1/*
2 * Freescale GPMI NAND Flash Driver
3 *
4 * Copyright 2008-2011 Freescale Semiconductor, Inc.
5 * Copyright 2008 Embedded Alley Solutions, Inc.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 */
21#ifndef __GPMI_NAND_BCH_REGS_H
22#define __GPMI_NAND_BCH_REGS_H
23
24#define HW_BCH_CTRL				0x00000000
25#define HW_BCH_CTRL_SET				0x00000004
26#define HW_BCH_CTRL_CLR				0x00000008
27#define HW_BCH_CTRL_TOG				0x0000000c
28
29#define BM_BCH_CTRL_COMPLETE_IRQ_EN		(1 << 8)
30#define BM_BCH_CTRL_COMPLETE_IRQ		(1 << 0)
31
32#define HW_BCH_STATUS0				0x00000010
33#define HW_BCH_MODE				0x00000020
34#define HW_BCH_ENCODEPTR			0x00000030
35#define HW_BCH_DATAPTR				0x00000040
36#define HW_BCH_METAPTR				0x00000050
37#define HW_BCH_LAYOUTSELECT			0x00000070
38
39#define HW_BCH_FLASH0LAYOUT0			0x00000080
40
41#define BP_BCH_FLASH0LAYOUT0_NBLOCKS		24
42#define BM_BCH_FLASH0LAYOUT0_NBLOCKS	(0xff << BP_BCH_FLASH0LAYOUT0_NBLOCKS)
43#define BF_BCH_FLASH0LAYOUT0_NBLOCKS(v)		\
44	(((v) << BP_BCH_FLASH0LAYOUT0_NBLOCKS) & BM_BCH_FLASH0LAYOUT0_NBLOCKS)
45
46#define BP_BCH_FLASH0LAYOUT0_META_SIZE		16
47#define BM_BCH_FLASH0LAYOUT0_META_SIZE	(0xff << BP_BCH_FLASH0LAYOUT0_META_SIZE)
48#define BF_BCH_FLASH0LAYOUT0_META_SIZE(v)	\
49	(((v) << BP_BCH_FLASH0LAYOUT0_META_SIZE)\
50					 & BM_BCH_FLASH0LAYOUT0_META_SIZE)
51
52#define BP_BCH_FLASH0LAYOUT0_ECC0		12
53#define BM_BCH_FLASH0LAYOUT0_ECC0	(0xf << BP_BCH_FLASH0LAYOUT0_ECC0)
54#define MX6Q_BP_BCH_FLASH0LAYOUT0_ECC0		11
55#define MX6Q_BM_BCH_FLASH0LAYOUT0_ECC0	(0x1f << MX6Q_BP_BCH_FLASH0LAYOUT0_ECC0)
56#define BF_BCH_FLASH0LAYOUT0_ECC0(v, x)				\
57	(GPMI_IS_MX6(x)					\
58		? (((v) << MX6Q_BP_BCH_FLASH0LAYOUT0_ECC0)	\
59			& MX6Q_BM_BCH_FLASH0LAYOUT0_ECC0)	\
60		: (((v) << BP_BCH_FLASH0LAYOUT0_ECC0)		\
61			& BM_BCH_FLASH0LAYOUT0_ECC0)		\
62	)
63
64#define MX6Q_BP_BCH_FLASH0LAYOUT0_GF_13_14	10
65#define MX6Q_BM_BCH_FLASH0LAYOUT0_GF_13_14			\
66				(0x1 << MX6Q_BP_BCH_FLASH0LAYOUT0_GF_13_14)
67#define BF_BCH_FLASH0LAYOUT0_GF(v, x)				\
68	((GPMI_IS_MX6(x) && ((v) == 14))			\
69		? (((1) << MX6Q_BP_BCH_FLASH0LAYOUT0_GF_13_14)	\
70			& MX6Q_BM_BCH_FLASH0LAYOUT0_GF_13_14)	\
71		: 0						\
72	)
73
74#define BP_BCH_FLASH0LAYOUT0_DATA0_SIZE		0
75#define BM_BCH_FLASH0LAYOUT0_DATA0_SIZE		\
76			(0xfff << BP_BCH_FLASH0LAYOUT0_DATA0_SIZE)
77#define MX6Q_BM_BCH_FLASH0LAYOUT0_DATA0_SIZE	\
78			(0x3ff << BP_BCH_FLASH0LAYOUT0_DATA0_SIZE)
79#define BF_BCH_FLASH0LAYOUT0_DATA0_SIZE(v, x)				\
80	(GPMI_IS_MX6(x)						\
81		? (((v) >> 2) & MX6Q_BM_BCH_FLASH0LAYOUT0_DATA0_SIZE)	\
82		: ((v) & BM_BCH_FLASH0LAYOUT0_DATA0_SIZE)		\
83	)
84
85#define HW_BCH_FLASH0LAYOUT1			0x00000090
86
87#define BP_BCH_FLASH0LAYOUT1_PAGE_SIZE		16
88#define BM_BCH_FLASH0LAYOUT1_PAGE_SIZE		\
89			(0xffff << BP_BCH_FLASH0LAYOUT1_PAGE_SIZE)
90#define BF_BCH_FLASH0LAYOUT1_PAGE_SIZE(v)	\
91	(((v) << BP_BCH_FLASH0LAYOUT1_PAGE_SIZE) \
92					 & BM_BCH_FLASH0LAYOUT1_PAGE_SIZE)
93
94#define BP_BCH_FLASH0LAYOUT1_ECCN		12
95#define BM_BCH_FLASH0LAYOUT1_ECCN	(0xf << BP_BCH_FLASH0LAYOUT1_ECCN)
96#define MX6Q_BP_BCH_FLASH0LAYOUT1_ECCN		11
97#define MX6Q_BM_BCH_FLASH0LAYOUT1_ECCN	(0x1f << MX6Q_BP_BCH_FLASH0LAYOUT1_ECCN)
98#define BF_BCH_FLASH0LAYOUT1_ECCN(v, x)				\
99	(GPMI_IS_MX6(x)					\
100		? (((v) << MX6Q_BP_BCH_FLASH0LAYOUT1_ECCN)	\
101			& MX6Q_BM_BCH_FLASH0LAYOUT1_ECCN)	\
102		: (((v) << BP_BCH_FLASH0LAYOUT1_ECCN)		\
103			& BM_BCH_FLASH0LAYOUT1_ECCN)		\
104	)
105
106#define MX6Q_BP_BCH_FLASH0LAYOUT1_GF_13_14	10
107#define MX6Q_BM_BCH_FLASH0LAYOUT1_GF_13_14			\
108				(0x1 << MX6Q_BP_BCH_FLASH0LAYOUT1_GF_13_14)
109#define BF_BCH_FLASH0LAYOUT1_GF(v, x)				\
110	((GPMI_IS_MX6(x) && ((v) == 14))			\
111		? (((1) << MX6Q_BP_BCH_FLASH0LAYOUT1_GF_13_14)	\
112			& MX6Q_BM_BCH_FLASH0LAYOUT1_GF_13_14)	\
113		: 0						\
114	)
115
116#define BP_BCH_FLASH0LAYOUT1_DATAN_SIZE		0
117#define BM_BCH_FLASH0LAYOUT1_DATAN_SIZE		\
118			(0xfff << BP_BCH_FLASH0LAYOUT1_DATAN_SIZE)
119#define MX6Q_BM_BCH_FLASH0LAYOUT1_DATAN_SIZE	\
120			(0x3ff << BP_BCH_FLASH0LAYOUT1_DATAN_SIZE)
121#define BF_BCH_FLASH0LAYOUT1_DATAN_SIZE(v, x)				\
122	(GPMI_IS_MX6(x)						\
123		? (((v) >> 2) & MX6Q_BM_BCH_FLASH0LAYOUT1_DATAN_SIZE)	\
124		: ((v) & BM_BCH_FLASH0LAYOUT1_DATAN_SIZE)		\
125	)
126
127#define HW_BCH_VERSION				0x00000160
128#endif
129