aboutsummaryrefslogtreecommitdiff
path: root/hw
diff options
context:
space:
mode:
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2017-04-24 14:45:43 +1000
committerStewart Smith <stewart@linux.vnet.ibm.com>2017-04-28 15:11:15 +1000
commit53d818548ed991725863f44506121f391d6e91bf (patch)
treeaf6ac12a502b7de1e3e6b698a38e888b8c28462b /hw
parent6d23358c4015befe6d35254e7f29f6c4e5161f82 (diff)
downloadskiboot-53d818548ed991725863f44506121f391d6e91bf.zip
skiboot-53d818548ed991725863f44506121f391d6e91bf.tar.gz
skiboot-53d818548ed991725863f44506121f391d6e91bf.tar.bz2
i2c: Remove old hack for bad clock frequency
This hack dates back to ancient P8 hostboots. The value it would use if it detected the "bad" value was incorrect anyway. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Tested-by: Oliver O'Halloran <oohall@gmail.com> Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
Diffstat (limited to 'hw')
-rw-r--r--hw/p8-i2c.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/hw/p8-i2c.c b/hw/p8-i2c.c
index bfbc31d..c201ad2 100644
--- a/hw/p8-i2c.c
+++ b/hw/p8-i2c.c
@@ -1446,12 +1446,6 @@ static void p8_i2c_init_one(struct dt_node *i2cm, enum p8_i2c_master_type type)
/* Local bus speed in Hz */
lb_freq = dt_prop_get_u32(i2cm, "clock-frequency");
- /* XXX HACK for bad HB value */
- if (lb_freq == 600000000) {
- prlog(PR_ERR, "I2C: Fixing up HB bad clock freq !\n");
- lb_freq = 50000000;
- }
-
/* Initialise the i2c master structure */
master->state = state_idle;
master->chip_id = dt_get_chip_id(i2cm);