forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
892 lines
22 KiB
892 lines
22 KiB
// SPDX-License-Identifier: GPL-2.0 |
|
/* |
|
* DBAu1300 init and platform device setup. |
|
* |
|
* (c) 2009 Manuel Lauss <[email protected]> |
|
*/ |
|
|
|
#include <linux/clk.h> |
|
#include <linux/dma-mapping.h> |
|
#include <linux/gpio.h> |
|
#include <linux/gpio_keys.h> |
|
#include <linux/init.h> |
|
#include <linux/input.h> /* KEY_* codes */ |
|
#include <linux/i2c.h> |
|
#include <linux/io.h> |
|
#include <linux/leds.h> |
|
#include <linux/interrupt.h> |
|
#include <linux/ata_platform.h> |
|
#include <linux/mmc/host.h> |
|
#include <linux/module.h> |
|
#include <linux/mtd/mtd.h> |
|
#include <linux/mtd/platnand.h> |
|
#include <linux/platform_device.h> |
|
#include <linux/smsc911x.h> |
|
#include <linux/wm97xx.h> |
|
|
|
#include <asm/mach-au1x00/au1000.h> |
|
#include <asm/mach-au1x00/gpio-au1300.h> |
|
#include <asm/mach-au1x00/au1100_mmc.h> |
|
#include <asm/mach-au1x00/au1200fb.h> |
|
#include <asm/mach-au1x00/au1xxx_dbdma.h> |
|
#include <asm/mach-au1x00/au1xxx_psc.h> |
|
#include <asm/mach-db1x00/bcsr.h> |
|
#include <asm/mach-au1x00/prom.h> |
|
|
|
#include "platform.h" |
|
|
|
/* FPGA (external mux) interrupt sources */ |
|
#define DB1300_FIRST_INT (ALCHEMY_GPIC_INT_LAST + 1) |
|
#define DB1300_IDE_INT (DB1300_FIRST_INT + 0) |
|
#define DB1300_ETH_INT (DB1300_FIRST_INT + 1) |
|
#define DB1300_CF_INT (DB1300_FIRST_INT + 2) |
|
#define DB1300_VIDEO_INT (DB1300_FIRST_INT + 4) |
|
#define DB1300_HDMI_INT (DB1300_FIRST_INT + 5) |
|
#define DB1300_DC_INT (DB1300_FIRST_INT + 6) |
|
#define DB1300_FLASH_INT (DB1300_FIRST_INT + 7) |
|
#define DB1300_CF_INSERT_INT (DB1300_FIRST_INT + 8) |
|
#define DB1300_CF_EJECT_INT (DB1300_FIRST_INT + 9) |
|
#define DB1300_AC97_INT (DB1300_FIRST_INT + 10) |
|
#define DB1300_AC97_PEN_INT (DB1300_FIRST_INT + 11) |
|
#define DB1300_SD1_INSERT_INT (DB1300_FIRST_INT + 12) |
|
#define DB1300_SD1_EJECT_INT (DB1300_FIRST_INT + 13) |
|
#define DB1300_OTG_VBUS_OC_INT (DB1300_FIRST_INT + 14) |
|
#define DB1300_HOST_VBUS_OC_INT (DB1300_FIRST_INT + 15) |
|
#define DB1300_LAST_INT (DB1300_FIRST_INT + 15) |
|
|
|
/* SMSC9210 CS */ |
|
#define DB1300_ETH_PHYS_ADDR 0x19000000 |
|
#define DB1300_ETH_PHYS_END 0x197fffff |
|
|
|
/* ATA CS */ |
|
#define DB1300_IDE_PHYS_ADDR 0x18800000 |
|
#define DB1300_IDE_REG_SHIFT 5 |
|
#define DB1300_IDE_PHYS_LEN (16 << DB1300_IDE_REG_SHIFT) |
|
|
|
/* NAND CS */ |
|
#define DB1300_NAND_PHYS_ADDR 0x20000000 |
|
#define DB1300_NAND_PHYS_END 0x20000fff |
|
|
|
|
|
static struct i2c_board_info db1300_i2c_devs[] __initdata = { |
|
{ I2C_BOARD_INFO("wm8731", 0x1b), }, /* I2S audio codec */ |
|
{ I2C_BOARD_INFO("ne1619", 0x2d), }, /* adm1025-compat hwmon */ |
|
}; |
|
|
|
/* multifunction pins to assign to GPIO controller */ |
|
static int db1300_gpio_pins[] __initdata = { |
|
AU1300_PIN_LCDPWM0, AU1300_PIN_PSC2SYNC1, AU1300_PIN_WAKE1, |
|
AU1300_PIN_WAKE2, AU1300_PIN_WAKE3, AU1300_PIN_FG3AUX, |
|
AU1300_PIN_EXTCLK1, |
|
-1, /* terminator */ |
|
}; |
|
|
|
/* multifunction pins to assign to device functions */ |
|
static int db1300_dev_pins[] __initdata = { |
|
/* wake-from-str pins 0-3 */ |
|
AU1300_PIN_WAKE0, |
|
/* external clock sources for PSC0 */ |
|
AU1300_PIN_EXTCLK0, |
|
/* 8bit MMC interface on SD0: 6-9 */ |
|
AU1300_PIN_SD0DAT4, AU1300_PIN_SD0DAT5, AU1300_PIN_SD0DAT6, |
|
AU1300_PIN_SD0DAT7, |
|
/* UART1 pins: 11-18 */ |
|
AU1300_PIN_U1RI, AU1300_PIN_U1DCD, AU1300_PIN_U1DSR, |
|
AU1300_PIN_U1CTS, AU1300_PIN_U1RTS, AU1300_PIN_U1DTR, |
|
AU1300_PIN_U1RX, AU1300_PIN_U1TX, |
|
/* UART0 pins: 19-24 */ |
|
AU1300_PIN_U0RI, AU1300_PIN_U0DCD, AU1300_PIN_U0DSR, |
|
AU1300_PIN_U0CTS, AU1300_PIN_U0RTS, AU1300_PIN_U0DTR, |
|
/* UART2: 25-26 */ |
|
AU1300_PIN_U2RX, AU1300_PIN_U2TX, |
|
/* UART3: 27-28 */ |
|
AU1300_PIN_U3RX, AU1300_PIN_U3TX, |
|
/* LCD controller PWMs, ext pixclock: 30-31 */ |
|
AU1300_PIN_LCDPWM1, AU1300_PIN_LCDCLKIN, |
|
/* SD1 interface: 32-37 */ |
|
AU1300_PIN_SD1DAT0, AU1300_PIN_SD1DAT1, AU1300_PIN_SD1DAT2, |
|
AU1300_PIN_SD1DAT3, AU1300_PIN_SD1CMD, AU1300_PIN_SD1CLK, |
|
/* SD2 interface: 38-43 */ |
|
AU1300_PIN_SD2DAT0, AU1300_PIN_SD2DAT1, AU1300_PIN_SD2DAT2, |
|
AU1300_PIN_SD2DAT3, AU1300_PIN_SD2CMD, AU1300_PIN_SD2CLK, |
|
/* PSC0/1 clocks: 44-45 */ |
|
AU1300_PIN_PSC0CLK, AU1300_PIN_PSC1CLK, |
|
/* PSCs: 46-49/50-53/54-57/58-61 */ |
|
AU1300_PIN_PSC0SYNC0, AU1300_PIN_PSC0SYNC1, AU1300_PIN_PSC0D0, |
|
AU1300_PIN_PSC0D1, |
|
AU1300_PIN_PSC1SYNC0, AU1300_PIN_PSC1SYNC1, AU1300_PIN_PSC1D0, |
|
AU1300_PIN_PSC1D1, |
|
AU1300_PIN_PSC2SYNC0, AU1300_PIN_PSC2D0, |
|
AU1300_PIN_PSC2D1, |
|
AU1300_PIN_PSC3SYNC0, AU1300_PIN_PSC3SYNC1, AU1300_PIN_PSC3D0, |
|
AU1300_PIN_PSC3D1, |
|
/* PCMCIA interface: 62-70 */ |
|
AU1300_PIN_PCE2, AU1300_PIN_PCE1, AU1300_PIN_PIOS16, |
|
AU1300_PIN_PIOR, AU1300_PIN_PWE, AU1300_PIN_PWAIT, |
|
AU1300_PIN_PREG, AU1300_PIN_POE, AU1300_PIN_PIOW, |
|
/* camera interface H/V sync inputs: 71-72 */ |
|
AU1300_PIN_CIMLS, AU1300_PIN_CIMFS, |
|
/* PSC2/3 clocks: 73-74 */ |
|
AU1300_PIN_PSC2CLK, AU1300_PIN_PSC3CLK, |
|
-1, /* terminator */ |
|
}; |
|
|
|
static void __init db1300_gpio_config(void) |
|
{ |
|
int *i; |
|
|
|
i = &db1300_dev_pins[0]; |
|
while (*i != -1) |
|
au1300_pinfunc_to_dev(*i++); |
|
|
|
i = &db1300_gpio_pins[0]; |
|
while (*i != -1) |
|
au1300_gpio_direction_input(*i++);/* implies pin_to_gpio */ |
|
|
|
au1300_set_dbdma_gpio(1, AU1300_PIN_FG3AUX); |
|
} |
|
|
|
/**********************************************************************/ |
|
|
|
static u64 au1300_all_dmamask = DMA_BIT_MASK(32); |
|
|
|
static void au1300_nand_cmd_ctrl(struct nand_chip *this, int cmd, |
|
unsigned int ctrl) |
|
{ |
|
unsigned long ioaddr = (unsigned long)this->legacy.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->legacy.IO_ADDR_R = this->legacy.IO_ADDR_W = (void __iomem *)ioaddr; |
|
if (cmd != NAND_CMD_NONE) { |
|
__raw_writeb(cmd, this->legacy.IO_ADDR_W); |
|
wmb(); |
|
} |
|
} |
|
|
|
static int au1300_nand_device_ready(struct nand_chip *this) |
|
{ |
|
return alchemy_rdsmem(AU1000_MEM_STSTAT) & 1; |
|
} |
|
|
|
static struct mtd_partition db1300_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 db1300_nand_platdata = { |
|
.chip = { |
|
.nr_chips = 1, |
|
.chip_offset = 0, |
|
.nr_partitions = ARRAY_SIZE(db1300_nand_parts), |
|
.partitions = db1300_nand_parts, |
|
.chip_delay = 20, |
|
}, |
|
.ctrl = { |
|
.dev_ready = au1300_nand_device_ready, |
|
.cmd_ctrl = au1300_nand_cmd_ctrl, |
|
}, |
|
}; |
|
|
|
static struct resource db1300_nand_res[] = { |
|
[0] = { |
|
.start = DB1300_NAND_PHYS_ADDR, |
|
.end = DB1300_NAND_PHYS_ADDR + 0xff, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
}; |
|
|
|
static struct platform_device db1300_nand_dev = { |
|
.name = "gen_nand", |
|
.num_resources = ARRAY_SIZE(db1300_nand_res), |
|
.resource = db1300_nand_res, |
|
.id = -1, |
|
.dev = { |
|
.platform_data = &db1300_nand_platdata, |
|
} |
|
}; |
|
|
|
/**********************************************************************/ |
|
|
|
static struct resource db1300_eth_res[] = { |
|
[0] = { |
|
.start = DB1300_ETH_PHYS_ADDR, |
|
.end = DB1300_ETH_PHYS_END, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
[1] = { |
|
.start = DB1300_ETH_INT, |
|
.end = DB1300_ETH_INT, |
|
.flags = IORESOURCE_IRQ, |
|
}, |
|
}; |
|
|
|
static struct smsc911x_platform_config db1300_eth_config = { |
|
.phy_interface = PHY_INTERFACE_MODE_MII, |
|
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, |
|
.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, |
|
.flags = SMSC911X_USE_32BIT, |
|
}; |
|
|
|
static struct platform_device db1300_eth_dev = { |
|
.name = "smsc911x", |
|
.id = -1, |
|
.num_resources = ARRAY_SIZE(db1300_eth_res), |
|
.resource = db1300_eth_res, |
|
.dev = { |
|
.platform_data = &db1300_eth_config, |
|
}, |
|
}; |
|
|
|
/**********************************************************************/ |
|
|
|
static struct resource au1300_psc1_res[] = { |
|
[0] = { |
|
.start = AU1300_PSC1_PHYS_ADDR, |
|
.end = AU1300_PSC1_PHYS_ADDR + 0x0fff, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
[1] = { |
|
.start = AU1300_PSC1_INT, |
|
.end = AU1300_PSC1_INT, |
|
.flags = IORESOURCE_IRQ, |
|
}, |
|
[2] = { |
|
.start = AU1300_DSCR_CMD0_PSC1_TX, |
|
.end = AU1300_DSCR_CMD0_PSC1_TX, |
|
.flags = IORESOURCE_DMA, |
|
}, |
|
[3] = { |
|
.start = AU1300_DSCR_CMD0_PSC1_RX, |
|
.end = AU1300_DSCR_CMD0_PSC1_RX, |
|
.flags = IORESOURCE_DMA, |
|
}, |
|
}; |
|
|
|
static struct platform_device db1300_ac97_dev = { |
|
.name = "au1xpsc_ac97", |
|
.id = 1, /* PSC ID. match with AC97 codec ID! */ |
|
.num_resources = ARRAY_SIZE(au1300_psc1_res), |
|
.resource = au1300_psc1_res, |
|
}; |
|
|
|
/**********************************************************************/ |
|
|
|
static struct resource au1300_psc2_res[] = { |
|
[0] = { |
|
.start = AU1300_PSC2_PHYS_ADDR, |
|
.end = AU1300_PSC2_PHYS_ADDR + 0x0fff, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
[1] = { |
|
.start = AU1300_PSC2_INT, |
|
.end = AU1300_PSC2_INT, |
|
.flags = IORESOURCE_IRQ, |
|
}, |
|
[2] = { |
|
.start = AU1300_DSCR_CMD0_PSC2_TX, |
|
.end = AU1300_DSCR_CMD0_PSC2_TX, |
|
.flags = IORESOURCE_DMA, |
|
}, |
|
[3] = { |
|
.start = AU1300_DSCR_CMD0_PSC2_RX, |
|
.end = AU1300_DSCR_CMD0_PSC2_RX, |
|
.flags = IORESOURCE_DMA, |
|
}, |
|
}; |
|
|
|
static struct platform_device db1300_i2s_dev = { |
|
.name = "au1xpsc_i2s", |
|
.id = 2, /* PSC ID */ |
|
.num_resources = ARRAY_SIZE(au1300_psc2_res), |
|
.resource = au1300_psc2_res, |
|
}; |
|
|
|
/**********************************************************************/ |
|
|
|
static struct resource au1300_psc3_res[] = { |
|
[0] = { |
|
.start = AU1300_PSC3_PHYS_ADDR, |
|
.end = AU1300_PSC3_PHYS_ADDR + 0x0fff, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
[1] = { |
|
.start = AU1300_PSC3_INT, |
|
.end = AU1300_PSC3_INT, |
|
.flags = IORESOURCE_IRQ, |
|
}, |
|
[2] = { |
|
.start = AU1300_DSCR_CMD0_PSC3_TX, |
|
.end = AU1300_DSCR_CMD0_PSC3_TX, |
|
.flags = IORESOURCE_DMA, |
|
}, |
|
[3] = { |
|
.start = AU1300_DSCR_CMD0_PSC3_RX, |
|
.end = AU1300_DSCR_CMD0_PSC3_RX, |
|
.flags = IORESOURCE_DMA, |
|
}, |
|
}; |
|
|
|
static struct platform_device db1300_i2c_dev = { |
|
.name = "au1xpsc_smbus", |
|
.id = 0, /* bus number */ |
|
.num_resources = ARRAY_SIZE(au1300_psc3_res), |
|
.resource = au1300_psc3_res, |
|
}; |
|
|
|
/**********************************************************************/ |
|
|
|
/* proper key assignments when facing the LCD panel. For key assignments |
|
* according to the schematics swap up with down and left with right. |
|
* I chose to use it to emulate the arrow keys of a keyboard. |
|
*/ |
|
static struct gpio_keys_button db1300_5waysw_arrowkeys[] = { |
|
{ |
|
.code = KEY_DOWN, |
|
.gpio = AU1300_PIN_LCDPWM0, |
|
.type = EV_KEY, |
|
.debounce_interval = 1, |
|
.active_low = 1, |
|
.desc = "5waysw-down", |
|
}, |
|
{ |
|
.code = KEY_UP, |
|
.gpio = AU1300_PIN_PSC2SYNC1, |
|
.type = EV_KEY, |
|
.debounce_interval = 1, |
|
.active_low = 1, |
|
.desc = "5waysw-up", |
|
}, |
|
{ |
|
.code = KEY_RIGHT, |
|
.gpio = AU1300_PIN_WAKE3, |
|
.type = EV_KEY, |
|
.debounce_interval = 1, |
|
.active_low = 1, |
|
.desc = "5waysw-right", |
|
}, |
|
{ |
|
.code = KEY_LEFT, |
|
.gpio = AU1300_PIN_WAKE2, |
|
.type = EV_KEY, |
|
.debounce_interval = 1, |
|
.active_low = 1, |
|
.desc = "5waysw-left", |
|
}, |
|
{ |
|
.code = KEY_ENTER, |
|
.gpio = AU1300_PIN_WAKE1, |
|
.type = EV_KEY, |
|
.debounce_interval = 1, |
|
.active_low = 1, |
|
.desc = "5waysw-push", |
|
}, |
|
}; |
|
|
|
static struct gpio_keys_platform_data db1300_5waysw_data = { |
|
.buttons = db1300_5waysw_arrowkeys, |
|
.nbuttons = ARRAY_SIZE(db1300_5waysw_arrowkeys), |
|
.rep = 1, |
|
.name = "db1300-5wayswitch", |
|
}; |
|
|
|
static struct platform_device db1300_5waysw_dev = { |
|
.name = "gpio-keys", |
|
.dev = { |
|
.platform_data = &db1300_5waysw_data, |
|
}, |
|
}; |
|
|
|
/**********************************************************************/ |
|
|
|
static struct pata_platform_info db1300_ide_info = { |
|
.ioport_shift = DB1300_IDE_REG_SHIFT, |
|
}; |
|
|
|
#define IDE_ALT_START (14 << DB1300_IDE_REG_SHIFT) |
|
static struct resource db1300_ide_res[] = { |
|
[0] = { |
|
.start = DB1300_IDE_PHYS_ADDR, |
|
.end = DB1300_IDE_PHYS_ADDR + IDE_ALT_START - 1, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
[1] = { |
|
.start = DB1300_IDE_PHYS_ADDR + IDE_ALT_START, |
|
.end = DB1300_IDE_PHYS_ADDR + DB1300_IDE_PHYS_LEN - 1, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
[2] = { |
|
.start = DB1300_IDE_INT, |
|
.end = DB1300_IDE_INT, |
|
.flags = IORESOURCE_IRQ, |
|
}, |
|
}; |
|
|
|
static struct platform_device db1300_ide_dev = { |
|
.dev = { |
|
.dma_mask = &au1300_all_dmamask, |
|
.coherent_dma_mask = DMA_BIT_MASK(32), |
|
.platform_data = &db1300_ide_info, |
|
}, |
|
.name = "pata_platform", |
|
.resource = db1300_ide_res, |
|
.num_resources = ARRAY_SIZE(db1300_ide_res), |
|
}; |
|
|
|
/**********************************************************************/ |
|
|
|
static irqreturn_t db1300_mmc_cd(int irq, void *ptr) |
|
{ |
|
disable_irq_nosync(irq); |
|
return IRQ_WAKE_THREAD; |
|
} |
|
|
|
static irqreturn_t db1300_mmc_cdfn(int irq, void *ptr) |
|
{ |
|
void (*mmc_cd)(struct mmc_host *, unsigned long); |
|
|
|
/* link against CONFIG_MMC=m. We can only be called once MMC core has |
|
* initialized the controller, so symbol_get() should always succeed. |
|
*/ |
|
mmc_cd = symbol_get(mmc_detect_change); |
|
mmc_cd(ptr, msecs_to_jiffies(200)); |
|
symbol_put(mmc_detect_change); |
|
|
|
msleep(100); /* debounce */ |
|
if (irq == DB1300_SD1_INSERT_INT) |
|
enable_irq(DB1300_SD1_EJECT_INT); |
|
else |
|
enable_irq(DB1300_SD1_INSERT_INT); |
|
|
|
return IRQ_HANDLED; |
|
} |
|
|
|
static int db1300_mmc_card_readonly(void *mmc_host) |
|
{ |
|
/* it uses SD1 interface, but the DB1200's SD0 bit in the CPLD */ |
|
return bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD0WP; |
|
} |
|
|
|
static int db1300_mmc_card_inserted(void *mmc_host) |
|
{ |
|
return bcsr_read(BCSR_SIGSTAT) & (1 << 12); /* insertion irq signal */ |
|
} |
|
|
|
static int db1300_mmc_cd_setup(void *mmc_host, int en) |
|
{ |
|
int ret; |
|
|
|
if (en) { |
|
ret = request_threaded_irq(DB1300_SD1_INSERT_INT, db1300_mmc_cd, |
|
db1300_mmc_cdfn, 0, "sd_insert", mmc_host); |
|
if (ret) |
|
goto out; |
|
|
|
ret = request_threaded_irq(DB1300_SD1_EJECT_INT, db1300_mmc_cd, |
|
db1300_mmc_cdfn, 0, "sd_eject", mmc_host); |
|
if (ret) { |
|
free_irq(DB1300_SD1_INSERT_INT, mmc_host); |
|
goto out; |
|
} |
|
|
|
if (db1300_mmc_card_inserted(mmc_host)) |
|
enable_irq(DB1300_SD1_EJECT_INT); |
|
else |
|
enable_irq(DB1300_SD1_INSERT_INT); |
|
|
|
} else { |
|
free_irq(DB1300_SD1_INSERT_INT, mmc_host); |
|
free_irq(DB1300_SD1_EJECT_INT, mmc_host); |
|
} |
|
ret = 0; |
|
out: |
|
return ret; |
|
} |
|
|
|
static void db1300_mmcled_set(struct led_classdev *led, |
|
enum led_brightness brightness) |
|
{ |
|
if (brightness != LED_OFF) |
|
bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED0, 0); |
|
else |
|
bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED0); |
|
} |
|
|
|
static struct led_classdev db1300_mmc_led = { |
|
.brightness_set = db1300_mmcled_set, |
|
}; |
|
|
|
struct au1xmmc_platform_data db1300_sd1_platdata = { |
|
.cd_setup = db1300_mmc_cd_setup, |
|
.card_inserted = db1300_mmc_card_inserted, |
|
.card_readonly = db1300_mmc_card_readonly, |
|
.led = &db1300_mmc_led, |
|
}; |
|
|
|
static struct resource au1300_sd1_res[] = { |
|
[0] = { |
|
.start = AU1300_SD1_PHYS_ADDR, |
|
.end = AU1300_SD1_PHYS_ADDR, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
[1] = { |
|
.start = AU1300_SD1_INT, |
|
.end = AU1300_SD1_INT, |
|
.flags = IORESOURCE_IRQ, |
|
}, |
|
[2] = { |
|
.start = AU1300_DSCR_CMD0_SDMS_TX1, |
|
.end = AU1300_DSCR_CMD0_SDMS_TX1, |
|
.flags = IORESOURCE_DMA, |
|
}, |
|
[3] = { |
|
.start = AU1300_DSCR_CMD0_SDMS_RX1, |
|
.end = AU1300_DSCR_CMD0_SDMS_RX1, |
|
.flags = IORESOURCE_DMA, |
|
}, |
|
}; |
|
|
|
static struct platform_device db1300_sd1_dev = { |
|
.dev = { |
|
.dma_mask = &au1300_all_dmamask, |
|
.coherent_dma_mask = DMA_BIT_MASK(32), |
|
.platform_data = &db1300_sd1_platdata, |
|
}, |
|
.name = "au1xxx-mmc", |
|
.id = 1, |
|
.resource = au1300_sd1_res, |
|
.num_resources = ARRAY_SIZE(au1300_sd1_res), |
|
}; |
|
|
|
/**********************************************************************/ |
|
|
|
static int db1300_movinand_inserted(void *mmc_host) |
|
{ |
|
return 0; /* disable for now, it doesn't work yet */ |
|
} |
|
|
|
static int db1300_movinand_readonly(void *mmc_host) |
|
{ |
|
return 0; |
|
} |
|
|
|
static void db1300_movinand_led_set(struct led_classdev *led, |
|
enum led_brightness brightness) |
|
{ |
|
if (brightness != LED_OFF) |
|
bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED1, 0); |
|
else |
|
bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED1); |
|
} |
|
|
|
static struct led_classdev db1300_movinand_led = { |
|
.brightness_set = db1300_movinand_led_set, |
|
}; |
|
|
|
struct au1xmmc_platform_data db1300_sd0_platdata = { |
|
.card_inserted = db1300_movinand_inserted, |
|
.card_readonly = db1300_movinand_readonly, |
|
.led = &db1300_movinand_led, |
|
.mask_host_caps = MMC_CAP_NEEDS_POLL, |
|
}; |
|
|
|
static struct resource au1300_sd0_res[] = { |
|
[0] = { |
|
.start = AU1100_SD0_PHYS_ADDR, |
|
.end = AU1100_SD0_PHYS_ADDR, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
[1] = { |
|
.start = AU1300_SD0_INT, |
|
.end = AU1300_SD0_INT, |
|
.flags = IORESOURCE_IRQ, |
|
}, |
|
[2] = { |
|
.start = AU1300_DSCR_CMD0_SDMS_TX0, |
|
.end = AU1300_DSCR_CMD0_SDMS_TX0, |
|
.flags = IORESOURCE_DMA, |
|
}, |
|
[3] = { |
|
.start = AU1300_DSCR_CMD0_SDMS_RX0, |
|
.end = AU1300_DSCR_CMD0_SDMS_RX0, |
|
.flags = IORESOURCE_DMA, |
|
}, |
|
}; |
|
|
|
static struct platform_device db1300_sd0_dev = { |
|
.dev = { |
|
.dma_mask = &au1300_all_dmamask, |
|
.coherent_dma_mask = DMA_BIT_MASK(32), |
|
.platform_data = &db1300_sd0_platdata, |
|
}, |
|
.name = "au1xxx-mmc", |
|
.id = 0, |
|
.resource = au1300_sd0_res, |
|
.num_resources = ARRAY_SIZE(au1300_sd0_res), |
|
}; |
|
|
|
/**********************************************************************/ |
|
|
|
static struct platform_device db1300_wm9715_dev = { |
|
.name = "wm9712-codec", |
|
.id = 1, /* ID of PSC for AC97 audio, see asoc glue! */ |
|
}; |
|
|
|
static struct platform_device db1300_ac97dma_dev = { |
|
.name = "au1xpsc-pcm", |
|
.id = 1, /* PSC ID */ |
|
}; |
|
|
|
static struct platform_device db1300_i2sdma_dev = { |
|
.name = "au1xpsc-pcm", |
|
.id = 2, /* PSC ID */ |
|
}; |
|
|
|
static struct platform_device db1300_sndac97_dev = { |
|
.name = "db1300-ac97", |
|
.dev = { |
|
.dma_mask = &au1300_all_dmamask, |
|
.coherent_dma_mask = DMA_BIT_MASK(32), |
|
}, |
|
}; |
|
|
|
static struct platform_device db1300_sndi2s_dev = { |
|
.name = "db1300-i2s", |
|
.dev = { |
|
.dma_mask = &au1300_all_dmamask, |
|
.coherent_dma_mask = DMA_BIT_MASK(32), |
|
}, |
|
}; |
|
|
|
/**********************************************************************/ |
|
|
|
static int db1300fb_panel_index(void) |
|
{ |
|
return 9; /* DB1300_800x480 */ |
|
} |
|
|
|
static int db1300fb_panel_init(void) |
|
{ |
|
/* Apply power (Vee/Vdd logic is inverted on Panel DB1300_800x480) */ |
|
bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD, |
|
BCSR_BOARD_LCDBL); |
|
return 0; |
|
} |
|
|
|
static int db1300fb_panel_shutdown(void) |
|
{ |
|
/* Remove power (Vee/Vdd logic is inverted on Panel DB1300_800x480) */ |
|
bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDBL, |
|
BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD); |
|
return 0; |
|
} |
|
|
|
static struct au1200fb_platdata db1300fb_pd = { |
|
.panel_index = db1300fb_panel_index, |
|
.panel_init = db1300fb_panel_init, |
|
.panel_shutdown = db1300fb_panel_shutdown, |
|
}; |
|
|
|
static struct resource au1300_lcd_res[] = { |
|
[0] = { |
|
.start = AU1200_LCD_PHYS_ADDR, |
|
.end = AU1200_LCD_PHYS_ADDR + 0x800 - 1, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
[1] = { |
|
.start = AU1300_LCD_INT, |
|
.end = AU1300_LCD_INT, |
|
.flags = IORESOURCE_IRQ, |
|
} |
|
}; |
|
|
|
|
|
static struct platform_device db1300_lcd_dev = { |
|
.name = "au1200-lcd", |
|
.id = 0, |
|
.dev = { |
|
.dma_mask = &au1300_all_dmamask, |
|
.coherent_dma_mask = DMA_BIT_MASK(32), |
|
.platform_data = &db1300fb_pd, |
|
}, |
|
.num_resources = ARRAY_SIZE(au1300_lcd_res), |
|
.resource = au1300_lcd_res, |
|
}; |
|
|
|
/**********************************************************************/ |
|
|
|
#if IS_ENABLED(CONFIG_TOUCHSCREEN_WM97XX) |
|
static void db1300_wm97xx_irqen(struct wm97xx *wm, int enable) |
|
{ |
|
if (enable) |
|
enable_irq(DB1300_AC97_PEN_INT); |
|
else |
|
disable_irq_nosync(DB1300_AC97_PEN_INT); |
|
} |
|
|
|
static struct wm97xx_mach_ops db1300_wm97xx_ops = { |
|
.irq_enable = db1300_wm97xx_irqen, |
|
.irq_gpio = WM97XX_GPIO_3, |
|
}; |
|
|
|
static int db1300_wm97xx_probe(struct platform_device *pdev) |
|
{ |
|
struct wm97xx *wm = platform_get_drvdata(pdev); |
|
|
|
/* external pendown indicator */ |
|
wm97xx_config_gpio(wm, WM97XX_GPIO_13, WM97XX_GPIO_IN, |
|
WM97XX_GPIO_POL_LOW, WM97XX_GPIO_STICKY, |
|
WM97XX_GPIO_WAKE); |
|
|
|
/* internal "virtual" pendown gpio */ |
|
wm97xx_config_gpio(wm, WM97XX_GPIO_3, WM97XX_GPIO_OUT, |
|
WM97XX_GPIO_POL_LOW, WM97XX_GPIO_NOTSTICKY, |
|
WM97XX_GPIO_NOWAKE); |
|
|
|
wm->pen_irq = DB1300_AC97_PEN_INT; |
|
|
|
return wm97xx_register_mach_ops(wm, &db1300_wm97xx_ops); |
|
} |
|
#else |
|
static int db1300_wm97xx_probe(struct platform_device *pdev) |
|
{ |
|
return -ENODEV; |
|
} |
|
#endif |
|
|
|
static struct platform_driver db1300_wm97xx_driver = { |
|
.driver.name = "wm97xx-touch", |
|
.driver.owner = THIS_MODULE, |
|
.probe = db1300_wm97xx_probe, |
|
}; |
|
|
|
/**********************************************************************/ |
|
|
|
static struct platform_device *db1300_dev[] __initdata = { |
|
&db1300_eth_dev, |
|
&db1300_i2c_dev, |
|
&db1300_5waysw_dev, |
|
&db1300_nand_dev, |
|
&db1300_ide_dev, |
|
&db1300_sd0_dev, |
|
&db1300_sd1_dev, |
|
&db1300_lcd_dev, |
|
&db1300_ac97_dev, |
|
&db1300_i2s_dev, |
|
&db1300_wm9715_dev, |
|
&db1300_ac97dma_dev, |
|
&db1300_i2sdma_dev, |
|
&db1300_sndac97_dev, |
|
&db1300_sndi2s_dev, |
|
}; |
|
|
|
int __init db1300_dev_setup(void) |
|
{ |
|
int swapped, cpldirq; |
|
struct clk *c; |
|
|
|
/* setup CPLD IRQ muxer */ |
|
cpldirq = au1300_gpio_to_irq(AU1300_PIN_EXTCLK1); |
|
irq_set_irq_type(cpldirq, IRQ_TYPE_LEVEL_HIGH); |
|
bcsr_init_irq(DB1300_FIRST_INT, DB1300_LAST_INT, cpldirq); |
|
|
|
/* insert/eject IRQs: one always triggers so don't enable them |
|
* when doing request_irq() on them. DB1200 has this bug too. |
|
*/ |
|
irq_set_status_flags(DB1300_SD1_INSERT_INT, IRQ_NOAUTOEN); |
|
irq_set_status_flags(DB1300_SD1_EJECT_INT, IRQ_NOAUTOEN); |
|
irq_set_status_flags(DB1300_CF_INSERT_INT, IRQ_NOAUTOEN); |
|
irq_set_status_flags(DB1300_CF_EJECT_INT, IRQ_NOAUTOEN); |
|
|
|
/* |
|
* setup board |
|
*/ |
|
prom_get_ethernet_addr(&db1300_eth_config.mac[0]); |
|
|
|
i2c_register_board_info(0, db1300_i2c_devs, |
|
ARRAY_SIZE(db1300_i2c_devs)); |
|
|
|
if (platform_driver_register(&db1300_wm97xx_driver)) |
|
pr_warn("DB1300: failed to init touch pen irq support!\n"); |
|
|
|
/* Audio PSC clock is supplied by codecs (PSC1, 2) */ |
|
__raw_writel(PSC_SEL_CLK_SERCLK, |
|
(void __iomem *)KSEG1ADDR(AU1300_PSC1_PHYS_ADDR) + PSC_SEL_OFFSET); |
|
wmb(); |
|
__raw_writel(PSC_SEL_CLK_SERCLK, |
|
(void __iomem *)KSEG1ADDR(AU1300_PSC2_PHYS_ADDR) + PSC_SEL_OFFSET); |
|
wmb(); |
|
/* I2C driver wants 50MHz, get as close as possible */ |
|
c = clk_get(NULL, "psc3_intclk"); |
|
if (!IS_ERR(c)) { |
|
clk_set_rate(c, 50000000); |
|
clk_prepare_enable(c); |
|
clk_put(c); |
|
} |
|
__raw_writel(PSC_SEL_CLK_INTCLK, |
|
(void __iomem *)KSEG1ADDR(AU1300_PSC3_PHYS_ADDR) + PSC_SEL_OFFSET); |
|
wmb(); |
|
|
|
/* enable power to USB ports */ |
|
bcsr_mod(BCSR_RESETS, 0, BCSR_RESETS_USBHPWR | BCSR_RESETS_OTGPWR); |
|
|
|
/* although it is socket #0, it uses the CPLD bits which previous boards |
|
* have used for socket #1. |
|
*/ |
|
db1x_register_pcmcia_socket( |
|
AU1000_PCMCIA_ATTR_PHYS_ADDR, |
|
AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x00400000 - 1, |
|
AU1000_PCMCIA_MEM_PHYS_ADDR, |
|
AU1000_PCMCIA_MEM_PHYS_ADDR + 0x00400000 - 1, |
|
AU1000_PCMCIA_IO_PHYS_ADDR, |
|
AU1000_PCMCIA_IO_PHYS_ADDR + 0x00010000 - 1, |
|
DB1300_CF_INT, DB1300_CF_INSERT_INT, 0, DB1300_CF_EJECT_INT, 1); |
|
|
|
swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1200_SWAPBOOT; |
|
db1x_register_norflash(64 << 20, 2, swapped); |
|
|
|
return platform_add_devices(db1300_dev, ARRAY_SIZE(db1300_dev)); |
|
} |
|
|
|
|
|
int __init db1300_board_setup(void) |
|
{ |
|
unsigned short whoami; |
|
|
|
bcsr_init(DB1300_BCSR_PHYS_ADDR, |
|
DB1300_BCSR_PHYS_ADDR + DB1300_BCSR_HEXLED_OFS); |
|
|
|
whoami = bcsr_read(BCSR_WHOAMI); |
|
if (BCSR_WHOAMI_BOARD(whoami) != BCSR_WHOAMI_DB1300) |
|
return -ENODEV; |
|
|
|
db1300_gpio_config(); |
|
|
|
printk(KERN_INFO "NetLogic DBAu1300 Development Platform.\n\t" |
|
"BoardID %d CPLD Rev %d DaughtercardID %d\n", |
|
BCSR_WHOAMI_BOARD(whoami), BCSR_WHOAMI_CPLD(whoami), |
|
BCSR_WHOAMI_DCID(whoami)); |
|
|
|
/* enable UARTs, YAMON only enables #2 */ |
|
alchemy_uart_enable(AU1300_UART0_PHYS_ADDR); |
|
alchemy_uart_enable(AU1300_UART1_PHYS_ADDR); |
|
alchemy_uart_enable(AU1300_UART3_PHYS_ADDR); |
|
|
|
return 0; |
|
}
|
|
|