#ifndef __TWL4030_H_
#define __TWL4030_H_
-/* USB ID */
+/*
+ * Using the twl4030 core we address registers using a pair
+ * { module id, relative register offset }
+ * which that core then maps to the relevant
+ * { i2c slave, absolute register address }
+ *
+ * The module IDs are meaningful only to the twl4030 core code,
+ * which uses them as array indices to look up the first register
+ * address each module uses within a given i2c slave.
+ */
+
+/* Slave 0 (i2c address 0x48) */
#define TWL4030_MODULE_USB 0x00
-/* AUD ID */
+
+/* Slave 1 (i2c address 0x49) */
#define TWL4030_MODULE_AUDIO_VOICE 0x01
#define TWL4030_MODULE_GPIO 0x02
#define TWL4030_MODULE_INTBR 0x03
#define TWL4030_MODULE_PIH 0x04
#define TWL4030_MODULE_TEST 0x05
-/* AUX ID */
+
+/* Slave 2 (i2c address 0x4a) */
#define TWL4030_MODULE_KEYPAD 0x06
#define TWL4030_MODULE_MADC 0x07
#define TWL4030_MODULE_INTERRUPTS 0x08
#define TWL4030_MODULE_PWM1 0x0D
#define TWL4030_MODULE_PWMA 0x0E
#define TWL4030_MODULE_PWMB 0x0F
-/* POWER ID */
+
+/* Slave 3 (i2c address 0x4b) */
#define TWL4030_MODULE_BACKUP 0x10
#define TWL4030_MODULE_INT 0x11
#define TWL4030_MODULE_PM_MASTER 0x12
#define TWL4030_MODULE_RTC 0x14
#define TWL4030_MODULE_SECURED_REG 0x15
+/*
+ * Read and write single 8-bit registers
+ */
+int twl4030_i2c_write_u8(u8 mod_no, u8 val, u8 reg);
+int twl4030_i2c_read_u8(u8 mod_no, u8 *val, u8 reg);
+
+/*
+ * Read and write several 8-bit registers at once.
+ *
+ * IMPORTANT: For twl4030_i2c_write(), allocate num_bytes + 1
+ * for the value, and populate your data starting at offset 1.
+ */
+int twl4030_i2c_write(u8 mod_no, u8 *value, u8 reg, u8 num_bytes);
+int twl4030_i2c_read(u8 mod_no, u8 *value, u8 reg, u8 num_bytes);
+
+/*----------------------------------------------------------------------*/
+
+/*
+ * NOTE: at up to 1024 registers, this is a big chip.
+ *
+ * Avoid putting register declarations in this file, instead of into
+ * a driver-private file, unless some of the registers in a block
+ * need to be shared with other drivers. One example is blocks that
+ * have Secondary IRQ Handler (SIH) registers.
+ */
+
+#define TWL4030_SIH_CTRL_EXCLEN_MASK BIT(0)
+#define TWL4030_SIH_CTRL_PENDDIS_MASK BIT(1)
+#define TWL4030_SIH_CTRL_COR_MASK BIT(2)
+
+/*----------------------------------------------------------------------*/
+
+/*
+ * GPIO Block Register offsets (use TWL4030_MODULE_GPIO)
+ */
+
+#define REG_GPIODATAIN1 0x0
+#define REG_GPIODATAIN2 0x1
+#define REG_GPIODATAIN3 0x2
+#define REG_GPIODATADIR1 0x3
+#define REG_GPIODATADIR2 0x4
+#define REG_GPIODATADIR3 0x5
+#define REG_GPIODATAOUT1 0x6
+#define REG_GPIODATAOUT2 0x7
+#define REG_GPIODATAOUT3 0x8
+#define REG_CLEARGPIODATAOUT1 0x9
+#define REG_CLEARGPIODATAOUT2 0xA
+#define REG_CLEARGPIODATAOUT3 0xB
+#define REG_SETGPIODATAOUT1 0xC
+#define REG_SETGPIODATAOUT2 0xD
+#define REG_SETGPIODATAOUT3 0xE
+#define REG_GPIO_DEBEN1 0xF
+#define REG_GPIO_DEBEN2 0x10
+#define REG_GPIO_DEBEN3 0x11
+#define REG_GPIO_CTRL 0x12
+#define REG_GPIOPUPDCTR1 0x13
+#define REG_GPIOPUPDCTR2 0x14
+#define REG_GPIOPUPDCTR3 0x15
+#define REG_GPIOPUPDCTR4 0x16
+#define REG_GPIOPUPDCTR5 0x17
+#define REG_GPIO_ISR1A 0x19
+#define REG_GPIO_ISR2A 0x1A
+#define REG_GPIO_ISR3A 0x1B
+#define REG_GPIO_IMR1A 0x1C
+#define REG_GPIO_IMR2A 0x1D
+#define REG_GPIO_IMR3A 0x1E
+#define REG_GPIO_ISR1B 0x1F
+#define REG_GPIO_ISR2B 0x20
+#define REG_GPIO_ISR3B 0x21
+#define REG_GPIO_IMR1B 0x22
+#define REG_GPIO_IMR2B 0x23
+#define REG_GPIO_IMR3B 0x24
+#define REG_GPIO_EDR1 0x28
+#define REG_GPIO_EDR2 0x29
+#define REG_GPIO_EDR3 0x2A
+#define REG_GPIO_EDR4 0x2B
+#define REG_GPIO_EDR5 0x2C
+#define REG_GPIO_SIH_CTRL 0x2D
+
+/* Up to 18 signals are available as GPIOs, when their
+ * pins are not assigned to another use (such as ULPI/USB).
+ */
+#define TWL4030_GPIO_MAX 18
+
+/*----------------------------------------------------------------------*/
+
+/*
+ * Keypad register offsets (use TWL4030_MODULE_KEYPAD)
+ * ... SIH/interrupt only
+ */
+
+#define TWL4030_KEYPAD_KEYP_ISR1 0x11
+#define TWL4030_KEYPAD_KEYP_IMR1 0x12
+#define TWL4030_KEYPAD_KEYP_ISR2 0x13
+#define TWL4030_KEYPAD_KEYP_IMR2 0x14
+#define TWL4030_KEYPAD_KEYP_SIR 0x15 /* test register */
+#define TWL4030_KEYPAD_KEYP_EDR 0x16
+#define TWL4030_KEYPAD_KEYP_SIH_CTRL 0x17
+
+/*----------------------------------------------------------------------*/
+
+/*
+ * Multichannel ADC register offsets (use TWL4030_MODULE_MADC)
+ * ... SIH/interrupt only
+ */
+
+#define TWL4030_MADC_ISR1 0x61
+#define TWL4030_MADC_IMR1 0x62
+#define TWL4030_MADC_ISR2 0x63
+#define TWL4030_MADC_IMR2 0x64
+#define TWL4030_MADC_SIR 0x65 /* test register */
+#define TWL4030_MADC_EDR 0x66
+#define TWL4030_MADC_SIH_CTRL 0x67
+
+/*----------------------------------------------------------------------*/
+
+/*
+ * Battery charger register offsets (use TWL4030_MODULE_INTERRUPTS)
+ */
+
+#define TWL4030_INTERRUPTS_BCIISR1A 0x0
+#define TWL4030_INTERRUPTS_BCIISR2A 0x1
+#define TWL4030_INTERRUPTS_BCIIMR1A 0x2
+#define TWL4030_INTERRUPTS_BCIIMR2A 0x3
+#define TWL4030_INTERRUPTS_BCIISR1B 0x4
+#define TWL4030_INTERRUPTS_BCIISR2B 0x5
+#define TWL4030_INTERRUPTS_BCIIMR1B 0x6
+#define TWL4030_INTERRUPTS_BCIIMR2B 0x7
+#define TWL4030_INTERRUPTS_BCISIR1 0x8 /* test register */
+#define TWL4030_INTERRUPTS_BCISIR2 0x9 /* test register */
+#define TWL4030_INTERRUPTS_BCIEDR1 0xa
+#define TWL4030_INTERRUPTS_BCIEDR2 0xb
+#define TWL4030_INTERRUPTS_BCIEDR3 0xc
+#define TWL4030_INTERRUPTS_BCISIHCTRL 0xd
+
+/*----------------------------------------------------------------------*/
+
+/*
+ * Power Interrupt block register offsets (use TWL4030_MODULE_INT)
+ */
+
+#define TWL4030_INT_PWR_ISR1 0x0
+#define TWL4030_INT_PWR_IMR1 0x1
+#define TWL4030_INT_PWR_ISR2 0x2
+#define TWL4030_INT_PWR_IMR2 0x3
+#define TWL4030_INT_PWR_SIR 0x4 /* test register */
+#define TWL4030_INT_PWR_EDR1 0x5
+#define TWL4030_INT_PWR_EDR2 0x6
+#define TWL4030_INT_PWR_SIH_CTRL 0x7
+
+/*----------------------------------------------------------------------*/
+
+struct twl4030_bci_platform_data {
+ int *battery_tmp_tbl;
+ unsigned int tblsize;
+};
+
+/* TWL4030_GPIO_MAX (18) GPIOs, with interrupts */
+struct twl4030_gpio_platform_data {
+ int gpio_base;
+ unsigned irq_base, irq_end;
+
+ /* For gpio-N, bit (1 << N) in "pullups" is set if that pullup
+ * should be enabled. Else, if that bit is set in "pulldowns",
+ * that pulldown is enabled. Don't waste power by letting any
+ * digital inputs float...
+ */
+ u32 pullups;
+ u32 pulldowns;
+
+ int (*setup)(struct device *dev,
+ unsigned gpio, unsigned ngpio);
+ int (*teardown)(struct device *dev,
+ unsigned gpio, unsigned ngpio);
+};
+
+struct twl4030_madc_platform_data {
+ int irq_line;
+};
+
+struct twl4030_keypad_data {
+ int rows;
+ int cols;
+ int *keymap;
+ int irq;
+ unsigned int keymapsize;
+ unsigned int rep:1;
+};
+
+enum twl4030_usb_mode {
+ T2_USB_MODE_ULPI = 1,
+ T2_USB_MODE_CEA2011_3PIN = 2,
+};
+
+struct twl4030_usb_data {
+ enum twl4030_usb_mode usb_mode;
+};
+
+struct twl4030_platform_data {
+ unsigned irq_base, irq_end;
+ struct twl4030_bci_platform_data *bci;
+ struct twl4030_gpio_platform_data *gpio;
+ struct twl4030_madc_platform_data *madc;
+ struct twl4030_keypad_data *keypad;
+ struct twl4030_usb_data *usb;
+
+ /* REVISIT more to come ... _nothing_ should be hard-wired */
+};
+
+/*----------------------------------------------------------------------*/
+
+int twl4030_sih_setup(int module);
+
+/*
+ * FIXME completely stop using TWL4030_IRQ_BASE ... instead, pass the
+ * IRQ data to subsidiary devices using platform device resources.
+ */
+
/* IRQ information-need base */
#include <mach/irqs.h>
/* TWL4030 interrupts */
-#define TWL4030_MODIRQ_GPIO (TWL4030_IRQ_BASE + 0)
+/* #define TWL4030_MODIRQ_GPIO (TWL4030_IRQ_BASE + 0) */
#define TWL4030_MODIRQ_KEYPAD (TWL4030_IRQ_BASE + 1)
#define TWL4030_MODIRQ_BCI (TWL4030_IRQ_BASE + 2)
#define TWL4030_MODIRQ_MADC (TWL4030_IRQ_BASE + 3)
-#define TWL4030_MODIRQ_USB (TWL4030_IRQ_BASE + 4)
+/* #define TWL4030_MODIRQ_USB (TWL4030_IRQ_BASE + 4) */
#define TWL4030_MODIRQ_PWR (TWL4030_IRQ_BASE + 5)
#define TWL4030_PWRIRQ_PWRBTN (TWL4030_PWR_IRQ_BASE + 0)
/* TWL4030 GPIO interrupt definitions */
-#define TWL4030_GPIO_MIN 0
-#define TWL4030_GPIO_MAX 18
-#define TWL4030_GPIO_MAX_CD 2
#define TWL4030_GPIO_IRQ_NO(n) (TWL4030_GPIO_IRQ_BASE + (n))
-#define TWL4030_GPIO_IS_INPUT 1
-#define TWL4030_GPIO_IS_OUTPUT 0
#define TWL4030_GPIO_IS_ENABLE 1
-#define TWL4030_GPIO_IS_DISABLE 0
-#define TWL4030_GPIO_PULL_UP 0
-#define TWL4030_GPIO_PULL_DOWN 1
-#define TWL4030_GPIO_PULL_NONE 2
-#define TWL4030_GPIO_EDGE_NONE 0
-#define TWL4030_GPIO_EDGE_RISING 1
-#define TWL4030_GPIO_EDGE_FALLING 2
-
-/* Functions to read and write from TWL4030 */
-
-/*
- * IMP NOTE:
- * The base address of the module will be added by the triton driver
- * It is the caller's responsibility to ensure sane values
- */
-int twl4030_i2c_write_u8(u8 mod_no, u8 val, u8 reg);
-int twl4030_i2c_read_u8(u8 mod_no, u8 *val, u8 reg);
-
- /*
- * i2c_write: IMPORTANT - Allocate value num_bytes+1 and valid data starts at
- * Offset 1.
- */
-int twl4030_i2c_write(u8 mod_no, u8 *value, u8 reg, u8 num_bytes);
-int twl4030_i2c_read(u8 mod_no, u8 *value, u8 reg, u8 num_bytes);
/*
* Exported TWL4030 GPIO APIs
+ *
+ * WARNING -- use standard GPIO and IRQ calls instead; these will vanish.
*/
int twl4030_get_gpio_datain(int gpio);
int twl4030_request_gpio(int gpio);
-int twl4030_set_gpio_edge_ctrl(int gpio, int edge);
int twl4030_set_gpio_debounce(int gpio, int enable);
int twl4030_free_gpio(int gpio);