc_gpio_to_irq;
port->bgc.gc.base = pdev->id * 32;
port->bgc.dir = port->bgc.read_reg(port->bgc.reg_dir);
port->bgc.data = port->bgc.read_reg(port->bgc.reg_set);
diff --git a/drivers/gpio/gpio-mxs.c b/drivers/gpio/gpio-mxs.c
index af55a8577c2e..292b50481db9 100644
--- a/drivers/gpio/gpio-mxs.c
+++ b/drivers/gpio/gpio-mxs.c
@@ -49,6 +49,8 @@
#define GPIO_INT_LEV_MASK (1 << 0)
#define GPIO_INT_POL_MASK (1 << 1)
+#define irq_to_gpio(irq) ((irq) - MXS_GPIO_IRQ_START)
+
struct mxs_gpio_port {
void __iomem *base;
int id;