Added OSPI NOR flash layout diagram, as well as example commands to flash firmware to it. Added OSPI boot mode pin setting.
Signed-off-by: Jonathan Humphreys j-humphreys@ti.com --- doc/board/ti/img/ospi_sysfw3.svg | 802 +++++++++++++++++++++++++++++++ doc/board/ti/j784s4_evm.rst | 28 ++ 2 files changed, 830 insertions(+) create mode 100644 doc/board/ti/img/ospi_sysfw3.svg
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text-align: left;"> + <xhtml:div + style="display: flex; align-items: unsafe center; justify-content: unsafe flex-end; width: 118px; height: 1px; padding-top: 260px; margin-left: 0px;"> + <xhtml:div + data-drawio-colors="color: rgb(0, 0, 0); " + style="box-sizing: border-box; font-size: 0px; text-align: right;"> + <xhtml:div + style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;"> + <xhtml:pre + style="box-sizing: border-box; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", Courier, monospace; line-height: 1.4; margin-top: 0px; margin-bottom: 0px; padding: 12px; overflow: auto; color: rgb(64, 64, 64); text-align: start;">0x800000</xhtml:pre> + </xhtml:div> + </xhtml:div> + </xhtml:div> + </foreignObject> + <text + x="118" + y="264" + fill="rgb(0, 0, 0)" + font-family="Helvetica" + font-size="12px" + text-anchor="end" + id="text171">0x800000</text> + </switch> + </g> + </g> + <g + id="g181"> + <rect + x="120" + y="295" + width="200" + height="40" + fill="none" + stroke="rgb(0, 0, 0)" + pointer-events="all" + id="rect179" /> + </g> + <g + id="g189"> + <g + transform="translate(-0.5 -0.5)" + id="g187"> + <switch + id="switch185"> + <foreignObject + pointer-events="none" + width="100%" + height="100%" + requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" + style="overflow: visible; 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text-align: left;"> + <xhtml:div + style="display: flex; align-items: unsafe center; justify-content: unsafe flex-end; width: 118px; height: 1px; padding-top: 300px; margin-left: 0px;"> + <xhtml:div + data-drawio-colors="color: rgb(0, 0, 0); " + style="box-sizing: border-box; font-size: 0px; text-align: right;"> + <xhtml:div + style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;"> + <xhtml:pre + style="box-sizing: border-box; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", Courier, monospace; line-height: 1.4; margin-top: 0px; margin-bottom: 0px; padding: 12px; overflow: auto; color: rgb(64, 64, 64); text-align: start;">0x3FC0000</xhtml:pre> + </xhtml:div> + </xhtml:div> + </xhtml:div> + </foreignObject> + <text + x="118" + y="304" + fill="rgb(0, 0, 0)" + font-family="Helvetica" + font-size="12px" + text-anchor="end" + id="text195">0x3FC0000</text> + </switch> + </g> + </g> + </g> +</svg> diff --git a/doc/board/ti/j784s4_evm.rst b/doc/board/ti/j784s4_evm.rst index 5c4bd2c927d..2ffec3dbd3b 100644 --- a/doc/board/ti/j784s4_evm.rst +++ b/doc/board/ti/j784s4_evm.rst @@ -153,6 +153,31 @@ Image formats .. image:: img/dm_tispl.bin.svg :alt: tispl.bin format
+OSPI: +----- +ROM supports booting from OSPI from offset 0x0. + +Flashing images to OSPI NOR: + +Below commands can be used to download tiboot3.bin, tispl.bin, and +u-boot.img over tftp and then flash those to OSPI at their respective +addresses. + +.. prompt:: bash => + + sf probe + tftp ${loadaddr} tiboot3.bin + sf update $loadaddr 0x0 $filesize + tftp ${loadaddr} tispl.bin + sf update $loadaddr 0x80000 $filesize + tftp ${loadaddr} u-boot.img + sf update $loadaddr 0x280000 $filesize + +Flash layout for OSPI NOR: + +.. image:: img/ospi_sysfw3.svg + :alt: OSPI NOR flash partition layout + R5 Memory Map -------------
@@ -262,6 +287,9 @@ section. * - SD - 0000
+ * - OSPI + - 0010 + * - EMMC - 0110