From bf4e0ff321d3a2ab31a777b712dd63628829aace Mon Sep 17 00:00:00 2001 From: Hou Zhiqiang Date: Tue, 20 Aug 2019 09:35:24 +0000 Subject: powerpc: Enable device tree support for T2080RDB Add device tree for T2080RDB board and enable CONFIG_OF_CONTROL so that device tree can be compiled. Update board README for device tree usage. Signed-off-by: Hou Zhiqiang Reviewed-by: Prabhakar Kushwaha --- board/freescale/t208xrdb/README | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'board/freescale/t208xrdb') diff --git a/board/freescale/t208xrdb/README b/board/freescale/t208xrdb/README index 42b2b92396..9e4b28faf4 100644 --- a/board/freescale/t208xrdb/README +++ b/board/freescale/t208xrdb/README @@ -262,3 +262,22 @@ How to update the ucode of Freescale FMAN For more details, please refer to T2080PCIe-RDB User Guide and access website www.freescale.com and Freescale QorIQ SDK Infocenter document. + +Device tree support and how to enable it for different configs +-------------------------------------------------------------- +Device tree support is available for t2080rdb for below mentioned boot, +1. NOR Boot +2. NAND Boot +3. SD Boot +4. SPIFLASH Boot + +To enable device tree support for other boot, below configs need to be +enabled in relative defconfig file, +1. CONFIG_DEFAULT_DEVICE_TREE="t2080rdb" (Change default device tree name if required) +2. CONFIG_OF_CONTROL +3. CONFIG_MPC85XX_HAVE_RESET_VECTOR if reset vector is located at + CONFIG_RESET_VECTOR_ADDRESS - 0xffc + +If device tree support is enabled in defconfig, +1. use 'u-boot-with-dtb.bin' for NOR boot. +2. use 'u-boot-with-spl-pbl.bin' for other boot. -- cgit