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3ecbf05b PM |
1 | /* |
2 | * This program is free software; you can redistribute it and/or modify | |
3 | * it under the terms of the GNU General Public License version 2 as | |
4 | * published by the Free Software Foundation. | |
5 | * | |
6 | * This program is distributed in the hope that it will be useful, | |
7 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
8 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
9 | * GNU General Public License for more details. | |
10 | * | |
11 | * Copyright (C) 2012 ARM Limited | |
12 | */ | |
13 | ||
14 | #ifndef _LINUX_VEXPRESS_H | |
15 | #define _LINUX_VEXPRESS_H | |
16 | ||
17 | #include <linux/device.h> | |
3b9334ac | 18 | #include <linux/platform_device.h> |
7b6d864b | 19 | #include <linux/reboot.h> |
3b9334ac | 20 | #include <linux/regmap.h> |
3ecbf05b PM |
21 | |
22 | #define VEXPRESS_SITE_MB 0 | |
23 | #define VEXPRESS_SITE_DB1 1 | |
24 | #define VEXPRESS_SITE_DB2 2 | |
25 | #define VEXPRESS_SITE_MASTER 0xf | |
26 | ||
88e0abcd PM |
27 | #define VEXPRESS_GPIO_MMC_CARDIN 0 |
28 | #define VEXPRESS_GPIO_MMC_WPROT 1 | |
29 | #define VEXPRESS_GPIO_FLASH_WPn 2 | |
8ea402f5 PM |
30 | #define VEXPRESS_GPIO_LED0 3 |
31 | #define VEXPRESS_GPIO_LED1 4 | |
32 | #define VEXPRESS_GPIO_LED2 5 | |
33 | #define VEXPRESS_GPIO_LED3 6 | |
34 | #define VEXPRESS_GPIO_LED4 7 | |
35 | #define VEXPRESS_GPIO_LED5 8 | |
36 | #define VEXPRESS_GPIO_LED6 9 | |
37 | #define VEXPRESS_GPIO_LED7 10 | |
88e0abcd PM |
38 | |
39 | #define VEXPRESS_RES_FUNC(_site, _func) \ | |
40 | { \ | |
41 | .start = (_site), \ | |
42 | .end = (_func), \ | |
43 | .flags = IORESOURCE_BUS, \ | |
44 | } | |
45 | ||
3b9334ac | 46 | /* Config infrastructure */ |
3ecbf05b | 47 | |
3b9334ac PM |
48 | void vexpress_config_set_master(u32 site); |
49 | u32 vexpress_config_get_master(void); | |
3ecbf05b | 50 | |
3b9334ac PM |
51 | void vexpress_config_lock(void *arg); |
52 | void vexpress_config_unlock(void *arg); | |
3ecbf05b | 53 | |
3b9334ac PM |
54 | int vexpress_config_get_topo(struct device_node *node, u32 *site, |
55 | u32 *position, u32 *dcc); | |
3ecbf05b | 56 | |
3b9334ac | 57 | /* Config bridge API */ |
3ecbf05b | 58 | |
3b9334ac PM |
59 | struct vexpress_config_bridge_ops { |
60 | struct regmap * (*regmap_init)(struct device *dev, void *context); | |
61 | void (*regmap_exit)(struct regmap *regmap, void *context); | |
62 | }; | |
3ecbf05b | 63 | |
3b9334ac PM |
64 | struct device *vexpress_config_bridge_register(struct device *parent, |
65 | struct vexpress_config_bridge_ops *ops, void *context); | |
3ecbf05b | 66 | |
3b9334ac | 67 | /* Config regmap API */ |
3ecbf05b | 68 | |
3b9334ac | 69 | struct regmap *devm_regmap_init_vexpress_config(struct device *dev); |
3ecbf05b | 70 | |
88e0abcd PM |
71 | /* Platform control */ |
72 | ||
73 | u32 vexpress_get_procid(int site); | |
74 | u32 vexpress_get_hbi(int site); | |
75 | void *vexpress_get_24mhz_clock_base(void); | |
76 | void vexpress_flags_set(u32 data); | |
77 | ||
88e0abcd PM |
78 | void vexpress_sysreg_early_init(void __iomem *base); |
79 | void vexpress_sysreg_of_early_init(void); | |
3b9334ac | 80 | int vexpress_sysreg_config_device_register(struct platform_device *pdev); |
88e0abcd | 81 | |
38669e04 PM |
82 | /* Clocks */ |
83 | ||
38669e04 | 84 | void vexpress_clk_init(void __iomem *sp810_base); |
38669e04 | 85 | |
3ecbf05b | 86 | #endif |