diff options
Diffstat (limited to 'src/mainboard/pcengines/apu2/gpio_ftns.h')
| -rw-r--r-- | src/mainboard/pcengines/apu2/gpio_ftns.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/mainboard/pcengines/apu2/gpio_ftns.h b/src/mainboard/pcengines/apu2/gpio_ftns.h new file mode 100644 index 0000000000..4f0cbaaa62 --- /dev/null +++ b/src/mainboard/pcengines/apu2/gpio_ftns.h @@ -0,0 +1,59 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Sage Electronic Engineering, LLC + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef GPIO_FTNS_H +#define GPIO_FTNS_H + +void configure_gpio(uintptr_t base_addr, u32 iomux_gpio, u8 iomux_ftn, u32 gpio, u32 setting); + +#define IOMUX_OFFSET 0xD00 +#define GPIO_OFFSET 0x1500 + +// +// Based on PC Engines APU2C schematics +// http://www.pcengines.ch/schema/apu2c.pdf +// +#define IOMUX_GPIO_32 0x59 // MODESW +#define IOMUX_GPIO_49 0x40 // STRAP0 +#define IOMUX_GPIO_50 0x41 // STRAP1 +#define IOMUX_GPIO_51 0x42 // PE3 Reset +#define IOMUX_GPIO_55 0x43 // PE4 Reset +#define IOMUX_GPIO_57 0x44 // LED1# +#define IOMUX_GPIO_58 0x45 // LED2# +#define IOMUX_GPIO_59 0x46 // LED3# +#define IOMUX_GPIO_64 0x47 // PE3_WDIS +#define IOMUX_GPIO_66 0x5B // SPKR +#define IOMUX_GPIO_68 0x48 // PE4_WDIS +#define IOMUX_GPIO_71 0x4D // PROCHOT + +#define GPIO_32 0x164 // MODESW +#define GPIO_49 0x100 // STRAP0 +#define GPIO_50 0x104 // STRAP1 +#define GPIO_51 0x108 // PE3 Reset +#define GPIO_55 0x10C // PE4 Reset +#define GPIO_57 0x110 // LED1# +#define GPIO_58 0x114 // LED2# +#define GPIO_59 0x118 // LED3# +#define GPIO_64 0x11C // PE3_WDIS +#define GPIO_66 0x16C // SPKR +#define GPIO_68 0x120 // PE4_WDIS +#define GPIO_71 0x134 // PROCHOT + +#define GPIO_OUTPUT_ENABLE 23 +#define GPIO_OUTPUT_VALUE 22 +#define GPIO_PULL_DOWN_ENABLE 21 +#define GPIO_PULL_UP_ENABLE 20 + +#endif /* GPIO_FTNS_H */ |