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-rw-r--r--arch/mips/alchemy/Kconfig11
-rw-r--r--arch/mips/alchemy/devboards/Makefile1
-rw-r--r--arch/mips/alchemy/devboards/db1235.c16
-rw-r--r--arch/mips/alchemy/devboards/db1550.c181
-rw-r--r--arch/mips/alchemy/devboards/pb1550.c244
5 files changed, 161 insertions, 292 deletions
diff --git a/arch/mips/alchemy/Kconfig b/arch/mips/alchemy/Kconfig
index b4929b94cd7..6eb66a90a83 100644
--- a/arch/mips/alchemy/Kconfig
+++ b/arch/mips/alchemy/Kconfig
@@ -37,7 +37,7 @@ config MIPS_DB1000
select SYS_HAS_EARLY_PRINTK
config MIPS_DB1235
- bool "Alchemy DB1200/PB1200/DB1300/DB1550 boards"
+ bool "Alchemy DB1200/PB1200/DB1300/DB1550/PB1550 boards"
select ARCH_REQUIRE_GPIOLIB
select HW_HAS_PCI
select DMA_COHERENT
@@ -62,15 +62,6 @@ config MIPS_PB1500
select SYS_SUPPORTS_LITTLE_ENDIAN
select SYS_HAS_EARLY_PRINTK
-config MIPS_PB1550
- bool "Alchemy PB1550 board"
- select ALCHEMY_GPIOINT_AU1000
- select DMA_NONCOHERENT
- select HW_HAS_PCI
- select MIPS_DISABLE_OBSOLETE_IDE
- select SYS_SUPPORTS_LITTLE_ENDIAN
- select SYS_HAS_EARLY_PRINTK
-
config MIPS_XXS1500
bool "MyCable XXS1500 board"
select DMA_NONCOHERENT
diff --git a/arch/mips/alchemy/devboards/Makefile b/arch/mips/alchemy/devboards/Makefile
index f8a962498b2..fad8a99c7b6 100644
--- a/arch/mips/alchemy/devboards/Makefile
+++ b/arch/mips/alchemy/devboards/Makefile
@@ -6,6 +6,5 @@ obj-y += bcsr.o platform.o
obj-$(CONFIG_PM) += pm.o
obj-$(CONFIG_MIPS_PB1100) += pb1100.o
obj-$(CONFIG_MIPS_PB1500) += pb1500.o
-obj-$(CONFIG_MIPS_PB1550) += pb1550.o
obj-$(CONFIG_MIPS_DB1000) += db1000.o
obj-$(CONFIG_MIPS_DB1235) += db1235.o db1200.o db1300.o db1550.o
diff --git a/arch/mips/alchemy/devboards/db1235.c b/arch/mips/alchemy/devboards/db1235.c
index 15003eb1f84..c76a90f7866 100644
--- a/arch/mips/alchemy/devboards/db1235.c
+++ b/arch/mips/alchemy/devboards/db1235.c
@@ -13,7 +13,7 @@ int __init db1300_board_setup(void);
int __init db1300_dev_setup(void);
int __init db1550_board_setup(void);
int __init db1550_dev_setup(void);
-int __init db1550_pci_setup(void);
+int __init db1550_pci_setup(int);
static const char *board_type_str(void)
{
@@ -27,6 +27,9 @@ static const char *board_type_str(void)
return "DB1300";
case BCSR_WHOAMI_DB1550:
return "DB1550";
+ case BCSR_WHOAMI_PB1550_SDR:
+ case BCSR_WHOAMI_PB1550_DDR:
+ return "PB1550";
default:
return "(unknown)";
}
@@ -61,8 +64,13 @@ void __init board_setup(void)
int __init db1235_arch_init(void)
{
- if (BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI)) == BCSR_WHOAMI_DB1550)
- return db1550_pci_setup();
+ int id = BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI));
+ if (id == BCSR_WHOAMI_DB1550)
+ return db1550_pci_setup(0);
+ else if ((id == BCSR_WHOAMI_PB1550_SDR) ||
+ (id == BCSR_WHOAMI_PB1550_DDR))
+ return db1550_pci_setup(1);
+
return 0;
}
arch_initcall(db1235_arch_init);
@@ -77,6 +85,8 @@ int __init db1235_dev_init(void)
case BCSR_WHOAMI_DB1300:
return db1300_dev_setup();
case BCSR_WHOAMI_DB1550:
+ case BCSR_WHOAMI_PB1550_SDR:
+ case BCSR_WHOAMI_PB1550_DDR:
return db1550_dev_setup();
}
return 0;
diff --git a/arch/mips/alchemy/devboards/db1550.c b/arch/mips/alchemy/devboards/db1550.c
index 7664beed8fa..5a9ae609542 100644
--- a/arch/mips/alchemy/devboards/db1550.c
+++ b/arch/mips/alchemy/devboards/db1550.c
@@ -1,5 +1,5 @@
/*
- * Alchemy Db1550 board support
+ * Alchemy Db1550/Pb1550 board support
*
* (c) 2011 Manuel Lauss <manuel.lauss@googlemail.com>
*/
@@ -17,11 +17,13 @@
#include <linux/pm.h>
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
+#include <asm/bootinfo.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-au1x00/au1550nd.h>
#include <asm/mach-db1x00/bcsr.h>
#include <prom.h>
#include "platform.h"
@@ -30,15 +32,14 @@ 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)
+ * and assign GPIO16 to PSC0_SYNC1 (SPI cs# line) as well as PSC1_SYNC
+ * for AC97 on PB1550.
*/
base = (void __iomem *)SYS_CLKSRC;
__raw_writel(__raw_readl(base) | 0x000001e0, base);
base = (void __iomem *)SYS_PINFUNC;
- __raw_writel(__raw_readl(base) | 1, base);
+ __raw_writel(__raw_readl(base) | 1 | SYS_PF_PSC1_S1, base);
wmb();
/* reset the AC97 codec now, the reset time in the psc-ac97 driver
@@ -51,8 +52,6 @@ static void __init db1550_hw_setup(void)
wmb();
__raw_writel(PSC_AC97RST_RST, base + PSC_AC97RST_OFFSET);
wmb();
-
- alchemy_gpio_direction_output(202, 0); /* green led on */
}
int __init db1550_board_setup(void)
@@ -62,9 +61,14 @@ int __init db1550_board_setup(void)
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 = bcsr_read(BCSR_WHOAMI); /* PB1550 hexled offset differs */
+ if ((BCSR_WHOAMI_BOARD(whoami) == BCSR_WHOAMI_PB1550_SDR) ||
+ (BCSR_WHOAMI_BOARD(whoami) == BCSR_WHOAMI_PB1550_DDR))
+ bcsr_init(PB1550_BCSR_PHYS_ADDR,
+ PB1550_BCSR_PHYS_ADDR + PB1550_BCSR_HEXLED_OFS);
+
+ pr_info("Alchemy/AMD %s Board, CPLD Rev %d Board-ID %d " \
+ "Daughtercard ID %d\n", get_system_type(),
(whoami >> 4) & 0xf, (whoami >> 8) & 0xf, whoami & 0xf);
db1550_hw_setup();
@@ -189,6 +193,39 @@ static struct platform_device db1550_nand_dev = {
}
};
+static struct au1550nd_platdata pb1550_nand_pd = {
+ .parts = db1550_nand_parts,
+ .num_parts = ARRAY_SIZE(db1550_nand_parts),
+ .devwidth = 0, /* x8 NAND default, needs fixing up */
+};
+
+static struct platform_device pb1550_nand_dev = {
+ .name = "au1550-nand",
+ .id = -1,
+ .resource = db1550_nand_res,
+ .num_resources = ARRAY_SIZE(db1550_nand_res),
+ .dev = {
+ .platform_data = &pb1550_nand_pd,
+ },
+};
+
+static void __init pb1550_nand_setup(void)
+{
+ int boot_swapboot = (au_readl(MEM_STSTAT) & (0x7 << 1)) |
+ ((bcsr_read(BCSR_STATUS) >> 6) & 0x1);
+
+ gpio_direction_input(206); /* de-assert NAND CS# */
+ switch (boot_swapboot) {
+ case 0: case 2: case 8: case 0xC: case 0xD:
+ /* x16 NAND Flash */
+ pb1550_nand_pd.devwidth = 1;
+ /* fallthrough */
+ case 1: case 3: case 9: case 0xE: case 0xF:
+ /* x8 NAND, already set up */
+ platform_device_register(&pb1550_nand_dev);
+ }
+}
+
/**********************************************************************/
static struct resource au1550_psc0_res[] = {
@@ -389,6 +426,29 @@ static int db1550_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin)
return -1;
}
+static int pb1550_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin)
+{
+ if ((slot < 12) || (slot > 13) || pin == 0)
+ return -1;
+ if (slot == 12) {
+ switch (pin) {
+ case 1: return AU1500_PCI_INTB;
+ case 2: return AU1500_PCI_INTC;
+ case 3: return AU1500_PCI_INTD;
+ case 4: return AU1500_PCI_INTA;
+ }
+ }
+ if (slot == 13) {
+ switch (pin) {
+ case 1: return AU1500_PCI_INTA;
+ case 2: return AU1500_PCI_INTB;
+ case 3: return AU1500_PCI_INTC;
+ case 4: return AU1500_PCI_INTD;
+ }
+ }
+ return -1;
+}
+
static struct resource alchemy_pci_host_res[] = {
[0] = {
.start = AU1500_PCI_PHYS_ADDR,
@@ -412,7 +472,6 @@ static struct platform_device db1550_pci_host_dev = {
/**********************************************************************/
static struct platform_device *db1550_devs[] __initdata = {
- &db1550_nand_dev,
&db1550_i2c_dev,
&db1550_ac97_dev,
&db1550_spi_dev,
@@ -425,14 +484,16 @@ static struct platform_device *db1550_devs[] __initdata = {
};
/* must be arch_initcall; MIPS PCI scans busses in a subsys_initcall */
-int __init db1550_pci_setup(void)
+int __init db1550_pci_setup(int id)
{
+ if (id)
+ db1550_pci_pd.board_map_irq = pb1550_map_pci_irq;
return platform_device_register(&db1550_pci_host_dev);
}
-int __init db1550_dev_setup(void)
+static void __init db1550_devices(void)
{
- int swapped;
+ alchemy_gpio_direction_output(203, 0); /* red led on */
irq_set_irq_type(AU1550_GPIO0_INT, IRQ_TYPE_EDGE_BOTH); /* CD0# */
irq_set_irq_type(AU1550_GPIO1_INT, IRQ_TYPE_EDGE_BOTH); /* CD1# */
@@ -441,6 +502,75 @@ int __init db1550_dev_setup(void)
irq_set_irq_type(AU1550_GPIO21_INT, IRQ_TYPE_LEVEL_LOW); /* STSCHG0# */
irq_set_irq_type(AU1550_GPIO22_INT, IRQ_TYPE_LEVEL_LOW); /* STSCHG1# */
+ 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);
+
+ platform_device_register(&db1550_nand_dev);
+
+ alchemy_gpio_direction_output(202, 0); /* green led on */
+}
+
+static void __init pb1550_devices(void)
+{
+ irq_set_irq_type(AU1550_GPIO0_INT, IRQ_TYPE_LEVEL_LOW);
+ irq_set_irq_type(AU1550_GPIO1_INT, IRQ_TYPE_LEVEL_LOW);
+ irq_set_irq_type(AU1550_GPIO201_205_INT, IRQ_TYPE_LEVEL_HIGH);
+
+ /* enable both PCMCIA card irqs in the shared line */
+ alchemy_gpio2_enable_int(201); /* socket 0 card irq */
+ alchemy_gpio2_enable_int(202); /* socket 1 card irq */
+
+ /* Pb1550, like all others, also has statuschange irqs; however they're
+ * wired up on one of the Au1550's shared GPIO201_205 line, which also
+ * services the PCMCIA card interrupts. So we ignore statuschange and
+ * use the GPIO201_205 exclusively for card interrupts, since a) pcmcia
+ * drivers are used to shared irqs and b) statuschange isn't really use-
+ * ful anyway.
+ */
+ 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_GPIO201_205_INT, AU1550_GPIO0_INT, 0, 0, 0);
+
+ db1x_register_pcmcia_socket(
+ AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008000000,
+ AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008400000 - 1,
+ AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008000000,
+ AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008400000 - 1,
+ AU1000_PCMCIA_IO_PHYS_ADDR + 0x008000000,
+ AU1000_PCMCIA_IO_PHYS_ADDR + 0x008010000 - 1,
+ AU1550_GPIO201_205_INT, AU1550_GPIO1_INT, 0, 0, 1);
+
+ pb1550_nand_setup();
+}
+
+int __init db1550_dev_setup(void)
+{
+ int swapped, id;
+
+ id = (BCSR_WHOAMI_BOARD(bcsr_read(BCSR_WHOAMI)) != BCSR_WHOAMI_DB1550);
+
i2c_register_board_info(0, db1550_i2c_devs,
ARRAY_SIZE(db1550_i2c_devs));
spi_register_board_info(db1550_spi_devs,
@@ -461,27 +591,10 @@ int __init db1550_dev_setup(void)
(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);
+ id ? pb1550_devices() : db1550_devices();
- swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1000_SWAPBOOT;
+ swapped = bcsr_read(BCSR_STATUS) &
+ (id ? BCSR_STATUS_PB1550_SWAPBOOT : BCSR_STATUS_DB1000_SWAPBOOT);
db1x_register_norflash(128 << 20, 4, swapped);
return platform_add_devices(db1550_devs, ARRAY_SIZE(db1550_devs));
diff --git a/arch/mips/alchemy/devboards/pb1550.c b/arch/mips/alchemy/devboards/pb1550.c
deleted file mode 100644
index b37e7de8d92..00000000000
--- a/arch/mips/alchemy/devboards/pb1550.c
+++ /dev/null
@@ -1,244 +0,0 @@
-/*
- * Pb1550 board support.
- *
- * Copyright (C) 2009-2011 Manuel Lauss
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <linux/dma-mapping.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/platform_device.h>
-#include <asm/mach-au1x00/au1000.h>
-#include <asm/mach-au1x00/au1xxx_dbdma.h>
-#include <asm/mach-au1x00/au1550nd.h>
-#include <asm/mach-au1x00/gpio.h>
-#include <asm/mach-db1x00/bcsr.h>
-#include "platform.h"
-
-const char *get_system_type(void)
-{
- return "PB1550";
-}
-
-void __init board_setup(void)
-{
- u32 pin_func;
-
- bcsr_init(PB1550_BCSR_PHYS_ADDR,
- PB1550_BCSR_PHYS_ADDR + PB1550_BCSR_HEXLED_OFS);
-
- alchemy_gpio2_enable();
-
- /*
- * Enable PSC1 SYNC for AC'97. Normaly done in audio driver,
- * but it is board specific code, so put it here.
- */
- pin_func = au_readl(SYS_PINFUNC);
- au_sync();
- pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1;
- au_writel(pin_func, SYS_PINFUNC);
-
- bcsr_write(BCSR_PCMCIA, 0); /* turn off PCMCIA power */
-
- printk(KERN_INFO "AMD Alchemy Pb1550 Board\n");
-}
-
-/******************************************************************************/
-
-static int pb1550_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin)
-{
- if ((slot < 12) || (slot > 13) || pin == 0)
- return -1;
- if (slot == 12) {
- switch (pin) {
- case 1: return AU1500_PCI_INTB;
- case 2: return AU1500_PCI_INTC;
- case 3: return AU1500_PCI_INTD;
- case 4: return AU1500_PCI_INTA;
- }
- }
- if (slot == 13) {
- switch (pin) {
- case 1: return AU1500_PCI_INTA;
- case 2: return AU1500_PCI_INTB;
- case 3: return AU1500_PCI_INTC;
- case 4: return AU1500_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 pb1550_pci_pd = {
- .board_map_irq = pb1550_map_pci_irq,
-};
-
-static struct platform_device pb1550_pci_host = {
- .dev.platform_data = &pb1550_pci_pd,
- .name = "alchemy-pci",
- .id = 0,
- .num_resources = ARRAY_SIZE(alchemy_pci_host_res),
- .resource = alchemy_pci_host_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 pb1550_i2c_dev = {
- .name = "au1xpsc_smbus",
- .id = 0, /* bus number */
- .num_resources = ARRAY_SIZE(au1550_psc2_res),
- .resource = au1550_psc2_res,
-};
-
-static struct mtd_partition pb1550_nand_parts[] = {
- [0] = {
- .name = "NAND FS 0",
- .offset = 0,
- .size = 8 * 1024 * 1024,
- },
- [1] = {
- .name = "NAND FS 1",
- .offset = MTDPART_OFS_APPEND,
- .size = MTDPART_SIZ_FULL,
- },
-};
-
-static struct au1550nd_platdata pb1550_nand_pd = {
- .parts = pb1550_nand_parts,
- .num_parts = ARRAY_SIZE(pb1550_nand_parts),
- .devwidth = 0, /* x8 NAND default, needs fixing up */
-};
-
-static struct resource pb1550_nand_res[] = {
- [0] = {
- .start = 0x20000000,
- .end = 0x20000fff,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device pb1550_nand_dev = {
- .name = "au1550-nand",
- .id = -1,
- .resource = pb1550_nand_res,
- .num_resources = ARRAY_SIZE(pb1550_nand_res),
- .dev = {
- .platform_data = &pb1550_nand_pd,
- },
-};
-
-static void __init pb1550_nand_setup(void)
-{
- int boot_swapboot = (au_readl(MEM_STSTAT) & (0x7 << 1)) |
- ((bcsr_read(BCSR_STATUS) >> 6) & 0x1);
-
- switch (boot_swapboot) {
- case 0:
- case 2:
- case 8:
- case 0xC:
- case 0xD:
- /* x16 NAND Flash */
- pb1550_nand_pd.devwidth = 1;
- /* fallthrough */
- case 1:
- case 9:
- case 3:
- case 0xE:
- case 0xF:
- /* x8 NAND, already set up */
- platform_device_register(&pb1550_nand_dev);
- }
-}
-
-static int __init pb1550_dev_init(void)
-{
- int swapped;
-
- irq_set_irq_type(AU1550_GPIO0_INT, IRQF_TRIGGER_LOW);
- irq_set_irq_type(AU1550_GPIO1_INT, IRQF_TRIGGER_LOW);
- irq_set_irq_type(AU1550_GPIO201_205_INT, IRQF_TRIGGER_HIGH);
-
- /* enable both PCMCIA card irqs in the shared line */
- alchemy_gpio2_enable_int(201);
- alchemy_gpio2_enable_int(202);
-
- /* Pb1550, like all others, also has statuschange irqs; however they're
- * wired up on one of the Au1550's shared GPIO201_205 line, which also
- * services the PCMCIA card interrupts. So we ignore statuschange and
- * use the GPIO201_205 exclusively for card interrupts, since a) pcmcia
- * drivers are used to shared irqs and b) statuschange isn't really use-
- * ful anyway.
- */
- 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_GPIO201_205_INT, AU1550_GPIO0_INT, 0, 0, 0);
-
- db1x_register_pcmcia_socket(
- AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008000000,
- AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008400000 - 1,
- AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008000000,
- AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008400000 - 1,
- AU1000_PCMCIA_IO_PHYS_ADDR + 0x008000000,
- AU1000_PCMCIA_IO_PHYS_ADDR + 0x008010000 - 1,
- AU1550_GPIO201_205_INT, AU1550_GPIO1_INT, 0, 0, 1);
-
- /* NAND setup */
- gpio_direction_input(206); /* GPIO206 high */
- pb1550_nand_setup();
-
- swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_PB1550_SWAPBOOT;
- db1x_register_norflash(128 * 1024 * 1024, 4, swapped);
- platform_device_register(&pb1550_pci_host);
- platform_device_register(&pb1550_i2c_dev);
-
- return 0;
-}
-arch_initcall(pb1550_dev_init);