#include <ppc4xx.h>
#include <ppc405.h>
#include <libfdt.h>
+#include <fdt_support.h>
#include <asm/processor.h>
-#include <asm-ppc/io.h>
+#include <asm/io.h>
#if defined(CONFIG_PCI)
#include <pci.h>
extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
-void fpga_init(void)
-{
- /*
- * Set FPGA regs
- */
- out32(CFG_FPGA_BASE, 0xff570cc0);
-}
-
/*
* Board early initialization function
*/
*/
mtsdr(SDR0_SRST, 0);
- fpga_init();
-
/* Configure 405EX for NAND usage */
val = SDR0_CUST0_MUX_NDFC_SEL |
SDR0_CUST0_NDFC_ENABLE |
(0x80000000 >> (28 + CFG_NAND_CS));
mtsdr(SDR0_CUST0, val);
+ /*
+ * Configure PFC (Pin Function Control) registers
+ * -> Enable USB
+ */
+ val = SDR0_PFC1_USBEN | SDR0_PFC1_USBBIGEN | SDR0_PFC1_GPT_FREQ;
+ mtsdr(SDR0_PFC1, val);
+
+ /*
+ * Configure FPGA register with PCIe reset
+ */
+ out_be32((void *)CFG_FPGA_BASE, 0xff570cc4); /* assert PCIe reset */
+ mdelay(50);
+ out_be32((void *)CFG_FPGA_BASE, 0xff570cc7); /* deassert PCIe reset */
+
return 0;
}
return 0;
}
+int board_emac_count(void)
+{
+ u32 pvr = get_pvr();
+
+ /*
+ * 405EXr only has one EMAC interface, 405EX has two
+ */
+ if ((pvr == PVR_405EXR1_RA) || (pvr == PVR_405EXR2_RA))
+ return 1;
+ else
+ return 2;
+}
+
+static int board_pcie_count(void)
+{
+ u32 pvr = get_pvr();
+
+ /*
+ * 405EXr only has one EMAC interface, 405EX has two
+ */
+ if ((pvr == PVR_405EXR1_RA) || (pvr == PVR_405EXR2_RA))
+ return 1;
+ else
+ return 2;
+}
+
int checkboard (void)
{
char *s = getenv("serial#");
+ u32 pvr = get_pvr();
- printf("Board: Kilauea - AMCC PPC405EX Evaluation Board");
+ if ((pvr == PVR_405EXR1_RA) || (pvr == PVR_405EXR2_RA))
+ printf("Board: Haleakala - AMCC PPC405EXr Evaluation Board");
+ else
+ printf("Board: Kilauea - AMCC PPC405EX Evaluation Board");
if (s != NULL) {
puts(", serial# ");
}
#endif /* defined(CONFIG_PCI) */
-/*************************************************************************
- * pci_target_init
- *
- * The bootstrap configuration provides default settings for the pci
- * inbound map (PIM). But the bootstrap config choices are limited and
- * may not be sufficient for a given board.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT)
-void pci_target_init(struct pci_controller * hose )
-{
- /*-------------------------------------------------------------------+
- * Disable everything
- *-------------------------------------------------------------------*/
- out32r( PCIX0_PIM0SA, 0 ); /* disable */
- out32r( PCIX0_PIM1SA, 0 ); /* disable */
- out32r( PCIX0_PIM2SA, 0 ); /* disable */
- out32r( PCIX0_EROMBA, 0 ); /* disable expansion rom */
-
- /*-------------------------------------------------------------------+
- * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440
- * strapping options to not support sizes such as 128/256 MB.
- *-------------------------------------------------------------------*/
- out32r( PCIX0_PIM0LAL, CFG_SDRAM_BASE );
- out32r( PCIX0_PIM0LAH, 0 );
- out32r( PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1 );
-
- out32r( PCIX0_BAR0, 0 );
-
- /*-------------------------------------------------------------------+
- * Program the board's subsystem id/vendor id
- *-------------------------------------------------------------------*/
- out16r( PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID );
- out16r( PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID );
-
- out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY );
-}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
-
#ifdef CONFIG_PCI
-static int pcie_port_is_rootpoint(int port)
-{
- return 1;
-}
-
static struct pci_controller pcie_hose[2] = {{0},{0}};
void pcie_setup_hoses(int busno)
{
struct pci_controller *hose;
int i, bus;
+ int ret = 0;
bus = busno;
char *env;
unsigned int delay;
- for (i = 0; i < 2; i++) {
+ for (i = 0; i < board_pcie_count(); i++) {
- if (pcie_port_is_rootpoint(i)) {
- printf("PORT%d will be configured as root-complex\n", i);
- if (ppc4xx_init_pcie_rootport(i)) {
- printf("PCIE%d: initialization failed\n", i);
- continue;
- }
- } else {
- printf("PORT%d will be configured as endpoint\n", i);
- if (ppc4xx_init_pcie_endport(i)) {
- printf("PCIE%d: initialization failed\n", i);
- continue;
- }
+ if (is_end_point(i))
+ ret = ppc4xx_init_pcie_endport(i);
+ else
+ ret = ppc4xx_init_pcie_rootport(i);
+ if (ret) {
+ printf("PCIE%d: initialization as %s failed\n", i,
+ is_end_point(i) ? "endpoint" : "root-complex");
+ continue;
}
hose = &pcie_hose[i];
hose->region_count = 1;
pci_register_hose(hose);
- if (pcie_port_is_rootpoint(i))
- ppc4xx_setup_pcie_rootpoint(hose, i);
- else
- ppc4xx_setup_pcie_endpoint(hose, i);
-
- env = getenv("pciscandelay");
- if (env != NULL) {
- delay = simple_strtoul(env, NULL, 10);
- if (delay > 5)
- printf("Warning, expect noticable delay before PCIe"
- "scan due to 'pciscandelay' value!\n");
- mdelay(delay * 1000);
- }
+ if (is_end_point(i)) {
+ ppc4xx_setup_pcie_endpoint(hose, i);
+ /*
+ * Reson for no scanning is endpoint can not generate
+ * upstream configuration accesses.
+ */
+ } else {
+ ppc4xx_setup_pcie_rootpoint(hose, i);
+ env = getenv ("pciscandelay");
+ if (env != NULL) {
+ delay = simple_strtoul(env, NULL, 10);
+ if (delay > 5)
+ printf("Warning, expect noticable delay before "
+ "PCIe scan due to 'pciscandelay' value!\n");
+ mdelay(delay * 1000);
+ }
- /*
- * Config access can only go down stream
- */
- hose->last_busno = pci_hose_scan(hose);
- bus = hose->last_busno + 1;
+ /*
+ * Config access can only go down stream
+ */
+ hose->last_busno = pci_hose_scan(hose);
+ bus = hose->last_busno + 1;
+ }
}
}
#endif
#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
void ft_board_setup(void *blob, bd_t *bd)
{
+ u32 val[4];
+ int rc;
+
ft_cpu_setup(blob, bd);
+
+ /* Fixup NOR mapping */
+ val[0] = 0; /* chip select number */
+ val[1] = 0; /* always 0 */
+ val[2] = gd->bd->bi_flashstart;
+ val[3] = gd->bd->bi_flashsize;
+ rc = fdt_find_and_setprop(blob, "/plb/opb/ebc", "ranges",
+ val, sizeof(val), 1);
+ if (rc)
+ printf("Unable to update property NOR mapping, err=%s\n",
+ fdt_strerror(rc));
}
#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
projects / oweals / u-boot.git / blobdiff