#include <asm/processor.h>
#include <ppc440.h>
#include <asm/io.h>
+#include <asm/4xx_pci.h>
+
#include "../common/nm.h"
DECLARE_GLOBAL_DATA_PTR;
-extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
+extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS];
#undef BOOTSTRAP_OPTION_A_ACTIVE
#define SDR0_ECID2 0x0082
#define SDR0_ECID3 0x0083
-#define SYS_IO_ADDRESS (CFG_CS_2 + 0x00e00000)
-#define SYS_SLOT_ADDRESS (CFG_CPLD + 0x00400000)
-#define HCU_DIGITAL_IO_REGISTER (CFG_CPLD + 0x0500000)
+#define SYS_IO_ADDRESS (CONFIG_SYS_CS_2 + 0x00e00000)
+#define SYS_SLOT_ADDRESS (CONFIG_SYS_CPLD + 0x00400000)
+#define HCU_DIGITAL_IO_REGISTER (CONFIG_SYS_CPLD + 0x0500000)
#define HCU_SW_INSTALL_REQUESTED 0x10
/*
* This function is run very early, out of flash, and before devices are
- * initialized. It is called by lib_ppc/board.c:board_init_f by virtue
+ * initialized. It is called by arch/ppc/lib/board.c:board_init_f by virtue
* of being in the init_sequence array.
*
* The SDRAM has been initialized already -- start.S:start called
/*
* Initiate system reset in debug control register DBCR
*/
- dbcr = mfspr(dbcr0);
- mtspr(dbcr0, dbcr | CHIP_RESET);
+ dbcr = mfspr(SPRN_DBCR0);
+ mtspr(SPRN_DBCR0, dbcr | CHIP_RESET);
}
mtsdr(SDR0_CP440, 0x0EAAEA02); /* [Nto1] = 1*/
#endif
- mtdcr(ebccfga, xbcfg);
- mtdcr(ebccfgd, 0xb8400000);
+ mtdcr(EBC0_CFGADDR, EBC0_CFG);
+ mtdcr(EBC0_CFGDATA, 0xb8400000);
/*
* Setup the GPIO pins
/*
* Setup the interrupt controller polarities, triggers, etc.
*/
- mtdcr(uic0sr, 0xffffffff); /* clear all */
- mtdcr(uic0er, 0x00000000); /* disable all */
- mtdcr(uic0cr, 0x00000005); /* ATI & UIC1 crit are critical */
- mtdcr(uic0pr, 0xfffff7ff); /* per ref-board manual */
- mtdcr(uic0tr, 0x00000000); /* per ref-board manual */
- mtdcr(uic0vr, 0x00000000); /* int31 highest, base=0x000 */
- mtdcr(uic0sr, 0xffffffff); /* clear all */
-
- mtdcr(uic1sr, 0xffffffff); /* clear all */
- mtdcr(uic1er, 0x00000000); /* disable all */
- mtdcr(uic1cr, 0x00000000); /* all non-critical */
- mtdcr(uic1pr, 0xffffffff); /* per ref-board manual */
- mtdcr(uic1tr, 0x00000000); /* per ref-board manual */
- mtdcr(uic1vr, 0x00000000); /* 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, 0x00000000); /* per ref-board manual */
- mtdcr(uic2vr, 0x00000000); /* int31 highest, base=0x000 */
- mtdcr(uic2sr, 0xffffffff); /* clear all */
- mtsdr(sdr_pfc0, 0x00003E00); /* Pin function: */
- mtsdr(sdr_pfc1, 0x00848000); /* Pin function: UART0 has 4 pins */
+ mtdcr(UIC0SR, 0xffffffff); /* clear all */
+ mtdcr(UIC0ER, 0x00000000); /* disable all */
+ mtdcr(UIC0CR, 0x00000005); /* ATI & UIC1 crit are critical */
+ mtdcr(UIC0PR, 0xfffff7ff); /* per ref-board manual */
+ mtdcr(UIC0TR, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC0VR, 0x00000000); /* int31 highest, base=0x000 */
+ mtdcr(UIC0SR, 0xffffffff); /* clear all */
+
+ mtdcr(UIC1SR, 0xffffffff); /* clear all */
+ mtdcr(UIC1ER, 0x00000000); /* disable all */
+ mtdcr(UIC1CR, 0x00000000); /* all non-critical */
+ mtdcr(UIC1PR, 0xffffffff); /* per ref-board manual */
+ mtdcr(UIC1TR, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC1VR, 0x00000000); /* 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, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC2VR, 0x00000000); /* int31 highest, base=0x000 */
+ mtdcr(UIC2SR, 0xffffffff); /* clear all */
+ mtsdr(SDR0_PFC0, 0x00003E00); /* Pin function: */
+ mtsdr(SDR0_PFC1, 0x00848000); /* Pin function: UART0 has 4 pins */
/* setup BOOT FLASH */
mtsdr(SDR0_CUST0, 0xC0082350);
*/
u32 get_serial_number(void)
{
- u32 *serial = (u32 *)CFG_FLASH_BASE;
+ u32 *serial = (u32 *)CONFIG_SYS_FLASH_BASE;
if (in_be32(serial) == 0xffffffff)
return 0;
unsigned long usb2phy0cr, usb2h0cr = 0;
unsigned long sdr0_pfc1;
-#ifdef CFG_ENV_IS_IN_FLASH
+#ifdef CONFIG_ENV_IS_IN_FLASH
/* Monitor protection ON by default */
(void)flash_protect(FLAG_PROTECT_SET,
- -CFG_MONITOR_LEN,
+ -CONFIG_SYS_MONITOR_LEN,
0xffffffff,
&flash_info[0]);
-#ifdef CFG_ENV_ADDR_REDUND
+#ifdef CONFIG_ENV_ADDR_REDUND
/* Env protection ON by default */
(void)flash_protect(FLAG_PROTECT_SET,
- CFG_ENV_ADDR_REDUND,
- CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1,
+ CONFIG_ENV_ADDR_REDUND,
+ CONFIG_ENV_ADDR_REDUND + 2*CONFIG_ENV_SECT_SIZE - 1,
&flash_info[0]);
#endif
#endif
/* We cannot easily enable trace before, as there are other
* routines messing around with sdr0_pfc1. And I do not need it.
*/
- if (mfspr(dbcr0) & 0x80000000) {
+ if (mfspr(SPRN_DBCR0) & 0x80000000) {
/* External debugger alive
* enable trace facilty for Lauterbach
- * CCR0[DTB]=0 Enable broadcast of trace information
- * SDR0_PFC0[TRE] Trace signals are enabled instead of
+ * CCR0[DTB]=0 Enable broadcast of trace information
+ * SDR0_PFC0[TRE] Trace signals are enabled instead of
* GPIO49-63
*/
- mtspr(ccr0, mfspr(ccr0) &~ (CCR0_DTB));
+ mtspr(SPRN_CCR0, mfspr(SPRN_CCR0) &~ (CCR0_DTB));
mtsdr(SDR0_PFC0, sdr0_pfc1 | SDR0_PFC0_TRE_ENABLE);
}
return 0;
{
u32 reg;
- mfsdr(sdr_pci0, reg);
+ mfsdr(SDR0_PCI0, reg);
return (reg & SDR0_XCR_PAE_MASK);
}
* Set priority for all PLB3 devices to 0.
* Set PLB3 arbiter to fair mode.
*/
- mfsdr(sdr_amp1, addr);
- mtsdr(sdr_amp1, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(plb3_acr);
- mtdcr(plb3_acr, addr | 0x80000000); /* Sequoia */
+ mfsdr(SD0_AMP1, addr);
+ mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00);
+ addr = mfdcr(PLB3_ACR);
+ mtdcr(PLB3_ACR, addr | 0x80000000); /* Sequoia */
/*
* Set priority for all PLB4 devices to 0.
*/
- mfsdr(sdr_amp0, addr);
- mtsdr(sdr_amp0, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(plb4_acr) | 0xa0000000; /* Was 0x8---- */
- mtdcr(plb4_acr, addr); /* Sequoia */
+ mfsdr(SD0_AMP0, addr);
+ mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00);
+ addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */
+ mtdcr(PLB4_ACR, addr); /* Sequoia */
/*
* As of errata version 0.4, CHIP_8: Incorrect Write to DDR SDRAM.
* Workaround: Disable write pipelining to DDR SDRAM by setting
* PLB0_ACR[WRP] = 0.
*/
- mtdcr(plb0_acr, 0); /* PATCH HAB: WRITE PIPELINING OFF */
+ mtdcr(PLB0_ACR, 0); /* PATCH HAB: WRITE PIPELINING OFF */
/* Segment1 */
- mtdcr(plb1_acr, 0); /* PATCH HAB: WRITE PIPELINING OFF */
+ mtdcr(PLB1_ACR, 0); /* PATCH HAB: WRITE PIPELINING OFF */
return board_with_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.
- *
- */
-void pci_target_init(struct pci_controller *hose)
-{
- if (!board_with_pci()) { return; }
- /*
- * Set up Direct MMIO registers
- *
- * PowerPC440EPX PCI Master configuration.
- * Map one 1Gig range of PLB/processor addresses to PCI memory space.
- * PLB address 0xA0000000-0xDFFFFFFF ==> PCI address
- * 0xA0000000-0xDFFFFFFF
- * Use byte reversed out routines to handle endianess.
- * Make this region non-prefetchable.
- */
- /* PMM0 Mask/Attribute - disabled b4 setting */
- out32r(PCIX0_PMM0MA, 0x00000000);
- out32r(PCIX0_PMM0LA, CFG_PCI_MEMBASE); /* PMM0 Local Address */
- /* PMM0 PCI Low Address */
- out32r(PCIX0_PMM0PCILA, CFG_PCI_MEMBASE);
- out32r(PCIX0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */
- /* 512M + No prefetching, and enable region */
- out32r(PCIX0_PMM0MA, 0xE0000001);
-
- /* PMM0 Mask/Attribute - disabled b4 setting */
- out32r(PCIX0_PMM1MA, 0x00000000);
- out32r(PCIX0_PMM1LA, CFG_PCI_MEMBASE2); /* PMM0 Local Address */
- /* PMM0 PCI Low Address */
- out32r(PCIX0_PMM1PCILA, CFG_PCI_MEMBASE2);
- out32r(PCIX0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */
- /* 512M + No prefetching, and enable region */
- out32r(PCIX0_PMM1MA, 0xE0000001);
-
- out32r(PCIX0_PTM1MS, 0x00000001); /* Memory Size/Attribute */
- out32r(PCIX0_PTM1LA, 0); /* Local Addr. Reg */
- out32r(PCIX0_PTM2MS, 0); /* Memory Size/Attribute */
- out32r(PCIX0_PTM2LA, 0); /* Local Addr. Reg */
-
- /*
- * Set up Configuration registers
- */
-
- /* Program the board's subsystem id/vendor id */
- pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID,
- CFG_PCI_SUBSYS_VENDORID);
- pci_write_config_word(0, PCI_SUBSYSTEM_ID, CFG_PCI_SUBSYS_ID);
-
- /* Configure command register as bus master */
- pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER);
-
- /* 240nS PCI clock */
- pci_write_config_word(0, PCI_LATENCY_TIMER, 1);
-
- /* No error reporting */
- pci_write_config_word(0, PCI_ERREN, 0);
-
- pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101);
-}
-
-/*
- * pci_master_init
- *
+ * Override weak default pci_master_init()
*/
void pci_master_init(struct pci_controller *hose)
{
- unsigned short temp_short;
- if (!board_with_pci()) { return; }
-
- /*---------------------------------------------------------------
- * Write the PowerPC440 EP PCI Configuration regs.
- * Enable PowerPC440 EP to be a master on the PCI bus (PMM).
- * Enable PowerPC440 EP 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);
-}
+ if (!board_with_pci())
+ return;
-/*
- * 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)
-{
- return 1;
+ __pci_master_init(hose);
}
#endif /* defined(CONFIG_PCI) */
-#if defined(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 0; /* No hotkeys supported */
-}
-#endif /* CONFIG_POST */
-
#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
void ft_board_setup(void *blob, bd_t *bd)
{
}
#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
+
+/*
+ * Hardcoded flash setup:
+ * Flash 0 is a non-CFI AMD AM29F040 flash, 8 bit flash / 8 bit bus.
+ */
+ulong board_flash_get_legacy (ulong base, int banknum, flash_info_t * info)
+{
+ if (banknum == 0) { /* non-CFI boot flash */
+ info->portwidth = 1;
+ info->chipwidth = 1;
+ info->interface = FLASH_CFI_X8;
+ return 1;
+ } else
+ return 0;
+}
projects / people / ms / u-boot.git / blobdiff