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Diffstat (limited to 'include/linux/mfd/tc3589x.h')
-rw-r--r--include/linux/mfd/tc3589x.h195
1 files changed, 195 insertions, 0 deletions
diff --git a/include/linux/mfd/tc3589x.h b/include/linux/mfd/tc3589x.h
new file mode 100644
index 000000000000..16c76e124f9c
--- /dev/null
+++ b/include/linux/mfd/tc3589x.h
@@ -0,0 +1,195 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * License Terms: GNU General Public License, version 2
+ */
+
+#ifndef __LINUX_MFD_TC3589x_H
+#define __LINUX_MFD_TC3589x_H
+
+#include <linux/device.h>
+
+enum tx3589x_block {
+ TC3589x_BLOCK_GPIO = 1 << 0,
+ TC3589x_BLOCK_KEYPAD = 1 << 1,
+};
+
+#define TC3589x_RSTCTRL_IRQRST (1 << 4)
+#define TC3589x_RSTCTRL_TIMRST (1 << 3)
+#define TC3589x_RSTCTRL_ROTRST (1 << 2)
+#define TC3589x_RSTCTRL_KBDRST (1 << 1)
+#define TC3589x_RSTCTRL_GPIRST (1 << 0)
+
+/* Keyboard Configuration Registers */
+#define TC3589x_KBDSETTLE_REG 0x01
+#define TC3589x_KBDBOUNCE 0x02
+#define TC3589x_KBDSIZE 0x03
+#define TC3589x_KBCFG_LSB 0x04
+#define TC3589x_KBCFG_MSB 0x05
+#define TC3589x_KBDIC 0x08
+#define TC3589x_KBDMSK 0x09
+#define TC3589x_EVTCODE_FIFO 0x10
+#define TC3589x_KBDMFS 0x8F
+
+#define TC3589x_IRQST 0x91
+
+#define TC3589x_MANFCODE_MAGIC 0x03
+#define TC3589x_MANFCODE 0x80
+#define TC3589x_VERSION 0x81
+#define TC3589x_IOCFG 0xA7
+
+#define TC3589x_CLKMODE 0x88
+#define TC3589x_CLKCFG 0x89
+#define TC3589x_CLKEN 0x8A
+
+#define TC3589x_RSTCTRL 0x82
+#define TC3589x_EXTRSTN 0x83
+#define TC3589x_RSTINTCLR 0x84
+
+/* Pull up/down configuration registers */
+#define TC3589x_IOCFG 0xA7
+#define TC3589x_IOPULLCFG0_LSB 0xAA
+#define TC3589x_IOPULLCFG0_MSB 0xAB
+#define TC3589x_IOPULLCFG1_LSB 0xAC
+#define TC3589x_IOPULLCFG1_MSB 0xAD
+#define TC3589x_IOPULLCFG2_LSB 0xAE
+
+#define TC3589x_GPIOIS0 0xC9
+#define TC3589x_GPIOIS1 0xCA
+#define TC3589x_GPIOIS2 0xCB
+#define TC3589x_GPIOIBE0 0xCC
+#define TC3589x_GPIOIBE1 0xCD
+#define TC3589x_GPIOIBE2 0xCE
+#define TC3589x_GPIOIEV0 0xCF
+#define TC3589x_GPIOIEV1 0xD0
+#define TC3589x_GPIOIEV2 0xD1
+#define TC3589x_GPIOIE0 0xD2
+#define TC3589x_GPIOIE1 0xD3
+#define TC3589x_GPIOIE2 0xD4
+#define TC3589x_GPIORIS0 0xD6
+#define TC3589x_GPIORIS1 0xD7
+#define TC3589x_GPIORIS2 0xD8
+#define TC3589x_GPIOMIS0 0xD9
+#define TC3589x_GPIOMIS1 0xDA
+#define TC3589x_GPIOMIS2 0xDB
+#define TC3589x_GPIOIC0 0xDC
+#define TC3589x_GPIOIC1 0xDD
+#define TC3589x_GPIOIC2 0xDE
+
+#define TC3589x_GPIODATA0 0xC0
+#define TC3589x_GPIOMASK0 0xc1
+#define TC3589x_GPIODATA1 0xC2
+#define TC3589x_GPIOMASK1 0xc3
+#define TC3589x_GPIODATA2 0xC4
+#define TC3589x_GPIOMASK2 0xC5
+
+#define TC3589x_GPIODIR0 0xC6
+#define TC3589x_GPIODIR1 0xC7
+#define TC3589x_GPIODIR2 0xC8
+
+#define TC3589x_GPIOSYNC0 0xE6
+#define TC3589x_GPIOSYNC1 0xE7
+#define TC3589x_GPIOSYNC2 0xE8
+
+#define TC3589x_GPIOWAKE0 0xE9
+#define TC3589x_GPIOWAKE1 0xEA
+#define TC3589x_GPIOWAKE2 0xEB
+
+#define TC3589x_GPIOODM0 0xE0
+#define TC3589x_GPIOODE0 0xE1
+#define TC3589x_GPIOODM1 0xE2
+#define TC3589x_GPIOODE1 0xE3
+#define TC3589x_GPIOODM2 0xE4
+#define TC3589x_GPIOODE2 0xE5
+
+#define TC3589x_INT_GPIIRQ 0
+#define TC3589x_INT_TI0IRQ 1
+#define TC3589x_INT_TI1IRQ 2
+#define TC3589x_INT_TI2IRQ 3
+#define TC3589x_INT_ROTIRQ 5
+#define TC3589x_INT_KBDIRQ 6
+#define TC3589x_INT_PORIRQ 7
+
+#define TC3589x_NR_INTERNAL_IRQS 8
+#define TC3589x_INT_GPIO(x) (TC3589x_NR_INTERNAL_IRQS + (x))
+
+struct tc3589x {
+ struct mutex lock;
+ struct device *dev;
+ struct i2c_client *i2c;
+
+ int irq_base;
+ int num_gpio;
+ struct tc3589x_platform_data *pdata;
+};
+
+extern int tc3589x_reg_write(struct tc3589x *tc3589x, u8 reg, u8 data);
+extern int tc3589x_reg_read(struct tc3589x *tc3589x, u8 reg);
+extern int tc3589x_block_read(struct tc3589x *tc3589x, u8 reg, u8 length,
+ u8 *values);
+extern int tc3589x_block_write(struct tc3589x *tc3589x, u8 reg, u8 length,
+ const u8 *values);
+extern int tc3589x_set_bits(struct tc3589x *tc3589x, u8 reg, u8 mask, u8 val);
+
+/*
+ * Keypad related platform specific constants
+ * These values may be modified for fine tuning
+ */
+#define TC_KPD_ROWS 0x8
+#define TC_KPD_COLUMNS 0x8
+#define TC_KPD_DEBOUNCE_PERIOD 0xA3
+#define TC_KPD_SETTLE_TIME 0xA3
+
+/**
+ * struct tc35893_platform_data - data structure for platform specific data
+ * @keymap_data: matrix scan code table for keycodes
+ * @krow: mask for available rows, value is 0xFF
+ * @kcol: mask for available columns, value is 0xFF
+ * @debounce_period: platform specific debounce time
+ * @settle_time: platform specific settle down time
+ * @irqtype: type of interrupt, falling or rising edge
+ * @enable_wakeup: specifies if keypad event can wake up system from sleep
+ * @no_autorepeat: flag for auto repetition
+ */
+struct tc3589x_keypad_platform_data {
+ const struct matrix_keymap_data *keymap_data;
+ u8 krow;
+ u8 kcol;
+ u8 debounce_period;
+ u8 settle_time;
+ unsigned long irqtype;
+ bool enable_wakeup;
+ bool no_autorepeat;
+};
+
+/**
+ * struct tc3589x_gpio_platform_data - TC3589x GPIO platform data
+ * @gpio_base: first gpio number assigned to TC3589x. A maximum of
+ * %TC3589x_NR_GPIOS GPIOs will be allocated.
+ * @setup: callback for board-specific initialization
+ * @remove: callback for board-specific teardown
+ */
+struct tc3589x_gpio_platform_data {
+ int gpio_base;
+ void (*setup)(struct tc3589x *tc3589x, unsigned gpio_base);
+ void (*remove)(struct tc3589x *tc3589x, unsigned gpio_base);
+};
+
+/**
+ * struct tc3589x_platform_data - TC3589x platform data
+ * @block: bitmask of blocks to enable (use TC3589x_BLOCK_*)
+ * @irq_base: base IRQ number. %TC3589x_NR_IRQS irqs will be used.
+ * @gpio: GPIO-specific platform data
+ * @keypad: keypad-specific platform data
+ */
+struct tc3589x_platform_data {
+ unsigned int block;
+ int irq_base;
+ struct tc3589x_gpio_platform_data *gpio;
+ const struct tc3589x_keypad_platform_data *keypad;
+};
+
+#define TC3589x_NR_GPIOS 24
+#define TC3589x_NR_IRQS TC3589x_INT_GPIO(TC3589x_NR_GPIOS)
+
+#endif