[U-Boot] [PATCH] MPC8349EMDS: do not setup unused PCI clock outputsin PCI agent mode

Liu Dave DaveLiu at freescale.com
Tue Jan 13 01:09:23 CET 2009


>  void pci_init_board(void)
>  {
>  	volatile immap_t *immr = (volatile immap_t *)CONFIG_SYS_IMMR;
> -	volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk;
>  	volatile law83xx_t *pci_law = immr->sysconf.pcilaw;
>  	volatile pcictrl83xx_t *pci_ctrl = &immr->pci_ctrl[0];
>  	struct pci_region *reg[] = { pci1_regions };
>  
> -	/* Enable all 8 PCI_CLK_OUTPUTS */
> -	clk->occr = 0xff000000;
> -	udelay(2000);

It will cause the PCI host broken. It needs case by case


More information about the U-Boot mailing list