MIPS: Alchemy: devboard register abstraction

All Alchemy development boards have external CPLDs with a few registers
in them.  They all share an identical register layout with only a few
minor differences (except the PB1000) in bit functions and base
addresses.

This patch
- adds a primitive facility to initialize and use these external
  registers,
- replaces all occurrences of bcsr->xxx accesses with calls to the new
  functions (the pb1200 cascade irq handling code is special).
- collects BCSR register information scattered throughout the board
  headers in a central place.

Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Manuel Lauss 2009-10-04 14:55:24 +02:00 коммит произвёл Ralf Baechle
Родитель ebc89718a4
Коммит 9bdcf336d0
19 изменённых файлов: 475 добавлений и 596 удалений

Просмотреть файл

@ -2,7 +2,7 @@
# Alchemy Develboards
#
obj-y += prom.o
obj-y += prom.o bcsr.o
obj-$(CONFIG_PM) += pm.o
obj-$(CONFIG_MIPS_PB1000) += pb1000/
obj-$(CONFIG_MIPS_PB1100) += pb1100/

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@ -0,0 +1,76 @@
/*
* bcsr.h -- Db1xxx/Pb1xxx Devboard CPLD registers ("BCSR") abstraction.
*
* All Alchemy development boards (except, of course, the weird PB1000)
* have a few registers in a CPLD with standardised layout; they mostly
* only differ in base address.
* All registers are 16bits wide with 32bit spacing.
*/
#include <linux/module.h>
#include <linux/spinlock.h>
#include <asm/addrspace.h>
#include <asm/io.h>
#include <asm/mach-db1x00/bcsr.h>
static struct bcsr_reg {
void __iomem *raddr;
spinlock_t lock;
} bcsr_regs[BCSR_CNT];
void __init bcsr_init(unsigned long bcsr1_phys, unsigned long bcsr2_phys)
{
int i;
bcsr1_phys = KSEG1ADDR(CPHYSADDR(bcsr1_phys));
bcsr2_phys = KSEG1ADDR(CPHYSADDR(bcsr2_phys));
for (i = 0; i < BCSR_CNT; i++) {
if (i >= BCSR_HEXLEDS)
bcsr_regs[i].raddr = (void __iomem *)bcsr2_phys +
(0x04 * (i - BCSR_HEXLEDS));
else
bcsr_regs[i].raddr = (void __iomem *)bcsr1_phys +
(0x04 * i);
spin_lock_init(&bcsr_regs[i].lock);
}
}
unsigned short bcsr_read(enum bcsr_id reg)
{
unsigned short r;
unsigned long flags;
spin_lock_irqsave(&bcsr_regs[reg].lock, flags);
r = __raw_readw(bcsr_regs[reg].raddr);
spin_unlock_irqrestore(&bcsr_regs[reg].lock, flags);
return r;
}
EXPORT_SYMBOL_GPL(bcsr_read);
void bcsr_write(enum bcsr_id reg, unsigned short val)
{
unsigned long flags;
spin_lock_irqsave(&bcsr_regs[reg].lock, flags);
__raw_writew(val, bcsr_regs[reg].raddr);
wmb();
spin_unlock_irqrestore(&bcsr_regs[reg].lock, flags);
}
EXPORT_SYMBOL_GPL(bcsr_write);
void bcsr_mod(enum bcsr_id reg, unsigned short clr, unsigned short set)
{
unsigned short r;
unsigned long flags;
spin_lock_irqsave(&bcsr_regs[reg].lock, flags);
r = __raw_readw(bcsr_regs[reg].raddr);
r &= ~clr;
r |= set;
__raw_writew(r, bcsr_regs[reg].raddr);
wmb();
spin_unlock_irqrestore(&bcsr_regs[reg].lock, flags);
}
EXPORT_SYMBOL_GPL(bcsr_mod);

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@ -32,12 +32,10 @@
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-db1x00/db1x00.h>
#include <asm/mach-db1x00/bcsr.h>
#include <prom.h>
static BCSR * const bcsr = (BCSR *)BCSR_KSEG1_ADDR;
const char *get_system_type(void)
{
#ifdef CONFIG_MIPS_BOSPORUS
@ -49,15 +47,43 @@ const char *get_system_type(void)
void board_reset(void)
{
/* Hit BCSR.SW_RESET[RESET] */
bcsr->swreset = 0x0000;
bcsr_write(BCSR_SYSTEM, 0);
}
void __init board_setup(void)
{
unsigned long bcsr1, bcsr2;
u32 pin_func = 0;
char *argptr;
bcsr1 = DB1000_BCSR_PHYS_ADDR;
bcsr2 = DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS;
#ifdef CONFIG_MIPS_DB1000
printk(KERN_INFO "AMD Alchemy Au1000/Db1000 Board\n");
#endif
#ifdef CONFIG_MIPS_DB1500
printk(KERN_INFO "AMD Alchemy Au1500/Db1500 Board\n");
#endif
#ifdef CONFIG_MIPS_DB1100
printk(KERN_INFO "AMD Alchemy Au1100/Db1100 Board\n");
#endif
#ifdef CONFIG_MIPS_BOSPORUS
printk(KERN_INFO "AMD Alchemy Bosporus Board\n");
#endif
#ifdef CONFIG_MIPS_MIRAGE
printk(KERN_INFO "AMD Alchemy Mirage Board\n");
#endif
#ifdef CONFIG_MIPS_DB1550
printk(KERN_INFO "AMD Alchemy Au1550/Db1550 Board\n");
bcsr1 = DB1550_BCSR_PHYS_ADDR;
bcsr2 = DB1550_BCSR_PHYS_ADDR + DB1550_BCSR_HEXLED_OFS;
#endif
/* initialize board register space */
bcsr_init(bcsr1, bcsr2);
argptr = prom_getcmdline();
#ifdef CONFIG_SERIAL_8250_CONSOLE
argptr = strstr(argptr, "console=");
@ -89,11 +115,10 @@ void __init board_setup(void)
pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF;
au_writel(pin_func, SYS_PINFUNC);
/* Power off until the driver is in use */
bcsr->resets &= ~BCSR_RESETS_IRDA_MODE_MASK;
bcsr->resets |= BCSR_RESETS_IRDA_MODE_OFF;
au_sync();
bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK,
BCSR_RESETS_IRDA_MODE_OFF);
#endif
bcsr->pcmcia = 0x0000; /* turn off PCMCIA power */
bcsr_write(BCSR_PCMCIA, 0); /* turn off PCMCIA power */
/* Enable GPIO[31:0] inputs */
alchemy_gpio1_input_enable();
@ -123,23 +148,4 @@ void __init board_setup(void)
#endif
au_sync();
#ifdef CONFIG_MIPS_DB1000
printk(KERN_INFO "AMD Alchemy Au1000/Db1000 Board\n");
#endif
#ifdef CONFIG_MIPS_DB1500
printk(KERN_INFO "AMD Alchemy Au1500/Db1500 Board\n");
#endif
#ifdef CONFIG_MIPS_DB1100
printk(KERN_INFO "AMD Alchemy Au1100/Db1100 Board\n");
#endif
#ifdef CONFIG_MIPS_BOSPORUS
printk(KERN_INFO "AMD Alchemy Bosporus Board\n");
#endif
#ifdef CONFIG_MIPS_MIRAGE
printk(KERN_INFO "AMD Alchemy Mirage Board\n");
#endif
#ifdef CONFIG_MIPS_DB1550
printk(KERN_INFO "AMD Alchemy Au1550/Db1550 Board\n");
#endif
}

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@ -30,6 +30,7 @@
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-pb1x00/pb1100.h>
#include <asm/mach-db1x00/bcsr.h>
#include <prom.h>
@ -49,8 +50,7 @@ const char *get_system_type(void)
void board_reset(void)
{
/* Hit BCSR.RST_VDDI[SOFT_RESET] */
au_writel(0x00000000, PB1100_RST_VDDI);
bcsr_write(BCSR_SYSTEM, 0);
}
void __init board_init_irq(void)
@ -63,6 +63,9 @@ void __init board_setup(void)
volatile void __iomem *base = (volatile void __iomem *)0xac000000UL;
char *argptr;
bcsr_init(DB1000_BCSR_PHYS_ADDR,
DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS);
argptr = prom_getcmdline();
#ifdef CONFIG_SERIAL_8250_CONSOLE
argptr = strstr(argptr, "console=");

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@ -27,6 +27,8 @@
#include <linux/init.h>
#include <linux/sched.h>
#include <asm/mach-db1x00/bcsr.h>
#include <prom.h>
#include <au1xxx.h>
@ -38,14 +40,25 @@ 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;
#ifdef CONFIG_MIPS_PB1200
printk(KERN_INFO "AMD Alchemy Pb1200 Board\n");
bcsr_init(PB1200_BCSR_PHYS_ADDR,
PB1200_BCSR_PHYS_ADDR + PB1200_BCSR_HEXLED_OFS);
#endif
#ifdef CONFIG_MIPS_DB1200
printk(KERN_INFO "AMD Alchemy Db1200 Board\n");
bcsr_init(DB1200_BCSR_PHYS_ADDR,
DB1200_BCSR_PHYS_ADDR + DB1200_BCSR_HEXLED_OFS);
#endif
argptr = prom_getcmdline();
#ifdef CONFIG_SERIAL_8250_CONSOLE
argptr = strstr(argptr, "console=");
@ -82,7 +95,7 @@ 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 +129,24 @@ 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
}
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 +154,8 @@ 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;
}

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@ -38,11 +38,14 @@
#define PB1200_INT_END DB1200_INT_END
#endif
#include <asm/mach-db1x00/bcsr.h>
struct au1xxx_irqmap __initdata au1xxx_irq_map[] = {
/* This is external interrupt cascade */
{ AU1000_GPIO_7, IRQF_TRIGGER_LOW, 0 },
};
static void __iomem *bcsr_virt;
/*
* Support for External interrupts on the Pb1200 Development platform.
@ -50,7 +53,7 @@ struct au1xxx_irqmap __initdata au1xxx_irq_map[] = {
static void pb1200_cascade_handler(unsigned int irq, struct irq_desc *d)
{
unsigned short bisr = bcsr->int_status;
unsigned short bisr = __raw_readw(bcsr_virt + BCSR_REG_INTSTAT);
for ( ; bisr; bisr &= bisr - 1)
generic_handle_irq(PB1200_INT_BEGIN + __ffs(bisr));
@ -61,24 +64,27 @@ static void pb1200_cascade_handler(unsigned int irq, struct irq_desc *d)
*/
static void pb1200_mask_irq(unsigned int irq_nr)
{
bcsr->intclr_mask = 1 << (irq_nr - PB1200_INT_BEGIN);
bcsr->intclr = 1 << (irq_nr - PB1200_INT_BEGIN);
au_sync();
unsigned short v = 1 << (irq_nr - PB1200_INT_BEGIN);
__raw_writew(v, bcsr_virt + BCSR_REG_INTCLR);
__raw_writew(v, bcsr_virt + BCSR_REG_MASKCLR);
wmb();
}
static void pb1200_maskack_irq(unsigned int irq_nr)
{
bcsr->intclr_mask = 1 << (irq_nr - PB1200_INT_BEGIN);
bcsr->intclr = 1 << (irq_nr - PB1200_INT_BEGIN);
bcsr->int_status = 1 << (irq_nr - PB1200_INT_BEGIN); /* ack */
au_sync();
unsigned short v = 1 << (irq_nr - PB1200_INT_BEGIN);
__raw_writew(v, bcsr_virt + BCSR_REG_INTCLR);
__raw_writew(v, bcsr_virt + BCSR_REG_MASKCLR);
__raw_writew(v, bcsr_virt + BCSR_REG_INTSTAT); /* ack */
wmb();
}
static void pb1200_unmask_irq(unsigned int irq_nr)
{
bcsr->intset = 1 << (irq_nr - PB1200_INT_BEGIN);
bcsr->intset_mask = 1 << (irq_nr - PB1200_INT_BEGIN);
au_sync();
unsigned short v = 1 << (irq_nr - PB1200_INT_BEGIN);
__raw_writew(v, bcsr_virt + BCSR_REG_INTSET);
__raw_writew(v, bcsr_virt + BCSR_REG_MASKSET);
wmb();
}
static struct irq_chip pb1200_cpld_irq_type = {
@ -100,8 +106,10 @@ void __init board_init_irq(void)
au1xxx_setup_irqmap(au1xxx_irq_map, ARRAY_SIZE(au1xxx_irq_map));
#ifdef CONFIG_MIPS_PB1200
bcsr_virt = (void __iomem *)KSEG1ADDR(PB1200_BCSR_PHYS_ADDR);
/* We have a problem with CPLD rev 3. */
if (((bcsr->whoami & BCSR_WHOAMI_CPLD) >> 4) <= 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");
@ -119,12 +127,14 @@ void __init board_init_irq(void)
printk(KERN_ERR "WARNING!!!\n");
panic("Game over. Your score is 0.");
}
#else
bcsr_virt = (void __iomem *)KSEG1ADDR(DB1200_BCSR_PHYS_ADDR);
#endif
/* mask & disable & ack all */
bcsr->intclr_mask = 0xffff;
bcsr->intclr = 0xffff;
bcsr->int_status = 0xffff;
au_sync();
bcsr_write(BCSR_INTCLR, 0xffff);
bcsr_write(BCSR_MASKCLR, 0xffff);
bcsr_write(BCSR_INTSTAT, 0xffff);
for (irq = PB1200_INT_BEGIN; irq <= PB1200_INT_END; irq++)
set_irq_chip_and_handler_name(irq, &pb1200_cpld_irq_type,

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@ -26,27 +26,28 @@
#include <asm/mach-au1x00/au1xxx.h>
#include <asm/mach-au1x00/au1100_mmc.h>
#include <asm/mach-db1x00/bcsr.h>
static int mmc_activity;
static void pb1200mmc0_set_power(void *mmc_host, int state)
{
if (state)
bcsr->board |= BCSR_BOARD_SD0PWR;
bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD0PWR);
else
bcsr->board &= ~BCSR_BOARD_SD0PWR;
bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD0PWR, 0);
au_sync_delay(1);
msleep(1);
}
static int pb1200mmc0_card_readonly(void *mmc_host)
{
return (bcsr->status & BCSR_STATUS_SD0WP) ? 1 : 0;
return (bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD0WP) ? 1 : 0;
}
static int pb1200mmc0_card_inserted(void *mmc_host)
{
return (bcsr->sig_status & BCSR_INT_SD0INSERT) ? 1 : 0;
return (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD0INSERT) ? 1 : 0;
}
static void pb1200_mmcled_set(struct led_classdev *led,
@ -54,10 +55,10 @@ static void pb1200_mmcled_set(struct led_classdev *led,
{
if (brightness != LED_OFF) {
if (++mmc_activity == 1)
bcsr->disk_leds &= ~(1 << 8);
bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED0, 0);
} else {
if (--mmc_activity == 0)
bcsr->disk_leds |= (1 << 8);
bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED0);
}
}
@ -69,21 +70,21 @@ static struct led_classdev pb1200mmc_led = {
static void pb1200mmc1_set_power(void *mmc_host, int state)
{
if (state)
bcsr->board |= BCSR_BOARD_SD1PWR;
bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD1PWR);
else
bcsr->board &= ~BCSR_BOARD_SD1PWR;
bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD1PWR, 0);
au_sync_delay(1);
msleep(1);
}
static int pb1200mmc1_card_readonly(void *mmc_host)
{
return (bcsr->status & BCSR_STATUS_SD1WP) ? 1 : 0;
return (bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD1WP) ? 1 : 0;
}
static int pb1200mmc1_card_inserted(void *mmc_host)
{
return (bcsr->sig_status & BCSR_INT_SD1INSERT) ? 1 : 0;
return (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD1INSERT) ? 1 : 0;
}
#endif

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@ -30,6 +30,7 @@
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-pb1x00/pb1500.h>
#include <asm/mach-db1x00/bcsr.h>
#include <prom.h>
@ -55,8 +56,7 @@ const char *get_system_type(void)
void board_reset(void)
{
/* Hit BCSR.RST_VDDI[SOFT_RESET] */
au_writel(0x00000000, PB1500_RST_VDDI);
bcsr_write(BCSR_SYSTEM, 0);
}
void __init board_init_irq(void)
@ -70,6 +70,9 @@ void __init board_setup(void)
u32 sys_freqctrl, sys_clksrc;
char *argptr;
bcsr_init(DB1000_BCSR_PHYS_ADDR,
DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS);
argptr = prom_getcmdline();
#ifdef CONFIG_SERIAL_8250_CONSOLE
argptr = strstr(argptr, "console=");

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@ -32,6 +32,7 @@
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-pb1x00/pb1550.h>
#include <asm/mach-db1x00/bcsr.h>
#include <prom.h>
@ -53,8 +54,7 @@ const char *get_system_type(void)
void board_reset(void)
{
/* Hit BCSR.SYSTEM[RESET] */
au_writew(au_readw(0xAF00001C) & ~BCSR_SYSTEM_RESET, 0xAF00001C);
bcsr_write(BCSR_SYSTEM, 0);
}
void __init board_init_irq(void)
@ -66,6 +66,10 @@ void __init board_setup(void)
{
u32 pin_func;
bcsr_init(PB1550_BCSR_PHYS_ADDR,
PB1550_BCSR_PHYS_ADDR + PB1550_BCSR_HEXLED_OFS);
#ifdef CONFIG_SERIAL_8250_CONSOLE
char *argptr;
argptr = prom_getcmdline();
@ -85,8 +89,7 @@ void __init board_setup(void)
pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1;
au_writel(pin_func, SYS_PINFUNC);
au_writel(0, (u32)bcsr | 0x10); /* turn off PCMCIA power */
au_sync();
bcsr_write(BCSR_PCMCIA, 0); /* turn off PCMCIA power */
printk(KERN_INFO "AMD Alchemy Pb1550 Board\n");
}

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@ -0,0 +1,235 @@
/*
* bcsr.h -- Db1xxx/Pb1xxx Devboard CPLD registers ("BCSR") abstraction.
*
* All Alchemy development boards (except, of course, the weird PB1000)
* have a few registers in a CPLD with standardised layout; they mostly
* only differ in base address and bit meanings in the RESETS and BOARD
* registers.
*
* All data taken from the official AMD board documentation sheets.
*/
#ifndef _DB1XXX_BCSR_H_
#define _DB1XXX_BCSR_H_
/* BCSR base addresses on various boards. BCSR base 2 refers to the
* physical address of the first HEXLEDS register, which is usually
* a variable offset from the WHOAMI register.
*/
/* DB1000, DB1100, DB1500, PB1100, PB1500 */
#define DB1000_BCSR_PHYS_ADDR 0x0E000000
#define DB1000_BCSR_HEXLED_OFS 0x01000000
#define DB1550_BCSR_PHYS_ADDR 0x0F000000
#define DB1550_BCSR_HEXLED_OFS 0x00400000
#define PB1550_BCSR_PHYS_ADDR 0x0F000000
#define PB1550_BCSR_HEXLED_OFS 0x00800000
#define DB1200_BCSR_PHYS_ADDR 0x19800000
#define DB1200_BCSR_HEXLED_OFS 0x00400000
#define PB1200_BCSR_PHYS_ADDR 0x0D800000
#define PB1200_BCSR_HEXLED_OFS 0x00400000
enum bcsr_id {
/* BCSR base 1 */
BCSR_WHOAMI = 0,
BCSR_STATUS,
BCSR_SWITCHES,
BCSR_RESETS,
BCSR_PCMCIA,
BCSR_BOARD,
BCSR_LEDS,
BCSR_SYSTEM,
/* Au1200/1300 based boards */
BCSR_INTCLR,
BCSR_INTSET,
BCSR_MASKCLR,
BCSR_MASKSET,
BCSR_SIGSTAT,
BCSR_INTSTAT,
/* BCSR base 2 */
BCSR_HEXLEDS,
BCSR_RSVD1,
BCSR_HEXCLEAR,
BCSR_CNT,
};
/* register offsets, valid for all Db1xxx/Pb1xxx boards */
#define BCSR_REG_WHOAMI 0x00
#define BCSR_REG_STATUS 0x04
#define BCSR_REG_SWITCHES 0x08
#define BCSR_REG_RESETS 0x0c
#define BCSR_REG_PCMCIA 0x10
#define BCSR_REG_BOARD 0x14
#define BCSR_REG_LEDS 0x18
#define BCSR_REG_SYSTEM 0x1c
/* Au1200/Au1300 based boards: CPLD IRQ muxer */
#define BCSR_REG_INTCLR 0x20
#define BCSR_REG_INTSET 0x24
#define BCSR_REG_MASKCLR 0x28
#define BCSR_REG_MASKSET 0x2c
#define BCSR_REG_SIGSTAT 0x30
#define BCSR_REG_INTSTAT 0x34
/* hexled control, offset from BCSR base 2 */
#define BCSR_REG_HEXLEDS 0x00
#define BCSR_REG_HEXCLEAR 0x08
/*
* Register Bits and Pieces.
*/
#define BCSR_WHOAMI_DCID(x) ((x) & 0xf)
#define BCSR_WHOAMI_CPLD(x) (((x) >> 4) & 0xf)
#define BCSR_WHOAMI_BOARD(x) (((x) >> 8) & 0xf)
/* register "WHOAMI" bits 11:8 identify the board */
enum bcsr_whoami_boards {
BCSR_WHOAMI_PB1500 = 1,
BCSR_WHOAMI_PB1500R2,
BCSR_WHOAMI_PB1100,
BCSR_WHOAMI_DB1000,
BCSR_WHOAMI_DB1100,
BCSR_WHOAMI_DB1500,
BCSR_WHOAMI_DB1550,
BCSR_WHOAMI_PB1550_DDR,
BCSR_WHOAMI_PB1550 = BCSR_WHOAMI_PB1550_DDR,
BCSR_WHOAMI_PB1550_SDR,
BCSR_WHOAMI_PB1200_DDR1,
BCSR_WHOAMI_PB1200 = BCSR_WHOAMI_PB1200_DDR1,
BCSR_WHOAMI_PB1200_DDR2,
BCSR_WHOAMI_DB1200,
};
/* STATUS reg. Unless otherwise noted, they're valid on all boards.
* PB1200 = DB1200.
*/
#define BCSR_STATUS_PC0VS 0x0003
#define BCSR_STATUS_PC1VS 0x000C
#define BCSR_STATUS_PC0FI 0x0010
#define BCSR_STATUS_PC1FI 0x0020
#define BCSR_STATUS_PB1550_SWAPBOOT 0x0040
#define BCSR_STATUS_SRAMWIDTH 0x0080
#define BCSR_STATUS_FLASHBUSY 0x0100
#define BCSR_STATUS_ROMBUSY 0x0400
#define BCSR_STATUS_SD0WP 0x0400 /* DB1200 */
#define BCSR_STATUS_SD1WP 0x0800
#define BCSR_STATUS_USBOTGID 0x0800 /* PB/DB1550 */
#define BCSR_STATUS_DB1000_SWAPBOOT 0x2000
#define BCSR_STATUS_DB1200_SWAPBOOT 0x0040 /* DB1200 */
#define BCSR_STATUS_IDECBLID 0x0200 /* DB1200 */
#define BCSR_STATUS_DB1200_U0RXD 0x1000 /* DB1200 */
#define BCSR_STATUS_DB1200_U1RXD 0x2000 /* DB1200 */
#define BCSR_STATUS_FLASHDEN 0xC000
#define BCSR_STATUS_DB1550_U0RXD 0x1000 /* DB1550 */
#define BCSR_STATUS_DB1550_U3RXD 0x2000 /* DB1550 */
#define BCSR_STATUS_PB1550_U0RXD 0x1000 /* PB1550 */
#define BCSR_STATUS_PB1550_U1RXD 0x2000 /* PB1550 */
#define BCSR_STATUS_PB1550_U3RXD 0x8000 /* PB1550 */
/* DB/PB1000,1100,1500,1550 */
#define BCSR_RESETS_PHY0 0x0001
#define BCSR_RESETS_PHY1 0x0002
#define BCSR_RESETS_DC 0x0004
#define BCSR_RESETS_FIR_SEL 0x2000
#define BCSR_RESETS_IRDA_MODE_MASK 0xC000
#define BCSR_RESETS_IRDA_MODE_FULL 0x0000
#define BCSR_RESETS_PB1550_WSCFSM 0x2000
#define BCSR_RESETS_IRDA_MODE_OFF 0x4000
#define BCSR_RESETS_IRDA_MODE_2_3 0x8000
#define BCSR_RESETS_IRDA_MODE_1_3 0xC000
#define BCSR_RESETS_DMAREQ 0x8000 /* PB1550 */
#define BCSR_BOARD_PCIM66EN 0x0001
#define BCSR_BOARD_SD0PWR 0x0040
#define BCSR_BOARD_SD1PWR 0x0080
#define BCSR_BOARD_PCIM33 0x0100
#define BCSR_BOARD_PCIEXTARB 0x0200
#define BCSR_BOARD_GPIO200RST 0x0400
#define BCSR_BOARD_PCICLKOUT 0x0800
#define BCSR_BOARD_PCICFG 0x1000
#define BCSR_BOARD_SPISEL 0x4000 /* PB/DB1550 */
#define BCSR_BOARD_SD0WP 0x4000 /* DB1100 */
#define BCSR_BOARD_SD1WP 0x8000 /* DB1100 */
/* DB/PB1200 */
#define BCSR_RESETS_ETH 0x0001
#define BCSR_RESETS_CAMERA 0x0002
#define BCSR_RESETS_DC 0x0004
#define BCSR_RESETS_IDE 0x0008
#define BCSR_RESETS_TV 0x0010 /* DB1200 */
/* Not resets but in the same register */
#define BCSR_RESETS_PWMR1MUX 0x0800 /* DB1200 */
#define BCSR_RESETS_PB1200_WSCFSM 0x0800 /* PB1200 */
#define BCSR_RESETS_PSC0MUX 0x1000
#define BCSR_RESETS_PSC1MUX 0x2000
#define BCSR_RESETS_SPISEL 0x4000
#define BCSR_RESETS_SD1MUX 0x8000 /* PB1200 */
#define BCSR_BOARD_LCDVEE 0x0001
#define BCSR_BOARD_LCDVDD 0x0002
#define BCSR_BOARD_LCDBL 0x0004
#define BCSR_BOARD_CAMSNAP 0x0010
#define BCSR_BOARD_CAMPWR 0x0020
#define BCSR_BOARD_SD0PWR 0x0040
#define BCSR_SWITCHES_DIP 0x00FF
#define BCSR_SWITCHES_DIP_1 0x0080
#define BCSR_SWITCHES_DIP_2 0x0040
#define BCSR_SWITCHES_DIP_3 0x0020
#define BCSR_SWITCHES_DIP_4 0x0010
#define BCSR_SWITCHES_DIP_5 0x0008
#define BCSR_SWITCHES_DIP_6 0x0004
#define BCSR_SWITCHES_DIP_7 0x0002
#define BCSR_SWITCHES_DIP_8 0x0001
#define BCSR_SWITCHES_ROTARY 0x0F00
#define BCSR_PCMCIA_PC0VPP 0x0003
#define BCSR_PCMCIA_PC0VCC 0x000C
#define BCSR_PCMCIA_PC0DRVEN 0x0010
#define BCSR_PCMCIA_PC0RST 0x0080
#define BCSR_PCMCIA_PC1VPP 0x0300
#define BCSR_PCMCIA_PC1VCC 0x0C00
#define BCSR_PCMCIA_PC1DRVEN 0x1000
#define BCSR_PCMCIA_PC1RST 0x8000
#define BCSR_LEDS_DECIMALS 0x0003
#define BCSR_LEDS_LED0 0x0100
#define BCSR_LEDS_LED1 0x0200
#define BCSR_LEDS_LED2 0x0400
#define BCSR_LEDS_LED3 0x0800
#define BCSR_SYSTEM_RESET 0x8000 /* clear to reset */
#define BCSR_SYSTEM_PWROFF 0x4000 /* set to power off */
#define BCSR_SYSTEM_VDDI 0x001F /* PB1xxx boards */
/* initialize BCSR for a board. Provide the PHYSICAL addresses of both
* BCSR spaces.
*/
void __init bcsr_init(unsigned long bcsr1_phys, unsigned long bcsr2_phys);
/* read a board register */
unsigned short bcsr_read(enum bcsr_id reg);
/* write to a board register */
void bcsr_write(enum bcsr_id reg, unsigned short val);
/* modify a register. clear bits set in 'clr', set bits set in 'set' */
void bcsr_mod(enum bcsr_id reg, unsigned short clr, unsigned short set);
#endif

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@ -45,113 +45,6 @@
#define AC97_PSC_BASE PSC1_BASE_ADDR
#define I2S_PSC_BASE PSC1_BASE_ADDR
#define BCSR_KSEG1_ADDR 0xB9800000
typedef volatile struct
{
/*00*/ u16 whoami;
u16 reserved0;
/*04*/ u16 status;
u16 reserved1;
/*08*/ u16 switches;
u16 reserved2;
/*0C*/ u16 resets;
u16 reserved3;
/*10*/ u16 pcmcia;
u16 reserved4;
/*14*/ u16 board;
u16 reserved5;
/*18*/ u16 disk_leds;
u16 reserved6;
/*1C*/ u16 system;
u16 reserved7;
/*20*/ u16 intclr;
u16 reserved8;
/*24*/ u16 intset;
u16 reserved9;
/*28*/ u16 intclr_mask;
u16 reserved10;
/*2C*/ u16 intset_mask;
u16 reserved11;
/*30*/ u16 sig_status;
u16 reserved12;
/*34*/ u16 int_status;
u16 reserved13;
/*38*/ u16 reserved14;
u16 reserved15;
/*3C*/ u16 reserved16;
u16 reserved17;
} BCSR;
static BCSR * const bcsr = (BCSR *)BCSR_KSEG1_ADDR;
/*
* Register bit definitions for the BCSRs
*/
#define BCSR_WHOAMI_DCID 0x000F
#define BCSR_WHOAMI_CPLD 0x00F0
#define BCSR_WHOAMI_BOARD 0x0F00
#define BCSR_STATUS_PCMCIA0VS 0x0003
#define BCSR_STATUS_PCMCIA1VS 0x000C
#define BCSR_STATUS_SWAPBOOT 0x0040
#define BCSR_STATUS_FLASHBUSY 0x0100
#define BCSR_STATUS_IDECBLID 0x0200
#define BCSR_STATUS_SD0WP 0x0400
#define BCSR_STATUS_U0RXD 0x1000
#define BCSR_STATUS_U1RXD 0x2000
#define BCSR_SWITCHES_OCTAL 0x00FF
#define BCSR_SWITCHES_DIP_1 0x0080
#define BCSR_SWITCHES_DIP_2 0x0040
#define BCSR_SWITCHES_DIP_3 0x0020
#define BCSR_SWITCHES_DIP_4 0x0010
#define BCSR_SWITCHES_DIP_5 0x0008
#define BCSR_SWITCHES_DIP_6 0x0004
#define BCSR_SWITCHES_DIP_7 0x0002
#define BCSR_SWITCHES_DIP_8 0x0001
#define BCSR_SWITCHES_ROTARY 0x0F00
#define BCSR_RESETS_ETH 0x0001
#define BCSR_RESETS_CAMERA 0x0002
#define BCSR_RESETS_DC 0x0004
#define BCSR_RESETS_IDE 0x0008
#define BCSR_RESETS_TV 0x0010
/* Not resets but in the same register */
#define BCSR_RESETS_PWMR1MUX 0x0800
#define BCSR_RESETS_PCS0MUX 0x1000
#define BCSR_RESETS_PCS1MUX 0x2000
#define BCSR_RESETS_SPISEL 0x4000
#define BCSR_PCMCIA_PC0VPP 0x0003
#define BCSR_PCMCIA_PC0VCC 0x000C
#define BCSR_PCMCIA_PC0DRVEN 0x0010
#define BCSR_PCMCIA_PC0RST 0x0080
#define BCSR_PCMCIA_PC1VPP 0x0300
#define BCSR_PCMCIA_PC1VCC 0x0C00
#define BCSR_PCMCIA_PC1DRVEN 0x1000
#define BCSR_PCMCIA_PC1RST 0x8000
#define BCSR_BOARD_LCDVEE 0x0001
#define BCSR_BOARD_LCDVDD 0x0002
#define BCSR_BOARD_LCDBL 0x0004
#define BCSR_BOARD_CAMSNAP 0x0010
#define BCSR_BOARD_CAMPWR 0x0020
#define BCSR_BOARD_SD0PWR 0x0040
#define BCSR_LEDS_DECIMALS 0x0003
#define BCSR_LEDS_LED0 0x0100
#define BCSR_LEDS_LED1 0x0200
#define BCSR_LEDS_LED2 0x0400
#define BCSR_LEDS_LED3 0x0800
#define BCSR_SYSTEM_POWEROFF 0x4000
#define BCSR_SYSTEM_RESET 0x8000
/* Bit positions for the different interrupt sources */
#define BCSR_INT_IDE 0x0001
#define BCSR_INT_ETH 0x0002
@ -222,7 +115,7 @@ enum external_pb1200_ints {
#define BOARD_PC0_INT DB1200_PC0_INT
#define BOARD_PC1_INT DB1200_PC1_INT
#define BOARD_CARD_INSERTED(SOCKET) bcsr->sig_status & (1 << (8 + (2 * SOCKET)))
#define BOARD_CARD_INSERTED(SOCKET) (bcsr_read(BCSR_SIGSTAT) & (1 << (8 + (2 * SOCKET))))
/* NAND chip select */
#define NAND_CS 1

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@ -41,102 +41,10 @@
#define SMBUS_PSC_BASE PSC2_BASE_ADDR
#define I2S_PSC_BASE PSC3_BASE_ADDR
#define BCSR_KSEG1_ADDR 0xAF000000
#define NAND_PHYS_ADDR 0x20000000
#else
#define BCSR_KSEG1_ADDR 0xAE000000
#endif
/*
* Overlay data structure of the DBAu1x00 board registers.
* Registers are located at physical 0E0000xx, KSEG1 0xAE0000xx.
*/
typedef volatile struct
{
/*00*/ unsigned short whoami;
unsigned short reserved0;
/*04*/ unsigned short status;
unsigned short reserved1;
/*08*/ unsigned short switches;
unsigned short reserved2;
/*0C*/ unsigned short resets;
unsigned short reserved3;
/*10*/ unsigned short pcmcia;
unsigned short reserved4;
/*14*/ unsigned short specific;
unsigned short reserved5;
/*18*/ unsigned short leds;
unsigned short reserved6;
/*1C*/ unsigned short swreset;
unsigned short reserved7;
} BCSR;
/*
* Register/mask bit definitions for the BCSRs
*/
#define BCSR_WHOAMI_DCID 0x000F
#define BCSR_WHOAMI_CPLD 0x00F0
#define BCSR_WHOAMI_BOARD 0x0F00
#define BCSR_STATUS_PC0VS 0x0003
#define BCSR_STATUS_PC1VS 0x000C
#define BCSR_STATUS_PC0FI 0x0010
#define BCSR_STATUS_PC1FI 0x0020
#define BCSR_STATUS_FLASHBUSY 0x0100
#define BCSR_STATUS_ROMBUSY 0x0400
#define BCSR_STATUS_SWAPBOOT 0x2000
#define BCSR_STATUS_FLASHDEN 0xC000
#define BCSR_SWITCHES_DIP 0x00FF
#define BCSR_SWITCHES_DIP_1 0x0080
#define BCSR_SWITCHES_DIP_2 0x0040
#define BCSR_SWITCHES_DIP_3 0x0020
#define BCSR_SWITCHES_DIP_4 0x0010
#define BCSR_SWITCHES_DIP_5 0x0008
#define BCSR_SWITCHES_DIP_6 0x0004
#define BCSR_SWITCHES_DIP_7 0x0002
#define BCSR_SWITCHES_DIP_8 0x0001
#define BCSR_SWITCHES_ROTARY 0x0F00
#define BCSR_RESETS_PHY0 0x0001
#define BCSR_RESETS_PHY1 0x0002
#define BCSR_RESETS_DC 0x0004
#define BCSR_RESETS_FIR_SEL 0x2000
#define BCSR_RESETS_IRDA_MODE_MASK 0xC000
#define BCSR_RESETS_IRDA_MODE_FULL 0x0000
#define BCSR_RESETS_IRDA_MODE_OFF 0x4000
#define BCSR_RESETS_IRDA_MODE_2_3 0x8000
#define BCSR_RESETS_IRDA_MODE_1_3 0xC000
#define BCSR_PCMCIA_PC0VPP 0x0003
#define BCSR_PCMCIA_PC0VCC 0x000C
#define BCSR_PCMCIA_PC0DRVEN 0x0010
#define BCSR_PCMCIA_PC0RST 0x0080
#define BCSR_PCMCIA_PC1VPP 0x0300
#define BCSR_PCMCIA_PC1VCC 0x0C00
#define BCSR_PCMCIA_PC1DRVEN 0x1000
#define BCSR_PCMCIA_PC1RST 0x8000
#define BCSR_BOARD_PCIM66EN 0x0001
#define BCSR_BOARD_SD0_PWR 0x0040
#define BCSR_BOARD_SD1_PWR 0x0080
#define BCSR_BOARD_PCIM33 0x0100
#define BCSR_BOARD_GPIO200RST 0x0400
#define BCSR_BOARD_PCICFG 0x1000
#define BCSR_BOARD_SD0_WP 0x4000
#define BCSR_BOARD_SD1_WP 0x8000
#define BCSR_LEDS_DECIMALS 0x0003
#define BCSR_LEDS_LED0 0x0100
#define BCSR_LEDS_LED1 0x0200
#define BCSR_LEDS_LED2 0x0400
#define BCSR_LEDS_LED3 0x0800
#define BCSR_SWRESET_RESET 0x0080
/* PCMCIA DBAu1x00 specific defines */
#define PCMCIA_MAX_SOCK 1
#define PCMCIA_NUM_SOCKS (PCMCIA_MAX_SOCK + 1)

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@ -26,55 +26,6 @@
#ifndef __ASM_PB1100_H
#define __ASM_PB1100_H
#define PB1100_IDENT 0xAE000000
#define BOARD_STATUS_REG 0xAE000004
# define PB1100_ROM_SEL (1 << 15)
# define PB1100_ROM_SIZ (1 << 14)
# define PB1100_SWAP_BOOT (1 << 13)
# define PB1100_FLASH_WP (1 << 12)
# define PB1100_ROM_H_STS (1 << 11)
# define PB1100_ROM_L_STS (1 << 10)
# define PB1100_FLASH_H_STS (1 << 9)
# define PB1100_FLASH_L_STS (1 << 8)
# define PB1100_SRAM_SIZ (1 << 7)
# define PB1100_TSC_BUSY (1 << 6)
# define PB1100_PCMCIA_VS_MASK (3 << 4)
# define PB1100_RS232_CD (1 << 3)
# define PB1100_RS232_CTS (1 << 2)
# define PB1100_RS232_DSR (1 << 1)
# define PB1100_RS232_RI (1 << 0)
#define PB1100_IRDA_RS232 0xAE00000C
# define PB1100_IRDA_FULL (0 << 14) /* full power */
# define PB1100_IRDA_SHUTDOWN (1 << 14)
# define PB1100_IRDA_TT (2 << 14) /* 2/3 power */
# define PB1100_IRDA_OT (3 << 14) /* 1/3 power */
# define PB1100_IRDA_FIR (1 << 13)
#define PCMCIA_BOARD_REG 0xAE000010
# define PB1100_SD_WP1_RO (1 << 15) /* read only */
# define PB1100_SD_WP0_RO (1 << 14) /* read only */
# define PB1100_SD_PWR1 (1 << 11) /* applies power to SD1 */
# define PB1100_SD_PWR0 (1 << 10) /* applies power to SD0 */
# define PB1100_SEL_SD_CONN1 (1 << 9)
# define PB1100_SEL_SD_CONN0 (1 << 8)
# define PC_DEASSERT_RST (1 << 7)
# define PC_DRV_EN (1 << 4)
#define PB1100_G_CONTROL 0xAE000014 /* graphics control */
#define PB1100_RST_VDDI 0xAE00001C
# define PB1100_SOFT_RESET (1 << 15) /* clear to reset the board */
# define PB1100_VDDI_MASK 0x1F
#define PB1100_LEDS 0xAE000018
/*
* 11:8 is 4 discreet LEDs. Clearing a bit illuminates the LED.
* 7:0 is the LED Display's decimal points.
*/
#define PB1100_HEX_LED 0xAE000018
/* PCMCIA Pb1100 specific defines */
#define PCMCIA_MAX_SOCK 0
#define PCMCIA_NUM_SOCKS (PCMCIA_MAX_SOCK + 1)

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@ -43,113 +43,8 @@
* Refer to board documentation.
*/
#define AC97_PSC_BASE PSC1_BASE_ADDR
#define I2S_PSC_BASE PSC1_BASE_ADDR
#define I2S_PSC_BASE PSC1_BASE_ADDR
#define BCSR_KSEG1_ADDR 0xAD800000
typedef volatile struct
{
/*00*/ u16 whoami;
u16 reserved0;
/*04*/ u16 status;
u16 reserved1;
/*08*/ u16 switches;
u16 reserved2;
/*0C*/ u16 resets;
u16 reserved3;
/*10*/ u16 pcmcia;
u16 reserved4;
/*14*/ u16 board;
u16 reserved5;
/*18*/ u16 disk_leds;
u16 reserved6;
/*1C*/ u16 system;
u16 reserved7;
/*20*/ u16 intclr;
u16 reserved8;
/*24*/ u16 intset;
u16 reserved9;
/*28*/ u16 intclr_mask;
u16 reserved10;
/*2C*/ u16 intset_mask;
u16 reserved11;
/*30*/ u16 sig_status;
u16 reserved12;
/*34*/ u16 int_status;
u16 reserved13;
/*38*/ u16 reserved14;
u16 reserved15;
/*3C*/ u16 reserved16;
u16 reserved17;
} BCSR;
static BCSR * const bcsr = (BCSR *)BCSR_KSEG1_ADDR;
/*
* Register bit definitions for the BCSRs
*/
#define BCSR_WHOAMI_DCID 0x000F
#define BCSR_WHOAMI_CPLD 0x00F0
#define BCSR_WHOAMI_BOARD 0x0F00
#define BCSR_STATUS_PCMCIA0VS 0x0003
#define BCSR_STATUS_PCMCIA1VS 0x000C
#define BCSR_STATUS_SWAPBOOT 0x0040
#define BCSR_STATUS_FLASHBUSY 0x0100
#define BCSR_STATUS_IDECBLID 0x0200
#define BCSR_STATUS_SD0WP 0x0400
#define BCSR_STATUS_SD1WP 0x0800
#define BCSR_STATUS_U0RXD 0x1000
#define BCSR_STATUS_U1RXD 0x2000
#define BCSR_SWITCHES_OCTAL 0x00FF
#define BCSR_SWITCHES_DIP_1 0x0080
#define BCSR_SWITCHES_DIP_2 0x0040
#define BCSR_SWITCHES_DIP_3 0x0020
#define BCSR_SWITCHES_DIP_4 0x0010
#define BCSR_SWITCHES_DIP_5 0x0008
#define BCSR_SWITCHES_DIP_6 0x0004
#define BCSR_SWITCHES_DIP_7 0x0002
#define BCSR_SWITCHES_DIP_8 0x0001
#define BCSR_SWITCHES_ROTARY 0x0F00
#define BCSR_RESETS_ETH 0x0001
#define BCSR_RESETS_CAMERA 0x0002
#define BCSR_RESETS_DC 0x0004
#define BCSR_RESETS_IDE 0x0008
/* not resets but in the same register */
#define BCSR_RESETS_WSCFSM 0x0800
#define BCSR_RESETS_PCS0MUX 0x1000
#define BCSR_RESETS_PCS1MUX 0x2000
#define BCSR_RESETS_SPISEL 0x4000
#define BCSR_RESETS_SD1MUX 0x8000
#define BCSR_PCMCIA_PC0VPP 0x0003
#define BCSR_PCMCIA_PC0VCC 0x000C
#define BCSR_PCMCIA_PC0DRVEN 0x0010
#define BCSR_PCMCIA_PC0RST 0x0080
#define BCSR_PCMCIA_PC1VPP 0x0300
#define BCSR_PCMCIA_PC1VCC 0x0C00
#define BCSR_PCMCIA_PC1DRVEN 0x1000
#define BCSR_PCMCIA_PC1RST 0x8000
#define BCSR_BOARD_LCDVEE 0x0001
#define BCSR_BOARD_LCDVDD 0x0002
#define BCSR_BOARD_LCDBL 0x0004
#define BCSR_BOARD_CAMSNAP 0x0010
#define BCSR_BOARD_CAMPWR 0x0020
#define BCSR_BOARD_SD0PWR 0x0040
#define BCSR_BOARD_SD1PWR 0x0080
#define BCSR_LEDS_DECIMALS 0x00FF
#define BCSR_LEDS_LED0 0x0100
#define BCSR_LEDS_LED1 0x0200
#define BCSR_LEDS_LED2 0x0400
#define BCSR_LEDS_LED3 0x0800
#define BCSR_SYSTEM_VDDI 0x001F
#define BCSR_SYSTEM_POWEROFF 0x4000
@ -251,7 +146,7 @@ enum external_pb1200_ints {
#define BOARD_PC0_INT PB1200_PC0_INT
#define BOARD_PC1_INT PB1200_PC1_INT
#define BOARD_CARD_INSERTED(SOCKET) bcsr->sig_status & (1 << (8 + (2 * SOCKET)))
#define BOARD_CARD_INSERTED(SOCKET) (bcsr_read(BCSR_SIGSTAT & (1 << (8 + (2 * SOCKET))))
/* NAND chip select */
#define NAND_CS 1

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@ -26,19 +26,6 @@
#ifndef __ASM_PB1500_H
#define __ASM_PB1500_H
#define IDENT_BOARD_REG 0xAE000000
#define BOARD_STATUS_REG 0xAE000004
#define PCI_BOARD_REG 0xAE000010
#define PCMCIA_BOARD_REG 0xAE000010
# define PC_DEASSERT_RST 0x80
# define PC_DRV_EN 0x10
#define PB1500_G_CONTROL 0xAE000014
#define PB1500_RST_VDDI 0xAE00001C
#define PB1500_LEDS 0xAE000018
#define PB1500_HEX_LED 0xAF000004
#define PB1500_HEX_LED_BLANK 0xAF000008
/* PCMCIA Pb1500 specific defines */
#define PCMCIA_MAX_SOCK 0
#define PCMCIA_NUM_SOCKS (PCMCIA_MAX_SOCK + 1)

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@ -40,95 +40,6 @@
#define SMBUS_PSC_BASE PSC2_BASE_ADDR
#define I2S_PSC_BASE PSC3_BASE_ADDR
#define BCSR_PHYS_ADDR 0xAF000000
typedef volatile struct
{
/*00*/ u16 whoami;
u16 reserved0;
/*04*/ u16 status;
u16 reserved1;
/*08*/ u16 switches;
u16 reserved2;
/*0C*/ u16 resets;
u16 reserved3;
/*10*/ u16 pcmcia;
u16 reserved4;
/*14*/ u16 pci;
u16 reserved5;
/*18*/ u16 leds;
u16 reserved6;
/*1C*/ u16 system;
u16 reserved7;
} BCSR;
static BCSR * const bcsr = (BCSR *)BCSR_PHYS_ADDR;
/*
* Register bit definitions for the BCSRs
*/
#define BCSR_WHOAMI_DCID 0x000F
#define BCSR_WHOAMI_CPLD 0x00F0
#define BCSR_WHOAMI_BOARD 0x0F00
#define BCSR_STATUS_PCMCIA0VS 0x0003
#define BCSR_STATUS_PCMCIA1VS 0x000C
#define BCSR_STATUS_PCMCIA0FI 0x0010
#define BCSR_STATUS_PCMCIA1FI 0x0020
#define BCSR_STATUS_SWAPBOOT 0x0040
#define BCSR_STATUS_SRAMWIDTH 0x0080
#define BCSR_STATUS_FLASHBUSY 0x0100
#define BCSR_STATUS_ROMBUSY 0x0200
#define BCSR_STATUS_USBOTGID 0x0800
#define BCSR_STATUS_U0RXD 0x1000
#define BCSR_STATUS_U1RXD 0x2000
#define BCSR_STATUS_U3RXD 0x8000
#define BCSR_SWITCHES_OCTAL 0x00FF
#define BCSR_SWITCHES_DIP_1 0x0080
#define BCSR_SWITCHES_DIP_2 0x0040
#define BCSR_SWITCHES_DIP_3 0x0020
#define BCSR_SWITCHES_DIP_4 0x0010
#define BCSR_SWITCHES_DIP_5 0x0008
#define BCSR_SWITCHES_DIP_6 0x0004
#define BCSR_SWITCHES_DIP_7 0x0002
#define BCSR_SWITCHES_DIP_8 0x0001
#define BCSR_SWITCHES_ROTARY 0x0F00
#define BCSR_RESETS_PHY0 0x0001
#define BCSR_RESETS_PHY1 0x0002
#define BCSR_RESETS_DC 0x0004
#define BCSR_RESETS_WSC 0x2000
#define BCSR_RESETS_SPISEL 0x4000
#define BCSR_RESETS_DMAREQ 0x8000
#define BCSR_PCMCIA_PC0VPP 0x0003
#define BCSR_PCMCIA_PC0VCC 0x000C
#define BCSR_PCMCIA_PC0DRVEN 0x0010
#define BCSR_PCMCIA_PC0RST 0x0080
#define BCSR_PCMCIA_PC1VPP 0x0300
#define BCSR_PCMCIA_PC1VCC 0x0C00
#define BCSR_PCMCIA_PC1DRVEN 0x1000
#define BCSR_PCMCIA_PC1RST 0x8000
#define BCSR_PCI_M66EN 0x0001
#define BCSR_PCI_M33 0x0100
#define BCSR_PCI_EXTERNARB 0x0200
#define BCSR_PCI_GPIO200RST 0x0400
#define BCSR_PCI_CLKOUT 0x0800
#define BCSR_PCI_CFGHOST 0x1000
#define BCSR_LEDS_DECIMALS 0x00FF
#define BCSR_LEDS_LED0 0x0100
#define BCSR_LEDS_LED1 0x0200
#define BCSR_LEDS_LED2 0x0400
#define BCSR_LEDS_LED3 0x0800
#define BCSR_SYSTEM_VDDI 0x001F
#define BCSR_SYSTEM_POWEROFF 0x4000
#define BCSR_SYSTEM_RESET 0x8000
#define PCMCIA_MAX_SOCK 1
#define PCMCIA_NUM_SOCKS (PCMCIA_MAX_SOCK + 1)

Просмотреть файл

@ -19,6 +19,7 @@
#include <asm/io.h>
#include <asm/mach-au1x00/au1xxx.h>
#include <asm/mach-db1x00/bcsr.h>
/*
* MTD structure for NAND controller
@ -475,7 +476,8 @@ static int __init au1xxx_nand_init(void)
/* set gpio206 high */
au_writel(au_readl(GPIO2_DIR) & ~(1 << 6), GPIO2_DIR);
boot_swapboot = (au_readl(MEM_STSTAT) & (0x7 << 1)) | ((bcsr->status >> 6) & 0x1);
boot_swapboot = (au_readl(MEM_STSTAT) & (0x7 << 1)) | ((bcsr_read(BCSR_STATUS) >> 6) & 0x1);
switch (boot_swapboot) {
case 0:
case 2:

Просмотреть файл

@ -36,6 +36,7 @@
#include <asm/pb1000.h>
#elif defined(CONFIG_MIPS_DB1000) || defined(CONFIG_MIPS_DB1100)
#include <asm/db1x00.h>
#include <asm/mach-db1x00/bcsr.h>
#else
#error au1k_ir: unsupported board
#endif
@ -66,10 +67,6 @@ static char version[] __devinitdata =
#define RUN_AT(x) (jiffies + (x))
#if defined(CONFIG_MIPS_DB1000) || defined(CONFIG_MIPS_DB1100)
static BCSR * const bcsr = (BCSR *)0xAE000000;
#endif
static DEFINE_SPINLOCK(ir_lock);
/*
@ -282,9 +279,8 @@ static int au1k_irda_net_init(struct net_device *dev)
#if defined(CONFIG_MIPS_DB1000) || defined(CONFIG_MIPS_DB1100)
/* power on */
bcsr->resets &= ~BCSR_RESETS_IRDA_MODE_MASK;
bcsr->resets |= BCSR_RESETS_IRDA_MODE_FULL;
au_sync();
bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK,
BCSR_RESETS_IRDA_MODE_FULL);
#endif
return 0;
@ -720,14 +716,14 @@ au1k_irda_set_speed(struct net_device *dev, int speed)
if (speed == 4000000) {
#if defined(CONFIG_MIPS_DB1000) || defined(CONFIG_MIPS_DB1100)
bcsr->resets |= BCSR_RESETS_FIR_SEL;
bcsr_mod(BCSR_RESETS, 0, BCSR_RESETS_FIR_SEL);
#else /* Pb1000 and Pb1100 */
writel(1<<13, CPLD_AUX1);
#endif
}
else {
#if defined(CONFIG_MIPS_DB1000) || defined(CONFIG_MIPS_DB1100)
bcsr->resets &= ~BCSR_RESETS_FIR_SEL;
bcsr_mod(BCSR_RESETS, BCSR_RESETS_FIR_SEL, 0);
#else /* Pb1000 and Pb1100 */
writel(readl(CPLD_AUX1) & ~(1<<13), CPLD_AUX1);
#endif

Просмотреть файл

@ -47,9 +47,9 @@
#include <pb1200.h>
#else
#include <asm/mach-db1x00/db1x00.h>
static BCSR * const bcsr = (BCSR *)BCSR_KSEG1_ADDR;
#endif
#include <asm/mach-db1x00/bcsr.h>
#include "au1000_generic.h"
#if 0
@ -76,8 +76,8 @@ static int db1x00_pcmcia_hw_init(struct au1000_pcmcia_socket *skt)
static void db1x00_pcmcia_shutdown(struct au1000_pcmcia_socket *skt)
{
bcsr->pcmcia = 0; /* turn off power */
au_sync_delay(2);
bcsr_write(BCSR_PCMCIA, 0); /* turn off power */
msleep(2);
}
static void
@ -93,19 +93,19 @@ db1x00_pcmcia_socket_state(struct au1000_pcmcia_socket *skt, struct pcmcia_state
switch (skt->nr) {
case 0:
vs = bcsr->status & 0x3;
vs = bcsr_read(BCSR_STATUS) & 0x3;
#if defined(CONFIG_MIPS_DB1200) || defined(CONFIG_MIPS_PB1200)
inserted = BOARD_CARD_INSERTED(0);
#else
inserted = !(bcsr->status & (1<<4));
inserted = !(bcsr_read(BCSR_STATUS) & (1 << 4));
#endif
break;
case 1:
vs = (bcsr->status & 0xC)>>2;
vs = (bcsr_read(BCSR_STATUS) & 0xC) >> 2;
#if defined(CONFIG_MIPS_DB1200) || defined(CONFIG_MIPS_PB1200)
inserted = BOARD_CARD_INSERTED(1);
#else
inserted = !(bcsr->status & (1<<5));
inserted = !(bcsr_read(BCSR_STATUS) & (1<<5));
#endif
break;
default:/* should never happen */
@ -114,7 +114,7 @@ db1x00_pcmcia_socket_state(struct au1000_pcmcia_socket *skt, struct pcmcia_state
if (inserted)
debug("db1x00 socket %d: inserted %d, vs %d pcmcia %x\n",
skt->nr, inserted, vs, bcsr->pcmcia);
skt->nr, inserted, vs, bcsr_read(BCSR_PCMCIA));
if (inserted) {
switch (vs) {
@ -136,19 +136,21 @@ db1x00_pcmcia_socket_state(struct au1000_pcmcia_socket *skt, struct pcmcia_state
/* if the card was previously inserted and then ejected,
* we should turn off power to it
*/
if ((skt->nr == 0) && (bcsr->pcmcia & BCSR_PCMCIA_PC0RST)) {
bcsr->pcmcia &= ~(BCSR_PCMCIA_PC0RST |
BCSR_PCMCIA_PC0DRVEN |
BCSR_PCMCIA_PC0VPP |
BCSR_PCMCIA_PC0VCC);
au_sync_delay(10);
if ((skt->nr == 0) &&
(bcsr_read(BCSR_PCMCIA) & BCSR_PCMCIA_PC0RST)) {
bcsr_mod(BCSR_PCMCIA, BCSR_PCMCIA_PC0RST |
BCSR_PCMCIA_PC0DRVEN |
BCSR_PCMCIA_PC0VPP |
BCSR_PCMCIA_PC0VCC, 0);
msleep(10);
}
else if ((skt->nr == 1) && bcsr->pcmcia & BCSR_PCMCIA_PC1RST) {
bcsr->pcmcia &= ~(BCSR_PCMCIA_PC1RST |
BCSR_PCMCIA_PC1DRVEN |
BCSR_PCMCIA_PC1VPP |
BCSR_PCMCIA_PC1VCC);
au_sync_delay(10);
else if ((skt->nr == 1) &&
(bcsr_read(BCSR_PCMCIA) & BCSR_PCMCIA_PC1RST)) {
bcsr_mod(BCSR_PCMCIA, BCSR_PCMCIA_PC1RST |
BCSR_PCMCIA_PC1DRVEN |
BCSR_PCMCIA_PC1VPP |
BCSR_PCMCIA_PC1VCC, 0);
msleep(10);
}
}
@ -171,7 +173,7 @@ db1x00_pcmcia_configure_socket(struct au1000_pcmcia_socket *skt, struct socket_s
* initializing a socket not to wipe out the settings of the
* other socket.
*/
pwr = bcsr->pcmcia;
pwr = bcsr_read(BCSR_PCMCIA);
pwr &= ~(0xf << sock*8); /* clear voltage settings */
state->Vpp = 0;
@ -228,37 +230,37 @@ db1x00_pcmcia_configure_socket(struct au1000_pcmcia_socket *skt, struct socket_s
break;
}
bcsr->pcmcia = pwr;
au_sync_delay(300);
bcsr_write(BCSR_PCMCIA, pwr);
msleep(300);
if (sock == 0) {
if (!(state->flags & SS_RESET)) {
pwr |= BCSR_PCMCIA_PC0DRVEN;
bcsr->pcmcia = pwr;
au_sync_delay(300);
bcsr_write(BCSR_PCMCIA, pwr);
msleep(300);
pwr |= BCSR_PCMCIA_PC0RST;
bcsr->pcmcia = pwr;
au_sync_delay(100);
bcsr_write(BCSR_PCMCIA, pwr);
msleep(100);
}
else {
pwr &= ~(BCSR_PCMCIA_PC0RST | BCSR_PCMCIA_PC0DRVEN);
bcsr->pcmcia = pwr;
au_sync_delay(100);
bcsr_write(BCSR_PCMCIA, pwr);
msleep(100);
}
}
else {
if (!(state->flags & SS_RESET)) {
pwr |= BCSR_PCMCIA_PC1DRVEN;
bcsr->pcmcia = pwr;
au_sync_delay(300);
bcsr_write(BCSR_PCMCIA, pwr);
msleep(300);
pwr |= BCSR_PCMCIA_PC1RST;
bcsr->pcmcia = pwr;
au_sync_delay(100);
bcsr_write(BCSR_PCMCIA, pwr);
msleep(100);
}
else {
pwr &= ~(BCSR_PCMCIA_PC1RST | BCSR_PCMCIA_PC1DRVEN);
bcsr->pcmcia = pwr;
au_sync_delay(100);
bcsr_write(BCSR_PCMCIA, pwr);
msleep(100);
}
}
return 0;
@ -298,8 +300,8 @@ struct pcmcia_low_level db1x00_pcmcia_ops = {
int au1x_board_init(struct device *dev)
{
int ret = -ENODEV;
bcsr->pcmcia = 0; /* turn off power, if it's not already off */
au_sync_delay(2);
bcsr_write(BCSR_PCMCIA, 0); /* turn off power, if it's not already off */
msleep(2);
ret = au1x00_pcmcia_socket_probe(dev, &db1x00_pcmcia_ops, 0, 2);
return ret;
}