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authorJon Loeliger <jdl@freescale.com>2006-08-09 13:36:54 -0500
committerJon Loeliger <jdl@freescale.com>2006-08-09 13:36:54 -0500
commit281f69ede28cd3d8be5d62a96b5a0b73e6065858 (patch)
tree8f1a0f42ce7d9c66d0ff2ecf93c9b069cbc68cc0 /cpu
parent870cbeaa45ccdbd6566882741da9f82433bd4a86 (diff)
parent6587f7e1e98bfcb7910a47bae2eb51e9a5fbd4da (diff)
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Merge branch 'wd'
Diffstat (limited to 'cpu')
-rw-r--r--cpu/74xx_7xx/cpu.c3
-rw-r--r--cpu/74xx_7xx/start.S3
-rw-r--r--cpu/arm920t/s3c24x0/i2c.c2
-rw-r--r--cpu/arm920t/s3c24x0/interrupts.c4
-rw-r--r--cpu/ixp/npe/include/IxEthDB.h4
-rw-r--r--cpu/mcf52x2/cpu.c26
-rw-r--r--cpu/mcf52x2/cpu_init.c177
-rw-r--r--cpu/mcf52x2/fec.c33
-rw-r--r--cpu/mcf52x2/serial.c73
-rw-r--r--cpu/mcf52x2/start.S101
-rw-r--r--cpu/mips/config.mk2
-rw-r--r--cpu/mpc5xxx/serial.c181
-rw-r--r--cpu/mpc8xx/cpu_init.c1
-rw-r--r--cpu/mpc8xx/fec.c10
-rw-r--r--cpu/mpc8xx/serial.c7
-rw-r--r--cpu/mpc8xx/speed.c9
-rw-r--r--cpu/nios2/epcs.c38
-rw-r--r--cpu/nios2/exceptions.S3
-rw-r--r--cpu/nios2/interrupts.c18
-rw-r--r--cpu/nios2/serial.c26
-rw-r--r--cpu/nios2/sysid.c11
-rw-r--r--cpu/ppc4xx/405gp_pci.c22
-rw-r--r--cpu/ppc4xx/4xx_enet.c78
-rw-r--r--cpu/ppc4xx/cpu.c20
-rw-r--r--cpu/ppc4xx/interrupts.c123
-rw-r--r--cpu/ppc4xx/miiphy.c59
-rw-r--r--cpu/ppc4xx/sdram.c2
-rw-r--r--cpu/ppc4xx/serial.c41
-rw-r--r--cpu/ppc4xx/spd_sdram.c6
-rw-r--r--cpu/ppc4xx/speed.c254
-rw-r--r--cpu/ppc4xx/start.S68
-rw-r--r--cpu/ppc4xx/vecnum.h43
32 files changed, 1255 insertions, 193 deletions
diff --git a/cpu/74xx_7xx/cpu.c b/cpu/74xx_7xx/cpu.c
index 706c880..ca45e17 100644
--- a/cpu/74xx_7xx/cpu.c
+++ b/cpu/74xx_7xx/cpu.c
@@ -215,7 +215,8 @@ soft_restart(unsigned long addr)
#if !defined(CONFIG_PCIPPC2) && \
!defined(CONFIG_BAB7xx) && \
- !defined(CONFIG_ELPPC)
+ !defined(CONFIG_ELPPC) && \
+ !defined(CONFIG_PPMC7XX)
/* no generic way to do board reset. simply call soft_reset. */
void
do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
diff --git a/cpu/74xx_7xx/start.S b/cpu/74xx_7xx/start.S
index ff1cce5..1fc0fe6 100644
--- a/cpu/74xx_7xx/start.S
+++ b/cpu/74xx_7xx/start.S
@@ -756,7 +756,8 @@ in_ram:
#if defined(CONFIG_AMIGAONEG3SE) || \
defined(CONFIG_DB64360) || \
defined(CONFIG_DB64460) || \
- defined(CONFIG_CPCI750)
+ defined(CONFIG_CPCI750) || \
+ defined(CONFIG_PPMC7XX)
mr r4, r9 /* Use RAM copy of the global data */
#endif
bl after_reloc
diff --git a/cpu/arm920t/s3c24x0/i2c.c b/cpu/arm920t/s3c24x0/i2c.c
index ef56cd1..374b683 100644
--- a/cpu/arm920t/s3c24x0/i2c.c
+++ b/cpu/arm920t/s3c24x0/i2c.c
@@ -153,7 +153,7 @@ void i2c_init (int speed, int slaveadd)
#endif
#ifdef CONFIG_S3C2400
/* set I2CSDA and I2CSCL (PG5, PG6) to GPIO */
- gpio->PGCON = (gpio->PGCON & ~0x00003c00) | 0x00000c00;
+ gpio->PGCON = (gpio->PGCON & ~0x00003c00) | 0x00001000;
#endif
/* toggle I2CSCL until bus idle */
diff --git a/cpu/arm920t/s3c24x0/interrupts.c b/cpu/arm920t/s3c24x0/interrupts.c
index 3ec9b54..1b36412 100644
--- a/cpu/arm920t/s3c24x0/interrupts.c
+++ b/cpu/arm920t/s3c24x0/interrupts.c
@@ -176,7 +176,9 @@ ulong get_tbclk (void)
#if defined(CONFIG_SMDK2400) || defined(CONFIG_TRAB)
tbclk = timer_load_val * 100;
-#elif defined(CONFIG_SMDK2410) || defined(CONFIG_VCMA9)
+#elif defined(CONFIG_SBC2410X) || \
+ defined(CONFIG_SMDK2410) || \
+ defined(CONFIG_VCMA9)
tbclk = CFG_HZ;
#else
# error "tbclk not configured"
diff --git a/cpu/ixp/npe/include/IxEthDB.h b/cpu/ixp/npe/include/IxEthDB.h
index 43ee802..1189c9a 100644
--- a/cpu/ixp/npe/include/IxEthDB.h
+++ b/cpu/ixp/npe/include/IxEthDB.h
@@ -799,10 +799,10 @@ IxEthDBStatus ixEthDBFilteringDatabaseShowRecords(IxEthDBPortId portID, IxEthDBR
* @verbatim
IxEthDBPortMap portMap;
- /* clear all ports from port map */
+ // clear all ports from port map
memset(portMap, 0, sizeof (portMap));
- /* include portID in port map */
+ // include portID in port map
portMap[portID / 8] = 1 << (portID % 8);
@endverbatim
*
diff --git a/cpu/mcf52x2/cpu.c b/cpu/mcf52x2/cpu.c
index e6e5d9b..aa6b2bd 100644
--- a/cpu/mcf52x2/cpu.c
+++ b/cpu/mcf52x2/cpu.c
@@ -2,6 +2,10 @@
* (C) Copyright 2003
* Josef Baumgartner <josef.baumgartner@telex.de>
*
+ * MCF5282 additionals
+ * (C) Copyright 2005
+ * BuS Elektronik GmbH & Co. KG <esw@bus-elektronik.de>
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
@@ -36,7 +40,8 @@
#endif
#ifdef CONFIG_M5282
-
+#include <asm/m5282.h>
+#include <asm/immap_5282.h>
#endif
#ifdef CONFIG_M5249
@@ -116,7 +121,6 @@ int checkcpu(void) {
return 0;
};
-
#if defined(CONFIG_WATCHDOG)
/* Called by macro WATCHDOG_RESET */
void watchdog_reset (void)
@@ -158,11 +162,25 @@ int watchdog_init (void)
#ifdef CONFIG_M5282
int checkcpu (void)
{
- puts ("CPU: Freescale Coldfire MCF5282\n");
+ unsigned char resetsource = MCFRESET_RSR;
+
+ printf ("CPU: Freescale Coldfire MCF5282 (PIN: %2.2x REV: %2.2x)\n",
+ MCFCCM_CIR>>8,MCFCCM_CIR & MCFCCM_CIR_PRN_MASK);
+ printf ("Reset:%s%s%s%s%s%s%s\n",
+ (resetsource & MCFRESET_RSR_LOL) ? " Loss of Lock" : "",
+ (resetsource & MCFRESET_RSR_LOC) ? " Loss of Clock" : "",
+ (resetsource & MCFRESET_RSR_EXT) ? " External" : "",
+ (resetsource & MCFRESET_RSR_POR) ? " Power On" : "",
+ (resetsource & MCFRESET_RSR_WDR) ? " Watchdog" : "",
+ (resetsource & MCFRESET_RSR_SOFT) ? " Software" : "",
+ (resetsource & MCFRESET_RSR_LVD) ? " Low Voltage" : ""
+ );
return 0;
}
-int do_reset (cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[]) {
+int do_reset (cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[])
+{
+ MCFRESET_RCR = MCFRESET_RCR_SOFTRST;
return 0;
};
#endif
diff --git a/cpu/mcf52x2/cpu_init.c b/cpu/mcf52x2/cpu_init.c
index 451e3f3..1748ea9 100644
--- a/cpu/mcf52x2/cpu_init.c
+++ b/cpu/mcf52x2/cpu_init.c
@@ -2,6 +2,10 @@
* (C) Copyright 2003
* Josef Baumgartner <josef.baumgartner@telex.de>
*
+ * MCF5282 additionals
+ * (C) Copyright 2005
+ * BuS Elektronik GmbH & Co. KG <esw@bus-elektronik.de>
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
@@ -172,7 +176,180 @@ int cpu_init_r (void)
*/
void cpu_init_f (void)
{
+#ifndef CONFIG_WATCHDOG
+ /* disable watchdog if we aren't using it */
+ MCFWTM_WCR = 0;
+#endif
+
+#ifndef CONFIG_MONITOR_IS_IN_RAM
+ /* Set speed /PLL */
+ MCFCLOCK_SYNCR = MCFCLOCK_SYNCR_MFD(CFG_MFD) | MCFCLOCK_SYNCR_RFD(CFG_RFD);
+
+ /* Set up the GPIO ports */
+#ifdef CFG_PEPAR
+ MCFGPIO_PEPAR = CFG_PEPAR;
+#endif
+#ifdef CFG_PFPAR
+ MCFGPIO_PFPAR = CFG_PFPAR;
+#endif
+#ifdef CFG_PJPAR
+ MCFGPIO_PJPAR = CFG_PJPAR;
+#endif
+#ifdef CFG_PSDPAR
+ MCFGPIO_PSDPAR = CFG_PSDPAR;
+#endif
+#ifdef CFG_PASPAR
+ MCFGPIO_PASPAR = CFG_PASPAR;
+#endif
+#ifdef CFG_PEHLPAR
+ MCFGPIO_PEHLPAR = CFG_PEHLPAR;
+#endif
+#ifdef CFG_PQSPAR
+ MCFGPIO_PQSPAR = CFG_PQSPAR;
+#endif
+#ifdef CFG_PTCPAR
+ MCFGPIO_PTCPAR = CFG_PTCPAR;
+#endif
+#ifdef CFG_PTDPAR
+ MCFGPIO_PTDPAR = CFG_PTDPAR;
+#endif
+#ifdef CFG_PUAPAR
+ MCFGPIO_PUAPAR = CFG_PUAPAR;
+#endif
+
+#ifdef CFG_DDRUA
+ MCFGPIO_DDRUA = CFG_DDRUA;
+#endif
+
+ /* This is probably a bad place to setup chip selects, but everyone
+ else is doing it! */
+
+#if defined(CFG_CS0_BASE) & defined(CFG_CS0_SIZE) & \
+ defined(CFG_CS0_WIDTH) & defined(CFG_CS0_RO) & \
+ defined(CFG_CS0_WS)
+
+ MCFCSM_CSAR0 = (CFG_CS0_BASE >> 16) & 0xFFFF;
+
+ #if (CFG_CS0_WIDTH == 8)
+ #define CFG_CS0_PS MCFCSM_CSCR_PS_8
+ #elif (CFG_CS0_WIDTH == 16)
+ #define CFG_CS0_PS MCFCSM_CSCR_PS_16
+ #elif (CFG_CS0_WIDTH == 32)
+ #define CFG_CS0_PS MCFCSM_CSCR_PS_32
+ #else
+ #error "CFG_CS0_WIDTH: Fault - wrong bus with for CS0"
+ #endif
+ MCFCSM_CSCR0 = MCFCSM_CSCR_WS(CFG_CS0_WS)
+ |CFG_CS0_PS
+ |MCFCSM_CSCR_AA;
+
+ #if (CFG_CS0_RO != 0)
+ MCFCSM_CSMR0 = MCFCSM_CSMR_BAM(CFG_CS0_SIZE-1)
+ |MCFCSM_CSMR_WP|MCFCSM_CSMR_V;
+ #else
+ MCFCSM_CSMR0 = MCFCSM_CSMR_BAM(CFG_CS0_SIZE-1)|MCFCSM_CSMR_V;
+ #endif
+#else
+ #waring "Chip Select 0 are not initialized/used"
+#endif
+
+#if defined(CFG_CS1_BASE) & defined(CFG_CS1_SIZE) & \
+ defined(CFG_CS1_WIDTH) & defined(CFG_CS1_RO) & \
+ defined(CFG_CS1_WS)
+
+ MCFCSM_CSAR1 = (CFG_CS1_BASE >> 16) & 0xFFFF;
+
+ #if (CFG_CS1_WIDTH == 8)
+ #define CFG_CS1_PS MCFCSM_CSCR_PS_8
+ #elif (CFG_CS1_WIDTH == 16)
+ #define CFG_CS1_PS MCFCSM_CSCR_PS_16
+ #elif (CFG_CS1_WIDTH == 32)
+ #define CFG_CS1_PS MCFCSM_CSCR_PS_32
+ #else
+ #error "CFG_CS1_WIDTH: Fault - wrong bus with for CS1"
+ #endif
+ MCFCSM_CSCR1 = MCFCSM_CSCR_WS(CFG_CS1_WS)
+ |CFG_CS1_PS
+ |MCFCSM_CSCR_AA;
+
+ #if (CFG_CS1_RO != 0)
+ MCFCSM_CSMR1 = MCFCSM_CSMR_BAM(CFG_CS1_SIZE-1)
+ |MCFCSM_CSMR_WP
+ |MCFCSM_CSMR_V;
+ #else
+ MCFCSM_CSMR1 = MCFCSM_CSMR_BAM(CFG_CS1_SIZE-1)
+ |MCFCSM_CSMR_V;
+ #endif
+#else
+ #warning "Chip Select 1 are not initialized/used"
+#endif
+
+#if defined(CFG_CS2_BASE) & defined(CFG_CS2_SIZE) & \
+ defined(CFG_CS2_WIDTH) & defined(CFG_CS2_RO) & \
+ defined(CFG_CS2_WS)
+
+ MCFCSM_CSAR2 = (CFG_CS2_BASE >> 16) & 0xFFFF;
+
+ #if (CFG_CS2_WIDTH == 8)
+ #define CFG_CS2_PS MCFCSM_CSCR_PS_8
+ #elif (CFG_CS2_WIDTH == 16)
+ #define CFG_CS2_PS MCFCSM_CSCR_PS_16
+ #elif (CFG_CS2_WIDTH == 32)
+ #define CFG_CS2_PS MCFCSM_CSCR_PS_32
+ #else
+ #error "CFG_CS2_WIDTH: Fault - wrong bus with for CS2"
+ #endif
+ MCFCSM_CSCR2 = MCFCSM_CSCR_WS(CFG_CS2_WS)
+ |CFG_CS2_PS
+ |MCFCSM_CSCR_AA;
+
+ #if (CFG_CS2_RO != 0)
+ MCFCSM_CSMR2 = MCFCSM_CSMR_BAM(CFG_CS2_SIZE-1)
+ |MCFCSM_CSMR_WP
+ |MCFCSM_CSMR_V;
+ #else
+ MCFCSM_CSMR2 = MCFCSM_CSMR_BAM(CFG_CS2_SIZE-1)
+ |MCFCSM_CSMR_V;
+ #endif
+#else
+ #warning "Chip Select 2 are not initialized/used"
+#endif
+
+#if defined(CFG_CS3_BASE) & defined(CFG_CS3_SIZE) & \
+ defined(CFG_CS3_WIDTH) & defined(CFG_CS3_RO) & \
+ defined(CFG_CS3_WS)
+
+ MCFCSM_CSAR3 = (CFG_CS3_BASE >> 16) & 0xFFFF;
+
+ #if (CFG_CS3_WIDTH == 8)
+ #define CFG_CS3_PS MCFCSM_CSCR_PS_8
+ #elif (CFG_CS3_WIDTH == 16)
+ #define CFG_CS3_PS MCFCSM_CSCR_PS_16
+ #elif (CFG_CS3_WIDTH == 32)
+ #define CFG_CS3_PS MCFCSM_CSCR_PS_32
+ #else
+ #error "CFG_CS3_WIDTH: Fault - wrong bus with for CS1"
+ #endif
+ MCFCSM_CSCR3 = MCFCSM_CSCR_WS(CFG_CS3_WS)
+ |CFG_CS3_PS
+ |MCFCSM_CSCR_AA;
+
+ #if (CFG_CS3_RO != 0)
+ MCFCSM_CSMR3 = MCFCSM_CSMR_BAM(CFG_CS3_SIZE-1)
+ |MCFCSM_CSMR_WP
+ |MCFCSM_CSMR_V;
+ #else
+ MCFCSM_CSMR3 = MCFCSM_CSMR_BAM(CFG_CS3_SIZE-1)
+ |MCFCSM_CSMR_V;
+ #endif
+#else
+ #warning "Chip Select 3 are not initialized/used"
+#endif
+
+#endif /* CONFIG_MONITOR_IS_IN_RAM */
+ /* defer enabling cache until boot (see do_go) */
+ /* icache_enable(); */
}
/*
diff --git a/cpu/mcf52x2/fec.c b/cpu/mcf52x2/fec.c
index f207dd6..6db6214 100644
--- a/cpu/mcf52x2/fec.c
+++ b/cpu/mcf52x2/fec.c
@@ -205,7 +205,9 @@ int eth_rx (void)
int eth_init (bd_t * bd)
{
-
+#ifndef CFG_ENET_BD_BASE
+ DECLARE_GLOBAL_DATA_PTR;
+#endif
int i;
volatile fec_t *fecp = (fec_t *) (FEC_ADDR);
@@ -258,6 +260,10 @@ int eth_init (bd_t * bd)
#else
/* Clear multicast address hash table
*/
+#ifdef CONFIG_M5282
+ fecp->fec_ihash_table_high = 0;
+ fecp->fec_ihash_table_low = 0;
+#else
fecp->fec_hash_table_high = 0;
fecp->fec_hash_table_low = 0;
#endif
@@ -273,7 +279,16 @@ int eth_init (bd_t * bd)
txIdx = 0;
if (!rtx) {
+#ifdef CFG_ENET_BD_BASE
rtx = (RTXBD *) CFG_ENET_BD_BASE;
+#else
+ rtx = (RTXBD *) (CFG_MONITOR_BASE+gd->reloc_off -
+ (((PKTBUFSRX+TX_BUF_CNT)*+sizeof(cbd_t)
+ +0xFF)
+ & ~0xFF)
+ );
+ debug("set ENET_DB_BASE to %lX\n",(long) rtx);
+#endif
}
/*
@@ -307,18 +322,18 @@ int eth_init (bd_t * bd)
/* Enable MII mode
*/
-#if 0 /* Full duplex mode */
+
+#if 0 /* Full duplex mode */
fecp->fec_r_cntrl = FEC_RCNTRL_MII_MODE;
fecp->fec_x_cntrl = FEC_TCNTRL_FDEN;
-#else /* Half duplex mode */
- fecp->fec_r_cntrl = FEC_RCNTRL_MII_MODE | FEC_RCNTRL_DRT;
-#ifdef CONFIG_M5271
- fecp->fec_r_cntrl |= (PKT_MAXBUF_SIZE << 16); /* set max frame length */
-#endif
+#else /* Half duplex mode */
+ fecp->fec_r_cntrl = (PKT_MAXBUF_SIZE << 16); /* set max frame length */
+ fecp->fec_r_cntrl |= FEC_RCNTRL_MII_MODE | FEC_RCNTRL_DRT;
fecp->fec_x_cntrl = 0;
#endif
/* Set MII speed */
- fecp->fec_mii_speed = 0x0e;
+ fecp->fec_mii_speed = (((CFG_CLK / 2) / (2500000 / 10)) + 5) / 10;
+ fecp->fec_mii_speed *= 2;
/* Configure port B for MII.
*/
@@ -422,7 +437,7 @@ static void mii_discover_phy (void)
*/
udelay (10000); /* wait 10ms */
}
- for (phyno = 0; phyno < 32 && phyaddr < 0; ++phyno) {
+ for (phyno = 1; phyno < 32 && phyaddr < 0; ++phyno) {
phytype = mii_send (mk_mii_read (phyno, PHY_PHYIDR1));
#ifdef ET_DEBUG
printf ("PHY type 0x%x pass %d type ", phytype, pass);
diff --git a/cpu/mcf52x2/serial.c b/cpu/mcf52x2/serial.c
index 1011788..8be09e3 100644
--- a/cpu/mcf52x2/serial.c
+++ b/cpu/mcf52x2/serial.c
@@ -55,45 +55,75 @@ void rs_serial_setbaudrate(int port,int baudrate)
{
#if defined(CONFIG_M5272) || defined(CONFIG_M5249) || defined(CONFIG_M5271)
volatile unsigned char *uartp;
-#ifndef CONFIG_M5271
+# ifndef CONFIG_M5271
double fraction;
-#endif
+# endif
double clock;
if (port == 0)
- uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE1);
+ uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE1);
else
- uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE2);
+ uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE2);
- clock = DoubleClock(baudrate); /* Set baud above */
+ clock = DoubleClock(baudrate); /* Set baud above */
- uartp[MCFUART_UBG1] = (((int)clock >> 8) & 0xff); /* set msb baud */
- uartp[MCFUART_UBG2] = ((int)clock & 0xff); /* set lsb baud */
+ uartp[MCFUART_UBG1] = (((int)clock >> 8) & 0xff); /* set msb baud */
+ uartp[MCFUART_UBG2] = ((int)clock & 0xff); /* set lsb baud */
-#ifndef CONFIG_M5271
+# ifndef CONFIG_M5271
fraction = ((clock - (int)clock) * 16.0) + 0.5;
- uartp[MCFUART_UFPD] = ((int)fraction & 0xf); /* set baud fraction adjust */
+ uartp[MCFUART_UFPD] = ((int)fraction & 0xf); /* set baud fraction adjust */
+# endif
#endif
+
+#if defined(CONFIG_M5282)
+ volatile unsigned char *uartp;
+ long clock;
+
+ switch (port) {
+ case 1:
+ uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE2);
+ break;
+ case 2:
+ uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE3);
+ break;
+ default:
+ uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE1);
+ }
+
+ clock = (long) CFG_CLK / ((long) 32 * baudrate); /* Set baud above */
+
+ uartp[MCFUART_UBG1] = (((int)clock >> 8) & 0xff); /* set msb baud */
+ uartp[MCFUART_UBG2] = ((int) clock & 0xff); /* set lsb baud */
+
#endif
};
-void rs_serial_init(int port,int baudrate)
+void rs_serial_init (int port, int baudrate)
{
- volatile unsigned char *uartp;
+ volatile unsigned char *uartp;
/*
- * Reset UART, get it into known state...
+ * Reset UART, get it into known state...
*/
- if (port == 0)
- uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE1);
- else
+ switch (port) {
+ case 1:
uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE2);
+ break;
+#if defined(CONFIG_M5282)
+ case 2:
+ uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE3);
+ break;
+#endif
+ default:
+ uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE1);
+ }
- uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETTX; /* reset TX */
- uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETRX; /* reset RX */
+ uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETTX; /* reset TX */
+ uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETRX; /* reset RX */
- uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETMRPTR; /* reset MR pointer */
- uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETERR; /* reset Error pointer */
+ uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETMRPTR; /* reset MR pointer */
+ uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETERR; /* reset Error pointer */
/*
* Set port for CONSOLE_BAUD_RATE, 8 data bits, 1 stop bit, no parity.
@@ -107,7 +137,7 @@ void rs_serial_init(int port,int baudrate)
/* Set clock Select Register: Tx/Rx clock is timer */
uartp[MCFUART_UCSR] = MCFUART_UCSR_RXCLKTIMER | MCFUART_UCSR_TXCLKTIMER;
- rs_serial_setbaudrate(port,baudrate);
+ rs_serial_setbaudrate (port, baudrate);
/* Enable Tx/Rx */
uartp[MCFUART_UCR] = MCFUART_UCR_RXENABLE | MCFUART_UCR_TXENABLE;
@@ -169,9 +199,8 @@ void serial_putc(const char c) {
}
void serial_puts (const char *s) {
- while (*s) {
+ while (*s)
serial_putc(*s++);
- }
}
int serial_getc(void) {
diff --git a/cpu/mcf52x2/start.S b/cpu/mcf52x2/start.S
index 3ab812b..8a83ca5 100644
--- a/cpu/mcf52x2/start.S
+++ b/cpu/mcf52x2/start.S
@@ -55,11 +55,15 @@
*/
_vectors:
-#ifndef CONFIG_R5200
-.long 0x00000000, _START
+.long 0x00000000 /* Flash offset is 0 until we setup CS0 */
+#if defined(CONFIG_R5200)
+.long 0x400
+#elif defined(CONFIG_M5282)
+.long _start - TEXT_BASE
#else
-.long 0x00000000, 0x400 /* Flash offset is 0 until we setup CS0 */
+.long _START
#endif
+
.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT
.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT
.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT
@@ -100,20 +104,23 @@ _vectors:
.text
+
+#if defined(CFG_INT_FLASH_BASE) && \
+ (defined(CONFIG_M5282) || defined(CONFIG_M5281))
+ #if (TEXT_BASE == CFG_INT_FLASH_BASE)
+ .long 0x55AA55AA,0xAA55AA55 /* CFM Backdoorkey */
+ .long 0xFFFFFFFF /* all sectors protected */
+ .long 0x00000000 /* supervisor/User restriction */
+ .long 0x00000000 /* programm/data space restriction */
+ .long 0x00000000 /* Flash security */
+ #endif
+#endif
.globl _start
_start:
nop
nop
move.w #0x2700,%sr
- /* if we come from a pre-loader we have no exception table and
- * therefore no VBR to set
- */
-#if !defined(CONFIG_MONITOR_IS_IN_RAM)
- move.l #CFG_FLASH_BASE, %d0
- movec %d0, %VBR
-#endif
-
#if defined(CONFIG_M5272) || defined(CONFIG_M5249)
move.l #(CFG_MBAR + 1), %d0 /* set MBAR address + valid flag */
move.c %d0, %MBAR
@@ -128,20 +135,48 @@ _start:
movec %d0, %RAMBAR0
#endif /* #if defined(CONFIG_M5272) || defined(CONFIG_M5249) */
-#if defined(CONFIG_M5282) || defined(CONFIG_M5271)
+#if defined(CONFIG_M5282) || defined(CONFIG_M5271)
/* Initialize IPSBAR */
move.l #(CFG_MBAR + 1), %d0 /* set IPSBAR address + valid flag */
move.l %d0, 0x40000000
-#ifdef CONFIG_M5282
+ /* Initialize RAMBAR1: locate SRAM and validate it */
+ move.l #(CFG_INIT_RAM_ADDR + 0x21), %d0
+ movec %d0, %RAMBAR1
+
+#if (TEXT_BASE == CFG_INT_FLASH_BASE)
+ /* Setup code in SRAM to initialize FLASHBAR, if start from internal Flash */
+
+ move.l #(_flashbar_setup-CFG_INT_FLASH_BASE), %a0
+ move.l #(_flashbar_setup_end-CFG_INT_FLASH_BASE), %a1
+ move.l #(CFG_INIT_RAM_ADDR), %a2
+_copy_flash:
+ move.l (%a0)+, (%a2)+
+ cmp.l %a0, %a1
+ bgt.s _copy_flash
+ jmp CFG_INIT_RAM_ADDR
+
+_flashbar_setup:
/* Initialize FLASHBAR: locate internal Flash and validate it */
move.l #(CFG_INT_FLASH_BASE + 0x21), %d0
movec %d0, %RAMBAR0
-#endif
+ jmp _after_flashbar_copy.L /* Force jump to absolute address */
+_flashbar_setup_end:
+ nop
+_after_flashbar_copy:
+#else
+ /* Setup code to initialize FLASHBAR, if start from external Memory */
+ move.l #(CFG_INT_FLASH_BASE + 0x21), %d0
+ movec %d0, %RAMBAR0
+#endif /* (TEXT_BASE == CFG_INT_FLASH_BASE) */
- /* Initialize RAMBAR1: locate SRAM and validate it */
- move.l #(CFG_INIT_RAM_ADDR + 0x21), %d0
- movec %d0, %RAMBAR1
+#endif
+ /* if we come from a pre-loader we have no exception table and
+ * therefore no VBR to set
+ */
+#if !defined(CONFIG_MONITOR_IS_IN_RAM)
+ move.l #CFG_FLASH_BASE, %d0
+ movec %d0, %VBR
#endif
#ifdef CONFIG_R5200
@@ -218,7 +253,6 @@ relocate_code:
move.l #CFG_MONITOR_BASE, %a1
move.l #__init_end, %a2
move.l %a0, %a3
-
/* copy the code to RAM */
1:
move.l (%a1)+, (%a3)+
@@ -229,14 +263,14 @@ relocate_code:
* We are done. Do not return, instead branch to second part of board
* initialization, now running from RAM.
*/
- move.l %a0, %a1
+ move.l %a0, %a1
add.l #(in_ram - CFG_MONITOR_BASE), %a1
jmp (%a1)
in_ram:
clear_bss:
- /*
+ /*
* Now clear BSS segment
*/
move.l %a0, %a1
@@ -266,6 +300,23 @@ clear_bss:
cmp.l %a2, %a1
bne 7b
+#if defined(CONFIG_M5281) || defined(CONFIG_M5282)
+ /* patch the 3 accesspoints to 3 ichache_state */
+ /* quick and dirty */
+
+ move.l %a0,%d1
+ add.l #(icache_state - CFG_MONITOR_BASE),%d1
+ move.l %a0,%a1
+ add.l #(icache_state_access_1+2 - CFG_MONITOR_BASE),%a1
+ move.l %d1,(%a1)
+ move.l %a0,%a1
+ add.l #(icache_state_access_2+2 - CFG_MONITOR_BASE),%a1
+ move.l %d1,(%a1)
+ move.l %a0,%a1
+ add.l #(icache_state_access_3+2 - CFG_MONITOR_BASE),%a1
+ move.l %d1,(%a1)
+#endif
+
/* calculate relative jump to board_init_r in ram */
move.l %a0, %a1
add.l #(board_init_r - CFG_MONITOR_BASE), %a1
@@ -273,6 +324,10 @@ clear_bss:
/* set parameters for board_init_r */
move.l %a0,-(%sp) /* dest_addr */
move.l %d0,-(%sp) /* gd */
+ #if defined(DEBUG) && (TEXT_BASE != CFG_INT_FLASH_BASE) && \
+ defined(CFG_HALT_BEFOR_RAM_JUMP)
+ halt
+ #endif
jsr (%a1)
/*------------------------------------------------------------------------------*/
@@ -327,6 +382,7 @@ icache_enable:
move.l #0x80400100, %d0 /* Setup cache mask, data cache disabel*/
movec %d0, %CACR /* Enable cache */
moveq #1, %d0
+icache_state_access_1:
move.l %d0, icache_state
rts
#endif
@@ -361,18 +417,19 @@ icache_disable:
movec %d0, %ACR0 /* Enable cache */
movec %d0, %ACR1 /* Enable cache */
moveq #0, %d0
+icache_state_access_2:
move.l %d0, icache_state
rts
.globl icache_status
icache_status:
+icache_state_access_3:
move.l icache_state, %d0
rts
.data
icache_state:
- .long 1
-
+ .long 0 /* cache is diabled on inirialization */
/*------------------------------------------------------------------------------*/
diff --git a/cpu/mips/config.mk b/cpu/mips/config.mk
index c357615..b29986e 100644
--- a/cpu/mips/config.mk
+++ b/cpu/mips/config.mk
@@ -21,7 +21,7 @@
# MA 02111-1307 USA
#
v=$(shell \
-mips-linux-as --version|grep "GNU assembler"|awk '{print $$3}'|awk -F . '{print $$2}')
+$(CROSS_COMPILE)as --version|grep "GNU assembler"|awk '{print $$3}'|awk -F . '{print $$2}')
MIPSFLAGS=$(shell \
if [ "$v" -lt "14" ]; then \
echo "-mcpu=4kc"; \
diff --git a/cpu/mpc5xxx/serial.c b/cpu/mpc5xxx/serial.c
index cacb9f0..6cb523d 100644
--- a/cpu/mpc5xxx/serial.c
+++ b/cpu/mpc5xxx/serial.c
@@ -23,6 +23,9 @@
* Hacked for MPC8260 by Murray.Jensen@cmst.csiro.au, 19-Oct-00, with
* changes based on the file arch/ppc/mbxboot/m8260_tty.c from the
* Linux/PPC sources (m8260_tty.c had no copyright info in it).
+ *
+ * Martin Krause, 8 Jun 2006
+ * Added CONFIG_SERIAL_MULTI support
*/
/*
@@ -33,6 +36,10 @@
#include <common.h>
#include <mpc5xxx.h>
+#if defined (CONFIG_SERIAL_MULTI)
+#include <serial.h>
+#endif
+
DECLARE_GLOBAL_DATA_PTR;
#if defined(CONFIG_PSC_CONSOLE)
@@ -55,9 +62,41 @@ DECLARE_GLOBAL_DATA_PTR;
#error CONFIG_PSC_CONSOLE must be in 1 ... 6
#endif
+#if defined(CONFIG_SERIAL_MULTI) && !defined(CONFIG_PSC_CONSOLE2)
+#error you must define CONFIG_PSC_CONSOLE2 if CONFIG_SERIAL_MULTI is set
+#endif
+
+#if defined(CONFIG_SERIAL_MULTI)
+#if CONFIG_PSC_CONSOLE2 == 1
+#define PSC_BASE2 MPC5XXX_PSC1
+#elif CONFIG_PSC_CONSOLE2 == 2
+#define PSC_BASE2 MPC5XXX_PSC2
+#elif CONFIG_PSC_CONSOLE2 == 3
+#define PSC_BASE2 MPC5XXX_PSC3
+#elif defined(CONFIG_MGT5100)
+#error CONFIG_PSC_CONSOLE2 must be in 1, 2 or 3
+#elif CONFIG_PSC_CONSOLE2 == 4
+#define PSC_BASE2 MPC5XXX_PSC4
+#elif CONFIG_PSC_CONSOLE2 == 5
+#define PSC_BASE2 MPC5XXX_PSC5
+#elif CONFIG_PSC_CONSOLE2 == 6
+#define PSC_BASE2 MPC5XXX_PSC6
+#else
+#error CONFIG_PSC_CONSOLE2 must be in 1 ... 6
+#endif
+#endif /* CONFIG_SERIAL_MULTI */
+
+#if defined(CONFIG_SERIAL_MULTI)
+int serial_init_dev (unsigned long dev_base)
+#else
int serial_init (void)
+#endif
{
+#if defined(CONFIG_SERIAL_MULTI)
+ volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)dev_base;
+#else
volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)PSC_BASE;
+#endif
unsigned long baseclk;
int div;
@@ -100,13 +139,24 @@ int serial_init (void)
return (0);
}
-void
-serial_putc(const char c)
+#if defined(CONFIG_SERIAL_MULTI)
+void serial_putc_dev (unsigned long dev_base, const char c)
+#else
+void serial_putc(const char c)
+#endif
{
+#if defined(CONFIG_SERIAL_MULTI)
+ volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)dev_base;
+#else
volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)PSC_BASE;
+#endif
if (c == '\n')
+#if defined(CONFIG_SERIAL_MULTI)
+ serial_putc_dev (dev_base, '\r');
+#else
serial_putc('\r');
+#endif
/* Wait for last character to go. */
while (!(psc->psc_status & PSC_SR_TXEMP))
@@ -115,18 +165,32 @@ serial_putc(const char c)
psc->psc_buffer_8 = c;
}
-void
-serial_puts (const char *s)
+#if defined(CONFIG_SERIAL_MULTI)
+void serial_puts_dev (unsigned long dev_base, const char *s)
+#else
+void serial_puts (const char *s)
+#endif
{
while (*s) {
+#if defined(CONFIG_SERIAL_MULTI)
+ serial_putc_dev (dev_base, *s++);
+#else
serial_putc (*s++);
+#endif
}
}
-int
-serial_getc(void)
+#if defined(CONFIG_SERIAL_MULTI)
+int serial_getc_dev (unsigned long dev_base)
+#else
+int serial_getc(void)
+#endif
{
+#if defined(CONFIG_SERIAL_MULTI)
+ volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)dev_base;
+#else
volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)PSC_BASE;
+#endif
/* Wait for a character to arrive. */
while (!(psc->psc_status & PSC_SR_RXRDY))
@@ -135,18 +199,32 @@ serial_getc(void)
return psc->psc_buffer_8;
}
-int
-serial_tstc(void)
+#if defined(CONFIG_SERIAL_MULTI)
+int serial_tstc_dev (unsigned long dev_base)
+#else
+int serial_tstc(void)
+#endif
{
+#if defined(CONFIG_SERIAL_MULTI)
+ volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)dev_base;
+#else
volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)PSC_BASE;
+#endif
return (psc->psc_status & PSC_SR_RXRDY);
}
-void
-serial_setbrg(void)
+#if defined(CONFIG_SERIAL_MULTI)
+void serial_setbrg_dev (unsigned long dev_base)
+#else
+void serial_setbrg(void)
+#endif
{
+#if defined(CONFIG_SERIAL_MULTI)
+ volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)dev_base;
+#else
volatile struct mpc5xxx_psc *psc = (struct mpc5xxx_psc *)PSC_BASE;
+#endif
unsigned long baseclk, div;
#if defined(CONFIG_MGT5100)
@@ -160,4 +238,87 @@ serial_setbrg(void)
psc->ctur = (div >> 8) & 0xFF;
psc->ctlr = div & 0xff;
}
+
+#if defined(CONFIG_SERIAL_MULTI)
+int serial0_init(void)
+{
+ return (serial_init_dev(PSC_BASE));
+}
+
+int serial1_init(void)
+{
+ return (serial_init_dev(PSC_BASE2));
+}
+void serial0_setbrg (void)
+{
+ serial_setbrg_dev(PSC_BASE);
+}
+void serial1_setbrg (void)
+{
+ serial_setbrg_dev(PSC_BASE2);
+}
+
+void serial0_putc(const char c)
+{
+ serial_putc_dev(PSC_BASE,c);
+}
+
+void serial1_putc(const char c)
+{
+ serial_putc_dev(PSC_BASE2, c);
+}
+void serial0_puts(const char *s)
+{
+ serial_puts_dev(PSC_BASE, s);
+}
+
+void serial1_puts(const char *s)
+{
+ serial_puts_dev(PSC_BASE2, s);
+}
+
+int serial0_getc(void)
+{
+ return(serial_getc_dev(PSC_BASE));
+}
+
+int serial1_getc(void)
+{
+ return(serial_getc_dev(PSC_BASE2));
+}
+int serial0_tstc(void)
+{
+ return (serial_tstc_dev(PSC_BASE));
+}
+
+int serial1_tstc(void)
+{
+ return (serial_tstc_dev(PSC_BASE2));
+}
+
+struct serial_device serial0_device =
+{
+ "serial0",
+ "UART0",
+ serial0_init,
+ serial0_setbrg,
+ serial0_getc,
+ serial0_tstc,
+ serial0_putc,
+ serial0_puts,
+};
+
+struct serial_device serial1_device =
+{
+ "serial1",
+ "UART1",
+ serial1_init,
+ serial1_setbrg,
+ serial1_getc,
+ serial1_tstc,
+ serial1_putc,
+ serial1_puts,
+};
+#endif /* CONFIG_SERIAL_MULTI */
+
#endif /* CONFIG_PSC_CONSOLE */
diff --git a/cpu/mpc8xx/cpu_init.c b/cpu/mpc8xx/cpu_init.c
index 1a7111f..c79e578 100644
--- a/cpu/mpc8xx/cpu_init.c
+++ b/cpu/mpc8xx/cpu_init.c
@@ -161,6 +161,7 @@ void cpu_init_f (volatile immap_t * immr)
defined(CONFIG_RMU) || \
defined(CONFIG_RPXCLASSIC) || \
defined(CONFIG_RPXLITE) || \
+ defined(CONFIG_SPC1920) || \
defined(CONFIG_SPD823TS)
memctl->memc_br0 = CFG_BR0_PRELIM;
diff --git a/cpu/mpc8xx/fec.c b/cpu/mpc8xx/fec.c
index 6006478..6d2755e 100644
--- a/cpu/mpc8xx/fec.c
+++ b/cpu/mpc8xx/fec.c
@@ -396,8 +396,10 @@ static void fec_pin_init(int fecidx)
* * to 2.5 MHz.
* * This MDC frequency is equal to system clock / (2 * MII_SPEED).
* * Then MII_SPEED = system_clock / 2 * 2,5 Mhz.
+ *
+ * All MII configuration is done via FEC1 registers:
*/
- fecp->fec_mii_speed = ((bd->bi_intfreq + 4999999) / 5000000) << 1;
+ immr->im_cpm.cp_fec1.fec_mii_speed = ((bd->bi_intfreq + 4999999) / 5000000) << 1;
#if defined(CONFIG_NETTA) || defined(CONFIG_NETPHONE) || defined(CONFIG_NETTA2)
/* our PHYs are the limit at 2.5 MHz */
@@ -508,8 +510,6 @@ static void fec_pin_init(int fecidx)
#if defined(CONFIG_MPC885_FAMILY) /* MPC87x/88x have got 2 FECs and different pinout */
#if !defined(CONFIG_RMII)
-
-#warning this configuration is not tested; please report if it works
immr->im_cpm.cp_pepar |= 0x0003fffc;
immr->im_cpm.cp_pedir |= 0x0003fffc;
immr->im_cpm.cp_peso &= ~0x000087fc;
@@ -822,6 +822,7 @@ static void fec_halt(struct eth_device* dev)
#define PHY_ID_LSI80225 0x0016f870 /* LSI 80225 */
#define PHY_ID_LSI80225B 0x0016f880 /* LSI 80225/B */
#define PHY_ID_DM9161 0x0181B880 /* Davicom DM9161 */
+#define PHY_ID_KSM8995M 0x00221450 /* MICREL KS8995MA */
/* send command to phy using mii, wait for result */
static uint
@@ -907,6 +908,9 @@ static int mii_discover_phy(struct eth_device *dev)
case PHY_ID_DM9161:
printf("Davicom DM9161\n");
break;
+ case PHY_ID_KSM8995M:
+ printf("MICREL KS8995M\n");
+ break;
default:
printf("0x%08x\n", phytype);
break;
diff --git a/cpu/mpc8xx/serial.c b/cpu/mpc8xx/serial.c
index 26a82cc..8ae584f 100644
--- a/cpu/mpc8xx/serial.c
+++ b/cpu/mpc8xx/serial.c
@@ -227,9 +227,12 @@ static int smc_init (void)
sp->smc_smcm = 0;
sp->smc_smce = 0xff;
- /* Set up the baud rate generator.
- */
+#ifdef CFG_SPC1920_SMC1_CLK4 /* clock source is PLD */
+ *((volatile uchar *) CFG_SPC1920_PLD_BASE+6) = 0xff;
+#else
+ /* Set up the baud rate generator */
smc_setbrg ();
+#endif
/* Make the first buffer the only buffer.
*/
diff --git a/cpu/mpc8xx/speed.c b/cpu/mpc8xx/speed.c
index 57f91c0..101d5f9 100644
--- a/cpu/mpc8xx/speed.c
+++ b/cpu/mpc8xx/speed.c
@@ -259,7 +259,11 @@ int get_clocks_866 (void)
*/
sccr_reg = immr->im_clkrst.car_sccr;
sccr_reg &= ~SCCR_EBDF11;
+#if defined(CONFIG_TQM885D)
+ if (gd->cpu_clk <= 80000000) {
+#else
if (gd->cpu_clk <= 66000000) {
+#endif
sccr_reg |= SCCR_EBDF00; /* bus division factor = 1 */
gd->bus_clk = gd->cpu_clk;
} else {
@@ -360,7 +364,8 @@ static long init_pll_866 (long clk)
#endif /* CONFIG_8xx_CPUCLK_DEFAULT */
-#if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M)
+#if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
+ && !defined(CONFIG_TQM885D)
/*
* Adjust sdram refresh rate to actual CPU clock
* and set timebase source according to actual CPU clock
@@ -384,6 +389,6 @@ int adjust_sdram_tbs_8xx (void)
return (0);
}
-#endif /* CONFIG_TQM8xxL/M, !TQM866M */
+#endif /* CONFIG_TQM8xxL/M, !TQM866M, !TQM885D */
/* ------------------------------------------------------------------------- */
diff --git a/cpu/nios2/epcs.c b/cpu/nios2/epcs.c
index a8851e9..414c38c 100644
--- a/cpu/nios2/epcs.c
+++ b/cpu/nios2/epcs.c
@@ -25,7 +25,7 @@
#if defined(CFG_NIOS_EPCSBASE)
#include <command.h>
-#include <nios2.h>
+#include <asm/io.h>
#include <nios2-io.h>
#include <nios2-epcs.h>
@@ -72,8 +72,7 @@
*/
#define EPCS_TIMEOUT 100 /* 100 msec timeout */
-static nios_spi_t *epcs =
- (nios_spi_t *)CACHE_BYPASS(CFG_NIOS_EPCSBASE);
+static nios_spi_t *epcs = (nios_spi_t *)CFG_NIOS_EPCSBASE;
/***********************************************************************
* Device access
@@ -81,16 +80,20 @@ static nios_spi_t *epcs =
static int epcs_cs (int assert)
{
ulong start;
+ unsigned tmp;
+
if (assert) {
- epcs->control |= NIOS_SPI_SSO;
+ tmp = readl (&epcs->control);
+ writel (&epcs->control, tmp | NIOS_SPI_SSO);
} else {
/* Let all bits shift out */
start = get_timer (0);
- while ((epcs->status & NIOS_SPI_TMT) == 0)
+ while ((readl (&epcs->status) & NIOS_SPI_TMT) == 0)
if (get_timer (start) > EPCS_TIMEOUT)
return (-1);
- epcs->control &= ~NIOS_SPI_SSO;
+ tmp = readl (&epcs->control);
+ writel (&epcs->control, tmp & ~NIOS_SPI_SSO);
}
return (0);
}
@@ -100,10 +103,10 @@ static int epcs_tx (unsigned char c)
ulong start;
start = get_timer (0);
- while ((epcs->status & NIOS_SPI_TRDY) == 0)
+ while ((readl (&epcs->status) & NIOS_SPI_TRDY) == 0)
if (get_timer (start) > EPCS_TIMEOUT)
return (-1);
- epcs->txdata = c;
+ writel (&epcs->txdata, c);
return (0);
}
@@ -112,10 +115,10 @@ static int epcs_rx (void)
ulong start;
start = get_timer (0);
- while ((epcs->status & NIOS_SPI_RRDY) == 0)
+ while ((readl (&epcs->status) & NIOS_SPI_RRDY) == 0)
if (get_timer (start) > EPCS_TIMEOUT)
return (-1);
- return (epcs->rxdata);
+ return (readl (&epcs->rxdata));
}
static unsigned char bitrev[] = {
@@ -207,6 +210,21 @@ static struct epcs_devinfo_t devinfo[] = {
{ 0, 0, 0, 0, 0, 0 }
};
+int epcs_reset (void)
+{
+ /* When booting from an epcs controller, the epcs bootrom
+ * code may leave the slave select in an asserted state.
+ * This causes two problems: (1) The initial epcs access
+ * will fail -- not a big deal, and (2) a software reset
+ * will cause the bootrom code to hang since it does not
+ * ensure the select is negated prior to first access -- a
+ * big deal. Here we just negate chip select and everything
+ * gets better :-)
+ */
+ epcs_cs (0); /* Negate chip select */
+ return (0);
+}
+
epcs_devinfo_t *epcs_dev_find (void)
{
unsigned char buf[4];
diff --git a/cpu/nios2/exceptions.S b/cpu/nios2/exceptions.S
index d3b95cf..b9c7a58 100644
--- a/cpu/nios2/exceptions.S
+++ b/cpu/nios2/exceptions.S
@@ -30,6 +30,9 @@
.global _exception
+ .set noat
+ .set nobreak
+
_exception:
/* SAVE ALL REGS -- this allows trap and unimplemented
* instruction handlers to be coded conveniently in C
diff --git a/cpu/nios2/interrupts.c b/cpu/nios2/interrupts.c
index 4a6da58..4685161 100644
--- a/cpu/nios2/interrupts.c
+++ b/cpu/nios2/interrupts.c
@@ -27,6 +27,7 @@
#include <nios2.h>
#include <nios2-io.h>
+#include <asm/io.h>
#include <asm/ptrace.h>
#include <common.h>
#include <command.h>
@@ -79,7 +80,7 @@ void tmr_isr (void *arg)
/* Interrupt is cleared by writing anything to the
* status register.
*/
- tmr->status = 0;
+ writel (&tmr->status, 0);
timestamp += CFG_NIOS_TMRMS;
#ifdef CONFIG_STATUS_LED
status_led_tick(timestamp);
@@ -88,16 +89,17 @@ void tmr_isr (void *arg)
static void tmr_init (void)
{
- nios_timer_t *tmr =(nios_timer_t *)CACHE_BYPASS(CFG_NIOS_TMRBASE);
+ nios_timer_t *tmr =(nios_timer_t *)CFG_NIOS_TMRBASE;
+
+ writel (&tmr->status, 0);
+ writel (&tmr->control, 0);
+ writel (&tmr->control, NIOS_TIMER_STOP);
- tmr->control &= ~(NIOS_TIMER_START | NIOS_TIMER_ITO);
- tmr->control |= NIOS_TIMER_STOP;
#if defined(CFG_NIOS_TMRCNT)
- tmr->periodl = CFG_NIOS_TMRCNT & 0xffff;
- tmr->periodh = (CFG_NIOS_TMRCNT >> 16) & 0xffff;
+ writel (&tmr->periodl, CFG_NIOS_TMRCNT & 0xffff);
+ writel (&tmr->periodh, (CFG_NIOS_TMRCNT >> 16) & 0xffff);
#endif
- tmr->control |= ( NIOS_TIMER_ITO |
- NIOS_TIMER_CONT |
+ writel (&tmr->control, NIOS_TIMER_ITO | NIOS_TIMER_CONT |
NIOS_TIMER_START );
irq_install_handler (CFG_NIOS_TMRIRQ, tmr_isr, (void *)tmr);
}
diff --git a/cpu/nios2/serial.c b/cpu/nios2/serial.c
index 3d76603..0bd3821 100644
--- a/cpu/nios2/serial.c
+++ b/cpu/nios2/serial.c
@@ -24,7 +24,7 @@
#include <common.h>
#include <watchdog.h>
-#include <nios2.h>
+#include <asm/io.h>
#include <nios2-io.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -34,8 +34,7 @@ DECLARE_GLOBAL_DATA_PTR;
*-----------------------------------------------------------------*/
#if defined(CONFIG_CONSOLE_JTAG)
-static nios_jtag_t *jtag =
- (nios_jtag_t *)CACHE_BYPASS(CFG_NIOS_CONSOLE);
+static nios_jtag_t *jtag = (nios_jtag_t *)CFG_NIOS_CONSOLE;
void serial_setbrg( void ){ return; }
int serial_init( void ) { return(0);}
@@ -44,9 +43,9 @@ void serial_putc (char c)
{
unsigned val;
- while (NIOS_JTAG_WSPACE (jtag->control) == 0)
+ while (NIOS_JTAG_WSPACE ( readl (&jtag->control)) == 0)
WATCHDOG_RESET ();
- jtag->data = (unsigned char)c;
+ writel (&jtag->data, (unsigned char)c);
}
void serial_puts (const char *s)
@@ -57,7 +56,7 @@ void serial_puts (const char *s)
int serial_tstc (void)
{
- return (jtag->control & NIOS_JTAG_RRDY);
+ return ( readl (&jtag->control) & NIOS_JTAG_RRDY);
}
int serial_getc (void)
@@ -67,7 +66,7 @@ int serial_getc (void)
while (1) {
WATCHDOG_RESET ();
- val = jtag->data;
+ val = readl (&jtag->data);
if (val & NIOS_JTAG_RVALID)
break;
}
@@ -80,8 +79,7 @@ int serial_getc (void)
*-----------------------------------------------------------------*/
#else
-static nios_uart_t *uart = (nios_uart_t *)
- CACHE_BYPASS(CFG_NIOS_CONSOLE);
+static nios_uart_t *uart = (nios_uart_t *) CFG_NIOS_CONSOLE;
#if defined(CFG_NIOS_FIXEDBAUD)
@@ -98,7 +96,7 @@ void serial_setbrg (void)
unsigned div;
div = (CONFIG_SYS_CLK_FREQ/gd->baudrate)-1;
- uart->divisor = div;
+ writel (&uart->divisor,div);
return;
}
@@ -118,9 +116,9 @@ void serial_putc (char c)
{
if (c == '\n')
serial_putc ('\r');
- while ((uart->status & NIOS_UART_TRDY) == 0)
+ while ((readl (&uart->status) & NIOS_UART_TRDY) == 0)
WATCHDOG_RESET ();
- uart->txdata = (unsigned char)c;
+ writel (&uart->txdata,(unsigned char)c);
}
void serial_puts (const char *s)
@@ -132,14 +130,14 @@ void serial_puts (const char *s)
int serial_tstc (void)
{
- return (uart->status & NIOS_UART_RRDY);
+ return (readl (&uart->status) & NIOS_UART_RRDY);
}
int serial_getc (void)
{
while (serial_tstc () == 0)
WATCHDOG_RESET ();
- return( uart->rxdata & 0x00ff );
+ return (readl (&uart->rxdata) & 0x00ff );
}
#endif /* CONFIG_JTAG_CONSOLE */
diff --git a/cpu/nios2/sysid.c b/cpu/nios2/sysid.c
index 2b7a569..b5a2959 100644
--- a/cpu/nios2/sysid.c
+++ b/cpu/nios2/sysid.c
@@ -26,20 +26,21 @@
#if defined (CFG_NIOS_SYSID_BASE)
#include <command.h>
-#include <nios2.h>
+#include <asm/io.h>
#include <nios2-io.h>
#include <linux/time.h>
void display_sysid (void)
{
- struct nios_sysid_t *sysid =
- (struct nios_sysid_t *)CACHE_BYPASS(CFG_NIOS_SYSID_BASE);
+ struct nios_sysid_t *sysid = (struct nios_sysid_t *)CFG_NIOS_SYSID_BASE;
struct tm t;
char asc[32];
+ time_t stamp;
- localtime_r ((time_t *)&sysid->timestamp, &t);
+ stamp = readl (&sysid->timestamp);
+ localtime_r (&stamp, &t);
asctime_r (&t, asc);
- printf ("SYSID : %08x, %s", sysid->id, asc);
+ printf ("SYSID : %08x, %s", readl (&sysid->id), asc);
}
diff --git a/cpu/ppc4xx/405gp_pci.c b/cpu/ppc4xx/405gp_pci.c
index fad895b..cf5eccb 100644
--- a/cpu/ppc4xx/405gp_pci.c
+++ b/cpu/ppc4xx/405gp_pci.c
@@ -438,7 +438,7 @@ void pci_440_init (struct pci_controller *hose)
* The PCI initialization sequence enable bit must be set ... if not abort
* pci setup since updating the bit requires chip reset.
*--------------------------------------------------------------------------*/
-#if defined(CONFIG_440GX) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SP) || defined(CONFIG_440SPE)
unsigned long strap;
mfsdr(sdr_sdstp1,strap);
@@ -465,17 +465,30 @@ void pci_440_init (struct pci_controller *hose)
hose->first_busno = 0;
hose->last_busno = 0xff;
+ /* PCI I/O space */
pci_set_region(hose->regions + reg_num++,
0x00000000,
PCIX0_IOBASE,
0x10000,
PCI_REGION_IO);
+ /* PCI memory space */
pci_set_region(hose->regions + reg_num++,
CFG_PCI_TARGBASE,
CFG_PCI_MEMBASE,
0x10000000,
PCI_REGION_MEM );
+
+#if defined(CONFIG_PCI_SYS_MEM_BUS) && defined(CONFIG_PCI_SYS_MEM_PHYS) && \
+ defined(CONFIG_PCI_SYS_MEM_SIZE)
+ /* System memory space */
+ pci_set_region(hose->regions + reg_num++,
+ CONFIG_PCI_SYS_MEM_BUS,
+ CONFIG_PCI_SYS_MEM_PHYS,
+ CONFIG_PCI_SYS_MEM_SIZE,
+ PCI_REGION_MEM | PCI_REGION_MEMORY );
+#endif
+
hose->region_count = reg_num;
pci_setup_indirect(hose, PCIX0_CFGADR, PCIX0_CFGDATA);
@@ -502,7 +515,7 @@ void pci_440_init (struct pci_controller *hose)
out16r( PCIX0_CLS, 0x00060000 ); /* Bridge, host bridge */
#endif
-#if defined(CONFIG_440GX)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
out32r( PCIX0_BRDGOPT1, 0x04000060 ); /* PLB Rq pri highest */
out32r( PCIX0_BRDGOPT2, in32(PCIX0_BRDGOPT2) | 0x83 ); /* Enable host config, clear Timeout, ensure int src1 */
#elif defined(PCIX0_BRDGOPT1)
@@ -520,8 +533,13 @@ void pci_440_init (struct pci_controller *hose)
out32r( PCIX0_POM0SA, 0 ); /* disable */
out32r( PCIX0_POM1SA, 0 ); /* disable */
out32r( PCIX0_POM2SA, 0 ); /* disable */
+#if defined(CONFIG_440SPE)
+ out32r( PCIX0_POM0LAL, 0x10000000 );
+ out32r( PCIX0_POM0LAH, 0x0000000c );
+#else
out32r( PCIX0_POM0LAL, 0x00000000 );
out32r( PCIX0_POM0LAH, 0x00000003 );
+#endif
out32r( PCIX0_POM0PCIAL, CFG_PCI_MEMBASE );
out32r( PCIX0_POM0PCIAH, 0x00000000 );
out32r( PCIX0_POM0SA, 0xf0000001 ); /* 256MB, enabled */
diff --git a/cpu/ppc4xx/4xx_enet.c b/cpu/ppc4xx/4xx_enet.c
index 86dc2d0..fab65af 100644
--- a/cpu/ppc4xx/4xx_enet.c
+++ b/cpu/ppc4xx/4xx_enet.c
@@ -181,6 +181,9 @@ static void ppc_4xx_eth_halt (struct eth_device *dev)
{
EMAC_4XX_HW_PST hw_p = dev->priv;
uint32_t failsafe = 10000;
+#if defined(CONFIG_440SPE)
+ unsigned long mfr;
+#endif
out32 (EMAC_IER + hw_p->hw_addr, 0x00000000); /* disable emac interrupts */
@@ -202,8 +205,23 @@ static void ppc_4xx_eth_halt (struct eth_device *dev)
}
/* EMAC RESET */
+#if defined(CONFIG_440SPE)
+ /* provide clocks for EMAC internal loopback */
+ mfsdr (sdr_mfr, mfr);
+ mfr |= 0x08000000;
+ mtsdr(sdr_mfr, mfr);
+#endif
+
out32 (EMAC_M0 + hw_p->hw_addr, EMAC_M0_SRST);
+#if defined(CONFIG_440SPE)
+ /* remove clocks for EMAC internal loopback */
+ mfsdr (sdr_mfr, mfr);
+ mfr &= ~0x08000000;
+ mtsdr(sdr_mfr, mfr);
+#endif
+
+
#ifndef CONFIG_NETCONSOLE
hw_p->print_speed = 1; /* print speed message again next time */
#endif
@@ -301,7 +319,7 @@ int ppc_4xx_eth_setup_bridge(int devnum, bd_t * bis)
return ((int)pfc1);
}
-#endif
+#endif /* CONFIG_440_GX */
static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
{
@@ -314,12 +332,16 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
unsigned mode_reg;
unsigned short devnum;
unsigned short reg_short;
-#if defined(CONFIG_440GX) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SP) || defined(CONFIG_440SPE)
sys_info_t sysinfo;
-#if defined(CONFIG_440GX)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
int ethgroup = -1;
#endif
#endif
+#if defined(CONFIG_440SPE)
+ unsigned long mfr;
+#endif
+
EMAC_4XX_HW_PST hw_p = dev->priv;
@@ -330,7 +352,7 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
return -1;
}
-#if defined(CONFIG_440GX) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SP) || defined(CONFIG_440SPE)
/* Need to get the OPB frequency so we can access the PHY */
get_sys_info (&sysinfo);
#endif
@@ -360,6 +382,7 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
hw_p->stats.pkts_tx = 0;
hw_p->stats.pkts_rx = 0;
hw_p->stats.pkts_handled = 0;
+ hw_p->print_speed = 1; /* print speed message again next time */
#endif
hw_p->tx_err_index = 0; /* Transmit Error Index for tx_err_log */
@@ -373,7 +396,7 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
hw_p->tx_i_index = 0; /* Transmit Interrupt Queue Index */
hw_p->tx_u_index = 0; /* Transmit User Queue Index */
-#if defined(CONFIG_440) && !defined(CONFIG_440SP)
+#if defined(CONFIG_440) && !defined(CONFIG_440SP) && !defined(CONFIG_440SPE)
/* set RMII mode */
/* NOTE: 440GX spec states that mode is mutually exclusive */
/* NOTE: Therefore, disable all other EMACS, since we handle */
@@ -406,6 +429,12 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
__asm__ volatile ("eieio");
/* reset emac so we have access to the phy */
+#if defined(CONFIG_440SPE)
+ /* provide clocks for EMAC internal loopback */
+ mfsdr (sdr_mfr, mfr);
+ mfr |= 0x08000000;
+ mtsdr(sdr_mfr, mfr);
+#endif
out32 (EMAC_M0 + hw_p->hw_addr, EMAC_M0_SRST);
__asm__ volatile ("eieio");
@@ -416,7 +445,14 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
failsafe--;
}
-#if defined(CONFIG_440GX) || defined(CONFIG_440SP)
+#if defined(CONFIG_440SPE)
+ /* remove clocks for EMAC internal loopback */
+ mfsdr (sdr_mfr, mfr);
+ mfr &= ~0x08000000;
+ mtsdr(sdr_mfr, mfr);
+#endif
+
+#if defined(CONFIG_440GX) || defined(CONFIG_440SP) || defined(CONFIG_440SPE)
/* Whack the M1 register */
mode_reg = 0x0;
mode_reg &= ~0x00000038;
@@ -468,7 +504,7 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
if (hw_p->first_init == 0) {
miiphy_reset (dev->name, reg);
-#if defined(CONFIG_440GX) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SP) || defined(CONFIG_440SPE)
#if defined(CONFIG_CIS8201_PHY)
/*
* Cicada 8201 PHY needs to have an extended register whacked
@@ -544,7 +580,7 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
(int) speed, (duplex == HALF) ? "HALF" : "FULL");
}
-#if defined(CONFIG_440) && !defined(CONFIG_440SP)
+#if defined(CONFIG_440) && !defined(CONFIG_440SP) && !defined(CONFIG_440SPE)
#if defined(CONFIG_440EP) || defined(CONFIG_440GR)
mfsdr(sdr_mfr, reg);
if (speed == 100) {
@@ -575,7 +611,7 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
#endif /* defined(CONFIG_440) && !defined(CONFIG_440SP) */
/* set the Mal configuration reg */
-#if defined(CONFIG_440GX) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SP) || defined(CONFIG_440SPE)
mtdcr (malmcr, MAL_CR_PLBB | MAL_CR_OPBBL | MAL_CR_LEA |
MAL_CR_PLBLT_DEFAULT | MAL_CR_EOPIE | 0x00330000);
#else
@@ -759,8 +795,7 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
/* set speed */
if (speed == _1000BASET) {
-#if defined(CONFIG_440SP)
-#define SDR0_PFC1_EM_1000 0x00200000
+#if defined(CONFIG_440SP) || defined(CONFIG_440SPE)
unsigned long pfc1;
mfsdr (sdr_pfc1, pfc1);
pfc1 |= SDR0_PFC1_EM_1000;
@@ -787,7 +822,7 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
/* set receive low/high water mark register */
#if defined(CONFIG_440)
- /* 440GP has a 64 byte burst length */
+ /* 440s has a 64 byte burst length */
out32 (EMAC_RX_HI_LO_WMARK + hw_p->hw_addr, 0x80009000);
#else
/* 405s have a 16 byte burst length */
@@ -895,7 +930,7 @@ static int ppc_4xx_eth_send (struct eth_device *dev, volatile void *ptr,
#if defined (CONFIG_440)
-#if defined(CONFIG_440SP)
+#if defined(CONFIG_440SP) || defined(CONFIG_440SPE)
/*
* Hack: On 440SP all enet irq sources are located on UIC1
* Needs some cleanup. --sr
@@ -1367,21 +1402,20 @@ int ppc_4xx_eth_initialize (bd_t * bis)
#endif
/* set phy num and mode */
bis->bi_phynum[0] = CONFIG_PHY_ADDR;
+ bis->bi_phymode[0] = 0;
+
#if defined(CONFIG_PHY1_ADDR)
bis->bi_phynum[1] = CONFIG_PHY1_ADDR;
+ bis->bi_phymode[1] = 0;
#endif
#if defined(CONFIG_440GX)
bis->bi_phynum[2] = CONFIG_PHY2_ADDR;
bis->bi_phynum[3] = CONFIG_PHY3_ADDR;
- bis->bi_phymode[0] = 0;
- bis->bi_phymode[1] = 0;
bis->bi_phymode[2] = 2;
bis->bi_phymode[3] = 2;
-#if defined (CONFIG_440GX)
ppc_4xx_eth_setup_bridge(0, bis);
#endif
-#endif
for (eth_num = 0; eth_num < LAST_EMAC_NUM; eth_num++) {
@@ -1478,9 +1512,15 @@ int ppc_4xx_eth_initialize (bd_t * bis)
if (0 == virgin) {
/* set the MAL IER ??? names may change with new spec ??? */
+#if defined(CONFIG_440SPE)
+ mal_ier =
+ MAL_IER_PT | MAL_IER_PRE | MAL_IER_PWE |
+ MAL_IER_DE | MAL_IER_OTE | MAL_IER_OE | MAL_IER_PE ;
+#else
mal_ier =
MAL_IER_DE | MAL_IER_NE | MAL_IER_TE |
MAL_IER_OPBE | MAL_IER_PLBE;
+#endif
mtdcr (malesr, 0xffffffff); /* clear pending interrupts */
mtdcr (maltxdeir, 0xffffffff); /* clear pending interrupts */
mtdcr (malrxdeir, 0xffffffff); /* clear pending interrupts */
@@ -1510,11 +1550,13 @@ int ppc_4xx_eth_initialize (bd_t * bis)
#else
emac0_dev = dev;
#endif
+
+#if defined(CONFIG_NET_MULTI)
#if defined(CONFIG_MII) || (CONFIG_COMMANDS & CFG_CMD_MII)
miiphy_register (dev->name,
emac4xx_miiphy_read, emac4xx_miiphy_write);
#endif
-
+#endif
} /* end for each supported device */
return (1);
}
diff --git a/cpu/ppc4xx/cpu.c b/cpu/ppc4xx/cpu.c
index d9b5d32..71303bc 100644
--- a/cpu/ppc4xx/cpu.c
+++ b/cpu/ppc4xx/cpu.c
@@ -82,7 +82,9 @@ int pci_arbiter_enabled(void)
return (mfdcr(cpc0_strp1) & CPC0_STRP1_PAE_MASK);
#endif
-#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || \
+ defined(CONFIG_440GR) || defined(CONFIG_440SP) || \
+ defined(CONFIG_440SPE)
unsigned long val;
mfsdr(sdr_sdstp1, val);
@@ -91,8 +93,8 @@ int pci_arbiter_enabled(void)
}
#endif
-#if defined(CONFIG_405EP)|| defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
- defined(CONFIG_440GX) || defined(CONFIG_440SP)
+#if defined(CONFIG_405EP) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
+ defined(CONFIG_440GX) || defined(CONFIG_440SP) || defined(CONFIG_440SPE)
#define I2C_BOOTROM
@@ -102,7 +104,9 @@ int i2c_bootrom_enabled(void)
return (mfdcr(cpc0_boot) & CPC0_BOOT_SEP);
#endif
-#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || \
+ defined(CONFIG_440GR) || defined(CONFIG_440SP) || \
+ defined(CONFIG_440SPE)
unsigned long val;
mfsdr(sdr_sdcs, val);
@@ -248,6 +252,14 @@ int checkcpu (void)
puts("SP Rev. B");
break;
+ case PVR_440SPe_RA:
+ puts("SPe Rev. A");
+ break;
+
+ case PVR_440SPe_RB:
+ puts("SPe Rev. B");
+ break;
+
default:
printf (" UNKNOWN (PVR=%08x)", pvr);
break;
diff --git a/cpu/ppc4xx/interrupts.c b/cpu/ppc4xx/interrupts.c
index 3aae4ce..886f405 100644
--- a/cpu/ppc4xx/interrupts.c
+++ b/cpu/ppc4xx/interrupts.c
@@ -50,18 +50,22 @@ struct irq_action {
};
static struct irq_action irq_vecs[32];
+void uic0_interrupt( void * parms); /* UIC0 handler */
#if defined(CONFIG_440)
static struct irq_action irq_vecs1[32]; /* For UIC1 */
void uic1_interrupt( void * parms); /* UIC1 handler */
-#if defined(CONFIG_440GX)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
static struct irq_action irq_vecs2[32]; /* For UIC2 */
-
-void uic0_interrupt( void * parms); /* UIC0 handler */
void uic2_interrupt( void * parms); /* UIC2 handler */
-#endif /* CONFIG_440GX */
+#endif /* CONFIG_440GX CONFIG_440SPE */
+
+#if defined(CONFIG_440SPE)
+static struct irq_action irq_vecs3[32]; /* For UIC3 */
+void uic3_interrupt( void * parms); /* UIC3 handler */
+#endif /* CONFIG_440SPE */
#endif /* CONFIG_440 */
@@ -115,11 +119,16 @@ int interrupt_init_cpu (unsigned *decrementer_count)
irq_vecs1[vec].handler = NULL;
irq_vecs1[vec].arg = NULL;
irq_vecs1[vec].count = 0;
-#if defined(CONFIG_440GX)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
irq_vecs2[vec].handler = NULL;
irq_vecs2[vec].arg = NULL;
irq_vecs2[vec].count = 0;
#endif /* CONFIG_440GX */
+#if defined(CONFIG_440SPE)
+ irq_vecs3[vec].handler = NULL;
+ irq_vecs3[vec].arg = NULL;
+ irq_vecs3[vec].count = 0;
+#endif /* CONFIG_440SPE */
#endif
}
@@ -221,6 +230,34 @@ void external_interrupt(struct pt_regs *regs)
} /* external_interrupt CONFIG_440GX */
+#elif defined(CONFIG_440SPE)
+void external_interrupt(struct pt_regs *regs)
+{
+ ulong uic_msr;
+
+ /*
+ * Read masked interrupt status register to determine interrupt source
+ */
+ /* 440 SPe uses base uic register */
+ uic_msr = mfdcr(uic0msr);
+
+ if ( (UICB0_UIC1CI & uic_msr) || (UICB0_UIC1NCI & uic_msr) )
+ uic1_interrupt(0);
+
+ if ( (UICB0_UIC2CI & uic_msr) || (UICB0_UIC2NCI & uic_msr) )
+ uic2_interrupt(0);
+
+ if ( (UICB0_UIC3CI & uic_msr) || (UICB0_UIC3NCI & uic_msr) )
+ uic3_interrupt(0);
+
+ if (uic_msr & ~(UICB0_ALL))
+ uic0_interrupt(0);
+
+ mtdcr(uic0sr, uic_msr);
+
+ return;
+} /* external_interrupt CONFIG_440SPE */
+
#else
void external_interrupt(struct pt_regs *regs)
@@ -266,7 +303,7 @@ void external_interrupt(struct pt_regs *regs)
}
#endif
-#if defined(CONFIG_440GX)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
/* Handler for UIC0 interrupt */
void uic0_interrupt( void * parms)
{
@@ -357,8 +394,8 @@ void uic1_interrupt( void * parms)
}
#endif /* defined(CONFIG_440) */
-#if defined(CONFIG_440GX)
-/* Handler for UIC1 interrupt */
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
+/* Handler for UIC2 interrupt */
void uic2_interrupt( void * parms)
{
ulong uic2_msr;
@@ -384,7 +421,7 @@ void uic2_interrupt( void * parms)
(*irq_vecs2[vec].handler)(irq_vecs2[vec].arg);
} else {
mtdcr(uic2er, mfdcr(uic2er) & ~(0x80000000 >> vec));
- printf ("Masking bogus interrupt vector (uic1) 0x%x\n", vec);
+ printf ("Masking bogus interrupt vector (uic2) 0x%x\n", vec);
}
/*
@@ -402,6 +439,51 @@ void uic2_interrupt( void * parms)
}
#endif /* defined(CONFIG_440GX) */
+#if defined(CONFIG_440SPE)
+/* Handler for UIC3 interrupt */
+void uic3_interrupt( void * parms)
+{
+ ulong uic3_msr;
+ ulong msr_shift;
+ int vec;
+
+ /*
+ * Read masked interrupt status register to determine interrupt source
+ */
+ uic3_msr = mfdcr(uic3msr);
+ msr_shift = uic3_msr;
+ vec = 0;
+
+ while (msr_shift != 0) {
+ if (msr_shift & 0x80000000) {
+ /*
+ * Increment irq counter (for debug purpose only)
+ */
+ irq_vecs3[vec].count++;
+
+ if (irq_vecs3[vec].handler != NULL) {
+ /* call isr */
+ (*irq_vecs3[vec].handler)(irq_vecs3[vec].arg);
+ } else {
+ mtdcr(uic3er, mfdcr(uic3er) & ~(0x80000000 >> vec));
+ printf ("Masking bogus interrupt vector (uic3) 0x%x\n", vec);
+ }
+
+ /*
+ * After servicing the interrupt, we have to remove the status indicator.
+ */
+ mtdcr(uic3sr, (0x80000000 >> vec));
+ }
+
+ /*
+ * Shift msr to next position and increment vector
+ */
+ msr_shift <<= 1;
+ vec++;
+ }
+}
+#endif /* defined(CONFIG_440SPE) */
+
/****************************************************************************/
/*
@@ -414,7 +496,7 @@ void irq_install_handler (int vec, interrupt_handler_t * handler, void *arg)
int i = vec;
#if defined(CONFIG_440)
-#if defined(CONFIG_440GX)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
if ((vec > 31) && (vec < 64)) {
i = vec - 32;
irqa = irq_vecs1;
@@ -441,7 +523,7 @@ void irq_install_handler (int vec, interrupt_handler_t * handler, void *arg)
irqa[i].arg = arg;
#if defined(CONFIG_440)
-#if defined(CONFIG_440GX)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
if ((vec > 31) && (vec < 64))
mtdcr (uic1er, mfdcr (uic1er) | (0x80000000 >> i));
else if (vec > 63)
@@ -464,7 +546,7 @@ void irq_free_handler (int vec)
int i = vec;
#if defined(CONFIG_440)
-#if defined(CONFIG_440GX)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
if ((vec > 31) && (vec < 64)) {
irqa = irq_vecs1;
i = vec - 32;
@@ -485,7 +567,7 @@ void irq_free_handler (int vec)
#endif
#if defined(CONFIG_440)
-#if defined(CONFIG_440GX)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
if ((vec > 31) && (vec < 64))
mtdcr (uic1er, mfdcr (uic1er) & ~(0x80000000 >> i));
else if (vec > 63)
@@ -553,7 +635,7 @@ do_irqinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
printf("\n");
#endif
-#if defined(CONFIG_440GX)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
printf ("\nUIC 2\n");
printf ("Nr Routine Arg Count\n");
@@ -566,6 +648,19 @@ do_irqinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
printf("\n");
#endif
+#if defined(CONFIG_440SPE)
+ printf ("\nUIC 3\n");
+ printf ("Nr Routine Arg Count\n");
+
+ for (vec=0; vec<32; vec++) {
+ if (irq_vecs3[vec].handler != NULL)
+ printf ("%02d %08lx %08lx %d\n",
+ vec+63, (ulong)irq_vecs3[vec].handler,
+ (ulong)irq_vecs3[vec].arg, irq_vecs3[vec].count);
+ }
+ printf("\n");
+#endif
+
return 0;
}
#endif /* CONFIG_COMMANDS & CFG_CMD_IRQ */
diff --git a/cpu/ppc4xx/miiphy.c b/cpu/ppc4xx/miiphy.c
index f26f2a2..aa580ed 100644
--- a/cpu/ppc4xx/miiphy.c
+++ b/cpu/ppc4xx/miiphy.c
@@ -50,7 +50,7 @@
#include <405_mal.h>
#include <miiphy.h>
-
+#undef ET_DEBUG
/***********************************************************/
/* Dump out to the screen PHY regs */
/***********************************************************/
@@ -90,6 +90,10 @@ int phy_setup_aneg (char *devname, unsigned char addr)
PHY_ANLPAR_10);
miiphy_write (devname, addr, PHY_ANAR, adv);
+ miiphy_read (devname, addr, PHY_1000BTCR, &adv);
+ adv |= (0x0300);
+ miiphy_write (devname, addr, PHY_1000BTCR, adv);
+
/* Start/Restart aneg */
miiphy_read (devname, addr, PHY_BMCR, &ctl);
ctl |= (PHY_BMCR_AUTON | PHY_BMCR_RST_NEG);
@@ -104,7 +108,7 @@ int phy_setup_aneg (char *devname, unsigned char addr)
/***********************************************************/
unsigned int miiphy_getemac_offset (void)
{
-#if (defined(CONFIG_440) && !defined(CONFIG_440SP)) && defined(CONFIG_NET_MULTI)
+#if (defined(CONFIG_440) && !defined(CONFIG_440SP) && !defined(CONFIG_440SPE)) && defined(CONFIG_NET_MULTI)
unsigned long zmii;
unsigned long eoffset;
@@ -155,10 +159,12 @@ int emac4xx_miiphy_read (char *devname, unsigned char addr,
i = 0;
/* see if it is ready for sec */
- while ((in32 (EMAC_STACR + emac_reg) & EMAC_STACR_OC) == 0) {
+ while ((in32 (EMAC_STACR + emac_reg) & EMAC_STACR_OC) == EMAC_STACR_OC_MASK) {
udelay (7);
if (i > 5) {
-#if 0
+#ifdef ET_DEBUG
+ sta_reg = in32 (EMAC_STACR + emac_reg);
+ printf ("read : EMAC_STACR=0x%0x\n", sta_reg); /* test-only */
printf ("read err 1\n");
#endif
return -1;
@@ -167,31 +173,41 @@ int emac4xx_miiphy_read (char *devname, unsigned char addr,
}
sta_reg = reg; /* reg address */
/* set clock (50Mhz) and read flags */
-#if defined(CONFIG_440GX)
- sta_reg |= EMAC_STACR_READ;
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
+#if defined(CONFIG_IBM_EMAC4_V4) /* EMAC4 V4 changed bit setting */
+ sta_reg = (sta_reg & ~EMAC_STACR_OP_MASK) | EMAC_STACR_READ;
+#else
+ sta_reg |= EMAC_STACR_READ;
+#endif
#else
sta_reg = (sta_reg | EMAC_STACR_READ) & ~EMAC_STACR_CLK_100MHZ;
#endif
-#if defined(CONFIG_PHY_CLK_FREQ) && !defined(CONFIG_440GX)
+#if defined(CONFIG_PHY_CLK_FREQ) && !defined(CONFIG_440GX) && !defined(CONFIG__440SP) && !defined(CONFIG__440SPE)
sta_reg = sta_reg | CONFIG_PHY_CLK_FREQ;
#endif
sta_reg = sta_reg | (addr << 5); /* Phy address */
-
+ sta_reg = sta_reg | EMAC_STACR_OC_MASK; /* new IBM emac v4 */
out32 (EMAC_STACR + emac_reg, sta_reg);
-#if 0 /* test-only */
+#ifdef ET_DEBUG
printf ("a2: write: EMAC_STACR=0x%0x\n", sta_reg); /* test-only */
#endif
sta_reg = in32 (EMAC_STACR + emac_reg);
+#ifdef ET_DEBUG
+ printf ("a21: read : EMAC_STACR=0x%0x\n", sta_reg); /* test-only */
+#endif
i = 0;
- while ((sta_reg & EMAC_STACR_OC) == 0) {
+ while ((sta_reg & EMAC_STACR_OC) == EMAC_STACR_OC_MASK) {
udelay (7);
if (i > 5) {
return -1;
}
i++;
sta_reg = in32 (EMAC_STACR + emac_reg);
+#ifdef ET_DEBUG
+ printf ("a22: read : EMAC_STACR=0x%0x\n", sta_reg); /* test-only */
+#endif
}
if ((sta_reg & EMAC_STACR_PHYE) != 0) {
return -1;
@@ -219,7 +235,7 @@ int emac4xx_miiphy_write (char *devname, unsigned char addr,
/* see if it is ready for 1000 nsec */
i = 0;
- while ((in32 (EMAC_STACR + emac_reg) & EMAC_STACR_OC) == 0) {
+ while ((in32 (EMAC_STACR + emac_reg) & EMAC_STACR_OC) == EMAC_STACR_OC_MASK) {
if (i > 5)
return -1;
udelay (7);
@@ -228,16 +244,21 @@ int emac4xx_miiphy_write (char *devname, unsigned char addr,
sta_reg = 0;
sta_reg = reg; /* reg address */
/* set clock (50Mhz) and read flags */
-#if defined(CONFIG_440GX)
- sta_reg |= EMAC_STACR_WRITE;
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
+#if defined(CONFIG_IBM_EMAC4_V4) /* EMAC4 V4 changed bit setting */
+ sta_reg = (sta_reg & ~EMAC_STACR_OP_MASK) | EMAC_STACR_WRITE;
+#else
+ sta_reg |= EMAC_STACR_WRITE;
+#endif
#else
sta_reg = (sta_reg | EMAC_STACR_WRITE) & ~EMAC_STACR_CLK_100MHZ;
#endif
-#if defined(CONFIG_PHY_CLK_FREQ) && !defined(CONFIG_440GX)
+#if defined(CONFIG_PHY_CLK_FREQ) && !defined(CONFIG_440GX) && !defined(CONFIG__440SP) && !defined(CONFIG__440SPE)
sta_reg = sta_reg | CONFIG_PHY_CLK_FREQ; /* Set clock frequency (PLB freq. dependend) */
#endif
- sta_reg = sta_reg | ((unsigned long) addr << 5); /* Phy address */
+ sta_reg = sta_reg | ((unsigned long) addr << 5);/* Phy address */
+ sta_reg = sta_reg | EMAC_STACR_OC_MASK; /* new IBM emac v4 */
memcpy (&sta_reg, &value, 2); /* put in data */
out32 (EMAC_STACR + emac_reg, sta_reg);
@@ -245,12 +266,18 @@ int emac4xx_miiphy_write (char *devname, unsigned char addr,
/* wait for completion */
i = 0;
sta_reg = in32 (EMAC_STACR + emac_reg);
- while ((sta_reg & EMAC_STACR_OC) == 0) {
+#ifdef ET_DEBUG
+ printf ("a31: read : EMAC_STACR=0x%0x\n", sta_reg); /* test-only */
+#endif
+ while ((sta_reg & EMAC_STACR_OC) == EMAC_STACR_OC_MASK) {
udelay (7);
if (i > 5)
return -1;
i++;
sta_reg = in32 (EMAC_STACR + emac_reg);
+#ifdef ET_DEBUG
+ printf ("a32: read : EMAC_STACR=0x%0x\n", sta_reg); /* test-only */
+#endif
}
if ((sta_reg & EMAC_STACR_PHYE) != 0)
diff --git a/cpu/ppc4xx/sdram.c b/cpu/ppc4xx/sdram.c
index e31d59d..faeea5c 100644
--- a/cpu/ppc4xx/sdram.c
+++ b/cpu/ppc4xx/sdram.c
@@ -379,7 +379,7 @@ long int initdram(int board_type)
/*
* Enable the controller, then wait for DCEN to complete
*/
- mtsdram(mem_cfg0, 0x86000000); /* DCEN=1, PMUD=1, 64-bit */
+ mtsdram(mem_cfg0, 0x82000000); /* DCEN=1, PMUD=0, 64-bit */
udelay(10000);
if (get_ram_size(0, mb0cf[i].size) == mb0cf[i].size) {
diff --git a/cpu/ppc4xx/serial.c b/cpu/ppc4xx/serial.c
index 83c9479..ad3ca6e 100644
--- a/cpu/ppc4xx/serial.c
+++ b/cpu/ppc4xx/serial.c
@@ -1,5 +1,5 @@
/*
- * (C) Copyright 2000
+ * (C) Copyright 2000-2006
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
@@ -275,11 +275,11 @@ int serial_tstc ()
#define UART1_BASE CFG_PERIPHERAL_BASE + 0x00000300
#endif
-#if defined(CONFIG_440SP)
+#if defined(CONFIG_440SP) || defined(CONFIG_440SPE)
#define UART2_BASE CFG_PERIPHERAL_BASE + 0x00000600
#endif
-#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP) || defined(CONFIG_440SPE)
#define CR0_MASK 0xdfffffff
#define CR0_EXTCLK_ENA 0x00800000
#define CR0_UDIV_POS 0
@@ -309,14 +309,18 @@ int serial_tstc ()
#if defined(CONFIG_UART1_CONSOLE)
#define ACTING_UART0_BASE UART1_BASE
#define ACTING_UART1_BASE UART0_BASE
-#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || \
+ defined(CONFIG_440GR) || defined(CONFIG_440SP) || \
+ defined(CONFIG_440SPE)
#define UART0_SDR sdr_uart1
#define UART1_SDR sdr_uart0
#endif /* CONFIG_440GX */
#else
#define ACTING_UART0_BASE UART0_BASE
#define ACTING_UART1_BASE UART1_BASE
-#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || \
+ defined(CONFIG_440GR) || defined(CONFIG_440SP) || \
+ defined(CONFIG_440SPE)
#define UART0_SDR sdr_uart0
#define UART1_SDR sdr_uart1
#endif /* CONFIG_440GX */
@@ -437,7 +441,8 @@ int serial_init(void)
unsigned long tmp;
#endif
-#if defined(CONFIG_440GX) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SP) || \
+ defined(CONFIG_440SPE)
#if defined(CONFIG_SERIAL_MULTI)
if (UART0_BASE == dev_base) {
mfsdr(UART0_SDR,reg);
@@ -466,7 +471,9 @@ int serial_init(void)
serial_divs (gd->baudrate, &udiv, &bdiv);
#endif
-#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || \
+ defined(CONFIG_440GR) || defined(CONFIG_440SP) || \
+ defined(CONFIG_440SPE)
reg |= udiv << CR0_UDIV_POS; /* set the UART divisor */
#if defined(CONFIG_SERIAL_MULTI)
if (UART0_BASE == dev_base) {
@@ -607,8 +614,28 @@ void serial_setbrg (void)
#else
udiv = ((mfdcr (cntrl0) & 0x3e) >> 1) + 1;
#endif /* CONFIG_405EP */
+
+#if !defined(CFG_EXT_SERIAL_CLOCK) && \
+ ( defined(CONFIG_440GX) || defined(CONFIG_440EP) || \
+ defined(CONFIG_440GR) || defined(CONFIG_440SP) || \
+ defined(CONFIG_440SPE) )
+ serial_divs (gd->baudrate, &udiv, &bdiv);
+ tmp = udiv << CR0_UDIV_POS; /* set the UART divisor */
+#if defined(CONFIG_SERIAL_MULTI)
+ if (UART0_BASE == dev_base) {
+ mtsdr (UART0_SDR, tmp);
+ } else {
+ mtsdr (UART1_SDR, tmp);
+ }
+#else
+ mtsdr (UART0_SDR, tmp);
+#endif
+
+#else
+
tmp = gd->baudrate * udiv * 16;
bdiv = (clk + tmp / 2) / tmp;
+#endif /* !defined(CFG_EXT_SERIAL_CLOCK) && (...) */
#if defined(CONFIG_SERIAL_MULTI)
out8 (dev_base + UART_LCR, 0x80); /* set DLAB bit */
diff --git a/cpu/ppc4xx/spd_sdram.c b/cpu/ppc4xx/spd_sdram.c
index ebd5f39..c24456b 100644
--- a/cpu/ppc4xx/spd_sdram.c
+++ b/cpu/ppc4xx/spd_sdram.c
@@ -745,7 +745,7 @@ long int spd_sdram(void) {
*/
check_volt_type(dimm_populated, iic0_dimm_addr, num_dimm_banks);
-#if defined(CONFIG_440GX)
+#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP)
/*
* Soft-reset SDRAM controller.
*/
@@ -1007,9 +1007,9 @@ void program_cfg0(unsigned long* dimm_populated,
}
/*
- * program Page Management Unit
+ * program Page Management Unit (0 == enabled)
*/
- cfg0 |= SDRAM_CFG0_PMUD;
+ cfg0 &= ~SDRAM_CFG0_PMUD;
/*
* program Memory Controller Options 0
diff --git a/cpu/ppc4xx/speed.c b/cpu/ppc4xx/speed.c
index 02b4383..e552c03 100644
--- a/cpu/ppc4xx/speed.c
+++ b/cpu/ppc4xx/speed.c
@@ -29,7 +29,11 @@
DECLARE_GLOBAL_DATA_PTR;
#define ONE_BILLION 1000000000
-
+#ifdef DEBUG
+#define DEBUGF(fmt,args...) printf(fmt ,##args)
+#else
+#define DEBUGF(fmt,args...)
+#endif
#if defined(CONFIG_405GP) || defined(CONFIG_405CR)
@@ -283,7 +287,7 @@ ulong get_PCI_freq (void)
return sys_info.freqPCI;
}
-#elif !defined(CONFIG_440GX) && !defined(CONFIG_440SP)
+#elif !defined(CONFIG_440GX) && !defined(CONFIG_440SP) && !defined(CONFIG_440SPE)
void get_sys_info (sys_info_t * sysInfo)
{
unsigned long strp0;
@@ -326,6 +330,26 @@ void get_sys_info (sys_info_t * sysInfo)
unsigned long m;
unsigned long prbdv0;
+#if defined(CONFIG_440SPE)
+ unsigned long sys_freq;
+ unsigned long sys_per=0;
+ unsigned long msr;
+ unsigned long pci_clock_per;
+ unsigned long sdr_ddrpll;
+
+ /*-------------------------------------------------------------------------+
+ | Get the system clock period.
+ +-------------------------------------------------------------------------*/
+ sys_per = determine_sysper();
+
+ msr = (mfmsr () & ~(MSR_EE)); /* disable interrupts */
+
+ /*-------------------------------------------------------------------------+
+ | Calculate the system clock speed from the period.
+ +-------------------------------------------------------------------------*/
+ sys_freq=(ONE_BILLION/sys_per)*1000;
+#endif
+
/* Extract configured divisors */
mfsdr( sdr_sdstp0,strp0 );
mfsdr( sdr_sdstp1,strp1 );
@@ -360,12 +384,238 @@ void get_sys_info (sys_info_t * sysInfo)
m = sysInfo->pllExtBusDiv * sysInfo->pllOpbDiv * sysInfo->pllFwdDivB;
/* Now calculate the individual clocks */
+#if defined(CONFIG_440SPE)
+ sysInfo->freqVCOMhz = (m * sys_freq) ;
+#else
sysInfo->freqVCOMhz = (m * CONFIG_SYS_CLK_FREQ) + (m>>1);
+#endif
sysInfo->freqProcessor = sysInfo->freqVCOMhz/sysInfo->pllFwdDivA;
sysInfo->freqPLB = sysInfo->freqVCOMhz/sysInfo->pllFwdDivB/prbdv0;
sysInfo->freqOPB = sysInfo->freqPLB/sysInfo->pllOpbDiv;
sysInfo->freqEPB = sysInfo->freqOPB/sysInfo->pllExtBusDiv;
+#if defined(CONFIG_440SPE)
+ /* Determine PCI Clock Period */
+ pci_clock_per = determine_pci_clock_per();
+ sysInfo->freqPCI = (ONE_BILLION/pci_clock_per) * 1000;
+ mfsdr(sdr_ddr0, sdr_ddrpll);
+ sysInfo->freqDDR = ((sysInfo->freqPLB) * SDR0_DDR0_DDRM_DECODE(sdr_ddrpll));
+#endif
+
+
+}
+
+#endif
+
+#if defined(CONFIG_440SPE)
+unsigned long determine_sysper(void)
+{
+ unsigned int fpga_clocking_reg;
+ unsigned int master_clock_selection;
+ unsigned long master_clock_per = 0;
+ unsigned long fb_div_selection;
+ unsigned int vco_div_reg_value;
+ unsigned long vco_div_selection;
+ unsigned long sys_per = 0;
+ int extClkVal;
+
+ /*-------------------------------------------------------------------------+
+ | Read FPGA reg 0 and reg 1 to get FPGA reg information
+ +-------------------------------------------------------------------------*/
+ fpga_clocking_reg = in16(FPGA_REG16);
+
+
+ /* Determine Master Clock Source Selection */
+ master_clock_selection = fpga_clocking_reg & FPGA_REG16_MASTER_CLK_MASK;
+
+ switch(master_clock_selection) {
+ case FPGA_REG16_MASTER_CLK_66_66:
+ master_clock_per = PERIOD_66_66MHZ;
+ break;
+ case FPGA_REG16_MASTER_CLK_50:
+ master_clock_per = PERIOD_50_00MHZ;
+ break;
+ case FPGA_REG16_MASTER_CLK_33_33:
+ master_clock_per = PERIOD_33_33MHZ;
+ break;
+ case FPGA_REG16_MASTER_CLK_25:
+ master_clock_per = PERIOD_25_00MHZ;
+ break;
+ case FPGA_REG16_MASTER_CLK_EXT:
+ if ((extClkVal==EXTCLK_33_33)
+ && (extClkVal==EXTCLK_50)
+ && (extClkVal==EXTCLK_66_66)
+ && (extClkVal==EXTCLK_83)) {
+ /* calculate master clock period from external clock value */
+ master_clock_per=(ONE_BILLION/extClkVal) * 1000;
+ } else {
+ /* Unsupported */
+ DEBUGF ("%s[%d] *** master clock selection failed ***\n", __FUNCTION__,__LINE__);
+ hang();
+ }
+ break;
+ default:
+ /* Unsupported */
+ DEBUGF ("%s[%d] *** master clock selection failed ***\n", __FUNCTION__,__LINE__);
+ hang();
+ break;
+ }
+
+ /* Determine FB divisors values */
+ if ((fpga_clocking_reg & FPGA_REG16_FB1_DIV_MASK) == FPGA_REG16_FB1_DIV_LOW) {
+ if ((fpga_clocking_reg & FPGA_REG16_FB2_DIV_MASK) == FPGA_REG16_FB2_DIV_LOW)
+ fb_div_selection = FPGA_FB_DIV_6;
+ else
+ fb_div_selection = FPGA_FB_DIV_12;
+ } else {
+ if ((fpga_clocking_reg & FPGA_REG16_FB2_DIV_MASK) == FPGA_REG16_FB2_DIV_LOW)
+ fb_div_selection = FPGA_FB_DIV_10;
+ else
+ fb_div_selection = FPGA_FB_DIV_20;
+ }
+
+ /* Determine VCO divisors values */
+ vco_div_reg_value = fpga_clocking_reg & FPGA_REG16_VCO_DIV_MASK;
+
+ switch(vco_div_reg_value) {
+ case FPGA_REG16_VCO_DIV_4:
+ vco_div_selection = FPGA_VCO_DIV_4;
+ break;
+ case FPGA_REG16_VCO_DIV_6:
+ vco_div_selection = FPGA_VCO_DIV_6;
+ break;
+ case FPGA_REG16_VCO_DIV_8:
+ vco_div_selection = FPGA_VCO_DIV_8;
+ break;
+ case FPGA_REG16_VCO_DIV_10:
+ default:
+ vco_div_selection = FPGA_VCO_DIV_10;
+ break;
+ }
+
+ if (master_clock_selection == FPGA_REG16_MASTER_CLK_EXT) {
+ switch(master_clock_per) {
+ case PERIOD_25_00MHZ:
+ if (fb_div_selection == FPGA_FB_DIV_12) {
+ if (vco_div_selection == FPGA_VCO_DIV_4)
+ sys_per = PERIOD_75_00MHZ;
+ if (vco_div_selection == FPGA_VCO_DIV_6)
+ sys_per = PERIOD_50_00MHZ;
+ }
+ break;
+ case PERIOD_33_33MHZ:
+ if (fb_div_selection == FPGA_FB_DIV_6) {
+ if (vco_div_selection == FPGA_VCO_DIV_4)
+ sys_per = PERIOD_50_00MHZ;
+ if (vco_div_selection == FPGA_VCO_DIV_6)
+ sys_per = PERIOD_33_33MHZ;
+ }
+ if (fb_div_selection == FPGA_FB_DIV_10) {
+ if (vco_div_selection == FPGA_VCO_DIV_4)
+ sys_per = PERIOD_83_33MHZ;
+ if (vco_div_selection == FPGA_VCO_DIV_10)
+ sys_per = PERIOD_33_33MHZ;
+ }
+ if (fb_div_selection == FPGA_FB_DIV_12) {
+ if (vco_div_selection == FPGA_VCO_DIV_4)
+ sys_per = PERIOD_100_00MHZ;
+ if (vco_div_selection == FPGA_VCO_DIV_6)
+ sys_per = PERIOD_66_66MHZ;
+ if (vco_div_selection == FPGA_VCO_DIV_8)
+ sys_per = PERIOD_50_00MHZ;
+ }
+ break;
+ case PERIOD_50_00MHZ:
+ if (fb_div_selection == FPGA_FB_DIV_6) {
+ if (vco_div_selection == FPGA_VCO_DIV_4)
+ sys_per = PERIOD_75_00MHZ;
+ if (vco_div_selection == FPGA_VCO_DIV_6)
+ sys_per = PERIOD_50_00MHZ;
+ }
+ if (fb_div_selection == FPGA_FB_DIV_10) {
+ if (vco_div_selection == FPGA_VCO_DIV_6)
+ sys_per = PERIOD_83_33MHZ;
+ if (vco_div_selection == FPGA_VCO_DIV_10)
+ sys_per = PERIOD_50_00MHZ;
+ }
+ if (fb_div_selection == FPGA_FB_DIV_12) {
+ if (vco_div_selection == FPGA_VCO_DIV_6)
+ sys_per = PERIOD_100_00MHZ;
+ if (vco_div_selection == FPGA_VCO_DIV_8)
+ sys_per = PERIOD_75_00MHZ;
+ }
+ break;
+ case PERIOD_66_66MHZ:
+ if (fb_div_selection == FPGA_FB_DIV_6) {
+ if (vco_div_selection == FPGA_VCO_DIV_4)
+ sys_per = PERIOD_100_00MHZ;
+ if (vco_div_selection == FPGA_VCO_DIV_6)
+ sys_per = PERIOD_66_66MHZ;
+ if (vco_div_selection == FPGA_VCO_DIV_8)
+ sys_per = PERIOD_50_00MHZ;
+ }
+ if (fb_div_selection == FPGA_FB_DIV_10) {
+ if (vco_div_selection == FPGA_VCO_DIV_8)
+ sys_per = PERIOD_83_33MHZ;
+ if (vco_div_selection == FPGA_VCO_DIV_10)
+ sys_per = PERIOD_66_66MHZ;
+ }
+ if (fb_div_selection == FPGA_FB_DIV_12) {
+ if (vco_div_selection == FPGA_VCO_DIV_8)
+ sys_per = PERIOD_100_00MHZ;
+ }
+ break;
+ default:
+ break;
+ }
+
+ if (sys_per == 0) {
+ /* Other combinations are not supported */
+ DEBUGF ("%s[%d] *** sys period compute failed ***\n", __FUNCTION__,__LINE__);
+ hang();
+ }
+ } else {
+ /* calcul system clock without cheking */
+ /* if engineering option clock no check is selected */
+ /* sys_per = master_clock_per * vco_div_selection / fb_div_selection */
+ sys_per = (master_clock_per/fb_div_selection) * vco_div_selection;
+ }
+
+ return(sys_per);
+
+}
+
+/*-------------------------------------------------------------------------+
+| determine_pci_clock_per.
++-------------------------------------------------------------------------*/
+unsigned long determine_pci_clock_per(void)
+{
+ unsigned long pci_clock_selection, pci_period;
+
+ /*-------------------------------------------------------------------------+
+ | Read FPGA reg 6 to get PCI 0 FPGA reg information
+ +-------------------------------------------------------------------------*/
+ pci_clock_selection = in16(FPGA_REG16); /* was reg6 averifier */
+
+
+ pci_clock_selection = pci_clock_selection & FPGA_REG16_PCI0_CLK_MASK;
+
+ switch (pci_clock_selection) {
+ case FPGA_REG16_PCI0_CLK_133_33:
+ pci_period = PERIOD_133_33MHZ;
+ break;
+ case FPGA_REG16_PCI0_CLK_100:
+ pci_period = PERIOD_100_00MHZ;
+ break;
+ case FPGA_REG16_PCI0_CLK_66_66:
+ pci_period = PERIOD_66_66MHZ;
+ break;
+ default:
+ pci_period = PERIOD_33_33MHZ;;
+ break;
+ }
+
+ return(pci_period);
}
#endif
diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S
index 647088f..699fa7f 100644
--- a/cpu/ppc4xx/start.S
+++ b/cpu/ppc4xx/start.S
@@ -155,6 +155,11 @@
/**************************************************************************/
_start_440:
+ /*----------------------------------------------------------------+
+ | Core bug fix. Clear the esr
+ +-----------------------------------------------------------------*/
+ li r0,0
+ mtspr esr,r0
/*----------------------------------------------------------------*/
/* Clear and set up some registers. */
/*----------------------------------------------------------------*/
@@ -166,7 +171,7 @@ _start_440:
mtspr srr1,r0
mtspr csrr0,r0
mtspr csrr1,r0
-#if defined(CONFIG_440GX) || defined(CONFIG_440SP) /* NOTE: 440GX adds machine check status regs */
+#if defined(CONFIG_440GX) || defined(CONFIG_440SP) || defined(CONFIG_440SPE) /* NOTE: 440GX adds machine check status regs */
mtspr mcsrr0,r0
mtspr mcsrr1,r0
mfspr r1, mcsr
@@ -200,6 +205,31 @@ _start_440:
ori r1,r1,0x6000 /* cache touch */
mtspr ccr0,r1
+#if defined (CONFIG_440SPE)
+ /*----------------------------------------------------------------+
+ | Initialize Core Configuration Reg1.
+ | a. ICDPEI: Record even parity. Normal operation.
+ | b. ICTPEI: Record even parity. Normal operation.
+ | c. DCTPEI: Record even parity. Normal operation.
+ | d. DCDPEI: Record even parity. Normal operation.
+ | e. DCUPEI: Record even parity. Normal operation.
+ | f. DCMPEI: Record even parity. Normal operation.
+ | g. FCOM: Normal operation
+ | h. MMUPEI: Record even parity. Normal operation.
+ | i. FFF: Flush only as much data as necessary.
+ | j. TCS: Timebase increments from CPU clock.
+ +-----------------------------------------------------------------*/
+ li r0,0
+ mtspr ccr1, r0
+
+ /*----------------------------------------------------------------+
+ | Reset the timebase.
+ | The previous write to CCR1 sets the timebase source.
+ +-----------------------------------------------------------------*/
+ mtspr tbl, r0
+ mtspr tbu, r0
+#endif
+
/*----------------------------------------------------------------*/
/* Setup interrupt vectors */
/*----------------------------------------------------------------*/
@@ -261,15 +291,26 @@ _start_440:
mtspr ivlim,r1
mtspr dvlim,r1
+ /*----------------------------------------------------------------+
+ |Initialize MMUCR[STID] = 0.
+ +-----------------------------------------------------------------*/
+ mfspr r0,mmucr
+ addis r1,0,0xFFFF
+ ori r1,r1,0xFF00
+ and r0,r0,r1
+ mtspr mmucr,r0
+
/*----------------------------------------------------------------*/
/* Clear all TLB entries -- TID = 0, TS = 0 */
/*----------------------------------------------------------------*/
- mtspr mmucr,r0
+ addis r0,0,0x0000
li r1,0x003f /* 64 TLB entries */
mtctr r1
-0: tlbwe r0,r1,0x0000 /* Invalidate all entries (V=0)*/
+rsttlb: tlbwe r0,r1,0x0000 /* Invalidate all entries (V=0)*/
+ tlbwe r0,r1,0x0001
+ tlbwe r0,r1,0x0002
subi r1,r1,0x0001
- bdnz 0b
+ bdnz rsttlb
/*----------------------------------------------------------------*/
/* TLB entry setup -- step thru tlbtab */
@@ -377,7 +418,7 @@ _start:
addi r3,r3,32
bdnz ..d_ag
#else
-#if defined (CONFIG_440GX) || defined(CONFIG_440SP)
+#if defined (CONFIG_440GX) || defined(CONFIG_440SP) || defined(CONFIG_440SPE)
mtdcr l2_cache_cfg,r0 /* Ensure L2 Cache is off */
#endif
mtdcr isram0_sb1cr,r0 /* Disable bank 1 */
@@ -404,6 +445,19 @@ _start:
lis r1, 0x8003
ori r1,r1, 0x0980 /* fourth 64k */
mtdcr isram0_sb3cr,r1
+#elif defined(CONFIG_440SPE)
+ lis r1,0x0000 /* BAS = 0000_0000 */
+ ori r1,r1,0x0984 /* first 64k */
+ mtdcr isram0_sb0cr,r1
+ lis r1,0x0001
+ ori r1,r1,0x0984 /* second 64k */
+ mtdcr isram0_sb1cr,r1
+ lis r1, 0x0002
+ ori r1,r1, 0x0984 /* third 64k */
+ mtdcr isram0_sb2cr,r1
+ lis r1, 0x0003
+ ori r1,r1, 0x0984 /* fourth 64k */
+ mtdcr isram0_sb3cr,r1
#else
ori r1,r1,0x0380 /* 8k rw */
mtdcr isram0_sb0cr,r1
@@ -1197,7 +1251,7 @@ ppcSync:
*/
.globl relocate_code
relocate_code:
-#if defined(CONFIG_440EP) || defined(CONFIG_440GR)
+#if defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SPE)
/*
* On some 440er platforms the cache is enabled in the first TLB (Boot-CS)
* to speed up the boot process. Now this cache needs to be disabled.
@@ -1412,7 +1466,7 @@ trap_init:
cmplw 0, r7, r8
blt 4b
-#if !defined(CONFIG_440_GX)
+#if !defined(CONFIG_440GX) && !defined(CONFIG_440SPE)
addi r7,r0,0x1000 /* set ME bit (Machine Exceptions) */
oris r7,r7,0x0002 /* set CE bit (Critical Exceptions) */
mtmsr r7 /* change MSR */
diff --git a/cpu/ppc4xx/vecnum.h b/cpu/ppc4xx/vecnum.h
index cbfe41d..93cef02 100644
--- a/cpu/ppc4xx/vecnum.h
+++ b/cpu/ppc4xx/vecnum.h
@@ -31,7 +31,48 @@
#ifndef _VECNUMS_H_
#define _VECNUMS_H_
-#if defined(CONFIG_440SP)
+#if defined(CONFIG_440SPE)
+/* UIC 0 */
+#define VECNUM_U0 0 /* UART0 */
+#define VECNUM_U1 1 /* UART1 */
+#define VECNUM_IIC0 2 /* IIC0 */
+#define VECNUM_IIC1 3 /* IIC1 */
+#define VECNUM_PIM 4 /* PCI inbound message */
+#define VECNUM_PCRW 5 /* PCI command reg write */
+#define VECNUM_PPM 6 /* PCI power management */
+#define VECNUM_MSI0 7 /* PCI MSI level 0 */
+#define VECNUM_MSI1 8 /* PCI MSI level 0 */
+#define VECNUM_MSI2 9 /* PCI MSI level 0 */
+#define VECNUM_D0 12 /* DMA channel 0 */
+#define VECNUM_D1 13 /* DMA channel 1 */
+#define VECNUM_D2 14 /* DMA channel 2 */
+#define VECNUM_D3 15 /* DMA channel 3 */
+#define VECNUM_UIC1NC 30 /* UIC1 non-critical interrupt */
+#define VECNUM_UIC1C 31 /* UIC1 critical interrupt */
+
+/* UIC 1 */
+#define VECNUM_MS (32 + 1 ) /* MAL SERR */
+#define VECNUM_TXDE (32 + 2 ) /* MAL TXDE */
+#define VECNUM_RXDE (32 + 3 ) /* MAL RXDE */
+#define VECNUM_MTE (32 + 6 ) /* MAL Tx EOB */
+#define VECNUM_MRE (32 + 7 ) /* MAL Rx EOB */
+#define VECNUM_CT0 (32 + 12 ) /* GPT compare timer 0 */
+#define VECNUM_CT1 (32 + 13 ) /* GPT compare timer 1 */
+#define VECNUM_CT2 (32 + 14 ) /* GPT compare timer 2 */
+#define VECNUM_CT3 (32 + 15 ) /* GPT compare timer 3 */
+#define VECNUM_CT4 (32 + 16 ) /* GPT compare timer 4 */
+#define VECNUM_ETH0 (32 + 28) /* Ethernet interrupt status */
+#define VECNUM_EWU0 (32 + 29) /* Emac wakeup */
+
+/* UIC 2 */
+#define VECNUM_EIR5 (62 + 24) /* External interrupt 5 */
+#define VECNUM_EIR4 (62 + 25) /* External interrupt 4 */
+#define VECNUM_EIR3 (62 + 26) /* External interrupt 3 */
+#define VECNUM_EIR2 (62 + 27) /* External interrupt 2 */
+#define VECNUM_EIR1 (62 + 28) /* External interrupt 1 */
+#define VECNUM_EIR0 (62 + 29) /* External interrupt 0 */
+
+#elif defined(CONFIG_440SP)
/* UIC 0 */
#define VECNUM_U0 0 /* UART0 */