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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/include/linux/mtd/sh_flctl.h | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/include/linux/mtd/sh_flctl.h')
-rw-r--r-- | ANDROID_3.4.5/include/linux/mtd/sh_flctl.h | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/ANDROID_3.4.5/include/linux/mtd/sh_flctl.h b/ANDROID_3.4.5/include/linux/mtd/sh_flctl.h deleted file mode 100644 index a38e1fa8..00000000 --- a/ANDROID_3.4.5/include/linux/mtd/sh_flctl.h +++ /dev/null @@ -1,171 +0,0 @@ -/* - * SuperH FLCTL nand controller - * - * Copyright © 2008 Renesas Solutions Corp. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef __SH_FLCTL_H__ -#define __SH_FLCTL_H__ - -#include <linux/mtd/mtd.h> -#include <linux/mtd/nand.h> -#include <linux/mtd/partitions.h> -#include <linux/pm_qos.h> - -/* FLCTL registers */ -#define FLCMNCR(f) (f->reg + 0x0) -#define FLCMDCR(f) (f->reg + 0x4) -#define FLCMCDR(f) (f->reg + 0x8) -#define FLADR(f) (f->reg + 0xC) -#define FLADR2(f) (f->reg + 0x3C) -#define FLDATAR(f) (f->reg + 0x10) -#define FLDTCNTR(f) (f->reg + 0x14) -#define FLINTDMACR(f) (f->reg + 0x18) -#define FLBSYTMR(f) (f->reg + 0x1C) -#define FLBSYCNT(f) (f->reg + 0x20) -#define FLDTFIFO(f) (f->reg + 0x24) -#define FLECFIFO(f) (f->reg + 0x28) -#define FLTRCR(f) (f->reg + 0x2C) -#define FLHOLDCR(f) (f->reg + 0x38) -#define FL4ECCRESULT0(f) (f->reg + 0x80) -#define FL4ECCRESULT1(f) (f->reg + 0x84) -#define FL4ECCRESULT2(f) (f->reg + 0x88) -#define FL4ECCRESULT3(f) (f->reg + 0x8C) -#define FL4ECCCR(f) (f->reg + 0x90) -#define FL4ECCCNT(f) (f->reg + 0x94) -#define FLERRADR(f) (f->reg + 0x98) - -/* FLCMNCR control bits */ -#define ECCPOS2 (0x1 << 25) -#define _4ECCCNTEN (0x1 << 24) -#define _4ECCEN (0x1 << 23) -#define _4ECCCORRECT (0x1 << 22) -#define SHBUSSEL (0x1 << 20) -#define SEL_16BIT (0x1 << 19) -#define SNAND_E (0x1 << 18) /* SNAND (0=512 1=2048)*/ -#define QTSEL_E (0x1 << 17) -#define ENDIAN (0x1 << 16) /* 1 = little endian */ -#define FCKSEL_E (0x1 << 15) -#define ECCPOS_00 (0x00 << 12) -#define ECCPOS_01 (0x01 << 12) -#define ECCPOS_02 (0x02 << 12) -#define ACM_SACCES_MODE (0x01 << 10) -#define NANWF_E (0x1 << 9) -#define SE_D (0x1 << 8) /* Spare area disable */ -#define CE1_ENABLE (0x1 << 4) /* Chip Enable 1 */ -#define CE0_ENABLE (0x1 << 3) /* Chip Enable 0 */ -#define TYPESEL_SET (0x1 << 0) - -/* - * Clock settings using the PULSEx registers from FLCMNCR - * - * Some hardware uses bits called PULSEx instead of FCKSEL_E and QTSEL_E - * to control the clock divider used between the High-Speed Peripheral Clock - * and the FLCTL internal clock. If so, use CLK_8_BIT_xxx for connecting 8 bit - * and CLK_16_BIT_xxx for connecting 16 bit bus bandwith NAND chips. For the 16 - * bit version the divider is seperate for the pulse width of high and low - * signals. - */ -#define PULSE3 (0x1 << 27) -#define PULSE2 (0x1 << 17) -#define PULSE1 (0x1 << 15) -#define PULSE0 (0x1 << 9) -#define CLK_8B_0_5 PULSE1 -#define CLK_8B_1 0x0 -#define CLK_8B_1_5 (PULSE1 | PULSE2) -#define CLK_8B_2 PULSE0 -#define CLK_8B_3 (PULSE0 | PULSE1 | PULSE2) -#define CLK_8B_4 (PULSE0 | PULSE2) -#define CLK_16B_6L_2H PULSE0 -#define CLK_16B_9L_3H (PULSE0 | PULSE1 | PULSE2) -#define CLK_16B_12L_4H (PULSE0 | PULSE2) - -/* FLCMDCR control bits */ -#define ADRCNT2_E (0x1 << 31) /* 5byte address enable */ -#define ADRMD_E (0x1 << 26) /* Sector address access */ -#define CDSRC_E (0x1 << 25) /* Data buffer selection */ -#define DOSR_E (0x1 << 24) /* Status read check */ -#define SELRW (0x1 << 21) /* 0:read 1:write */ -#define DOADR_E (0x1 << 20) /* Address stage execute */ -#define ADRCNT_1 (0x00 << 18) /* Address data bytes: 1byte */ -#define ADRCNT_2 (0x01 << 18) /* Address data bytes: 2byte */ -#define ADRCNT_3 (0x02 << 18) /* Address data bytes: 3byte */ -#define ADRCNT_4 (0x03 << 18) /* Address data bytes: 4byte */ -#define DOCMD2_E (0x1 << 17) /* 2nd cmd stage execute */ -#define DOCMD1_E (0x1 << 16) /* 1st cmd stage execute */ - -/* FLTRCR control bits */ -#define TRSTRT (0x1 << 0) /* translation start */ -#define TREND (0x1 << 1) /* translation end */ - -/* - * FLHOLDCR control bits - * - * HOLDEN: Bus Occupancy Enable (inverted) - * Enable this bit when the external bus might be used in between transfers. - * If not set and the bus gets used by other modules, a deadlock occurs. - */ -#define HOLDEN (0x1 << 0) - -/* FL4ECCCR control bits */ -#define _4ECCFA (0x1 << 2) /* 4 symbols correct fault */ -#define _4ECCEND (0x1 << 1) /* 4 symbols end */ -#define _4ECCEXST (0x1 << 0) /* 4 symbols exist */ - -#define INIT_FL4ECCRESULT_VAL 0x03FF03FF -#define LOOP_TIMEOUT_MAX 0x00010000 - -struct sh_flctl { - struct mtd_info mtd; - struct nand_chip chip; - struct platform_device *pdev; - struct dev_pm_qos_request pm_qos; - void __iomem *reg; - - uint8_t done_buff[2048 + 64]; /* max size 2048 + 64 */ - int read_bytes; - int index; - int seqin_column; /* column in SEQIN cmd */ - int seqin_page_addr; /* page_addr in SEQIN cmd */ - uint32_t seqin_read_cmd; /* read cmd in SEQIN cmd */ - int erase1_page_addr; /* page_addr in ERASE1 cmd */ - uint32_t erase_ADRCNT; /* bits of FLCMDCR in ERASE1 cmd */ - uint32_t rw_ADRCNT; /* bits of FLCMDCR in READ WRITE cmd */ - uint32_t flcmncr_base; /* base value of FLCMNCR */ - - int hwecc_cant_correct[4]; - - unsigned page_size:1; /* NAND page size (0 = 512, 1 = 2048) */ - unsigned hwecc:1; /* Hardware ECC (0 = disabled, 1 = enabled) */ - unsigned holden:1; /* Hardware has FLHOLDCR and HOLDEN is set */ - unsigned qos_request:1; /* QoS request to prevent deep power shutdown */ -}; - -struct sh_flctl_platform_data { - struct mtd_partition *parts; - int nr_parts; - unsigned long flcmncr_val; - - unsigned has_hwecc:1; - unsigned use_holden:1; -}; - -static inline struct sh_flctl *mtd_to_flctl(struct mtd_info *mtdinfo) -{ - return container_of(mtdinfo, struct sh_flctl, mtd); -} - -#endif /* __SH_FLCTL_H__ */ |