mfd: palmas: Add pdata/data for rest of children

Add the platform data and data structures for children that shall be
added by a future set of commits.

Signed-off-by: Graeme Gregory <gg@slimlogic.co.uk>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

2 files changed, 185 insertions, 0 deletions

diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c
index 942d1d3813a5..7c1a1942d334 100644
--- a/drivers/mfd/palmas.c
+++ b/drivers/mfd/palmas.c
@@ -389,6 +389,19 @@ static int __devinit palmas_i2c_probe(struct i2c_client *i2c,
         children[PALMAS_PMIC_ID].platform_data = pdata->pmic_pdata;
         children[PALMAS_PMIC_ID].pdata_size = sizeof(*pdata->pmic_pdata);
 
+        children[PALMAS_GPADC_ID].platform_data = pdata->gpadc_pdata;
+        children[PALMAS_GPADC_ID].pdata_size = sizeof(*pdata->gpadc_pdata);
+
+        children[PALMAS_RESOURCE_ID].platform_data = pdata->resource_pdata;
+        children[PALMAS_RESOURCE_ID].pdata_size =
+                        sizeof(*pdata->resource_pdata);
+
+        children[PALMAS_USB_ID].platform_data = pdata->usb_pdata;
+        children[PALMAS_USB_ID].pdata_size = sizeof(*pdata->usb_pdata);
+
+        children[PALMAS_CLK_ID].platform_data = pdata->clk_pdata;
+        children[PALMAS_CLK_ID].pdata_size = sizeof(*pdata->clk_pdata);
+
         ret = mfd_add_devices(palmas->dev, -1,
                               children, ARRAY_SIZE(palmas_children),
                               NULL, regmap_irq_chip_get_base(palmas->irq_data),
diff --git a/include/linux/mfd/palmas.h b/include/linux/mfd/palmas.h
index 9cbc642d40ad..cfbf79464c19 100644
--- a/include/linux/mfd/palmas.h
+++ b/include/linux/mfd/palmas.h
@@ -23,6 +23,9 @@
 #define PALMAS_NUM_CLIENTS              3
 
 struct palmas_pmic;
+struct palmas_gpadc;
+struct palmas_resource;
+struct palmas_usb;
 
 struct palmas {
         struct device *dev;
@@ -41,6 +44,9 @@ struct palmas {
 
         /* Child Devices */
         struct palmas_pmic *pmic;
+        struct palmas_gpadc *gpadc;
+        struct palmas_resource *resource;
+        struct palmas_usb *usb;
 
         /* GPIO MUXing */
         u8 gpio_muxed;
@@ -48,6 +54,23 @@ struct palmas {
         u8 pwm_muxed;
 };
 
+struct palmas_gpadc_platform_data {
+        /* Channel 3 current source is only enabled during conversion */
+        int ch3_current;
+
+        /* Channel 0 current source can be used for battery detection.
+         * If used for battery detection this will cause a permanent current
+         * consumption depending on current level set here.
+         */
+        int ch0_current;
+
+        /* default BAT_REMOVAL_DAT setting on device probe */
+        int bat_removal;
+
+        /* Sets the START_POLARITY bit in the RT_CTRL register */
+        int start_polarity;
+};
+
 struct palmas_reg_init {
         /* warm_rest controls the voltage levels after a warm reset
          *
@@ -120,8 +143,53 @@ struct palmas_pmic_platform_data {
 
         /* use LDO6 for vibrator control */
         int ldo6_vibrator;
+};
+
+struct palmas_usb_platform_data {
+        /* Set this if platform wishes its own vbus control */
+        int no_control_vbus;
 
+        /* Do we enable the wakeup comparator on probe */
+        int wakeup;
+};
+
+struct palmas_resource_platform_data {
+        int regen1_mode_sleep;
+        int regen2_mode_sleep;
+        int sysen1_mode_sleep;
+        int sysen2_mode_sleep;
+
+        /* bitfield to be loaded to NSLEEP_RES_ASSIGN */
+        u8 nsleep_res;
+        /* bitfield to be loaded to NSLEEP_SMPS_ASSIGN */
+        u8 nsleep_smps;
+        /* bitfield to be loaded to NSLEEP_LDO_ASSIGN1 */
+        u8 nsleep_ldo1;
+        /* bitfield to be loaded to NSLEEP_LDO_ASSIGN2 */
+        u8 nsleep_ldo2;
+
+        /* bitfield to be loaded to ENABLE1_RES_ASSIGN */
+        u8 enable1_res;
+        /* bitfield to be loaded to ENABLE1_SMPS_ASSIGN */
+        u8 enable1_smps;
+        /* bitfield to be loaded to ENABLE1_LDO_ASSIGN1 */
+        u8 enable1_ldo1;
+        /* bitfield to be loaded to ENABLE1_LDO_ASSIGN2 */
+        u8 enable1_ldo2;
+
+        /* bitfield to be loaded to ENABLE2_RES_ASSIGN */
+        u8 enable2_res;
+        /* bitfield to be loaded to ENABLE2_SMPS_ASSIGN */
+        u8 enable2_smps;
+        /* bitfield to be loaded to ENABLE2_LDO_ASSIGN1 */
+        u8 enable2_ldo1;
+        /* bitfield to be loaded to ENABLE2_LDO_ASSIGN2 */
+        u8 enable2_ldo2;
+};
 
+struct palmas_clk_platform_data {
+        int clk32kg_mode_sleep;
+        int clk32kgaudio_mode_sleep;
 };
 
 struct palmas_platform_data {
@@ -138,8 +206,49 @@ struct palmas_platform_data {
         u8 pad1, pad2;
 
         struct palmas_pmic_platform_data *pmic_pdata;
+        struct palmas_gpadc_platform_data *gpadc_pdata;
+        struct palmas_usb_platform_data *usb_pdata;
+        struct palmas_resource_platform_data *resource_pdata;
+        struct palmas_clk_platform_data *clk_pdata;
 };
 
+struct palmas_gpadc_calibration {
+        s32 gain;
+        s32 gain_error;
+        s32 offset_error;
+};
+
+struct palmas_gpadc {
+        struct device *dev;
+        struct palmas *palmas;
+
+        int ch3_current;
+        int ch0_current;
+
+        int gpadc_force;
+
+        int bat_removal;
+
+        struct mutex reading_lock;
+        struct completion irq_complete;
+
+        int eoc_sw_irq;
+
+        struct palmas_gpadc_calibration *palmas_cal_tbl;
+
+        int conv0_channel;
+        int conv1_channel;
+        int rt_channel;
+};
+
+struct palmas_gpadc_result {
+        s32 raw_code;
+        s32 corrected_code;
+        s32 result;
+};
+
+#define PALMAS_MAX_CHANNELS 16
+
 /* Define the palmas IRQ numbers */
 enum palmas_irqs {
         /* INT1 registers */
@@ -223,6 +332,69 @@ struct palmas_pmic {
         int range[PALMAS_REG_SMPS10];
 };
 
+struct palmas_resource {
+        struct palmas *palmas;
+        struct device *dev;
+};
+
+struct palmas_usb {
+        struct palmas *palmas;
+        struct device *dev;
+
+        /* for vbus reporting with irqs disabled */
+        spinlock_t lock;
+
+        struct regulator *vbus_reg;
+
+        /* used to set vbus, in atomic path */
+        struct work_struct set_vbus_work;
+
+        int irq1;
+        int irq2;
+        int irq3;
+        int irq4;
+
+        int vbus_enable;
+
+        u8 linkstat;
+};
+
+#define comparator_to_palmas(x) container_of((x), struct palmas_usb, comparator)
+
+enum usb_irq_events {
+        /* Wakeup events from INT3 */
+        PALMAS_USB_ID_WAKEPUP,
+        PALMAS_USB_VBUS_WAKEUP,
+
+        /* ID_OTG_EVENTS */
+        PALMAS_USB_ID_GND,
+        N_PALMAS_USB_ID_GND,
+        PALMAS_USB_ID_C,
+        N_PALMAS_USB_ID_C,
+        PALMAS_USB_ID_B,
+        N_PALMAS_USB_ID_B,
+        PALMAS_USB_ID_A,
+        N_PALMAS_USB_ID_A,
+        PALMAS_USB_ID_FLOAT,
+        N_PALMAS_USB_ID_FLOAT,
+
+        /* VBUS_OTG_EVENTS */
+        PALMAS_USB_VB_SESS_END,
+        N_PALMAS_USB_VB_SESS_END,
+        PALMAS_USB_VB_SESS_VLD,
+        N_PALMAS_USB_VB_SESS_VLD,
+        PALMAS_USB_VA_SESS_VLD,
+        N_PALMAS_USB_VA_SESS_VLD,
+        PALMAS_USB_VA_VBUS_VLD,
+        N_PALMAS_USB_VA_VBUS_VLD,
+        PALMAS_USB_VADP_SNS,
+        N_PALMAS_USB_VADP_SNS,
+        PALMAS_USB_VADP_PRB,
+        N_PALMAS_USB_VADP_PRB,
+        PALMAS_USB_VOTG_SESS_VLD,
+        N_PALMAS_USB_VOTG_SESS_VLD,
+};
+
 /* defines so we can store the mux settings */
 #define PALMAS_GPIO_0_MUXED                                     (1 << 0)
 #define PALMAS_GPIO_1_MUXED                                     (1 << 1)