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 97d47133486..00000000000 --- a/include/asm-x86/olpc.h +++ /dev/null @@ -1,132 +0,0 @@ -/* OLPC machine specific definitions */ - -#ifndef ASM_OLPC_H_ -#define ASM_OLPC_H_ - -#include <asm/geode.h> - -struct olpc_platform_t { - int flags; - uint32_t boardrev; - int ecver; -}; - -#define OLPC_F_PRESENT 0x01 -#define OLPC_F_DCON 0x02 -#define OLPC_F_VSA 0x04 - -#ifdef CONFIG_OLPC - -extern struct olpc_platform_t olpc_platform_info; - -/* - * OLPC board IDs contain the major build number within the mask 0x0ff0, - * and the minor build number withing 0x000f. Pre-builds have a minor - * number less than 8, and normal builds start at 8. For example, 0x0B10 - * is a PreB1, and 0x0C18 is a C1. - */ - -static inline uint32_t olpc_board(uint8_t id) -{ - return (id << 4) | 0x8; -} - -static inline uint32_t olpc_board_pre(uint8_t id) -{ - return id << 4; -} - -static inline int machine_is_olpc(void) -{ - return (olpc_platform_info.flags & OLPC_F_PRESENT) ? 1 : 0; -} - -/* - * The DCON is OLPC's Display Controller. It has a number of unique - * features that we might want to take advantage of.. - */ -static inline int olpc_has_dcon(void) -{ - return (olpc_platform_info.flags & OLPC_F_DCON) ? 1 : 0; -} - -/* - * The VSA is software from AMD that typical Geode bioses will include. - * It is used to emulate the PCI bus, VGA, etc. OLPC's Open Firmware does - * not include the VSA; instead, PCI is emulated by the kernel. - * - * The VSA is described further in arch/x86/pci/olpc.c. - */ -static inline int olpc_has_vsa(void) -{ - return (olpc_platform_info.flags & OLPC_F_VSA) ? 1 : 0; -} - -/* - * The "Mass Production" version of OLPC's XO is identified as being model - * C2. During the prototype phase, the following models (in chronological - * order) were created: A1, B1, B2, B3, B4, C1. The A1 through B2 models - * were based on Geode GX CPUs, and models after that were based upon - * Geode LX CPUs. There were also some hand-assembled models floating - * around, referred to as PreB1, PreB2, etc. - */ -static inline int olpc_board_at_least(uint32_t rev) -{ - return olpc_platform_info.boardrev >= rev; -} - -#else - -static inline int machine_is_olpc(void) -{ - return 0; -} - -static inline int olpc_has_dcon(void) -{ - return 0; -} - -static inline int olpc_has_vsa(void) -{ - return 0; -} - -#endif - -/* EC related functions */ - -extern int olpc_ec_cmd(unsigned char cmd, unsigned char *inbuf, size_t inlen, - unsigned char *outbuf, size_t outlen); - -extern int olpc_ec_mask_set(uint8_t bits); -extern int olpc_ec_mask_unset(uint8_t bits); - -/* EC commands */ - -#define EC_FIRMWARE_REV 0x08 - -/* SCI source values */ - -#define EC_SCI_SRC_EMPTY 0x00 -#define EC_SCI_SRC_GAME 0x01 -#define EC_SCI_SRC_BATTERY 0x02 -#define EC_SCI_SRC_BATSOC 0x04 -#define EC_SCI_SRC_BATERR 0x08 -#define EC_SCI_SRC_EBOOK 0x10 -#define EC_SCI_SRC_WLAN 0x20 -#define EC_SCI_SRC_ACPWR 0x40 -#define EC_SCI_SRC_ALL 0x7F - -/* GPIO assignments */ - -#define OLPC_GPIO_MIC_AC geode_gpio(1) -#define OLPC_GPIO_DCON_IRQ geode_gpio(7) -#define OLPC_GPIO_THRM_ALRM geode_gpio(10) -#define OLPC_GPIO_SMB_CLK geode_gpio(14) -#define OLPC_GPIO_SMB_DATA geode_gpio(15) -#define OLPC_GPIO_WORKAUX geode_gpio(24) -#define OLPC_GPIO_LID geode_gpio(26) -#define OLPC_GPIO_ECSCI geode_gpio(27) - -#endif |