diff options
author | Ben Dooks <ben-linux@fluff.org> | 2008-10-07 18:09:51 -0400 |
---|---|---|
committer | Ben Dooks <ben-linux@fluff.org> | 2008-10-07 18:09:51 -0400 |
commit | d5120ae72a066b18f98e0c45ce73262f58030851 (patch) | |
tree | 5e00e7d04a560f720bd4ebc8acba2ffcc8de7b7c /arch/arm/plat-s3c | |
parent | a2b7ba9ca471438c2bb0c3bdf0ff2ed7fdce3d2f (diff) |
[ARM] S3C24XX: Additional include moves
Continue moving the include files into arch/arm
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/plat-s3c')
-rw-r--r-- | arch/arm/plat-s3c/include/plat/map.h | 40 | ||||
-rw-r--r-- | arch/arm/plat-s3c/include/plat/regs-adc.h | 60 | ||||
-rw-r--r-- | arch/arm/plat-s3c/include/plat/uncompress.h | 155 |
3 files changed, 255 insertions, 0 deletions
diff --git a/arch/arm/plat-s3c/include/plat/map.h b/arch/arm/plat-s3c/include/plat/map.h new file mode 100644 index 000000000000..b84289d32a54 --- /dev/null +++ b/arch/arm/plat-s3c/include/plat/map.h | |||
@@ -0,0 +1,40 @@ | |||
1 | /* linux/include/asm-arm/plat-s3c/map.h | ||
2 | * | ||
3 | * Copyright 2003, 2007 Simtec Electronics | ||
4 | * http://armlinux.simtec.co.uk/ | ||
5 | * Ben Dooks <ben@simtec.co.uk> | ||
6 | * | ||
7 | * S3C - Memory map definitions (virtual addresses) | ||
8 | * | ||
9 | * This program is free software; you can redistribute it and/or modify | ||
10 | * it under the terms of the GNU General Public License version 2 as | ||
11 | * published by the Free Software Foundation. | ||
12 | */ | ||
13 | |||
14 | #ifndef __ASM_PLAT_MAP_H | ||
15 | #define __ASM_PLAT_MAP_H __FILE__ | ||
16 | |||
17 | /* Fit all our registers in at 0xF4000000 upwards, trying to use as | ||
18 | * little of the VA space as possible so vmalloc and friends have a | ||
19 | * better chance of getting memory. | ||
20 | * | ||
21 | * we try to ensure stuff like the IRQ registers are available for | ||
22 | * an single MOVS instruction (ie, only 8 bits of set data) | ||
23 | */ | ||
24 | |||
25 | #define S3C_ADDR_BASE (0xF4000000) | ||
26 | |||
27 | #ifndef __ASSEMBLY__ | ||
28 | #define S3C_ADDR(x) ((void __iomem __force *)S3C_ADDR_BASE + (x)) | ||
29 | #else | ||
30 | #define S3C_ADDR(x) (S3C_ADDR_BASE + (x)) | ||
31 | #endif | ||
32 | |||
33 | #define S3C_VA_IRQ S3C_ADDR(0x00000000) /* irq controller(s) */ | ||
34 | #define S3C_VA_SYS S3C_ADDR(0x00100000) /* system control */ | ||
35 | #define S3C_VA_MEM S3C_ADDR(0x00200000) /* system control */ | ||
36 | #define S3C_VA_TIMER S3C_ADDR(0x00300000) /* timer block */ | ||
37 | #define S3C_VA_WATCHDOG S3C_ADDR(0x00400000) /* watchdog */ | ||
38 | #define S3C_VA_UART S3C_ADDR(0x01000000) /* UART */ | ||
39 | |||
40 | #endif /* __ASM_PLAT_MAP_H */ | ||
diff --git a/arch/arm/plat-s3c/include/plat/regs-adc.h b/arch/arm/plat-s3c/include/plat/regs-adc.h new file mode 100644 index 000000000000..4323cccc86cd --- /dev/null +++ b/arch/arm/plat-s3c/include/plat/regs-adc.h | |||
@@ -0,0 +1,60 @@ | |||
1 | /* arch/arm/mach-s3c2410/include/mach/regs-adc.h | ||
2 | * | ||
3 | * Copyright (c) 2004 Shannon Holland <holland@loser.net> | ||
4 | * | ||
5 | * This program is free software; yosu can redistribute it and/or modify | ||
6 | * it under the terms of the GNU General Public License version 2 as | ||
7 | * published by the Free Software Foundation. | ||
8 | * | ||
9 | * S3C2410 ADC registers | ||
10 | */ | ||
11 | |||
12 | #ifndef __ASM_ARCH_REGS_ADC_H | ||
13 | #define __ASM_ARCH_REGS_ADC_H "regs-adc.h" | ||
14 | |||
15 | #define S3C2410_ADCREG(x) (x) | ||
16 | |||
17 | #define S3C2410_ADCCON S3C2410_ADCREG(0x00) | ||
18 | #define S3C2410_ADCTSC S3C2410_ADCREG(0x04) | ||
19 | #define S3C2410_ADCDLY S3C2410_ADCREG(0x08) | ||
20 | #define S3C2410_ADCDAT0 S3C2410_ADCREG(0x0C) | ||
21 | #define S3C2410_ADCDAT1 S3C2410_ADCREG(0x10) | ||
22 | |||
23 | |||
24 | /* ADCCON Register Bits */ | ||
25 | #define S3C2410_ADCCON_ECFLG (1<<15) | ||
26 | #define S3C2410_ADCCON_PRSCEN (1<<14) | ||
27 | #define S3C2410_ADCCON_PRSCVL(x) (((x)&0xFF)<<6) | ||
28 | #define S3C2410_ADCCON_PRSCVLMASK (0xFF<<6) | ||
29 | #define S3C2410_ADCCON_SELMUX(x) (((x)&0x7)<<3) | ||
30 | #define S3C2410_ADCCON_MUXMASK (0x7<<3) | ||
31 | #define S3C2410_ADCCON_STDBM (1<<2) | ||
32 | #define S3C2410_ADCCON_READ_START (1<<1) | ||
33 | #define S3C2410_ADCCON_ENABLE_START (1<<0) | ||
34 | #define S3C2410_ADCCON_STARTMASK (0x3<<0) | ||
35 | |||
36 | |||
37 | /* ADCTSC Register Bits */ | ||
38 | #define S3C2410_ADCTSC_YM_SEN (1<<7) | ||
39 | #define S3C2410_ADCTSC_YP_SEN (1<<6) | ||
40 | #define S3C2410_ADCTSC_XM_SEN (1<<5) | ||
41 | #define S3C2410_ADCTSC_XP_SEN (1<<4) | ||
42 | #define S3C2410_ADCTSC_PULL_UP_DISABLE (1<<3) | ||
43 | #define S3C2410_ADCTSC_AUTO_PST (1<<2) | ||
44 | #define S3C2410_ADCTSC_XY_PST(x) (((x)&0x3)<<0) | ||
45 | |||
46 | /* ADCDAT0 Bits */ | ||
47 | #define S3C2410_ADCDAT0_UPDOWN (1<<15) | ||
48 | #define S3C2410_ADCDAT0_AUTO_PST (1<<14) | ||
49 | #define S3C2410_ADCDAT0_XY_PST (0x3<<12) | ||
50 | #define S3C2410_ADCDAT0_XPDATA_MASK (0x03FF) | ||
51 | |||
52 | /* ADCDAT1 Bits */ | ||
53 | #define S3C2410_ADCDAT1_UPDOWN (1<<15) | ||
54 | #define S3C2410_ADCDAT1_AUTO_PST (1<<14) | ||
55 | #define S3C2410_ADCDAT1_XY_PST (0x3<<12) | ||
56 | #define S3C2410_ADCDAT1_YPDATA_MASK (0x03FF) | ||
57 | |||
58 | #endif /* __ASM_ARCH_REGS_ADC_H */ | ||
59 | |||
60 | |||
diff --git a/arch/arm/plat-s3c/include/plat/uncompress.h b/arch/arm/plat-s3c/include/plat/uncompress.h new file mode 100644 index 000000000000..4df006b9cc10 --- /dev/null +++ b/arch/arm/plat-s3c/include/plat/uncompress.h | |||
@@ -0,0 +1,155 @@ | |||
1 | /* linux/include/asm-arm/plat-s3c/uncompress.h | ||
2 | * | ||
3 | * Copyright 2003, 2007 Simtec Electronics | ||
4 | * http://armlinux.simtec.co.uk/ | ||
5 | * Ben Dooks <ben@simtec.co.uk> | ||
6 | * | ||
7 | * S3C - uncompress code | ||
8 | * | ||
9 | * This program is free software; you can redistribute it and/or modify | ||
10 | * it under the terms of the GNU General Public License version 2 as | ||
11 | * published by the Free Software Foundation. | ||
12 | */ | ||
13 | |||
14 | #ifndef __ASM_PLAT_UNCOMPRESS_H | ||
15 | #define __ASM_PLAT_UNCOMPRESS_H | ||
16 | |||
17 | typedef unsigned int upf_t; /* cannot include linux/serial_core.h */ | ||
18 | |||
19 | /* uart setup */ | ||
20 | |||
21 | static unsigned int fifo_mask; | ||
22 | static unsigned int fifo_max; | ||
23 | |||
24 | /* forward declerations */ | ||
25 | |||
26 | static void arch_detect_cpu(void); | ||
27 | |||
28 | /* defines for UART registers */ | ||
29 | |||
30 | #include <plat/regs-serial.h> | ||
31 | #include <asm/plat-s3c/regs-watchdog.h> | ||
32 | |||
33 | /* working in physical space... */ | ||
34 | #undef S3C2410_WDOGREG | ||
35 | #define S3C2410_WDOGREG(x) ((S3C24XX_PA_WATCHDOG + (x))) | ||
36 | |||
37 | /* how many bytes we allow into the FIFO at a time in FIFO mode */ | ||
38 | #define FIFO_MAX (14) | ||
39 | |||
40 | #define uart_base S3C24XX_PA_UART + (0x4000*CONFIG_S3C_LOWLEVEL_UART_PORT) | ||
41 | |||
42 | static __inline__ void | ||
43 | uart_wr(unsigned int reg, unsigned int val) | ||
44 | { | ||
45 | volatile unsigned int *ptr; | ||
46 | |||
47 | ptr = (volatile unsigned int *)(reg + uart_base); | ||
48 | *ptr = val; | ||
49 | } | ||
50 | |||
51 | static __inline__ unsigned int | ||
52 | uart_rd(unsigned int reg) | ||
53 | { | ||
54 | volatile unsigned int *ptr; | ||
55 | |||
56 | ptr = (volatile unsigned int *)(reg + uart_base); | ||
57 | return *ptr; | ||
58 | } | ||
59 | |||
60 | /* we can deal with the case the UARTs are being run | ||
61 | * in FIFO mode, so that we don't hold up our execution | ||
62 | * waiting for tx to happen... | ||
63 | */ | ||
64 | |||
65 | static void putc(int ch) | ||
66 | { | ||
67 | if (uart_rd(S3C2410_UFCON) & S3C2410_UFCON_FIFOMODE) { | ||
68 | int level; | ||
69 | |||
70 | while (1) { | ||
71 | level = uart_rd(S3C2410_UFSTAT); | ||
72 | level &= fifo_mask; | ||
73 | |||
74 | if (level < fifo_max) | ||
75 | break; | ||
76 | } | ||
77 | |||
78 | } else { | ||
79 | /* not using fifos */ | ||
80 | |||
81 | while ((uart_rd(S3C2410_UTRSTAT) & S3C2410_UTRSTAT_TXE) != S3C2410_UTRSTAT_TXE) | ||
82 | barrier(); | ||
83 | } | ||
84 | |||
85 | /* write byte to transmission register */ | ||
86 | uart_wr(S3C2410_UTXH, ch); | ||
87 | } | ||
88 | |||
89 | static inline void flush(void) | ||
90 | { | ||
91 | } | ||
92 | |||
93 | #define __raw_writel(d,ad) do { *((volatile unsigned int *)(ad)) = (d); } while(0) | ||
94 | |||
95 | /* CONFIG_S3C_BOOT_WATCHDOG | ||
96 | * | ||
97 | * Simple boot-time watchdog setup, to reboot the system if there is | ||
98 | * any problem with the boot process | ||
99 | */ | ||
100 | |||
101 | #ifdef CONFIG_S3C_BOOT_WATCHDOG | ||
102 | |||
103 | #define WDOG_COUNT (0xff00) | ||
104 | |||
105 | static inline void arch_decomp_wdog(void) | ||
106 | { | ||
107 | __raw_writel(WDOG_COUNT, S3C2410_WTCNT); | ||
108 | } | ||
109 | |||
110 | static void arch_decomp_wdog_start(void) | ||
111 | { | ||
112 | __raw_writel(WDOG_COUNT, S3C2410_WTDAT); | ||
113 | __raw_writel(WDOG_COUNT, S3C2410_WTCNT); | ||
114 | __raw_writel(S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128 | S3C2410_WTCON_RSTEN | S3C2410_WTCON_PRESCALE(0x80), S3C2410_WTCON); | ||
115 | } | ||
116 | |||
117 | #else | ||
118 | #define arch_decomp_wdog_start() | ||
119 | #define arch_decomp_wdog() | ||
120 | #endif | ||
121 | |||
122 | #ifdef CONFIG_S3C_BOOT_ERROR_RESET | ||
123 | |||
124 | static void arch_decomp_error(const char *x) | ||
125 | { | ||
126 | putstr("\n\n"); | ||
127 | putstr(x); | ||
128 | putstr("\n\n -- System resetting\n"); | ||
129 | |||
130 | __raw_writel(0x4000, S3C2410_WTDAT); | ||
131 | __raw_writel(0x4000, S3C2410_WTCNT); | ||
132 | __raw_writel(S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128 | S3C2410_WTCON_RSTEN | S3C2410_WTCON_PRESCALE(0x40), S3C2410_WTCON); | ||
133 | |||
134 | while(1); | ||
135 | } | ||
136 | |||
137 | #define arch_error arch_decomp_error | ||
138 | #endif | ||
139 | |||
140 | static void error(char *err); | ||
141 | |||
142 | static void | ||
143 | arch_decomp_setup(void) | ||
144 | { | ||
145 | /* we may need to setup the uart(s) here if we are not running | ||
146 | * on an BAST... the BAST will have left the uarts configured | ||
147 | * after calling linux. | ||
148 | */ | ||
149 | |||
150 | arch_detect_cpu(); | ||
151 | arch_decomp_wdog_start(); | ||
152 | } | ||
153 | |||
154 | |||
155 | #endif /* __ASM_PLAT_UNCOMPRESS_H */ | ||