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authorWolfgang Denk <wd@pollux.denx.de>2006-03-12 01:55:43 +0100
committerWolfgang Denk <wd@pollux.denx.de>2006-03-12 01:55:43 +0100
commit8ff0208d31223e36f7c038982589b448d7fdd217 (patch)
tree82b06fcf1c0be99268361d90e3008b700ee6501b /board/fads
parentf47b6611419bf81a128869fa78f9772cfada9af0 (diff)
downloadu-boot-linaro-stable-8ff0208d31223e36f7c038982589b448d7fdd217.tar.gz
Switch MPC86xADS and MPC885ADS boards to use cpuclk environment
variable to set clock Patch by Yuli Barcohen, 05 Jun 2005
Diffstat (limited to 'board/fads')
-rw-r--r--board/fads/fads.c28
-rw-r--r--board/fads/fads.h135
2 files changed, 67 insertions, 96 deletions
diff --git a/board/fads/fads.c b/board/fads/fads.c
index 013b3cb15..7b04af56c 100644
--- a/board/fads/fads.c
+++ b/board/fads/fads.c
@@ -726,24 +726,23 @@ static void checkdboard(void)
int checkboard (void)
{
- /* get revision from BCSR 3 */
+#if defined(CONFIG_MPC86xADS)
+ puts ("Board: MPC86xADS\n");
+#elif defined(CONFIG_MPC885ADS)
+ puts ("Board: MPC885ADS\n");
+#else /* Only old ADS/FADS have got revision ID in BCSR3 */
uint r = (((*((uint *) BCSR3) >> 23) & 1) << 3)
| (((*((uint *) BCSR3) >> 19) & 1) << 2)
| (((*((uint *) BCSR3) >> 16) & 3));
puts ("Board: ");
-
-#if defined(CONFIG_MPC86xADS)
- puts ("MPC86xADS");
-#elif defined(CONFIG_MPC885ADS)
- puts ("MPC885ADS");
- r = 0; /* I've got NR (No Revision) board */
-#elif defined(CONFIG_FADS)
+#if defined(CONFIG_FADS)
puts ("FADS");
checkdboard ();
#else
puts ("ADS");
#endif
+
puts (" rev ");
switch (r) {
@@ -758,13 +757,9 @@ int checkboard (void)
puts ("A - warning, read errata \n");
break;
case 0x03:
- puts ("B \n");
+ puts ("B\n");
break;
-#elif defined(CONFIG_MPC885ADS)
- case 0x00:
- puts ("NR\n");
- break;
-#else /* FADS and newer */
+#else /* FADS */
case 0x00:
puts ("ENG\n");
break;
@@ -776,6 +771,7 @@ int checkboard (void)
printf ("unknown (0x%x)\n", r);
return -1;
}
+#endif /* CONFIG_MPC86xADS */
return 0;
}
@@ -848,7 +844,7 @@ int pcmcia_init(void)
switch ((pcmp->pcmc_pipr >> 14) & 3)
#endif
{
- case 0x00 :
+ case 0x03 :
printf("5V");
v = 5;
break;
@@ -860,7 +856,7 @@ int pcmcia_init(void)
v = 5;
#endif
break;
- case 0x03 :
+ case 0x00 :
printf("5V, 3V and x.xV");
#ifdef CONFIG_FADS
v = 3; /* User lower voltage if supported! */
diff --git a/board/fads/fads.h b/board/fads/fads.h
index 1127c7ff7..e981be03b 100644
--- a/board/fads/fads.h
+++ b/board/fads/fads.h
@@ -55,18 +55,26 @@
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#endif
-#undef CONFIG_BOOTARGS
-#define CONFIG_BOOTCOMMAND \
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_NFSBOOTCOMMAND \
"dhcp;" \
- "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
- "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
+ "setenv bootargs root=/dev/nfs rw nfsroot=$rootpath " \
+ "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:eth0:off;" \
"bootm"
+#define CONFIG_BOOTCOMMAND \
+ "setenv bootargs root=/dev/mtdblock2 rw mtdparts=phys:1280K(ROM)ro,-(root) "\
+ "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:eth0:off;" \
+ "bootm fe080000"
+
+#undef CONFIG_BOOTARGS
+
#undef CONFIG_WATCHDOG /* watchdog disabled */
#define CONFIG_BZIP2 /* include support for bzip2 compressed images */
/*
- * New MPC86xADS and Duet provide two Ethernet connectivity options:
+ * New MPC86xADS and MPC885ADS provide two Ethernet connectivity options:
* 10Mbit/s on SCC and 100Mbit/s on FEC. FADS provides SCC Ethernet on
* motherboard and FEC Ethernet on daughterboard. All new PQ1 chips have
* got FEC so FEC is the default.
@@ -89,7 +97,9 @@
#ifndef CONFIG_COMMANDS
#define CONFIG_COMMANDS (CONFIG_CMD_DFL \
+ | CFG_CMD_ASKENV \
| CFG_CMD_DHCP \
+ | CFG_CMD_ECHO \
| CFG_CMD_IMMAP \
| CFG_CMD_JFFS2 \
| CFG_CMD_MII \
@@ -104,16 +114,18 @@
/*
* Miscellaneous configurable options
*/
-#undef CFG_LONGHELP /* undef to save memory */
-#define CFG_PROMPT "=>" /* Monitor Command Prompt */
+#define CFG_PROMPT "=>" /* Monitor Command Prompt */
+#define CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2 "> "
+#define CFG_LONGHELP /* #undef to save memory */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
-#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
+#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
#else
-#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
+#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#endif
-#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
-#define CFG_MAXARGS 16 /* max number of command args */
-#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
+#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) /* Print Buffer Size */
+#define CFG_MAXARGS 16 /* max number of command args */
+#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
#define CFG_LOAD_ADDR 0x00100000
@@ -126,6 +138,7 @@
* (address mappings, register initial values, etc.)
* You should know what you are doing if you make changes here.
*/
+
/*-----------------------------------------------------------------------
* Internal Memory Mapped Register
*/
@@ -148,6 +161,14 @@
#define CFG_SDRAM_BASE 0x00000000
#if defined(CONFIG_MPC86xADS) || defined(CONFIG_MPC885ADS) /* New ADS or Duet */
#define CFG_SDRAM_SIZE 0x00800000 /* 8 Mbyte */
+/*
+ * 2048 SDRAM rows
+ * 1000 factor s -> ms
+ * 64 PTP (pre-divider from MPTPR) from SDRAM example configuration
+ * 4 Number of refresh cycles per period
+ * 64 Refresh cycle in ms per number of rows
+ */
+#define CFG_PTA_PER_CLK ((2048 * 64 * 1000) / (4 * 64))
#elif defined(CONFIG_FADS) /* Old/new FADS */
#define CFG_SDRAM_SIZE 0x00400000 /* 4 Mbyte */
#else /* Old ADS */
@@ -223,9 +244,7 @@
* Cache Configuration
*/
#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
-#endif
/*-----------------------------------------------------------------------
* I2C configuration
@@ -277,31 +296,21 @@
* power management and some other internal clocks
*/
#define SCCR_MASK SCCR_EBDF11
-#define CFG_SCCR (SCCR_TBS|SCCR_COM00|SCCR_DFSYNC00|SCCR_DFBRG00|SCCR_DFNL000|SCCR_DFNH000|SCCR_DFLCD000|SCCR_DFALCD00)
+#define CFG_SCCR SCCR_TBS
/*-----------------------------------------------------------------------
- * PLPRCR - PLL, Low-Power, and Reset Control Register 14-22
+ * DER - Debug Enable Register
*-----------------------------------------------------------------------
- * set the PLL, the low-power modes and the reset control
- */
-#ifndef CFG_PLPRCR
-#define CFG_PLPRCR PLPRCR_TEXPS
-#endif
-
-/*-----------------------------------------------------------------------
- *
- *-----------------------------------------------------------------------
- *
+ * Set to zero to prevent the processor from entering debug mode
*/
#define CFG_DER 0
-/* Because of the way the 860 starts up and assigns CS0 the
-* entire address space, we have to set the memory controller
-* differently. Normally, you write the option register
-* first, and then enable the chip select by writing the
-* base register. For CS0, you must write the base register
-* first, followed by the option register.
-*/
+/* Because of the way the 860 starts up and assigns CS0 the entire
+ * address space, we have to set the memory controller differently.
+ * Normally, you write the option register first, and then enable the
+ * chip select by writing the base register. For CS0, you must write
+ * the base register first, followed by the option register.
+ */
/*
* Init Memory Controller:
@@ -335,9 +344,6 @@
/* values according to the manual */
-#define PCMCIA_MEM_ADDR ((uint)0xFF020000)
-#define PCMCIA_MEM_SIZE ((uint)(64 * 1024))
-
#define BCSR0 ((uint) (BCSR_ADDR + 0x00))
#define BCSR1 ((uint) (BCSR_ADDR + 0x04))
#define BCSR2 ((uint) (BCSR_ADDR + 0x08))
@@ -396,59 +402,28 @@
#define BCSR4_TFPLDL ((uint)0x40000000)
#define BCSR4_TPSQEL ((uint)0x20000000)
#define BCSR4_SIGNAL_LAMP ((uint)0x10000000)
-#define BCSR4_FETH_EN ((uint)0x08000000)
-#define BCSR4_FETHCFG0 ((uint)0x04000000)
-#define BCSR4_FETHFDE ((uint)0x02000000)
-#define BCSR4_FETHCFG1 ((uint)0x00400000)
-#define BCSR4_FETHRST ((uint)0x00200000)
-
-#ifdef CONFIG_MPC823
+#if defined(CONFIG_MPC823)
#define BCSR4_USB_EN ((uint)0x08000000)
-#endif /* CONFIG_MPC823 */
-#ifdef CONFIG_MPC860SAR
-#define BCSR4_UTOPIA_EN ((uint)0x08000000)
-#endif /* CONFIG_MPC860SAR */
-#ifdef CONFIG_MPC860T
-#define BCSR4_FETH_EN ((uint)0x08000000)
-#endif /* CONFIG_MPC860T */
-#ifdef CONFIG_MPC823
#define BCSR4_USB_SPEED ((uint)0x04000000)
-#endif /* CONFIG_MPC823 */
-#ifdef CONFIG_MPC860T
-#define BCSR4_FETHCFG0 ((uint)0x04000000)
-#endif /* CONFIG_MPC860T */
-#ifdef CONFIG_MPC823
#define BCSR4_VCCO ((uint)0x02000000)
-#endif /* CONFIG_MPC823 */
-#ifdef CONFIG_MPC860T
-#define BCSR4_FETHFDE ((uint)0x02000000)
-#endif /* CONFIG_MPC860T */
-#ifdef CONFIG_MPC823
#define BCSR4_VIDEO_ON ((uint)0x00800000)
-#endif /* CONFIG_MPC823 */
-#ifdef CONFIG_MPC823
#define BCSR4_VDO_EKT_CLK_EN ((uint)0x00400000)
-#endif /* CONFIG_MPC823 */
-#ifdef CONFIG_MPC860T
-#define BCSR4_FETHCFG1 ((uint)0x00400000)
-#endif /* CONFIG_MPC860T */
-#ifdef CONFIG_MPC823
#define BCSR4_VIDEO_RST ((uint)0x00200000)
-#endif /* CONFIG_MPC823 */
-#ifdef CONFIG_MPC860T
-#define BCSR4_FETHRST ((uint)0x00200000)
-#endif /* CONFIG_MPC860T */
-#ifdef CONFIG_MPC823
#define BCSR4_MODEM_EN ((uint)0x00100000)
-#endif /* CONFIG_MPC823 */
-#ifdef CONFIG_MPC823
#define BCSR4_DATA_VOICE ((uint)0x00080000)
-#endif /* CONFIG_MPC823 */
-#ifdef CONFIG_MPC850
+#elif defined(CONFIG_MPC850)
#define BCSR4_DATA_VOICE ((uint)0x00080000)
-#endif /* CONFIG_MPC850 */
+#elif defined(CONFIG_MPC860SAR)
+#define BCSR4_UTOPIA_EN ((uint)0x08000000)
+#else /* MPC860T and other chips with FEC */
+#define BCSR4_FETH_EN ((uint)0x08000000)
+#define BCSR4_FETHCFG0 ((uint)0x04000000)
+#define BCSR4_FETHFDE ((uint)0x02000000)
+#define BCSR4_FETHCFG1 ((uint)0x00400000)
+#define BCSR4_FETHRST ((uint)0x00200000)
+#endif
-/* BSCR5 exists on MPC86xADS and Duet ADS only */
+/* BSCR5 exists on MPC86xADS and MPC885ADS only */
#define CFG_PHYDEV_ADDR (BCSR_ADDR + 0x20000)
@@ -511,4 +486,4 @@
#define CFG_ATA_ALT_OFFSET 0x0000
#define CONFIG_DISK_SPINUP_TIME 1000000
-#undef CONFIG_DISK_SPINUP_TIME /* usinī Compact Flash */
+/* #undef CONFIG_DISK_SPINUP_TIME */ /* usin Compact Flash */