diff options
Diffstat (limited to 'include/asm-cris/arch-v32/io.h')
-rw-r--r-- | include/asm-cris/arch-v32/io.h | 70 |
1 files changed, 55 insertions, 15 deletions
diff --git a/include/asm-cris/arch-v32/io.h b/include/asm-cris/arch-v32/io.h index 5efe4d949001..65a287953f50 100644 --- a/include/asm-cris/arch-v32/io.h +++ b/include/asm-cris/arch-v32/io.h | |||
@@ -1,9 +1,10 @@ | |||
1 | #ifndef _ASM_ARCH_CRIS_IO_H | 1 | #ifndef _ASM_ARCH_CRIS_IO_H |
2 | #define _ASM_ARCH_CRIS_IO_H | 2 | #define _ASM_ARCH_CRIS_IO_H |
3 | 3 | ||
4 | #include <asm/arch/hwregs/reg_map.h> | 4 | #include <linux/spinlock.h> |
5 | #include <asm/arch/hwregs/reg_rdwr.h> | 5 | #include <hwregs/reg_map.h> |
6 | #include <asm/arch/hwregs/gio_defs.h> | 6 | #include <hwregs/reg_rdwr.h> |
7 | #include <hwregs/gio_defs.h> | ||
7 | 8 | ||
8 | enum crisv32_io_dir | 9 | enum crisv32_io_dir |
9 | { | 10 | { |
@@ -13,10 +14,11 @@ enum crisv32_io_dir | |||
13 | 14 | ||
14 | struct crisv32_ioport | 15 | struct crisv32_ioport |
15 | { | 16 | { |
16 | unsigned long* oe; | 17 | volatile unsigned long *oe; |
17 | unsigned long* data; | 18 | volatile unsigned long *data; |
18 | unsigned long* data_in; | 19 | volatile unsigned long *data_in; |
19 | unsigned int pin_count; | 20 | unsigned int pin_count; |
21 | spinlock_t lock; | ||
20 | }; | 22 | }; |
21 | 23 | ||
22 | struct crisv32_iopin | 24 | struct crisv32_iopin |
@@ -34,22 +36,37 @@ extern struct crisv32_iopin crisv32_led2_red; | |||
34 | extern struct crisv32_iopin crisv32_led3_green; | 36 | extern struct crisv32_iopin crisv32_led3_green; |
35 | extern struct crisv32_iopin crisv32_led3_red; | 37 | extern struct crisv32_iopin crisv32_led3_red; |
36 | 38 | ||
39 | extern struct crisv32_iopin crisv32_led_net0_green; | ||
40 | extern struct crisv32_iopin crisv32_led_net0_red; | ||
41 | extern struct crisv32_iopin crisv32_led_net1_green; | ||
42 | extern struct crisv32_iopin crisv32_led_net1_red; | ||
43 | |||
37 | static inline void crisv32_io_set(struct crisv32_iopin* iopin, | 44 | static inline void crisv32_io_set(struct crisv32_iopin* iopin, |
38 | int val) | 45 | int val) |
39 | { | 46 | { |
47 | long flags; | ||
48 | spin_lock_irqsave(&iopin->port->lock, flags); | ||
49 | |||
40 | if (val) | 50 | if (val) |
41 | *iopin->port->data |= iopin->bit; | 51 | *iopin->port->data |= iopin->bit; |
42 | else | 52 | else |
43 | *iopin->port->data &= ~iopin->bit; | 53 | *iopin->port->data &= ~iopin->bit; |
54 | |||
55 | spin_unlock_irqrestore(&iopin->port->lock, flags); | ||
44 | } | 56 | } |
45 | 57 | ||
46 | static inline void crisv32_io_set_dir(struct crisv32_iopin* iopin, | 58 | static inline void crisv32_io_set_dir(struct crisv32_iopin* iopin, |
47 | enum crisv32_io_dir dir) | 59 | enum crisv32_io_dir dir) |
48 | { | 60 | { |
61 | long flags; | ||
62 | spin_lock_irqsave(&iopin->port->lock, flags); | ||
63 | |||
49 | if (dir == crisv32_io_dir_in) | 64 | if (dir == crisv32_io_dir_in) |
50 | *iopin->port->oe &= ~iopin->bit; | 65 | *iopin->port->oe &= ~iopin->bit; |
51 | else | 66 | else |
52 | *iopin->port->oe |= iopin->bit; | 67 | *iopin->port->oe |= iopin->bit; |
68 | |||
69 | spin_unlock_irqrestore(&iopin->port->lock, flags); | ||
53 | } | 70 | } |
54 | 71 | ||
55 | static inline int crisv32_io_rd(struct crisv32_iopin* iopin) | 72 | static inline int crisv32_io_rd(struct crisv32_iopin* iopin) |
@@ -60,28 +77,51 @@ static inline int crisv32_io_rd(struct crisv32_iopin* iopin) | |||
60 | int crisv32_io_get(struct crisv32_iopin* iopin, | 77 | int crisv32_io_get(struct crisv32_iopin* iopin, |
61 | unsigned int port, unsigned int pin); | 78 | unsigned int port, unsigned int pin); |
62 | int crisv32_io_get_name(struct crisv32_iopin* iopin, | 79 | int crisv32_io_get_name(struct crisv32_iopin* iopin, |
63 | char* name); | 80 | const char *name); |
64 | 81 | ||
65 | #define LED_OFF 0x00 | 82 | #define LED_OFF 0x00 |
66 | #define LED_GREEN 0x01 | 83 | #define LED_GREEN 0x01 |
67 | #define LED_RED 0x02 | 84 | #define LED_RED 0x02 |
68 | #define LED_ORANGE (LED_GREEN | LED_RED) | 85 | #define LED_ORANGE (LED_GREEN | LED_RED) |
69 | 86 | ||
70 | #define LED_NETWORK_SET(x) \ | 87 | #if (defined(CONFIG_ETRAX_NBR_LED_GRP_ONE) || defined(CONFIG_ETRAX_NBR_LED_GRP_TWO)) |
71 | do { \ | 88 | #define LED_NETWORK_GRP0_SET(x) \ |
72 | LED_NETWORK_SET_G((x) & LED_GREEN); \ | 89 | do { \ |
73 | LED_NETWORK_SET_R((x) & LED_RED); \ | 90 | LED_NETWORK_GRP0_SET_G((x) & LED_GREEN); \ |
91 | LED_NETWORK_GRP0_SET_R((x) & LED_RED); \ | ||
74 | } while (0) | 92 | } while (0) |
93 | #else | ||
94 | #define LED_NETWORK_GRP0_SET(x) while (0) {} | ||
95 | #endif | ||
96 | |||
97 | #define LED_NETWORK_GRP0_SET_G(x) \ | ||
98 | crisv32_io_set(&crisv32_led_net0_green, !(x)); | ||
99 | |||
100 | #define LED_NETWORK_GRP0_SET_R(x) \ | ||
101 | crisv32_io_set(&crisv32_led_net0_red, !(x)); | ||
102 | |||
103 | #if defined(CONFIG_ETRAX_NBR_LED_GRP_TWO) | ||
104 | #define LED_NETWORK_GRP1_SET(x) \ | ||
105 | do { \ | ||
106 | LED_NETWORK_GRP1_SET_G((x) & LED_GREEN); \ | ||
107 | LED_NETWORK_GRP1_SET_R((x) & LED_RED); \ | ||
108 | } while (0) | ||
109 | #else | ||
110 | #define LED_NETWORK_GRP1_SET(x) while (0) {} | ||
111 | #endif | ||
112 | |||
113 | #define LED_NETWORK_GRP1_SET_G(x) \ | ||
114 | crisv32_io_set(&crisv32_led_net1_green, !(x)); | ||
115 | |||
116 | #define LED_NETWORK_GRP1_SET_R(x) \ | ||
117 | crisv32_io_set(&crisv32_led_net1_red, !(x)); | ||
118 | |||
75 | #define LED_ACTIVE_SET(x) \ | 119 | #define LED_ACTIVE_SET(x) \ |
76 | do { \ | 120 | do { \ |
77 | LED_ACTIVE_SET_G((x) & LED_GREEN); \ | 121 | LED_ACTIVE_SET_G((x) & LED_GREEN); \ |
78 | LED_ACTIVE_SET_R((x) & LED_RED); \ | 122 | LED_ACTIVE_SET_R((x) & LED_RED); \ |
79 | } while (0) | 123 | } while (0) |
80 | 124 | ||
81 | #define LED_NETWORK_SET_G(x) \ | ||
82 | crisv32_io_set(&crisv32_led1_green, !(x)); | ||
83 | #define LED_NETWORK_SET_R(x) \ | ||
84 | crisv32_io_set(&crisv32_led1_red, !(x)); | ||
85 | #define LED_ACTIVE_SET_G(x) \ | 125 | #define LED_ACTIVE_SET_G(x) \ |
86 | crisv32_io_set(&crisv32_led2_green, !(x)); | 126 | crisv32_io_set(&crisv32_led2_green, !(x)); |
87 | #define LED_ACTIVE_SET_R(x) \ | 127 | #define LED_ACTIVE_SET_R(x) \ |