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-rw-r--r--arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h108
1 files changed, 0 insertions, 108 deletions
diff --git a/arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h b/arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h
deleted file mode 100644
index 976f4a6c3353..000000000000
--- a/arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h
+++ /dev/null
@@ -1,108 +0,0 @@
1/*
2 * arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h
3 *
4 * (C) 2008 Andrew Victor
5 *
6 * DDR/SDR Controller (DDRSDRC) - System peripherals registers.
7 * Based on AT91CAP9 datasheet revision B.
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 */
14
15#ifndef AT91CAP9_DDRSDR_H
16#define AT91CAP9_DDRSDR_H
17
18#define AT91_DDRSDRC_MR 0x00 /* Mode Register */
19#define AT91_DDRSDRC_MODE (0xf << 0) /* Command Mode */
20#define AT91_DDRSDRC_MODE_NORMAL 0
21#define AT91_DDRSDRC_MODE_NOP 1
22#define AT91_DDRSDRC_MODE_PRECHARGE 2
23#define AT91_DDRSDRC_MODE_LMR 3
24#define AT91_DDRSDRC_MODE_REFRESH 4
25#define AT91_DDRSDRC_MODE_EXT_LMR 5
26#define AT91_DDRSDRC_MODE_DEEP 6
27
28#define AT91_DDRSDRC_RTR 0x04 /* Refresh Timer Register */
29#define AT91_DDRSDRC_COUNT (0xfff << 0) /* Refresh Timer Counter */
30
31#define AT91_DDRSDRC_CR 0x08 /* Configuration Register */
32#define AT91_DDRSDRC_NC (3 << 0) /* Number of Column Bits */
33#define AT91_DDRSDRC_NC_SDR8 (0 << 0)
34#define AT91_DDRSDRC_NC_SDR9 (1 << 0)
35#define AT91_DDRSDRC_NC_SDR10 (2 << 0)
36#define AT91_DDRSDRC_NC_SDR11 (3 << 0)
37#define AT91_DDRSDRC_NC_DDR9 (0 << 0)
38#define AT91_DDRSDRC_NC_DDR10 (1 << 0)
39#define AT91_DDRSDRC_NC_DDR11 (2 << 0)
40#define AT91_DDRSDRC_NC_DDR12 (3 << 0)
41#define AT91_DDRSDRC_NR (3 << 2) /* Number of Row Bits */
42#define AT91_DDRSDRC_NR_11 (0 << 2)
43#define AT91_DDRSDRC_NR_12 (1 << 2)
44#define AT91_DDRSDRC_NR_13 (2 << 2)
45#define AT91_DDRSDRC_CAS (7 << 4) /* CAS Latency */
46#define AT91_DDRSDRC_CAS_2 (2 << 4)
47#define AT91_DDRSDRC_CAS_3 (3 << 4)
48#define AT91_DDRSDRC_CAS_25 (6 << 4)
49#define AT91_DDRSDRC_DLL (1 << 7) /* Reset DLL */
50#define AT91_DDRSDRC_DICDS (1 << 8) /* Output impedance control */
51
52#define AT91_DDRSDRC_T0PR 0x0C /* Timing 0 Register */
53#define AT91_DDRSDRC_TRAS (0xf << 0) /* Active to Precharge delay */
54#define AT91_DDRSDRC_TRCD (0xf << 4) /* Row to Column delay */
55#define AT91_DDRSDRC_TWR (0xf << 8) /* Write recovery delay */
56#define AT91_DDRSDRC_TRC (0xf << 12) /* Row cycle delay */
57#define AT91_DDRSDRC_TRP (0xf << 16) /* Row precharge delay */
58#define AT91_DDRSDRC_TRRD (0xf << 20) /* Active BankA to BankB */
59#define AT91_DDRSDRC_TWTR (1 << 24) /* Internal Write to Read delay */
60#define AT91_DDRSDRC_TMRD (0xf << 28) /* Load mode to active/refresh delay */
61
62#define AT91_DDRSDRC_T1PR 0x10 /* Timing 1 Register */
63#define AT91_DDRSDRC_TRFC (0x1f << 0) /* Row Cycle Delay */
64#define AT91_DDRSDRC_TXSNR (0xff << 8) /* Exit self-refresh to non-read */
65#define AT91_DDRSDRC_TXSRD (0xff << 16) /* Exit self-refresh to read */
66#define AT91_DDRSDRC_TXP (0xf << 24) /* Exit power-down delay */
67
68#define AT91_DDRSDRC_LPR 0x18 /* Low Power Register */
69#define AT91_DDRSDRC_LPCB (3 << 0) /* Low-power Configurations */
70#define AT91_DDRSDRC_LPCB_DISABLE 0
71#define AT91_DDRSDRC_LPCB_SELF_REFRESH 1
72#define AT91_DDRSDRC_LPCB_POWER_DOWN 2
73#define AT91_DDRSDRC_LPCB_DEEP_POWER_DOWN 3
74#define AT91_DDRSDRC_CLKFR (1 << 2) /* Clock Frozen */
75#define AT91_DDRSDRC_PASR (7 << 4) /* Partial Array Self Refresh */
76#define AT91_DDRSDRC_TCSR (3 << 8) /* Temperature Compensated Self Refresh */
77#define AT91_DDRSDRC_DS (3 << 10) /* Drive Strength */
78#define AT91_DDRSDRC_TIMEOUT (3 << 12) /* Time to define when Low Power Mode is enabled */
79#define AT91_DDRSDRC_TIMEOUT_0_CLK_CYCLES (0 << 12)
80#define AT91_DDRSDRC_TIMEOUT_64_CLK_CYCLES (1 << 12)
81#define AT91_DDRSDRC_TIMEOUT_128_CLK_CYCLES (2 << 12)
82
83#define AT91_DDRSDRC_MDR 0x1C /* Memory Device Register */
84#define AT91_DDRSDRC_MD (3 << 0) /* Memory Device Type */
85#define AT91_DDRSDRC_MD_SDR 0
86#define AT91_DDRSDRC_MD_LOW_POWER_SDR 1
87#define AT91_DDRSDRC_MD_DDR 2
88#define AT91_DDRSDRC_MD_LOW_POWER_DDR 3
89
90#define AT91_DDRSDRC_DLLR 0x20 /* DLL Information Register */
91#define AT91_DDRSDRC_MDINC (1 << 0) /* Master Delay increment */
92#define AT91_DDRSDRC_MDDEC (1 << 1) /* Master Delay decrement */
93#define AT91_DDRSDRC_MDOVF (1 << 2) /* Master Delay Overflow */
94#define AT91_DDRSDRC_SDCOVF (1 << 3) /* Slave Delay Correction Overflow */
95#define AT91_DDRSDRC_SDCUDF (1 << 4) /* Slave Delay Correction Underflow */
96#define AT91_DDRSDRC_SDERF (1 << 5) /* Slave Delay Correction error */
97#define AT91_DDRSDRC_MDVAL (0xff << 8) /* Master Delay value */
98#define AT91_DDRSDRC_SDVAL (0xff << 16) /* Slave Delay value */
99#define AT91_DDRSDRC_SDCVAL (0xff << 24) /* Slave Delay Correction value */
100
101/* Register access macros */
102#define at91_ramc_read(num, reg) \
103 at91_sys_read(AT91_DDRSDRC##num + reg)
104#define at91_ramc_write(num, reg, value) \
105 at91_sys_write(AT91_DDRSDRC##num + reg, value)
106
107
108#endif