287 lines
7.2 KiB
C
287 lines
7.2 KiB
C
/* Speyside modules for Cragganmore - board data probing
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*
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* Copyright 2011 Wolfson Microelectronics plc
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* Mark Brown <broonie@opensource.wolfsonmicro.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/export.h>
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#include <linux/interrupt.h>
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#include <linux/i2c.h>
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#include <linux/spi/spi.h>
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#include <linux/mfd/wm831x/irq.h>
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#include <linux/mfd/wm831x/gpio.h>
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#include <linux/mfd/wm8994/pdata.h>
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#include <linux/regulator/machine.h>
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#include <sound/wm5100.h>
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#include <sound/wm8996.h>
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#include <sound/wm8962.h>
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#include <sound/wm9081.h>
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#include <plat/s3c64xx-spi.h>
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#include <mach/crag6410.h>
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static struct s3c64xx_spi_csinfo wm0010_spi_csinfo = {
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.line = S3C64XX_GPC(3),
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};
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static struct spi_board_info wm1253_devs[] = {
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[0] = {
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.modalias = "wm0010",
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.bus_num = 0,
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.chip_select = 0,
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.mode = SPI_MODE_0,
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.irq = S3C_EINT(5),
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.controller_data = &wm0010_spi_csinfo,
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},
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};
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static struct wm5100_pdata wm5100_pdata = {
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.ldo_ena = S3C64XX_GPN(7),
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.irq_flags = IRQF_TRIGGER_HIGH,
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.gpio_base = CODEC_GPIO_BASE,
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.in_mode = {
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WM5100_IN_DIFF,
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WM5100_IN_DIFF,
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WM5100_IN_DIFF,
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WM5100_IN_SE,
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},
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.hp_pol = CODEC_GPIO_BASE + 3,
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.jack_modes = {
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{ WM5100_MICDET_MICBIAS3, 0, 0 },
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{ WM5100_MICDET_MICBIAS2, 1, 1 },
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},
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.gpio_defaults = {
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0,
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0,
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0,
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0,
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0x2, /* IRQ: CMOS output */
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0x3, /* CLKOUT: CMOS output */
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},
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};
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static struct wm8996_retune_mobile_config wm8996_retune[] = {
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{
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.name = "Sub LPF",
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.rate = 48000,
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.regs = {
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0x6318, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
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0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
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0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
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},
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},
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{
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.name = "Sub HPF",
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.rate = 48000,
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.regs = {
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0x000A, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
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0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
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0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
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},
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},
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};
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static struct wm8996_pdata wm8996_pdata __initdata = {
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.ldo_ena = S3C64XX_GPN(7),
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.gpio_base = CODEC_GPIO_BASE,
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.micdet_def = 1,
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.inl_mode = WM8996_DIFFERRENTIAL_1,
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.inr_mode = WM8996_DIFFERRENTIAL_1,
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.irq_flags = IRQF_TRIGGER_RISING,
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.gpio_default = {
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0x8001, /* GPIO1 == ADCLRCLK1 */
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0x8001, /* GPIO2 == ADCLRCLK2, input due to CPU */
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0x0141, /* GPIO3 == HP_SEL */
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0x0002, /* GPIO4 == IRQ */
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0x020e, /* GPIO5 == CLKOUT */
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},
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.retune_mobile_cfgs = wm8996_retune,
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.num_retune_mobile_cfgs = ARRAY_SIZE(wm8996_retune),
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};
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static struct wm8962_pdata wm8962_pdata __initdata = {
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.gpio_init = {
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0,
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WM8962_GPIO_FN_OPCLK,
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WM8962_GPIO_FN_DMICCLK,
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0,
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0x8000 | WM8962_GPIO_FN_DMICDAT,
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WM8962_GPIO_FN_IRQ, /* Open drain mode */
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},
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.in4_dc_measure = true,
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};
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static struct wm9081_pdata wm9081_pdata __initdata = {
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.irq_high = false,
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.irq_cmos = false,
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};
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static const struct i2c_board_info wm1254_devs[] = {
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{ I2C_BOARD_INFO("wm8996", 0x1a),
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.platform_data = &wm8996_pdata,
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.irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
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},
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{ I2C_BOARD_INFO("wm9081", 0x6c),
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.platform_data = &wm9081_pdata, },
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};
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static const struct i2c_board_info wm1255_devs[] = {
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{ I2C_BOARD_INFO("wm5100", 0x1a),
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.platform_data = &wm5100_pdata,
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.irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
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},
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{ I2C_BOARD_INFO("wm9081", 0x6c),
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.platform_data = &wm9081_pdata, },
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};
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static const struct i2c_board_info wm1259_devs[] = {
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{ I2C_BOARD_INFO("wm8962", 0x1a),
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.platform_data = &wm8962_pdata,
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.irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
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},
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};
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static struct regulator_init_data wm8994_ldo1 = {
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.supply_regulator = "WALLVDD",
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};
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static struct regulator_init_data wm8994_ldo2 = {
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.supply_regulator = "WALLVDD",
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};
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static struct wm8994_pdata wm8994_pdata = {
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.gpio_base = CODEC_GPIO_BASE,
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.gpio_defaults = {
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0x3, /* IRQ out, active high, CMOS */
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},
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.ldo = {
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{ .init_data = &wm8994_ldo1, },
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{ .init_data = &wm8994_ldo2, },
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},
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};
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static const struct i2c_board_info wm1277_devs[] = {
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{ I2C_BOARD_INFO("wm8958", 0x1a), /* WM8958 is the superset */
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.platform_data = &wm8994_pdata,
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.irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
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},
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};
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static const struct i2c_board_info wm5102_devs[] = {
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{ I2C_BOARD_INFO("wm5102", 0x1a),
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.irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2, },
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};
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static const struct i2c_board_info wm6230_i2c_devs[] = {
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{ I2C_BOARD_INFO("wm9081", 0x6c),
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.platform_data = &wm9081_pdata, },
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};
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static __devinitdata const struct {
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u8 id;
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const char *name;
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const struct i2c_board_info *i2c_devs;
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int num_i2c_devs;
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const struct spi_board_info *spi_devs;
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int num_spi_devs;
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} gf_mods[] = {
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{ .id = 0x01, .name = "1250-EV1 Springbank" },
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{ .id = 0x02, .name = "1251-EV1 Jura" },
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{ .id = 0x03, .name = "1252-EV1 Glenlivet" },
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{ .id = 0x11, .name = "6249-EV2 Glenfarclas", },
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{ .id = 0x14, .name = "6271-EV1 Lochnagar" },
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{ .id = 0x15, .name = "6320-EV1 Bells",
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.i2c_devs = wm6230_i2c_devs,
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.num_i2c_devs = ARRAY_SIZE(wm6230_i2c_devs) },
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{ .id = 0x21, .name = "1275-EV1 Mortlach" },
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{ .id = 0x25, .name = "1274-EV1 Glencadam" },
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{ .id = 0x31, .name = "1253-EV1 Tomatin",
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.spi_devs = wm1253_devs, .num_spi_devs = ARRAY_SIZE(wm1253_devs) },
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{ .id = 0x32, .name = "XXXX-EV1 Caol Illa" },
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{ .id = 0x33, .name = "XXXX-EV1 Oban" },
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{ .id = 0x34, .name = "WM0010-6320-CS42 Balblair" },
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{ .id = 0x39, .name = "1254-EV1 Dallas Dhu",
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.i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs) },
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{ .id = 0x3a, .name = "1259-EV1 Tobermory",
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.i2c_devs = wm1259_devs, .num_i2c_devs = ARRAY_SIZE(wm1259_devs) },
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{ .id = 0x3b, .name = "1255-EV1 Kilchoman",
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.i2c_devs = wm1255_devs, .num_i2c_devs = ARRAY_SIZE(wm1255_devs) },
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{ .id = 0x3c, .name = "1273-EV1 Longmorn" },
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{ .id = 0x3d, .name = "1277-EV1 Littlemill",
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.i2c_devs = wm1277_devs, .num_i2c_devs = ARRAY_SIZE(wm1277_devs) },
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{ .id = 0x3e, .name = "WM5102-6271-EV1-CS127",
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.i2c_devs = wm5102_devs, .num_i2c_devs = ARRAY_SIZE(wm5102_devs) },
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};
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static __devinit int wlf_gf_module_probe(struct i2c_client *i2c,
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const struct i2c_device_id *i2c_id)
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{
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int ret, i, j, id, rev;
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ret = i2c_smbus_read_byte_data(i2c, 0);
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if (ret < 0) {
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dev_err(&i2c->dev, "Failed to read ID: %d\n", ret);
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return ret;
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}
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id = (ret & 0xfe) >> 2;
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rev = ret & 0x3;
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for (i = 0; i < ARRAY_SIZE(gf_mods); i++)
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if (id == gf_mods[i].id)
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break;
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if (i < ARRAY_SIZE(gf_mods)) {
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dev_info(&i2c->dev, "%s revision %d\n",
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gf_mods[i].name, rev + 1);
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for (j = 0; j < gf_mods[i].num_i2c_devs; j++) {
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if (!i2c_new_device(i2c->adapter,
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&(gf_mods[i].i2c_devs[j])))
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dev_err(&i2c->dev,
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"Failed to register dev: %d\n", ret);
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}
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spi_register_board_info(gf_mods[i].spi_devs,
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gf_mods[i].num_spi_devs);
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} else {
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dev_warn(&i2c->dev, "Unknown module ID 0x%x revision %d\n",
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id, rev + 1);
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}
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return 0;
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}
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static const struct i2c_device_id wlf_gf_module_id[] = {
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{ "wlf-gf-module", 0 },
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{ }
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};
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static struct i2c_driver wlf_gf_module_driver = {
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.driver = {
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.name = "wlf-gf-module",
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.owner = THIS_MODULE,
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},
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.probe = wlf_gf_module_probe,
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.id_table = wlf_gf_module_id,
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};
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static int __init wlf_gf_module_register(void)
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{
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return i2c_add_driver(&wlf_gf_module_driver);
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}
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module_init(wlf_gf_module_register);
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