From 14778585d1389d86d5846efec29e5fce892680ce Mon Sep 17 00:00:00 2001
From: Tony Li <tony.li@freescale.com>
Date: Fri, 17 Aug 2007 10:35:59 +0800
Subject: [PATCH] mpc83xx: Split PIB init code from pci.c and add Qoc3 ATM card
support
The patch split the PIB init code from pci.c to a single file board/freescale/common/pq-mds-pib.c
And add Qoc3 ATM card support for MPC8360EMDS and MPC832XEMDS board.
Signed-off-by Tony Li <tony.li@freescale.com>
---
board/freescale/common/pq-mds-pib.c | 101 ++++++++++++++++++++++++++++
board/freescale/common/pq-mds-pib.h | 9 +++
board/mpc832xemds/Makefile | 2 +-
board/mpc832xemds/mpc832xemds.c | 11 +++
board/mpc832xemds/pci.c | 40 -----------
board/mpc8360emds/Makefile | 2 +-
board/mpc8360emds/mpc8360emds.c | 11 +++
board/mpc8360emds/pci.c | 40 -----------
include/configs/MPC832XEMDS.h | 3 +
include/configs/MPC8360EMDS.h | 7 +-
10 files changed, 142 insertions(+), 84 deletions(-)
create mode 100644 board/freescale/common/pq-mds-pib.c
create mode 100644 board/freescale/common/pq-mds-pib.h
diff --git a/board/freescale/common/pq-mds-pib.c b/board/freescale/common/pq-mds-pib.c
new file mode 100644
index 0000000000..9799117a93
--- /dev/null
+++ b/board/freescale/common/pq-mds-pib.c
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2007 Freescale Semiconductor, Inc.
+ *
+ * Tony Li <tony.li@freescale.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <asm/io.h>
+
+#include "pq-mds-pib.h"
+
+int pib_init(void)
+{
+ u8 val8;
+ u8 orig_i2c_bus;
+
+ /* Switch temporarily to I2C bus #2 */
+ orig_i2c_bus = i2c_get_bus_num();
+ i2c_set_bus_num(1);
+#if defined(CONFIG_PCI) && !defined(CONFIG_PCISLAVE)
+ /* Assign PIB PMC slot to desired PCI bus */
+ val8 = 0;
+ i2c_write(0x23, 0x6, 1, &val8, 1);
+ i2c_write(0x23, 0x7, 1, &val8, 1);
+ val8 = 0xff;
+ i2c_write(0x23, 0x2, 1, &val8, 1);
+ i2c_write(0x23, 0x3, 1, &val8, 1);
+
+ val8 = 0;
+ i2c_write(0x26, 0x6, 1, &val8, 1);
+ val8 = 0x34;
+ i2c_write(0x26, 0x7, 1, &val8, 1);
+#if defined(CONFIG_MPC832XEMDS)
+ val8 = 0xf9; /* PMC2, PMC3 slot to PCI bus */
+#else
+ val8 = 0xf3; /* PMC1, PMC2, PMC3 slot to PCI bus */
+#endif
+ i2c_write(0x26, 0x2, 1, &val8, 1);
+ val8 = 0xff;
+ i2c_write(0x26, 0x3, 1, &val8, 1);
+
+ val8 = 0;
+ i2c_write(0x27, 0x6, 1, &val8, 1);
+ i2c_write(0x27, 0x7, 1, &val8, 1);
+ val8 = 0xff;
+ i2c_write(0x27, 0x2, 1, &val8, 1);
+ val8 = 0xef;
+ i2c_write(0x27, 0x3, 1, &val8, 1);
+
+ eieio();
+
+#if defined(CONFIG_MPC832XEMDS)
+ printf("PCI 32bit bus on PMC2 &PMC3\n");
+#else
+ printf("PCI 32bit bus on PMC1 & PMC2 &PMC3\n");
+#endif
+#endif
+
+#if defined(CONFIG_PQ_MDS_PIB_ATM)
+#if defined(CONFIG_MPC8360EMDS)
+ val8 = 0;
+ i2c_write(0x20, 0x6, 1, &val8, 1);
+ i2c_write(0x20, 0x7, 1, &val8, 1);
+
+ val8 = 0xdf;
+ i2c_write(0x20, 0x2, 1, &val8, 1);
+ val8 = 0xf7;
+ i2c_write(0x20, 0x3, 1, &val8, 1);
+
+ eieio();
+
+ printf("QOC3 ATM card on PMC0\n");
+#elif defined(CONFIG_MPC832XEMDS)
+ val = 0;
+ i2c_write(0x26, 0x7, 1, &val, 1);
+ val = 0xf7;
+ i2c_write(0x26, 0x3, 1, &val, 1);
+
+ val = 0;
+ i2c_write(0x21, 0x6, 1, &val, 1);
+ i2c_write(0x21, 0x7, 1, &val, 1);
+
+ val = 0xdf;
+ i2c_write(0x21, 0x2, 1, &val, 1);
+ val = 0xef;
+ i2c_write(0x21, 0x3, 1, &val, 1);
+
+ eieio();
+
+ printf("QOC3 ATM card on PMC1\n");
+#endif
+#endif
+ /* Reset to original I2C bus */
+ i2c_set_bus_num(orig_i2c_bus);
+ return 0;
+}
diff --git a/board/freescale/common/pq-mds-pib.h b/board/freescale/common/pq-mds-pib.h
new file mode 100644
index 0000000000..67066fd118
--- /dev/null
+++ b/board/freescale/common/pq-mds-pib.h
@@ -0,0 +1,9 @@
+/*
+ * Copyright (C) 2007 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ */
+
+extern int pib_init(void);
diff --git a/board/mpc832xemds/Makefile b/board/mpc832xemds/Makefile
index 5ec7a871d4..4da74b8277 100644
--- a/board/mpc832xemds/Makefile
+++ b/board/mpc832xemds/Makefile
@@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
-COBJS := $(BOARD).o pci.o
+COBJS := $(BOARD).o pci.o ../freescale/common/pq-mds-pib.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
diff --git a/board/mpc832xemds/mpc832xemds.c b/board/mpc832xemds/mpc832xemds.c
index f70783e73a..207fcdf8be 100644
--- a/board/mpc832xemds/mpc832xemds.c
+++ b/board/mpc832xemds/mpc832xemds.c
@@ -32,6 +32,9 @@
#elif defined(CONFIG_OF_LIBFDT)
#include <libfdt.h>
#endif
+#if defined(CONFIG_PQ_MDS_PIB)
+#include "../freescale/common/pq-mds-pib.h"
+#endif
const qe_iop_conf_t qe_iop_conf_tab[] = {
/* ETH3 */
@@ -88,6 +91,14 @@ int board_early_init_f(void)
return 0;
}
+int board_early_init_r(void)
+{
+#ifdef CONFIG_PQ_MDS_PIB
+ pib_init();
+#endif
+ return 0;
+}
+
int fixed_sdram(void);
long int initdram(int board_type)
diff --git a/board/mpc832xemds/pci.c b/board/mpc832xemds/pci.c
index c2f61ea6ad..6bc35c70f2 100644
--- a/board/mpc832xemds/pci.c
+++ b/board/mpc832xemds/pci.c
@@ -131,7 +131,6 @@ void pci_init_board(void)
volatile pcictrl83xx_t *pci_ctrl;
volatile pciconf83xx_t *pci_conf;
- u8 val8, orig_i2c_bus;
u16 reg16;
u32 val32;
u32 dev;
@@ -199,43 +198,6 @@ void pci_init_board(void)
PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP | PIWAR_WTT_SNOOP |
PIWAR_IWS_2G;
- /*
- * Assign PIB PMC slot to desired PCI bus
- */
-
- /* Switch temporarily to I2C bus #2 */
- orig_i2c_bus = i2c_get_bus_num();
- i2c_set_bus_num(1);
-
- val8 = 0;
- i2c_write(0x23, 0x6, 1, &val8, 1);
- i2c_write(0x23, 0x7, 1, &val8, 1);
- val8 = 0xff;
- i2c_write(0x23, 0x2, 1, &val8, 1);
- i2c_write(0x23, 0x3, 1, &val8, 1);
-
- val8 = 0;
- i2c_write(0x26, 0x6, 1, &val8, 1);
- val8 = 0x34;
- i2c_write(0x26, 0x7, 1, &val8, 1);
-
- val8 = 0xf9; /* PMC2, PMC3 slot to PCI bus */
- i2c_write(0x26, 0x2, 1, &val8, 1);
- val8 = 0xff;
- i2c_write(0x26, 0x3, 1, &val8, 1);
-
- val8 = 0;
- i2c_write(0x27, 0x6, 1, &val8, 1);
- i2c_write(0x27, 0x7, 1, &val8, 1);
- val8 = 0xff;
- i2c_write(0x27, 0x2, 1, &val8, 1);
- val8 = 0xef;
- i2c_write(0x27, 0x3, 1, &val8, 1);
- asm("eieio");
-
- /* Reset to original I2C bus */
- i2c_set_bus_num(orig_i2c_bus);
-
/*
* Release PCI RST Output signal
*/
@@ -292,8 +254,6 @@ void pci_init_board(void)
pci_hose_write_config_byte(&hose[0], dev, PCI_LATENCY_TIMER, 0x80);
pci_hose_write_config_byte(&hose[0], dev, PCI_CACHE_LINE_SIZE, 0x08);
- printf("PCI 32bit bus on PMC2 & PMC3\n");
-
/*
* Hose scan.
*/
diff --git a/board/mpc8360emds/Makefile b/board/mpc8360emds/Makefile
index 5ec7a871d4..4da74b8277 100644
--- a/board/mpc8360emds/Makefile
+++ b/board/mpc8360emds/Makefile
@@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
-COBJS := $(BOARD).o pci.o
+COBJS := $(BOARD).o pci.o ../freescale/common/pq-mds-pib.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
diff --git a/board/mpc8360emds/mpc8360emds.c b/board/mpc8360emds/mpc8360emds.c
index 386173351c..d6d0f4e25f 100644
--- a/board/mpc8360emds/mpc8360emds.c
+++ b/board/mpc8360emds/mpc8360emds.c
@@ -30,6 +30,9 @@
#elif defined(CONFIG_OF_LIBFDT)
#include <libfdt.h>
#endif
+#if defined(CONFIG_PQ_MDS_PIB)
+#include "../freescale/common/pq-mds-pib.h"
+#endif
const qe_iop_conf_t qe_iop_conf_tab[] = {
/* GETH1 */
@@ -106,6 +109,14 @@ int board_early_init_f(void)
return 0;
}
+int board_early_init_r(void)
+{
+#ifdef CONFIG_PQ_MDS_PIB
+ pib_init();
+#endif
+ return 0;
+}
+
#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC)
extern void ddr_enable_ecc(unsigned int dram_size);
#endif
diff --git a/board/mpc8360emds/pci.c b/board/mpc8360emds/pci.c
index 79812853e8..cf7ef90443 100644
--- a/board/mpc8360emds/pci.c
+++ b/board/mpc8360emds/pci.c
@@ -131,7 +131,6 @@ void pci_init_board(void)
volatile pcictrl83xx_t *pci_ctrl;
volatile pciconf83xx_t *pci_conf;
- u8 val8, orig_i2c_bus;
u16 reg16;
u32 val32;
u32 dev;
@@ -199,43 +198,6 @@ void pci_init_board(void)
PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP | PIWAR_WTT_SNOOP |
PIWAR_IWS_2G;
- /*
- * Assign PIB PMC slot to desired PCI bus
- */
-
- /* Switch temporarily to I2C bus #2 */
- orig_i2c_bus = i2c_get_bus_num();
- i2c_set_bus_num(1);
-
- val8 = 0;
- i2c_write(0x23, 0x6, 1, &val8, 1);
- i2c_write(0x23, 0x7, 1, &val8, 1);
- val8 = 0xff;
- i2c_write(0x23, 0x2, 1, &val8, 1);
- i2c_write(0x23, 0x3, 1, &val8, 1);
-
- val8 = 0;
- i2c_write(0x26, 0x6, 1, &val8, 1);
- val8 = 0x34;
- i2c_write(0x26, 0x7, 1, &val8, 1);
-
- val8 = 0xf3; /*PMC1, PMC2, PMC3 slot to PCI bus */
- i2c_write(0x26, 0x2, 1, &val8, 1);
- val8 = 0xff;
- i2c_write(0x26, 0x3, 1, &val8, 1);
-
- val8 = 0;
- i2c_write(0x27, 0x6, 1, &val8, 1);
- i2c_write(0x27, 0x7, 1, &val8, 1);
- val8 = 0xff;
- i2c_write(0x27, 0x2, 1, &val8, 1);
- val8 = 0xef;
- i2c_write(0x27, 0x3, 1, &val8, 1);
- asm("eieio");
-
- /* Reset to original I2C bus */
- i2c_set_bus_num(orig_i2c_bus);
-
/*
* Release PCI RST Output signal
*/
@@ -292,8 +254,6 @@ void pci_init_board(void)
pci_hose_write_config_byte(&hose[0], dev, PCI_LATENCY_TIMER, 0x80);
pci_hose_write_config_byte(&hose[0], dev, PCI_CACHE_LINE_SIZE, 0x08);
- printf("PCI 32bit bus on PMC1 & PMC2 & PMC3\n");
-
/*
* Hose scan.
*/
diff --git a/include/configs/MPC832XEMDS.h b/include/configs/MPC832XEMDS.h
index e8c6b75025..efc317288e 100644
--- a/include/configs/MPC832XEMDS.h
+++ b/include/configs/MPC832XEMDS.h
@@ -30,6 +30,8 @@
#define CONFIG_MPC83XX 1 /* MPC83xx family */
#define CONFIG_MPC832X 1 /* MPC832x CPU specific */
#define CONFIG_MPC832XEMDS 1 /* MPC832XEMDS board specific */
+#undef CONFIG_PQ_MDS_PIB /* POWERQUICC MDS Platform IO Board */
+#undef CONFIG_PQ_MDS_PIB_ATM /* QOC3 ATM card */
/*
* System Clock Setup
@@ -87,6 +89,7 @@
#define CFG_SICRL 0x00000000
#define CONFIG_BOARD_EARLY_INIT_F /* call board_pre_init */
+#define CONFIG_BOARD_EARLY_INIT_R
/*
* IMMR new address
diff --git a/include/configs/MPC8360EMDS.h b/include/configs/MPC8360EMDS.h
index 4b32a140e8..094b66e7c9 100644
--- a/include/configs/MPC8360EMDS.h
+++ b/include/configs/MPC8360EMDS.h
@@ -32,6 +32,8 @@
#define CONFIG_MPC83XX 1 /* MPC83XX family */
#define CONFIG_MPC8360 1 /* MPC8360 CPU specific */
#define CONFIG_MPC8360EMDS 1 /* MPC8360EMDS board specific */
+#undef CONFIG_PQ_MDS_PIB /* POWERQUICC MDS Platform IO Board */
+#undef CONFIG_PQ_MDS_PIB_ATM /* QOC3 ATM card */
/*
* System Clock Setup
@@ -88,6 +90,7 @@
#define CFG_SICRL 0x40000000
#define CONFIG_BOARD_EARLY_INIT_F /* call board_pre_init */
+#define CONFIG_BOARD_EARLY_INIT_R
/*
* IMMR new address
@@ -309,13 +312,13 @@
/*
* CS4 on Local Bus, to PIB
*/
-#define CFG_BR4_PRELIM 0xf8008801 /* CS4 base address at 0xf8008000 */
+#define CFG_BR4_PRELIM 0xf8010801 /* CS4 base address at 0xf8010000 */
#define CFG_OR4_PRELIM 0xffffe9f7 /* size 32KB, port size 8bit, GPCM */
/*
* CS5 on Local Bus, to PIB
*/
-#define CFG_BR5_PRELIM 0xf8010801 /* CS5 base address at 0xf8010000 */
+#define CFG_BR5_PRELIM 0xf8008801 /* CS5 base address at 0xf8008000 */
#define CFG_OR5_PRELIM 0xffffe9f7 /* size 32KB, port size 8bit, GPCM */
/*
--
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