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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/include/linux/mtd/sh_flctl.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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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')
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diff --git a/ANDROID_3.4.5/include/linux/mtd/sh_flctl.h b/ANDROID_3.4.5/include/linux/mtd/sh_flctl.h
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--- 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__ */