From cc5c3ad060a219cb8c2964946f1bae67f712e262 Mon Sep 17 00:00:00 2001 From: Ahmad Fatoum Date: Mon, 28 Oct 2019 22:39:43 +0100 Subject: Documentation: boards: stm32mp: remove done TODOs With SD/MMC controller and Ethernet MAC support merged, we now have usable STM32MP support. Remove the text that suggested otherwise. Signed-off-by: Ahmad Fatoum Signed-off-by: Sascha Hauer --- Documentation/boards/stm32mp.rst | 11 ----------- 1 file changed, 11 deletions(-) (limited to 'Documentation') diff --git a/Documentation/boards/stm32mp.rst b/Documentation/boards/stm32mp.rst index 774ede6e56..d4429aae27 100644 --- a/Documentation/boards/stm32mp.rst +++ b/Documentation/boards/stm32mp.rst @@ -1,11 +1,6 @@ STMicroelectronics STM32MP ========================== -.. note:: - - Support for the STM32MP architecure in barebox is still in progress. - Bootstrapping an OS from mainline barebox is not yet supported. - The STM32MP is a line of 32-bit ARM SoCs. They reuse peripherals of the STM32 line of microcontrollers and can have a STM32 MCU embedded as co-processor as well. @@ -67,9 +62,3 @@ An appropriate image for the boot media can be generated with following } Image can then be flashed on e.g. a SD-Card. - -TODO ----- - -* Extend barebox MMCI support to support the SDMMC2 -* Extend barebox DesignWare MAC support to support the stmmac -- cgit v1.2.3 From d510bd6e5746dcba23c11fd03494c2f9114e0ac7 Mon Sep 17 00:00:00 2001 From: Ahmad Fatoum Date: Wed, 30 Oct 2019 10:27:31 +0100 Subject: Documentation: boards: stm32mp: document boot mode strap pins The evaluation kits have 2P DIP-Switches for boot mode selection. Document them. Signed-off-by: Ahmad Fatoum Signed-off-by: Sascha Hauer --- Documentation/boards/stm32mp.rst | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'Documentation') diff --git a/Documentation/boards/stm32mp.rst b/Documentation/boards/stm32mp.rst index d4429aae27..f93ec04eb0 100644 --- a/Documentation/boards/stm32mp.rst +++ b/Documentation/boards/stm32mp.rst @@ -62,3 +62,22 @@ An appropriate image for the boot media can be generated with following } Image can then be flashed on e.g. a SD-Card. + +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:: + + +-------+ + BOOT2 | O O-- | + BOOT0 | N O-- | <---- SDMMC + +-------+ + +-------+ + BOOT2 | O O-- | + BOOT0 | N --O | <---- QSPI-NOR Flash + +-------+ + +-------+ + BOOT2 | O --O | + BOOT0 | N --O | <---- DFU on UART and USB OTG + +-------+ -- cgit v1.2.3