diff options
Diffstat (limited to 'include/asm-x86/olpc.h')
-rw-r--r-- | include/asm-x86/olpc.h | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/include/asm-x86/olpc.h b/include/asm-x86/olpc.h deleted file mode 100644 index d7328b1a05c1..000000000000 --- a/include/asm-x86/olpc.h +++ /dev/null | |||
@@ -1,132 +0,0 @@ | |||
1 | /* OLPC machine specific definitions */ | ||
2 | |||
3 | #ifndef ASM_X86__OLPC_H | ||
4 | #define ASM_X86__OLPC_H | ||
5 | |||
6 | #include <asm/geode.h> | ||
7 | |||
8 | struct olpc_platform_t { | ||
9 | int flags; | ||
10 | uint32_t boardrev; | ||
11 | int ecver; | ||
12 | }; | ||
13 | |||
14 | #define OLPC_F_PRESENT 0x01 | ||
15 | #define OLPC_F_DCON 0x02 | ||
16 | #define OLPC_F_VSA 0x04 | ||
17 | |||
18 | #ifdef CONFIG_OLPC | ||
19 | |||
20 | extern struct olpc_platform_t olpc_platform_info; | ||
21 | |||
22 | /* | ||
23 | * OLPC board IDs contain the major build number within the mask 0x0ff0, | ||
24 | * and the minor build number withing 0x000f. Pre-builds have a minor | ||
25 | * number less than 8, and normal builds start at 8. For example, 0x0B10 | ||
26 | * is a PreB1, and 0x0C18 is a C1. | ||
27 | */ | ||
28 | |||
29 | static inline uint32_t olpc_board(uint8_t id) | ||
30 | { | ||
31 | return (id << 4) | 0x8; | ||
32 | } | ||
33 | |||
34 | static inline uint32_t olpc_board_pre(uint8_t id) | ||
35 | { | ||
36 | return id << 4; | ||
37 | } | ||
38 | |||
39 | static inline int machine_is_olpc(void) | ||
40 | { | ||
41 | return (olpc_platform_info.flags & OLPC_F_PRESENT) ? 1 : 0; | ||
42 | } | ||
43 | |||
44 | /* | ||
45 | * The DCON is OLPC's Display Controller. It has a number of unique | ||
46 | * features that we might want to take advantage of.. | ||
47 | */ | ||
48 | static inline int olpc_has_dcon(void) | ||
49 | { | ||
50 | return (olpc_platform_info.flags & OLPC_F_DCON) ? 1 : 0; | ||
51 | } | ||
52 | |||
53 | /* | ||
54 | * The VSA is software from AMD that typical Geode bioses will include. | ||
55 | * It is used to emulate the PCI bus, VGA, etc. OLPC's Open Firmware does | ||
56 | * not include the VSA; instead, PCI is emulated by the kernel. | ||
57 | * | ||
58 | * The VSA is described further in arch/x86/pci/olpc.c. | ||
59 | */ | ||
60 | static inline int olpc_has_vsa(void) | ||
61 | { | ||
62 | return (olpc_platform_info.flags & OLPC_F_VSA) ? 1 : 0; | ||
63 | } | ||
64 | |||
65 | /* | ||
66 | * The "Mass Production" version of OLPC's XO is identified as being model | ||
67 | * C2. During the prototype phase, the following models (in chronological | ||
68 | * order) were created: A1, B1, B2, B3, B4, C1. The A1 through B2 models | ||
69 | * were based on Geode GX CPUs, and models after that were based upon | ||
70 | * Geode LX CPUs. There were also some hand-assembled models floating | ||
71 | * around, referred to as PreB1, PreB2, etc. | ||
72 | */ | ||
73 | static inline int olpc_board_at_least(uint32_t rev) | ||
74 | { | ||
75 | return olpc_platform_info.boardrev >= rev; | ||
76 | } | ||
77 | |||
78 | #else | ||
79 | |||
80 | static inline int machine_is_olpc(void) | ||
81 | { | ||
82 | return 0; | ||
83 | } | ||
84 | |||
85 | static inline int olpc_has_dcon(void) | ||
86 | { | ||
87 | return 0; | ||
88 | } | ||
89 | |||
90 | static inline int olpc_has_vsa(void) | ||
91 | { | ||
92 | return 0; | ||
93 | } | ||
94 | |||
95 | #endif | ||
96 | |||
97 | /* EC related functions */ | ||
98 | |||
99 | extern int olpc_ec_cmd(unsigned char cmd, unsigned char *inbuf, size_t inlen, | ||
100 | unsigned char *outbuf, size_t outlen); | ||
101 | |||
102 | extern int olpc_ec_mask_set(uint8_t bits); | ||
103 | extern int olpc_ec_mask_unset(uint8_t bits); | ||
104 | |||
105 | /* EC commands */ | ||
106 | |||
107 | #define EC_FIRMWARE_REV 0x08 | ||
108 | |||
109 | /* SCI source values */ | ||
110 | |||
111 | #define EC_SCI_SRC_EMPTY 0x00 | ||
112 | #define EC_SCI_SRC_GAME 0x01 | ||
113 | #define EC_SCI_SRC_BATTERY 0x02 | ||
114 | #define EC_SCI_SRC_BATSOC 0x04 | ||
115 | #define EC_SCI_SRC_BATERR 0x08 | ||
116 | #define EC_SCI_SRC_EBOOK 0x10 | ||
117 | #define EC_SCI_SRC_WLAN 0x20 | ||
118 | #define EC_SCI_SRC_ACPWR 0x40 | ||
119 | #define EC_SCI_SRC_ALL 0x7F | ||
120 | |||
121 | /* GPIO assignments */ | ||
122 | |||
123 | #define OLPC_GPIO_MIC_AC geode_gpio(1) | ||
124 | #define OLPC_GPIO_DCON_IRQ geode_gpio(7) | ||
125 | #define OLPC_GPIO_THRM_ALRM geode_gpio(10) | ||
126 | #define OLPC_GPIO_SMB_CLK geode_gpio(14) | ||
127 | #define OLPC_GPIO_SMB_DATA geode_gpio(15) | ||
128 | #define OLPC_GPIO_WORKAUX geode_gpio(24) | ||
129 | #define OLPC_GPIO_LID geode_gpio(26) | ||
130 | #define OLPC_GPIO_ECSCI geode_gpio(27) | ||
131 | |||
132 | #endif /* ASM_X86__OLPC_H */ | ||