On Thu, 27 Oct 2011 13:47:48 +0800 <chang-ming.hu...@freescale.com> wrote:
> From: Jerry Huang <chang-ming.hu...@freescale.com> > > The new MPC8360EMDS board changes the oscillator to 33.33MHz in order to > support QE 500MHZ and this new board supports 512MB DDR since 2008, > but the u-boot only supports 256MB DDR and 66.6MHz oscillator on top tree, > > For 512MB DDR: > BAT0 is used for the first 256MB memory, BAT4 is used for the second > 256MB memory and the address space of SDRAM follows the DDR, so if the size > of DDR is 256MB, the BAT4 will be used for SDRAM and if the size of DDR > is 512MB, the BAT4 will be used for the second 256MB memory and there is no > BAT > for SDRAM. > Therefore, if the size of DDR is 512MB, this patch will use BAT6 for SDRAM > and BAT5 will be used for PCI MEM to replace the BAT6 after the codes > relocates > to the DDR. > > Signed-off-by: Jerry Huang <chang-ming.hu...@freescale.com> > --- > cahnges for v2: > - fix multiline comment wrong > changes for v3: > - change the oscillator to 33330000, not 33300000 > changes for v4: > - add the mandatory history of changes > changes for v5: > - move the code to platform file from lib/board.c > - add 2011 copyright NAK - this patch bricks my (older) mpc8360emds board. Kim _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
