mfd: Append subdev into 88pm860x driver
Append backlight, led & touch subdevs into 88pm860x driver. Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
parent
5c42e8c4a9
commit
a16122bcac
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@ -17,6 +17,100 @@
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#include <linux/mfd/core.h>
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#include <linux/mfd/core.h>
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#include <linux/mfd/88pm860x.h>
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#include <linux/mfd/88pm860x.h>
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char pm860x_backlight_name[][MFD_NAME_SIZE] = {
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"backlight-0",
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"backlight-1",
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"backlight-2",
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};
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EXPORT_SYMBOL(pm860x_backlight_name);
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char pm860x_led_name[][MFD_NAME_SIZE] = {
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"led0-red",
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"led0-green",
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"led0-blue",
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"led1-red",
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"led1-green",
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"led1-blue",
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};
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EXPORT_SYMBOL(pm860x_led_name);
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#define PM8606_BACKLIGHT_RESOURCE(_i, _x) \
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{ \
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.name = pm860x_backlight_name[_i], \
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.start = PM8606_##_x, \
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.end = PM8606_##_x, \
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.flags = IORESOURCE_IO, \
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}
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static struct resource backlight_resources[] = {
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PM8606_BACKLIGHT_RESOURCE(PM8606_BACKLIGHT1, WLED1A),
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PM8606_BACKLIGHT_RESOURCE(PM8606_BACKLIGHT2, WLED2A),
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PM8606_BACKLIGHT_RESOURCE(PM8606_BACKLIGHT3, WLED3A),
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};
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#define PM8606_BACKLIGHT_DEVS(_i) \
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{ \
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.name = "88pm860x-backlight", \
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.num_resources = 1, \
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.resources = &backlight_resources[_i], \
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.id = _i, \
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}
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static struct mfd_cell backlight_devs[] = {
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PM8606_BACKLIGHT_DEVS(PM8606_BACKLIGHT1),
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PM8606_BACKLIGHT_DEVS(PM8606_BACKLIGHT2),
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PM8606_BACKLIGHT_DEVS(PM8606_BACKLIGHT3),
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};
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#define PM8606_LED_RESOURCE(_i, _x) \
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{ \
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.name = pm860x_led_name[_i], \
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.start = PM8606_##_x, \
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.end = PM8606_##_x, \
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.flags = IORESOURCE_IO, \
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}
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static struct resource led_resources[] = {
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PM8606_LED_RESOURCE(PM8606_LED1_RED, RGB2B),
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PM8606_LED_RESOURCE(PM8606_LED1_GREEN, RGB2C),
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PM8606_LED_RESOURCE(PM8606_LED1_BLUE, RGB2D),
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PM8606_LED_RESOURCE(PM8606_LED2_RED, RGB1B),
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PM8606_LED_RESOURCE(PM8606_LED2_GREEN, RGB1C),
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PM8606_LED_RESOURCE(PM8606_LED2_BLUE, RGB1D),
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};
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#define PM8606_LED_DEVS(_i) \
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{ \
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.name = "88pm860x-led", \
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.num_resources = 1, \
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.resources = &led_resources[_i], \
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.id = _i, \
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}
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static struct mfd_cell led_devs[] = {
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PM8606_LED_DEVS(PM8606_LED1_RED),
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PM8606_LED_DEVS(PM8606_LED1_GREEN),
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PM8606_LED_DEVS(PM8606_LED1_BLUE),
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PM8606_LED_DEVS(PM8606_LED2_RED),
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PM8606_LED_DEVS(PM8606_LED2_GREEN),
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PM8606_LED_DEVS(PM8606_LED2_BLUE),
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};
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static struct resource touch_resources[] = {
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{
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.start = PM8607_IRQ_PEN,
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.end = PM8607_IRQ_PEN,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct mfd_cell touch_devs[] = {
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{
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.name = "88pm860x-touch",
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.num_resources = 1,
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.resources = &touch_resources[0],
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},
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};
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#define PM8607_REG_RESOURCE(_start, _end) \
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#define PM8607_REG_RESOURCE(_start, _end) \
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{ \
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{ \
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@ -25,7 +119,7 @@
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.flags = IORESOURCE_IO, \
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.flags = IORESOURCE_IO, \
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}
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}
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static struct resource pm8607_regulator_resources[] = {
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static struct resource regulator_resources[] = {
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PM8607_REG_RESOURCE(BUCK1, BUCK1),
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PM8607_REG_RESOURCE(BUCK1, BUCK1),
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PM8607_REG_RESOURCE(BUCK2, BUCK2),
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PM8607_REG_RESOURCE(BUCK2, BUCK2),
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PM8607_REG_RESOURCE(BUCK3, BUCK3),
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PM8607_REG_RESOURCE(BUCK3, BUCK3),
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@ -47,10 +141,11 @@ static struct resource pm8607_regulator_resources[] = {
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{ \
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{ \
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.name = "88pm8607-" #_name, \
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.name = "88pm8607-" #_name, \
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.num_resources = 1, \
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.num_resources = 1, \
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.resources = &pm8607_regulator_resources[PM8607_ID_##_id], \
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.resources = ®ulator_resources[PM8607_ID_##_id], \
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.id = PM8607_ID_##_id, \
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}
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}
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static struct mfd_cell pm8607_devs[] = {
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static struct mfd_cell regulator_devs[] = {
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PM8607_REG_DEVS(buck1, BUCK1),
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PM8607_REG_DEVS(buck1, BUCK1),
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PM8607_REG_DEVS(buck2, BUCK2),
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PM8607_REG_DEVS(buck2, BUCK2),
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PM8607_REG_DEVS(buck3, BUCK3),
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PM8607_REG_DEVS(buck3, BUCK3),
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@ -192,6 +287,61 @@ int pm860x_free_irq(struct pm860x_chip *chip, int irq)
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}
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}
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EXPORT_SYMBOL(pm860x_free_irq);
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EXPORT_SYMBOL(pm860x_free_irq);
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static int __devinit device_gpadc_init(struct pm860x_chip *chip,
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struct pm860x_platform_data *pdata)
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{
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struct i2c_client *i2c = (chip->id == CHIP_PM8607) ? chip->client \
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: chip->companion;
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int use_gpadc = 0, data, ret;
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/* initialize GPADC without activating it */
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if (pdata && pdata->touch) {
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/* set GPADC MISC1 register */
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data = 0;
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data |= (pdata->touch->gpadc_prebias << 1)
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& PM8607_GPADC_PREBIAS_MASK;
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data |= (pdata->touch->slot_cycle << 3)
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& PM8607_GPADC_SLOT_CYCLE_MASK;
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data |= (pdata->touch->off_scale << 5)
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& PM8607_GPADC_OFF_SCALE_MASK;
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data |= (pdata->touch->sw_cal << 7)
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& PM8607_GPADC_SW_CAL_MASK;
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if (data) {
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ret = pm860x_reg_write(i2c, PM8607_GPADC_MISC1, data);
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if (ret < 0)
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goto out;
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}
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/* set tsi prebias time */
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if (pdata->touch->tsi_prebias) {
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data = pdata->touch->tsi_prebias;
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ret = pm860x_reg_write(i2c, PM8607_TSI_PREBIAS, data);
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if (ret < 0)
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goto out;
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}
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/* set prebias & prechg time of pen detect */
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data = 0;
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data |= pdata->touch->pen_prebias & PM8607_PD_PREBIAS_MASK;
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data |= (pdata->touch->pen_prechg << 5)
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& PM8607_PD_PRECHG_MASK;
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if (data) {
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ret = pm860x_reg_write(i2c, PM8607_PD_PREBIAS, data);
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if (ret < 0)
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goto out;
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}
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use_gpadc = 1;
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}
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/* turn on GPADC */
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if (use_gpadc) {
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ret = pm860x_set_bits(i2c, PM8607_GPADC_MISC1,
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PM8607_GPADC_EN, PM8607_GPADC_EN);
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}
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out:
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return ret;
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}
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static int __devinit device_irq_init(struct pm860x_chip *chip,
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static int __devinit device_irq_init(struct pm860x_chip *chip,
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struct pm860x_platform_data *pdata)
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struct pm860x_platform_data *pdata)
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{
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{
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@ -264,14 +414,40 @@ static void __devinit device_8606_init(struct pm860x_chip *chip,
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struct i2c_client *i2c,
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struct i2c_client *i2c,
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struct pm860x_platform_data *pdata)
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struct pm860x_platform_data *pdata)
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{
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{
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int ret;
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if (pdata && pdata->backlight) {
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ret = mfd_add_devices(chip->dev, 0, &backlight_devs[0],
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ARRAY_SIZE(backlight_devs),
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&backlight_resources[0], 0);
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if (ret < 0) {
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dev_err(chip->dev, "Failed to add backlight "
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"subdev\n");
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goto out_dev;
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}
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}
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if (pdata && pdata->led) {
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ret = mfd_add_devices(chip->dev, 0, &led_devs[0],
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ARRAY_SIZE(led_devs),
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&led_resources[0], 0);
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if (ret < 0) {
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dev_err(chip->dev, "Failed to add led "
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"subdev\n");
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goto out_dev;
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}
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}
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return;
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out_dev:
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mfd_remove_devices(chip->dev);
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device_irq_exit(chip);
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}
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}
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static void __devinit device_8607_init(struct pm860x_chip *chip,
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static void __devinit device_8607_init(struct pm860x_chip *chip,
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struct i2c_client *i2c,
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struct i2c_client *i2c,
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struct pm860x_platform_data *pdata)
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struct pm860x_platform_data *pdata)
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{
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{
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int i, count, data;
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int data, ret;
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int ret;
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ret = pm860x_reg_read(i2c, PM8607_CHIP_ID);
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ret = pm860x_reg_read(i2c, PM8607_CHIP_ID);
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if (ret < 0) {
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if (ret < 0) {
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@ -311,19 +487,36 @@ static void __devinit device_8607_init(struct pm860x_chip *chip,
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goto out;
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goto out;
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}
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}
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ret = device_gpadc_init(chip, pdata);
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if (ret < 0)
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goto out;
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ret = device_irq_init(chip, pdata);
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ret = device_irq_init(chip, pdata);
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if (ret < 0)
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if (ret < 0)
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goto out;
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goto out;
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count = ARRAY_SIZE(pm8607_devs);
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ret = mfd_add_devices(chip->dev, 0, ®ulator_devs[0],
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for (i = 0; i < count; i++) {
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ARRAY_SIZE(regulator_devs),
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ret = mfd_add_devices(chip->dev, i, &pm8607_devs[i],
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®ulator_resources[0], 0);
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1, NULL, 0);
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if (ret < 0) {
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if (ret != 0) {
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dev_err(chip->dev, "Failed to add regulator subdev\n");
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dev_err(chip->dev, "Failed to add subdevs\n");
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goto out_dev;
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goto out;
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}
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if (pdata && pdata->touch) {
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ret = mfd_add_devices(chip->dev, 0, &touch_devs[0],
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ARRAY_SIZE(touch_devs),
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&touch_resources[0], 0);
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if (ret < 0) {
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dev_err(chip->dev, "Failed to add touch "
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"subdev\n");
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goto out_dev;
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}
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}
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}
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}
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return;
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out_dev:
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mfd_remove_devices(chip->dev);
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device_irq_exit(chip);
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out:
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out:
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return;
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return;
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}
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}
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@ -14,6 +14,8 @@
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#include <linux/interrupt.h>
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#include <linux/interrupt.h>
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#define MFD_NAME_SIZE (40)
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enum {
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enum {
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CHIP_INVALID = 0,
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CHIP_INVALID = 0,
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CHIP_PM8606,
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CHIP_PM8606,
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@ -21,6 +23,99 @@ enum {
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CHIP_MAX,
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CHIP_MAX,
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};
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};
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enum {
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PM8606_ID_INVALID,
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PM8606_ID_BACKLIGHT,
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PM8606_ID_LED,
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PM8606_ID_VIBRATOR,
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PM8606_ID_TOUCH,
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PM8606_ID_SOUND,
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PM8606_ID_CHARGER,
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PM8606_ID_MAX,
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};
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enum {
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PM8606_BACKLIGHT1 = 0,
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PM8606_BACKLIGHT2,
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PM8606_BACKLIGHT3,
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};
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enum {
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PM8606_LED1_RED = 0,
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PM8606_LED1_GREEN,
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PM8606_LED1_BLUE,
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PM8606_LED2_RED,
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PM8606_LED2_GREEN,
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PM8606_LED2_BLUE,
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PM8607_LED_VIBRATOR,
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};
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/* 8606 Registers */
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#define PM8606_DCM_BOOST (0x00)
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#define PM8606_PWM (0x01)
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/* Backlight Registers */
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#define PM8606_WLED1A (0x02)
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#define PM8606_WLED1B (0x03)
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#define PM8606_WLED2A (0x04)
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#define PM8606_WLED2B (0x05)
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#define PM8606_WLED3A (0x06)
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#define PM8606_WLED3B (0x07)
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/* LED Registers */
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#define PM8606_RGB2A (0x08)
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#define PM8606_RGB2B (0x09)
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#define PM8606_RGB2C (0x0A)
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#define PM8606_RGB2D (0x0B)
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#define PM8606_RGB1A (0x0C)
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#define PM8606_RGB1B (0x0D)
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#define PM8606_RGB1C (0x0E)
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#define PM8606_RGB1D (0x0F)
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#define PM8606_PREREGULATORA (0x10)
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#define PM8606_PREREGULATORB (0x11)
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#define PM8606_VIBRATORA (0x12)
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#define PM8606_VIBRATORB (0x13)
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#define PM8606_VCHG (0x14)
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#define PM8606_VSYS (0x15)
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#define PM8606_MISC (0x16)
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#define PM8606_CHIP_ID (0x17)
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#define PM8606_STATUS (0x18)
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#define PM8606_FLAGS (0x19)
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#define PM8606_PROTECTA (0x1A)
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#define PM8606_PROTECTB (0x1B)
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#define PM8606_PROTECTC (0x1C)
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||||||
|
/* Bit definitions of PM8606 registers */
|
||||||
|
#define PM8606_DCM_500MA (0x0) /* current limit */
|
||||||
|
#define PM8606_DCM_750MA (0x1)
|
||||||
|
#define PM8606_DCM_1000MA (0x2)
|
||||||
|
#define PM8606_DCM_1250MA (0x3)
|
||||||
|
#define PM8606_DCM_250MV (0x0 << 2)
|
||||||
|
#define PM8606_DCM_300MV (0x1 << 2)
|
||||||
|
#define PM8606_DCM_350MV (0x2 << 2)
|
||||||
|
#define PM8606_DCM_400MV (0x3 << 2)
|
||||||
|
|
||||||
|
#define PM8606_PWM_31200HZ (0x0)
|
||||||
|
#define PM8606_PWM_15600HZ (0x1)
|
||||||
|
#define PM8606_PWM_7800HZ (0x2)
|
||||||
|
#define PM8606_PWM_3900HZ (0x3)
|
||||||
|
#define PM8606_PWM_1950HZ (0x4)
|
||||||
|
#define PM8606_PWM_976HZ (0x5)
|
||||||
|
#define PM8606_PWM_488HZ (0x6)
|
||||||
|
#define PM8606_PWM_244HZ (0x7)
|
||||||
|
#define PM8606_PWM_FREQ_MASK (0x7)
|
||||||
|
|
||||||
|
#define PM8606_WLED_ON (1 << 0)
|
||||||
|
#define PM8606_WLED_CURRENT(x) ((x & 0x1F) << 1)
|
||||||
|
|
||||||
|
#define PM8606_LED_CURRENT(x) (((x >> 2) & 0x07) << 5)
|
||||||
|
|
||||||
|
#define PM8606_VSYS_EN (1 << 1)
|
||||||
|
|
||||||
|
#define PM8606_MISC_OSC_EN (1 << 4)
|
||||||
|
|
||||||
enum {
|
enum {
|
||||||
PM8607_ID_BUCK1 = 0,
|
PM8607_ID_BUCK1 = 0,
|
||||||
PM8607_ID_BUCK2,
|
PM8607_ID_BUCK2,
|
||||||
|
@ -91,6 +186,21 @@ enum {
|
||||||
#define PM8607_SUPPLIES_EN21 (0x33)
|
#define PM8607_SUPPLIES_EN21 (0x33)
|
||||||
#define PM8607_SUPPLIES_EN22 (0x34)
|
#define PM8607_SUPPLIES_EN22 (0x34)
|
||||||
|
|
||||||
|
/* Vibrator Control Registers */
|
||||||
|
#define PM8607_VIBRATOR_SET (0x28)
|
||||||
|
#define PM8607_VIBRATOR_PWM (0x29)
|
||||||
|
|
||||||
|
/* GPADC Registers */
|
||||||
|
#define PM8607_GP_BIAS1 (0x4F)
|
||||||
|
#define PM8607_MEAS_EN1 (0x50)
|
||||||
|
#define PM8607_MEAS_EN2 (0x51)
|
||||||
|
#define PM8607_MEAS_EN3 (0x52)
|
||||||
|
#define PM8607_MEAS_OFF_TIME1 (0x53)
|
||||||
|
#define PM8607_MEAS_OFF_TIME2 (0x54)
|
||||||
|
#define PM8607_TSI_PREBIAS (0x55) /* prebias time */
|
||||||
|
#define PM8607_PD_PREBIAS (0x56) /* prebias time */
|
||||||
|
#define PM8607_GPADC_MISC1 (0x57)
|
||||||
|
|
||||||
/* RTC Control Registers */
|
/* RTC Control Registers */
|
||||||
#define PM8607_RTC1 (0xA0)
|
#define PM8607_RTC1 (0xA0)
|
||||||
#define PM8607_RTC_COUNTER1 (0xA1)
|
#define PM8607_RTC_COUNTER1 (0xA1)
|
||||||
|
@ -140,6 +250,16 @@ enum {
|
||||||
#define PM8607_B0_MISC1_PI2C (1 << 3)
|
#define PM8607_B0_MISC1_PI2C (1 << 3)
|
||||||
#define PM8607_B0_MISC1_RESET (1 << 6)
|
#define PM8607_B0_MISC1_RESET (1 << 6)
|
||||||
|
|
||||||
|
/* bits definitions of GPADC */
|
||||||
|
#define PM8607_GPADC_EN (1 << 0)
|
||||||
|
#define PM8607_GPADC_PREBIAS_MASK (3 << 1)
|
||||||
|
#define PM8607_GPADC_SLOT_CYCLE_MASK (3 << 3) /* slow mode */
|
||||||
|
#define PM8607_GPADC_OFF_SCALE_MASK (3 << 5) /* GP sleep mode */
|
||||||
|
#define PM8607_GPADC_SW_CAL_MASK (1 << 7)
|
||||||
|
|
||||||
|
#define PM8607_PD_PREBIAS_MASK (0x1F << 0)
|
||||||
|
#define PM8607_PD_PRECHG_MASK (7 << 5)
|
||||||
|
|
||||||
/* Interrupt Number in 88PM8607 */
|
/* Interrupt Number in 88PM8607 */
|
||||||
enum {
|
enum {
|
||||||
PM8607_IRQ_ONKEY = 0,
|
PM8607_IRQ_ONKEY = 0,
|
||||||
|
@ -202,13 +322,44 @@ enum {
|
||||||
PI2C_PORT,
|
PI2C_PORT,
|
||||||
};
|
};
|
||||||
|
|
||||||
|
struct pm860x_backlight_pdata {
|
||||||
|
int id;
|
||||||
|
int pwm;
|
||||||
|
int iset;
|
||||||
|
unsigned long flags;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct pm860x_led_pdata {
|
||||||
|
int id;
|
||||||
|
int iset;
|
||||||
|
unsigned long flags;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct pm860x_touch_pdata {
|
||||||
|
int gpadc_prebias;
|
||||||
|
int slot_cycle;
|
||||||
|
int off_scale;
|
||||||
|
int sw_cal;
|
||||||
|
int tsi_prebias; /* time, slot */
|
||||||
|
int pen_prebias; /* time, slot */
|
||||||
|
int pen_prechg; /* time, slot */
|
||||||
|
unsigned long flags;
|
||||||
|
};
|
||||||
|
|
||||||
struct pm860x_platform_data {
|
struct pm860x_platform_data {
|
||||||
|
struct pm860x_backlight_pdata *backlight;
|
||||||
|
struct pm860x_led_pdata *led;
|
||||||
|
struct pm860x_touch_pdata *touch;
|
||||||
|
|
||||||
unsigned short companion_addr; /* I2C address of companion chip */
|
unsigned short companion_addr; /* I2C address of companion chip */
|
||||||
int i2c_port; /* Controlled by GI2C or PI2C */
|
int i2c_port; /* Controlled by GI2C or PI2C */
|
||||||
int irq_mode; /* Clear interrupt by read/write(0/1) */
|
int irq_mode; /* Clear interrupt by read/write(0/1) */
|
||||||
struct regulator_init_data *regulator[PM8607_MAX_REGULATOR];
|
struct regulator_init_data *regulator[PM8607_MAX_REGULATOR];
|
||||||
};
|
};
|
||||||
|
|
||||||
|
extern char pm860x_backlight_name[][MFD_NAME_SIZE];
|
||||||
|
extern char pm860x_led_name[][MFD_NAME_SIZE];
|
||||||
|
|
||||||
extern int pm860x_reg_read(struct i2c_client *, int);
|
extern int pm860x_reg_read(struct i2c_client *, int);
|
||||||
extern int pm860x_reg_write(struct i2c_client *, int, unsigned char);
|
extern int pm860x_reg_write(struct i2c_client *, int, unsigned char);
|
||||||
extern int pm860x_bulk_read(struct i2c_client *, int, int, unsigned char *);
|
extern int pm860x_bulk_read(struct i2c_client *, int, int, unsigned char *);
|
||||||
|
|
Loading…
Reference in a new issue