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MIPS: Alchemy: Improved DB1550 support, with audio and serial busses.

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Signed-off-by: Manuel Lauss <manuel.lauss@googlemail.com>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2868/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Manuel Lauss
2011-11-10 12:06:16 +00:00
committed by Ralf Baechle
parent 64cd04d0cf
commit f869d42e58
10 changed files with 763 additions and 176 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
arch/mips/alchemy/Kconfig
View File

@@ -71,7 +71,7 @@ config MIPS_DB1550
bool "Alchemy DB1550 board"
select ALCHEMY_GPIOINT_AU1000
select HW_HAS_PCI
select DMA_NONCOHERENT
select DMA_COHERENT
select MIPS_DISABLE_OBSOLETE_IDE
select SYS_SUPPORTS_LITTLE_ENDIAN
select SYS_HAS_EARLY_PRINTK

2
arch/mips/alchemy/devboards/Makefile
View File

@@ -13,4 +13,4 @@ obj-$(CONFIG_MIPS_DB1100) += db1x00/
obj-$(CONFIG_MIPS_DB1200) += db1200/
obj-$(CONFIG_MIPS_DB1300) += db1300.o
obj-$(CONFIG_MIPS_DB1500) += db1x00/
obj-$(CONFIG_MIPS_DB1550) += db1x00/
obj-$(CONFIG_MIPS_DB1550) += db1550.o

506
arch/mips/alchemy/devboards/db1550.c Normal file
View File

@@ -0,0 +1,506 @@
/*
* Alchemy Db1550 board support
*
* (c) 2011 Manuel Lauss <manuel.lauss@googlemail.com>
*/
#include <linux/dma-mapping.h>
#include <linux/gpio.h>
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/interrupt.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <linux/platform_device.h>
#include <linux/pm.h>
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-au1x00/au1xxx_eth.h>
#include <asm/mach-au1x00/au1xxx_dbdma.h>
#include <asm/mach-au1x00/au1xxx_psc.h>
#include <asm/mach-au1x00/au1550_spi.h>
#include <asm/mach-db1x00/bcsr.h>
#include <prom.h>
#include "platform.h"
const char *get_system_type(void)
{
return "DB1550";
}
static void __init db1550_hw_setup(void)
{
void __iomem *base;
alchemy_gpio_direction_output(203, 0); /* red led on */
/* complete SPI setup: link psc0_intclk to a 48MHz source,
* and assign GPIO16 to PSC0_SYNC1 (SPI cs# line)
*/
base = (void __iomem *)SYS_CLKSRC;
__raw_writel(__raw_readl(base) | 0x000001e0, base);
base = (void __iomem *)SYS_PINFUNC;
__raw_writel(__raw_readl(base) | 1, base);
wmb();
/* reset the AC97 codec now, the reset time in the psc-ac97 driver
* is apparently too short although it's ridiculous as it is.
*/
base = (void __iomem *)KSEG1ADDR(AU1550_PSC1_PHYS_ADDR);
__raw_writel(PSC_SEL_CLK_SERCLK | PSC_SEL_PS_AC97MODE,
base + PSC_SEL_OFFSET);
__raw_writel(PSC_CTRL_DISABLE, base + PSC_CTRL_OFFSET);
wmb();
__raw_writel(PSC_AC97RST_RST, base + PSC_AC97RST_OFFSET);
wmb();
alchemy_gpio_direction_output(202, 0); /* green led on */
}
void __init board_setup(void)
{
unsigned short whoami;
bcsr_init(DB1550_BCSR_PHYS_ADDR,
DB1550_BCSR_PHYS_ADDR + DB1550_BCSR_HEXLED_OFS);
whoami = bcsr_read(BCSR_WHOAMI);
printk(KERN_INFO "Alchemy/AMD DB1550 Board, CPLD Rev %d"
" Board-ID %d Daughtercard ID %d\n",
(whoami >> 4) & 0xf, (whoami >> 8) & 0xf, whoami & 0xf);
db1550_hw_setup();
}
/*****************************************************************************/
static struct mtd_partition db1550_spiflash_parts[] = {
{
.name = "spi_flash",
.offset = 0,
.size = MTDPART_SIZ_FULL,
},
};
static struct flash_platform_data db1550_spiflash_data = {
.name = "s25fl010",
.parts = db1550_spiflash_parts,
.nr_parts = ARRAY_SIZE(db1550_spiflash_parts),
.type = "m25p10",
};
static struct spi_board_info db1550_spi_devs[] __initdata = {
{
/* TI TMP121AIDBVR temp sensor */
.modalias = "tmp121",
.max_speed_hz = 2400000,
.bus_num = 0,
.chip_select = 0,
.mode = SPI_MODE_0,
},
{
/* Spansion S25FL001D0FMA SPI flash */
.modalias = "m25p80",
.max_speed_hz = 2400000,
.bus_num = 0,
.chip_select = 1,
.mode = SPI_MODE_0,
.platform_data = &db1550_spiflash_data,
},
};
static struct i2c_board_info db1550_i2c_devs[] __initdata = {
{ I2C_BOARD_INFO("24c04", 0x52),}, /* AT24C04-10 I2C eeprom */
{ I2C_BOARD_INFO("ne1619", 0x2d),}, /* adm1025-compat hwmon */
{ I2C_BOARD_INFO("wm8731", 0x1b),}, /* I2S audio codec WM8731 */
};
/**********************************************************************/
static void au1550_nand_cmd_ctrl(struct mtd_info *mtd, int cmd,
unsigned int ctrl)
{
struct nand_chip *this = mtd->priv;
unsigned long ioaddr = (unsigned long)this->IO_ADDR_W;
ioaddr &= 0xffffff00;
if (ctrl & NAND_CLE) {
ioaddr += MEM_STNAND_CMD;
} else if (ctrl & NAND_ALE) {
ioaddr += MEM_STNAND_ADDR;
} else {
/* assume we want to r/w real data by default */
ioaddr += MEM_STNAND_DATA;
}
this->IO_ADDR_R = this->IO_ADDR_W = (void __iomem *)ioaddr;
if (cmd != NAND_CMD_NONE) {
__raw_writeb(cmd, this->IO_ADDR_W);
wmb();
}
}
static int au1550_nand_device_ready(struct mtd_info *mtd)
{
return __raw_readl((void __iomem *)MEM_STSTAT) & 1;
}
static const char *db1550_part_probes[] = { "cmdlinepart", NULL };
static struct mtd_partition db1550_nand_parts[] = {
{
.name = "NAND FS 0",
.offset = 0,
.size = 8 * 1024 * 1024,
},
{
.name = "NAND FS 1",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL
},
};
struct platform_nand_data db1550_nand_platdata = {
.chip = {
.nr_chips = 1,
.chip_offset = 0,
.nr_partitions = ARRAY_SIZE(db1550_nand_parts),
.partitions = db1550_nand_parts,
.chip_delay = 20,
.part_probe_types = db1550_part_probes,
},
.ctrl = {
.dev_ready = au1550_nand_device_ready,
.cmd_ctrl = au1550_nand_cmd_ctrl,
},
};
static struct resource db1550_nand_res[] = {
[0] = {
.start = 0x20000000,
.end = 0x200000ff,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device db1550_nand_dev = {
.name = "gen_nand",
.num_resources = ARRAY_SIZE(db1550_nand_res),
.resource = db1550_nand_res,
.id = -1,
.dev = {
.platform_data = &db1550_nand_platdata,
}
};
/**********************************************************************/
static struct resource au1550_psc0_res[] = {
[0] = {
.start = AU1550_PSC0_PHYS_ADDR,
.end = AU1550_PSC0_PHYS_ADDR + 0xfff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AU1550_PSC0_INT,
.end = AU1550_PSC0_INT,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = AU1550_DSCR_CMD0_PSC0_TX,
.end = AU1550_DSCR_CMD0_PSC0_TX,
.flags = IORESOURCE_DMA,
},
[3] = {
.start = AU1550_DSCR_CMD0_PSC0_RX,
.end = AU1550_DSCR_CMD0_PSC0_RX,
.flags = IORESOURCE_DMA,
},
};
static void db1550_spi_cs_en(struct au1550_spi_info *spi, int cs, int pol)
{
if (cs)
bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SPISEL);
else
bcsr_mod(BCSR_BOARD, BCSR_BOARD_SPISEL, 0);
}
static struct au1550_spi_info db1550_spi_platdata = {
.mainclk_hz = 48000000, /* PSC0 clock: max. 2.4MHz SPI clk */
.num_chipselect = 2,
.activate_cs = db1550_spi_cs_en,
};
static u64 spi_dmamask = DMA_BIT_MASK(32);
static struct platform_device db1550_spi_dev = {
.dev = {
.dma_mask = &spi_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &db1550_spi_platdata,
},
.name = "au1550-spi",
.id = 0, /* bus number */
.num_resources = ARRAY_SIZE(au1550_psc0_res),
.resource = au1550_psc0_res,
};
/**********************************************************************/
static struct resource au1550_psc1_res[] = {
[0] = {
.start = AU1550_PSC1_PHYS_ADDR,
.end = AU1550_PSC1_PHYS_ADDR + 0xfff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AU1550_PSC1_INT,
.end = AU1550_PSC1_INT,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = AU1550_DSCR_CMD0_PSC1_TX,
.end = AU1550_DSCR_CMD0_PSC1_TX,
.flags = IORESOURCE_DMA,
},
[3] = {
.start = AU1550_DSCR_CMD0_PSC1_RX,
.end = AU1550_DSCR_CMD0_PSC1_RX,
.flags = IORESOURCE_DMA,
},
};
static struct platform_device db1550_ac97_dev = {
.name = "au1xpsc_ac97",
.id = 1, /* PSC ID */
.num_resources = ARRAY_SIZE(au1550_psc1_res),
.resource = au1550_psc1_res,
};
static struct resource au1550_psc2_res[] = {
[0] = {
.start = AU1550_PSC2_PHYS_ADDR,
.end = AU1550_PSC2_PHYS_ADDR + 0xfff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AU1550_PSC2_INT,
.end = AU1550_PSC2_INT,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = AU1550_DSCR_CMD0_PSC2_TX,
.end = AU1550_DSCR_CMD0_PSC2_TX,
.flags = IORESOURCE_DMA,
},
[3] = {
.start = AU1550_DSCR_CMD0_PSC2_RX,
.end = AU1550_DSCR_CMD0_PSC2_RX,
.flags = IORESOURCE_DMA,
},
};
static struct platform_device db1550_i2c_dev = {
.name = "au1xpsc_smbus",
.id = 0, /* bus number */
.num_resources = ARRAY_SIZE(au1550_psc2_res),
.resource = au1550_psc2_res,
};
/**********************************************************************/
static struct resource au1550_psc3_res[] = {
[0] = {
.start = AU1550_PSC3_PHYS_ADDR,
.end = AU1550_PSC3_PHYS_ADDR + 0xfff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AU1550_PSC3_INT,
.end = AU1550_PSC3_INT,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = AU1550_DSCR_CMD0_PSC3_TX,
.end = AU1550_DSCR_CMD0_PSC3_TX,
.flags = IORESOURCE_DMA,
},
[3] = {
.start = AU1550_DSCR_CMD0_PSC3_RX,
.end = AU1550_DSCR_CMD0_PSC3_RX,
.flags = IORESOURCE_DMA,
},
};
static struct platform_device db1550_i2s_dev = {
.name = "au1xpsc_i2s",
.id = 3, /* PSC ID */
.num_resources = ARRAY_SIZE(au1550_psc3_res),
.resource = au1550_psc3_res,
};
/**********************************************************************/
static struct platform_device db1550_stac_dev = {
.name = "ac97-codec",
.id = 1, /* on PSC1 */
};
static struct platform_device db1550_ac97dma_dev = {
.name = "au1xpsc-pcm",
.id = 1, /* on PSC3 */
};
static struct platform_device db1550_i2sdma_dev = {
.name = "au1xpsc-pcm",
.id = 3, /* on PSC3 */
};
static struct platform_device db1550_sndac97_dev = {
.name = "db1550-ac97",
};
static struct platform_device db1550_sndi2s_dev = {
.name = "db1550-i2s",
};
/**********************************************************************/
static struct platform_device db1550_rtc_dev = {
.name = "rtc-au1xxx",
.id = -1,
};
/**********************************************************************/
static int db1550_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin)
{
if ((slot < 11) || (slot > 13) || pin == 0)
return -1;
if (slot == 11)
return (pin == 1) ? AU1550_PCI_INTC : 0xff;
if (slot == 12) {
switch (pin) {
case 1: return AU1550_PCI_INTB;
case 2: return AU1550_PCI_INTC;
case 3: return AU1550_PCI_INTD;
case 4: return AU1550_PCI_INTA;
}
}
if (slot == 13) {
switch (pin) {
case 1: return AU1550_PCI_INTA;
case 2: return AU1550_PCI_INTB;
case 3: return AU1550_PCI_INTC;
case 4: return AU1550_PCI_INTD;
}
}
return -1;
}
static struct resource alchemy_pci_host_res[] = {
[0] = {
.start = AU1500_PCI_PHYS_ADDR,
.end = AU1500_PCI_PHYS_ADDR + 0xfff,
.flags = IORESOURCE_MEM,
},
};
static struct alchemy_pci_platdata db1550_pci_pd = {
.board_map_irq = db1550_map_pci_irq,
};
static struct platform_device db1550_pci_host_dev = {
.dev.platform_data = &db1550_pci_pd,
.name = "alchemy-pci",
.id = 0,
.num_resources = ARRAY_SIZE(alchemy_pci_host_res),
.resource = alchemy_pci_host_res,
};
/**********************************************************************/
static struct platform_device *db1550_devs[] __initdata = {
&db1550_rtc_dev,
&db1550_nand_dev,
&db1550_i2c_dev,
&db1550_ac97_dev,
&db1550_spi_dev,
&db1550_i2s_dev,
&db1550_stac_dev,
&db1550_ac97dma_dev,
&db1550_i2sdma_dev,
&db1550_sndac97_dev,
&db1550_sndi2s_dev,
};
/* must be arch_initcall; MIPS PCI scans busses in a subsys_initcall */
static int __init db1550_pci_init(void)
{
return platform_device_register(&db1550_pci_host_dev);
}
arch_initcall(db1550_pci_init);
static int __init db1550_dev_init(void)
{
int swapped;
irq_set_irq_type(AU1550_GPIO0_INT, IRQ_TYPE_EDGE_BOTH); /* CD0# */
irq_set_irq_type(AU1550_GPIO1_INT, IRQ_TYPE_EDGE_BOTH); /* CD1# */
irq_set_irq_type(AU1550_GPIO3_INT, IRQ_TYPE_LEVEL_LOW); /* CARD0# */
irq_set_irq_type(AU1550_GPIO5_INT, IRQ_TYPE_LEVEL_LOW); /* CARD1# */
irq_set_irq_type(AU1550_GPIO21_INT, IRQ_TYPE_LEVEL_LOW); /* STSCHG0# */
irq_set_irq_type(AU1550_GPIO22_INT, IRQ_TYPE_LEVEL_LOW); /* STSCHG1# */
i2c_register_board_info(0, db1550_i2c_devs,
ARRAY_SIZE(db1550_i2c_devs));
spi_register_board_info(db1550_spi_devs,
ARRAY_SIZE(db1550_i2c_devs));
/* Audio PSC clock is supplied by codecs (PSC1, 3) FIXME: platdata!! */
__raw_writel(PSC_SEL_CLK_SERCLK,
(void __iomem *)KSEG1ADDR(AU1550_PSC1_PHYS_ADDR) + PSC_SEL_OFFSET);
wmb();
__raw_writel(PSC_SEL_CLK_SERCLK,
(void __iomem *)KSEG1ADDR(AU1550_PSC3_PHYS_ADDR) + PSC_SEL_OFFSET);
wmb();
/* SPI/I2C use internally supplied 50MHz source */
__raw_writel(PSC_SEL_CLK_INTCLK,
(void __iomem *)KSEG1ADDR(AU1550_PSC0_PHYS_ADDR) + PSC_SEL_OFFSET);
wmb();
__raw_writel(PSC_SEL_CLK_INTCLK,
(void __iomem *)KSEG1ADDR(AU1550_PSC2_PHYS_ADDR) + PSC_SEL_OFFSET);
wmb();
db1x_register_pcmcia_socket(
AU1000_PCMCIA_ATTR_PHYS_ADDR,
AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1,
AU1000_PCMCIA_MEM_PHYS_ADDR,
AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1,
AU1000_PCMCIA_IO_PHYS_ADDR,
AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1,
AU1550_GPIO3_INT, AU1550_GPIO0_INT,
/*AU1550_GPIO21_INT*/0, 0, 0);
db1x_register_pcmcia_socket(
AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x004000000,
AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x004400000 - 1,
AU1000_PCMCIA_MEM_PHYS_ADDR + 0x004000000,
AU1000_PCMCIA_MEM_PHYS_ADDR + 0x004400000 - 1,
AU1000_PCMCIA_IO_PHYS_ADDR + 0x004000000,
AU1000_PCMCIA_IO_PHYS_ADDR + 0x004010000 - 1,
AU1550_GPIO5_INT, AU1550_GPIO1_INT,
/*AU1550_GPIO22_INT*/0, 0, 1);
swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1000_SWAPBOOT;
db1x_register_norflash(128 << 20, 4, swapped);
return platform_add_devices(db1550_devs, ARRAY_SIZE(db1550_devs));
}
device_initcall(db1550_dev_init);

24
arch/mips/alchemy/devboards/db1x00/board_setup.c
View File

@@ -48,11 +48,6 @@ const char *get_system_type(void)
void __init board_setup(void)
{
unsigned long bcsr1, bcsr2;
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
@@ -62,15 +57,9 @@ void __init board_setup(void)
#ifdef CONFIG_MIPS_DB1100
printk(KERN_INFO "AMD Alchemy Au1100/Db1100 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);
bcsr_init(DB1000_BCSR_PHYS_ADDR,
DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS);
#if defined(CONFIG_IRDA) && defined(CONFIG_AU1000_FIR)
{
@@ -92,14 +81,7 @@ void __init board_setup(void)
static int __init db1x00_init_irq(void)
{
#if defined(CONFIG_MIPS_DB1550)
irq_set_irq_type(AU1550_GPIO0_INT, IRQF_TRIGGER_LOW); /* CD0# */
irq_set_irq_type(AU1550_GPIO1_INT, IRQF_TRIGGER_LOW); /* CD1# */
irq_set_irq_type(AU1550_GPIO3_INT, IRQF_TRIGGER_LOW); /* CARD0# */
irq_set_irq_type(AU1550_GPIO5_INT, IRQF_TRIGGER_LOW); /* CARD1# */
irq_set_irq_type(AU1550_GPIO21_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */
irq_set_irq_type(AU1550_GPIO22_INT, IRQF_TRIGGER_LOW); /* STSCHG1# */
#elif defined(CONFIG_MIPS_DB1500)
#if defined(CONFIG_MIPS_DB1500)
irq_set_irq_type(AU1500_GPIO0_INT, IRQF_TRIGGER_LOW); /* CD0# */
irq_set_irq_type(AU1500_GPIO3_INT, IRQF_TRIGGER_LOW); /* CD1# */
irq_set_irq_type(AU1500_GPIO2_INT, IRQF_TRIGGER_LOW); /* CARD0# */

61
arch/mips/alchemy/devboards/db1x00/platform.c
View File

@@ -34,7 +34,6 @@ struct pci_dev;
* CD0/1 GPIO0/3
* STSCHG0/1 GPIO1/4
* CARD0/1 GPIO2/5
* Db1550: 0/1, 21/22, 3/5
*/
#define F_SWAPPED (bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1000_SWAPBOOT)
@@ -46,7 +45,6 @@ struct pci_dev;
#define DB1XXX_PCMCIA_CD1 AU1000_GPIO3_INT
#define DB1XXX_PCMCIA_STSCHG1 AU1000_GPIO4_INT
#define DB1XXX_PCMCIA_CARD1 AU1000_GPIO5_INT
#define BOARD_FLASH_SIZE 0x02000000 /* 32MB */
#elif defined(CONFIG_MIPS_DB1100)
#define DB1XXX_PCMCIA_CD0 AU1100_GPIO0_INT
#define DB1XXX_PCMCIA_STSCHG0 AU1100_GPIO1_INT
@@ -54,7 +52,6 @@ struct pci_dev;
#define DB1XXX_PCMCIA_CD1 AU1100_GPIO3_INT
#define DB1XXX_PCMCIA_STSCHG1 AU1100_GPIO4_INT
#define DB1XXX_PCMCIA_CARD1 AU1100_GPIO5_INT
#define BOARD_FLASH_SIZE 0x02000000 /* 32MB */
#elif defined(CONFIG_MIPS_DB1500)
#define DB1XXX_PCMCIA_CD0 AU1500_GPIO0_INT
#define DB1XXX_PCMCIA_STSCHG0 AU1500_GPIO1_INT
@@ -62,20 +59,8 @@ struct pci_dev;
#define DB1XXX_PCMCIA_CD1 AU1500_GPIO3_INT
#define DB1XXX_PCMCIA_STSCHG1 AU1500_GPIO4_INT
#define DB1XXX_PCMCIA_CARD1 AU1500_GPIO5_INT
#define BOARD_FLASH_SIZE 0x02000000 /* 32MB */
#elif defined(CONFIG_MIPS_DB1550)
#define DB1XXX_PCMCIA_CD0 AU1550_GPIO0_INT
#define DB1XXX_PCMCIA_STSCHG0 AU1550_GPIO21_INT
#define DB1XXX_PCMCIA_CARD0 AU1550_GPIO3_INT
#define DB1XXX_PCMCIA_CD1 AU1550_GPIO1_INT
#define DB1XXX_PCMCIA_STSCHG1 AU1550_GPIO22_INT
#define DB1XXX_PCMCIA_CARD1 AU1550_GPIO5_INT
#define BOARD_FLASH_SIZE 0x08000000 /* 128MB */
#endif
#ifdef CONFIG_PCI
#ifdef CONFIG_MIPS_DB1500
static int db1xxx_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin)
static int db1500_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin)
{
if ((slot < 12) || (slot > 13) || pin == 0)
return -1;
@@ -91,34 +76,6 @@ static int db1xxx_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin)
}
return -1;
}
#endif
#ifdef CONFIG_MIPS_DB1550
static int db1xxx_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin)
{
if ((slot < 11) || (slot > 13) || pin == 0)
return -1;
if (slot == 11)
return (pin == 1) ? AU1550_PCI_INTC : 0xff;
if (slot == 12) {
switch (pin) {
case 1: return AU1550_PCI_INTB;
case 2: return AU1550_PCI_INTC;
case 3: return AU1550_PCI_INTD;
case 4: return AU1550_PCI_INTA;
}
}
if (slot == 13) {
switch (pin) {
case 1: return AU1550_PCI_INTA;
case 2: return AU1550_PCI_INTB;
case 3: return AU1550_PCI_INTC;
case 4: return AU1550_PCI_INTD;
}
}
return -1;
}
#endif
static struct resource alchemy_pci_host_res[] = {
[0] = {
@@ -128,24 +85,24 @@ static struct resource alchemy_pci_host_res[] = {
},
};
static struct alchemy_pci_platdata db1xxx_pci_pd = {
.board_map_irq = db1xxx_map_pci_irq,
static struct alchemy_pci_platdata db1500_pci_pd = {
.board_map_irq = db1500_map_pci_irq,
};
static struct platform_device db1xxx_pci_host_dev = {
.dev.platform_data = &db1xxx_pci_pd,
static struct platform_device db1500_pci_host_dev = {
.dev.platform_data = &db1500_pci_pd,
.name = "alchemy-pci",
.id = 0,
.num_resources = ARRAY_SIZE(alchemy_pci_host_res),
.resource = alchemy_pci_host_res,
};
static int __init db15x0_pci_init(void)
static int __init db1500_pci_init(void)
{
return platform_device_register(&db1xxx_pci_host_dev);
return platform_device_register(&db1500_pci_host_dev);
}
/* must be arch_initcall; MIPS PCI scans busses in a subsys_initcall */
arch_initcall(db15x0_pci_init);
arch_initcall(db1500_pci_init);
#endif
#ifdef CONFIG_MIPS_DB1100
@@ -244,7 +201,7 @@ static int __init db1xxx_dev_init(void)
platform_device_register(&alchemy_ac97c_dev);
platform_device_register(&db1x00_audio_dev);
db1x_register_norflash(BOARD_FLASH_SIZE, 4 /* 32bit */, F_SWAPPED);
db1x_register_norflash(0x02000000, 4 /* 32bit */, F_SWAPPED);
return 0;
}
device_initcall(db1xxx_dev_init);