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author | Marian Balakowicz <m8@semihalf.com> | 2008-02-21 17:18:01 +0100 |
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committer | Marian Balakowicz <m8@semihalf.com> | 2008-02-21 17:18:01 +0100 |
commit | 20c93959330aba8b5bbdbfde1ef319e99eba235d (patch) | |
tree | ef82297e3aeb904f94584e6d136fac55ec32c317 /cpu/bf537/i2c.c | |
parent | 5cf746c303710329f8040d9c62ee354313e3e91f (diff) | |
parent | 928d1d77f8623c120d8763e20e1ca58df9c5c4c6 (diff) | |
download | u-boot-imx-20c93959330aba8b5bbdbfde1ef319e99eba235d.zip u-boot-imx-20c93959330aba8b5bbdbfde1ef319e99eba235d.tar.gz u-boot-imx-20c93959330aba8b5bbdbfde1ef319e99eba235d.tar.bz2 |
Merge branch 'master' of /home/git/u-boot
Diffstat (limited to 'cpu/bf537/i2c.c')
-rw-r--r-- | cpu/bf537/i2c.c | 45 |
1 files changed, 1 insertions, 44 deletions
diff --git a/cpu/bf537/i2c.c b/cpu/bf537/i2c.c index 0daba63..ab7dd38 100644 --- a/cpu/bf537/i2c.c +++ b/cpu/bf537/i2c.c @@ -21,53 +21,10 @@ #include <asm/blackfin.h> #include <i2c.h> #include <asm/io.h> +#include <asm/mach-common/bits/twi.h> DECLARE_GLOBAL_DATA_PTR; -#define bfin_read16(addr) ({ unsigned __v; \ - __asm__ __volatile__ (\ - "%0 = w[%1] (z);\n\t"\ - : "=d"(__v) : "a"(addr)); (unsigned short)__v; }) - -#define bfin_write16(addr,val) ({\ - __asm__ __volatile__ (\ - "w[%0] = %1;\n\t"\ - : : "a"(addr) , "d"(val) : "memory");}) - -/* Two-Wire Interface (0xFFC01400 - 0xFFC014FF) */ -#define bfin_read_TWI_CLKDIV() bfin_read16(TWI_CLKDIV) -#define bfin_write_TWI_CLKDIV(val) bfin_write16(TWI_CLKDIV,val) -#define bfin_read_TWI_CONTROL() bfin_read16(TWI_CONTROL) -#define bfin_write_TWI_CONTROL(val) bfin_write16(TWI_CONTROL,val) -#define bfin_read_TWI_SLAVE_CTL() bfin_read16(TWI_SLAVE_CTL) -#define bfin_write_TWI_SLAVE_CTL(val) bfin_write16(TWI_SLAVE_CTL,val) -#define bfin_read_TWI_SLAVE_STAT() bfin_read16(TWI_SLAVE_STAT) -#define bfin_write_TWI_SLAVE_STAT(val) bfin_write16(TWI_SLAVE_STAT,val) -#define bfin_read_TWI_SLAVE_ADDR() bfin_read16(TWI_SLAVE_ADDR) -#define bfin_write_TWI_SLAVE_ADDR(val) bfin_write16(TWI_SLAVE_ADDR,val) -#define bfin_read_TWI_MASTER_CTL() bfin_read16(TWI_MASTER_CTL) -#define bfin_write_TWI_MASTER_CTL(val) bfin_write16(TWI_MASTER_CTL,val) -#define bfin_read_TWI_MASTER_STAT() bfin_read16(TWI_MASTER_STAT) -#define bfin_write_TWI_MASTER_STAT(val) bfin_write16(TWI_MASTER_STAT,val) -#define bfin_read_TWI_MASTER_ADDR() bfin_read16(TWI_MASTER_ADDR) -#define bfin_write_TWI_MASTER_ADDR(val) bfin_write16(TWI_MASTER_ADDR,val) -#define bfin_read_TWI_INT_STAT() bfin_read16(TWI_INT_STAT) -#define bfin_write_TWI_INT_STAT(val) bfin_write16(TWI_INT_STAT,val) -#define bfin_read_TWI_INT_MASK() bfin_read16(TWI_INT_MASK) -#define bfin_write_TWI_INT_MASK(val) bfin_write16(TWI_INT_MASK,val) -#define bfin_read_TWI_FIFO_CTL() bfin_read16(TWI_FIFO_CTL) -#define bfin_write_TWI_FIFO_CTL(val) bfin_write16(TWI_FIFO_CTL,val) -#define bfin_read_TWI_FIFO_STAT() bfin_read16(TWI_FIFO_STAT) -#define bfin_write_TWI_FIFO_STAT(val) bfin_write16(TWI_FIFO_STAT,val) -#define bfin_read_TWI_XMT_DATA8() bfin_read16(TWI_XMT_DATA8) -#define bfin_write_TWI_XMT_DATA8(val) bfin_write16(TWI_XMT_DATA8,val) -#define bfin_read_TWI_XMT_DATA16() bfin_read16(TWI_XMT_DATA16) -#define bfin_write_TWI_XMT_DATA16(val) bfin_write16(TWI_XMT_DATA16,val) -#define bfin_read_TWI_RCV_DATA8() bfin_read16(TWI_RCV_DATA8) -#define bfin_write_TWI_RCV_DATA8(val) bfin_write16(TWI_RCV_DATA8,val) -#define bfin_read_TWI_RCV_DATA16() bfin_read16(TWI_RCV_DATA16) -#define bfin_write_TWI_RCV_DATA16(val) bfin_write16(TWI_RCV_DATA16,val) - #ifdef DEBUG_I2C #define PRINTD(fmt,args...) do { \ if (gd->have_console) \ |