diff options
Diffstat (limited to 'cpu')
| -rw-r--r-- | cpu/ppc4xx/405gp_pci.c | 4 | ||||
| -rw-r--r-- | cpu/ppc4xx/4xx_enet.c | 15 | ||||
| -rw-r--r-- | cpu/ppc4xx/sdram.c | 8 |
3 files changed, 27 insertions, 0 deletions
diff --git a/cpu/ppc4xx/405gp_pci.c b/cpu/ppc4xx/405gp_pci.c index 0b0686bcf..7e2c7c1a9 100644 --- a/cpu/ppc4xx/405gp_pci.c +++ b/cpu/ppc4xx/405gp_pci.c @@ -475,7 +475,11 @@ void pci_440_init (struct pci_controller *hose) pci_set_region(hose->regions + reg_num++, CFG_PCI_TARGBASE, CFG_PCI_MEMBASE, +#ifdef CFG_PCI_MEMSIZE + CFG_PCI_MEMSIZE, +#else 0x10000000, +#endif PCI_REGION_MEM ); #if defined(CONFIG_PCI_SYS_MEM_BUS) && defined(CONFIG_PCI_SYS_MEM_PHYS) && \ diff --git a/cpu/ppc4xx/4xx_enet.c b/cpu/ppc4xx/4xx_enet.c index fab65aff7..d166993a1 100644 --- a/cpu/ppc4xx/4xx_enet.c +++ b/cpu/ppc4xx/4xx_enet.c @@ -502,6 +502,21 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis) * otherwise, just check the speeds & feeds */ if (hw_p->first_init == 0) { +#if defined(CONFIG_88E1111_CLK_DELAY) + /* + * On some boards (e.g. ALPR) the Marvell 88E1111 PHY needs + * the "RGMII transmit timing control" and "RGMII receive + * timing control" bits set, so that Gbit communication works + * without problems. + * Also set the "Transmitter disable" to 1 to enable the + * transmitter. + * After setting these bits a soft-reset must occur for this + * change to become active. + */ + miiphy_read (dev->name, reg, 0x14, ®_short); + reg_short |= (1 << 7) | (1 << 1) | (1 << 0); + miiphy_write (dev->name, reg, 0x14, reg_short); +#endif miiphy_reset (dev->name, reg); #if defined(CONFIG_440GX) || defined(CONFIG_440SP) || defined(CONFIG_440SPE) diff --git a/cpu/ppc4xx/sdram.c b/cpu/ppc4xx/sdram.c index faeea5c91..f06038e99 100644 --- a/cpu/ppc4xx/sdram.c +++ b/cpu/ppc4xx/sdram.c @@ -351,6 +351,14 @@ long int initdram(int board_type) int i; int tr1_bank1; +#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP) + /* + * Soft-reset SDRAM controller. + */ + mtsdr(sdr_srst, SDR0_SRST_DMC); + mtsdr(sdr_srst, 0x00000000); +#endif + for (i=0; i<N_MB0CF; i++) { /* * Disable memory controller. |