ARM: vexpress: Initial common clock support
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / arm / mach-vexpress / include / mach / motherboard.h
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1#ifndef __MACH_MOTHERBOARD_H
2#define __MACH_MOTHERBOARD_H
3
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4#include <linux/clk-provider.h>
5
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6/*
7 * Physical addresses, offset from V2M_PA_CS0-3
8 */
9#define V2M_NOR0 (V2M_PA_CS0)
10#define V2M_NOR1 (V2M_PA_CS1)
11#define V2M_SRAM (V2M_PA_CS2)
12#define V2M_VIDEO_SRAM (V2M_PA_CS3 + 0x00000000)
13#define V2M_LAN9118 (V2M_PA_CS3 + 0x02000000)
14#define V2M_ISP1761 (V2M_PA_CS3 + 0x03000000)
15
16/*
17 * Physical addresses, offset from V2M_PA_CS7
18 */
19#define V2M_SYSREGS (V2M_PA_CS7 + 0x00000000)
20#define V2M_SYSCTL (V2M_PA_CS7 + 0x00001000)
21#define V2M_SERIAL_BUS_PCI (V2M_PA_CS7 + 0x00002000)
22
23#define V2M_AACI (V2M_PA_CS7 + 0x00004000)
24#define V2M_MMCI (V2M_PA_CS7 + 0x00005000)
25#define V2M_KMI0 (V2M_PA_CS7 + 0x00006000)
26#define V2M_KMI1 (V2M_PA_CS7 + 0x00007000)
27
28#define V2M_UART0 (V2M_PA_CS7 + 0x00009000)
29#define V2M_UART1 (V2M_PA_CS7 + 0x0000a000)
30#define V2M_UART2 (V2M_PA_CS7 + 0x0000b000)
31#define V2M_UART3 (V2M_PA_CS7 + 0x0000c000)
32
33#define V2M_WDT (V2M_PA_CS7 + 0x0000f000)
34
35#define V2M_TIMER01 (V2M_PA_CS7 + 0x00011000)
36#define V2M_TIMER23 (V2M_PA_CS7 + 0x00012000)
37
38#define V2M_SERIAL_BUS_DVI (V2M_PA_CS7 + 0x00016000)
39#define V2M_RTC (V2M_PA_CS7 + 0x00017000)
40
41#define V2M_CF (V2M_PA_CS7 + 0x0001a000)
42#define V2M_CLCD (V2M_PA_CS7 + 0x0001f000)
43
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44/*
45 * Offsets from SYSREGS base
46 */
47#define V2M_SYS_ID 0x000
48#define V2M_SYS_SW 0x004
49#define V2M_SYS_LED 0x008
50#define V2M_SYS_100HZ 0x024
51#define V2M_SYS_FLAGS 0x030
52#define V2M_SYS_FLAGSSET 0x030
53#define V2M_SYS_FLAGSCLR 0x034
54#define V2M_SYS_NVFLAGS 0x038
55#define V2M_SYS_NVFLAGSSET 0x038
56#define V2M_SYS_NVFLAGSCLR 0x03c
57#define V2M_SYS_MCI 0x048
58#define V2M_SYS_FLASH 0x03c
59#define V2M_SYS_CFGSW 0x058
60#define V2M_SYS_24MHZ 0x05c
61#define V2M_SYS_MISC 0x060
62#define V2M_SYS_DMA 0x064
63#define V2M_SYS_PROCID0 0x084
64#define V2M_SYS_PROCID1 0x088
65#define V2M_SYS_CFGDATA 0x0a0
66#define V2M_SYS_CFGCTRL 0x0a4
67#define V2M_SYS_CFGSTAT 0x0a8
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68
69
70/*
71 * Interrupts. Those in {} are for AMBA devices
72 */
73#define IRQ_V2M_WDT { (32 + 0) }
74#define IRQ_V2M_TIMER0 (32 + 2)
75#define IRQ_V2M_TIMER1 (32 + 2)
76#define IRQ_V2M_TIMER2 (32 + 3)
77#define IRQ_V2M_TIMER3 (32 + 3)
78#define IRQ_V2M_RTC { (32 + 4) }
79#define IRQ_V2M_UART0 { (32 + 5) }
80#define IRQ_V2M_UART1 { (32 + 6) }
81#define IRQ_V2M_UART2 { (32 + 7) }
82#define IRQ_V2M_UART3 { (32 + 8) }
83#define IRQ_V2M_MMCI { (32 + 9), (32 + 10) }
84#define IRQ_V2M_AACI { (32 + 11) }
85#define IRQ_V2M_KMI0 { (32 + 12) }
86#define IRQ_V2M_KMI1 { (32 + 13) }
87#define IRQ_V2M_CLCD { (32 + 14) }
88#define IRQ_V2M_LAN9118 (32 + 15)
89#define IRQ_V2M_ISP1761 (32 + 16)
90#define IRQ_V2M_PCIE (32 + 17)
91
92
93/*
94 * Configuration
95 */
96#define SYS_CFG_START (1 << 31)
97#define SYS_CFG_WRITE (1 << 30)
98#define SYS_CFG_OSC (1 << 20)
99#define SYS_CFG_VOLT (2 << 20)
100#define SYS_CFG_AMP (3 << 20)
101#define SYS_CFG_TEMP (4 << 20)
102#define SYS_CFG_RESET (5 << 20)
103#define SYS_CFG_SCC (6 << 20)
104#define SYS_CFG_MUXFPGA (7 << 20)
105#define SYS_CFG_SHUTDOWN (8 << 20)
106#define SYS_CFG_REBOOT (9 << 20)
107#define SYS_CFG_DVIMODE (11 << 20)
108#define SYS_CFG_POWER (12 << 20)
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109#define SYS_CFG_SITE(n) ((n) << 16)
110#define SYS_CFG_SITE_MB 0
111#define SYS_CFG_SITE_DB1 1
112#define SYS_CFG_SITE_DB2 2
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113#define SYS_CFG_STACK(n) ((n) << 12)
114
115#define SYS_CFG_ERR (1 << 1)
116#define SYS_CFG_COMPLETE (1 << 0)
117
118int v2m_cfg_write(u32 devfn, u32 data);
119int v2m_cfg_read(u32 devfn, u32 *data);
98ed4ceb 120void v2m_flags_set(u32 data);
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122/*
123 * Miscellaneous
124 */
125#define SYS_MISC_MASTERSITE (1 << 14)
126#define SYS_PROCIDx_HBI_MASK 0xfff
127
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128int v2m_get_master_site(void);
129
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130/*
131 * Core tile IDs
132 */
133#define V2M_CT_ID_CA9 0x0c000191
134#define V2M_CT_ID_UNSUPPORTED 0xff000191
135#define V2M_CT_ID_MASK 0xff000fff
136
137struct ct_desc {
138 u32 id;
139 const char *name;
140 void (*map_io)(void);
141 void (*init_early)(void);
142 void (*init_irq)(void);
143 void (*init_tile)(void);
144#ifdef CONFIG_SMP
145 void (*init_cpu_map)(void);
146 void (*smp_enable)(unsigned int);
147#endif
148};
149
150extern struct ct_desc *ct_desc;
151
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152/*
153 * OSC clock provider
154 */
155struct v2m_osc {
156 struct clk_hw hw;
157 u8 site; /* 0 = motherboard, 1 = site 1, 2 = site 2 */
158 u8 stack; /* board stack position */
159 u16 osc;
160 unsigned long rate_min;
161 unsigned long rate_max;
162 unsigned long rate_default;
163};
164
165#define to_v2m_osc(osc) container_of(osc, struct v2m_osc, hw)
166
167struct clk *v2m_osc_register(const char *name, struct v2m_osc *osc);
168
ceade897 169#endif