summaryrefslogtreecommitdiffstats
path: root/board
diff options
context:
space:
mode:
authorPeng Fan <van.freenix@gmail.com>2016-06-15 14:18:39 +0800
committerStefano Babic <sbabic@denx.de>2016-06-18 10:29:18 +0200
commit0d7cdc2abfc34125f0bc85f864d285f06675290a (patch)
treed21aed7f16ec462bb38d5aaafc7d420051143a59 /board
parent288683280f18b267615d9afa86e1378727fe3405 (diff)
downloadtalos-obmc-uboot-0d7cdc2abfc34125f0bc85f864d285f06675290a.tar.gz
talos-obmc-uboot-0d7cdc2abfc34125f0bc85f864d285f06675290a.zip
imx: mx6ulevk: change QSPI PAD DSE to 120ohm
The current pad DSE for QSPI is 60ohm. This setting cause too strong drive to clock and data signals. Need to change the DSE to 120ohm for better signal quality. Signed-off-by: Peng Fan <peng.fan@nxp.com> Cc: Stefano Babic <sbabic@denx.de> Cc: Fabio Estevam <fabio.estevam@nxp.com> Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Diffstat (limited to 'board')
-rw-r--r--board/freescale/mx6ul_14x14_evk/mx6ul_14x14_evk.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/board/freescale/mx6ul_14x14_evk/mx6ul_14x14_evk.c b/board/freescale/mx6ul_14x14_evk/mx6ul_14x14_evk.c
index 112e6abce7..92c92117cd 100644
--- a/board/freescale/mx6ul_14x14_evk/mx6ul_14x14_evk.c
+++ b/board/freescale/mx6ul_14x14_evk/mx6ul_14x14_evk.c
@@ -303,7 +303,7 @@ static void setup_iomux_uart(void)
#define QSPI_PAD_CTRL1 \
(PAD_CTL_SRE_FAST | PAD_CTL_SPEED_MED | \
- PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_47K_UP | PAD_CTL_DSE_60ohm)
+ PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_47K_UP | PAD_CTL_DSE_120ohm)
static iomux_v3_cfg_t const quadspi_pads[] = {
MX6_PAD_NAND_WP_B__QSPI_A_SCLK | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
OpenPOWER on IntegriCloud