diff options
Diffstat (limited to 'arch/arm/include')
| -rw-r--r-- | arch/arm/include/asm/arch-imx8/gpio.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-imx8/gpio.h b/arch/arm/include/asm/arch-imx8/gpio.h new file mode 100644 index 0000000000..24cfde3c29 --- /dev/null +++ b/arch/arm/include/asm/arch-imx8/gpio.h @@ -0,0 +1,21 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2018 NXP + */ + +#ifndef __ASM_ARCH_IMX8_GPIO_H +#define __ASM_ARCH_IMX8_GPIO_H + +#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__)) +/* GPIO registers */ +struct gpio_regs { + u32 gpio_dr; /* data */ + u32 gpio_dir; /* direction */ + u32 gpio_psr; /* pad satus */ +}; +#endif + +/* IMX8 the GPIO index is from 0 not 1 */ +#define IMX_GPIO_NR(port, index) (((port) * 32) + ((index) & 31)) + +#endif /* __ASM_ARCH_IMX8_GPIO_H */ |