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author | Sascha Hauer <s.hauer@pengutronix.de> | 2021-03-23 12:15:22 +0100 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2021-03-23 12:15:22 +0100 |
commit | bb2873db3ef11e7b1299b1cca129f5d002e47f59 (patch) | |
tree | e53a1697f6ffb81d8f866ddadf3862ab0c04ceef /Documentation | |
parent | 31343957ea42a9340345c17288e56cfa07304bb8 (diff) | |
parent | 176bd2605edfd7d64370736abe8c44833068788b (diff) | |
download | barebox-bb2873db3ef11e7b1299b1cca129f5d002e47f59.tar.gz barebox-bb2873db3ef11e7b1299b1cca129f5d002e47f59.tar.xz |
Merge branch 'for-next/misc'
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/boards/stm32mp.rst | 35 |
1 files changed, 33 insertions, 2 deletions
diff --git a/Documentation/boards/stm32mp.rst b/Documentation/boards/stm32mp.rst index 87fff7d125..24b7a19ceb 100644 --- a/Documentation/boards/stm32mp.rst +++ b/Documentation/boards/stm32mp.rst @@ -32,6 +32,7 @@ The resulting images will be placed under ``images/``: barebox-stm32mp15xx-dkx.img # both DK1 and DK2 barebox-stm32mp157c-lxa-mc1.img barebox-stm32mp157c-seeed-odyssey.img + barebox-stm32mp15x-ev1.img # stm32mp157c-ev1 and friends Flashing barebox @@ -94,8 +95,38 @@ acknowledge. Boot source selection --------------------- -The STM32MP BootROM samples three boot pins at reset. Usually BOOT1 is -pulled down and BOOT0 and BOOT2 are connected to a 2P DIP switch:: +The STM32MP BootROM samples three boot pins at reset. On official +eval kit, they are either connected to a 3P DIP switch or 2P (with +BOOT1 pulled down). + +EV-1 +^^^^ +SW1 on the DK boards sets boot mode as follows:: + + +-------+ + | --- | + BOOT2 | O-- | + BOOT1 | O --O | + BOOT0 | N O-- | <---- SD-Card + +-------+ + + +-------+ + | --- | + BOOT2 | --O | + BOOT1 | O O-- | + BOOT0 | N --O | <---- eMMC + +-------+ + + +-------+ + | --- | + BOOT2 | --O | + BOOT1 | O --O | + BOOT0 | N --O | <---- DFU on UART and USB OTG + +-------+ + +DK-1/DK-2 +^^^^^^^^^ +Boot mode on the DK board is set as follows:: +-------+ BOOT2 | O O-- | |