diff options
Diffstat (limited to 'arch/mips/alchemy/devboards/pb1200/board_setup.c')
-rw-r--r-- | arch/mips/alchemy/devboards/pb1200/board_setup.c | 96 |
1 files changed, 56 insertions, 40 deletions
diff --git a/arch/mips/alchemy/devboards/pb1200/board_setup.c b/arch/mips/alchemy/devboards/pb1200/board_setup.c index 94e6b7e7753d..3184063f8042 100644 --- a/arch/mips/alchemy/devboards/pb1200/board_setup.c +++ b/arch/mips/alchemy/devboards/pb1200/board_setup.c | |||
@@ -25,11 +25,23 @@ | |||
25 | */ | 25 | */ |
26 | 26 | ||
27 | #include <linux/init.h> | 27 | #include <linux/init.h> |
28 | #include <linux/interrupt.h> | ||
28 | #include <linux/sched.h> | 29 | #include <linux/sched.h> |
29 | 30 | ||
30 | #include <prom.h> | 31 | #include <asm/mach-au1x00/au1000.h> |
31 | #include <au1xxx.h> | 32 | #include <asm/mach-db1x00/bcsr.h> |
33 | |||
34 | #ifdef CONFIG_MIPS_PB1200 | ||
35 | #include <asm/mach-pb1x00/pb1200.h> | ||
36 | #endif | ||
37 | |||
38 | #ifdef CONFIG_MIPS_DB1200 | ||
39 | #include <asm/mach-db1x00/db1200.h> | ||
40 | #define PB1200_INT_BEGIN DB1200_INT_BEGIN | ||
41 | #define PB1200_INT_END DB1200_INT_END | ||
42 | #endif | ||
32 | 43 | ||
44 | #include <prom.h> | ||
33 | 45 | ||
34 | const char *get_system_type(void) | 46 | const char *get_system_type(void) |
35 | { | 47 | { |
@@ -38,25 +50,15 @@ const char *get_system_type(void) | |||
38 | 50 | ||
39 | void board_reset(void) | 51 | void board_reset(void) |
40 | { | 52 | { |
41 | bcsr->resets = 0; | 53 | bcsr_write(BCSR_RESETS, 0); |
42 | bcsr->system = 0; | 54 | bcsr_write(BCSR_SYSTEM, 0); |
43 | } | 55 | } |
44 | 56 | ||
45 | void __init board_setup(void) | 57 | void __init board_setup(void) |
46 | { | 58 | { |
47 | char *argptr; | 59 | printk(KERN_INFO "AMD Alchemy Pb1200 Board\n"); |
48 | 60 | bcsr_init(PB1200_BCSR_PHYS_ADDR, | |
49 | argptr = prom_getcmdline(); | 61 | PB1200_BCSR_PHYS_ADDR + PB1200_BCSR_HEXLED_OFS); |
50 | #ifdef CONFIG_SERIAL_8250_CONSOLE | ||
51 | argptr = strstr(argptr, "console="); | ||
52 | if (argptr == NULL) { | ||
53 | argptr = prom_getcmdline(); | ||
54 | strcat(argptr, " console=ttyS0,115200"); | ||
55 | } | ||
56 | #endif | ||
57 | #ifdef CONFIG_FB_AU1200 | ||
58 | strcat(argptr, " video=au1200fb:panel:bs"); | ||
59 | #endif | ||
60 | 62 | ||
61 | #if 0 | 63 | #if 0 |
62 | { | 64 | { |
@@ -82,7 +84,7 @@ void __init board_setup(void) | |||
82 | u32 pin_func; | 84 | u32 pin_func; |
83 | 85 | ||
84 | /* Select SMBus in CPLD */ | 86 | /* Select SMBus in CPLD */ |
85 | bcsr->resets &= ~BCSR_RESETS_PCS0MUX; | 87 | bcsr_mod(BCSR_RESETS, BCSR_RESETS_PSC0MUX, 0); |
86 | 88 | ||
87 | pin_func = au_readl(SYS_PINFUNC); | 89 | pin_func = au_readl(SYS_PINFUNC); |
88 | au_sync(); | 90 | au_sync(); |
@@ -116,38 +118,54 @@ void __init board_setup(void) | |||
116 | 118 | ||
117 | /* | 119 | /* |
118 | * The Pb1200 development board uses external MUX for PSC0 to | 120 | * The Pb1200 development board uses external MUX for PSC0 to |
119 | * support SMB/SPI. bcsr->resets bit 12: 0=SMB 1=SPI | 121 | * support SMB/SPI. bcsr_resets bit 12: 0=SMB 1=SPI |
120 | */ | 122 | */ |
121 | #ifdef CONFIG_I2C_AU1550 | 123 | #ifdef CONFIG_I2C_AU1550 |
122 | bcsr->resets &= ~BCSR_RESETS_PCS0MUX; | 124 | bcsr_mod(BCSR_RESETS, BCSR_RESETS_PSC0MUX, 0); |
123 | #endif | 125 | #endif |
124 | au_sync(); | 126 | au_sync(); |
127 | } | ||
125 | 128 | ||
126 | #ifdef CONFIG_MIPS_PB1200 | 129 | static int __init pb1200_init_irq(void) |
127 | printk(KERN_INFO "AMD Alchemy Pb1200 Board\n"); | 130 | { |
128 | #endif | 131 | /* We have a problem with CPLD rev 3. */ |
129 | #ifdef CONFIG_MIPS_DB1200 | 132 | if (BCSR_WHOAMI_CPLD(bcsr_read(BCSR_WHOAMI)) <= 3) { |
130 | printk(KERN_INFO "AMD Alchemy Db1200 Board\n"); | 133 | printk(KERN_ERR "WARNING!!!\n"); |
131 | #endif | 134 | printk(KERN_ERR "WARNING!!!\n"); |
135 | printk(KERN_ERR "WARNING!!!\n"); | ||
136 | printk(KERN_ERR "WARNING!!!\n"); | ||
137 | printk(KERN_ERR "WARNING!!!\n"); | ||
138 | printk(KERN_ERR "WARNING!!!\n"); | ||
139 | printk(KERN_ERR "Pb1200 must be at CPLD rev 4. Please have Pb1200\n"); | ||
140 | printk(KERN_ERR "updated to latest revision. This software will\n"); | ||
141 | printk(KERN_ERR "not work on anything less than CPLD rev 4.\n"); | ||
142 | printk(KERN_ERR "WARNING!!!\n"); | ||
143 | printk(KERN_ERR "WARNING!!!\n"); | ||
144 | printk(KERN_ERR "WARNING!!!\n"); | ||
145 | printk(KERN_ERR "WARNING!!!\n"); | ||
146 | printk(KERN_ERR "WARNING!!!\n"); | ||
147 | printk(KERN_ERR "WARNING!!!\n"); | ||
148 | panic("Game over. Your score is 0."); | ||
149 | } | ||
150 | |||
151 | set_irq_type(AU1200_GPIO7_INT, IRQF_TRIGGER_LOW); | ||
152 | bcsr_init_irq(PB1200_INT_BEGIN, PB1200_INT_END, AU1200_GPIO7_INT); | ||
153 | |||
154 | return 0; | ||
132 | } | 155 | } |
156 | arch_initcall(pb1200_init_irq); | ||
157 | |||
133 | 158 | ||
134 | int board_au1200fb_panel(void) | 159 | int board_au1200fb_panel(void) |
135 | { | 160 | { |
136 | BCSR *bcsr = (BCSR *)BCSR_KSEG1_ADDR; | 161 | return (bcsr_read(BCSR_SWITCHES) >> 8) & 0x0f; |
137 | int p; | ||
138 | |||
139 | p = bcsr->switches; | ||
140 | p >>= 8; | ||
141 | p &= 0x0F; | ||
142 | return p; | ||
143 | } | 162 | } |
144 | 163 | ||
145 | int board_au1200fb_panel_init(void) | 164 | int board_au1200fb_panel_init(void) |
146 | { | 165 | { |
147 | /* Apply power */ | 166 | /* Apply power */ |
148 | BCSR *bcsr = (BCSR *)BCSR_KSEG1_ADDR; | 167 | bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | |
149 | 168 | BCSR_BOARD_LCDBL); | |
150 | bcsr->board |= BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | BCSR_BOARD_LCDBL; | ||
151 | /* printk(KERN_DEBUG "board_au1200fb_panel_init()\n"); */ | 169 | /* printk(KERN_DEBUG "board_au1200fb_panel_init()\n"); */ |
152 | return 0; | 170 | return 0; |
153 | } | 171 | } |
@@ -155,10 +173,8 @@ int board_au1200fb_panel_init(void) | |||
155 | int board_au1200fb_panel_shutdown(void) | 173 | int board_au1200fb_panel_shutdown(void) |
156 | { | 174 | { |
157 | /* Remove power */ | 175 | /* Remove power */ |
158 | BCSR *bcsr = (BCSR *)BCSR_KSEG1_ADDR; | 176 | bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | |
159 | 177 | BCSR_BOARD_LCDBL, 0); | |
160 | bcsr->board &= ~(BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | | ||
161 | BCSR_BOARD_LCDBL); | ||
162 | /* printk(KERN_DEBUG "board_au1200fb_panel_shutdown()\n"); */ | 178 | /* printk(KERN_DEBUG "board_au1200fb_panel_shutdown()\n"); */ |
163 | return 0; | 179 | return 0; |
164 | } | 180 | } |