This patch adds support for the kmsupx4 board from Keymile,
based on a Freescale MPC852T CPU
- serial console on SMC1
- 32 MB SDRAM
- 32 MB NOR Flash
- Ethernet over SCC3
- I2C bitbang
Signed-off-by: Heiko Schocher <h...@denx.de>
---
MAINTAINERS | 1 +
MAKEALL | 1 +
Makefile | 3 ++
board/keymile/common/common.c | 6 ++++-
board/keymile/km8xx/km8xx.c | 7 +++++-
cpu/mpc8xx/cpu_init.c | 2 +
cpu/mpc8xx/start.S | 3 +-
drivers/hwmon/lm75.c | 2 +
drivers/i2c/soft_i2c.c | 3 ++
include/commproc.h | 8 +++---
include/configs/km8xx.h | 46 ++++++++++++++++++++++++++++++++---------
include/configs/kmsupx4.h | 38 +++++++++++++++++++++++++++++++++
include/configs/mgsuvd.h | 1 +
lib_ppc/board.c | 3 +-
14 files changed, 106 insertions(+), 18 deletions(-)
create mode 100644 include/configs/kmsupx4.h
diff --git a/MAINTAINERS b/MAINTAINERS
index 38feac8..ef53e7b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -380,6 +380,7 @@ Heiko Schocher <h...@denx.de>
ids8247 MPC8247
jupiter MPC5200
kmeter1 MPC8360
+ kmsupx4 MPC852T
mgcoge MPC8247
mgsuvd MPC852
mucmc52 MPC5200
diff --git a/MAKEALL b/MAKEALL
index cf05133..508b81c 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -117,6 +117,7 @@ LIST_8xx=" \
KUP4X \
LANTEC \
lwmon \
+ kmsupx4 \
MBX \
MBX860T \
mgsuvd \
diff --git a/Makefile b/Makefile
index c867d12..b7cd3f2 100644
--- a/Makefile
+++ b/Makefile
@@ -921,6 +921,9 @@ IVMS8_config: unconfig
}
@$(MKCONFIG) -a IVMS8 ppc mpc8xx ivm
+kmsupx4_config: unconfig
+ @$(MKCONFIG) $(@:_config=) ppc mpc8xx km8xx keymile
+
KUP4K_config : unconfig
@$(MKCONFIG) $(@:_config=) ppc mpc8xx kup4k kup
diff --git a/board/keymile/common/common.c b/board/keymile/common/common.c
index 48ce613..b2bd7fd 100644
--- a/board/keymile/common/common.c
+++ b/board/keymile/common/common.c
@@ -295,11 +295,14 @@ int ivm_analyze_eeprom (unsigned char *buf, int len)
int ivm_read_eeprom (void)
{
+#if defined(CONFIG_I2C_MUX)
I2C_MUX_DEVICE *dev = NULL;
+#endif
uchar i2c_buffer[CONFIG_SYS_IVM_EEPROM_MAX_LEN];
uchar *buf;
unsigned dev_addr = CONFIG_SYS_IVM_EEPROM_ADR;
+#if defined(CONFIG_I2C_MUX)
/* First init the Bus, select the Bus */
#if defined(CONFIG_SYS_I2C_IVM_BUS)
dev = i2c_mux_ident_muxstring ((uchar *)CONFIG_SYS_I2C_IVM_BUS);
@@ -313,6 +316,7 @@ int ivm_read_eeprom (void)
return -1;
}
i2c_set_bus_num (dev->busid);
+#endif
buf = (unsigned char *) getenv ("EEprom_ivm_addr");
if (buf != NULL)
@@ -390,7 +394,7 @@ static void setports (int gpio)
#endif
#endif
-#if defined(CONFIG_MGSUVD)
+#if defined(CONFIG_KM8XX)
static void set_sda (int state)
{
I2C_SDA(state);
diff --git a/board/keymile/km8xx/km8xx.c b/board/keymile/km8xx/km8xx.c
index e7bfa31..845d3f2 100644
--- a/board/keymile/km8xx/km8xx.c
+++ b/board/keymile/km8xx/km8xx.c
@@ -61,7 +61,12 @@ const uint sdram_table[] =
int checkboard (void)
{
- puts ("Board: Keymile mgsuvd");
+ puts ("Board: Keymile ");
+#if defined(CONFIG_KMSUPX4)
+ puts ("kmsupx4");
+#else
+ puts ("mgsuvd");
+#endif
if (ethernet_present ())
puts (" with PIGGY.");
puts ("\n");
diff --git a/cpu/mpc8xx/cpu_init.c b/cpu/mpc8xx/cpu_init.c
index eb0091b..050008e 100644
--- a/cpu/mpc8xx/cpu_init.c
+++ b/cpu/mpc8xx/cpu_init.c
@@ -119,11 +119,13 @@ void cpu_init_f (volatile immap_t * immr)
* Memory Controller:
*/
+#if !defined(CONFIG_KMSUPX4)
/* perform BR0 reset that MPC850 Rev. A can't guarantee */
reg = memctl->memc_br0;
reg &= BR_PS_MSK; /* Clear everything except Port Size bits */
reg |= BR_V; /* then add just the "Bank Valid" bit */
memctl->memc_br0 = reg;
+#endif
/* Map banks 0 (and maybe 1) to the FLASH banks 0 (and 1) at
* preliminary addresses - these have to be modified later
diff --git a/cpu/mpc8xx/start.S b/cpu/mpc8xx/start.S
index 45c902e..352af16 100644
--- a/cpu/mpc8xx/start.S
+++ b/cpu/mpc8xx/start.S
@@ -142,7 +142,8 @@ boot_warm:
lis r3, idc_disa...@h /* Disable data cache */
mtspr DC_CST, r3
-#if !(defined(CONFIG_IP860) || defined(CONFIG_PCU_E) || defined
(CONFIG_FLAGADM))
+#if !(defined(CONFIG_IP860) || defined(CONFIG_PCU_E) || \
+ defined (CONFIG_FLAGADM) || defined(CONFIG_KMSUPX4))
/* On IP860 and PCU E,
* we cannot enable IC yet
*/
diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c
index ecfc345..156338b 100644
--- a/drivers/hwmon/lm75.c
+++ b/drivers/hwmon/lm75.c
@@ -159,6 +159,7 @@ int dtt_init (void)
/* switch to correct I2C bus */
old_bus = I2C_GET_BUS();
+#if defined(CONFIG_I2C_MUX)
if ((gd->flags & GD_FLG_RELOC) != GD_FLG_RELOC) {
uchar *tmp = (uchar *)getenv("dtt_bus");
if (tmp == NULL)
@@ -170,6 +171,7 @@ int dtt_init (void)
} else {
I2C_SET_BUS(CONFIG_SYS_DTT_BUS_NUM);
}
+#endif
for (i = 0; i < sizeof(sensors); i++) {
if (_dtt_init(sensors[i]) != 0)
diff --git a/drivers/i2c/soft_i2c.c b/drivers/i2c/soft_i2c.c
index da6cec1..f273c67 100644
--- a/drivers/i2c/soft_i2c.c
+++ b/drivers/i2c/soft_i2c.c
@@ -43,6 +43,9 @@
#ifdef CONFIG_MPC866 /* only valid for MPC866 */
#include <asm/io.h>
#endif
+#ifdef CONFIG_MPC852T /* only valid for MPC852T */
+#include <asm/io.h>
+#endif
#include <i2c.h>
/* #define DEBUG_I2C */
diff --git a/include/commproc.h b/include/commproc.h
index 12decfe..9d28abc 100644
--- a/include/commproc.h
+++ b/include/commproc.h
@@ -1122,11 +1122,11 @@ typedef struct scc_enet {
#define SICR_ENET_CLKRT ((uint)0x0000003d)
#endif /* CONFIG_MBX */
-/*** MGSUVD *********************************************************/
+/*** KM8XX *********************************************************/
-/* The MGSUVD Service Module uses SCC3 for Ethernet */
+/* The KM8XX Service Module uses SCC3 for Ethernet */
-#ifdef CONFIG_MGSUVD
+#ifdef CONFIG_KM8XX
#define PROFF_ENET PROFF_SCC3 /* Ethernet on SCC3 */
#define CPM_CR_ENET CPM_CR_CH_SCC3
#define SCC_ENET 2
@@ -1145,7 +1145,7 @@ typedef struct scc_enet {
*/
#define SICR_ENET_MASK ((uint)0x00FF0000)
#define SICR_ENET_CLKRT ((uint)0x00250000)
-#endif /* CONFIG_MGSUVD */
+#endif /* CONFIG_KM8XX */
/*** MHPC ********************************************************/
diff --git a/include/configs/km8xx.h b/include/configs/km8xx.h
index 1cb7756..344e1ad 100644
--- a/include/configs/km8xx.h
+++ b/include/configs/km8xx.h
@@ -32,12 +32,15 @@
* High Level Configuration Options
* (easy to change)
*/
-
-#define CONFIG_MPC866 1 /* This is a MPC866 CPU */
+#define CONFIG_KM8XX 1 /* on a km8xx board */
/* include common defines/options for all Keymile boards */
#include "keymile-common.h"
+#if defined(CONFIG_KMSUPX4)
+#undef CONFIG_I2C_MUX /* no I2C mux on this board */
+#endif
+
#define CONFIG_8xx_GCLK_FREQ 66000000
#define CONFIG_SYS_SMC_UCODE_PATCH 1 /* Relocate SMC1 */
@@ -59,7 +62,16 @@
#define BOOTFLASH_START F0000000
#define CONFIG_PRAM 512 /* protected RAM [KBytes] */
+#if defined(CONFIG_MGSUVD)
#define CONFIG_ENV_IVM "EEprom_ivm=pca9544a:70:4 \0"
+#else
+#define CONFIG_ENV_IVM ""
+#endif
+
+#define MTDIDS_DEFAULT "nor0=app"
+#define MTDPARTS_DEFAULT \
+ "mtdparts=app:384k(u-boot),128k(env),128k(envred),128k(free)," \
+
"1536k(esw0),8704k(rootfs0),1536k(esw1),2432k(rootfs1),640k(var),768k(cfg)"
#define CONFIG_EXTRA_ENV_SETTINGS \
CONFIG_KM_DEF_ENV \
@@ -67,9 +79,7 @@
"addcon=setenv bootargs ${bootargs} " \
"console=ttyCPM0,${baudrate}\0" \
"mtdids=nor0=app \0" \
- "mtdparts=mtdparts=app:384k(u-boot),128k(env),128k(envred)," \
- "128k(free),1536k(esw0),8704k(rootfs0),1536k(esw1)," \
- "2432k(rootfs1),640k(var),768k(cfg)\0" \
+ "mtdparts=" MK_STR(MTDPARTS_DEFAULT) "\0" \
"partition=nor0,9 \0" \
"new_env=prot off F0060000 F009FFFF; era F0060000 F009FFFF \0" \
CONFIG_ENV_IVM \
@@ -159,7 +169,11 @@
* SIUMCR - SIU Module Configuration 11-6
*-----------------------------------------------------------------------
*/
+#if defined(CONFIG_MGSUVD)
#define CONFIG_SYS_SIUMCR 0x00610480
+#else
+#define CONFIG_SYS_SIUMCR 0x00610400
+#endif
/*-----------------------------------------------------------------------
* TBSCR - Time Base Status and Control 11-26
@@ -181,7 +195,11 @@
* Set clock output, timebase and RTC source and divider,
* power management and some other internal clocks
*/
+#if defined(CONFIG_MGSUVD)
#define SCCR_MASK 0x01800000
+#else
+#define SCCR_MASK 0x00000000
+#endif
#define CONFIG_SYS_SCCR 0x01800000
#define CONFIG_SYS_DER 0
@@ -223,7 +241,11 @@
#define CONFIG_SYS_MPTPR 0x0200
/* PTB=16, AMB=001, FIXME 1 RAS precharge cycles, 1 READ loop cycle (not used),
1 Write loop Cycle (not used), 1 Timer Loop Cycle */
+#if defined(CONFIG_MGSUVD)
#define CONFIG_SYS_MBMR 0x10964111
+#else
+#define CONFIG_SYS_MBMR 0x20964111
+#endif
#define CONFIG_SYS_MAR 0x00000088
/*
@@ -238,8 +260,13 @@
/* GPIO/PIGGY on CS3 initialization values
*/
#define CONFIG_SYS_PIGGY_BASE (0x30000000)
+#if defined(CONFIG_MGSUVD)
#define CONFIG_SYS_OR3_PRELIM (0xfe000d24)
#define CONFIG_SYS_BR3_PRELIM (0x30000401)
+#else
+#define CONFIG_SYS_OR3_PRELIM (0xf8000d26)
+#define CONFIG_SYS_BR3_PRELIM (0x30000401)
+#endif
/*
* Internal Definitions
@@ -298,15 +325,14 @@
/* I2C SYSMON (LM75, AD7414 is almost compatible) */
#define CONFIG_DTT_LM75 1 /* ON Semi's LM75
*/
+#if defined(CONFIG_MGSUVD)
#define CONFIG_DTT_SENSORS {0, 2, 4, 6} /* Sensor addresses
*/
+#else
+#define CONFIG_DTT_SENSORS {0} /* Sensor addresses
*/
+#endif
#define CONFIG_SYS_DTT_MAX_TEMP 70
#define CONFIG_SYS_DTT_LOW_TEMP -30
#define CONFIG_SYS_DTT_HYSTERESIS 3
#define CONFIG_SYS_DTT_BUS_NUM (CONFIG_SYS_MAX_I2C_BUS)
-#define MTDIDS_DEFAULT "nor0=app"
-#define MTDPARTS_DEFAULT ( \
- "mtdparts=app:384k(u-boot),128k(env),128k(envred),128k(free)," \
-
"1536k(esw0),8704k(rootfs0),1536k(esw1),2432k(rootfs1),640k(var),768k(cfg)")
-
#endif /* __CONFIG_KM8XX_H */
diff --git a/include/configs/kmsupx4.h b/include/configs/kmsupx4.h
new file mode 100644
index 0000000..f8f5c58
--- /dev/null
+++ b/include/configs/kmsupx4.h
@@ -0,0 +1,38 @@
+/*
+ * (C) Copyright 2009
+ * Heiko Schocher, DENX Software Engineering, h...@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/*
+ * board/config.h - configuration options, board specific
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CONFIG_MPC852T 1 /* This is a MPC852T CPU */
+#define CONFIG_KMSUPX4 1 /* ...on a kmsupx4 board */
+#define CONFIG_HOSTNAME kmsupx4
+
+/* include common defines/options for all Keymile 8xx boards */
+#include "km8xx.h"
+
+#endif /* __CONFIG_H */
diff --git a/include/configs/mgsuvd.h b/include/configs/mgsuvd.h
index 960d6c7..1618f7d 100644
--- a/include/configs/mgsuvd.h
+++ b/include/configs/mgsuvd.h
@@ -28,6 +28,7 @@
#ifndef __CONFIG_H
#define __CONFIG_H
+#define CONFIG_MPC866 1 /* This is a MPC866 CPU */
#define CONFIG_MGSUVD 1 /* ...on a mgsuvd board */
#define CONFIG_HOSTNAME mgsuvd
diff --git a/lib_ppc/board.c b/lib_ppc/board.c
index d90607d..70cdaa5 100644
--- a/lib_ppc/board.c
+++ b/lib_ppc/board.c
@@ -737,7 +737,8 @@ void board_init_r (gd_t *id, ulong dest_addr)
WATCHDOG_RESET();
#if defined(CONFIG_IP860) || defined(CONFIG_PCU_E) || \
- defined (CONFIG_FLAGADM) || defined(CONFIG_MPC83XX)
+ defined (CONFIG_FLAGADM) || defined(CONFIG_MPC83XX) || \
+ defined (CONFIG_KMSUPX4)
icache_enable (); /* it's time to enable the instruction cache */
#endif
--
1.6.0.6
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
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