]> git.karo-electronics.de Git - karo-tx-uboot.git/blobdiff - board/amcc/yucca/yucca.c
imported Ka-Ro specific additions to U-Boot 2009.08 for TX28
[karo-tx-uboot.git] / board / amcc / yucca / yucca.c
index e9b34dd249a9c9333c7cccf2138a978319fc0d81..06c7d625a49fcc4778a8dda006c4f641d99800d4 100755 (executable)
 
 #include <common.h>
 #include <ppc4xx.h>
-#include <asm/processor.h>
 #include <i2c.h>
-#include <asm-ppc/io.h>
+#include <netdev.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <asm/4xx_pcie.h>
 
 #include "yucca.h"
-#include "../cpu/ppc4xx/440spe_pcie.h"
 
-#undef PCIE_ENDPOINT
-/* #define PCIE_ENDPOINT 1 */
+DECLARE_GLOBAL_DATA_PTR;
 
 void fpga_init (void);
 
-void get_sys_info(PPC440_SYS_INFO *board_cfg );
-int compare_to_true(char *str );
-char *remove_l_w_space(char *in_str );
-char *remove_t_w_space(char *in_str );
-int get_console_port(void);
-unsigned long ppcMfcpr(unsigned long cpr_reg);
-unsigned long ppcMfsdr(unsigned long sdr_reg);
-
-int ppc440spe_init_pcie_rootport(int port);
-void ppc440spe_setup_pcie(struct pci_controller *hose, int port);
-
 #define DEBUG_ENV
 #ifdef DEBUG_ENV
 #define DEBUGF(fmt,args...) printf(fmt ,##args)
@@ -221,7 +210,7 @@ int board_early_init_f (void)
         |
         +-------------------------------------------------------------------*/
        /* Read Pin Strap Register in PPC440SP */
-       sdr0_pinstp = ppcMfsdr(SDR0_PINSTP);
+       mfsdr(SDR0_PINSTP, sdr0_pinstp);
        bootstrap_settings = sdr0_pinstp & SDR0_PINSTP_BOOTSTRAP_MASK;
 
        switch (bootstrap_settings) {
@@ -246,7 +235,7 @@ int board_early_init_f (void)
                         * Boot Settings in IIC EEprom address 0x50 or 0x54
                         * Read Serial Device Strap Register1 in PPC440SPe
                         */
-                       sdr0_sdstp1 = ppcMfsdr(SDR0_SDSTP1);
+                       mfsdr(SDR0_SDSTP1, sdr0_sdstp1);
                        boot_selection = sdr0_sdstp1 & SDR0_SDSTP1_ERPN_MASK;
                        ebc_data_width = sdr0_sdstp1 & SDR0_SDSTP1_EBCW_MASK;
 
@@ -541,10 +530,10 @@ int board_early_init_f (void)
        mtdcr (uic0sr, 0x00000000);     /* clear all interrupts */
        mtdcr (uic0sr, 0xffffffff);     /* clear all interrupts */
 
-       /* SDR0_MFR should be part of Ethernet init */
-       mfsdr (sdr_mfr, mfr);
-       mfr &= ~SDR0_MFR_ECS_MASK;
-       /*mtsdr(sdr_mfr, mfr);*/
+       mfsdr(sdr_mfr, mfr);
+       mfr |= SDR0_MFR_FIXD;           /* Workaround for PCI/DMA */
+       mtsdr(sdr_mfr, mfr);
+
        fpga_init();
 
        return 0;
@@ -564,306 +553,39 @@ int checkboard (void)
        return 0;
 }
 
-static long int yucca_probe_for_dimms(void)
-{
-       int     dimm_installed[MAXDIMMS];
-       int     dimm_num, result;
-       int     dimms_found = 0;
-       uchar   dimm_addr = IIC0_DIMM0_ADDR;
-       uchar   dimm_spd_data[MAX_SPD_BYTES];
-
-       for (dimm_num = 0; dimm_num < MAXDIMMS; dimm_num++) {
-               /* check if there is a chip at the dimm address */
-               switch (dimm_num) {
-                       case 0:
-                               dimm_addr = IIC0_DIMM0_ADDR;
-                               break;
-                       case 1:
-                               dimm_addr = IIC0_DIMM1_ADDR;
-                               break;
-               }
-
-               result = i2c_probe(dimm_addr);
-
-               memset(dimm_spd_data, 0, MAX_SPD_BYTES * sizeof(char));
-               if (result == 0) {
-                       /* read first byte of SPD data, if there is any data */
-                       result = i2c_read(dimm_addr, 0, 1, dimm_spd_data, 1);
-
-                       if (result == 0) {
-                               result = dimm_spd_data[0];
-                               result = result > MAX_SPD_BYTES ?
-                                               MAX_SPD_BYTES : result;
-                               result = i2c_read(dimm_addr, 0, 1,
-                                                       dimm_spd_data, result);
-                       }
-               }
-
-               if ((result == 0) &&
-                   (dimm_spd_data[64] == MICRON_SPD_JEDEC_ID)) {
-                       dimm_installed[dimm_num] = TRUE;
-                       dimms_found++;
-                       debug("DIMM slot %d: DDR2 SDRAM detected\n", dimm_num);
-               } else {
-                       dimm_installed[dimm_num] = FALSE;
-                       debug("DIMM slot %d: Not populated or cannot sucessfully probe the DIMM\n", dimm_num);
-               }
-       }
-
-       if (dimms_found == 0) {
-               printf("ERROR - No memory installed.  Install a DDR-SDRAM DIMM.\n\n");
-               hang();
-       }
-
-       if (dimm_installed[0] != TRUE) {
-               printf("\nERROR - DIMM slot 0 must be populated before DIMM slot 1.\n");
-               printf("        Unsupported configuration. Move DIMM module from DIMM slot 1 to slot 0.\n\n");
-               hang();
-       }
-
-       return dimms_found;
-}
-
-/*************************************************************************
- * init SDRAM controller with fixed value
- * the initialization values are for 2x MICRON DDR2
- * PN: MT18HTF6472DY-53EB2
- * 512MB, DDR2, 533, CL4, ECC, REG
- ************************************************************************/
-static long int fixed_sdram(void)
+/*
+ * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with
+ * board specific values.
+ */
+static int ppc440spe_rev_a(void)
 {
-       long int yucca_dimms = 0;
-
-       yucca_dimms = yucca_probe_for_dimms();
-
-       /* SDRAM0_MCOPT2 (0X21) Clear DCEN BIT  */
-       mtdcr( 0x10, 0x00000021 );
-       mtdcr( 0x11, 0x84000000 );
-
-       /* SDRAM0_MCOPT1 (0X20) ECC OFF / 64 bits / 4 banks / DDR2      */
-       mtdcr( 0x10, 0x00000020 );
-       mtdcr( 0x11, 0x2D122000 );
-
-       /* SET MCIF0_CODT   Die Termination On  */
-       mtdcr( 0x10, 0x00000026 );
-       if (yucca_dimms == 2)
-               mtdcr( 0x11, 0x2A800021 );
-       else if (yucca_dimms == 1)
-               mtdcr( 0x11, 0x02800021 );
-
-       /* On-Die Termination for Bank 0        */
-       mtdcr( 0x10, 0x00000022 );
-       if (yucca_dimms == 2)
-               mtdcr( 0x11, 0x18000000 );
-       else if (yucca_dimms == 1)
-               mtdcr( 0x11, 0x06000000 );
-
-       /*      On-Die Termination for Bank 1   */
-       mtdcr( 0x10, 0x00000023 );
-       if (yucca_dimms == 2)
-               mtdcr( 0x11, 0x18000000 );
-       else if (yucca_dimms == 1)
-               mtdcr( 0x11, 0x01800000 );
-
-       /*      On-Die Termination for Bank 2   */
-       mtdcr( 0x10, 0x00000024 );
-       if (yucca_dimms == 2)
-               mtdcr( 0x11, 0x01800000 );
-       else if (yucca_dimms == 1)
-               mtdcr( 0x11, 0x00000000 );
-
-       /*      On-Die Termination for Bank 3   */
-       mtdcr( 0x10, 0x00000025 );
-       if (yucca_dimms == 2)
-               mtdcr( 0x11, 0x01800000 );
-       else if (yucca_dimms == 1)
-               mtdcr( 0x11, 0x00000000 );
-
-       /* Refresh Time register (0x30) Refresh every 7.8125uS  */
-       mtdcr( 0x10, 0x00000030 );
-       mtdcr( 0x11, 0x08200000 );
-
-       /* SET MCIF0_MMODE       CL 4   */
-       mtdcr( 0x10, 0x00000088 );
-       mtdcr( 0x11, 0x00000642 );
-
-       /* MCIF0_MEMODE */
-       mtdcr( 0x10, 0x00000089 );
-       mtdcr( 0x11, 0x00000004 );
-
-       /*SET MCIF0_MB0CF       */
-       mtdcr( 0x10, 0x00000040 );
-       mtdcr( 0x11, 0x00000201 );
-
-       /* SET MCIF0_MB1CF      */
-       mtdcr( 0x10, 0x00000044 );
-       mtdcr( 0x11, 0x00000201 );
-
-       /* SET MCIF0_MB2CF      */
-       mtdcr( 0x10, 0x00000048 );
-       if (yucca_dimms == 2)
-               mtdcr( 0x11, 0x00000201 );
-       else if (yucca_dimms == 1)
-               mtdcr( 0x11, 0x00000000 );
-
-       /* SET MCIF0_MB3CF      */
-       mtdcr( 0x10, 0x0000004c );
-       if (yucca_dimms == 2)
-               mtdcr( 0x11, 0x00000201 );
-       else if (yucca_dimms == 1)
-               mtdcr( 0x11, 0x00000000 );
-
-       /* SET MCIF0_INITPLR0  # NOP            */
-       mtdcr( 0x10, 0x00000050 );
-       mtdcr( 0x11, 0xB5380000 );
-
-       /* SET MCIF0_INITPLR1  # PRE            */
-       mtdcr( 0x10, 0x00000051 );
-       mtdcr( 0x11, 0x82100400 );
-
-       /* SET MCIF0_INITPLR2  # EMR2           */
-       mtdcr( 0x10, 0x00000052 );
-       mtdcr( 0x11, 0x80820000 );
-
-       /* SET MCIF0_INITPLR3  # EMR3           */
-       mtdcr( 0x10, 0x00000053 );
-       mtdcr( 0x11, 0x80830000 );
-
-       /* SET MCIF0_INITPLR4  # EMR DLL ENABLE */
-       mtdcr( 0x10, 0x00000054 );
-       mtdcr( 0x11, 0x80810000 );
-
-       /* SET MCIF0_INITPLR5  # MR DLL RESET   */
-       mtdcr( 0x10, 0x00000055 );
-       mtdcr( 0x11, 0x80800542 );
-
-       /* SET MCIF0_INITPLR6  # PRE            */
-       mtdcr( 0x10, 0x00000056 );
-       mtdcr( 0x11, 0x82100400 );
-
-       /* SET MCIF0_INITPLR7  # Refresh        */
-       mtdcr( 0x10, 0x00000057 );
-       mtdcr( 0x11, 0x8A080000 );
-
-       /* SET MCIF0_INITPLR8  # Refresh        */
-       mtdcr( 0x10, 0x00000058 );
-       mtdcr( 0x11, 0x8A080000 );
-
-       /* SET MCIF0_INITPLR9  # Refresh        */
-       mtdcr( 0x10, 0x00000059 );
-       mtdcr( 0x11, 0x8A080000 );
-
-       /* SET MCIF0_INITPLR10 # Refresh        */
-       mtdcr( 0x10, 0x0000005A );
-       mtdcr( 0x11, 0x8A080000 );
-
-       /* SET MCIF0_INITPLR11 # MR             */
-       mtdcr( 0x10, 0x0000005B );
-       mtdcr( 0x11, 0x80800442 );
-
-       /* SET MCIF0_INITPLR12 # EMR OCD Default*/
-       mtdcr( 0x10, 0x0000005C );
-       mtdcr( 0x11, 0x80810380 );
-
-       /* SET MCIF0_INITPLR13 # EMR OCD Exit   */
-       mtdcr( 0x10, 0x0000005D );
-       mtdcr( 0x11, 0x80810000 );
-
-       /* 0x80: Adv Addr clock by 180 deg      */
-       mtdcr( 0x10, 0x00000080 );
-       mtdcr( 0x11, 0x80000000 );
-
-       /* 0x21: Exit self refresh, set DC_EN   */
-       mtdcr( 0x10, 0x00000021 );
-       mtdcr( 0x11, 0x28000000 );
-
-       /* 0x81: Write DQS Adv 90 + Fractional DQS Delay        */
-       mtdcr( 0x10, 0x00000081 );
-       mtdcr( 0x11, 0x80000800 );
-
-       /* MCIF0_SDTR1  */
-       mtdcr( 0x10, 0x00000085 );
-       mtdcr( 0x11, 0x80201000 );
-
-       /* MCIF0_SDTR2  */
-       mtdcr( 0x10, 0x00000086 );
-       mtdcr( 0x11, 0x42103242 );
-
-       /* MCIF0_SDTR3  */
-       mtdcr( 0x10, 0x00000087 );
-       mtdcr( 0x11, 0x0C100D14 );
-
-       /* SET MQ0_B0BAS  base addr 00000000 / 256MB    */
-       mtdcr( 0x40, 0x0000F800 );
-
-       /* SET MQ0_B1BAS  base addr 10000000 / 256MB    */
-       mtdcr( 0x41, 0x0400F800 );
-
-       /* SET MQ0_B2BAS  base addr 20000000 / 256MB    */
-       if (yucca_dimms == 2)
-               mtdcr( 0x42, 0x0800F800 );
-       else if (yucca_dimms == 1)
-               mtdcr( 0x42, 0x00000000 );
-
-       /* SET MQ0_B3BAS  base addr 30000000 / 256MB    */
-       if (yucca_dimms == 2)
-               mtdcr( 0x43, 0x0C00F800 );
-       else if (yucca_dimms == 1)
-               mtdcr( 0x43, 0x00000000 );
-
-       /* SDRAM_RQDC   */
-       mtdcr( 0x10, 0x00000070 );
-       mtdcr( 0x11, 0x8000003F );
-
-       /* SDRAM_RDCC   */
-       mtdcr( 0x10, 0x00000078 );
-       mtdcr( 0x11, 0x80000000 );
-
-       /* SDRAM_RFDC   */
-       mtdcr( 0x10, 0x00000074 );
-       mtdcr( 0x11, 0x00000220 );
-
-       return (yucca_dimms * 512) << 20;
+       if ((get_pvr() == PVR_440SPe_6_RA) || (get_pvr() == PVR_440SPe_RA))
+               return 1;
+       else
+               return 0;
 }
 
-long int initdram (int board_type)
-{
-       long dram_size = 0;
-
-       dram_size = fixed_sdram();
+u32 ddr_wrdtr(u32 default_val) {
+       /*
+        * Yucca boards with 440SPe rev. A need a slightly different setup
+        * for the MCIF0_WRDTR register.
+        */
+       if (ppc440spe_rev_a())
+               return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_270_DEG_ADV);
 
-       return dram_size;
+       return default_val;
 }
 
-#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;
+u32 ddr_clktr(u32 default_val) {
+       /*
+        * Yucca boards with 440SPe rev. A need a slightly different setup
+        * for the MCIF0_CLKTR register.
+        */
+       if (ppc440spe_rev_a())
+               return (SDRAM_CLKTR_CLKP_180_DEG_ADV);
 
-       for (p = pstart; p < pend; p++) {
-               if (*p != 0x55555555) {
-                       printf ("SDRAM test fails at: %08x\n", (uint) p);
-                       return 1;
-               }
-       }
-       return 0;
+       return default_val;
 }
-#endif
 
 /*************************************************************************
  *  pci_pre_init
@@ -877,7 +599,7 @@ int testdram (void)
  *     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;
@@ -894,7 +616,7 @@ int pci_pre_init(struct pci_controller * hose )
 
        return 1;
 }
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */
+#endif /* defined(CONFIG_PCI) */
 
 /*************************************************************************
  *  pci_target_init
@@ -904,11 +626,9 @@ int pci_pre_init(struct pci_controller * hose )
  *     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 )
 {
-       DECLARE_GLOBAL_DATA_PTR;
-
        /*-------------------------------------------------------------------+
         * Disable everything
         *-------------------------------------------------------------------*/
@@ -921,7 +641,7 @@ 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 );
        out32r( PCIX0_BAR0, 0 );
@@ -929,12 +649,12 @@ void pci_target_init(struct pci_controller * hose )
        /*-------------------------------------------------------------------+
         * 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 );
 }
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
+#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */
 
 #if defined(CONFIG_PCI)
 /*************************************************************************
@@ -958,7 +678,7 @@ int is_pci_host(struct pci_controller *hose)
        return 1;
 }
 
-int yucca_pcie_card_present(int port)
+static int yucca_pcie_card_present(int port)
 {
        u16 reg;
 
@@ -988,27 +708,27 @@ void yucca_setup_pcie_fpga_rootpoint(int port)
        case 0:
                rootpoint   = FPGA_REG1C_PE0_ROOTPOINT;
                endpoint    = 0;
-               power       = FPGA_REG1A_PE0_PWRON;
+               power       = FPGA_REG1A_PE0_PWRON;
                green_led   = FPGA_REG1A_PE0_GLED;
-               clock       = FPGA_REG1A_PE0_REFCLK_ENABLE;
+               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;
+               power       = FPGA_REG1A_PE1_PWRON;
                green_led   = FPGA_REG1A_PE1_GLED;
-               clock       = FPGA_REG1A_PE1_REFCLK_ENABLE;
+               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;
+               power       = FPGA_REG1A_PE2_PWRON;
                green_led   = FPGA_REG1A_PE2_GLED;
-               clock       = FPGA_REG1A_PE2_REFCLK_ENABLE;
+               clock       = FPGA_REG1A_PE2_REFCLK_ENABLE;
                yellow_led  = FPGA_REG1A_PE2_YLED;
                reset_off   = FPGA_REG1C_PE2_PERST;
                break;
@@ -1045,27 +765,27 @@ void yucca_setup_pcie_fpga_endpoint(int port)
        case 0:
                rootpoint   = FPGA_REG1C_PE0_ROOTPOINT;
                endpoint    = 0;
-               power       = FPGA_REG1A_PE0_PWRON;
+               power       = FPGA_REG1A_PE0_PWRON;
                green_led   = FPGA_REG1A_PE0_GLED;
-               clock       = FPGA_REG1A_PE0_REFCLK_ENABLE;
+               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;
+               power       = FPGA_REG1A_PE1_PWRON;
                green_led   = FPGA_REG1A_PE1_GLED;
-               clock       = FPGA_REG1A_PE1_REFCLK_ENABLE;
+               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;
+               power       = FPGA_REG1A_PE2_PWRON;
                green_led   = FPGA_REG1A_PE2_GLED;
-               clock       = FPGA_REG1A_PE2_REFCLK_ENABLE;
+               clock       = FPGA_REG1A_PE2_REFCLK_ENABLE;
                yellow_led  = FPGA_REG1A_PE2_YLED;
                reset_off   = FPGA_REG1C_PE2_PERST;
                break;
@@ -1085,60 +805,74 @@ void yucca_setup_pcie_fpga_endpoint(int port)
 
 static struct pci_controller pcie_hose[3] = {{0},{0},{0}};
 
-void pcie_setup_hoses(void)
+void pcie_setup_hoses(int busno)
 {
        struct pci_controller *hose;
        int i, bus;
+       int ret = 0;
+       char *env;
+       unsigned int delay;
 
        /*
         * assume we're called after the PCIX hose is initialized, which takes
         * bus ID 0 and therefore start numbering PCIe's from 1.
         */
-       bus = 1;
+       bus = busno;
        for (i = 0; i <= 2; i++) {
                /* Check for yucca card presence */
                if (!yucca_pcie_card_present(i))
                        continue;
 
-#ifdef PCIE_ENDPOINT
-               yucca_setup_pcie_fpga_endpoint(i);
-               if (ppc440spe_init_pcie_endport(i)) {
-#else
-               yucca_setup_pcie_fpga_rootpoint(i);
-               if (ppc440spe_init_pcie_rootport(i)) {
-#endif
-                       printf("PCIE%d: initialization failed\n", i);
+               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;
-               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
-                       );
+                       CONFIG_SYS_PCIE_MEMBASE + i * CONFIG_SYS_PCIE_MEMSIZE,
+                       CONFIG_SYS_PCIE_MEMBASE + i * CONFIG_SYS_PCIE_MEMSIZE,
+                       CONFIG_SYS_PCIE_MEMSIZE,
+                       PCI_REGION_MEM);
                hose->region_count = 1;
                pci_register_hose(hose);
 
-#ifdef PCIE_ENDPOINT
-               ppc440spe_setup_pcie_endpoint(hose, i);
-               /*
-                * Reson for no scanning is endpoint can not generate
-                * upstream configuration accesses.
-                */
-#else
-               ppc440spe_setup_pcie_rootpoint(hose, i);
-               /*
-                * Config access can only go down stream
-                */
-               hose->last_busno = pci_hose_scan(hose);
-#endif
+               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;
+               }
        }
 }
 #endif /* defined(CONFIG_PCI) */
@@ -1146,10 +880,6 @@ void pcie_setup_hoses(void)
 int misc_init_f (void)
 {
        uint reg;
-#if defined(CONFIG_STRESS)
-       uint i ;
-       uint disp;
-#endif
 
        out16(FPGA_REG10, (in16(FPGA_REG10) &
                        ~(FPGA_REG10_AUTO_NEG_DIS|FPGA_REG10_RESET_ETH)) |
@@ -1164,67 +894,23 @@ int misc_init_f (void)
 
        /* minimal init for PCIe */
        /* pci express 0 Endpoint Mode */
-       mfsdr(SDR0_PE0DLPSET, reg);
+       mfsdr(SDRN_PESDR_DLPSET(0), reg);
        reg &= (~0x00400000);
-       mtsdr(SDR0_PE0DLPSET, reg);
+       mtsdr(SDRN_PESDR_DLPSET(0), reg);
        /* pci express 1 Rootpoint  Mode */
-       mfsdr(SDR0_PE1DLPSET, reg);
+       mfsdr(SDRN_PESDR_DLPSET(1), reg);
        reg |= 0x00400000;
-       mtsdr(SDR0_PE1DLPSET, reg);
+       mtsdr(SDRN_PESDR_DLPSET(1), reg);
        /* pci express 2 Rootpoint  Mode */
-       mfsdr(SDR0_PE2DLPSET, reg);
+       mfsdr(SDRN_PESDR_DLPSET(2), reg);
        reg |= 0x00400000;
-       mtsdr(SDR0_PE2DLPSET, reg);
+       mtsdr(SDRN_PESDR_DLPSET(2), reg);
 
        out16(FPGA_REG1C,(in16 (FPGA_REG1C) &
                                ~FPGA_REG1C_PE0_ROOTPOINT &
                                ~FPGA_REG1C_PE1_ENDPOINT  &
                                ~FPGA_REG1C_PE2_ENDPOINT));
 
-#if defined(CONFIG_STRESS)
-       /*
-        * all this setting done by linux only needed by stress an charac. test
-        * procedure
-        * PCIe 1 Rootpoint PCIe2 Endpoint
-        * PCIe 0 FIR Pre-emphasis Filter Coefficients & Transmit Driver
-        * Power Level
-        */
-       for (i = 0, disp = 0; i < 8; i++, disp += 3) {
-               mfsdr(SDR0_PE0HSSSET1L0 + disp, reg);
-               reg |= 0x33000000;
-               mtsdr(SDR0_PE0HSSSET1L0 + disp, reg);
-       }
-
-       /*
-        * PCIe 1 FIR Pre-emphasis Filter Coefficients & Transmit Driver
-        * Power Level
-        */
-       for (i = 0, disp = 0; i < 4; i++, disp += 3) {
-               mfsdr(SDR0_PE1HSSSET1L0 + disp, reg);
-               reg |= 0x33000000;
-               mtsdr(SDR0_PE1HSSSET1L0 + disp, reg);
-       }
-
-       /*
-        * PCIE 2 FIR Pre-emphasis Filter Coefficients & Transmit Driver
-        * Power Level
-        */
-       for (i = 0, disp = 0; i < 4; i++, disp += 3) {
-               mfsdr(SDR0_PE2HSSSET1L0 + disp, reg);
-               reg |= 0x33000000;
-               mtsdr(SDR0_PE2HSSSET1L0 + disp, reg);
-       }
-
-       reg = 0x21242222;
-       mtsdr(SDR0_PE2UTLSET1, reg);
-       reg = 0x11000000;
-       mtsdr(SDR0_PE2UTLSET2, reg);
-       /* pci express 1 Endpoint  Mode */
-       reg = 0x00004000;
-       mtsdr(SDR0_PE2DLPSET, reg);
-
-       mtsdr(SDR0_UART1, 0x2080005a);  /* patch for TG */
-#endif
        return 0;
 }
 
@@ -1268,41 +954,8 @@ int onboard_pci_arbiter_selected(int core_pci)
        return (BOARD_OPTION_NOT_SELECTED);
 }
 
-/*---------------------------------------------------------------------------+
- | ppcMfcpr.
- +---------------------------------------------------------------------------*/
-unsigned long ppcMfcpr(unsigned long cpr_reg)
-{
-       unsigned long msr;
-       unsigned long cpr_cfgaddr_temp;
-       unsigned long cpr_value;
-
-       msr = (mfmsr () & ~(MSR_EE));
-       cpr_cfgaddr_temp =  mfdcr(CPR0_CFGADDR);
-       mtdcr(CPR0_CFGADDR, cpr_reg);
-       cpr_value =  mfdcr(CPR0_CFGDATA);
-       mtdcr(CPR0_CFGADDR, cpr_cfgaddr_temp);
-       mtmsr(msr);
-
-       return (cpr_value);
-}
-
-/*----------------------------------------------------------------------------+
-| Indirect Access of the System DCR's (SDR)
-| ppcMfsdr
-+----------------------------------------------------------------------------*/
-unsigned long ppcMfsdr(unsigned long sdr_reg)
+int board_eth_init(bd_t *bis)
 {
-       unsigned long msr;
-       unsigned long sdr_cfgaddr_temp;
-       unsigned long sdr_value;
-
-       msr = (mfmsr () & ~(MSR_EE));
-       sdr_cfgaddr_temp =  mfdcr(SDR0_CFGADDR);
-       mtdcr(SDR0_CFGADDR, sdr_reg);
-       sdr_value =  mfdcr(SDR0_CFGDATA);
-       mtdcr(SDR0_CFGADDR, sdr_cfgaddr_temp);
-       mtmsr(msr);
-
-       return (sdr_value);
+       cpu_eth_init(bis);
+       return pci_eth_init(bis);
 }