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| author | Markus Niebel <Markus.Niebel@tq-group.com> | 2017-02-03 16:24:59 +0100 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2017-03-17 09:27:08 +0100 |
| commit | 03cfff0e48495a7904c005aae67ccd38b7f92512 (patch) | |
| tree | 4cf6ba8923d3ab83aac9ec4ac784539ed88191e2 /board/tqc | |
| parent | d7d8e8e4133d1124acb1b2b1d35f5c53f21a1046 (diff) | |
| download | u-boot-03cfff0e48495a7904c005aae67ccd38b7f92512.tar.gz u-boot-03cfff0e48495a7904c005aae67ccd38b7f92512.tar.bz2 u-boot-03cfff0e48495a7904c005aae67ccd38b7f92512.zip | |
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.c | 2 | ||||
| -rw-r--r-- | board/tqc/tqma6/tqma6_mba6.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/board/tqc/tqma6/tqma6.c b/board/tqc/tqma6/tqma6.c index 59b4a6c2ee..49917c1d64 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 4db1a0bb7d..af92967392 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) |