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0e6140a5 BH |
1 | /* |
2 | * Common DCR / SDR / CPR register definitions used on various IBM/AMCC | |
3 | * 4xx processors | |
4 | * | |
5 | * Copyright 2007 Benjamin Herrenschmidt, IBM Corp | |
6 | * <benh@kernel.crashing.org> | |
7 | * | |
8 | * Mostly lifted from asm-ppc/ibm4xx.h by | |
9 | * | |
10 | * Copyright (c) 1999 Grant Erickson <grant@lcse.umn.edu> | |
11 | * | |
12 | */ | |
13 | ||
14 | #ifndef __DCR_REGS_H__ | |
15 | #define __DCR_REGS_H__ | |
16 | ||
17 | /* | |
18 | * Most DCRs used for controlling devices such as the MAL, DMA engine, | |
19 | * etc... are obtained for the device tree. | |
20 | * | |
21 | * The definitions in this files are fixed DCRs and indirect DCRs that | |
22 | * are commonly used outside of specific drivers or refer to core | |
23 | * common registers that may occasionally have to be tweaked outside | |
24 | * of the driver main register set | |
25 | */ | |
26 | ||
27 | /* CPRs (440GX and 440SP/440SPe) */ | |
28 | #define DCRN_CPR0_CONFIG_ADDR 0xc | |
29 | #define DCRN_CPR0_CONFIG_DATA 0xd | |
30 | ||
31 | /* SDRs (440GX and 440SP/440SPe) */ | |
32 | #define DCRN_SDR0_CONFIG_ADDR 0xe | |
33 | #define DCRN_SDR0_CONFIG_DATA 0xf | |
34 | ||
35 | #define SDR0_PFC0 0x4100 | |
36 | #define SDR0_PFC1 0x4101 | |
37 | #define SDR0_PFC1_EPS 0x1c00000 | |
38 | #define SDR0_PFC1_EPS_SHIFT 22 | |
39 | #define SDR0_PFC1_RMII 0x02000000 | |
40 | #define SDR0_MFR 0x4300 | |
41 | #define SDR0_MFR_TAH0 0x80000000 /* TAHOE0 Enable */ | |
42 | #define SDR0_MFR_TAH1 0x40000000 /* TAHOE1 Enable */ | |
43 | #define SDR0_MFR_PCM 0x10000000 /* PPC440GP irq compat mode */ | |
44 | #define SDR0_MFR_ECS 0x08000000 /* EMAC int clk */ | |
45 | #define SDR0_MFR_T0TXFL 0x00080000 | |
46 | #define SDR0_MFR_T0TXFH 0x00040000 | |
47 | #define SDR0_MFR_T1TXFL 0x00020000 | |
48 | #define SDR0_MFR_T1TXFH 0x00010000 | |
49 | #define SDR0_MFR_E0TXFL 0x00008000 | |
50 | #define SDR0_MFR_E0TXFH 0x00004000 | |
51 | #define SDR0_MFR_E0RXFL 0x00002000 | |
52 | #define SDR0_MFR_E0RXFH 0x00001000 | |
53 | #define SDR0_MFR_E1TXFL 0x00000800 | |
54 | #define SDR0_MFR_E1TXFH 0x00000400 | |
55 | #define SDR0_MFR_E1RXFL 0x00000200 | |
56 | #define SDR0_MFR_E1RXFH 0x00000100 | |
57 | #define SDR0_MFR_E2TXFL 0x00000080 | |
58 | #define SDR0_MFR_E2TXFH 0x00000040 | |
59 | #define SDR0_MFR_E2RXFL 0x00000020 | |
60 | #define SDR0_MFR_E2RXFH 0x00000010 | |
61 | #define SDR0_MFR_E3TXFL 0x00000008 | |
62 | #define SDR0_MFR_E3TXFH 0x00000004 | |
63 | #define SDR0_MFR_E3RXFL 0x00000002 | |
64 | #define SDR0_MFR_E3RXFH 0x00000001 | |
65 | #define SDR0_UART0 0x0120 | |
66 | #define SDR0_UART1 0x0121 | |
67 | #define SDR0_UART2 0x0122 | |
68 | #define SDR0_UART3 0x0123 | |
69 | #define SDR0_CUST0 0x4000 | |
70 | ||
fbcc4bac JB |
71 | /* SDR for 405EZ */ |
72 | #define DCRN_SDR_ICINTSTAT 0x4510 | |
73 | #define ICINTSTAT_ICRX 0x80000000 | |
74 | #define ICINTSTAT_ICTX0 0x40000000 | |
75 | #define ICINTSTAT_ICTX1 0x20000000 | |
76 | #define ICINTSTAT_ICTX 0x60000000 | |
77 | ||
9e3cb294 VG |
78 | /* SDRs (460EX/460GT) */ |
79 | #define SDR0_ETH_CFG 0x4103 | |
80 | #define SDR0_ETH_CFG_ECS 0x00000100 /* EMAC int clk source */ | |
81 | ||
2a706919 SR |
82 | /* |
83 | * All those DCR register addresses are offsets from the base address | |
84 | * for the SRAM0 controller (e.g. 0x20 on 440GX). The base address is | |
85 | * excluded here and configured in the device tree. | |
86 | */ | |
87 | #define DCRN_SRAM0_SB0CR 0x00 | |
88 | #define DCRN_SRAM0_SB1CR 0x01 | |
89 | #define DCRN_SRAM0_SB2CR 0x02 | |
90 | #define DCRN_SRAM0_SB3CR 0x03 | |
91 | #define SRAM_SBCR_BU_MASK 0x00000180 | |
92 | #define SRAM_SBCR_BS_64KB 0x00000800 | |
93 | #define SRAM_SBCR_BU_RO 0x00000080 | |
94 | #define SRAM_SBCR_BU_RW 0x00000180 | |
95 | #define DCRN_SRAM0_BEAR 0x04 | |
96 | #define DCRN_SRAM0_BESR0 0x05 | |
97 | #define DCRN_SRAM0_BESR1 0x06 | |
98 | #define DCRN_SRAM0_PMEG 0x07 | |
99 | #define DCRN_SRAM0_CID 0x08 | |
100 | #define DCRN_SRAM0_REVID 0x09 | |
101 | #define DCRN_SRAM0_DPC 0x0a | |
102 | #define SRAM_DPC_ENABLE 0x80000000 | |
103 | ||
104 | /* | |
105 | * All those DCR register addresses are offsets from the base address | |
106 | * for the SRAM0 controller (e.g. 0x30 on 440GX). The base address is | |
107 | * excluded here and configured in the device tree. | |
108 | */ | |
109 | #define DCRN_L2C0_CFG 0x00 | |
110 | #define L2C_CFG_L2M 0x80000000 | |
111 | #define L2C_CFG_ICU 0x40000000 | |
112 | #define L2C_CFG_DCU 0x20000000 | |
113 | #define L2C_CFG_DCW_MASK 0x1e000000 | |
114 | #define L2C_CFG_TPC 0x01000000 | |
115 | #define L2C_CFG_CPC 0x00800000 | |
116 | #define L2C_CFG_FRAN 0x00200000 | |
117 | #define L2C_CFG_SS_MASK 0x00180000 | |
118 | #define L2C_CFG_SS_256 0x00000000 | |
119 | #define L2C_CFG_CPIM 0x00040000 | |
120 | #define L2C_CFG_TPIM 0x00020000 | |
121 | #define L2C_CFG_LIM 0x00010000 | |
122 | #define L2C_CFG_PMUX_MASK 0x00007000 | |
123 | #define L2C_CFG_PMUX_SNP 0x00000000 | |
124 | #define L2C_CFG_PMUX_IF 0x00001000 | |
125 | #define L2C_CFG_PMUX_DF 0x00002000 | |
126 | #define L2C_CFG_PMUX_DS 0x00003000 | |
127 | #define L2C_CFG_PMIM 0x00000800 | |
128 | #define L2C_CFG_TPEI 0x00000400 | |
129 | #define L2C_CFG_CPEI 0x00000200 | |
130 | #define L2C_CFG_NAM 0x00000100 | |
131 | #define L2C_CFG_SMCM 0x00000080 | |
132 | #define L2C_CFG_NBRM 0x00000040 | |
133 | #define L2C_CFG_RDBW 0x00000008 /* only 460EX/GT */ | |
134 | #define DCRN_L2C0_CMD 0x01 | |
135 | #define L2C_CMD_CLR 0x80000000 | |
136 | #define L2C_CMD_DIAG 0x40000000 | |
137 | #define L2C_CMD_INV 0x20000000 | |
138 | #define L2C_CMD_CCP 0x10000000 | |
139 | #define L2C_CMD_CTE 0x08000000 | |
140 | #define L2C_CMD_STRC 0x04000000 | |
141 | #define L2C_CMD_STPC 0x02000000 | |
142 | #define L2C_CMD_RPMC 0x01000000 | |
143 | #define L2C_CMD_HCC 0x00800000 | |
144 | #define DCRN_L2C0_ADDR 0x02 | |
145 | #define DCRN_L2C0_DATA 0x03 | |
146 | #define DCRN_L2C0_SR 0x04 | |
147 | #define L2C_SR_CC 0x80000000 | |
148 | #define L2C_SR_CPE 0x40000000 | |
149 | #define L2C_SR_TPE 0x20000000 | |
150 | #define L2C_SR_LRU 0x10000000 | |
151 | #define L2C_SR_PCS 0x08000000 | |
152 | #define DCRN_L2C0_REVID 0x05 | |
153 | #define DCRN_L2C0_SNP0 0x06 | |
154 | #define DCRN_L2C0_SNP1 0x07 | |
155 | #define L2C_SNP_BA_MASK 0xffff0000 | |
156 | #define L2C_SNP_SSR_MASK 0x0000f000 | |
157 | #define L2C_SNP_SSR_32G 0x0000f000 | |
158 | #define L2C_SNP_ESR 0x00000800 | |
159 | ||
12458ea0 AG |
160 | /* |
161 | * DCR register offsets for 440SP/440SPe I2O/DMA controller. | |
162 | * The base address is configured in the device tree. | |
163 | */ | |
164 | #define DCRN_I2O0_IBAL 0x006 | |
165 | #define DCRN_I2O0_IBAH 0x007 | |
166 | #define I2O_REG_ENABLE 0x00000001 /* Enable I2O/DMA access */ | |
167 | ||
168 | /* 440SP/440SPe Software Reset DCR */ | |
169 | #define DCRN_SDR0_SRST 0x0200 | |
170 | #define DCRN_SDR0_SRST_I2ODMA (0x80000000 >> 15) /* Reset I2O/DMA */ | |
171 | ||
172 | /* 440SP/440SPe Memory Queue DCR offsets */ | |
173 | #define DCRN_MQ0_XORBA 0x04 | |
174 | #define DCRN_MQ0_CF2H 0x06 | |
175 | #define DCRN_MQ0_CFBHL 0x0f | |
176 | #define DCRN_MQ0_BAUH 0x10 | |
177 | ||
178 | /* HB/LL Paths Configuration Register */ | |
179 | #define MQ0_CFBHL_TPLM 28 | |
180 | #define MQ0_CFBHL_HBCL 23 | |
181 | #define MQ0_CFBHL_POLY 15 | |
182 | ||
0e6140a5 | 183 | #endif /* __DCR_REGS_H__ */ |