*/
#include <common.h>
-#include <ppc4xx.h>
+#include <asm/ppc4xx.h>
#include <i2c.h>
+#include <netdev.h>
#include <asm/processor.h>
#include <asm/io.h>
#include <asm/4xx_pcie.h>
+#include <asm/errno.h>
#include "yucca.h"
#define DEBUGF(fmt,args...)
#endif
-#define FALSE 0
-#define TRUE 1
-
int board_early_init_f (void)
{
/*----------------------------------------------------------------------------+
| 0x07C00000 - 0 0 000 1 1 1 1 1 0000 0 00000 000000000000
|
+-------------------------------------------------------------------*/
- mtebc(xbcfg, EBC_CFG_LE_UNLOCK |
+ mtebc(EBC0_CFG, EBC_CFG_LE_UNLOCK |
EBC_CFG_PTD_ENABLE |
EBC_CFG_RTC_16PERCLK |
EBC_CFG_ATC_PREVIOUS |
| boot type
|
+-------------------------------------------------------------------*/
- mtebc(pb1ap, EBC_BXAP_FPGA);
- mtebc(pb1cr, EBC_BXCR_FPGA_CS1);
+ mtebc(PB1AP, EBC_BXAP_FPGA);
+ mtebc(PB1CR, EBC_BXCR_FPGA_CS1);
/*-------------------------------------------------------------------+
|
break;
}
- mtebc(pb0ap, ebc0_cs0_bxap_value);
- mtebc(pb0cr, ebc0_cs0_bxcr_value);
- mtebc(pb2ap, ebc0_cs2_bxap_value);
- mtebc(pb2cr, ebc0_cs2_bxcr_value);
+ mtebc(PB0AP, ebc0_cs0_bxap_value);
+ mtebc(PB0CR, ebc0_cs0_bxcr_value);
+ mtebc(PB2AP, ebc0_cs2_bxap_value);
+ mtebc(PB2CR, ebc0_cs2_bxcr_value);
/*--------------------------------------------------------------------+
| Interrupt controller setup for the AMCC 440SPe Evaluation board.
| interrupt trigger levels. Make bit 0 High priority. Clear all
| interrupts again.
+-------------------------------------------------------------------*/
- mtdcr (uic3sr, 0xffffffff); /* Clear all interrupts */
- mtdcr (uic3er, 0x00000000); /* disable all interrupts */
- mtdcr (uic3cr, 0x00000000); /* Set Critical / Non Critical
+ mtdcr (UIC3SR, 0xffffffff); /* Clear all interrupts */
+ mtdcr (UIC3ER, 0x00000000); /* disable all interrupts */
+ mtdcr (UIC3CR, 0x00000000); /* Set Critical / Non Critical
* interrupts */
- mtdcr (uic3pr, 0xffffffff); /* Set Interrupt Polarities */
- mtdcr (uic3tr, 0x001fffff); /* Set Interrupt Trigger Levels */
- mtdcr (uic3vr, 0x00000001); /* Set Vect base=0,INT31 Highest
+ mtdcr (UIC3PR, 0xffffffff); /* Set Interrupt Polarities */
+ mtdcr (UIC3TR, 0x001fffff); /* Set Interrupt Trigger Levels */
+ mtdcr (UIC3VR, 0x00000001); /* Set Vect base=0,INT31 Highest
* priority */
- mtdcr (uic3sr, 0x00000000); /* clear all interrupts */
- mtdcr (uic3sr, 0xffffffff); /* clear all interrupts */
+ mtdcr (UIC3SR, 0x00000000); /* clear all interrupts */
+ mtdcr (UIC3SR, 0xffffffff); /* clear all interrupts */
- mtdcr (uic2sr, 0xffffffff); /* Clear all interrupts */
- mtdcr (uic2er, 0x00000000); /* disable all interrupts */
- mtdcr (uic2cr, 0x00000000); /* Set Critical / Non Critical
+ mtdcr (UIC2SR, 0xffffffff); /* Clear all interrupts */
+ mtdcr (UIC2ER, 0x00000000); /* disable all interrupts */
+ mtdcr (UIC2CR, 0x00000000); /* Set Critical / Non Critical
* interrupts */
- mtdcr (uic2pr, 0xebebebff); /* Set Interrupt Polarities */
- mtdcr (uic2tr, 0x74747400); /* Set Interrupt Trigger Levels */
- mtdcr (uic2vr, 0x00000001); /* Set Vect base=0,INT31 Highest
+ mtdcr (UIC2PR, 0xebebebff); /* Set Interrupt Polarities */
+ mtdcr (UIC2TR, 0x74747400); /* Set Interrupt Trigger Levels */
+ mtdcr (UIC2VR, 0x00000001); /* Set Vect base=0,INT31 Highest
* priority */
- mtdcr (uic2sr, 0x00000000); /* clear all interrupts */
- mtdcr (uic2sr, 0xffffffff); /* clear all interrupts */
+ mtdcr (UIC2SR, 0x00000000); /* clear all interrupts */
+ mtdcr (UIC2SR, 0xffffffff); /* clear all interrupts */
- mtdcr (uic1sr, 0xffffffff); /* Clear all interrupts */
- mtdcr (uic1er, 0x00000000); /* disable all interrupts */
- mtdcr (uic1cr, 0x00000000); /* Set Critical / Non Critical
+ mtdcr (UIC1SR, 0xffffffff); /* Clear all interrupts */
+ mtdcr (UIC1ER, 0x00000000); /* disable all interrupts */
+ mtdcr (UIC1CR, 0x00000000); /* Set Critical / Non Critical
* interrupts */
- mtdcr (uic1pr, 0xffffffff); /* Set Interrupt Polarities */
- mtdcr (uic1tr, 0x001f8040); /* Set Interrupt Trigger Levels */
- mtdcr (uic1vr, 0x00000001); /* Set Vect base=0,INT31 Highest
+ mtdcr (UIC1PR, 0xffffffff); /* Set Interrupt Polarities */
+ mtdcr (UIC1TR, 0x001f8040); /* Set Interrupt Trigger Levels */
+ mtdcr (UIC1VR, 0x00000001); /* Set Vect base=0,INT31 Highest
* priority */
- mtdcr (uic1sr, 0x00000000); /* clear all interrupts */
- mtdcr (uic1sr, 0xffffffff); /* clear all interrupts */
+ mtdcr (UIC1SR, 0x00000000); /* clear all interrupts */
+ mtdcr (UIC1SR, 0xffffffff); /* clear all interrupts */
- mtdcr (uic0sr, 0xffffffff); /* Clear all interrupts */
- mtdcr (uic0er, 0x00000000); /* disable all interrupts excepted
+ mtdcr (UIC0SR, 0xffffffff); /* Clear all interrupts */
+ mtdcr (UIC0ER, 0x00000000); /* disable all interrupts excepted
* cascade to be checked */
- mtdcr (uic0cr, 0x00104001); /* Set Critical / Non Critical
+ mtdcr (UIC0CR, 0x00104001); /* Set Critical / Non Critical
* interrupts */
- mtdcr (uic0pr, 0xffffffff); /* Set Interrupt Polarities */
- mtdcr (uic0tr, 0x010f0004); /* Set Interrupt Trigger Levels */
- mtdcr (uic0vr, 0x00000001); /* Set Vect base=0,INT31 Highest
+ mtdcr (UIC0PR, 0xffffffff); /* Set Interrupt Polarities */
+ mtdcr (UIC0TR, 0x010f0004); /* Set Interrupt Trigger Levels */
+ mtdcr (UIC0VR, 0x00000001); /* Set Vect base=0,INT31 Highest
* priority */
- mtdcr (uic0sr, 0x00000000); /* clear all interrupts */
- mtdcr (uic0sr, 0xffffffff); /* clear all interrupts */
+ mtdcr (UIC0SR, 0x00000000); /* clear all interrupts */
+ mtdcr (UIC0SR, 0xffffffff); /* clear all interrupts */
- mfsdr(sdr_mfr, mfr);
+ mfsdr(SDR0_MFR, mfr);
mfr |= SDR0_MFR_FIXD; /* Workaround for PCI/DMA */
- mtsdr(sdr_mfr, mfr);
+ mtsdr(SDR0_MFR, mfr);
fpga_init();
int checkboard (void)
{
- char *s = getenv("serial#");
+ char buf[64];
+ int i = getenv_f("serial#", buf, sizeof(buf));
printf("Board: Yucca - AMCC 440SPe Evaluation Board");
- if (s != NULL) {
+ if (i > 0) {
puts(", serial# ");
- puts(s);
+ puts(buf);
}
putc('\n');
}
/*
- * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with
+ * Override the default functions in arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c with
* board specific values.
*/
static int ppc440spe_rev_a(void)
return default_val;
}
-/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller * hose )
-{
- unsigned long strap;
-
- /*-------------------------------------------------------------------+
- * The yucca board is always configured as the host & requires the
- * PCI arbiter to be enabled.
- *-------------------------------------------------------------------*/
- mfsdr(sdr_sdstp1, strap);
- if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ) {
- printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap);
- return 0;
- }
-
- return 1;
-}
-#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) */
-
-#if defined(CONFIG_PCI)
-/*************************************************************************
- * is_pci_host
- *
- * This routine is called to determine if a pci scan should be
- * performed. With various hardware environments (especially cPCI and
- * PPMC) it's insufficient to depend on the state of the arbiter enable
- * bit in the strap register, or generic host/adapter assumptions.
- *
- * Rather than hard-code a bad assumption in the general 440 code, the
- * 440 pci code requires the board to decide at runtime.
- *
- * Return 0 for adapter mode, non-zero for host (monarch) mode.
- *
- *
- ************************************************************************/
-int is_pci_host(struct pci_controller *hose)
-{
- /* The yucca board is always configured as host. */
- return 1;
-}
-
-static int yucca_pcie_card_present(int port)
+int board_pcie_card_present(int port)
{
u16 reg;
}
}
-/*
- * For the given slot, set rootpoint mode, send power to the slot,
- * turn on the green LED and turn off the yellow LED, enable the clock
- * and turn off reset.
- */
-void yucca_setup_pcie_fpga_rootpoint(int port)
-{
- u16 power, clock, green_led, yellow_led, reset_off, rootpoint, endpoint;
-
- switch(port) {
- case 0:
- rootpoint = FPGA_REG1C_PE0_ROOTPOINT;
- endpoint = 0;
- power = FPGA_REG1A_PE0_PWRON;
- green_led = FPGA_REG1A_PE0_GLED;
- clock = FPGA_REG1A_PE0_REFCLK_ENABLE;
- yellow_led = FPGA_REG1A_PE0_YLED;
- reset_off = FPGA_REG1C_PE0_PERST;
- break;
- case 1:
- rootpoint = 0;
- endpoint = FPGA_REG1C_PE1_ENDPOINT;
- power = FPGA_REG1A_PE1_PWRON;
- green_led = FPGA_REG1A_PE1_GLED;
- clock = FPGA_REG1A_PE1_REFCLK_ENABLE;
- yellow_led = FPGA_REG1A_PE1_YLED;
- reset_off = FPGA_REG1C_PE1_PERST;
- break;
- case 2:
- rootpoint = 0;
- endpoint = FPGA_REG1C_PE2_ENDPOINT;
- power = FPGA_REG1A_PE2_PWRON;
- green_led = FPGA_REG1A_PE2_GLED;
- clock = FPGA_REG1A_PE2_REFCLK_ENABLE;
- yellow_led = FPGA_REG1A_PE2_YLED;
- reset_off = FPGA_REG1C_PE2_PERST;
- break;
-
- default:
- return;
- }
-
- out_be16((u16 *)FPGA_REG1A,
- ~(power | clock | green_led) &
- (yellow_led | in_be16((u16 *)FPGA_REG1A)));
-
- out_be16((u16 *)FPGA_REG1C,
- ~(endpoint | reset_off) &
- (rootpoint | in_be16((u16 *)FPGA_REG1C)));
- /*
- * Leave device in reset for a while after powering on the
- * slot to give it a chance to initialize.
- */
- udelay(250 * 1000);
-
- out_be16((u16 *)FPGA_REG1C, reset_off | in_be16((u16 *)FPGA_REG1C));
-}
/*
* For the given slot, set endpoint mode, send power to the slot,
- * turn on the green LED and turn off the yellow LED, enable the clock
- * .In end point mode reset bit is read only.
+ * turn on the green LED and turn off the yellow LED, enable the
+ * clock. In endpoint mode reset bit is read only.
*/
-void yucca_setup_pcie_fpga_endpoint(int port)
+void board_pcie_setup_port(int port, int rootpoint)
{
- u16 power, clock, green_led, yellow_led, reset_off, rootpoint, endpoint;
+ u16 power, clock, green_led, yellow_led,
+ reset_off, rp, ep;
- switch(port) {
+ switch (port) {
case 0:
- rootpoint = FPGA_REG1C_PE0_ROOTPOINT;
- endpoint = 0;
- power = FPGA_REG1A_PE0_PWRON;
- green_led = FPGA_REG1A_PE0_GLED;
- clock = FPGA_REG1A_PE0_REFCLK_ENABLE;
- yellow_led = FPGA_REG1A_PE0_YLED;
- reset_off = FPGA_REG1C_PE0_PERST;
+ rp = FPGA_REG1C_PE0_ROOTPOINT;
+ ep = 0;
break;
case 1:
- rootpoint = 0;
- endpoint = FPGA_REG1C_PE1_ENDPOINT;
- power = FPGA_REG1A_PE1_PWRON;
- green_led = FPGA_REG1A_PE1_GLED;
- clock = FPGA_REG1A_PE1_REFCLK_ENABLE;
- yellow_led = FPGA_REG1A_PE1_YLED;
- reset_off = FPGA_REG1C_PE1_PERST;
+ rp = 0;
+ ep = FPGA_REG1C_PE1_ENDPOINT;
break;
case 2:
- rootpoint = 0;
- endpoint = FPGA_REG1C_PE2_ENDPOINT;
- power = FPGA_REG1A_PE2_PWRON;
- green_led = FPGA_REG1A_PE2_GLED;
- clock = FPGA_REG1A_PE2_REFCLK_ENABLE;
- yellow_led = FPGA_REG1A_PE2_YLED;
- reset_off = FPGA_REG1C_PE2_PERST;
+ rp = 0;
+ ep = FPGA_REG1C_PE2_ENDPOINT;
break;
default:
return;
}
- out_be16((u16 *)FPGA_REG1A,
- ~(power | clock | green_led) &
- (yellow_led | in_be16((u16 *)FPGA_REG1A)));
-
- out_be16((u16 *)FPGA_REG1C,
- ~(rootpoint | reset_off) &
- (endpoint | in_be16((u16 *)FPGA_REG1C)));
-}
+ power = FPGA_REG1A_PWRON_ENCODE(port);
+ green_led = FPGA_REG1A_GLED_ENCODE(port);
+ clock = FPGA_REG1A_REFCLK_ENCODE(port);
+ yellow_led = FPGA_REG1A_YLED_ENCODE(port);
+ reset_off = FPGA_REG1C_PERST_ENCODE(port);
-static struct pci_controller pcie_hose[3] = {{0},{0},{0}};
+ out_be16((u16 *)FPGA_REG1A, ~(power | clock | green_led) &
+ (yellow_led | in_be16((u16 *)FPGA_REG1A)));
-void pcie_setup_hoses(int busno)
-{
- struct pci_controller *hose;
- int i, bus;
- int ret = 0;
- char *env;
- unsigned int delay;
+ out_be16((u16 *)FPGA_REG1C, ~(ep | reset_off) &
+ (rp | in_be16((u16 *)FPGA_REG1C)));
- /*
- * assume we're called after the PCIX hose is initialized, which takes
- * bus ID 0 and therefore start numbering PCIe's from 1.
- */
- bus = busno;
- for (i = 0; i <= 2; i++) {
- /* Check for yucca card presence */
- if (!yucca_pcie_card_present(i))
- continue;
-
- if (is_end_point(i)) {
- yucca_setup_pcie_fpga_endpoint(i);
- ret = ppc4xx_init_pcie_endport(i);
- } else {
- yucca_setup_pcie_fpga_rootpoint(i);
- 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->first_busno = bus;
- hose->last_busno = bus;
- hose->current_busno = bus;
-
- /* setup mem resource */
- pci_set_region(hose->regions + 0,
- CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE,
- CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE,
- CFG_PCIE_MEMSIZE,
- PCI_REGION_MEM);
- hose->region_count = 1;
- pci_register_hose(hose);
-
- 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);
- }
+ if (rootpoint) {
+ /*
+ * Leave device in reset for a while after powering on the
+ * slot to give it a chance to initialize.
+ */
+ udelay(250 * 1000);
- /*
- * Config access can only go down stream
- */
- hose->last_busno = pci_hose_scan(hose);
- bus = hose->last_busno + 1;
- }
+ out_be16((u16 *)FPGA_REG1C,
+ reset_off | in_be16((u16 *)FPGA_REG1C));
}
}
#endif /* defined(CONFIG_PCI) */
return;
}
-#ifdef CONFIG_POST
-/*
- * Returns 1 if keys pressed to start the power-on long-running tests
- * Called from board_init_f().
- */
-int post_hotkeys_pressed(void)
-{
- return (ctrlc());
-}
-#endif
-
/*---------------------------------------------------------------------------+
| onboard_pci_arbiter_selected => from EPLD
+---------------------------------------------------------------------------*/
#endif
return (BOARD_OPTION_NOT_SELECTED);
}
+
+int board_eth_init(bd_t *bis)
+{
+ cpu_eth_init(bis);
+ return pci_eth_init(bis);
+}
projects / karo-tx-uboot.git / blobdiff