This is only for easier integration of the i.MX28 architecture.
Signed-off-by: Juergen Beisert <jbe@xxxxxxxxxxxxxx>
---
arch/arm/mach-stm/iomux-imx23.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-stm/iomux-imx23.c b/arch/arm/mach-stm/iomux-imx23.c
index b50aac3..55e7798 100644
--- a/arch/arm/mach-stm/iomux-imx23.c
+++ b/arch/arm/mach-stm/iomux-imx23.c
@@ -31,6 +31,8 @@
#define HW_PINCTRL_DIN0 0x600
#define HW_PINCTRL_DOE0 0x700
+#define MAX_GPIO_NO 95
+
static unsigned calc_mux_reg(unsigned no)
{
/* each register controls 16 pads */
@@ -84,7 +86,7 @@ void imx_gpio_mode(uint32_t m)
writel(reg, IMX_IOMUXC_BASE + reg_offset);
/* some pins are disabled when configured for GPIO */
- if ((gpio_pin > 95) && (GET_FUNC(m) == IS_GPIO)) {
+ if ((gpio_pin > MAX_GPIO_NO) && (GET_FUNC(m) == IS_GPIO)) {
printf("Cannot configure pad %d to GPIO\n", gpio_pin);
return;
}
--
1.7.2.3
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