diff options
Diffstat (limited to 'drivers/mfd/88pm860x-core.c')
| -rw-r--r-- | drivers/mfd/88pm860x-core.c | 135 |
1 files changed, 87 insertions, 48 deletions
diff --git a/drivers/mfd/88pm860x-core.c b/drivers/mfd/88pm860x-core.c index 2c65a2c57294..20895e7a99c9 100644 --- a/drivers/mfd/88pm860x-core.c +++ b/drivers/mfd/88pm860x-core.c @@ -74,12 +74,12 @@ static struct mfd_cell backlight_devs[] = { } static struct resource led_resources[] = { - PM8606_LED_RESOURCE(PM8606_LED1_RED, RGB2B), - PM8606_LED_RESOURCE(PM8606_LED1_GREEN, RGB2C), - PM8606_LED_RESOURCE(PM8606_LED1_BLUE, RGB2D), - PM8606_LED_RESOURCE(PM8606_LED2_RED, RGB1B), - PM8606_LED_RESOURCE(PM8606_LED2_GREEN, RGB1C), - PM8606_LED_RESOURCE(PM8606_LED2_BLUE, RGB1D), + PM8606_LED_RESOURCE(PM8606_LED1_RED, RGB1B), + PM8606_LED_RESOURCE(PM8606_LED1_GREEN, RGB1C), + PM8606_LED_RESOURCE(PM8606_LED1_BLUE, RGB1D), + PM8606_LED_RESOURCE(PM8606_LED2_RED, RGB2B), + PM8606_LED_RESOURCE(PM8606_LED2_GREEN, RGB2C), + PM8606_LED_RESOURCE(PM8606_LED2_BLUE, RGB2D), }; #define PM8606_LED_DEVS(_i) \ @@ -158,6 +158,43 @@ static struct mfd_cell onkey_devs[] = { }, }; +static struct resource codec_resources[] = { + { + /* Headset microphone insertion or removal */ + .name = "micin", + .start = PM8607_IRQ_MICIN, + .end = PM8607_IRQ_MICIN, + .flags = IORESOURCE_IRQ, + }, { + /* Hook-switch press or release */ + .name = "hook", + .start = PM8607_IRQ_HOOK, + .end = PM8607_IRQ_HOOK, + .flags = IORESOURCE_IRQ, + }, { + /* Headset insertion or removal */ + .name = "headset", + .start = PM8607_IRQ_HEADSET, + .end = PM8607_IRQ_HEADSET, + .flags = IORESOURCE_IRQ, + }, { + /* Audio short */ + .name = "audio-short", + .start = PM8607_IRQ_AUDIO_SHORT, + .end = PM8607_IRQ_AUDIO_SHORT, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct mfd_cell codec_devs[] = { + { + .name = "88pm860x-codec", + .num_resources = ARRAY_SIZE(codec_resources), + .resources = &codec_resources[0], + .id = -1, + }, +}; + static struct resource regulator_resources[] = { PM8607_REG_RESOURCE(BUCK1, BUCK1), PM8607_REG_RESOURCE(BUCK2, BUCK2), @@ -428,52 +465,44 @@ static int __devinit device_gpadc_init(struct pm860x_chip *chip, { struct i2c_client *i2c = (chip->id == CHIP_PM8607) ? chip->client \ : chip->companion; - int use_gpadc = 0, data, ret; + int data; + int ret; /* initialize GPADC without activating it */ - if (pdata && pdata->touch) { - /* set GPADC MISC1 register */ - data = 0; - data |= (pdata->touch->gpadc_prebias << 1) - & PM8607_GPADC_PREBIAS_MASK; - data |= (pdata->touch->slot_cycle << 3) - & PM8607_GPADC_SLOT_CYCLE_MASK; - data |= (pdata->touch->off_scale << 5) - & PM8607_GPADC_OFF_SCALE_MASK; - data |= (pdata->touch->sw_cal << 7) - & PM8607_GPADC_SW_CAL_MASK; - if (data) { - ret = pm860x_reg_write(i2c, PM8607_GPADC_MISC1, data); - if (ret < 0) - goto out; - } - /* set tsi prebias time */ - if (pdata->touch->tsi_prebias) { - data = pdata->touch->tsi_prebias; - ret = pm860x_reg_write(i2c, PM8607_TSI_PREBIAS, data); - if (ret < 0) - goto out; - } - /* set prebias & prechg time of pen detect */ - data = 0; - data |= pdata->touch->pen_prebias & PM8607_PD_PREBIAS_MASK; - data |= (pdata->touch->pen_prechg << 5) - & PM8607_PD_PRECHG_MASK; - if (data) { - ret = pm860x_reg_write(i2c, PM8607_PD_PREBIAS, data); - if (ret < 0) - goto out; - } + if (!pdata || !pdata->touch) + return -EINVAL; - use_gpadc = 1; + /* set GPADC MISC1 register */ + data = 0; + data |= (pdata->touch->gpadc_prebias << 1) & PM8607_GPADC_PREBIAS_MASK; + data |= (pdata->touch->slot_cycle << 3) & PM8607_GPADC_SLOT_CYCLE_MASK; + data |= (pdata->touch->off_scale << 5) & PM8607_GPADC_OFF_SCALE_MASK; + data |= (pdata->touch->sw_cal << 7) & PM8607_GPADC_SW_CAL_MASK; + if (data) { + ret = pm860x_reg_write(i2c, PM8607_GPADC_MISC1, data); + if (ret < 0) + goto out; } - - /* turn on GPADC */ - if (use_gpadc) { - ret = pm860x_set_bits(i2c, PM8607_GPADC_MISC1, - PM8607_GPADC_EN, PM8607_GPADC_EN); + /* set tsi prebias time */ + if (pdata->touch->tsi_prebias) { + data = pdata->touch->tsi_prebias; + ret = pm860x_reg_write(i2c, PM8607_TSI_PREBIAS, data); + if (ret < 0) + goto out; } + /* set prebias & prechg time of pen detect */ + data = 0; + data |= pdata->touch->pen_prebias & PM8607_PD_PREBIAS_MASK; + data |= (pdata->touch->pen_prechg << 5) & PM8607_PD_PRECHG_MASK; + if (data) { + ret = pm860x_reg_write(i2c, PM8607_PD_PREBIAS, data); + if (ret < 0) + goto out; + } + + ret = pm860x_set_bits(i2c, PM8607_GPADC_MISC1, + PM8607_GPADC_EN, PM8607_GPADC_EN); out: return ret; } @@ -616,10 +645,13 @@ static void __devinit device_8607_init(struct pm860x_chip *chip, dev_err(chip->dev, "Failed to read CHIP ID: %d\n", ret); goto out; } - if ((ret & PM8607_VERSION_MASK) == PM8607_VERSION) + switch (ret & PM8607_VERSION_MASK) { + case 0x40: + case 0x50: dev_info(chip->dev, "Marvell 88PM8607 (ID: %02x) detected\n", ret); - else { + break; + default: dev_err(chip->dev, "Failed to detect Marvell 88PM8607. " "Chip ID: %02x\n", ret); goto out; @@ -695,6 +727,13 @@ static void __devinit device_8607_init(struct pm860x_chip *chip, goto out_dev; } + ret = mfd_add_devices(chip->dev, 0, &codec_devs[0], + ARRAY_SIZE(codec_devs), + &codec_resources[0], 0); + if (ret < 0) { + dev_err(chip->dev, "Failed to add codec subdev\n"); + goto out_dev; + } return; out_dev: mfd_remove_devices(chip->dev); |