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1/*
2 * Atheros AR71XX/AR724X/AR913X SoC register definitions
3 *
4 * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
5 * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
6 *
7 * Parts of this file are based on Atheros' 2.6.15 BSP
8 *
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License version 2 as published
11 * by the Free Software Foundation.
12 */
13
14#ifndef __ASM_MACH_AR71XX_REGS_H
15#define __ASM_MACH_AR71XX_REGS_H
16
17#include <linux/types.h>
18#include <linux/init.h>
19#include <linux/io.h>
20#include <linux/bitops.h>
21
22#define AR71XX_APB_BASE 0x18000000
23
24#define AR71XX_DDR_CTRL_BASE (AR71XX_APB_BASE + 0x00000000)
25#define AR71XX_DDR_CTRL_SIZE 0x100
26#define AR71XX_UART_BASE (AR71XX_APB_BASE + 0x00020000)
27#define AR71XX_UART_SIZE 0x100
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28#define AR71XX_GPIO_BASE (AR71XX_APB_BASE + 0x00040000)
29#define AR71XX_GPIO_SIZE 0x100
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30#define AR71XX_PLL_BASE (AR71XX_APB_BASE + 0x00050000)
31#define AR71XX_PLL_SIZE 0x100
32#define AR71XX_RESET_BASE (AR71XX_APB_BASE + 0x00060000)
33#define AR71XX_RESET_SIZE 0x100
34
35/*
36 * DDR_CTRL block
37 */
38#define AR71XX_DDR_REG_PCI_WIN0 0x7c
39#define AR71XX_DDR_REG_PCI_WIN1 0x80
40#define AR71XX_DDR_REG_PCI_WIN2 0x84
41#define AR71XX_DDR_REG_PCI_WIN3 0x88
42#define AR71XX_DDR_REG_PCI_WIN4 0x8c
43#define AR71XX_DDR_REG_PCI_WIN5 0x90
44#define AR71XX_DDR_REG_PCI_WIN6 0x94
45#define AR71XX_DDR_REG_PCI_WIN7 0x98
46#define AR71XX_DDR_REG_FLUSH_GE0 0x9c
47#define AR71XX_DDR_REG_FLUSH_GE1 0xa0
48#define AR71XX_DDR_REG_FLUSH_USB 0xa4
49#define AR71XX_DDR_REG_FLUSH_PCI 0xa8
50
51#define AR724X_DDR_REG_FLUSH_GE0 0x7c
52#define AR724X_DDR_REG_FLUSH_GE1 0x80
53#define AR724X_DDR_REG_FLUSH_USB 0x84
54#define AR724X_DDR_REG_FLUSH_PCIE 0x88
55
56#define AR913X_DDR_REG_FLUSH_GE0 0x7c
57#define AR913X_DDR_REG_FLUSH_GE1 0x80
58#define AR913X_DDR_REG_FLUSH_USB 0x84
59#define AR913X_DDR_REG_FLUSH_WMAC 0x88
60
61/*
62 * PLL block
63 */
64#define AR71XX_PLL_REG_CPU_CONFIG 0x00
65#define AR71XX_PLL_REG_SEC_CONFIG 0x04
66#define AR71XX_PLL_REG_ETH0_INT_CLOCK 0x10
67#define AR71XX_PLL_REG_ETH1_INT_CLOCK 0x14
68
69#define AR71XX_PLL_DIV_SHIFT 3
70#define AR71XX_PLL_DIV_MASK 0x1f
71#define AR71XX_CPU_DIV_SHIFT 16
72#define AR71XX_CPU_DIV_MASK 0x3
73#define AR71XX_DDR_DIV_SHIFT 18
74#define AR71XX_DDR_DIV_MASK 0x3
75#define AR71XX_AHB_DIV_SHIFT 20
76#define AR71XX_AHB_DIV_MASK 0x7
77
78#define AR724X_PLL_REG_CPU_CONFIG 0x00
79#define AR724X_PLL_REG_PCIE_CONFIG 0x18
80
81#define AR724X_PLL_DIV_SHIFT 0
82#define AR724X_PLL_DIV_MASK 0x3ff
83#define AR724X_PLL_REF_DIV_SHIFT 10
84#define AR724X_PLL_REF_DIV_MASK 0xf
85#define AR724X_AHB_DIV_SHIFT 19
86#define AR724X_AHB_DIV_MASK 0x1
87#define AR724X_DDR_DIV_SHIFT 22
88#define AR724X_DDR_DIV_MASK 0x3
89
90#define AR913X_PLL_REG_CPU_CONFIG 0x00
91#define AR913X_PLL_REG_ETH_CONFIG 0x04
92#define AR913X_PLL_REG_ETH0_INT_CLOCK 0x14
93#define AR913X_PLL_REG_ETH1_INT_CLOCK 0x18
94
95#define AR913X_PLL_DIV_SHIFT 0
96#define AR913X_PLL_DIV_MASK 0x3ff
97#define AR913X_DDR_DIV_SHIFT 22
98#define AR913X_DDR_DIV_MASK 0x3
99#define AR913X_AHB_DIV_SHIFT 19
100#define AR913X_AHB_DIV_MASK 0x1
101
102/*
103 * RESET block
104 */
105#define AR71XX_RESET_REG_TIMER 0x00
106#define AR71XX_RESET_REG_TIMER_RELOAD 0x04
107#define AR71XX_RESET_REG_WDOG_CTRL 0x08
108#define AR71XX_RESET_REG_WDOG 0x0c
109#define AR71XX_RESET_REG_MISC_INT_STATUS 0x10
110#define AR71XX_RESET_REG_MISC_INT_ENABLE 0x14
111#define AR71XX_RESET_REG_PCI_INT_STATUS 0x18
112#define AR71XX_RESET_REG_PCI_INT_ENABLE 0x1c
113#define AR71XX_RESET_REG_GLOBAL_INT_STATUS 0x20
114#define AR71XX_RESET_REG_RESET_MODULE 0x24
115#define AR71XX_RESET_REG_PERFC_CTRL 0x2c
116#define AR71XX_RESET_REG_PERFC0 0x30
117#define AR71XX_RESET_REG_PERFC1 0x34
118#define AR71XX_RESET_REG_REV_ID 0x90
119
120#define AR913X_RESET_REG_GLOBAL_INT_STATUS 0x18
121#define AR913X_RESET_REG_RESET_MODULE 0x1c
122#define AR913X_RESET_REG_PERF_CTRL 0x20
123#define AR913X_RESET_REG_PERFC0 0x24
124#define AR913X_RESET_REG_PERFC1 0x28
125
126#define AR724X_RESET_REG_RESET_MODULE 0x1c
127
128#define MISC_INT_DMA BIT(7)
129#define MISC_INT_OHCI BIT(6)
130#define MISC_INT_PERFC BIT(5)
131#define MISC_INT_WDOG BIT(4)
132#define MISC_INT_UART BIT(3)
133#define MISC_INT_GPIO BIT(2)
134#define MISC_INT_ERROR BIT(1)
135#define MISC_INT_TIMER BIT(0)
136
137#define AR71XX_RESET_EXTERNAL BIT(28)
138#define AR71XX_RESET_FULL_CHIP BIT(24)
139#define AR71XX_RESET_CPU_NMI BIT(21)
140#define AR71XX_RESET_CPU_COLD BIT(20)
141#define AR71XX_RESET_DMA BIT(19)
142#define AR71XX_RESET_SLIC BIT(18)
143#define AR71XX_RESET_STEREO BIT(17)
144#define AR71XX_RESET_DDR BIT(16)
145#define AR71XX_RESET_GE1_MAC BIT(13)
146#define AR71XX_RESET_GE1_PHY BIT(12)
147#define AR71XX_RESET_USBSUS_OVERRIDE BIT(10)
148#define AR71XX_RESET_GE0_MAC BIT(9)
149#define AR71XX_RESET_GE0_PHY BIT(8)
150#define AR71XX_RESET_USB_OHCI_DLL BIT(6)
151#define AR71XX_RESET_USB_HOST BIT(5)
152#define AR71XX_RESET_USB_PHY BIT(4)
153#define AR71XX_RESET_PCI_BUS BIT(1)
154#define AR71XX_RESET_PCI_CORE BIT(0)
155
156#define AR724X_RESET_GE1_MDIO BIT(23)
157#define AR724X_RESET_GE0_MDIO BIT(22)
158#define AR724X_RESET_PCIE_PHY_SERIAL BIT(10)
159#define AR724X_RESET_PCIE_PHY BIT(7)
160#define AR724X_RESET_PCIE BIT(6)
161#define AR724X_RESET_OHCI_DLL BIT(3)
162
163#define AR913X_RESET_AMBA2WMAC BIT(22)
164
165#define REV_ID_MAJOR_MASK 0xfff0
166#define REV_ID_MAJOR_AR71XX 0x00a0
167#define REV_ID_MAJOR_AR913X 0x00b0
168#define REV_ID_MAJOR_AR7240 0x00c0
169#define REV_ID_MAJOR_AR7241 0x0100
170#define REV_ID_MAJOR_AR7242 0x1100
171
172#define AR71XX_REV_ID_MINOR_MASK 0x3
173#define AR71XX_REV_ID_MINOR_AR7130 0x0
174#define AR71XX_REV_ID_MINOR_AR7141 0x1
175#define AR71XX_REV_ID_MINOR_AR7161 0x2
176#define AR71XX_REV_ID_REVISION_MASK 0x3
177#define AR71XX_REV_ID_REVISION_SHIFT 2
178
179#define AR913X_REV_ID_MINOR_MASK 0x3
180#define AR913X_REV_ID_MINOR_AR9130 0x0
181#define AR913X_REV_ID_MINOR_AR9132 0x1
182#define AR913X_REV_ID_REVISION_MASK 0x3
183#define AR913X_REV_ID_REVISION_SHIFT 2
184
185#define AR724X_REV_ID_REVISION_MASK 0x3
186
187/*
188 * SPI block
189 */
190#define AR71XX_SPI_REG_FS 0x00 /* Function Select */
191#define AR71XX_SPI_REG_CTRL 0x04 /* SPI Control */
192#define AR71XX_SPI_REG_IOC 0x08 /* SPI I/O Control */
193#define AR71XX_SPI_REG_RDS 0x0c /* Read Data Shift */
194
195#define AR71XX_SPI_FS_GPIO BIT(0) /* Enable GPIO mode */
196
197#define AR71XX_SPI_CTRL_RD BIT(6) /* Remap Disable */
198#define AR71XX_SPI_CTRL_DIV_MASK 0x3f
199
200#define AR71XX_SPI_IOC_DO BIT(0) /* Data Out pin */
201#define AR71XX_SPI_IOC_CLK BIT(8) /* CLK pin */
202#define AR71XX_SPI_IOC_CS(n) BIT(16 + (n))
203#define AR71XX_SPI_IOC_CS0 AR71XX_SPI_IOC_CS(0)
204#define AR71XX_SPI_IOC_CS1 AR71XX_SPI_IOC_CS(1)
205#define AR71XX_SPI_IOC_CS2 AR71XX_SPI_IOC_CS(2)
206#define AR71XX_SPI_IOC_CS_ALL (AR71XX_SPI_IOC_CS0 | AR71XX_SPI_IOC_CS1 | \
207 AR71XX_SPI_IOC_CS2)
208
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209/*
210 * GPIO block
211 */
212#define AR71XX_GPIO_REG_OE 0x00
213#define AR71XX_GPIO_REG_IN 0x04
214#define AR71XX_GPIO_REG_OUT 0x08
215#define AR71XX_GPIO_REG_SET 0x0c
216#define AR71XX_GPIO_REG_CLEAR 0x10
217#define AR71XX_GPIO_REG_INT_MODE 0x14
218#define AR71XX_GPIO_REG_INT_TYPE 0x18
219#define AR71XX_GPIO_REG_INT_POLARITY 0x1c
220#define AR71XX_GPIO_REG_INT_PENDING 0x20
221#define AR71XX_GPIO_REG_INT_ENABLE 0x24
222#define AR71XX_GPIO_REG_FUNC 0x28
223
224#define AR71XX_GPIO_COUNT 16
225#define AR724X_GPIO_COUNT 18
226#define AR913X_GPIO_COUNT 22
227
d4a67d9d 228#endif /* __ASM_MACH_AR71XX_REGS_H */