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ARM: keystone2: Cleanup SoC detection
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1 /*
2  * Keystone2: Common SoC definitions, structures etc.
3  *
4  * (C) Copyright 2012-2014
5  *     Texas Instruments Incorporated, <www.ti.com>
6  *
7  * SPDX-License-Identifier:     GPL-2.0+
8  */
9 #ifndef __ASM_ARCH_HARDWARE_H
10 #define __ASM_ARCH_HARDWARE_H
11
12 #include <config.h>
13
14 #ifndef __ASSEMBLY__
15
16 #include <linux/sizes.h>
17 #include <asm/io.h>
18
19 #define REG(addr)        (*(volatile unsigned int *)(addr))
20 #define REG_P(addr)      ((volatile unsigned int *)(addr))
21
22 typedef volatile unsigned int   dv_reg;
23 typedef volatile unsigned int   *dv_reg_p;
24
25 #endif
26
27 #define         BIT(x)  (1 << (x))
28
29 #define KS2_DDRPHY_PIR_OFFSET           0x04
30 #define KS2_DDRPHY_PGCR0_OFFSET         0x08
31 #define KS2_DDRPHY_PGCR1_OFFSET         0x0C
32 #define KS2_DDRPHY_PGSR0_OFFSET         0x10
33 #define KS2_DDRPHY_PGSR1_OFFSET         0x14
34 #define KS2_DDRPHY_PLLCR_OFFSET         0x18
35 #define KS2_DDRPHY_PTR0_OFFSET          0x1C
36 #define KS2_DDRPHY_PTR1_OFFSET          0x20
37 #define KS2_DDRPHY_PTR2_OFFSET          0x24
38 #define KS2_DDRPHY_PTR3_OFFSET          0x28
39 #define KS2_DDRPHY_PTR4_OFFSET          0x2C
40 #define KS2_DDRPHY_DCR_OFFSET           0x44
41
42 #define KS2_DDRPHY_DTPR0_OFFSET         0x48
43 #define KS2_DDRPHY_DTPR1_OFFSET         0x4C
44 #define KS2_DDRPHY_DTPR2_OFFSET         0x50
45
46 #define KS2_DDRPHY_MR0_OFFSET           0x54
47 #define KS2_DDRPHY_MR1_OFFSET           0x58
48 #define KS2_DDRPHY_MR2_OFFSET           0x5C
49 #define KS2_DDRPHY_DTCR_OFFSET          0x68
50 #define KS2_DDRPHY_PGCR2_OFFSET         0x8C
51
52 #define KS2_DDRPHY_ZQ0CR1_OFFSET        0x184
53 #define KS2_DDRPHY_ZQ1CR1_OFFSET        0x194
54 #define KS2_DDRPHY_ZQ2CR1_OFFSET        0x1A4
55 #define KS2_DDRPHY_ZQ3CR1_OFFSET        0x1B4
56
57 #define KS2_DDRPHY_DATX8_8_OFFSET       0x3C0
58
59 #define IODDRM_MASK                     0x00000180
60 #define ZCKSEL_MASK                     0x01800000
61 #define CL_MASK                         0x00000072
62 #define WR_MASK                         0x00000E00
63 #define BL_MASK                         0x00000003
64 #define RRMODE_MASK                     0x00040000
65 #define UDIMM_MASK                      0x20000000
66 #define BYTEMASK_MASK                   0x0003FC00
67 #define MPRDQ_MASK                      0x00000080
68 #define PDQ_MASK                        0x00000070
69 #define NOSRA_MASK                      0x08000000
70 #define ECC_MASK                        0x00000001
71
72 /* DDR3 definitions */
73 #define KS2_DDR3A_EMIF_CTRL_BASE        0x21010000
74 #define KS2_DDR3A_EMIF_DATA_BASE        0x80000000
75 #define KS2_DDR3A_DDRPHYC               0x02329000
76
77 #define KS2_DDR3_MIDR_OFFSET            0x00
78 #define KS2_DDR3_STATUS_OFFSET          0x04
79 #define KS2_DDR3_SDCFG_OFFSET           0x08
80 #define KS2_DDR3_SDRFC_OFFSET           0x10
81 #define KS2_DDR3_SDTIM1_OFFSET          0x18
82 #define KS2_DDR3_SDTIM2_OFFSET          0x1C
83 #define KS2_DDR3_SDTIM3_OFFSET          0x20
84 #define KS2_DDR3_SDTIM4_OFFSET          0x28
85 #define KS2_DDR3_PMCTL_OFFSET           0x38
86 #define KS2_DDR3_ZQCFG_OFFSET           0xC8
87
88 #define KS2_DDR3_PLLCTRL_PHY_RESET      0x80000000
89
90 /* DDR3 ECC */
91 #define KS2_DDR3_ECC_INT_STATUS_OFFSET                  0x0AC
92 #define KS2_DDR3_ECC_INT_ENABLE_SET_SYS_OFFSET          0x0B4
93 #define KS2_DDR3_ECC_CTRL_OFFSET                        0x110
94 #define KS2_DDR3_ECC_ADDR_RANGE1_OFFSET                 0x114
95 #define KS2_DDR3_ONE_BIT_ECC_ERR_CNT_OFFSET             0x130
96 #define KS2_DDR3_ONE_BIT_ECC_ERR_ADDR_LOG_OFFSET        0x13C
97
98 /* DDR3 ECC Interrupt Status register */
99 #define KS2_DDR3_1B_ECC_ERR_SYS         BIT(5)
100 #define KS2_DDR3_2B_ECC_ERR_SYS         BIT(4)
101 #define KS2_DDR3_WR_ECC_ERR_SYS         BIT(3)
102
103 /* DDR3 ECC Control register */
104 #define KS2_DDR3_ECC_EN                 BIT(31)
105 #define KS2_DDR3_ECC_ADDR_RNG_PROT      BIT(30)
106 #define KS2_DDR3_ECC_VERIFY_EN          BIT(29)
107 #define KS2_DDR3_ECC_RMW_EN             BIT(28)
108 #define KS2_DDR3_ECC_ADDR_RNG_1_EN      BIT(0)
109
110 #define KS2_DDR3_ECC_ENABLE             (KS2_DDR3_ECC_EN | \
111                                         KS2_DDR3_ECC_ADDR_RNG_PROT | \
112                                         KS2_DDR3_ECC_VERIFY_EN)
113
114 /* EDMA */
115 #define KS2_EDMA0_BASE                  0x02700000
116
117 /* EDMA3 register offsets */
118 #define KS2_EDMA_QCHMAP0                0x0200
119 #define KS2_EDMA_IPR                    0x1068
120 #define KS2_EDMA_ICR                    0x1070
121 #define KS2_EDMA_QEECR                  0x1088
122 #define KS2_EDMA_QEESR                  0x108c
123 #define KS2_EDMA_PARAM_1(x)             (0x4020 + (4 * x))
124
125 /* NETCP pktdma */
126 #define KS2_NETCP_PDMA_RX_FREE_QUEUE    4001
127 #define KS2_NETCP_PDMA_RX_RCV_QUEUE     4002
128
129 /* Chip Interrupt Controller */
130 #define KS2_CIC2_BASE                   0x02608000
131
132 /* Chip Interrupt Controller register offsets */
133 #define KS2_CIC_CTRL                    0x04
134 #define KS2_CIC_HOST_CTRL               0x0C
135 #define KS2_CIC_GLOBAL_ENABLE           0x10
136 #define KS2_CIC_SYS_ENABLE_IDX_SET      0x28
137 #define KS2_CIC_HOST_ENABLE_IDX_SET     0x34
138 #define KS2_CIC_CHAN_MAP(n)             (0x0400 + (n << 2))
139
140 #define KS2_UART0_BASE                  0x02530c00
141 #define KS2_UART1_BASE                  0x02531000
142
143 /* Boot Config */
144 #define KS2_DEVICE_STATE_CTRL_BASE      0x02620000
145 #define KS2_JTAG_ID_REG                 (KS2_DEVICE_STATE_CTRL_BASE + 0x18)
146 #define KS2_DEVSTAT                     (KS2_DEVICE_STATE_CTRL_BASE + 0x20)
147 #define KS2_DEVCFG                      (KS2_DEVICE_STATE_CTRL_BASE + 0x14c)
148
149 /* PSC */
150 #define KS2_PSC_BASE                    0x02350000
151 #define KS2_LPSC_GEM_0                  15
152 #define KS2_LPSC_TETRIS                 52
153 #define KS2_TETRIS_PWR_DOMAIN           31
154
155 /* Chip configuration unlock codes and registers */
156 #define KS2_KICK0                       (KS2_DEVICE_STATE_CTRL_BASE + 0x38)
157 #define KS2_KICK1                       (KS2_DEVICE_STATE_CTRL_BASE + 0x3c)
158 #define KS2_KICK0_MAGIC                 0x83e70b13
159 #define KS2_KICK1_MAGIC                 0x95a4f1e0
160
161 /* PLL control registers */
162 #define KS2_MAINPLLCTL0                 (KS2_DEVICE_STATE_CTRL_BASE + 0x350)
163 #define KS2_MAINPLLCTL1                 (KS2_DEVICE_STATE_CTRL_BASE + 0x354)
164 #define KS2_PASSPLLCTL0                 (KS2_DEVICE_STATE_CTRL_BASE + 0x358)
165 #define KS2_PASSPLLCTL1                 (KS2_DEVICE_STATE_CTRL_BASE + 0x35C)
166 #define KS2_DDR3APLLCTL0                (KS2_DEVICE_STATE_CTRL_BASE + 0x360)
167 #define KS2_DDR3APLLCTL1                (KS2_DEVICE_STATE_CTRL_BASE + 0x364)
168 #define KS2_ARMPLLCTL0                  (KS2_DEVICE_STATE_CTRL_BASE + 0x370)
169 #define KS2_ARMPLLCTL1                  (KS2_DEVICE_STATE_CTRL_BASE + 0x374)
170
171 #define KS2_PLL_CNTRL_BASE              0x02310000
172 #define KS2_CLOCK_BASE                  KS2_PLL_CNTRL_BASE
173 #define KS2_RSTCTRL_RSTYPE              (KS2_PLL_CNTRL_BASE + 0xe4)
174 #define KS2_RSTCTRL                     (KS2_PLL_CNTRL_BASE + 0xe8)
175 #define KS2_RSTCTRL_RSCFG               (KS2_PLL_CNTRL_BASE + 0xec)
176 #define KS2_RSTCTRL_KEY                 0x5a69
177 #define KS2_RSTCTRL_MASK                0xffff0000
178 #define KS2_RSTCTRL_SWRST               0xfffe0000
179 #define KS2_RSTYPE_PLL_SOFT             BIT(13)
180
181 /* SPI */
182 #define KS2_SPI0_BASE                   0x21000400
183 #define KS2_SPI1_BASE                   0x21000600
184 #define KS2_SPI2_BASE                   0x21000800
185 #define KS2_SPI_BASE                    KS2_SPI0_BASE
186
187 /* AEMIF */
188 #define KS2_AEMIF_CNTRL_BASE            0x21000a00
189 #define DAVINCI_ASYNC_EMIF_CNTRL_BASE   KS2_AEMIF_CNTRL_BASE
190
191 /* Flag from ks2_debug options to check if DSPs need to stay ON */
192 #define DBG_LEAVE_DSPS_ON               0x1
193
194 /* MSMC control */
195 #define KS2_MSMC_CTRL_BASE              0x0bc00000
196 #define KS2_MSMC_DATA_BASE              0x0c000000
197 #define KS2_MSMC_SEGMENT_TETRIS         8
198 #define KS2_MSMC_SEGMENT_NETCP          9
199 #define KS2_MSMC_SEGMENT_QM_PDSP        10
200 #define KS2_MSMC_SEGMENT_PCIE0          11
201
202 /* MSMC segment size shift bits */
203 #define KS2_MSMC_SEG_SIZE_SHIFT         12
204 #define KS2_MSMC_MAP_SEG_NUM            (2 << (30 - KS2_MSMC_SEG_SIZE_SHIFT))
205 #define KS2_MSMC_DST_SEG_BASE           (CONFIG_SYS_LPAE_SDRAM_BASE >> \
206                                         KS2_MSMC_SEG_SIZE_SHIFT)
207
208 /* Device speed */
209 #define KS2_REV1_DEVSPEED               (KS2_DEVICE_STATE_CTRL_BASE + 0xc98)
210 #define KS2_EFUSE_BOOTROM               (KS2_DEVICE_STATE_CTRL_BASE + 0xc90)
211 #define KS2_MISC_CTRL                   (KS2_DEVICE_STATE_CTRL_BASE + 0xc7c)
212
213 /* Queue manager */
214 #define KS2_QM_BASE_ADDRESS             0x23a80000
215 #define KS2_QM_CONF_BASE                0x02a02000
216 #define KS2_QM_DESC_SETUP_BASE          0x02a03000
217 #define KS2_QM_STATUS_RAM_BASE          0x02a06000
218 #define KS2_QM_INTD_CONF_BASE           0x02a0c000
219 #define KS2_QM_PDSP1_CMD_BASE           0x02a20000
220 #define KS2_QM_PDSP1_CTRL_BASE          0x02a0f000
221 #define KS2_QM_PDSP1_IRAM_BASE          0x02a10000
222 #define KS2_QM_MANAGER_QUEUES_BASE      0x02a80000
223 #define KS2_QM_MANAGER_Q_PROXY_BASE     0x02ac0000
224 #define KS2_QM_QUEUE_STATUS_BASE        0x02a40000
225 #define KS2_QM_LINK_RAM_BASE            0x00100000
226 #define KS2_QM_REGION_NUM               64
227 #define KS2_QM_QPOOL_NUM                4000
228
229 /* USB */
230 #define KS2_USB_SS_BASE                 0x02680000
231 #define KS2_USB_HOST_XHCI_BASE          (KS2_USB_SS_BASE + 0x10000)
232 #define KS2_DEV_USB_PHY_BASE            0x02620738
233 #define KS2_USB_PHY_CFG_BASE            0x02630000
234
235 #define KS2_MAC_ID_BASE_ADDR            (KS2_DEVICE_STATE_CTRL_BASE + 0x110)
236
237 /* SGMII SerDes */
238 #define KS2_SGMII_SERDES_BASE           0x0232a000
239
240 /* JTAG ID register */
241 #define JTAGID_VARIANT_SHIFT    28
242 #define JTAGID_VARIANT_MASK     (0xf << 28)
243 #define JTAGID_PART_NUM_SHIFT   12
244 #define JTAGID_PART_NUM_MASK    (0xffff << 12)
245
246 /* PART NUMBER definitions */
247 #define CPU_66AK2Hx     0xb981
248 #define CPU_66AK2Ex     0xb9a6
249 #define CPU_66AK2Lx     0xb9a7
250
251 #ifdef CONFIG_SOC_K2HK
252 #include <asm/arch/hardware-k2hk.h>
253 #endif
254
255 #ifdef CONFIG_SOC_K2E
256 #include <asm/arch/hardware-k2e.h>
257 #endif
258
259 #ifdef CONFIG_SOC_K2L
260 #include <asm/arch/hardware-k2l.h>
261 #endif
262
263 #ifndef __ASSEMBLY__
264
265 static inline u16 get_part_number(void)
266 {
267         u32 jtag_id = __raw_readl(KS2_JTAG_ID_REG);
268
269         return (jtag_id & JTAGID_PART_NUM_MASK) >> JTAGID_PART_NUM_SHIFT;
270 }
271
272 static inline u8 cpu_is_k2hk(void)
273 {
274         return get_part_number() == CPU_66AK2Hx;
275 }
276
277 static inline u8 cpu_is_k2e(void)
278 {
279         return get_part_number() == CPU_66AK2Ex;
280 }
281
282 static inline u8 cpu_is_k2l(void)
283 {
284         return get_part_number() == CPU_66AK2Lx;
285 }
286
287 static inline u8 cpu_revision(void)
288 {
289         u32 jtag_id     = __raw_readl(KS2_JTAG_ID_REG);
290         u8 rev  = (jtag_id & JTAGID_VARIANT_MASK) >> JTAGID_VARIANT_SHIFT;
291
292         return rev;
293 }
294
295 int cpu_to_bus(u32 *ptr, u32 length);
296 void sdelay(unsigned long);
297
298 #endif
299
300 #endif /* __ASM_ARCH_HARDWARE_H */