[PATCH 1/2] MFD: MAX8997: add platform data for MAX8997 MUIC driver

From: Donggeun Kim
Date: Thu Nov 24 2011 - 04:12:28 EST


Currently, MAX8997 device does not support MUIC function of it.
To add MAX8997 MUIC driver, header file should be updated.

Signed-off-by: Donggeun Kim <dg77.kim@xxxxxxxxxxx>
Signed-off-by: MyungJoo Ham <myungjoo.ham@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
include/linux/mfd/max8997.h | 58 ++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 57 insertions(+), 1 deletions(-)

diff --git a/include/linux/mfd/max8997.h b/include/linux/mfd/max8997.h
index 0bbd13d..49d2a0b 100644
--- a/include/linux/mfd/max8997.h
+++ b/include/linux/mfd/max8997.h
@@ -77,6 +77,60 @@ struct max8997_regulator_data {
struct regulator_init_data *initdata;
};

+enum max8997_muic_usb_type {
+ MAX8997_USB_HOST,
+ MAX8997_USB_DEVICE,
+};
+
+enum max8997_muic_charger_type {
+ MAX8997_CHARGER_TYPE_NONE = 0,
+ MAX8997_CHARGER_TYPE_USB,
+ MAX8997_CHARGER_TYPE_DOWNSTREAM_PORT,
+ MAX8997_CHARGER_TYPE_DEDICATED_CHG,
+ MAX8997_CHARGER_TYPE_500MA,
+ MAX8997_CHARGER_TYPE_1A,
+ MAX8997_CHARGER_TYPE_DEAD_BATTERY = 7,
+};
+
+struct max8997_muic_reg_data {
+ u8 addr;
+ u8 data;
+};
+
+/**
+ * struct max8997_muic_platform_data
+ * @usb_callback: callback function for USB
+ * inform callee of USB type (HOST or DEVICE)
+ * and attached state(true or false)
+ * @charger_callback: callback function for charger
+ * inform callee of charger_type
+ * and attached state(true or false)
+ * @deskdock_callback: callback function for desk dock
+ * inform callee of attached state(true or false)
+ * @cardock_callback: callback function for car dock
+ * inform callee of attached state(true or false)
+ * @mhl_callback: callback function for MHL (Mobile High-definition Link)
+ * inform callee of attached state(true or false)
+ * @uart_callback: callback function for JIG UART
+ * inform callee of attached state(true or false)
+ * @init_data: array of max8997_muic_reg_data
+ * used for initializing registers of MAX8997 MUIC device
+ * @num_init_data: array size of init_data
+ */
+struct max8997_muic_platform_data {
+ void (*usb_callback)(enum max8997_muic_usb_type usb_type,
+ bool attached);
+ void (*charger_callback)(bool attached,
+ enum max8997_muic_charger_type charger_type);
+ void (*deskdock_callback) (bool attached);
+ void (*cardock_callback) (bool attached);
+ void (*mhl_callback) (bool attached);
+ void (*uart_callback) (bool attached);
+
+ struct max8997_muic_reg_data *init_data;
+ int num_init_data;
+};
+
struct max8997_platform_data {
/* IRQ */
int irq_base;
@@ -113,7 +167,9 @@ struct max8997_platform_data {
/* charge Full Timeout */
int timeout; /* 0 (no timeout), 5, 6, 7 hours */

- /* MUIC: Not implemented */
+ /* ---- MUIC ---- */
+ struct max8997_muic_platform_data *muic_pdata;
+
/* HAPTIC: Not implemented */
/* RTC: Not implemented */
/* Flash: Not implemented */
--
1.7.4.1

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