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rk3188 ds1006h: add akm8963

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This commit is contained in:
cdy 2013-01-29 15:26:26 +08:00 committed by wuhao
parent 38abf57a8d
commit 6fe30df1fe
6 changed files with 1601 additions and 0 deletions
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22
arch/arm/mach-rk3188/board-rk3188-ds1006h.c
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@ -253,6 +253,17 @@ static struct sensor_platform_data lis3dh_info = {
.orientation = {-1, 0, 0, 0, 0, -1, 0, 1, 0},
};
#endif
#if (defined(CONFIG_SENSORS_AK8963) || defined(CONFIG_SENSORS_AK8963_MODULE))
static struct akm8963_platform_data akm_platform_data_8963 = {
.gpio_DRDY = RK30_PIN3_PD7,
.gpio_RST = 0,
.layout = 3,
.outbit = 1,
};
#endif
#if defined (CONFIG_COMPASS_AK8975)
static struct sensor_platform_data akm8975_info =
{
@ -1151,6 +1162,17 @@ static struct i2c_board_info __initdata i2c0_info[] = {
.platform_data = &lis3dh_info,
},
#endif
#if defined (CONFIG_SENSORS_AK8963)
{
.type = "akm8963",
.addr = 0x0d,
.flags = I2C_CLIENT_WAKE,
.irq = RK30_PIN3_PD7,
.platform_data = &akm_platform_data_8963,
},
#endif
#if defined (CONFIG_COMPASS_AK8975)
{
.type = "ak8975",

8
arch/arm/plat-rk/include/plat/board.h
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@ -18,6 +18,14 @@ enum {
I2C_SCL_LOW,
BOTH_LOW,
};
struct akm8963_platform_data {
int gpio_DRDY;
int gpio_RST;
char layout;
char outbit;
};
struct rk30_i2c_platform_data {
char *name;
int bus_num;

9
drivers/misc/Kconfig
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@ -399,6 +399,15 @@ config SENSORS_AK8975
If you say yes here you get support for Asahi Kasei's
orientation sensor AK8975.
config SENSORS_AK8963
tristate "AK8963 compass support"
default n
depends on I2C
help
If you say yes here you get support for Asahi Kasei's
orientation sensor AK8963.
config EP93XX_PWM
tristate "EP93xx PWM support"
depends on ARCH_EP93XX

1
drivers/misc/Makefile
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@ -50,6 +50,7 @@ obj-y += carma/
obj-$(CONFIG_WL127X_RFKILL) += wl127x-rfkill.o
obj-$(CONFIG_APANIC) += apanic.o
obj-$(CONFIG_SENSORS_AK8975) += akm8975.o
obj-$(CONFIG_SENSORS_AK8963) += akm8963.o
obj-$(CONFIG_MTK23D) += mtk23d.o
obj-$(CONFIG_FM580X) += fm580x.o
obj-$(CONFIG_RK29_SUPPORT_MODEM) += rk29_modem/

1466
drivers/misc/akm8963.c Normal file
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File diff suppressed because it is too large Load Diff

95
include/linux/akm8963.h Normal file
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@ -0,0 +1,95 @@
/*
* Definitions for akm8963 compass chip.
*/
#ifndef AKM8963_H
#define AKM8963_H
#include <linux/ioctl.h>
#define AKM8963_I2C_NAME "akm8963"
#define SENSOR_DATA_SIZE 8
#define YPR_DATA_SIZE 12
#define RWBUF_SIZE 16
#define ACC_DATA_FLAG 0
#define MAG_DATA_FLAG 1
#define ORI_DATA_FLAG 2
#define AKM_NUM_SENSORS 3
#define ACC_DATA_READY (1<<(ACC_DATA_FLAG))
#define MAG_DATA_READY (1<<(MAG_DATA_FLAG))
#define ORI_DATA_READY (1<<(ORI_DATA_FLAG))
/*! \name AK8963 constant definition
\anchor AK8963_Def
Constant definitions of the AK8963.*/
#define AK8963_MEASUREMENT_TIME_US 10000
/*! \name AK8963 operation mode
\anchor AK8963_Mode
Defines an operation mode of the AK8963.*/
/*! @{*/
#define AK8963_MODE_SNG_MEASURE 0x01
#define AK8963_MODE_SELF_TEST 0x08
#define AK8963_MODE_FUSE_ACCESS 0x0F
#define AK8963_MODE_POWERDOWN 0x00
/*! @}*/
/*! \name AK8963 register address
\anchor AK8963_REG
Defines a register address of the AK8963.*/
/*! @{*/
#define AK8963_REG_WIA 0x00
#define AK8963_REG_INFO 0x01
#define AK8963_REG_ST1 0x02
#define AK8963_REG_HXL 0x03
#define AK8963_REG_HXH 0x04
#define AK8963_REG_HYL 0x05
#define AK8963_REG_HYH 0x06
#define AK8963_REG_HZL 0x07
#define AK8963_REG_HZH 0x08
#define AK8963_REG_ST2 0x09
#define AK8963_REG_CNTL1 0x0A
#define AK8963_REG_CNTL2 0x0B
#define AK8963_REG_ASTC 0x0C
#define AK8963_REG_TS1 0x0D
#define AK8963_REG_TS2 0x0E
#define AK8963_REG_I2CDIS 0x0F
/*! @}*/
/*! \name AK8963 fuse-rom address
\anchor AK8963_FUSE
Defines a read-only address of the fuse ROM of the AK8963.*/
/*! @{*/
#define AK8963_FUSE_ASAX 0x10
#define AK8963_FUSE_ASAY 0x11
#define AK8963_FUSE_ASAZ 0x12
/*! @}*/
#define AKMIO 0xA1
/* IOCTLs for AKM library */
#define ECS_IOCTL_READ _IOWR(AKMIO, 0x01, char*)
#define ECS_IOCTL_WRITE _IOW(AKMIO, 0x02, char*)
#define ECS_IOCTL_SET_MODE _IOW(AKMIO, 0x03, short)
#define ECS_IOCTL_GETDATA _IOR(AKMIO, 0x04, char[SENSOR_DATA_SIZE])
#define ECS_IOCTL_SET_YPR _IOW(AKMIO, 0x05, int[YPR_DATA_SIZE])
#define ECS_IOCTL_GET_OPEN_STATUS _IOR(AKMIO, 0x06, int)
#define ECS_IOCTL_GET_CLOSE_STATUS _IOR(AKMIO, 0x07, int)
#define ECS_IOCTL_GET_DELAY _IOR(AKMIO, 0x08, long long int[AKM_NUM_SENSORS])
#define ECS_IOCTL_GET_LAYOUT _IOR(AKMIO, 0x09, char)
#define ECS_IOCTL_GET_OUTBIT _IOR(AKMIO, 0x0B, char)
#define ECS_IOCTL_RESET _IO(AKMIO, 0x0C)
#define ECS_IOCTL_GET_ACCEL _IOR(AKMIO, 0x30, short[3])
struct akm8963_platform_data {
char layout;
char outbit;
int gpio_DRDY;
int gpio_RST;
};
#endif