diff options
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-mpc.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c index 950a9d74f54d..6ad87555f71e 100644 --- a/drivers/i2c/busses/i2c-mpc.c +++ b/drivers/i2c/busses/i2c-mpc.c @@ -382,18 +382,18 @@ static int mpc_i2c_get_fdr_8xxx(struct device_node *node, u32 clock, u32 divider; int i; - if (clock == MPC_I2C_CLOCK_LEGACY) { - /* see below - default fdr = 0x1031 -> div = 16 * 3072 */ - *real_clk = fsl_get_sys_freq() / prescaler / (16 * 3072); - return -EINVAL; - } - /* Determine proper divider value */ if (of_device_is_compatible(node, "fsl,mpc8544-i2c")) prescaler = mpc_i2c_get_sec_cfg_8xxx() ? 3 : 2; if (!prescaler) prescaler = mpc_i2c_get_prescaler_8xxx(); + if (clock == MPC_I2C_CLOCK_LEGACY) { + /* see below - default fdr = 0x1031 -> div = 16 * 3072 */ + *real_clk = fsl_get_sys_freq() / prescaler / (16 * 3072); + return -EINVAL; + } + divider = fsl_get_sys_freq() / clock / prescaler; pr_debug("I2C: src_clock=%d clock=%d divider=%d\n", |