List some common boot modes and their corresponding switch settings for AM62 SK.

Signed-off-by: Judith Mendez jm@ti.com --- doc/board/ti/am62x_sk.rst | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+)

diff --git a/doc/board/ti/am62x_sk.rst b/doc/board/ti/am62x_sk.rst index b1b7d99befb..40d58ea8bfa 100644 --- a/doc/board/ti/am62x_sk.rst +++ b/doc/board/ti/am62x_sk.rst @@ -229,3 +229,32 @@ Image formats: | | SPL DTB 1...N | | | +-------------------+ | +-----------------------+ + +Switch Setting for Boot Mode +---------------------------- + +Boot Mode pins provide means to select the boot mode and options before the +device is powered up. After every POR, they are the main source to populate +the Boot Parameter Tables. + +The following table shows some common boot modes used on AM62 platform. More +details can be found in the Technical Reference Manual: +https://www.ti.com/lit/pdf/spruiv7 under the `Boot Mode Pins` section. + ++--------------+------------+------------+ +|*Boot Mode* | *SW2* | *SW1* | ++--------------+------------+------------+ +| Switch label | 12345678 | 12345678 | ++==============+============+============+ +| SD | 01000000 | 11000010 | ++--------------+------------+------------+ +| OSPI | 00000000 | 11001110 | ++--------------+------------+------------+ +| EMMC | 00000000 | 11010010 | ++--------------+------------+------------+ +| UART | 00000000 | 11011100 | ++--------------+------------+------------+ +| USB DFU | 00000000 | 11001010 | ++--------------+------------+------------+ + +For SW2 and SW1, the switch state in the "ON" position = 1.