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authorManuel Lauss <manuel.lauss@googlemail.com>2011-11-10 12:06:16 +0000
committerRalf Baechle <ralf@linux-mips.org>2011-12-07 22:02:06 +0000
commitf869d42e580f6260b5c29b5ab5c5cfcfd32a0756 (patch)
tree279125640d5ae76e9bb8c278d34bea2a4591c254 /arch/mips/alchemy/devboards
parent64cd04d0cffa3b3af0e81aa3112b71f135739e1a (diff)
MIPS: Alchemy: Improved DB1550 support, with audio and serial busses.
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>
Diffstat (limited to 'arch/mips/alchemy/devboards')
-rw-r--r--arch/mips/alchemy/devboards/Makefile2
-rw-r--r--arch/mips/alchemy/devboards/db1550.c506
-rw-r--r--arch/mips/alchemy/devboards/db1x00/board_setup.c24
-rw-r--r--arch/mips/alchemy/devboards/db1x00/platform.c61
4 files changed, 519 insertions, 74 deletions
diff --git a/arch/mips/alchemy/devboards/Makefile b/arch/mips/alchemy/devboards/Makefile
index 2eb75c92a58..3467ec94d8b 100644
--- a/arch/mips/alchemy/devboards/Makefile
+++ b/arch/mips/alchemy/devboards/Makefile
@@ -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
diff --git a/arch/mips/alchemy/devboards/db1550.c b/arch/mips/alchemy/devboards/db1550.c
new file mode 100644
index 00000000000..a4755b0570a
--- /dev/null
+++ b/arch/mips/alchemy/devboards/db1550.c
@@ -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);
diff --git a/arch/mips/alchemy/devboards/db1x00/board_setup.c b/arch/mips/alchemy/devboards/db1x00/board_setup.c
index 8a222b3eba3..2dbebcba020 100644
--- a/arch/mips/alchemy/devboards/db1x00/board_setup.c
+++ b/arch/mips/alchemy/devboards/db1x00/board_setup.c
@@ -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# */
diff --git a/arch/mips/alchemy/devboards/db1x00/platform.c b/arch/mips/alchemy/devboards/db1x00/platform.c
index 677414d5f5b..67b36e8a4c9 100644
--- a/arch/mips/alchemy/devboards/db1x00/platform.c
+++ b/arch/mips/alchemy/devboards/db1x00/platform.c
@@ -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);