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-rw-r--r--CHANGELOG2
-rw-r--r--board/tqm834x/Makefile2
-rw-r--r--board/tqm834x/pci.c220
-rw-r--r--board/tqm834x/tqm834x.c48
-rw-r--r--cpu/mpc83xx/Makefile1
-rw-r--r--cpu/mpc83xx/cpu.c4
-rw-r--r--cpu/mpc83xx/pci.c252
-rw-r--r--cpu/mpc83xx/speed.c1
-rw-r--r--drivers/pci.c2
-rw-r--r--drivers/pci_auto.c13
-rw-r--r--include/asm-ppc/global_data.h1
-rw-r--r--include/asm-ppc/immap_83xx.h37
-rw-r--r--include/configs/TQM834x.h50
13 files changed, 280 insertions, 353 deletions
diff --git a/CHANGELOG b/CHANGELOG
index 9867e8a..f02d194 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,8 @@
Changes for U-Boot 1.1.4:
======================================================================
+* Add PCI support for the TQM834x board.
+
* Add missing 4xx board to MAKEALL
Patch by Stefan Roese, 20 Oct 2005
diff --git a/board/tqm834x/Makefile b/board/tqm834x/Makefile
index 4327b0d..3ecc7d0 100644
--- a/board/tqm834x/Makefile
+++ b/board/tqm834x/Makefile
@@ -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
index 0000000..6111d03
--- /dev/null
+++ b/board/tqm834x/pci.c
@@ -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 */
diff --git a/board/tqm834x/tqm834x.c b/board/tqm834x/tqm834x.c
index 9e620eb..f681dc8 100644
--- a/board/tqm834x/tqm834x.c
+++ b/board/tqm834x/tqm834x.c
@@ -30,10 +30,7 @@
#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
diff --git a/cpu/mpc83xx/Makefile b/cpu/mpc83xx/Makefile
index 14574f4..60df4cd 100644
--- a/cpu/mpc83xx/Makefile
+++ b/cpu/mpc83xx/Makefile
@@ -32,7 +32,6 @@ COBJS = traps.o \
cpu_init.o \
speed.o \
interrupts.o \
- pci.o \
i2c.o \
spd_sdram.o
diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c
index 7a1f939..8c9b515 100644
--- a/cpu/mpc83xx/cpu.c
+++ b/cpu/mpc83xx/cpu.c
@@ -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
index df7a540..0000000
--- a/cpu/mpc83xx/pci.c
+++ /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 */
diff --git a/cpu/mpc83xx/speed.c b/cpu/mpc83xx/speed.c
index eb3e2c6..5964260 100644
--- a/cpu/mpc83xx/speed.c
+++ b/cpu/mpc83xx/speed.c
@@ -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;
diff --git a/drivers/pci.c b/drivers/pci.c
index c618f5b..5360030 100644
--- a/drivers/pci.c
+++ b/drivers/pci.c
@@ -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;
}
diff --git a/drivers/pci_auto.c b/drivers/pci_auto.c
index 3f26886..3302457 100644
--- a/drivers/pci_auto.c
+++ b/drivers/pci_auto.c
@@ -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;
diff --git a/include/asm-ppc/global_data.h b/include/asm-ppc/global_data.h
index 9681a74..b73af96 100644
--- a/include/asm-ppc/global_data.h
+++ b/include/asm-ppc/global_data.h
@@ -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;
diff --git a/include/asm-ppc/immap_83xx.h b/include/asm-ppc/immap_83xx.h
index f704db6..6c2c712 100644
--- a/include/asm-ppc/immap_83xx.h
+++ b/include/asm-ppc/immap_83xx.h
@@ -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. 000000–001010Reserved. 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;
/*
diff --git a/include/configs/TQM834x.h b/include/configs/TQM834x.h
index 96a1ad2..0fad36a 100644
--- a/include/configs/TQM834x.h
+++ b/include/configs/TQM834x.h
@@ -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 |\
generated by cgit v1.1 at 2024-12-04 12:22:30 +0000