return speed;
}
-unsigned int get_i2c_clock(int bus)
+static unsigned int get_i2c_clock(int bus)
{
if (bus)
- return gd->i2c2_clk; /* I2C2 clock */
+ return gd->arch.i2c2_clk; /* I2C2 clock */
else
- return gd->i2c1_clk; /* I2C1 clock */
+ return gd->arch.i2c1_clk; /* I2C1 clock */
}
void
int i = -1; /* signal error */
u8 *a = (u8*)&addr;
- if (i2c_wait4bus() >= 0
+ if (i2c_wait4bus() < 0)
+ return -1;
+
+ if ((!length || alen > 0)
&& i2c_write_addr(dev, I2C_WRITE_BIT, 0) != 0
&& __i2c_write(&a[4 - alen], alen) == alen)
i = 0; /* No error so far */
- if (length
- && i2c_write_addr(dev, I2C_READ_BIT, 1) != 0)
+ if (length &&
+ i2c_write_addr(dev, I2C_READ_BIT, alen ? 1 : 0) != 0)
i = __i2c_read(data, length);
writeb(I2C_CR_MEN, &i2c_dev[i2c_bus_num]->cr);
int i2c_set_bus_speed(unsigned int speed)
{
- unsigned int i2c_clk = (i2c_bus_num == 1) ? gd->i2c2_clk : gd->i2c1_clk;
+ unsigned int i2c_clk = (i2c_bus_num == 1)
+ ? gd->arch.i2c2_clk : gd->arch.i2c1_clk;
writeb(0, &i2c_dev[i2c_bus_num]->cr); /* stop controller */
i2c_bus_speed[i2c_bus_num] =