aboutsummaryrefslogtreecommitdiffstats
path: root/roms/u-boot/arch/arm/include/asm/arch-spear/gpio.h
diff options
context:
space:
mode:
Diffstat (limited to 'roms/u-boot/arch/arm/include/asm/arch-spear/gpio.h')
-rw-r--r--roms/u-boot/arch/arm/include/asm/arch-spear/gpio.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/include/asm/arch-spear/gpio.h b/roms/u-boot/arch/arm/include/asm/arch-spear/gpio.h
new file mode 100644
index 00000000..54e6b5bf
--- /dev/null
+++ b/roms/u-boot/arch/arm/include/asm/arch-spear/gpio.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2012 Stefan Roese <sr@denx.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+
+#ifndef __ASM_ARCH_SPEAR_GPIO_H
+#define __ASM_ARCH_SPEAR_GPIO_H
+
+enum gpio_direction {
+ GPIO_DIRECTION_IN,
+ GPIO_DIRECTION_OUT,
+};
+
+struct gpio_regs {
+ u32 gpiodata[0x100]; /* 0x000 ... 0x3fc */
+ u32 gpiodir; /* 0x400 */
+};
+
+#define SPEAR_GPIO_COUNT 8
+#define DATA_REG_ADDR(gpio) (1 << (gpio + 2))
+
+#endif /* __ASM_ARCH_SPEAR_GPIO_H */