diff options
Diffstat (limited to 'ANDROID_3.4.5/include/linux/mtd/pfow.h')
| -rw-r--r-- | ANDROID_3.4.5/include/linux/mtd/pfow.h | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/ANDROID_3.4.5/include/linux/mtd/pfow.h b/ANDROID_3.4.5/include/linux/mtd/pfow.h deleted file mode 100644 index b730d4f8..00000000 --- a/ANDROID_3.4.5/include/linux/mtd/pfow.h +++ /dev/null @@ -1,159 +0,0 @@ -/* Primary function overlay window definitions - * and service functions used by LPDDR chips - */ -#ifndef __LINUX_MTD_PFOW_H -#define __LINUX_MTD_PFOW_H - -#include <linux/mtd/qinfo.h> - -/* PFOW registers addressing */ -/* Address of symbol "P" */ -#define PFOW_QUERY_STRING_P 0x0000 -/* Address of symbol "F" */ -#define PFOW_QUERY_STRING_F 0x0002 -/* Address of symbol "O" */ -#define PFOW_QUERY_STRING_O 0x0004 -/* Address of symbol "W" */ -#define PFOW_QUERY_STRING_W 0x0006 -/* Identification info for LPDDR chip */ -#define PFOW_MANUFACTURER_ID 0x0020 -#define PFOW_DEVICE_ID 0x0022 -/* Address in PFOW where prog buffer can can be found */ -#define PFOW_PROGRAM_BUFFER_OFFSET 0x0040 -/* Size of program buffer in words */ -#define PFOW_PROGRAM_BUFFER_SIZE 0x0042 -/* Address command code register */ -#define PFOW_COMMAND_CODE 0x0080 -/* command data register */ -#define PFOW_COMMAND_DATA 0x0084 -/* command address register lower address bits */ -#define PFOW_COMMAND_ADDRESS_L 0x0088 -/* command address register upper address bits */ -#define PFOW_COMMAND_ADDRESS_H 0x008a -/* number of bytes to be proggrammed lower address bits */ -#define PFOW_DATA_COUNT_L 0x0090 -/* number of bytes to be proggrammed higher address bits */ -#define PFOW_DATA_COUNT_H 0x0092 -/* command execution register, the only possible value is 0x01 */ -#define PFOW_COMMAND_EXECUTE 0x00c0 -/* 0x01 should be written at this address to clear buffer */ -#define PFOW_CLEAR_PROGRAM_BUFFER 0x00c4 -/* device program/erase suspend register */ -#define PFOW_PROGRAM_ERASE_SUSPEND 0x00c8 -/* device status register */ -#define PFOW_DSR 0x00cc - -/* LPDDR memory device command codes */ -/* They are possible values of PFOW command code register */ -#define LPDDR_WORD_PROGRAM 0x0041 -#define LPDDR_BUFF_PROGRAM 0x00E9 -#define LPDDR_BLOCK_ERASE 0x0020 -#define LPDDR_LOCK_BLOCK 0x0061 -#define LPDDR_UNLOCK_BLOCK 0x0062 -#define LPDDR_READ_BLOCK_LOCK_STATUS 0x0065 -#define LPDDR_INFO_QUERY 0x0098 -#define LPDDR_READ_OTP 0x0097 -#define LPDDR_PROG_OTP 0x00C0 -#define LPDDR_RESUME 0x00D0 - -/* Defines possible value of PFOW command execution register */ -#define LPDDR_START_EXECUTION 0x0001 - -/* Defines possible value of PFOW program/erase suspend register */ -#define LPDDR_SUSPEND 0x0001 - -/* Possible values of PFOW device status register */ -/* access R - read; RC read & clearable */ -#define DSR_DPS (1<<1) /* RC; device protect status - * 0 - not protected 1 - locked */ -#define DSR_PSS (1<<2) /* R; program suspend status; - * 0-prog in progress/completed, - * 1- prog suspended */ -#define DSR_VPPS (1<<3) /* RC; 0-Vpp OK, * 1-Vpp low */ -#define DSR_PROGRAM_STATUS (1<<4) /* RC; 0-successful, 1-error */ -#define DSR_ERASE_STATUS (1<<5) /* RC; erase or blank check status; - * 0-success erase/blank check, - * 1 blank check error */ -#define DSR_ESS (1<<6) /* R; erase suspend status; - * 0-erase in progress/complete, - * 1 erase suspended */ -#define DSR_READY_STATUS (1<<7) /* R; Device status - * 0-busy, - * 1-ready */ -#define DSR_RPS (0x3<<8) /* RC; region program status - * 00 - Success, - * 01-re-program attempt in region with - * object mode data, - * 10-object mode program w attempt in - * region with control mode data - * 11-attempt to program invalid half - * with 0x41 command */ -#define DSR_AOS (1<<12) /* RC; 1- AO related failure */ -#define DSR_AVAILABLE (1<<15) /* R; Device availbility - * 1 - Device available - * 0 - not available */ - -/* The superset of all possible error bits in DSR */ -#define DSR_ERR 0x133A - -static inline void send_pfow_command(struct map_info *map, - unsigned long cmd_code, unsigned long adr, - unsigned long len, map_word *datum) -{ - int bits_per_chip = map_bankwidth(map) * 8; - int chipnum; - struct lpddr_private *lpddr = map->fldrv_priv; - chipnum = adr >> lpddr->chipshift; - - map_write(map, CMD(cmd_code), map->pfow_base + PFOW_COMMAND_CODE); - map_write(map, CMD(adr & ((1<<bits_per_chip) - 1)), - map->pfow_base + PFOW_COMMAND_ADDRESS_L); - map_write(map, CMD(adr>>bits_per_chip), - map->pfow_base + PFOW_COMMAND_ADDRESS_H); - if (len) { - map_write(map, CMD(len & ((1<<bits_per_chip) - 1)), - map->pfow_base + PFOW_DATA_COUNT_L); - map_write(map, CMD(len>>bits_per_chip), - map->pfow_base + PFOW_DATA_COUNT_H); - } - if (datum) - map_write(map, *datum, map->pfow_base + PFOW_COMMAND_DATA); - - /* Command execution start */ - map_write(map, CMD(LPDDR_START_EXECUTION), - map->pfow_base + PFOW_COMMAND_EXECUTE); -} - -static inline void print_drs_error(unsigned dsr) -{ - int prog_status = (dsr & DSR_RPS) >> 8; - - if (!(dsr & DSR_AVAILABLE)) - printk(KERN_NOTICE"DSR.15: (0) Device not Available\n"); - if (prog_status & 0x03) - printk(KERN_NOTICE"DSR.9,8: (11) Attempt to program invalid " - "half with 41h command\n"); - else if (prog_status & 0x02) - printk(KERN_NOTICE"DSR.9,8: (10) Object Mode Program attempt " - "in region with Control Mode data\n"); - else if (prog_status & 0x01) - printk(KERN_NOTICE"DSR.9,8: (01) Program attempt in region " - "with Object Mode data\n"); - if (!(dsr & DSR_READY_STATUS)) - printk(KERN_NOTICE"DSR.7: (0) Device is Busy\n"); - if (dsr & DSR_ESS) - printk(KERN_NOTICE"DSR.6: (1) Erase Suspended\n"); - if (dsr & DSR_ERASE_STATUS) - printk(KERN_NOTICE"DSR.5: (1) Erase/Blank check error\n"); - if (dsr & DSR_PROGRAM_STATUS) - printk(KERN_NOTICE"DSR.4: (1) Program Error\n"); - if (dsr & DSR_VPPS) - printk(KERN_NOTICE"DSR.3: (1) Vpp low detect, operation " - "aborted\n"); - if (dsr & DSR_PSS) - printk(KERN_NOTICE"DSR.2: (1) Program suspended\n"); - if (dsr & DSR_DPS) - printk(KERN_NOTICE"DSR.1: (1) Aborted Erase/Program attempt " - "on locked block\n"); -} -#endif /* __LINUX_MTD_PFOW_H */ |