aboutsummaryrefslogtreecommitdiff
path: root/board/tqc
diff options
context:
space:
mode:
authorMarkus Niebel <Markus.Niebel@tq-group.com>2017-02-03 16:24:59 +0100
committerStefano Babic <sbabic@denx.de>2017-03-17 09:27:08 +0100
commit03cfff0e48495a7904c005aae67ccd38b7f92512 (patch)
tree4cf6ba8923d3ab83aac9ec4ac784539ed88191e2 /board/tqc
parentd7d8e8e4133d1124acb1b2b1d35f5c53f21a1046 (diff)
downloadu-boot-03cfff0e48495a7904c005aae67ccd38b7f92512.zip
u-boot-03cfff0e48495a7904c005aae67ccd38b7f92512.tar.gz
u-boot-03cfff0e48495a7904c005aae67ccd38b7f92512.tar.bz2
imx6: tqma6: use lower driver stength for I2C pins
The current driver stength is too high, leading to spec violations on the falling edge. Fix it with values from HW Signed-off-by: Markus Niebel <Markus.Niebel@tq-group.com>
Diffstat (limited to 'board/tqc')
-rw-r--r--board/tqc/tqma6/tqma6.c2
-rw-r--r--board/tqc/tqma6/tqma6_mba6.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/board/tqc/tqma6/tqma6.c b/board/tqc/tqma6/tqma6.c
index 59b4a6c..49917c1 100644
--- a/board/tqc/tqma6/tqma6.c
+++ b/board/tqc/tqma6/tqma6.c
@@ -47,7 +47,7 @@ DECLARE_GLOBAL_DATA_PTR;
PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
- PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
+ PAD_CTL_DSE_80ohm | PAD_CTL_HYS | \
PAD_CTL_ODE | PAD_CTL_SRE_FAST)
int dram_init(void)
diff --git a/board/tqc/tqma6/tqma6_mba6.c b/board/tqc/tqma6/tqma6_mba6.c
index 4db1a0b..af92967 100644
--- a/board/tqc/tqma6/tqma6_mba6.c
+++ b/board/tqc/tqma6/tqma6_mba6.c
@@ -51,7 +51,7 @@ DECLARE_GLOBAL_DATA_PTR;
PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
- PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
+ PAD_CTL_DSE_80ohm | PAD_CTL_HYS | \
PAD_CTL_ODE | PAD_CTL_SRE_FAST)
#if defined(CONFIG_MX6Q)