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AM335x DDR3 Bring up

Other Parts Discussed in Thread: AM3358

using the http://processors.wiki.ti.com/index.php/AM335x_DDR_PHY_register_configuration_for_DDR3 and connected links as a guide to bring up a custom PCB using XAM3359ZCZ and 2 DDR3 memories.  I've run the AM3358_starterkit.gel as said in the wiki, but I'm getting this when the gel code tries to access the EMIF_DDR_PHY_CTRL_1_REG

CortxA8: Trouble Writing Memory Block at 0x4c0000e4 on Page 0 of Length 0x4: (Error -1065 @ 0x3D5A) Unable to access device memory. Verify that the memory address is in valid memory. If error persists, confirm configuration, power-cycle board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 5.0.747.0)
CortxA8: GEL: Error while executing OnTargetConnect(): target access failed at *((unsigned int *) (0x4C000000+0x0E4))=(unsigned int) 0x06 [AM3358_StarterKit.gel:282] at DDR3_EMIF_Config() [AM3358_StarterKit.gel:371] at AM3358_SK_Initialization() [AM3358_StarterKit.gel:356] at OnTargetConnect() .

was wondering if the earlier XAM samples had a different phy address, or if this internal register was effected by the external memories --I'm assuming I'm not getting to the point where the GEL is even accessing the external ddrs.  Also, is this the appropriate GEL to use in a 2-ddr3 x8 configuration?