[U-Boot-Users] Patch: MPC826xADS/PQ2FADS small fixes and clean-up
Yuli Barcohen
yuli at arabellasw.com
Thu Nov 13 18:31:51 CET 2003
This patch fixes the MPC826xADS/PQ2FADS port to run cleanly on
MPC8266ADS. Also some defaults are changed to match Motorola shipping
configuration.
--
========================================================================
Yuli Barcohen | Phone +972-9-765-1788 | Software Project Leader
yuli at arabellasw.com | Fax +972-9-765-7494 | Arabella Software, Israel
========================================================================
-------------- next part --------------
Index: board/mpc8260ads/config.mk
===================================================================
RCS file: /home/CVS/u-boot/u-boot/board/mpc8260ads/config.mk,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -p -u -r1.1.1.1 -r1.2
--- board/mpc8260ads/config.mk 10 Oct 2001 09:28:28 -0000 1.1.1.1
+++ board/mpc8260ads/config.mk 13 Nov 2003 17:15:22 -0000 1.2
@@ -4,6 +4,8 @@
#
# Modified by, Stuart Hughes, Lineo Inc, stuarth at lineo.com
#
+# Modified by, Yuli Barcohen, Arabella Software Ltd., yuli at arabellasw.com
+#
# See file CREDITS for list of people who contributed to this
# project.
#
@@ -24,9 +26,7 @@
#
#
-# mpc8260ads board
+# MPC8260ADS, MPC8266ADS, and PQ2FADS-ZU/VR boards
#
TEXT_BASE = 0xfff00000
-
-PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)/board
Index: board/mpc8260ads/mpc8260ads.c
===================================================================
RCS file: /home/CVS/u-boot/u-boot/board/mpc8260ads/mpc8260ads.c,v
retrieving revision 1.1.1.6
retrieving revision 1.10
diff -p -u -r1.1.1.6 -r1.10
--- board/mpc8260ads/mpc8260ads.c 15 Sep 2003 20:30:40 -0000 1.1.1.6
+++ board/mpc8260ads/mpc8260ads.c 13 Nov 2003 17:15:22 -0000 1.10
@@ -231,6 +231,20 @@ int board_pre_init (void)
bcsr[1] = ~FETHIEN1 & ~RS232EN_1;
+#if CONFIG_ADSTYPE != CFG_8260ADS /* PCI mode can be selected */
+#if CONFIG_ADSTYPE == CFG_PQ2FADS
+ if ((bcsr[3] & BCSR_PCI_MODE) == 0) /* PCI mode selected by JP9 */
+#endif /* CONFIG_ADSTYPE == CFG_PQ2FADS */
+ {
+ volatile immap_t *immap = (immap_t *) CFG_IMMR;
+
+ immap->im_clkrst.car_sccr |= M826X_SCCR_PCI_MODE_EN;
+ immap->im_siu_conf.sc_siumcr =
+ (immap->im_siu_conf.sc_siumcr & ~SIUMCR_LBPC11)
+ | SIUMCR_LBPC01;
+ }
+#endif /* CONFIG_ADSTYPE != CFG_8260ADS */
+
return 0;
}
@@ -239,32 +253,25 @@ int board_pre_init (void)
long int initdram (int board_type)
{
#if CONFIG_ADSTYPE == CFG_PQ2FADS
- vu_long *bcsr = (vu_long *)CFG_BCSR;
+ long int msize = 32;
+#else
+ long int msize = 16;
#endif
+
+#ifndef CFG_RAMBOOT
volatile immap_t *immap = (immap_t *) CFG_IMMR;
volatile memctl8260_t *memctl = &immap->im_memctl;
volatile uchar *ramaddr, c = 0xff;
- long int msize;
uint or;
uint psdmr;
uint psrt;
int i;
-#ifndef CFG_RAMBOOT
immap->im_siu_conf.sc_ppc_acr = 0x00000002;
immap->im_siu_conf.sc_ppc_alrh = 0x01267893;
immap->im_siu_conf.sc_tescr1 = 0x00004000;
-#if CONFIG_ADSTYPE == CFG_PQ2FADS
- if ((bcsr[3] & BCSR_PCI_MODE) == 0) { /* PCI mode selected by JP9 */
- immap->im_clkrst.car_sccr |= M826X_SCCR_PCI_MODE_EN;
- immap->im_siu_conf.sc_siumcr =
- (immap->im_siu_conf.sc_siumcr & ~SIUMCR_LBPC11)
- | SIUMCR_LBPC01;
- }
-#endif /* CONFIG_ADSTYPE == CFG_PQ2FADS */
-
memctl->memc_mptpr = CFG_MPTPR;
#ifdef CFG_LSDRAM_BASE
/*
@@ -431,13 +438,7 @@ long int initdram (int board_type)
#endif /* SPD_DEBUG */
}
#else /* !CONFIG_SPD_EEPROM */
-#if CONFIG_ADSTYPE == CFG_PQ2FADS
- msize = 32;
- or = 0xFE002EC0;
-#else
- msize = 16;
- or = 0xFF000CA0;
-#endif /* CONFIG_ADSTYPE == CFG_PQ2FADS */
+ or = CFG_OR2;
psdmr = CFG_PSDMR;
psrt = CFG_PSRT;
#endif /* CONFIG_SPD_EEPROM */
@@ -455,7 +456,7 @@ long int initdram (int board_type)
*ramaddr = c;
memctl->memc_psdmr = psdmr | 0x40000000; /* Refresh enable */
*ramaddr = c;
-#endif
+#endif /* CFG_RAMBOOT */
/* return total 60x bus SDRAM size */
return (msize * 1024 * 1024);
Index: board/mpc8260ads/u-boot.lds
===================================================================
RCS file: /home/CVS/u-boot/u-boot/board/mpc8260ads/u-boot.lds,v
retrieving revision 1.1.1.3
retrieving revision 1.2
diff -p -u -r1.1.1.3 -r1.2
--- board/mpc8260ads/u-boot.lds 16 Jul 2003 11:23:42 -0000 1.1.1.3
+++ board/mpc8260ads/u-boot.lds 13 Nov 2003 17:15:22 -0000 1.2
@@ -2,6 +2,8 @@
* (C) Copyright 2001
* Wolfgang Denk, DENX Software Engineering, wd at denx.de.
*
+ * Modified by Yuli Barcohen <yuli at arabellasw.com>
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
@@ -22,9 +24,6 @@
*/
OUTPUT_ARCH(powerpc)
-SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
-/* Do we need any of these for elf?
- __DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
@@ -120,3 +119,4 @@ SECTIONS
_end = . ;
PROVIDE (end = .);
}
+ENTRY(_start)
Index: include/configs/MPC8260ADS.h
===================================================================
RCS file: /home/CVS/u-boot/u-boot/include/configs/MPC8260ADS.h,v
retrieving revision 1.1.1.6
retrieving revision 1.14
diff -p -u -r1.1.1.6 -r1.14
--- include/configs/MPC8260ADS.h 15 Sep 2003 20:30:43 -0000 1.1.1.6
+++ include/configs/MPC8260ADS.h 13 Nov 2003 17:15:22 -0000 1.14
@@ -10,7 +10,7 @@
* (C) Copyright 2003 Arabella Software Ltd.
* Yuli Barcohen <yuli at arabellasw.com>
* Added support for SDRAM DIMMs SPD EEPROM, MII, JFFS2.
- * Ported to PQ2FADS-ZU board.
+ * Ported to PQ2FADS-ZU and PQ2FADS-VR boards.
*
* See file CREDITS for list of people who contributed to this
* project.
@@ -45,7 +45,7 @@
/* ADS flavours */
#define CFG_8260ADS 1 /* MPC8260ADS */
#define CFG_8266ADS 2 /* MPC8266ADS */
-#define CFG_PQ2FADS 3 /* PQ2FADS-ZU */
+#define CFG_PQ2FADS 3 /* PQ2FADS-ZU or PQ2FADS-VR */
#ifndef CONFIG_ADSTYPE
#define CONFIG_ADSTYPE CFG_8260ADS
@@ -130,7 +130,7 @@
#undef CONFIG_SPD_EEPROM /* On PQ2FADS-ZU, SDRAM is soldered */
#else
#define CONFIG_HARD_I2C 1 /* To enable I2C support */
-#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
+#define CFG_I2C_SPEED 100000 /* I2C speed and slave address */
#define CFG_I2C_SLAVE 0x7F
#if defined(CONFIG_SPD_EEPROM) && !defined(CONFIG_SPD_ADDR)
@@ -139,14 +139,14 @@
#endif /* CONFIG_ADSTYPE == CFG_PQ2FADS */
#ifndef CONFIG_SDRAM_PBI
-#define CONFIG_SDRAM_PBI 1 /* By default, use page-based interleaving */
+#define CONFIG_SDRAM_PBI 0 /* By default, use bank-based interleaving */
#endif
#ifndef CONFIG_8260_CLKIN
#if CONFIG_ADSTYPE == CFG_PQ2FADS
#define CONFIG_8260_CLKIN 100000000 /* in Hz */
#else
-#define CONFIG_8260_CLKIN 66666666 /* in Hz */
+#define CONFIG_8260_CLKIN 66000000 /* in Hz */
#endif
#endif
@@ -188,7 +188,6 @@
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
-
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#define CONFIG_BOOTCOMMAND "bootm 100000" /* autoboot command */
#define CONFIG_BOOTARGS "root=/dev/ram rw"
@@ -201,7 +200,8 @@
#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port at */
#endif
-#undef CONFIG_WATCHDOG /* disable platform specific watchdog */
+#define CONFIG_BZIP2 /* include support for bzip2 compressed images */
+#undef CONFIG_WATCHDOG /* disable platform specific watchdog */
/*
* Miscellaneous configurable options
@@ -291,9 +291,14 @@
#endif
#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
-#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
+#ifdef CONFIG_BZIP2
+#define CFG_MALLOC_LEN (4096 << 10) /* Reserve 4 MB for malloc() */
+#else
+#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 KB for malloc() */
+#endif /* CONFIG_BZIP2 */
+
#ifndef CFG_RAMBOOT
# define CFG_ENV_IS_IN_FLASH 1
# define CFG_ENV_SECT_SIZE 0x40000
@@ -335,12 +340,14 @@
#endif /* CONFIG_ADSTYPE == CFG_8266ADS */
#if CONFIG_ADSTYPE == CFG_PQ2FADS
+#define CFG_OR2 0xFE002EC0
#define CFG_PSDMR 0x824B36A3
#define CFG_PSRT 0x13
#define CFG_LSDMR 0x828737A3
#define CFG_LSRT 0x13
#define CFG_MPTPR 0x2800
#else
+#define CFG_OR2 0xFF000CA0
#define CFG_PSDMR 0x016EB452
#define CFG_PSRT 0x21
#define CFG_LSDMR 0x0086A522
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