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74ba9207 1/* SPDX-License-Identifier: GPL-2.0-or-later */
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2/*
3 * pnx833x.h: Register mappings for PNX833X.
4 *
5 * Copyright 2008 NXP Semiconductors
6 * Chris Steel <chris.steel@nxp.com>
7 * Daniel Laird <daniel.j.laird@nxp.com>
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8 */
9#ifndef __ASM_MIPS_MACH_PNX833X_PNX833X_H
10#define __ASM_MIPS_MACH_PNX833X_PNX833X_H
11
12/* All regs are accessed in KSEG1 */
13#define PNX833X_BASE (0xa0000000ul + 0x17E00000ul)
14
15#define PNX833X_REG(offs) (*((volatile unsigned long *)(PNX833X_BASE + offs)))
16
17/* Registers are named exactly as in PNX833X docs, just with PNX833X_ prefix */
18
19/* Read access to multibit fields */
20#define PNX833X_BIT(val, reg, field) ((val) & PNX833X_##reg##_##field)
21#define PNX833X_REGBIT(reg, field) PNX833X_BIT(PNX833X_##reg, reg, field)
22
23/* Use PNX833X_FIELD to extract a field from val */
24#define PNX_FIELD(cpu, val, reg, field) \
25 (((val) & PNX##cpu##_##reg##_##field##_MASK) >> \
26 PNX##cpu##_##reg##_##field##_SHIFT)
27#define PNX833X_FIELD(val, reg, field) PNX_FIELD(833X, val, reg, field)
28#define PNX8330_FIELD(val, reg, field) PNX_FIELD(8330, val, reg, field)
29#define PNX8335_FIELD(val, reg, field) PNX_FIELD(8335, val, reg, field)
30
31/* Use PNX833X_REGFIELD to extract a field from a register */
32#define PNX833X_REGFIELD(reg, field) PNX833X_FIELD(PNX833X_##reg, reg, field)
33#define PNX8330_REGFIELD(reg, field) PNX8330_FIELD(PNX8330_##reg, reg, field)
34#define PNX8335_REGFIELD(reg, field) PNX8335_FIELD(PNX8335_##reg, reg, field)
35
36
37#define PNX_WRITEFIELD(cpu, val, reg, field) \
38 (PNX##cpu##_##reg = (PNX##cpu##_##reg & ~(PNX##cpu##_##reg##_##field##_MASK)) | \
39 ((val) << PNX##cpu##_##reg##_##field##_SHIFT))
40#define PNX833X_WRITEFIELD(val, reg, field) \
41 PNX_WRITEFIELD(833X, val, reg, field)
42#define PNX8330_WRITEFIELD(val, reg, field) \
43 PNX_WRITEFIELD(8330, val, reg, field)
44#define PNX8335_WRITEFIELD(val, reg, field) \
45 PNX_WRITEFIELD(8335, val, reg, field)
46
47
48/* Macros to detect CPU type */
49
50#define PNX833X_CONFIG_MODULE_ID PNX833X_REG(0x7FFC)
51#define PNX833X_CONFIG_MODULE_ID_MAJREV_MASK 0x0000f000
52#define PNX833X_CONFIG_MODULE_ID_MAJREV_SHIFT 12
53#define PNX8330_CONFIG_MODULE_MAJREV 4
54#define PNX8335_CONFIG_MODULE_MAJREV 5
55#define CPU_IS_PNX8330 (PNX833X_REGFIELD(CONFIG_MODULE_ID, MAJREV) == \
56 PNX8330_CONFIG_MODULE_MAJREV)
57#define CPU_IS_PNX8335 (PNX833X_REGFIELD(CONFIG_MODULE_ID, MAJREV) == \
58 PNX8335_CONFIG_MODULE_MAJREV)
59
60
61
62#define PNX833X_RESET_CONTROL PNX833X_REG(0x8004)
70342287 63#define PNX833X_RESET_CONTROL_2 PNX833X_REG(0x8014)
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64
65#define PNX833X_PIC_REG(offs) PNX833X_REG(0x01000 + (offs))
66#define PNX833X_PIC_INT_PRIORITY PNX833X_PIC_REG(0x0)
67#define PNX833X_PIC_INT_SRC PNX833X_PIC_REG(0x4)
68#define PNX833X_PIC_INT_SRC_INT_SRC_MASK 0x00000FF8ul /* bits 11:3 */
69#define PNX833X_PIC_INT_SRC_INT_SRC_SHIFT 3
70#define PNX833X_PIC_INT_REG(irq) PNX833X_PIC_REG(0x10 + 4*(irq))
71
70342287 72#define PNX833X_CLOCK_CPUCP_CTL PNX833X_REG(0x9228)
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73#define PNX833X_CLOCK_CPUCP_CTL_EXIT_RESET 0x00000002ul /* bit 1 */
74#define PNX833X_CLOCK_CPUCP_CTL_DIV_CLOCK_MASK 0x00000018ul /* bits 4:3 */
70342287 75#define PNX833X_CLOCK_CPUCP_CTL_DIV_CLOCK_SHIFT 3
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76
77#define PNX8335_CLOCK_PLL_CPU_CTL PNX833X_REG(0x9020)
78#define PNX8335_CLOCK_PLL_CPU_CTL_FREQ_MASK 0x1f
79#define PNX8335_CLOCK_PLL_CPU_CTL_FREQ_SHIFT 0
80
81#define PNX833X_CONFIG_MUX PNX833X_REG(0x7004)
82#define PNX833X_CONFIG_MUX_IDE_MUX 0x00000080 /* bit 7 */
83
84#define PNX8330_CONFIG_POLYFUSE_7 PNX833X_REG(0x7040)
85#define PNX8330_CONFIG_POLYFUSE_7_BOOT_MODE_MASK 0x00180000
86#define PNX8330_CONFIG_POLYFUSE_7_BOOT_MODE_SHIFT 19
87
88#define PNX833X_PIO_IN PNX833X_REG(0xF000)
89#define PNX833X_PIO_OUT PNX833X_REG(0xF004)
90#define PNX833X_PIO_DIR PNX833X_REG(0xF008)
91#define PNX833X_PIO_SEL PNX833X_REG(0xF014)
92#define PNX833X_PIO_INT_EDGE PNX833X_REG(0xF020)
93#define PNX833X_PIO_INT_HI PNX833X_REG(0xF024)
94#define PNX833X_PIO_INT_LO PNX833X_REG(0xF028)
95#define PNX833X_PIO_INT_STATUS PNX833X_REG(0xFFE0)
96#define PNX833X_PIO_INT_ENABLE PNX833X_REG(0xFFE4)
97#define PNX833X_PIO_INT_CLEAR PNX833X_REG(0xFFE8)
98#define PNX833X_PIO_IN2 PNX833X_REG(0xF05C)
99#define PNX833X_PIO_OUT2 PNX833X_REG(0xF060)
100#define PNX833X_PIO_DIR2 PNX833X_REG(0xF064)
101#define PNX833X_PIO_SEL2 PNX833X_REG(0xF068)
102
103#define PNX833X_UART0_PORTS_START (PNX833X_BASE + 0xB000)
104#define PNX833X_UART0_PORTS_END (PNX833X_BASE + 0xBFFF)
105#define PNX833X_UART1_PORTS_START (PNX833X_BASE + 0xC000)
106#define PNX833X_UART1_PORTS_END (PNX833X_BASE + 0xCFFF)
107
108#define PNX833X_USB_PORTS_START (PNX833X_BASE + 0x19000)
109#define PNX833X_USB_PORTS_END (PNX833X_BASE + 0x19FFF)
110
111#define PNX833X_CONFIG_USB PNX833X_REG(0x7008)
112
113#define PNX833X_I2C0_PORTS_START (PNX833X_BASE + 0xD000)
114#define PNX833X_I2C0_PORTS_END (PNX833X_BASE + 0xDFFF)
115#define PNX833X_I2C1_PORTS_START (PNX833X_BASE + 0xE000)
116#define PNX833X_I2C1_PORTS_END (PNX833X_BASE + 0xEFFF)
117
118#define PNX833X_IDE_PORTS_START (PNX833X_BASE + 0x1A000)
119#define PNX833X_IDE_PORTS_END (PNX833X_BASE + 0x1AFFF)
120#define PNX833X_IDE_MODULE_ID PNX833X_REG(0x1AFFC)
121
122#define PNX833X_IDE_MODULE_ID_MODULE_ID_MASK 0xFFFF0000
123#define PNX833X_IDE_MODULE_ID_MODULE_ID_SHIFT 16
124#define PNX833X_IDE_MODULE_ID_VALUE 0xA009
125
126
127#define PNX833X_MIU_SEL0 PNX833X_REG(0x2004)
128#define PNX833X_MIU_SEL0_TIMING PNX833X_REG(0x2008)
129#define PNX833X_MIU_SEL1 PNX833X_REG(0x200C)
130#define PNX833X_MIU_SEL1_TIMING PNX833X_REG(0x2010)
131#define PNX833X_MIU_SEL2 PNX833X_REG(0x2014)
132#define PNX833X_MIU_SEL2_TIMING PNX833X_REG(0x2018)
133#define PNX833X_MIU_SEL3 PNX833X_REG(0x201C)
134#define PNX833X_MIU_SEL3_TIMING PNX833X_REG(0x2020)
135
136#define PNX833X_MIU_SEL0_SPI_MODE_ENABLE_MASK (1 << 14)
137#define PNX833X_MIU_SEL0_SPI_MODE_ENABLE_SHIFT 14
138
70342287 139#define PNX833X_MIU_SEL0_BURST_MODE_ENABLE_MASK (1 << 7)
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140#define PNX833X_MIU_SEL0_BURST_MODE_ENABLE_SHIFT 7
141
142#define PNX833X_MIU_SEL0_BURST_PAGE_LEN_MASK (0xF << 9)
143#define PNX833X_MIU_SEL0_BURST_PAGE_LEN_SHIFT 9
144
145#define PNX833X_MIU_CONFIG_SPI PNX833X_REG(0x2000)
146
147#define PNX833X_MIU_CONFIG_SPI_OPCODE_MASK (0xFF << 3)
148#define PNX833X_MIU_CONFIG_SPI_OPCODE_SHIFT 3
149
70342287 150#define PNX833X_MIU_CONFIG_SPI_DATA_ENABLE_MASK (1 << 2)
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151#define PNX833X_MIU_CONFIG_SPI_DATA_ENABLE_SHIFT 2
152
70342287 153#define PNX833X_MIU_CONFIG_SPI_ADDR_ENABLE_MASK (1 << 1)
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154#define PNX833X_MIU_CONFIG_SPI_ADDR_ENABLE_SHIFT 1
155
156#define PNX833X_MIU_CONFIG_SPI_SYNC_MASK (1 << 0)
157#define PNX833X_MIU_CONFIG_SPI_SYNC_SHIFT 0
158
159#define PNX833X_WRITE_CONFIG_SPI(opcode, data_enable, addr_enable, sync) \
160 (PNX833X_MIU_CONFIG_SPI = \
161 ((opcode) << PNX833X_MIU_CONFIG_SPI_OPCODE_SHIFT) | \
162 ((data_enable) << PNX833X_MIU_CONFIG_SPI_DATA_ENABLE_SHIFT) | \
163 ((addr_enable) << PNX833X_MIU_CONFIG_SPI_ADDR_ENABLE_SHIFT) | \
164 ((sync) << PNX833X_MIU_CONFIG_SPI_SYNC_SHIFT))
165
166#define PNX8335_IP3902_PORTS_START (PNX833X_BASE + 0x2F000)
167#define PNX8335_IP3902_PORTS_END (PNX833X_BASE + 0x2FFFF)
168#define PNX8335_IP3902_MODULE_ID PNX833X_REG(0x2FFFC)
169
170#define PNX8335_IP3902_MODULE_ID_MODULE_ID_MASK 0xFFFF0000
171#define PNX8335_IP3902_MODULE_ID_MODULE_ID_SHIFT 16
172#define PNX8335_IP3902_MODULE_ID_VALUE 0x3902
173
174 /* I/O location(gets remapped)*/
175#define PNX8335_NAND_BASE 0x18000000
176/* I/O location with CLE high */
177#define PNX8335_NAND_CLE_MASK 0x00100000
178/* I/O location with ALE high */
179#define PNX8335_NAND_ALE_MASK 0x00010000
180
181#define PNX8335_SATA_PORTS_START (PNX833X_BASE + 0x2E000)
182#define PNX8335_SATA_PORTS_END (PNX833X_BASE + 0x2EFFF)
183#define PNX8335_SATA_MODULE_ID PNX833X_REG(0x2EFFC)
184
185#define PNX8335_SATA_MODULE_ID_MODULE_ID_MASK 0xFFFF0000
186#define PNX8335_SATA_MODULE_ID_MODULE_ID_SHIFT 16
187#define PNX8335_SATA_MODULE_ID_VALUE 0xA099
188
189#endif