| /* Speyside modules for Cragganmore - board data probing |
| * |
| * Copyright 2011 Wolfson Microelectronics plc |
| * Mark Brown <broonie@opensource.wolfsonmicro.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #include <linux/export.h> |
| #include <linux/interrupt.h> |
| #include <linux/i2c.h> |
| #include <linux/spi/spi.h> |
| |
| #include <linux/mfd/wm831x/irq.h> |
| #include <linux/mfd/wm831x/gpio.h> |
| #include <linux/mfd/wm8994/pdata.h> |
| |
| #include <linux/regulator/machine.h> |
| |
| #include <sound/wm5100.h> |
| #include <sound/wm8996.h> |
| #include <sound/wm8962.h> |
| #include <sound/wm9081.h> |
| |
| #include <plat/s3c64xx-spi.h> |
| |
| #include <mach/crag6410.h> |
| |
| static struct s3c64xx_spi_csinfo wm0010_spi_csinfo = { |
| .set_level = gpio_set_value, |
| .line = S3C64XX_GPC(3), |
| }; |
| |
| static struct spi_board_info wm1253_devs[] = { |
| [0] = { |
| .modalias = "wm0010", |
| .bus_num = 0, |
| .chip_select = 0, |
| .mode = SPI_MODE_0, |
| .controller_data = &wm0010_spi_csinfo, |
| }, |
| }; |
| |
| static struct wm5100_pdata wm5100_pdata = { |
| .ldo_ena = S3C64XX_GPN(7), |
| .irq_flags = IRQF_TRIGGER_HIGH, |
| .gpio_base = CODEC_GPIO_BASE, |
| |
| .in_mode = { |
| WM5100_IN_DIFF, |
| WM5100_IN_DIFF, |
| WM5100_IN_DIFF, |
| WM5100_IN_SE, |
| }, |
| |
| .hp_pol = CODEC_GPIO_BASE + 3, |
| .jack_modes = { |
| { WM5100_MICDET_MICBIAS3, 0, 0 }, |
| { WM5100_MICDET_MICBIAS2, 1, 1 }, |
| }, |
| |
| .gpio_defaults = { |
| 0, |
| 0, |
| 0, |
| 0, |
| 0x2, /* IRQ: CMOS output */ |
| 0x3, /* CLKOUT: CMOS output */ |
| }, |
| }; |
| |
| static struct wm8996_retune_mobile_config wm8996_retune[] = { |
| { |
| .name = "Sub LPF", |
| .rate = 48000, |
| .regs = { |
| 0x6318, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000, |
| 0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000, |
| 0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000 |
| }, |
| }, |
| { |
| .name = "Sub HPF", |
| .rate = 48000, |
| .regs = { |
| 0x000A, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000, |
| 0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000, |
| 0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000 |
| }, |
| }, |
| }; |
| |
| static struct wm8996_pdata wm8996_pdata __initdata = { |
| .ldo_ena = S3C64XX_GPN(7), |
| .gpio_base = CODEC_GPIO_BASE, |
| .micdet_def = 1, |
| .inl_mode = WM8996_DIFFERRENTIAL_1, |
| .inr_mode = WM8996_DIFFERRENTIAL_1, |
| |
| .irq_flags = IRQF_TRIGGER_RISING, |
| |
| .gpio_default = { |
| 0x8001, /* GPIO1 == ADCLRCLK1 */ |
| 0x8001, /* GPIO2 == ADCLRCLK2, input due to CPU */ |
| 0x0141, /* GPIO3 == HP_SEL */ |
| 0x0002, /* GPIO4 == IRQ */ |
| 0x020e, /* GPIO5 == CLKOUT */ |
| }, |
| |
| .retune_mobile_cfgs = wm8996_retune, |
| .num_retune_mobile_cfgs = ARRAY_SIZE(wm8996_retune), |
| }; |
| |
| static struct wm8962_pdata wm8962_pdata __initdata = { |
| .gpio_init = { |
| 0, |
| WM8962_GPIO_FN_OPCLK, |
| WM8962_GPIO_FN_DMICCLK, |
| 0, |
| 0x8000 | WM8962_GPIO_FN_DMICDAT, |
| WM8962_GPIO_FN_IRQ, /* Open drain mode */ |
| }, |
| .in4_dc_measure = true, |
| }; |
| |
| static struct wm9081_pdata wm9081_pdata __initdata = { |
| .irq_high = false, |
| .irq_cmos = false, |
| }; |
| |
| static const struct i2c_board_info wm1254_devs[] = { |
| { I2C_BOARD_INFO("wm8996", 0x1a), |
| .platform_data = &wm8996_pdata, |
| .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2, |
| }, |
| { I2C_BOARD_INFO("wm9081", 0x6c), |
| .platform_data = &wm9081_pdata, }, |
| }; |
| |
| static const struct i2c_board_info wm1255_devs[] = { |
| { I2C_BOARD_INFO("wm5100", 0x1a), |
| .platform_data = &wm5100_pdata, |
| .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2, |
| }, |
| { I2C_BOARD_INFO("wm9081", 0x6c), |
| .platform_data = &wm9081_pdata, }, |
| }; |
| |
| static const struct i2c_board_info wm1259_devs[] = { |
| { I2C_BOARD_INFO("wm8962", 0x1a), |
| .platform_data = &wm8962_pdata, |
| .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2, |
| }, |
| }; |
| |
| static struct regulator_init_data wm8994_ldo1 = { |
| .supply_regulator = "WALLVDD", |
| }; |
| |
| static struct regulator_init_data wm8994_ldo2 = { |
| .supply_regulator = "WALLVDD", |
| }; |
| |
| static struct wm8994_pdata wm8994_pdata = { |
| .gpio_base = CODEC_GPIO_BASE, |
| .gpio_defaults = { |
| 0x3, /* IRQ out, active high, CMOS */ |
| }, |
| .irq_base = CODEC_IRQ_BASE, |
| .ldo = { |
| { .init_data = &wm8994_ldo1, }, |
| { .init_data = &wm8994_ldo2, }, |
| }, |
| }; |
| |
| static const struct i2c_board_info wm1277_devs[] = { |
| { I2C_BOARD_INFO("wm8958", 0x1a), /* WM8958 is the superset */ |
| .platform_data = &wm8994_pdata, |
| .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2, |
| }, |
| }; |
| |
| static const struct i2c_board_info wm6230_i2c_devs[] = { |
| { I2C_BOARD_INFO("wm9081", 0x6c), |
| .platform_data = &wm9081_pdata, }, |
| }; |
| |
| static __devinitdata const struct { |
| u8 id; |
| const char *name; |
| const struct i2c_board_info *i2c_devs; |
| int num_i2c_devs; |
| const struct spi_board_info *spi_devs; |
| int num_spi_devs; |
| } gf_mods[] = { |
| { .id = 0x01, .name = "1250-EV1 Springbank" }, |
| { .id = 0x02, .name = "1251-EV1 Jura" }, |
| { .id = 0x03, .name = "1252-EV1 Glenlivet" }, |
| { .id = 0x11, .name = "6249-EV2 Glenfarclas", }, |
| { .id = 0x14, .name = "6271-EV1 Lochnagar" }, |
| { .id = 0x15, .name = "6320-EV1 Bells", |
| .i2c_devs = wm6230_i2c_devs, |
| .num_i2c_devs = ARRAY_SIZE(wm6230_i2c_devs) }, |
| { .id = 0x21, .name = "1275-EV1 Mortlach" }, |
| { .id = 0x25, .name = "1274-EV1 Glencadam" }, |
| { .id = 0x31, .name = "1253-EV1 Tomatin", |
| .spi_devs = wm1253_devs, .num_spi_devs = ARRAY_SIZE(wm1253_devs) }, |
| { .id = 0x32, .name = "XXXX-EV1 Caol Illa" }, |
| { .id = 0x33, .name = "XXXX-EV1 Oban" }, |
| { .id = 0x39, .name = "1254-EV1 Dallas Dhu", |
| .i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs) }, |
| { .id = 0x3a, .name = "1259-EV1 Tobermory", |
| .i2c_devs = wm1259_devs, .num_i2c_devs = ARRAY_SIZE(wm1259_devs) }, |
| { .id = 0x3b, .name = "1255-EV1 Kilchoman", |
| .i2c_devs = wm1255_devs, .num_i2c_devs = ARRAY_SIZE(wm1255_devs) }, |
| { .id = 0x3c, .name = "1273-EV1 Longmorn" }, |
| { .id = 0x3d, .name = "1277-EV1 Littlemill", |
| .i2c_devs = wm1277_devs, .num_i2c_devs = ARRAY_SIZE(wm1277_devs) }, |
| }; |
| |
| static __devinit int wlf_gf_module_probe(struct i2c_client *i2c, |
| const struct i2c_device_id *i2c_id) |
| { |
| int ret, i, j, id, rev; |
| |
| ret = i2c_smbus_read_byte_data(i2c, 0); |
| if (ret < 0) { |
| dev_err(&i2c->dev, "Failed to read ID: %d\n", ret); |
| return ret; |
| } |
| |
| id = (ret & 0xfe) >> 2; |
| rev = ret & 0x3; |
| for (i = 0; i < ARRAY_SIZE(gf_mods); i++) |
| if (id == gf_mods[i].id) |
| break; |
| |
| if (i < ARRAY_SIZE(gf_mods)) { |
| dev_info(&i2c->dev, "%s revision %d\n", |
| gf_mods[i].name, rev + 1); |
| |
| for (j = 0; j < gf_mods[i].num_i2c_devs; j++) { |
| if (!i2c_new_device(i2c->adapter, |
| &(gf_mods[i].i2c_devs[j]))) |
| dev_err(&i2c->dev, |
| "Failed to register dev: %d\n", ret); |
| } |
| |
| spi_register_board_info(gf_mods[i].spi_devs, |
| gf_mods[i].num_spi_devs); |
| } else { |
| dev_warn(&i2c->dev, "Unknown module ID 0x%x revision %d\n", |
| id, rev + 1); |
| } |
| |
| return 0; |
| } |
| |
| static const struct i2c_device_id wlf_gf_module_id[] = { |
| { "wlf-gf-module", 0 }, |
| { } |
| }; |
| |
| static struct i2c_driver wlf_gf_module_driver = { |
| .driver = { |
| .name = "wlf-gf-module", |
| .owner = THIS_MODULE, |
| }, |
| .probe = wlf_gf_module_probe, |
| .id_table = wlf_gf_module_id, |
| }; |
| |
| static int __init wlf_gf_module_register(void) |
| { |
| return i2c_add_driver(&wlf_gf_module_driver); |
| } |
| module_init(wlf_gf_module_register); |