xref: /openbmc/linux/arch/sparc/include/asm/chmctrl.h (revision e23feb16)
1 #ifndef _SPARC64_CHMCTRL_H
2 #define _SPARC64_CHMCTRL_H
3 
4 /* Cheetah memory controller programmable registers. */
5 #define CHMCTRL_TCTRL1		0x00 /* Memory Timing Control I		*/
6 #define CHMCTRL_TCTRL2		0x08 /* Memory Timing Control II	*/
7 #define CHMCTRL_TCTRL3		0x38 /* Memory Timing Control III	*/
8 #define CHMCTRL_TCTRL4		0x40 /* Memory Timing Control IV	*/
9 #define CHMCTRL_DECODE1		0x10 /* Memory Address Decode I		*/
10 #define CHMCTRL_DECODE2		0x18 /* Memory Address Decode II	*/
11 #define CHMCTRL_DECODE3		0x20 /* Memory Address Decode III	*/
12 #define CHMCTRL_DECODE4		0x28 /* Memory Address Decode IV	*/
13 #define CHMCTRL_MACTRL		0x30 /* Memory Address Control		*/
14 
15 /* Memory Timing Control I */
16 #define TCTRL1_SDRAMCTL_DLY	0xf000000000000000UL
17 #define TCTRL1_SDRAMCTL_DLY_SHIFT     60
18 #define TCTRL1_SDRAMCLK_DLY	0x0e00000000000000UL
19 #define TCTRL1_SDRAMCLK_DLY_SHIFT     57
20 #define TCTRL1_R		0x0100000000000000UL
21 #define TCTRL1_R_SHIFT 		      56
22 #define TCTRL1_AUTORFR_CYCLE	0x00fe000000000000UL
23 #define TCTRL1_AUTORFR_CYCLE_SHIFT    49
24 #define TCTRL1_RD_WAIT		0x0001f00000000000UL
25 #define TCTRL1_RD_WAIT_SHIFT	      44
26 #define TCTRL1_PC_CYCLE		0x00000fc000000000UL
27 #define TCTRL1_PC_CYCLE_SHIFT	      38
28 #define TCTRL1_WR_MORE_RAS_PW	0x0000003f00000000UL
29 #define TCTRL1_WR_MORE_RAS_PW_SHIFT   32
30 #define TCTRL1_RD_MORE_RAW_PW	0x00000000fc000000UL
31 #define TCTRL1_RD_MORE_RAS_PW_SHIFT   26
32 #define TCTRL1_ACT_WR_DLY	0x0000000003f00000UL
33 #define TCTRL1_ACT_WR_DLY_SHIFT	      20
34 #define TCTRL1_ACT_RD_DLY	0x00000000000fc000UL
35 #define TCTRL1_ACT_RD_DLY_SHIFT	      14
36 #define TCTRL1_BANK_PRESENT	0x0000000000003000UL
37 #define TCTRL1_BANK_PRESENT_SHIFT     12
38 #define TCTRL1_RFR_INT		0x0000000000000ff8UL
39 #define TCTRL1_RFR_INT_SHIFT	      3
40 #define TCTRL1_SET_MODE_REG	0x0000000000000004UL
41 #define TCTRL1_SET_MODE_REG_SHIFT     2
42 #define TCTRL1_RFR_ENABLE	0x0000000000000002UL
43 #define TCTRL1_RFR_ENABLE_SHIFT	      1
44 #define TCTRL1_PRECHG_ALL	0x0000000000000001UL
45 #define TCTRL1_PRECHG_ALL_SHIFT	      0
46 
47 /* Memory Timing Control II */
48 #define TCTRL2_WR_MSEL_DLY	0xfc00000000000000UL
49 #define TCTRL2_WR_MSEL_DLY_SHIFT      58
50 #define TCTRL2_RD_MSEL_DLY	0x03f0000000000000UL
51 #define TCTRL2_RD_MSEL_DLY_SHIFT      52
52 #define TCTRL2_WRDATA_THLD	0x000c000000000000UL
53 #define TCTRL2_WRDATA_THLD_SHIFT      50
54 #define TCTRL2_RDWR_RD_TI_DLY	0x0003f00000000000UL
55 #define TCTRL2_RDWR_RD_TI_DLY_SHIFT   44
56 #define TCTRL2_AUTOPRECHG_ENBL	0x0000080000000000UL
57 #define TCTRL2_AUTOPRECHG_ENBL_SHIFT  43
58 #define TCTRL2_RDWR_PI_MORE_DLY	0x000007c000000000UL
59 #define TCTRL2_RDWR_PI_MORE_DLY_SHIFT 38
60 #define TCTRL2_RDWR_1_DLY	0x0000003f00000000UL
61 #define TCTRL2_RDWR_1_DLY_SHIFT       32
62 #define TCTRL2_WRWR_PI_MORE_DLY	0x00000000f8000000UL
63 #define TCTRL2_WRWR_PI_MORE_DLY_SHIFT 27
64 #define TCTRL2_WRWR_1_DLY	0x0000000007e00000UL
65 #define TCTRL2_WRWR_1_DLY_SHIFT       21
66 #define TCTRL2_RDWR_RD_PI_MORE_DLY 0x00000000001f0000UL
67 #define TCTRL2_RDWR_RD_PI_MORE_DLY_SHIFT 16
68 #define TCTRL2_R		0x0000000000008000UL
69 #define TCTRL2_R_SHIFT		      15
70 #define TCTRL2_SDRAM_MODE_REG_DATA 0x0000000000007fffUL
71 #define TCTRL2_SDRAM_MODE_REG_DATA_SHIFT 0
72 
73 /* Memory Timing Control III */
74 #define TCTRL3_SDRAM_CTL_DLY	0xf000000000000000UL
75 #define TCTRL3_SDRAM_CTL_DLY_SHIFT    60
76 #define TCTRL3_SDRAM_CLK_DLY	0x0e00000000000000UL
77 #define TCTRL3_SDRAM_CLK_DLY_SHIFT    57
78 #define TCTRL3_R		0x0100000000000000UL
79 #define TCTRL3_R_SHIFT		      56
80 #define TCTRL3_AUTO_RFR_CYCLE	0x00fe000000000000UL
81 #define TCTRL3_AUTO_RFR_CYCLE_SHIFT   49
82 #define TCTRL3_RD_WAIT		0x0001f00000000000UL
83 #define TCTRL3_RD_WAIT_SHIFT	      44
84 #define TCTRL3_PC_CYCLE		0x00000fc000000000UL
85 #define TCTRL3_PC_CYCLE_SHIFT	      38
86 #define TCTRL3_WR_MORE_RAW_PW	0x0000003f00000000UL
87 #define TCTRL3_WR_MORE_RAW_PW_SHIFT   32
88 #define TCTRL3_RD_MORE_RAW_PW	0x00000000fc000000UL
89 #define TCTRL3_RD_MORE_RAW_PW_SHIFT   26
90 #define TCTRL3_ACT_WR_DLY	0x0000000003f00000UL
91 #define TCTRL3_ACT_WR_DLY_SHIFT       20
92 #define TCTRL3_ACT_RD_DLY	0x00000000000fc000UL
93 #define TCTRL3_ACT_RD_DLY_SHIFT       14
94 #define TCTRL3_BANK_PRESENT	0x0000000000003000UL
95 #define TCTRL3_BANK_PRESENT_SHIFT     12
96 #define TCTRL3_RFR_INT		0x0000000000000ff8UL
97 #define TCTRL3_RFR_INT_SHIFT	      3
98 #define TCTRL3_SET_MODE_REG	0x0000000000000004UL
99 #define TCTRL3_SET_MODE_REG_SHIFT     2
100 #define TCTRL3_RFR_ENABLE	0x0000000000000002UL
101 #define TCTRL3_RFR_ENABLE_SHIFT       1
102 #define TCTRL3_PRECHG_ALL	0x0000000000000001UL
103 #define TCTRL3_PRECHG_ALL_SHIFT	      0
104 
105 /* Memory Timing Control IV */
106 #define TCTRL4_WR_MSEL_DLY	0xfc00000000000000UL
107 #define TCTRL4_WR_MSEL_DLY_SHIFT      58
108 #define TCTRL4_RD_MSEL_DLY	0x03f0000000000000UL
109 #define TCTRL4_RD_MSEL_DLY_SHIFT      52
110 #define TCTRL4_WRDATA_THLD	0x000c000000000000UL
111 #define TCTRL4_WRDATA_THLD_SHIFT      50
112 #define TCTRL4_RDWR_RD_RI_DLY	0x0003f00000000000UL
113 #define TCTRL4_RDWR_RD_RI_DLY_SHIFT   44
114 #define TCTRL4_AUTO_PRECHG_ENBL	0x0000080000000000UL
115 #define TCTRL4_AUTO_PRECHG_ENBL_SHIFT 43
116 #define TCTRL4_RD_WR_PI_MORE_DLY 0x000007c000000000UL
117 #define TCTRL4_RD_WR_PI_MORE_DLY_SHIFT 38
118 #define TCTRL4_RD_WR_TI_DLY	0x0000003f00000000UL
119 #define TCTRL4_RD_WR_TI_DLY_SHIFT     32
120 #define TCTRL4_WR_WR_PI_MORE_DLY 0x00000000f8000000UL
121 #define TCTRL4_WR_WR_PI_MORE_DLY_SHIFT 27
122 #define TCTRL4_WR_WR_TI_DLY	0x0000000007e00000UL
123 #define TCTRL4_WR_WR_TI_DLY_SHIFT     21
124 #define TCTRL4_RDWR_RD_PI_MORE_DLY 0x00000000001f000UL0
125 #define TCTRL4_RDWR_RD_PI_MORE_DLY_SHIFT 16
126 #define TCTRL4_R		0x0000000000008000UL
127 #define TCTRL4_R_SHIFT		      15
128 #define TCTRL4_SDRAM_MODE_REG_DATA 0x0000000000007fffUL
129 #define TCTRL4_SDRAM_MODE_REG_DATA_SHIFT 0
130 
131 /* All 4 memory address decoding registers have the
132  * same layout.
133  */
134 #define MEM_DECODE_VALID	0x8000000000000000UL /* Valid */
135 #define MEM_DECODE_VALID_SHIFT	      63
136 #define MEM_DECODE_UK		0x001ffe0000000000UL /* Upper mask */
137 #define MEM_DECODE_UK_SHIFT	      41
138 #define MEM_DECODE_UM		0x0000001ffff00000UL /* Upper match */
139 #define MEM_DECODE_UM_SHIFT	      20
140 #define MEM_DECODE_LK		0x000000000003c000UL /* Lower mask */
141 #define MEM_DECODE_LK_SHIFT	      14
142 #define MEM_DECODE_LM		0x0000000000000f00UL /* Lower match */
143 #define MEM_DECODE_LM_SHIFT           8
144 
145 #define PA_UPPER_BITS		0x000007fffc000000UL
146 #define PA_UPPER_BITS_SHIFT	26
147 #define PA_LOWER_BITS		0x00000000000003c0UL
148 #define PA_LOWER_BITS_SHIFT	6
149 
150 #define MACTRL_R0		         0x8000000000000000UL
151 #define MACTRL_R0_SHIFT		         63
152 #define MACTRL_ADDR_LE_PW                0x7000000000000000UL
153 #define MACTRL_ADDR_LE_PW_SHIFT		 60
154 #define MACTRL_CMD_PW                    0x0f00000000000000UL
155 #define MACTRL_CMD_PW_SHIFT		 56
156 #define MACTRL_HALF_MODE_WR_MSEL_DLY     0x00fc000000000000UL
157 #define MACTRL_HALF_MODE_WR_MSEL_DLY_SHIFT 50
158 #define MACTRL_HALF_MODE_RD_MSEL_DLY     0x0003f00000000000UL
159 #define MACTRL_HALF_MODE_RD_MSEL_DLY_SHIFT 44
160 #define MACTRL_HALF_MODE_SDRAM_CTL_DLY   0x00000f0000000000UL
161 #define MACTRL_HALF_MODE_SDRAM_CTL_DLY_SHIFT 40
162 #define MACTRL_HALF_MODE_SDRAM_CLK_DLY   0x000000e000000000UL
163 #define MACTRL_HALF_MODE_SDRAM_CLK_DLY_SHIFT 37
164 #define MACTRL_R1                        0x0000001000000000UL
165 #define MACTRL_R1_SHIFT                      36
166 #define MACTRL_BANKSEL_N_ROWADDR_SIZE_B3 0x0000000f00000000UL
167 #define MACTRL_BANKSEL_N_ROWADDR_SIZE_B3_SHIFT 32
168 #define MACTRL_ENC_INTLV_B3              0x00000000f8000000UL
169 #define MACTRL_ENC_INTLV_B3_SHIFT              27
170 #define MACTRL_BANKSEL_N_ROWADDR_SIZE_B2 0x0000000007800000UL
171 #define MACTRL_BANKSEL_N_ROWADDR_SIZE_B2_SHIFT 23
172 #define MACTRL_ENC_INTLV_B2              0x00000000007c0000UL
173 #define MACTRL_ENC_INTLV_B2_SHIFT              18
174 #define MACTRL_BANKSEL_N_ROWADDR_SIZE_B1 0x000000000003c000UL
175 #define MACTRL_BANKSEL_N_ROWADDR_SIZE_B1_SHIFT 14
176 #define MACTRL_ENC_INTLV_B1              0x0000000000003e00UL
177 #define MACTRL_ENC_INTLV_B1_SHIFT               9
178 #define MACTRL_BANKSEL_N_ROWADDR_SIZE_B0 0x00000000000001e0UL
179 #define MACTRL_BANKSEL_N_ROWADDR_SIZE_B0_SHIFT  5
180 #define MACTRL_ENC_INTLV_B0              0x000000000000001fUL
181 #define MACTRL_ENC_INTLV_B0_SHIFT               0
182 
183 #endif /* _SPARC64_CHMCTRL_H */
184