Add PCI support for the TQM834x board.
authorRafal Jaworowski <raj@pollux.denx.de>
Mon, 17 Oct 2005 00:39:53 +0000 (02:39 +0200)
committerRafal Jaworowski <raj@pollux.denx.de>
Mon, 17 Oct 2005 00:39:53 +0000 (02:39 +0200)
13 files changed:
CHANGELOG
board/tqm834x/Makefile
board/tqm834x/pci.c [new file with mode: 0644]
board/tqm834x/tqm834x.c
cpu/mpc83xx/Makefile
cpu/mpc83xx/cpu.c
cpu/mpc83xx/pci.c [deleted file]
cpu/mpc83xx/speed.c
drivers/pci.c
drivers/pci_auto.c
include/asm-ppc/global_data.h
include/asm-ppc/immap_83xx.h
include/configs/TQM834x.h

index 33cd983e84816f6ec6475ba6cbf1308c8cc5e11c..a6e8e65bab3ffe0b8d8880151e684f1c82604c53 100644 (file)
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,8 @@
 Changes for U-Boot 1.1.4:
 ======================================================================
 
+* Add PCI support for the TQM834x board.
+
 * Add fat & ext2 support to AMCC 440EP boards Yosemite & Bamboo.
   Fix identation on ext2ls help entry.
   Patch by Stefan Roese, 14 Oct 2005
index 4327b0d3ef3f89c1972e149e2f6a6227ea17f6f8..3ecc7d090e2541c82c52d4d62a2b02b3088f19c8 100644 (file)
@@ -24,7 +24,7 @@ include $(TOPDIR)/config.mk
 
 LIB    = lib$(BOARD).a
 
-OBJS   := $(BOARD).o
+OBJS   = $(BOARD).o pci.o
 
 $(LIB):        $(OBJS) $(SOBJS)
        $(AR) crv $@ $(OBJS)
diff --git a/board/tqm834x/pci.c b/board/tqm834x/pci.c
new file mode 100644 (file)
index 0000000..6111d03
--- /dev/null
@@ -0,0 +1,220 @@
+/*
+ * (C) Copyright 2005
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ */
+
+#include <asm/mmu.h>
+#include <common.h>
+#include <pci.h>
+
+#ifdef CONFIG_PCI
+
+/* System RAM mapped to PCI space */
+#define CONFIG_PCI_SYS_MEM_BUS CFG_SDRAM_BASE
+#define CONFIG_PCI_SYS_MEM_PHYS        CFG_SDRAM_BASE
+#define CONFIG_PCI_SYS_MEM_SIZE        (1024 * 1024 * 1024)
+
+#ifndef CONFIG_PCI_PNP
+static struct pci_config_table pci_tqm834x_config_table[] = {
+       {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
+        PCI_IDSEL_NUMBER, PCI_ANY_ID,
+        pci_cfgfunc_config_device, {PCI_ENET0_IOADDR,
+                                    PCI_ENET0_MEMADDR,
+                                    PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER
+               }
+       },
+       {}
+};
+#endif
+
+static struct pci_controller pci1_hose = {
+#ifndef CONFIG_PCI_PNP
+       config_table:pci_tqm834x_config_table,
+#endif
+};
+
+
+/**************************************************************************
+ * pci_init_board()
+ *
+ * NOTICE: MPC8349 internally has two PCI controllers (PCI1 and PCI2) but since
+ * per TQM834x design physical connections to external devices (PCI sockets)
+ * are routed only to the PCI1 we do not account for the second one - this code
+ * supports PCI1 module only. Should support for the PCI2 be required in the
+ * future it needs a separate pci_controller structure (above) and handling -
+ * please refer to other boards' implementation for dual PCI host controllers,
+ * for example board/Marvell/db64360/pci.c, pci_init_board()
+ *
+ */
+void
+pci_init_board(void)
+{
+       volatile immap_t *      immr;
+       volatile clk8349_t *    clk;
+       volatile law8349_t *    pci_law;
+       volatile pot8349_t *    pci_pot;
+       volatile pcictrl8349_t *        pci_ctrl;
+       volatile pciconf8349_t *        pci_conf;
+       u16 reg16;
+       u32 reg32;
+       struct  pci_controller * hose;
+
+       immr = (immap_t *)CFG_IMMRBAR;
+       clk = (clk8349_t *)&immr->clk;
+       pci_law = immr->sysconf.pcilaw;
+       pci_pot = immr->ios.pot;
+       pci_ctrl = immr->pci_ctrl;
+       pci_conf = immr->pci_conf;
+
+       hose = &pci1_hose;
+       
+       /*
+        * Configure PCI controller and PCI_CLK_OUTPUT 
+        */
+
+       /*
+        * WARNING! only PCI_CLK_OUTPUT1 is enabled here as this is the one
+        * line actually used for clocking all external PCI devices in TQM83xx.
+        * Enabling other PCI_CLK_OUTPUT lines may lead to board's hang for 
+        * unknown reasons - particularly PCI_CLK_OUTPUT6 and PCI_CLK_OUTPUT7
+        * are known to hang the board; this issue is under investigation 
+        * (13 oct 05)
+        */
+       reg32 = OCCR_PCICOE1;
+#if 0  
+       /* enabling all PCI_CLK_OUTPUT lines HANGS the board... */
+       reg32 = 0xff000000;
+#endif 
+       if (clk->spmr & SPMR_CKID) {
+               /* PCI Clock is half CONFIG_83XX_CLKIN so need to set up OCCR
+                * fields accordingly */
+               reg32 |= (OCCR_PCI1CR | OCCR_PCI2CR);
+               
+               reg32 |= (OCCR_PCICD0 | OCCR_PCICD1 | OCCR_PCICD2 \
+                         | OCCR_PCICD3 | OCCR_PCICD4 | OCCR_PCICD5 \
+                         | OCCR_PCICD6 | OCCR_PCICD7);
+       }
+
+       clk->occr = reg32;
+       udelay(2000);
+
+       /*
+        * Release PCI RST Output signal
+        */
+       pci_ctrl[0].gcr = 0;
+       udelay(2000);
+       pci_ctrl[0].gcr = 1;
+       udelay(2000);
+
+       /*
+        * Configure PCI Local Access Windows
+        */
+       pci_law[0].bar = CFG_PCI1_MEM_PHYS & LAWBAR_BAR;
+       pci_law[0].ar = LAWAR_EN | LAWAR_TRGT_IF_PCI1 | LAWAR_SIZE_512M;
+
+       pci_law[1].bar = CFG_PCI1_IO_PHYS & LAWBAR_BAR;
+       pci_law[1].ar = LAWAR_EN | LAWAR_TRGT_IF_PCI1 | LAWAR_SIZE_16M;
+
+       /*
+        * Configure PCI Outbound Translation Windows
+        */
+
+       /* PCI1 mem space */ 
+       pci_pot[0].potar = (CFG_PCI1_MEM_BASE >> 12) & POTAR_TA_MASK;
+       pci_pot[0].pobar = (CFG_PCI1_MEM_PHYS >> 12) & POBAR_BA_MASK;
+       pci_pot[0].pocmr = POCMR_EN | (POCMR_CM_512M & POCMR_CM_MASK);
+
+       /* PCI1 IO space */
+       pci_pot[1].potar = (CFG_PCI1_IO_BASE >> 12) & POTAR_TA_MASK;
+       pci_pot[1].pobar = (CFG_PCI1_IO_PHYS >> 12) & POBAR_BA_MASK;
+       pci_pot[1].pocmr = POCMR_EN | POCMR_IO | (POCMR_CM_16M & POCMR_CM_MASK);
+
+       /*
+        * Configure PCI Inbound Translation Windows
+        */
+
+       /* we need RAM mapped to PCI space for the devices to 
+        * access main memory */ 
+       pci_ctrl[0].pitar1 = 0x0;
+       pci_ctrl[0].pibar1 = 0x0;
+       pci_ctrl[0].piebar1 = 0x0;
+       pci_ctrl[0].piwar1 = PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP | PIWAR_IWS_256M;
+
+       hose->first_busno = 0;
+       hose->last_busno = 0xff;
+
+       /* PCI memory space */
+       pci_set_region(hose->regions + 0,
+                      CFG_PCI1_MEM_BASE,
+                      CFG_PCI1_MEM_PHYS,
+                      CFG_PCI1_MEM_SIZE,
+                      PCI_REGION_MEM);
+
+       /* PCI IO space */
+       pci_set_region(hose->regions + 1,
+                      CFG_PCI1_IO_BASE,
+                      CFG_PCI1_IO_PHYS,
+                      CFG_PCI1_IO_SIZE,
+                      PCI_REGION_IO);
+
+       /* System memory space */
+       pci_set_region(hose->regions + 2,
+                      CONFIG_PCI_SYS_MEM_BUS,
+                       CONFIG_PCI_SYS_MEM_PHYS,
+                       CONFIG_PCI_SYS_MEM_SIZE,
+                       PCI_REGION_MEM | PCI_REGION_MEMORY);
+                      
+       hose->region_count = 3;
+
+       pci_setup_indirect(hose,
+                          (CFG_IMMRBAR+0x8300),
+                          (CFG_IMMRBAR+0x8304));
+
+       pci_register_hose(hose);
+
+       /*
+        * Write to Command register
+        */
+       reg16 = 0xff;
+       pci_hose_read_config_word (hose, PCI_BDF(0,0,0), PCI_COMMAND, 
+                                       &reg16);
+       reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
+       pci_hose_write_config_word(hose, PCI_BDF(0,0,0), PCI_COMMAND, 
+                                       reg16);
+
+       /*
+        * Clear non-reserved bits in status register.
+        */
+       pci_hose_write_config_word(hose, PCI_BDF(0,0,0), PCI_STATUS, 
+                                       0xffff);
+       pci_hose_write_config_byte(hose, PCI_BDF(0,0,0), PCI_LATENCY_TIMER, 
+                                       0x80);
+
+#ifdef CONFIG_PCI_SCAN_SHOW
+       printf("PCI:   Bus Dev VenId DevId Class Int\n");
+#endif
+       /*
+        * Hose scan.
+        */
+       hose->last_busno = pci_hose_scan(hose);
+}
+#endif /* CONFIG_PCI */
index 9e620eb27ce32c41bb68ee73101c5b03eb626697..f681dc8b745c361cd5162ea140147be65b6faffd 100644 (file)
 #include <spd.h>
 #include <miiphy.h>
 #include <asm-ppc/mmu.h>
-
-#if defined(CONFIG_PCI)
 #include <pci.h>
-#endif
 
 #define IOSYNC                 asm("eieio")
 #define ISYNC                  asm("isync")
@@ -145,37 +142,32 @@ int checkboard (void)
        puts("Board: TQM834x\n");
 
 #ifdef CONFIG_PCI
-       printf("PCI1:  32 bit, %d MHz (compiled)\n",
-                       CONFIG_SYS_CLK_FREQ / 1000000);
-#else
-       printf("PCI1:  disabled\n");
-#endif
-
-       return 0;
-}
-
-#if defined(CONFIG_PCI)
-/*
- * Initialize PCI Devices, report devices found
- */
+       DECLARE_GLOBAL_DATA_PTR;
+       volatile immap_t * immr;
+       u32 w, f;
 
-/* FIXME: No PCI support */
+       immr = (immap_t *)CFG_IMMRBAR;
+       if (!(immr->reset.rcwh & RCWH_PCIHOST)) {
+               printf("PCI:   NOT in host mode..?!\n");
+               return 0;
+       }
 
-#endif /* CONFIG_PCI */
+       /* get bus width */
+       w = 32;
+       if (immr->reset.rcwh & RCWH_PCI64) 
+               w = 64;
 
-/**************************************************************************
- * pci_init_board()
- */
-void
-pci_init_board(void)
-{
-#ifdef CONFIG_PCI
-       extern void pci_mpc83xx_init(volatile struct pci_controller *hose);
+       /* get clock */
+       f = gd->pci_clk;
 
-       pci_mpc83xx_init(hose);
-#endif /* CONFIG_PCI */
+       printf("PCI1:  %d bit, %d MHz\n", w, f / 1000000);
+#else
+       printf("PCI:   disabled\n");
+#endif
+       return 0;
 }
 
+
 /**************************************************************************
  *
  * Local functions
index 14574f45e289042b247ec485c865a0de3d5c461e..60df4cdec6a115f66082dcaf21e0a49ae6cfe404 100644 (file)
@@ -32,7 +32,6 @@ COBJS = traps.o \
          cpu_init.o \
          speed.o \
          interrupts.o \
-         pci.o \
          i2c.o \
          spd_sdram.o
 
index 7a1f939ba0d599ac6ed40e95e691e9a984b174dc..8c9b515fa5c72aa3346e1c282010f8b2e5c1aa9c 100644 (file)
@@ -60,7 +60,9 @@ int checkcpu(void)
                puts("Rev: Unknown\n");
                return -1;      /* Not sure what this is */
        }
-       printf("Rev: %02x at %s MHz\n",pvr & 0x0000FFFF, strmhz(buf, clock));
+       printf("Rev: %d.%d at %s MHz\n", (pvr & 0xf0) >> 4,
+               (pvr & 0x0f), strmhz(buf, clock));
+
        return 0;
 }
 
diff --git a/cpu/mpc83xx/pci.c b/cpu/mpc83xx/pci.c
deleted file mode 100644 (file)
index df7a540..0000000
+++ /dev/null
@@ -1,252 +0,0 @@
-/*
- * Copyright 2004 Freescale Semiconductor.
- * Copyright (C) 2003 Motorola Inc.
- * Xianghua Xiao (x.xiao@motorola.com)
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- * Change log:
- *
- * 20050101: Eran Liberty (liberty@freescale.com)
- *           Initial file creating (porting from 85XX & 8260)
- */
-
-/*
- * PCI Configuration space access support for MPC85xx PCI Bridge
- */
-#include <asm/mmu.h>
-#include <asm/io.h>
-#include <common.h>
-#include <pci.h>
-
-#if defined(CONFIG_MPC8349ADS) || defined(CONFIG_TQM834X)
-#include <asm/i2c.h>
-#endif
-
-#if defined(CONFIG_PCI)
-
-void
-pci_mpc83xx_init(volatile struct pci_controller *hose)
-{
-       volatile immap_t *      immr;
-       volatile clk8349_t *    clk;
-       volatile law8349_t *    pci_law;
-       volatile pot8349_t *    pci_pot;
-       volatile pcictrl8349_t *        pci_ctrl;
-       volatile pciconf8349_t *        pci_conf;
-
-       u8 val8,tmp8,ret;
-       u16 reg16,tmp16;
-       u32 val32,tmp32;
-
-       immr = (immap_t *)CFG_IMMRBAR;
-       clk = (clk8349_t *)&immr->clk;
-       pci_law = immr->sysconf.pcilaw;
-       pci_pot = immr->ios.pot;
-       pci_ctrl = immr->pci_ctrl;
-       pci_conf = immr->pci_conf;
-
-       /*
-        * Configure PCI controller and PCI_CLK_OUTPUT both in 66M mode
-        */
-       val32 = clk->occr;
-       udelay(2000);
-       clk->occr = 0xff000000;
-       udelay(2000);
-
-       /*
-        * Configure PCI Local Access Windows
-        */
-       pci_law[0].bar = CFG_PCI1_MEM_PHYS & LAWBAR_BAR;
-       pci_law[0].ar = LAWAR_EN | LAWAR_SIZE_1G;
-       pci_law[1].bar = CFG_PCI1_IO_PHYS & LAWBAR_BAR;
-       pci_law[1].ar = LAWAR_EN | LAWAR_SIZE_32M;
-
-       /*
-        * Configure PCI Outbound Translation Windows
-        */
-       pci_pot[0].potar = (CFG_PCI1_MEM_BASE >> 12) & POTAR_TA_MASK;
-       pci_pot[0].pobar = (CFG_PCI1_MEM_PHYS >> 12) & POBAR_BA_MASK;
-       pci_pot[0].pocmr = POCMR_EN | (POCMR_CM_512M & POCMR_CM_MASK);
-
-       /* mapped to PCI1 IO space 0x0 to local 0xe2000000  */
-       pci_pot[1].potar = (CFG_PCI1_IO_BASE >> 12) & POTAR_TA_MASK;
-       pci_pot[1].pobar = (CFG_PCI1_IO_PHYS >> 12) & POBAR_BA_MASK;
-       pci_pot[1].pocmr = POCMR_EN | POCMR_IO | (POCMR_CM_16M & POCMR_CM_MASK);
-
-       pci_pot[3].potar = (CFG_PCI2_MEM_BASE >> 12) & POTAR_TA_MASK;
-       pci_pot[3].pobar = (CFG_PCI2_MEM_PHYS >> 12) & POBAR_BA_MASK;
-       pci_pot[3].pocmr = POCMR_EN | POCMR_DST | (POCMR_CM_512M & POCMR_CM_MASK);
-
-       /* mapped to PCI2 IO space 0x0 to local 0xe3000000  */
-       pci_pot[4].potar = (CFG_PCI2_IO_BASE >> 12) & POTAR_TA_MASK;
-       pci_pot[4].pobar = (CFG_PCI2_IO_PHYS >> 12) & POBAR_BA_MASK;
-       pci_pot[4].pocmr = POCMR_EN | POCMR_DST | POCMR_IO | (POCMR_CM_16M & POCMR_CM_MASK);
-
-       /*
-        * Configure PCI Inbound Translation Windows
-        */
-       pci_ctrl[0].pitar1 = 0x0;
-       pci_ctrl[0].pibar1 = 0x0;
-       pci_ctrl[0].piebar1 = 0x0;
-       pci_ctrl[0].piwar1 = PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP | PIWAR_WTT_SNOOP | PIWAR_IWS_2G;
-
-       pci_ctrl[1].pitar1 = 0x0;
-       pci_ctrl[1].pibar1 = 0x0;
-       pci_ctrl[1].piebar1 = 0x0;
-       pci_ctrl[1].piwar1 = PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP | PIWAR_WTT_SNOOP | PIWAR_IWS_2G;
-       /*
-        * Assign PIB PMC slot to desired PCI bus
-        */
-#if defined(CONFIG_MPC8349ADS) || defined(CONFIG_TQM834X)
-       mpc8349_i2c = (i2c_t*)(CFG_IMMRBAR + CFG_I2C2_OFFSET);
-       i2c_init(CFG_I2C_SPEED,CFG_I2C_SLAVE);
-#endif
-       val8 = 0;
-       ret = i2c_write(0x23,0x6,1,&val8,1);
-       ret = i2c_write(0x23,0x7,1,&val8,1);
-       val8 = 0xff;
-       ret = i2c_write(0x23,0x2,1,&val8,1);
-       ret = i2c_write(0x23,0x3,1,&val8,1);
-
-       val8 = 0;
-       ret = i2c_write(0x26,0x6,1,&val8,1);
-       val8 = 0x34;
-       ret = i2c_write(0x26,0x7,1,&val8,1);
-#if defined(PCI_64BIT)
-       val8 = 0xf4;    /* PMC2<->PCI1  64bit */
-#elif defined(PCI_ALL_PCI1)
-       val8 = 0xf3;    /* PMC1<->PCI1,PMC2<->PCI1,PMC3<->PCI1  32bit */
-#elif defined(PCI_ONE_PCI1)
-       val8 = 0xf9;    /* PMC1<->PCI1,PMC2<->PCI2,PMC3<->PCI2  32bit */
-#elif defined(PCI_TWO_PCI1)
-       val8 = 0xf5;    /* PMC1<->PCI1,PMC2<->PCI1,PMC3<->PCI2 32bit */
-#else
-       val8 = 0xf5;
-#endif
-       ret = i2c_write(0x26,0x2,1,&val8,1);
-       val8 = 0xff;
-       ret = i2c_write(0x26,0x3,1,&val8,1);
-       val8 = 0;
-       ret = i2c_write(0x27,0x6,1,&val8,1);
-       ret = i2c_write(0x27,0x7,1,&val8,1);
-       val8 = 0xff;
-       ret = i2c_write(0x27,0x2,1,&val8,1);
-       val8 = 0xef;
-       ret = i2c_write(0x27,0x3,1,&val8,1);
-       asm("eieio");
-
-       /*
-        * Release PCI RST Output signal
-        */
-       udelay(2000);
-       pci_ctrl[0].gcr = 1;
-#ifndef PCI_64BIT
-       pci_ctrl[1].gcr = 1;
-#endif
-       udelay(2000);
-
-       hose[0].first_busno = 0;
-       hose[0].last_busno = 0xff;
-
-       pci_set_region(hose[0].regions + 0,
-                      CFG_PCI1_MEM_BASE,
-                      CFG_PCI1_MEM_PHYS,
-                      CFG_PCI1_MEM_SIZE,
-                      PCI_REGION_MEM);
-
-       pci_set_region(hose[0].regions + 1,
-                      CFG_PCI1_IO_BASE,
-                      CFG_PCI1_IO_PHYS,
-                      CFG_PCI1_IO_SIZE,
-                      PCI_REGION_IO);
-
-       hose[0].region_count = 2;
-
-       pci_setup_indirect(&hose[0],
-                          (CFG_IMMRBAR+0x8300),
-                          (CFG_IMMRBAR+0x8304));
-#define PCI_CLASS_BRIDGE       0x06
-       reg16 = 0xff;
-       tmp32 = 0xffff;
-       pci_hose_write_config_byte(&hose[0],PCI_BDF(0,0,0),PCI_CLASS_CODE,PCI_CLASS_BRIDGE);
-
-       pci_hose_read_config_word (&hose[0],PCI_BDF(0,0,0),PCI_COMMAND, &reg16);
-       reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
-       pci_hose_write_config_word(&hose[0],PCI_BDF(0,0,0), PCI_COMMAND, reg16);
-
-       /*
-        * Clear non-reserved bits in status register.
-        */
-       pci_hose_write_config_word(&hose[0],PCI_BDF(0,0,0), PCI_STATUS, 0xffff);
-       pci_hose_write_config_byte(&hose[0],PCI_BDF(0,0,0), PCI_LATENCY_TIMER,0x80);
-#ifndef PCI_64BIT
-       hose[1].first_busno = 0;
-       hose[1].last_busno = 0xff;
-
-       pci_set_region(hose[1].regions + 0,
-                      CFG_PCI2_MEM_BASE,
-                      CFG_PCI2_MEM_PHYS,
-                      CFG_PCI2_MEM_SIZE,
-                      PCI_REGION_MEM);
-
-       pci_set_region(hose[1].regions + 1,
-                      CFG_PCI2_IO_BASE,
-                      CFG_PCI2_IO_PHYS,
-                      CFG_PCI2_IO_SIZE,
-                      PCI_REGION_IO);
-
-       hose[1].region_count = 2;
-
-       pci_setup_indirect(&hose[1],
-                          (CFG_IMMRBAR+0x8380),
-                          (CFG_IMMRBAR+0x8384));
-
-       pci_hose_write_config_byte(&hose[1],PCI_BDF(0,0,0),PCI_CLASS_CODE,PCI_CLASS_BRIDGE);
-       pci_hose_read_config_word (&hose[1],PCI_BDF(0,0,0), PCI_COMMAND, &reg16);
-       reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
-       pci_hose_write_config_word(&hose[1],PCI_BDF(0,0,0), PCI_COMMAND, reg16);
-
-       /*
-        * Clear non-reserved bits in status register.
-        */
-       pci_hose_write_config_word(&hose[1],PCI_BDF(0,0,0), PCI_STATUS, 0xffff);
-       pci_hose_write_config_byte(&hose[1],PCI_BDF(0,0,0), PCI_LATENCY_TIMER,0x80);
-#endif
-
-#if defined(PCI_64BIT)
-       printf("PCI1 64bit on PMC2\n");
-#elif defined(PCI_ALL_PCI1)
-       printf("PCI1 32bit on PMC1 & PMC2 & PMC3\n");
-#elif defined(PCI_ONE_PCI1)
-       printf("PCI1 32bit on PMC1,PCI2 32bit on PMC2 & PMC3\n");
-#else
-       printf("PCI1 32bit on PMC1 & PMC2 & PMC3 in default\n");
-#endif
-
-#if 1
-       /*
-        * Hose scan.
-        */
-       pci_register_hose(hose);
-       hose->last_busno = pci_hose_scan(hose);
-#endif
-}
-
-#endif /* CONFIG_PCI */
index eb3e2c6902b15224bd47983f95cc3360039094c4..5964260e30628270e5b1ae56ffcdb14c551db5e4 100644 (file)
@@ -329,6 +329,7 @@ int get_clocks (void)
        gd->lbiu_clk   = lbiu_clk  ;
        gd->lclk_clk   = lclk_clk  ;
        gd->ddr_clk    = ddr_clk   ;
+       gd->pci_clk    = pci_sync_in;
 
        gd->cpu_clk = gd->core_clk;
        gd->bus_clk = gd->lbiu_clk;
index c618f5b086e9d5aaf9cf5376398b2115cf6552f1..5360030661814c7cfb2f75273b172991fbb808f5 100644 (file)
@@ -142,7 +142,7 @@ struct pci_controller *pci_bus_to_hose (int bus)
                if (bus >= hose->first_busno && bus <= hose->last_busno)
                        return hose;
 
-       debug ("pci_bus_to_hose() failed\n");
+       printf("pci_bus_to_hose() failed\n");
        return NULL;
 }
 
index 3f26886e8b31c00ba6907fd147a7f1f9e5d57852..3302457a3909dc1590d4a8961ddeb6a8c9200be0 100644 (file)
@@ -319,7 +319,18 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev)
                       PCI_DEV(dev));
                break;
 #endif
-
+#ifdef CONFIG_MPC834X
+       case PCI_CLASS_BRIDGE_OTHER:
+               /*
+                * The host/PCI bridge 1 seems broken in 8349 - it presents
+                * itself as 'PCI_CLASS_BRIDGE_OTHER' and appears as an _agent_
+                * device claiming resources io/mem/irq.. we only allow for
+                * the PIMMR window to be allocated (BAR0 - 1MB size)
+                */
+               DEBUGF("PCI Autoconfig: Broken bridge found, only minimal config\n");
+               pciauto_setup_device(hose, dev, 0, hose->pci_mem, hose->pci_io);
+               break;
+#endif
        default:
                pciauto_setup_device(hose, dev, 6, hose->pci_mem, hose->pci_io);
                break;
index 9681a74b5586fbff7ccf0d6a2699f745c80836de..b73af96464aa1e1ccba43de06bc50014360fe72a 100644 (file)
@@ -62,6 +62,7 @@ typedef       struct  global_data {
        u32 lbiu_clk;
        u32 lclk_clk;
        u32 ddr_clk;
+       u32 pci_clk;
 #endif
 #if defined(CONFIG_MPC5xxx)
        unsigned long   ipb_clk;
index f704db63ff5c712f095c0c54dbd7b7996c4c7f10..6c2c712a268edf14f72eb94c31e7d5c2284574d4 100644 (file)
@@ -28,43 +28,6 @@ typedef struct law8349 {
 #define LAWBAR_BAR         0xFFFFF000
 #define LAWBAR_RES          ~(LAWBAR_BAR)
        u32 ar; /* LBIU local access window attribute register */
-/*
- * This Macro were moved into mmu.h
- */
-#if 0
-/* 0 The local bus local access window n is disabled. 1 The local bus
- * local access window n is enabled and other LBLAWAR0 and LBLAWBAR0 fields
- * combine to identify an address range for this window.
- */
-#define LAWAR_EN           0x80000000
-/* Identifies the size of the window from the starting address. Window
- * size is 2^(SIZE+1) bytes. 000000\96001010Reserved. Window is
- * undefined.
- */
-#define LAWAR_SIZE         0x0000003F
-#define        LAWAR_SIZE_4K   0x0000000B
-#define        LAWAR_SIZE_8K   0x0000000C
-#define        LAWAR_SIZE_16K  0x0000000D
-#define        LAWAR_SIZE_32K  0x0000000E
-#define        LAWAR_SIZE_64K  0x0000000F
-#define        LAWAR_SIZE_128K 0x00000010
-#define        LAWAR_SIZE_256K 0x00000011
-#define        LAWAR_SIZE_512K 0x00000012
-#define        LAWAR_SIZE_1M   0x00000013
-#define        LAWAR_SIZE_2M   0x00000014
-#define        LAWAR_SIZE_4M   0x00000015
-#define        LAWAR_SIZE_8M   0x00000016
-#define        LAWAR_SIZE_16M  0x00000017
-#define        LAWAR_SIZE_32M  0x00000018
-#define        LAWAR_SIZE_64M  0x00000019
-#define        LAWAR_SIZE_128M 0x0000001A
-#define        LAWAR_SIZE_256M 0x0000001B
-#define        LAWAR_SIZE_512M 0x0000001C
-#define        LAWAR_SIZE_1G   0x0000001D
-#define        LAWAR_SIZE_2G   0x0000001E
-#define LAWAR_RES          ~(LAWAR_EN|LAWAR_SIZE)
-#endif
-
 } law8349_t;
 
 /*
index 96a1ad28fc96bae560fd62cbd74cc321ac58af5a..0fad36a1c5b538820d1ea33ad5ecb1c3e97d8eaf 100644 (file)
@@ -122,6 +122,7 @@ extern int tqm834x_num_flash_banks;
 #define CFG_OR0_PRELIM         (CFG_PRELIM_OR_AM  | CFG_OR_TIMING_FLASH)
 
 #define CFG_LBLAWAR0_PRELIM    0x8000001D      /* 1 GiB window size (2^(size + 1)) */
+
 #define CFG_LBLAWBAR0_PRELIM   CFG_FLASH_BASE  /* Window base at flash base */
 
 /* disable remaining mappings */
@@ -241,7 +242,7 @@ extern int tqm834x_num_flash_banks;
 #if defined(CONFIG_TSEC_ENET)
 
 #ifndef CONFIG_NET_MULTI
-#define CONFIG_NET_MULTI               1
+#define CONFIG_NET_MULTI
 #endif
 
 #define CONFIG_MPC83XX_TSEC1           1
@@ -262,45 +263,32 @@ extern int tqm834x_num_flash_banks;
  * General PCI
  * Addresses are mapped 1-1.
  */
-/* FIXME: Real PCI support will come in a follow-up update. */
-#undef CONFIG_PCI
-
-#define CFG_PCI1_MEM_BASE      0x80000000
-#define CFG_PCI1_MEM_PHYS      CFG_PCI1_MEM_BASE
-#define CFG_PCI1_MEM_SIZE      0x20000000      /* 512M */
-#define CFG_PCI1_IO_BASE       0x00000000
-#define CFG_PCI1_IO_PHYS       0xe2000000
-#define CFG_PCI1_IO_SIZE       0x1000000       /* 16M */
-
-#define CFG_PCI2_MEM_BASE      0xA0000000
-#define CFG_PCI2_MEM_PHYS      CFG_PCI2_MEM_BASE
-#define CFG_PCI2_MEM_SIZE      0x20000000      /* 512M */
-#define CFG_PCI2_IO_BASE       0x00000000
-#define CFG_PCI2_IO_PHYS       0xe3000000
-#define CFG_PCI2_IO_SIZE       0x1000000       /* 16M */
+#define CONFIG_PCI
+
 #if defined(CONFIG_PCI)
 
-#define PCI_ALL_PCI1
-#if defined(PCI_64BIT)
-#undef PCI_ALL_PCI1
-#undef PCI_TWO_PCI1
-#undef PCI_ONE_PCI1
-#endif
+#define CONFIG_PCI_PNP                  /* do pci plug-and-play */
+#define CONFIG_PCI_SCAN_SHOW            /* show pci devices on startup */
+
+/* PCI1 host bridge */
+#define CFG_PCI1_MEM_BASE       0xc0000000
+#define CFG_PCI1_MEM_PHYS       CFG_PCI1_MEM_BASE
+#define CFG_PCI1_MEM_SIZE       0x20000000      /* 512M */
+#define CFG_PCI1_IO_BASE        0xe2000000
+#define CFG_PCI1_IO_PHYS        CFG_PCI1_IO_BASE
+#define CFG_PCI1_IO_SIZE        0x1000000       /* 16M */
 
-#define CONFIG_NET_MULTI
-#define CONFIG_PCI_PNP         /* do pci plug-and-play */
 
 #undef CONFIG_EEPRO100
 #undef CONFIG_TULIP
 
 #if !defined(CONFIG_PCI_PNP)
-       #define PCI_ENET0_IOADDR        0xFIXME
-       #define PCI_ENET0_MEMADDR       0xFIXME
-       #define PCI_IDSEL_NUMBER        0x0c    /* slot0->3(IDSEL)=12->15 */
+       #define PCI_ENET0_IOADDR        CFG_PCI1_IO_BASE
+       #define PCI_ENET0_MEMADDR       CFG_PCI1_MEM_BASE
+       #define PCI_IDSEL_NUMBER        0x1c    /* slot0 (IDSEL) = 28 */
 #endif
 
-#undef CONFIG_PCI_SCAN_SHOW                    /* show pci devices on startup */
-#define CFG_PCI_SUBSYS_VENDORID                0x1057  /* Motorola */
+#define CFG_PCI_SUBSYS_VENDORID                0x1957  /* Freescale */
 
 #endif /* CONFIG_PCI */
 
@@ -418,7 +406,7 @@ extern int tqm834x_num_flash_banks;
        HRCWH_PCI_HOST |\
        HRCWH_32_BIT_PCI |\
        HRCWH_PCI1_ARBITER_ENABLE |\
-       HRCWH_PCI2_ARBITER_ENABLE |\
+       HRCWH_PCI2_ARBITER_DISABLE |\
        HRCWH_CORE_ENABLE |\
        HRCWH_FROM_0X00000100 |\
        HRCWH_BOOTSEQ_DISABLE |\