[PATCH] pico-imx6ul: Fix Quick Start Guide URL

[Fabio Estevam]

The current URL for the pico imx6ul board is not valid anymore. Change
to a different URL that works.

Signed-off-by: Fabio Estevam <festevam at gmail.com>
---
 board/technexion/pico-imx6ul/README | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/board/technexion/pico-imx6ul/README b/board/technexion/pico-imx6ul/README
index 40d4344142..e58640c55e 100644
--- a/board/technexion/pico-imx6ul/README
+++ b/board/technexion/pico-imx6ul/README
@@ -22,8 +22,8 @@ If the eMMC has already a U-Boot flashed with DFU support then
 the user can go to step 2 below in order to update U-Boot.
 
 Put pico board in USB download mode (refer to the document
-http://www.wandboard.org/images/hobbit/hobbitboard-imx6ul-reva1.pdf
-page 15).
+https://www.nxp.com/files-static/32bit/doc/quick_start_guide/PICO-IMX6UL-QSG.pdf
+Figure 6a at page 7).
 
 Connect a USB to serial adapter between the host PC and pico.
 
-- 
2.17.1