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| author | Timur Tabi <timur@freescale.com> | 2008-12-03 11:28:30 -0600 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2008-12-15 23:46:21 +0100 |
| commit | ecf5f077c8e77454f532eaac3e3afb7cfc48c62d (patch) | |
| tree | 31ff670aa674bc9e44c6dd4baeea0ad5a4855fe5 /cpu/mpc8xx | |
| parent | e39cd81c44740d7355d277ed3d38536cbe1e003d (diff) | |
| download | u-boot-imx-ecf5f077c8e77454f532eaac3e3afb7cfc48c62d.zip u-boot-imx-ecf5f077c8e77454f532eaac3e3afb7cfc48c62d.tar.gz u-boot-imx-ecf5f077c8e77454f532eaac3e3afb7cfc48c62d.tar.bz2 | |
i2c: merge all i2c_reg_read() and i2c_reg_write() into inline functions
All implementations of the functions i2c_reg_read() and
i2c_reg_write() are identical. We can save space and simplify the
code by converting these functions into inlines and putting them in
i2c.h.
Signed-off-by: Timur Tabi <timur@freescale.com>
Acked-By: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'cpu/mpc8xx')
| -rw-r--r-- | cpu/mpc8xx/i2c.c | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/cpu/mpc8xx/i2c.c b/cpu/mpc8xx/i2c.c index 29c7c71..338caba 100644 --- a/cpu/mpc8xx/i2c.c +++ b/cpu/mpc8xx/i2c.c @@ -42,19 +42,6 @@ DECLARE_GLOBAL_DATA_PTR; /* define to enable debug messages */ #undef DEBUG_I2C -/*----------------------------------------------------------------------- - * Set default values - */ -#ifndef CONFIG_SYS_I2C_SPEED -#define CONFIG_SYS_I2C_SPEED 50000 -#endif - -#ifndef CONFIG_SYS_I2C_SLAVE -#define CONFIG_SYS_I2C_SLAVE 0xFE -#endif -/*----------------------------------------------------------------------- - */ - /* tx/rx timeout (we need the i2c early, so we don't use get_timer()) */ #define TOUT_LOOP 1000000 @@ -717,24 +704,4 @@ int i2c_write(uchar chip, uint addr, int alen, uchar *buffer, int len) return 0; } -uchar -i2c_reg_read(uchar i2c_addr, uchar reg) -{ - uchar buf; - - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); - - i2c_read(i2c_addr, reg, 1, &buf, 1); - - return (buf); -} - -void -i2c_reg_write(uchar i2c_addr, uchar reg, uchar val) -{ - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); - - i2c_write(i2c_addr, reg, 1, &val, 1); -} - #endif /* CONFIG_HARD_I2C */ |