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Date: Tue, 28 Aug 2012 13:47:37 +0200
From: Graeme Gregory <gg@...mlogic.co.uk>
To: linux-kernel@...r.kernel.org
Cc: broonie@...nsource.wolfsonmicro.com, lrg@...com,
sameo@...ux.intel.com, peter.ujfalusi@...com, s-guiriec@...com,
Graeme Gregory <gg@...mlogic.co.uk>
Subject: [PATCH 3/6] 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@...mlogic.co.uk>
---
drivers/mfd/palmas.c | 13 ++++
include/linux/mfd/palmas.h | 172 ++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 185 insertions(+)
diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c
index 3d33623..c4b99f4 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 9cbc642..cfbf794 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)
--
1.7.9.5
--
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