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Diffstat (limited to 'arch/arm/include/asm/arch-davinci/gpio.h')
-rw-r--r--arch/arm/include/asm/arch-davinci/gpio.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/arm/include/asm/arch-davinci/gpio.h b/arch/arm/include/asm/arch-davinci/gpio.h
index ef65ffbb9f..5206b12211 100644
--- a/arch/arm/include/asm/arch-davinci/gpio.h
+++ b/arch/arm/include/asm/arch-davinci/gpio.h
@@ -65,9 +65,15 @@ struct davinci_gpio_bank {
#define davinci_gpio_bank67 ((struct davinci_gpio *)DAVINCI_GPIO_BANK67)
#define davinci_gpio_bank8 ((struct davinci_gpio *)DAVINCI_GPIO_BANK8)
+#if defined(CONFIG_SOC_DM644X)
+/* GPIO0 to GPIO53, omit the V3.3 volts one */
+#define MAX_NUM_GPIOS 70
+#else
+#define MAX_NUM_GPIOS 144
+#endif
+
#define gpio_status() gpio_info()
#define GPIO_NAME_SIZE 20
-#define MAX_NUM_GPIOS 144
#define GPIO_BANK(gp) (davinci_gpio_bank01 + ((gp) >> 5))
#define GPIO_BIT(gp) ((gp) & 0x1F)