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authorTimur Tabi <timur@freescale.com>2008-12-03 11:28:30 -0600
committerWolfgang Denk <wd@denx.de>2008-12-15 23:46:21 +0100
commitecf5f077c8e77454f532eaac3e3afb7cfc48c62d (patch)
tree31ff670aa674bc9e44c6dd4baeea0ad5a4855fe5 /cpu/mpc8xx/i2c.c
parente39cd81c44740d7355d277ed3d38536cbe1e003d (diff)
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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/i2c.c')
-rw-r--r--cpu/mpc8xx/i2c.c33
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 */