#include <common.h>
-#include <asm/processor.h>
+#include <libfdt.h>
+#include <fdt_support.h>
#include <spd_sdram.h>
#include <ppc4xx_enet.h>
+#include <miiphy.h>
+#include <asm/processor.h>
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f (void)
{
- unsigned long mfr;
-
- /*-------------------------------------------------------------------------+
- | Initialize EBC CONFIG
- +-------------------------------------------------------------------------*/
- mtebc(xbcfg, EBC_CFG_LE_UNLOCK |
- EBC_CFG_PTD_ENABLE | EBC_CFG_RTC_64PERCLK |
+ /*-------------------------------------------------------------------------
+ * Initialize EBC CONFIG
+ *-------------------------------------------------------------------------*/
+ mtebc(EBC0_CFG, EBC_CFG_LE_UNLOCK |
+ EBC_CFG_PTD_DISABLE | EBC_CFG_RTC_64PERCLK |
EBC_CFG_ATC_PREVIOUS | EBC_CFG_DTC_PREVIOUS |
EBC_CFG_CTC_PREVIOUS | EBC_CFG_EMC_NONDEFAULT |
EBC_CFG_PME_DISABLE | EBC_CFG_PR_32);
/*--------------------------------------------------------------------
* Setup the interrupt controller polarities, triggers, etc.
*-------------------------------------------------------------------*/
- mtdcr (uic0sr, 0xffffffff); /* clear all */
- mtdcr (uic0er, 0x00000000); /* disable all */
- mtdcr (uic0cr, 0x00000009); /* SMI & UIC1 crit are critical */
- mtdcr (uic0pr, 0xfffffe13); /* per ref-board manual */
- mtdcr (uic0tr, 0x01c00008); /* per ref-board manual */
- mtdcr (uic0vr, 0x00000001); /* int31 highest, base=0x000 */
- mtdcr (uic0sr, 0xffffffff); /* clear all */
-
+ /*
+ * Because of the interrupt handling rework to handle 440GX interrupts
+ * with the common code, we needed to change names of the UIC registers.
+ * Here the new relationship:
+ *
+ * U-Boot name 440GX name
+ * -----------------------
+ * UIC0 UICB0
+ * UIC1 UIC0
+ * UIC2 UIC1
+ * UIC3 UIC2
+ */
mtdcr (uic1sr, 0xffffffff); /* clear all */
mtdcr (uic1er, 0x00000000); /* disable all */
- mtdcr (uic1cr, 0x00000000); /* all non-critical */
- mtdcr (uic1pr, 0xffffe0ff); /* per ref-board manual */
- mtdcr (uic1tr, 0x00ffc000); /* per ref-board manual */
+ mtdcr (uic1cr, 0x00000009); /* SMI & UIC1 crit are critical */
+ mtdcr (uic1pr, 0xfffffe03); /* per manual */
+ mtdcr (uic1tr, 0x01c00000); /* per manual */
mtdcr (uic1vr, 0x00000001); /* int31 highest, base=0x000 */
mtdcr (uic1sr, 0xffffffff); /* clear all */
mtdcr (uic2sr, 0xffffffff); /* clear all */
mtdcr (uic2er, 0x00000000); /* disable all */
mtdcr (uic2cr, 0x00000000); /* all non-critical */
- mtdcr (uic2pr, 0xffffffff); /* per ref-board manual */
- mtdcr (uic2tr, 0x00ff8c0f); /* per ref-board manual */
+ mtdcr (uic2pr, 0xffffe0ff); /* per ref-board manual */
+ mtdcr (uic2tr, 0x00ffc000); /* per ref-board manual */
mtdcr (uic2vr, 0x00000001); /* int31 highest, base=0x000 */
mtdcr (uic2sr, 0xffffffff); /* clear all */
- mtdcr (uicb0sr, 0xfc000000); /* clear all */
- mtdcr (uicb0er, 0x00000000); /* disable all */
- mtdcr (uicb0cr, 0x00000000); /* all non-critical */
- mtdcr (uicb0pr, 0xfc000000); /* */
- mtdcr (uicb0tr, 0x00000000); /* */
- mtdcr (uicb0vr, 0x00000001); /* */
- mfsdr (sdr_mfr, mfr);
- mfr &= ~SDR0_MFR_ECS_MASK;
+ mtdcr (uic3sr, 0xffffffff); /* clear all */
+ mtdcr (uic3er, 0x00000000); /* disable all */
+ mtdcr (uic3cr, 0x00000000); /* all non-critical */
+ mtdcr (uic3pr, 0xffffffff); /* per ref-board manual */
+ mtdcr (uic3tr, 0x00ff8c0f); /* per ref-board manual */
+ mtdcr (uic3vr, 0x00000001); /* int31 highest, base=0x000 */
+ mtdcr (uic3sr, 0xffffffff); /* clear all */
+
+ mtdcr (uic0sr, 0xfc000000); /* clear all */
+ mtdcr (uic0er, 0x00000000); /* disable all */
+ mtdcr (uic0cr, 0x00000000); /* all non-critical */
+ mtdcr (uic0pr, 0xfc000000); /* */
+ mtdcr (uic0tr, 0x00000000); /* */
+ mtdcr (uic0vr, 0x00000001); /* */
+
+ /* Setup shutdown/SSD empty interrupt as inputs */
+ out32(GPIO0_TCR, in32(GPIO0_TCR) & ~(CONFIG_SYS_GPIO_SHUTDOWN | CONFIG_SYS_GPIO_SSD_EMPTY));
+ out32(GPIO0_ODR, in32(GPIO0_ODR) & ~(CONFIG_SYS_GPIO_SHUTDOWN | CONFIG_SYS_GPIO_SSD_EMPTY));
+
+ /* Setup GPIO/IRQ multiplexing */
+ mtsdr(SDR0_PFC0, 0x01a33e00);
return 0;
}
+int last_stage_init(void)
+{
+ unsigned short reg;
+
+ /*
+ * Configure LED's of both Marvell 88E1111 PHY's
+ *
+ * This has to be done after the 4xx ethernet driver is loaded,
+ * so "last_stage_init()" is the right place.
+ */
+ miiphy_read("ppc_4xx_eth2", CONFIG_PHY2_ADDR, 0x18, ®);
+ reg |= 0x0001;
+ miiphy_write("ppc_4xx_eth2", CONFIG_PHY2_ADDR, 0x18, reg);
+ miiphy_read("ppc_4xx_eth3", CONFIG_PHY3_ADDR, 0x18, ®);
+ reg |= 0x0001;
+ miiphy_write("ppc_4xx_eth3", CONFIG_PHY3_ADDR, 0x18, reg);
+
+ return 0;
+}
+
+static int board_rev(void)
+{
+ /* Setup as input */
+ out32(GPIO0_TCR, in32(GPIO0_TCR) & ~(CONFIG_SYS_GPIO_REV0 | CONFIG_SYS_GPIO_REV1));
+ out32(GPIO0_ODR, in32(GPIO0_ODR) & ~(CONFIG_SYS_GPIO_REV0 | CONFIG_SYS_GPIO_REV1));
+
+ return (in32(GPIO0_IR) >> 16) & 0x3;
+}
+
int checkboard (void)
{
char *s = getenv ("serial#");
puts (", serial# ");
puts (s);
}
- putc ('\n');
+ printf(" (Rev. %d)\n", board_rev());
return (0);
}
-#if defined(CFG_DRAM_TEST)
-int testdram (void)
-{
- uint *pstart = (uint *) 0x00000000;
- uint *pend = (uint *) 0x08000000;
- uint *p;
-
- for (p = pstart; p < pend; p++)
- *p = 0xaaaaaaaa;
-
- for (p = pstart; p < pend; p++) {
- if (*p != 0xaaaaaaaa) {
- printf ("SDRAM test fails at: %08x\n", (uint) p);
- return 1;
- }
- }
-
- for (p = pstart; p < pend; p++)
- *p = 0x55555555;
-
- for (p = pstart; p < pend; p++) {
- if (*p != 0x55555555) {
- printf ("SDRAM test fails at: %08x\n", (uint) p);
- return 1;
- }
- }
- return 0;
-}
-#endif
-
/*************************************************************************
* pci_pre_init
*
* certain pre-initialization actions.
*
************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT)
+#if defined(CONFIG_PCI)
int pci_pre_init(struct pci_controller * hose )
{
unsigned long strap;
* The ocotea board is always configured as the host & requires the
* PCI arbiter to be enabled.
*--------------------------------------------------------------------------*/
- mfsdr(sdr_sdstp1, strap);
+ mfsdr(SDR0_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) && defined(CFG_PCI_PRE_INIT) */
+#endif /* defined(CONFIG_PCI) */
/*************************************************************************
* pci_target_init
* may not be sufficient for a given board.
*
************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT)
+#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT)
void pci_target_init(struct pci_controller * hose )
{
/*--------------------------------------------------------------------------+
* 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_PIM0LAL, CONFIG_SYS_SDRAM_BASE );
out32r( PCIX0_PIM0LAH, 0 );
out32r( PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1 );
/*--------------------------------------------------------------------------+
* Program the board's subsystem id/vendor id
*--------------------------------------------------------------------------*/
- out16r( PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID );
- out16r( PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID );
+ out16r( PCIX0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID );
+ out16r( PCIX0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID );
out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
+#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */
/*************************************************************************
* is_pci_host
*
************************************************************************/
#if defined(CONFIG_PCI)
+
+static void wait_for_pci_ready(void)
+{
+ /*
+ * Configure EREADY as input
+ */
+ out32(GPIO0_TCR, in32(GPIO0_TCR) & ~CONFIG_SYS_GPIO_EREADY);
+ udelay(1000);
+
+ for (;;) {
+ if (in32(GPIO0_IR) & CONFIG_SYS_GPIO_EREADY)
+ return;
+ }
+
+}
+
int is_pci_host(struct pci_controller *hose)
{
- /* The ocotea board is always configured as host. */
- return(1);
+ wait_for_pci_ready();
+ return 1; /* return 1 for host controller */
}
#endif /* defined(CONFIG_PCI) */
* pci_master_init
*
************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT)
+#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT)
void pci_master_init(struct pci_controller *hose)
{
- unsigned short temp_short;
-#if 0
- /*--------------------------------------------------------------------------+
- | Write the PowerPC440 PCI Configuration regs.
- | Enable PowerPC440 to be a master on the PCI bus (PMM).
- | Enable PowerPC440 to act as a PCI memory target (PTM).
- +--------------------------------------------------------------------------*/
- pci_read_config_word(0, PCI_COMMAND, &temp_short);
- pci_write_config_word(0, PCI_COMMAND,
- temp_short | PCI_COMMAND_MASTER |
- PCI_COMMAND_MEMORY);
-#endif
-#if 1
/*--------------------------------------------------------------------------+
| PowerPC440 PCI Master configuration.
| Map PLB/processor addresses to PCI memory space.
out32r( PCIX0_POM1SA, 0 ); /* disable */
out32r( PCIX0_POM2SA, 0 ); /* disable */
- out32r(PCIX0_POM0LAL, CFG_PCI_MEMBASE); /* PMM0 Local Address */
+ out32r(PCIX0_POM0LAL, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */
out32r(PCIX0_POM0LAH, 0x00000003); /* PMM0 Local Address */
- out32r(PCIX0_POM0PCIAL, CFG_PCI_MEMBASE); /* PMM0 PCI Low Address */
+ out32r(PCIX0_POM0PCIAL, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */
out32r(PCIX0_POM0PCIAH, 0x00000000); /* PMM0 PCI High Address */
out32r(PCIX0_POM0SA, ~(0x10000000 - 1) | 1); /* 256MB + enable region */
- out32r(PCIX0_POM1LAL, CFG_PCI_MEMBASE2); /* PMM0 Local Address */
+ out32r(PCIX0_POM1LAL, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */
out32r(PCIX0_POM1LAH, 0x00000003); /* PMM0 Local Address */
- out32r(PCIX0_POM1PCIAL, CFG_PCI_MEMBASE2); /* PMM0 PCI Low Address */
+ out32r(PCIX0_POM1PCIAL, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */
out32r(PCIX0_POM1PCIAH, 0x00000000); /* PMM0 PCI High Address */
out32r(PCIX0_POM1SA, ~(0x10000000 - 1) | 1); /* 256MB + enable region */
-
-#endif
}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */
+#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */
#ifdef CONFIG_POST
/*
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