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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2016-10-10 08:31:08 +0200 |
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| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2016-10-10 08:31:08 +0200 |
| commit | 64b164356a103b86a899aea297774998adfe62e9 (patch) | |
| tree | f991654a3672ebe88ada804d6fce87068764b9e2 /Documentation/boards/mvebu/Netgear-ReadyNAS-2120.rst | |
| parent | b85e0cba7db533ebc8e6753e09ed471ddebfe4d9 (diff) | |
| parent | d66e242213320a4fed9960eee0ecc870a9e4c616 (diff) | |
| download | barebox-64b164356a103b86a899aea297774998adfe62e9.tar.gz barebox-64b164356a103b86a899aea297774998adfe62e9.tar.xz | |
Merge branch 'for-next/mvebu'
Diffstat (limited to 'Documentation/boards/mvebu/Netgear-ReadyNAS-2120.rst')
| -rw-r--r-- | Documentation/boards/mvebu/Netgear-ReadyNAS-2120.rst | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/Documentation/boards/mvebu/Netgear-ReadyNAS-2120.rst b/Documentation/boards/mvebu/Netgear-ReadyNAS-2120.rst new file mode 100644 index 0000000000..5bee03af9d --- /dev/null +++ b/Documentation/boards/mvebu/Netgear-ReadyNAS-2120.rst @@ -0,0 +1,19 @@ +Netgear ReadyNAS 2120 +===================== + +This is a rack mountable 4 bay NAS using an Armada XP dual-core processor. + +UART booting +------------ + +The first UART hides behind a sticker on 4 pins. + +The machine seems to do two resets at power on which makes UART booting hard. A +trick to work around this is:: + + scripts/kwboot -d /dev/ttyUSB0; kwboot -b images/barebox-netgear-rn2120.img -t /dev/ttyUSB0 + +This way the first window in which the CPU accepts the magic string is taken by +the first invokation which blocks until the second reset happens. The second +window is then hit with the image to boot. This is not 100% reliable but works +most of the time. |