// SPDX-License-Identifier: GPL-2.0
/*
 * DBAu1300 init and platform device setup.
 *
 * (c) 2009 Manuel Lauss <manuel.lauss@googlemail.com>
 */

#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/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),
};

/**********************************************************************/

#ifdef CONFIG_MMC_AU1X
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)
{
        mmc_detect_change(ptr, msecs_to_jiffies(200));

        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),
};
#endif /* CONFIG_MMC_AU1X */

/**********************************************************************/

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 struct wm97xx_mach_ops db1300_wm97xx_ops = {
        .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,
#ifdef CONFIG_MMC_AU1X
        &db1300_sd0_dev,
        &db1300_sd1_dev,
#endif
        &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;
}