diff options
Diffstat (limited to 'roms/u-boot/arch/arm/include/asm/arch-am33xx/i2c.h')
-rw-r--r-- | roms/u-boot/arch/arm/include/asm/arch-am33xx/i2c.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/include/asm/arch-am33xx/i2c.h b/roms/u-boot/arch/arm/include/asm/arch-am33xx/i2c.h new file mode 100644 index 00000000..8642c8f8 --- /dev/null +++ b/roms/u-boot/arch/arm/include/asm/arch-am33xx/i2c.h @@ -0,0 +1,65 @@ +/* + * (C) Copyright 2012 + * Texas Instruments, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef _I2C_AM33XX_H_ +#define _I2C_AM33XX_H_ + +#define I2C_BASE1 0x44E0B000 +#define I2C_BASE2 0x4802A000 +#define I2C_BASE3 0x4819C000 +#define I2C_BUS_MAX 3 + +#define I2C_DEFAULT_BASE I2C_BASE1 + +struct i2c { + unsigned short revnb_lo; /* 0x00 */ + unsigned short res1; + unsigned short revnb_hi; /* 0x04 */ + unsigned short res2[5]; + unsigned short sysc; /* 0x10 */ + unsigned short res3[9]; + unsigned short irqstatus_raw; /* 0x24 */ + unsigned short res4; + unsigned short stat; /* 0x28 */ + unsigned short res5; + unsigned short ie; /* 0x2C */ + unsigned short res6; + unsigned short irqenable_clr; /* 0x30 */ + unsigned short res7; + unsigned short iv; /* 0x34 */ + unsigned short res8[45]; + unsigned short syss; /* 0x90 */ + unsigned short res9; + unsigned short buf; /* 0x94 */ + unsigned short res10; + unsigned short cnt; /* 0x98 */ + unsigned short res11; + unsigned short data; /* 0x9C */ + unsigned short res13; + unsigned short res14; /* 0xA0 */ + unsigned short res15; + unsigned short con; /* 0xA4 */ + unsigned short res16; + unsigned short oa; /* 0xA8 */ + unsigned short res17; + unsigned short sa; /* 0xAC */ + unsigned short res18; + unsigned short psc; /* 0xB0 */ + unsigned short res19; + unsigned short scll; /* 0xB4 */ + unsigned short res20; + unsigned short sclh; /* 0xB8 */ + unsigned short res21; + unsigned short systest; /* 0xBC */ + unsigned short res22; + unsigned short bufstat; /* 0xC0 */ + unsigned short res23; +}; + +#define I2C_IP_CLK 48000000 +#define I2C_INTERNAL_SAMPLING_CLK 12000000 + +#endif /* _I2C_AM33XX_H_ */ |