2 * Atheros AR71xx SoC specific definitions
4 * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
5 * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
7 * Parts of this file are based on Atheros' 2.6.15 BSP
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.
14 #ifndef __ASM_MACH_AR71XX_H
15 #define __ASM_MACH_AR71XX_H
17 #include <linux/types.h>
18 #include <linux/init.h>
20 #include <linux/bitops.h>
24 #define AR71XX_PCI_MEM_BASE 0x10000000
25 #define AR71XX_PCI_MEM_SIZE 0x08000000
26 #define AR71XX_APB_BASE 0x18000000
27 #define AR71XX_GE0_BASE 0x19000000
28 #define AR71XX_GE0_SIZE 0x01000000
29 #define AR71XX_GE1_BASE 0x1a000000
30 #define AR71XX_GE1_SIZE 0x01000000
31 #define AR71XX_EHCI_BASE 0x1b000000
32 #define AR71XX_EHCI_SIZE 0x01000000
33 #define AR71XX_OHCI_BASE 0x1c000000
34 #define AR71XX_OHCI_SIZE 0x01000000
35 #define AR71XX_SPI_BASE 0x1f000000
36 #define AR71XX_SPI_SIZE 0x01000000
38 #define AR71XX_DDR_CTRL_BASE (AR71XX_APB_BASE + 0x00000000)
39 #define AR71XX_DDR_CTRL_SIZE 0x10000
40 #define AR71XX_CPU_BASE (AR71XX_APB_BASE + 0x00010000)
41 #define AR71XX_UART_BASE (AR71XX_APB_BASE + 0x00020000)
42 #define AR71XX_UART_SIZE 0x10000
43 #define AR71XX_USB_CTRL_BASE (AR71XX_APB_BASE + 0x00030000)
44 #define AR71XX_USB_CTRL_SIZE 0x10000
45 #define AR71XX_GPIO_BASE (AR71XX_APB_BASE + 0x00040000)
46 #define AR71XX_GPIO_SIZE 0x10000
47 #define AR71XX_PLL_BASE (AR71XX_APB_BASE + 0x00050000)
48 #define AR71XX_PLL_SIZE 0x10000
49 #define AR71XX_RESET_BASE (AR71XX_APB_BASE + 0x00060000)
50 #define AR71XX_RESET_SIZE 0x10000
51 #define AR71XX_MII_BASE (AR71XX_APB_BASE + 0x00070000)
52 #define AR71XX_MII_SIZE 0x10000
53 #define AR71XX_SLIC_BASE (AR71XX_APB_BASE + 0x00090000)
54 #define AR71XX_SLIC_SIZE 0x10000
55 #define AR71XX_DMA_BASE (AR71XX_APB_BASE + 0x000A0000)
56 #define AR71XX_DMA_SIZE 0x10000
57 #define AR71XX_STEREO_BASE (AR71XX_APB_BASE + 0x000B0000)
58 #define AR71XX_STEREO_SIZE 0x10000
60 #define AR71XX_CPU_IRQ_BASE 0
61 #define AR71XX_MISC_IRQ_BASE 8
62 #define AR71XX_MISC_IRQ_COUNT 8
63 #define AR71XX_GPIO_IRQ_BASE 16
64 #define AR71XX_GPIO_IRQ_COUNT 16
65 #define AR71XX_PCI_IRQ_BASE 32
66 #define AR71XX_PCI_IRQ_COUNT 4
68 #define AR71XX_CPU_IRQ_PCI (AR71XX_CPU_IRQ_BASE + 2)
69 #define AR71XX_CPU_IRQ_USB (AR71XX_CPU_IRQ_BASE + 3)
70 #define AR71XX_CPU_IRQ_GE0 (AR71XX_CPU_IRQ_BASE + 4)
71 #define AR71XX_CPU_IRQ_GE1 (AR71XX_CPU_IRQ_BASE + 5)
72 #define AR71XX_CPU_IRQ_MISC (AR71XX_CPU_IRQ_BASE + 6)
73 #define AR71XX_CPU_IRQ_TIMER (AR71XX_CPU_IRQ_BASE + 7)
75 #define AR71XX_MISC_IRQ_TIMER (AR71XX_MISC_IRQ_BASE + 0)
76 #define AR71XX_MISC_IRQ_ERROR (AR71XX_MISC_IRQ_BASE + 1)
77 #define AR71XX_MISC_IRQ_GPIO (AR71XX_MISC_IRQ_BASE + 2)
78 #define AR71XX_MISC_IRQ_UART (AR71XX_MISC_IRQ_BASE + 3)
79 #define AR71XX_MISC_IRQ_WDOG (AR71XX_MISC_IRQ_BASE + 4)
80 #define AR71XX_MISC_IRQ_PERFC (AR71XX_MISC_IRQ_BASE + 5)
81 #define AR71XX_MISC_IRQ_OHCI (AR71XX_MISC_IRQ_BASE + 6)
82 #define AR71XX_MISC_IRQ_DMA (AR71XX_MISC_IRQ_BASE + 7)
84 #define AR71XX_GPIO_IRQ(_x) (AR71XX_GPIO_IRQ_BASE + (_x))
86 #define AR71XX_PCI_IRQ_DEV0 (AR71XX_PCI_IRQ_BASE + 0)
87 #define AR71XX_PCI_IRQ_DEV1 (AR71XX_PCI_IRQ_BASE + 1)
88 #define AR71XX_PCI_IRQ_DEV2 (AR71XX_PCI_IRQ_BASE + 2)
89 #define AR71XX_PCI_IRQ_CORE (AR71XX_PCI_IRQ_BASE + 3)
91 extern u32 ar71xx_ahb_freq
;
92 extern u32 ar71xx_cpu_freq
;
93 extern u32 ar71xx_ddr_freq
;
98 #define PLL_REG_CPU_PLL_CFG 0x00
99 #define PLL_REG_SEC_PLL_CFG 0x04
100 #define PLL_REG_CPU_CLK_CTRL 0x08
101 #define PLL_REG_ETH_INT0_CLK 0x10
102 #define PLL_REG_ETH_INT1_CLK 0x14
103 #define PLL_REG_ETH_EXT_CLK 0x18
104 #define PLL_REG_PCI_CLK 0x1c
106 #define AR71XX_PLL_DIV_SHIFT 3
107 #define AR71XX_PLL_DIV_MASK 0x1f
108 #define AR71XX_CPU_DIV_SHIFT 16
109 #define AR71XX_CPU_DIV_MASK 0x3
110 #define AR71XX_DDR_DIV_SHIFT 18
111 #define AR71XX_DDR_DIV_MASK 0x3
112 #define AR71XX_AHB_DIV_SHIFT 20
113 #define AR71XX_AHB_DIV_MASK 0x7
115 #define AR91XX_PLL_DIV_SHIFT 0
116 #define AR91XX_PLL_DIV_MASK 0x3ff
117 #define AR91XX_DDR_DIV_SHIFT 22
118 #define AR91XX_DDR_DIV_MASK 0x3
119 #define AR91XX_AHB_DIV_SHIFT 19
120 #define AR91XX_AHB_DIV_MASK 0x1
122 extern void __iomem
*ar71xx_pll_base
;
124 static inline void ar71xx_pll_wr(unsigned reg
, u32 val
)
126 __raw_writel(val
, ar71xx_pll_base
+ reg
);
129 static inline u32
ar71xx_pll_rr(unsigned reg
)
131 return __raw_readl(ar71xx_pll_base
+ reg
);
137 #define USB_CTRL_REG_FLADJ 0x00
138 #define USB_CTRL_REG_CONFIG 0x04
140 extern void __iomem
*ar71xx_usb_ctrl_base
;
142 static inline void ar71xx_usb_ctrl_wr(unsigned reg
, u32 val
)
144 __raw_writel(val
, ar71xx_usb_ctrl_base
+ reg
);
147 static inline u32
ar71xx_usb_ctrl_rr(unsigned reg
)
149 return __raw_readl(ar71xx_usb_ctrl_base
+ reg
);
152 extern void ar71xx_add_device_usb(void) __init
;
157 #define GPIO_REG_OE 0x00
158 #define GPIO_REG_IN 0x04
159 #define GPIO_REG_OUT 0x08
160 #define GPIO_REG_SET 0x0c
161 #define GPIO_REG_CLEAR 0x10
162 #define GPIO_REG_INT_MODE 0x14
163 #define GPIO_REG_INT_TYPE 0x18
164 #define GPIO_REG_INT_POLARITY 0x1c
165 #define GPIO_REG_INT_PENDING 0x20
166 #define GPIO_REG_INT_ENABLE 0x24
167 #define GPIO_REG_FUNC 0x28
169 #define GPIO_FUNC_STEREO_EN BIT(17)
170 #define GPIO_FUNC_SLIC_EN BIT(16)
171 #define GPIO_FUNC_SPI_CS1_EN BIT(15)
172 #define GPIO_FUNC_SPI_CS0_EN BIT(14)
173 #define GPIO_FUNC_SPI_EN BIT(13)
174 #define GPIO_FUNC_UART_EN BIT(8)
175 #define GPIO_FUNC_USB_OC_EN BIT(4)
176 #define GPIO_FUNC_USB_CLK_EN BIT(0)
178 #define AR71XX_GPIO_COUNT 16
180 extern void __iomem
*ar71xx_gpio_base
;
182 static inline void ar71xx_gpio_wr(unsigned reg
, u32 value
)
184 __raw_writel(value
, ar71xx_gpio_base
+ reg
);
187 static inline u32
ar71xx_gpio_rr(unsigned reg
)
189 return __raw_readl(ar71xx_gpio_base
+ reg
);
192 extern void ar71xx_gpio_init(void) __init
;
193 extern void ar71xx_gpio_function_enable(u32 mask
);
194 extern void ar71xx_gpio_function_disable(u32 mask
);
199 #define DDR_REG_PCI_WIN0 0x7c
200 #define DDR_REG_PCI_WIN1 0x80
201 #define DDR_REG_PCI_WIN2 0x84
202 #define DDR_REG_PCI_WIN3 0x88
203 #define DDR_REG_PCI_WIN4 0x8c
204 #define DDR_REG_PCI_WIN5 0x90
205 #define DDR_REG_PCI_WIN6 0x94
206 #define DDR_REG_PCI_WIN7 0x98
207 #define DDR_REG_FLUSH_GE0 0x9c
208 #define DDR_REG_FLUSH_GE1 0xa0
209 #define DDR_REG_FLUSH_USB 0xa4
210 #define DDR_REG_FLUSH_PCI 0xa8
212 #define PCI_WIN0_OFFS 0x10000000
213 #define PCI_WIN1_OFFS 0x11000000
214 #define PCI_WIN2_OFFS 0x12000000
215 #define PCI_WIN3_OFFS 0x13000000
216 #define PCI_WIN4_OFFS 0x14000000
217 #define PCI_WIN5_OFFS 0x15000000
218 #define PCI_WIN6_OFFS 0x16000000
219 #define PCI_WIN7_OFFS 0x07000000
221 extern void __iomem
*ar71xx_ddr_base
;
223 static inline void ar71xx_ddr_wr(unsigned reg
, u32 val
)
225 __raw_writel(val
, ar71xx_ddr_base
+ reg
);
228 static inline u32
ar71xx_ddr_rr(unsigned reg
)
230 return __raw_readl(ar71xx_ddr_base
+ reg
);
233 extern void ar71xx_ddr_flush(u32 reg
);
238 #define AR71XX_PCI_CFG_BASE (AR71XX_PCI_MEM_BASE + PCI_WIN7_OFFS + 0x10000)
239 #define AR71XX_PCI_CFG_SIZE 0x100
241 #define PCI_REG_CRP_AD_CBE 0x00
242 #define PCI_REG_CRP_WRDATA 0x04
243 #define PCI_REG_CRP_RDDATA 0x08
244 #define PCI_REG_CFG_AD 0x0c
245 #define PCI_REG_CFG_CBE 0x10
246 #define PCI_REG_CFG_WRDATA 0x14
247 #define PCI_REG_CFG_RDDATA 0x18
248 #define PCI_REG_PCI_ERR 0x1c
249 #define PCI_REG_PCI_ERR_ADDR 0x20
250 #define PCI_REG_AHB_ERR 0x24
251 #define PCI_REG_AHB_ERR_ADDR 0x28
253 #define PCI_CRP_CMD_WRITE 0x00010000
254 #define PCI_CRP_CMD_READ 0x00000000
255 #define PCI_CFG_CMD_READ 0x0000000a
256 #define PCI_CFG_CMD_WRITE 0x0000000b
258 #define PCI_IDSEL_ADL_START 17
263 #define RESET_REG_TIMER 0x00
264 #define RESET_REG_TIMER_RELOAD 0x04
265 #define RESET_REG_WDOG_CTRL 0x08
266 #define RESET_REG_WDOG 0x0c
267 #define RESET_REG_MISC_INT_STATUS 0x10
268 #define RESET_REG_MISC_INT_ENABLE 0x14
269 #define RESET_REG_PCI_INT_STATUS 0x18
270 #define RESET_REG_PCI_INT_ENABLE 0x1c
271 #define RESET_REG_GLOBAL_INT_STATUS 0x20
272 #define RESET_REG_RESET_MODULE 0x24
273 #define RESET_REG_PERFC_CTRL 0x2c
274 #define RESET_REG_PERFC0 0x30
275 #define RESET_REG_PERFC1 0x34
276 #define RESET_REG_REV_ID 0x90
278 #define WDOG_CTRL_LAST_RESET BIT(31)
279 #define WDOG_CTRL_ACTION_MASK 3
280 #define WDOG_CTRL_ACTION_NONE 0 /* no action */
281 #define WDOG_CTRL_ACTION_GPI 1 /* general purpose interrupt */
282 #define WDOG_CTRL_ACTION_NMI 2 /* NMI */
283 #define WDOG_CTRL_ACTION_FCR 3 /* full chip reset */
285 #define MISC_INT_DMA BIT(7)
286 #define MISC_INT_OHCI BIT(6)
287 #define MISC_INT_PERFC BIT(5)
288 #define MISC_INT_WDOG BIT(4)
289 #define MISC_INT_UART BIT(3)
290 #define MISC_INT_GPIO BIT(2)
291 #define MISC_INT_ERROR BIT(1)
292 #define MISC_INT_TIMER BIT(0)
294 #define PCI_INT_CORE BIT(4)
295 #define PCI_INT_DEV2 BIT(2)
296 #define PCI_INT_DEV1 BIT(1)
297 #define PCI_INT_DEV0 BIT(0)
299 #define RESET_MODULE_EXTERNAL BIT(28)
300 #define RESET_MODULE_FULL_CHIP BIT(24)
301 #define RESET_MODULE_CPU_NMI BIT(21)
302 #define RESET_MODULE_CPU_COLD BIT(20)
303 #define RESET_MODULE_DMA BIT(19)
304 #define RESET_MODULE_SLIC BIT(18)
305 #define RESET_MODULE_STEREO BIT(17)
306 #define RESET_MODULE_DDR BIT(16)
307 #define RESET_MODULE_GE1_MAC BIT(13)
308 #define RESET_MODULE_GE1_PHY BIT(12)
309 #define RESET_MODULE_USBSUS_OVERRIDE BIT(10)
310 #define RESET_MODULE_GE0_MAC BIT(9)
311 #define RESET_MODULE_GE0_PHY BIT(8)
312 #define RESET_MODULE_USB_OHCI_DLL BIT(6)
313 #define RESET_MODULE_USB_HOST BIT(5)
314 #define RESET_MODULE_USB_PHY BIT(4)
315 #define RESET_MODULE_PCI_BUS BIT(1)
316 #define RESET_MODULE_PCI_CORE BIT(0)
318 #define REV_ID_MASK 0xff
319 #define REV_ID_CHIP_MASK 0xf3
320 #define REV_ID_CHIP_AR7130 0xa0
321 #define REV_ID_CHIP_AR7141 0xa1
322 #define REV_ID_CHIP_AR7161 0xa2
323 #define REV_ID_CHIP_AR9130 0xb0
325 #define REV_ID_REVISION_MASK 0x3
326 #define REV_ID_REVISION_SHIFT 2
328 extern void __iomem
*ar71xx_reset_base
;
330 static inline void ar71xx_reset_wr(unsigned reg
, u32 val
)
332 __raw_writel(val
, ar71xx_reset_base
+ reg
);
335 static inline u32
ar71xx_reset_rr(unsigned reg
)
337 return __raw_readl(ar71xx_reset_base
+ reg
);
340 extern void ar71xx_device_stop(u32 mask
);
341 extern void ar71xx_device_start(u32 mask
);
346 #define SPI_REG_FS 0x00 /* Function Select */
347 #define SPI_REG_CTRL 0x04 /* SPI Control */
348 #define SPI_REG_IOC 0x08 /* SPI I/O Control */
349 #define SPI_REG_RDS 0x0c /* Read Data Shift */
351 #define SPI_FS_GPIO BIT(0) /* Enable GPIO mode */
353 #define SPI_CTRL_RD BIT(6) /* Remap Disable */
354 #define SPI_CTRL_DIV_MASK 0x3f
356 #define SPI_IOC_DO BIT(0) /* Data Out pin */
357 #define SPI_IOC_CLK BIT(8) /* CLK pin */
358 #define SPI_IOC_CS(n) BIT(16 + (n))
359 #define SPI_IOC_CS0 SPI_IOC_CS(0)
360 #define SPI_IOC_CS1 SPI_IOC_CS(1)
361 #define SPI_IOC_CS2 SPI_IOC_CS(2)
362 #define SPI_IOC_CS_ALL (SPI_IOC_CS0 | SPI_IOC_CS1 | SPI_IOC_CS2)
367 #define MII_REG_MII0_CTRL 0x00
368 #define MII_REG_MII1_CTRL 0x04
370 #define MII0_CTRL_IF_GMII 0
371 #define MII0_CTRL_IF_MII 1
372 #define MII0_CTRL_IF_RGMII 2
373 #define MII0_CTRL_IF_RMII 3
375 #define MII1_CTRL_IF_RGMII 0
376 #define MII1_CTRL_IF_RMII 1
378 #endif /* __ASSEMBLER__ */
380 #endif /* __ASM_MACH_AR71XX_H */
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