| Mikael Starvik | 51533b6 | 2005-07-27 11:44:44 -0700 | [diff] [blame^] | 1 | #ifndef _ASM_ARCH_CRIS_IO_H |
| 2 | #define _ASM_ARCH_CRIS_IO_H |
| 3 | |
| 4 | #include <asm/arch/hwregs/reg_map.h> |
| 5 | #include <asm/arch/hwregs/reg_rdwr.h> |
| 6 | #include <asm/arch/hwregs/gio_defs.h> |
| 7 | #include <linux/config.h> |
| 8 | |
| 9 | enum crisv32_io_dir |
| 10 | { |
| 11 | crisv32_io_dir_in = 0, |
| 12 | crisv32_io_dir_out = 1 |
| 13 | }; |
| 14 | |
| 15 | struct crisv32_ioport |
| 16 | { |
| 17 | unsigned long* oe; |
| 18 | unsigned long* data; |
| 19 | unsigned long* data_in; |
| 20 | unsigned int pin_count; |
| 21 | }; |
| 22 | |
| 23 | struct crisv32_iopin |
| 24 | { |
| 25 | struct crisv32_ioport* port; |
| 26 | int bit; |
| 27 | }; |
| 28 | |
| 29 | extern struct crisv32_ioport crisv32_ioports[]; |
| 30 | |
| 31 | extern struct crisv32_iopin crisv32_led1_green; |
| 32 | extern struct crisv32_iopin crisv32_led1_red; |
| 33 | extern struct crisv32_iopin crisv32_led2_green; |
| 34 | extern struct crisv32_iopin crisv32_led2_red; |
| 35 | extern struct crisv32_iopin crisv32_led3_green; |
| 36 | extern struct crisv32_iopin crisv32_led3_red; |
| 37 | |
| 38 | extern inline void crisv32_io_set(struct crisv32_iopin* iopin, |
| 39 | int val) |
| 40 | { |
| 41 | if (val) |
| 42 | *iopin->port->data |= iopin->bit; |
| 43 | else |
| 44 | *iopin->port->data &= ~iopin->bit; |
| 45 | } |
| 46 | |
| 47 | extern inline void crisv32_io_set_dir(struct crisv32_iopin* iopin, |
| 48 | enum crisv32_io_dir dir) |
| 49 | { |
| 50 | if (dir == crisv32_io_dir_in) |
| 51 | *iopin->port->oe &= ~iopin->bit; |
| 52 | else |
| 53 | *iopin->port->oe |= iopin->bit; |
| 54 | } |
| 55 | |
| 56 | extern inline int crisv32_io_rd(struct crisv32_iopin* iopin) |
| 57 | { |
| 58 | return ((*iopin->port->data_in & iopin->bit) ? 1 : 0); |
| 59 | } |
| 60 | |
| 61 | int crisv32_io_get(struct crisv32_iopin* iopin, |
| 62 | unsigned int port, unsigned int pin); |
| 63 | int crisv32_io_get_name(struct crisv32_iopin* iopin, |
| 64 | char* name); |
| 65 | |
| 66 | #define LED_OFF 0x00 |
| 67 | #define LED_GREEN 0x01 |
| 68 | #define LED_RED 0x02 |
| 69 | #define LED_ORANGE (LED_GREEN | LED_RED) |
| 70 | |
| 71 | #define LED_NETWORK_SET(x) \ |
| 72 | do { \ |
| 73 | LED_NETWORK_SET_G((x) & LED_GREEN); \ |
| 74 | LED_NETWORK_SET_R((x) & LED_RED); \ |
| 75 | } while (0) |
| 76 | #define LED_ACTIVE_SET(x) \ |
| 77 | do { \ |
| 78 | LED_ACTIVE_SET_G((x) & LED_GREEN); \ |
| 79 | LED_ACTIVE_SET_R((x) & LED_RED); \ |
| 80 | } while (0) |
| 81 | |
| 82 | #define LED_NETWORK_SET_G(x) \ |
| 83 | crisv32_io_set(&crisv32_led1_green, !(x)); |
| 84 | #define LED_NETWORK_SET_R(x) \ |
| 85 | crisv32_io_set(&crisv32_led1_red, !(x)); |
| 86 | #define LED_ACTIVE_SET_G(x) \ |
| 87 | crisv32_io_set(&crisv32_led2_green, !(x)); |
| 88 | #define LED_ACTIVE_SET_R(x) \ |
| 89 | crisv32_io_set(&crisv32_led2_red, !(x)); |
| 90 | #define LED_DISK_WRITE(x) \ |
| 91 | do{\ |
| 92 | crisv32_io_set(&crisv32_led3_green, !(x)); \ |
| 93 | crisv32_io_set(&crisv32_led3_red, !(x)); \ |
| 94 | }while(0) |
| 95 | #define LED_DISK_READ(x) \ |
| 96 | crisv32_io_set(&crisv32_led3_green, !(x)); |
| 97 | |
| 98 | #endif |