diff options
Diffstat (limited to 'arch/mips/alchemy/devboards/db1000.c')
| -rw-r--r-- | arch/mips/alchemy/devboards/db1000.c | 176 |
1 files changed, 107 insertions, 69 deletions
diff --git a/arch/mips/alchemy/devboards/db1000.c b/arch/mips/alchemy/devboards/db1000.c index 1b81dbf6b80..92dd929d405 100644 --- a/arch/mips/alchemy/devboards/db1000.c +++ b/arch/mips/alchemy/devboards/db1000.c @@ -1,5 +1,5 @@ /* - * DBAu1000/1500/1100 board support + * DBAu1000/1500/1100 PBAu1100/1500 board support * * Copyright 2000, 2008 MontaVista Software Inc. * Author: MontaVista Software, Inc. <source@mvista.com> @@ -41,37 +41,27 @@ #define F_SWAPPED (bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1000_SWAPBOOT) -struct pci_dev; +const char *get_system_type(void); -static const char *board_type_str(void) +int __init db1000_board_setup(void) { + /* initialize board register space */ + bcsr_init(DB1000_BCSR_PHYS_ADDR, + DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS); + switch (BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI))) { case BCSR_WHOAMI_DB1000: - return "DB1000"; case BCSR_WHOAMI_DB1500: - return "DB1500"; case BCSR_WHOAMI_DB1100: - return "DB1100"; - default: - return "(unknown)"; + case BCSR_WHOAMI_PB1500: + case BCSR_WHOAMI_PB1500R2: + case BCSR_WHOAMI_PB1100: + pr_info("AMD Alchemy %s Board\n", get_system_type()); + return 0; } + return -ENODEV; } -const char *get_system_type(void) -{ - return board_type_str(); -} - -void __init board_setup(void) -{ - /* initialize board register space */ - bcsr_init(DB1000_BCSR_PHYS_ADDR, - DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS); - - printk(KERN_INFO "AMD Alchemy %s Board\n", board_type_str()); -} - - static int db1500_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin) { if ((slot < 12) || (slot > 13) || pin == 0) @@ -109,15 +99,10 @@ static struct platform_device db1500_pci_host_dev = { .resource = alchemy_pci_host_res, }; -static int __init db1500_pci_init(void) +int __init db1500_pci_setup(void) { - if (BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI)) == BCSR_WHOAMI_DB1500) - return platform_device_register(&db1500_pci_host_dev); - return 0; + return platform_device_register(&db1500_pci_host_dev); } -/* must be arch_initcall; MIPS PCI scans busses in a subsys_initcall */ -arch_initcall(db1500_pci_init); - static struct resource au1100_lcd_resources[] = { [0] = { @@ -199,27 +184,37 @@ static irqreturn_t db1100_mmc_cd(int irq, void *ptr) static int db1100_mmc_cd_setup(void *mmc_host, int en) { - int ret = 0; + int ret = 0, irq; + + if (BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI)) == BCSR_WHOAMI_DB1100) + irq = AU1100_GPIO19_INT; + else + irq = AU1100_GPIO14_INT; /* PB1100 SD0 CD# */ if (en) { - irq_set_irq_type(AU1100_GPIO19_INT, IRQ_TYPE_EDGE_BOTH); - ret = request_irq(AU1100_GPIO19_INT, db1100_mmc_cd, 0, + irq_set_irq_type(irq, IRQ_TYPE_EDGE_BOTH); + ret = request_irq(irq, db1100_mmc_cd, 0, "sd0_cd", mmc_host); } else - free_irq(AU1100_GPIO19_INT, mmc_host); + free_irq(irq, mmc_host); return ret; } static int db1100_mmc1_cd_setup(void *mmc_host, int en) { - int ret = 0; + int ret = 0, irq; + + if (BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI)) == BCSR_WHOAMI_DB1100) + irq = AU1100_GPIO20_INT; + else + irq = AU1100_GPIO15_INT; /* PB1100 SD1 CD# */ if (en) { - irq_set_irq_type(AU1100_GPIO20_INT, IRQ_TYPE_EDGE_BOTH); - ret = request_irq(AU1100_GPIO20_INT, db1100_mmc_cd, 0, + irq_set_irq_type(irq, IRQ_TYPE_EDGE_BOTH); + ret = request_irq(irq, db1100_mmc_cd, 0, "sd1_cd", mmc_host); } else - free_irq(AU1100_GPIO20_INT, mmc_host); + free_irq(irq, mmc_host); return ret; } @@ -236,11 +231,18 @@ static int db1100_mmc_card_inserted(void *mmc_host) static void db1100_mmc_set_power(void *mmc_host, int state) { + int bit; + + if (BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI)) == BCSR_WHOAMI_DB1100) + bit = BCSR_BOARD_SD0PWR; + else + bit = BCSR_BOARD_PB1100_SD0PWR; + if (state) { - bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD0PWR); + bcsr_mod(BCSR_BOARD, 0, bit); msleep(400); /* stabilization time */ } else - bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD0PWR, 0); + bcsr_mod(BCSR_BOARD, bit, 0); } static void db1100_mmcled_set(struct led_classdev *led, enum led_brightness b) @@ -252,7 +254,7 @@ static void db1100_mmcled_set(struct led_classdev *led, enum led_brightness b) } static struct led_classdev db1100_mmc_led = { - .brightness_set = db1100_mmcled_set, + .brightness_set = db1100_mmcled_set, }; static int db1100_mmc1_card_readonly(void *mmc_host) @@ -267,11 +269,18 @@ static int db1100_mmc1_card_inserted(void *mmc_host) static void db1100_mmc1_set_power(void *mmc_host, int state) { + int bit; + + if (BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI)) == BCSR_WHOAMI_DB1100) + bit = BCSR_BOARD_SD1PWR; + else + bit = BCSR_BOARD_PB1100_SD1PWR; + if (state) { - bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD1PWR); + bcsr_mod(BCSR_BOARD, 0, bit); msleep(400); /* stabilization time */ } else - bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD1PWR, 0); + bcsr_mod(BCSR_BOARD, bit, 0); } static void db1100_mmc1led_set(struct led_classdev *led, enum led_brightness b) @@ -283,7 +292,7 @@ static void db1100_mmc1led_set(struct led_classdev *led, enum led_brightness b) } static struct led_classdev db1100_mmc1_led = { - .brightness_set = db1100_mmc1led_set, + .brightness_set = db1100_mmc1led_set, }; static struct au1xmmc_platform_data db1100_mmc_platdata[2] = { @@ -326,7 +335,7 @@ static struct resource au1100_mmc0_resources[] = { } }; -static u64 au1xxx_mmc_dmamask = DMA_BIT_MASK(32); +static u64 au1xxx_mmc_dmamask = DMA_BIT_MASK(32); static struct platform_device db1100_mmc0_dev = { .name = "au1xxx-mmc", @@ -451,7 +460,7 @@ static struct spi_board_info db1100_spi_info[] __initdata = { .mode = 0, .irq = AU1100_GPIO21_INT, .platform_data = &db1100_touch_pd, - .controller_data = (void *)210, /* for spi_gpio: CS# GPIO210 */ + .controller_data = (void *)210, /* for spi_gpio: CS# GPIO210 */ }, }; @@ -480,13 +489,12 @@ static struct platform_device *db1100_devs[] = { &db1100_mmc0_dev, &db1100_mmc1_dev, &db1000_irda_dev, - &db1100_spi_dev, }; -static int __init db1000_dev_init(void) +int __init db1000_dev_setup(void) { int board = BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI)); - int c0, c1, d0, d1, s0, s1; + int c0, c1, d0, d1, s0, s1, flashsize = 32, twosocks = 1; unsigned long pfc; if (board == BCSR_WHOAMI_DB1500) { @@ -504,13 +512,10 @@ static int __init db1000_dev_init(void) s0 = AU1100_GPIO1_INT; s1 = AU1100_GPIO4_INT; + gpio_request(19, "sd0_cd"); + gpio_request(20, "sd1_cd"); gpio_direction_input(19); /* sd0 cd# */ gpio_direction_input(20); /* sd1 cd# */ - gpio_direction_input(21); /* touch pendown# */ - gpio_direction_input(207); /* SPI MISO */ - gpio_direction_output(208, 0); /* SPI MOSI */ - gpio_direction_output(209, 1); /* SPI SCK */ - gpio_direction_output(210, 1); /* SPI CS# */ /* spi_gpio on SSI0 pins */ pfc = __raw_readl((void __iomem *)SYS_PINFUNC); @@ -522,6 +527,7 @@ static int __init db1000_dev_init(void) ARRAY_SIZE(db1100_spi_info)); platform_add_devices(db1100_devs, ARRAY_SIZE(db1100_devs)); + platform_device_register(&db1100_spi_dev); } else if (board == BCSR_WHOAMI_DB1000) { c0 = AU1000_GPIO2_INT; c1 = AU1000_GPIO5_INT; @@ -530,15 +536,42 @@ static int __init db1000_dev_init(void) s0 = AU1000_GPIO1_INT; s1 = AU1000_GPIO4_INT; platform_add_devices(db1000_devs, ARRAY_SIZE(db1000_devs)); + } else if ((board == BCSR_WHOAMI_PB1500) || + (board == BCSR_WHOAMI_PB1500R2)) { + c0 = AU1500_GPIO203_INT; + d0 = AU1500_GPIO201_INT; + s0 = AU1500_GPIO202_INT; + twosocks = 0; + flashsize = 64; + /* RTC and daughtercard irqs */ + irq_set_irq_type(AU1500_GPIO204_INT, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(AU1500_GPIO205_INT, IRQ_TYPE_LEVEL_LOW); + /* EPSON S1D13806 0x1b000000 + * SRAM 1MB/2MB 0x1a000000 + * DS1693 RTC 0x0c000000 + */ + } else if (board == BCSR_WHOAMI_PB1100) { + c0 = AU1100_GPIO11_INT; + d0 = AU1100_GPIO9_INT; + s0 = AU1100_GPIO10_INT; + twosocks = 0; + flashsize = 64; + /* pendown, rtc, daughtercard irqs */ + irq_set_irq_type(AU1100_GPIO8_INT, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(AU1100_GPIO12_INT, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(AU1100_GPIO13_INT, IRQ_TYPE_LEVEL_LOW); + /* EPSON S1D13806 0x1b000000 + * SRAM 1MB/2MB 0x1a000000 + * DiskOnChip 0x0d000000 + * DS1693 RTC 0x0c000000 + */ + platform_add_devices(db1100_devs, ARRAY_SIZE(db1100_devs)); } else return 0; /* unknown board, no further dev setup to do */ irq_set_irq_type(d0, IRQ_TYPE_EDGE_BOTH); - irq_set_irq_type(d1, IRQ_TYPE_EDGE_BOTH); irq_set_irq_type(c0, IRQ_TYPE_LEVEL_LOW); - irq_set_irq_type(c1, IRQ_TYPE_LEVEL_LOW); irq_set_irq_type(s0, IRQ_TYPE_LEVEL_LOW); - irq_set_irq_type(s1, IRQ_TYPE_LEVEL_LOW); db1x_register_pcmcia_socket( AU1000_PCMCIA_ATTR_PHYS_ADDR, @@ -547,19 +580,24 @@ static int __init db1000_dev_init(void) AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, AU1000_PCMCIA_IO_PHYS_ADDR, AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, - c0, d0, /*s0*/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, - c1, d1, /*s1*/0, 0, 1); + c0, d0, /*s0*/0, 0, 0); + + if (twosocks) { + irq_set_irq_type(d1, IRQ_TYPE_EDGE_BOTH); + irq_set_irq_type(c1, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(s1, IRQ_TYPE_LEVEL_LOW); + + 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, + c1, d1, /*s1*/0, 0, 1); + } platform_add_devices(db1x00_devs, ARRAY_SIZE(db1x00_devs)); - db1x_register_norflash(32 << 20, 4 /* 32bit */, F_SWAPPED); + db1x_register_norflash(flashsize << 20, 4 /* 32bit */, F_SWAPPED); return 0; } -device_initcall(db1000_dev_init); |