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authorwdenk <wdenk>2005-04-07 22:36:40 +0000
committerwdenk <wdenk>2005-04-07 22:36:40 +0000
commitb77fad3b25402559247faac95bc23bd2981f0d11 (patch)
tree89c38479fc5890b76a73e943f77430491e864253 /cpu
parent7ec25502382e6097f0d8d31a3105acc3b159b0d6 (diff)
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* Patch by Steven Scholz, 07 Apr 2005:
Add i2c_reg_write() and i2c_reg_write() for at91rm9200 I2C * Patch by Steven Scholz, 07 Apr 2005: Fix compiler warning in altera.c * Patch by Ladislav Michl, 06 Apr 2005: Fix voiceblue configuration.
Diffstat (limited to 'cpu')
-rw-r--r--cpu/arm920t/at91rm9200/i2c.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/cpu/arm920t/at91rm9200/i2c.c b/cpu/arm920t/at91rm9200/i2c.c
index 433dd32..2743275 100644
--- a/cpu/arm920t/at91rm9200/i2c.c
+++ b/cpu/arm920t/at91rm9200/i2c.c
@@ -189,4 +189,19 @@ i2c_init(int speed, int slaveaddr)
debug ("Found AT91 i2c\n");
return;
}
+
+uchar i2c_reg_read(uchar i2c_addr, uchar reg)
+{
+ char buf;
+
+ i2c_read(i2c_addr, reg, 1, &buf, 1);
+
+ return(buf);
+}
+
+void i2c_reg_write(uchar i2c_addr, uchar reg, uchar val)
+{
+ i2c_write(i2c_addr, reg, 1, &val, 1);
+}
+
#endif /* CONFIG_HARD_I2C */