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Diffstat (limited to 'arch/mips/alchemy/devboards/pb1200/board_setup.c')
-rw-r--r--arch/mips/alchemy/devboards/pb1200/board_setup.c96
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 94e6b7e7753..3184063f804 100644
--- a/arch/mips/alchemy/devboards/pb1200/board_setup.c
+++ b/arch/mips/alchemy/devboards/pb1200/board_setup.c
@@ -25,11 +25,23 @@
*/
#include <linux/init.h>
+#include <linux/interrupt.h>
#include <linux/sched.h>
-#include <prom.h>
-#include <au1xxx.h>
+#include <asm/mach-au1x00/au1000.h>
+#include <asm/mach-db1x00/bcsr.h>
+
+#ifdef CONFIG_MIPS_PB1200
+#include <asm/mach-pb1x00/pb1200.h>
+#endif
+
+#ifdef CONFIG_MIPS_DB1200
+#include <asm/mach-db1x00/db1200.h>
+#define PB1200_INT_BEGIN DB1200_INT_BEGIN
+#define PB1200_INT_END DB1200_INT_END
+#endif
+#include <prom.h>
const char *get_system_type(void)
{
@@ -38,25 +50,15 @@ const char *get_system_type(void)
void board_reset(void)
{
- bcsr->resets = 0;
- bcsr->system = 0;
+ bcsr_write(BCSR_RESETS, 0);
+ bcsr_write(BCSR_SYSTEM, 0);
}
void __init board_setup(void)
{
- char *argptr;
-
- argptr = prom_getcmdline();
-#ifdef CONFIG_SERIAL_8250_CONSOLE
- argptr = strstr(argptr, "console=");
- if (argptr == NULL) {
- argptr = prom_getcmdline();
- strcat(argptr, " console=ttyS0,115200");
- }
-#endif
-#ifdef CONFIG_FB_AU1200
- strcat(argptr, " video=au1200fb:panel:bs");
-#endif
+ printk(KERN_INFO "AMD Alchemy Pb1200 Board\n");
+ bcsr_init(PB1200_BCSR_PHYS_ADDR,
+ PB1200_BCSR_PHYS_ADDR + PB1200_BCSR_HEXLED_OFS);
#if 0
{
@@ -82,7 +84,7 @@ void __init board_setup(void)
u32 pin_func;
/* Select SMBus in CPLD */
- bcsr->resets &= ~BCSR_RESETS_PCS0MUX;
+ bcsr_mod(BCSR_RESETS, BCSR_RESETS_PSC0MUX, 0);
pin_func = au_readl(SYS_PINFUNC);
au_sync();
@@ -116,38 +118,54 @@ void __init board_setup(void)
/*
* The Pb1200 development board uses external MUX for PSC0 to
- * support SMB/SPI. bcsr->resets bit 12: 0=SMB 1=SPI
+ * support SMB/SPI. bcsr_resets bit 12: 0=SMB 1=SPI
*/
#ifdef CONFIG_I2C_AU1550
- bcsr->resets &= ~BCSR_RESETS_PCS0MUX;
+ bcsr_mod(BCSR_RESETS, BCSR_RESETS_PSC0MUX, 0);
#endif
au_sync();
+}
-#ifdef CONFIG_MIPS_PB1200
- printk(KERN_INFO "AMD Alchemy Pb1200 Board\n");
-#endif
-#ifdef CONFIG_MIPS_DB1200
- printk(KERN_INFO "AMD Alchemy Db1200 Board\n");
-#endif
+static int __init pb1200_init_irq(void)
+{
+ /* We have a problem with CPLD rev 3. */
+ if (BCSR_WHOAMI_CPLD(bcsr_read(BCSR_WHOAMI)) <= 3) {
+ printk(KERN_ERR "WARNING!!!\n");
+ printk(KERN_ERR "WARNING!!!\n");
+ printk(KERN_ERR "WARNING!!!\n");
+ printk(KERN_ERR "WARNING!!!\n");
+ printk(KERN_ERR "WARNING!!!\n");
+ printk(KERN_ERR "WARNING!!!\n");
+ printk(KERN_ERR "Pb1200 must be at CPLD rev 4. Please have Pb1200\n");
+ printk(KERN_ERR "updated to latest revision. This software will\n");
+ printk(KERN_ERR "not work on anything less than CPLD rev 4.\n");
+ printk(KERN_ERR "WARNING!!!\n");
+ printk(KERN_ERR "WARNING!!!\n");
+ printk(KERN_ERR "WARNING!!!\n");
+ printk(KERN_ERR "WARNING!!!\n");
+ printk(KERN_ERR "WARNING!!!\n");
+ printk(KERN_ERR "WARNING!!!\n");
+ panic("Game over. Your score is 0.");
+ }
+
+ set_irq_type(AU1200_GPIO7_INT, IRQF_TRIGGER_LOW);
+ bcsr_init_irq(PB1200_INT_BEGIN, PB1200_INT_END, AU1200_GPIO7_INT);
+
+ return 0;
}
+arch_initcall(pb1200_init_irq);
+
int board_au1200fb_panel(void)
{
- BCSR *bcsr = (BCSR *)BCSR_KSEG1_ADDR;
- int p;
-
- p = bcsr->switches;
- p >>= 8;
- p &= 0x0F;
- return p;
+ return (bcsr_read(BCSR_SWITCHES) >> 8) & 0x0f;
}
int board_au1200fb_panel_init(void)
{
/* Apply power */
- BCSR *bcsr = (BCSR *)BCSR_KSEG1_ADDR;
-
- bcsr->board |= BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | BCSR_BOARD_LCDBL;
+ bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD |
+ BCSR_BOARD_LCDBL);
/* printk(KERN_DEBUG "board_au1200fb_panel_init()\n"); */
return 0;
}
@@ -155,10 +173,8 @@ int board_au1200fb_panel_init(void)
int board_au1200fb_panel_shutdown(void)
{
/* Remove power */
- BCSR *bcsr = (BCSR *)BCSR_KSEG1_ADDR;
-
- bcsr->board &= ~(BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD |
- BCSR_BOARD_LCDBL);
+ bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD |
+ BCSR_BOARD_LCDBL, 0);
/* printk(KERN_DEBUG "board_au1200fb_panel_shutdown()\n"); */
return 0;
}