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authorHeiko Schocher <hs@pollux.denx.de>2006-12-21 16:14:48 +0100
committerHeiko Schocher <hs@pollux.denx.de>2006-12-21 16:14:48 +0100
commit6dedf3d49dd14c3bf541c8ecee7ffaac5f0e1d6c (patch)
tree42470be9b406c4ae697554f0bbca3424a7cec588
parentcdb97a6678826f85e7c69eae6a1c113d034c9b10 (diff)
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[PATCH] Add support for the UC101 board from MAN.
Signed-off-by: Heiko Schocher <hs@denx.de>
-rw-r--r--Makefile2
-rw-r--r--board/uc101/Makefile50
-rw-r--r--board/uc101/config.mk41
-rw-r--r--board/uc101/u-boot.lds136
-rw-r--r--board/uc101/uc101.c374
-rw-r--r--cpu/mpc5xxx/cpu_init.c2
-rw-r--r--cpu/mpc5xxx/fec.c7
-rw-r--r--dtt/Makefile2
-rw-r--r--dtt/lm81.c147
-rw-r--r--include/configs/uc101.h353
-rw-r--r--include/dtt.h9
11 files changed, 1118 insertions, 5 deletions
diff --git a/Makefile b/Makefile
index d2534ab..6b1c479 100644
--- a/Makefile
+++ b/Makefile
@@ -597,6 +597,8 @@ TQM5200_STK100_config: unconfig
{ echo "TEXT_BASE = 0xFFF00000" >$(obj)board/tqm5200/config.tmp ; \
}
@$(MKCONFIG) -n $@ -a TQM5200 ppc mpc5xxx tqm5200
+uc101_config: unconfig
+ @$(MKCONFIG) uc101 ppc mpc5xxx uc101
#########################################################################
## MPC8xx Systems
diff --git a/board/uc101/Makefile b/board/uc101/Makefile
new file mode 100644
index 0000000..ddfd2ef
--- /dev/null
+++ b/board/uc101/Makefile
@@ -0,0 +1,50 @@
+#
+# (C) Copyright 2003-2006
+# Wolfgang Denk, DENX Software Engineering, wd@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
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).a
+
+COBJS := $(BOARD).o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/uc101/config.mk b/board/uc101/config.mk
new file mode 100644
index 0000000..51e8e84c
--- /dev/null
+++ b/board/uc101/config.mk
@@ -0,0 +1,41 @@
+#
+# (C) Copyright 2004
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+#
+# INKA 4X0 board:
+#
+# Valid values for TEXT_BASE are:
+#
+# 0xFFE00000 boot high
+#
+# 0x00100000 boot from RAM (for testing only)
+#
+
+ifndef TEXT_BASE
+## Standard: boot high
+TEXT_BASE = 0xFFF00000
+## For testing: boot from RAM
+#TEXT_BASE = 0x00100000
+endif
+
+PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)/board
diff --git a/board/uc101/u-boot.lds b/board/uc101/u-boot.lds
new file mode 100644
index 0000000..123a14c
--- /dev/null
+++ b/board/uc101/u-boot.lds
@@ -0,0 +1,136 @@
+/*
+ * (C) Copyright 2003-2004
+ * Wolfgang Denk, DENX Software Engineering, wd@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
+ */
+
+OUTPUT_ARCH(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+ __DYNAMIC = 0; */
+SECTIONS
+{
+ /* Read-only sections, merged into text segment: */
+ . = + SIZEOF_HEADERS;
+ .interp : { *(.interp) }
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .rel.text : { *(.rel.text) }
+ .rela.text : { *(.rela.text) }
+ .rel.data : { *(.rel.data) }
+ .rela.data : { *(.rela.data) }
+ .rel.rodata : { *(.rel.rodata) }
+ .rela.rodata : { *(.rela.rodata) }
+ .rel.got : { *(.rel.got) }
+ .rela.got : { *(.rela.got) }
+ .rel.ctors : { *(.rel.ctors) }
+ .rela.ctors : { *(.rela.ctors) }
+ .rel.dtors : { *(.rel.dtors) }
+ .rela.dtors : { *(.rela.dtors) }
+ .rel.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ .init : { *(.init) }
+ .plt : { *(.plt) }
+ .text :
+ {
+ /* WARNING - the following is hand-optimized to fit within */
+ /* the sector layout of our flash chips! XXX FIXME XXX */
+
+ cpu/mpc5xxx/start.o (.text)
+ cpu/mpc5xxx/traps.o (.text)
+ lib_generic/crc32.o (.text)
+ lib_ppc/cache.o (.text)
+ lib_ppc/time.o (.text)
+
+ . = DEFINED(env_offset) ? env_offset : .;
+ common/environment.o (.ppcenv)
+
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ . = ALIGN(16);
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ *(.eh_frame)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x0FFF) & 0xFFFFF000;
+ _erotext = .;
+ PROVIDE (erotext = .);
+ .reloc :
+ {
+ *(.got)
+ _GOT2_TABLE_ = .;
+ *(.got2)
+ _FIXUP_TABLE_ = .;
+ *(.fixup)
+ }
+ __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
+ __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
+
+ .data :
+ {
+ *(.data)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ }
+ _edata = .;
+ PROVIDE (edata = .);
+
+ . = .;
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+
+ . = .;
+ __start___ex_table = .;
+ __ex_table : { *(__ex_table) }
+ __stop___ex_table = .;
+
+ . = ALIGN(4096);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(4096);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}
diff --git a/board/uc101/uc101.c b/board/uc101/uc101.c
new file mode 100644
index 0000000..90624e5
--- /dev/null
+++ b/board/uc101/uc101.c
@@ -0,0 +1,374 @@
+/*
+ * (C) Copyright 2006
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * (C) Copyright 2003-2004
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2004
+ * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com.
+ *
+ * (C) Copyright 2004
+ * Martin Krause, TQ-Systems GmbH, martin.krause@tqs.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
+ */
+
+#include <common.h>
+#include <mpc5xxx.h>
+#include <pci.h>
+#include <malloc.h>
+
+/* some SIMPLE GPIO Pins */
+#define GPIO_USB_8 (31-12)
+#define GPIO_USB_7 (31-13)
+#define GPIO_USB_6 (31-14)
+#define GPIO_USB_0 (31-15)
+#define GPIO_PSC3_7 (31-18)
+#define GPIO_PSC3_6 (31-19)
+#define GPIO_PSC3_1 (31-22)
+#define GPIO_PSC3_0 (31-23)
+
+/* some simple Interrupt GPIO Pins */
+#define GPIO_PSC3_8 2
+#define GPIO_USB1_9 3
+
+#define GPT_OUT_0 0x00000027
+#define GPT_OUT_1 0x00000037
+#define GPT_DISABLE 0x00000000 /* GPT pin disabled */
+
+#define GP_SIMP_ENABLE_O(n, v) {pgpio->simple_dvo |= (v << n); \
+ pgpio->simple_ddr |= (1 << n); \
+ pgpio->simple_gpioe |= (1 << n); \
+ }
+
+#define GP_SIMP_ENABLE_I(n) { pgpio->simple_ddr |= ~(1 << n); \
+ pgpio->simple_gpioe |= (1 << n); \
+ }
+
+#define GP_SIMP_SET_O(n, v) (pgpio->simple_dvo = v ? \
+ (pgpio->simple_dvo | (1 << n)) : \
+ (pgpio->simple_dvo & ~(1 << n)) )
+
+#define GP_SIMP_GET_O(n) ((pgpio->simple_dvo >> n) & 1)
+#define GP_SIMP_GET_I(n) ((pgpio->simple_ival >> n) & 1)
+
+
+
+#define GP_SINT_SET_O(n, v) (pgpio->sint_dvo = v ? \
+ (pgpio->sint_dvo | (1 << n)) : \
+ (pgpio->sint_dvo & ~(1 << n)) )
+
+#define GP_SINT_ENABLE_O(n, v) {pgpio->sint_ode &= ~(1 << n); \
+ pgpio->sint_ddr |= (1 << n); \
+ GP_SINT_SET_O(n, v); \
+ pgpio->sint_gpioe |= (1 << n); \
+ }
+
+#define GP_SINT_ENABLE_I(n) { pgpio->sint_ddr |= ~(1 << n); \
+ pgpio->sint_gpioe |= (1 << n); \
+ }
+
+#define GP_SINT_GET_O(n) ((pgpio->sint_ival >> n) & 1)
+#define GP_SINT_GET_I(n) ((pgpio-ntt_ival >> n) & 1)
+
+#define GP_TIMER_ENABLE_O(n, v) ( \
+ ((volatile struct mpc5xxx_gpt *)(MPC5XXX_GPT + n))->emsr = v ? \
+ GPT_OUT_1 : \
+ GPT_OUT_0 )
+
+#define GP_TIMER_SET_O(n, v) GP_TIMER_ENABLE_O(n, v)
+
+#define GP_TIMER_GET_O(n, v) ( \
+ (((volatile struct mpc5xxx_gpt *)(MPC5XXX_GPT + n))->emsr & 0x10) >> 4)
+
+#define GP_TIMER_GET_I(n, v) ( \
+ (((volatile struct mpc5xxx_gpt *)(MPC5XXX_GPT + n))->sr & 0x100) >> 8)
+
+#ifndef CFG_RAMBOOT
+static void sdram_start (int hi_addr)
+{
+ long hi_addr_bit = hi_addr ? 0x01000000 : 0;
+
+ /* unlock mode register */
+ *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000000 | hi_addr_bit;
+ __asm__ volatile ("sync");
+
+ /* precharge all banks */
+ *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit;
+ __asm__ volatile ("sync");
+
+#if SDRAM_DDR
+ /* set mode register: extended mode */
+ *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_EMODE;
+ __asm__ volatile ("sync");
+
+ /* set mode register: reset DLL */
+ *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE | 0x04000000;
+ __asm__ volatile ("sync");
+#endif
+
+ /* precharge all banks */
+ *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit;
+ __asm__ volatile ("sync");
+
+ /* auto refresh */
+ *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000004 | hi_addr_bit;
+ __asm__ volatile ("sync");
+
+ /* set mode register */
+ *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE;
+ __asm__ volatile ("sync");
+
+ /* normal operation */
+ *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit;
+ __asm__ volatile ("sync");
+}
+#endif
+
+/*
+ * ATTENTION: Although partially referenced initdram does NOT make real use
+ * use of CFG_SDRAM_BASE. The code does not work if CFG_SDRAM_BASE
+ * is something else than 0x00000000.
+ */
+
+long int initdram (int board_type)
+{
+ ulong dramsize = 0;
+#ifndef CFG_RAMBOOT
+ ulong test1, test2;
+
+ /* setup SDRAM chip selects */
+ *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001c; /* 512MB at 0x0 */
+ *(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x40000000; /* disabled */
+ __asm__ volatile ("sync");
+
+ /* setup config registers */
+ *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1;
+ *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2;
+ __asm__ volatile ("sync");
+
+#if SDRAM_DDR
+ /* set tap delay */
+ *(vu_long *)MPC5XXX_CDM_PORCFG = SDRAM_TAPDELAY;
+ __asm__ volatile ("sync");
+#endif
+
+ /* find RAM size using SDRAM CS0 only */
+ sdram_start(0);
+ test1 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x20000000);
+ sdram_start(1);
+ test2 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x20000000);
+ if (test1 > test2) {
+ sdram_start(0);
+ dramsize = test1;
+ } else {
+ dramsize = test2;
+ }
+
+ /* memory smaller than 1MB is impossible */
+ if (dramsize < (1 << 20)) {
+ dramsize = 0;
+ }
+
+ /* set SDRAM CS0 size according to the amount of RAM found */
+ if (dramsize > 0) {
+ *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 +
+ __builtin_ffs(dramsize >> 20) - 1;
+ } else {
+ *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */
+ }
+
+ *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */
+#else /* CFG_RAMBOOT */
+
+ /* retrieve size of memory connected to SDRAM CS0 */
+ dramsize = *(vu_long *)MPC5XXX_SDRAM_CS0CFG & 0xFF;
+ if (dramsize >= 0x13) {
+ dramsize = (1 << (dramsize - 0x13)) << 20;
+ } else {
+ dramsize = 0;
+ }
+
+ /* retrieve size of memory connected to SDRAM CS1 */
+ dramsize2 = *(vu_long *)MPC5XXX_SDRAM_CS1CFG & 0xFF;
+ if (dramsize2 >= 0x13) {
+ dramsize2 = (1 << (dramsize2 - 0x13)) << 20;
+ } else {
+ dramsize2 = 0;
+ }
+
+#endif /* CFG_RAMBOOT */
+
+/* return dramsize + dramsize2; */
+ return dramsize;
+}
+
+int checkboard (void)
+{
+ puts ("Board: MAN UC101\n");
+ return 0;
+}
+
+static void init_ports (void)
+{
+ volatile struct mpc5xxx_gpio *pgpio =
+ (struct mpc5xxx_gpio *)MPC5XXX_GPIO;
+
+ GP_SIMP_ENABLE_I(GPIO_USB_8); /* HEX Bit 3 */
+ GP_SIMP_ENABLE_I(GPIO_USB_7); /* HEX Bit 2 */
+ GP_SIMP_ENABLE_I(GPIO_USB_6); /* HEX Bit 1 */
+ GP_SIMP_ENABLE_I(GPIO_USB_0); /* HEX Bit 0 */
+ GP_SIMP_ENABLE_I(GPIO_PSC3_0); /* Switch Menue A */
+ GP_SIMP_ENABLE_I(GPIO_PSC3_1); /* Switch Menue B */
+ GP_SIMP_ENABLE_I(GPIO_PSC3_6); /* Switch Cold_Warm */
+ GP_SIMP_ENABLE_I(GPIO_PSC3_7); /* Switch Restart */
+ GP_SINT_ENABLE_O(GPIO_PSC3_8, 0); /* LED H2 */
+ GP_SINT_ENABLE_O(GPIO_USB1_9, 0); /* LED H3 */
+ GP_TIMER_ENABLE_O(4, 0); /* LED H4 */
+ GP_TIMER_ENABLE_O(5, 0); /* LED H5 */
+ GP_TIMER_ENABLE_O(3, 0); /* LED HB */
+ GP_TIMER_ENABLE_O(1, 0); /* RES_COLDSTART */
+}
+
+#ifdef CONFIG_PREBOOT
+
+static uchar kbd_magic_prefix[] = "key_magic";
+static uchar kbd_command_prefix[] = "key_cmd";
+
+struct kbd_data_t {
+ char s1;
+};
+
+struct kbd_data_t* get_keys (struct kbd_data_t *kbd_data)
+{
+ volatile struct mpc5xxx_gpio *pgpio =
+ (struct mpc5xxx_gpio *)MPC5XXX_GPIO;
+
+ kbd_data->s1 = GP_SIMP_GET_I(GPIO_USB_8) << 3 | \
+ GP_SIMP_GET_I(GPIO_USB_7) << 2 | \
+ GP_SIMP_GET_I(GPIO_USB_6) << 1 | \
+ GP_SIMP_GET_I(GPIO_USB_0) << 0;
+ return kbd_data;
+}
+
+static int compare_magic (const struct kbd_data_t *kbd_data, uchar *str)
+{
+ char s1 = str[0];
+
+ if (s1 >= '0' && s1 <= '9')
+ s1 -= '0';
+ else if (s1 >= 'a' && s1 <= 'f')
+ s1 = s1 - 'a' + 10;
+ else if (s1 >= 'A' && s1 <= 'F')
+ s1 = s1 - 'A' + 10;
+ else
+ return -1;
+
+ if (s1 != kbd_data->s1) return -1;
+ return 0;
+}
+
+static uchar *key_match (const struct kbd_data_t *kbd_data)
+{
+ uchar magic[sizeof (kbd_magic_prefix) + 1];
+ uchar *suffix;
+ uchar *kbd_magic_keys;
+
+ /*
+ * The following string defines the characters that can be appended
+ * to "key_magic" to form the names of environment variables that
+ * hold "magic" key codes, i. e. such key codes that can cause
+ * pre-boot actions. If the string is empty (""), then only
+ * "key_magic" is checked (old behaviour); the string "125" causes
+ * checks for "key_magic1", "key_magic2" and "key_magic5", etc.
+ */
+ if ((kbd_magic_keys = getenv ("magic_keys")) == NULL)
+ kbd_magic_keys = "";
+
+ /* loop over all magic keys;
+ * use '\0' suffix in case of empty string
+ */
+ for (suffix = kbd_magic_keys; *suffix ||
+ suffix == kbd_magic_keys; ++suffix) {
+ sprintf (magic, "%s%c", kbd_magic_prefix, *suffix);
+
+ if (compare_magic(kbd_data, getenv(magic)) == 0) {
+ uchar cmd_name[sizeof (kbd_command_prefix) + 1];
+ char *cmd;
+
+ sprintf (cmd_name, "%s%c", kbd_command_prefix, *suffix);
+ cmd = getenv (cmd_name);
+
+ return (cmd);
+ }
+ }
+
+ return (NULL);
+}
+
+#endif /* CONFIG_PREBOOT */
+
+int misc_init_r (void)
+{
+ /* Init the I/O ports */
+ init_ports ();
+
+#ifdef CONFIG_PREBOOT
+ struct kbd_data_t kbd_data;
+ /* Decode keys */
+ uchar *str = strdup (key_match (get_keys (&kbd_data)));
+ /* Set or delete definition */
+ setenv ("preboot", str);
+ free (str);
+#endif /* CONFIG_PREBOOT */
+ return 0;
+}
+
+int board_early_init_r (void)
+{
+ *(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */
+ *(vu_long *)MPC5XXX_BOOTCS_START =
+ *(vu_long *)MPC5XXX_CS0_START = START_REG(CFG_FLASH_BASE);
+ *(vu_long *)MPC5XXX_BOOTCS_STOP =
+ *(vu_long *)MPC5XXX_CS0_STOP = STOP_REG(CFG_FLASH_BASE, CFG_FLASH_SIZE);
+ /* Interbus enable it here ?? */
+ *(vu_long *)MPC5XXX_GPT6_ENABLE = GPT_OUT_1;
+ return 0;
+}
+#ifdef CONFIG_PCI
+static struct pci_controller hose;
+
+extern void pci_mpc5xxx_init(struct pci_controller *);
+
+void pci_init_board(void)
+{
+ pci_mpc5xxx_init(&hose);
+}
+#endif
+
+#if defined(CONFIG_HW_WATCHDOG)
+void hw_watchdog_reset(void)
+{
+ /* Trigger HW Watchdog with TIMER_0 */
+ *(vu_long *)MPC5XXX_GPT0_ENABLE = GPT_OUT_1;
+ *(vu_long *)MPC5XXX_GPT0_ENABLE = GPT_OUT_0;
+}
+#endif
+
diff --git a/cpu/mpc5xxx/cpu_init.c b/cpu/mpc5xxx/cpu_init.c
index b7e00b3..7e65821 100644
--- a/cpu/mpc5xxx/cpu_init.c
+++ b/cpu/mpc5xxx/cpu_init.c
@@ -123,7 +123,7 @@ void cpu_init_f (void)
#endif
#if defined(CFG_CS7_START) && defined(CFG_CS7_SIZE)
- *(vu_long *)MPC5XXX_CS7_START = START_REG(CFG_CS5_START);
+ *(vu_long *)MPC5XXX_CS7_START = START_REG(CFG_CS7_START);
*(vu_long *)MPC5XXX_CS7_STOP = STOP_REG(CFG_CS7_START, CFG_CS7_SIZE);
addecr |= (1 << 27);
#endif
diff --git a/cpu/mpc5xxx/fec.c b/cpu/mpc5xxx/fec.c
index 37fe3e7..71c1bfa 100644
--- a/cpu/mpc5xxx/fec.c
+++ b/cpu/mpc5xxx/fec.c
@@ -376,7 +376,7 @@ static int mpc5xxx_fec_init(struct eth_device *dev, bd_t * bis)
#if (DEBUG & 0x2)
if (fec->xcv_type != SEVENWIRE)
- mpc5xxx_fec_phydump ();
+ mpc5xxx_fec_phydump (dev->name);
#endif
/*
@@ -575,7 +575,7 @@ static void mpc5xxx_fec_halt(struct eth_device *dev)
#if (DEBUG & 0x2)
if (fec->xcv_type != SEVENWIRE)
- mpc5xxx_fec_phydump ();
+ mpc5xxx_fec_phydump (dev->name);
#endif
/*
@@ -882,7 +882,8 @@ int mpc5xxx_fec_initialize(bd_t * bis)
defined(CONFIG_ICECUBE) || defined(CONFIG_INKA4X0) || \
defined(CONFIG_MCC200) || defined(CONFIG_O2DNT) || \
defined(CONFIG_PM520) || defined(CONFIG_TOP5200) || \
- defined(CONFIG_TQM5200) || defined(CONFIG_V38B)
+ defined(CONFIG_TQM5200) || defined(CONFIG_V38B) || \
+ defined(CONFIG_UC101)
# ifndef CONFIG_FEC_10MBIT
fec->xcv_type = MII100;
# else
diff --git a/dtt/Makefile b/dtt/Makefile
index 79d4e9f..e6cb128 100644
--- a/dtt/Makefile
+++ b/dtt/Makefile
@@ -30,7 +30,7 @@ include $(TOPDIR)/config.mk
LIB = $(obj)libdtt.a
-COBJS = lm75.o ds1621.o adm1021.o
+COBJS = lm75.o ds1621.o adm1021.o lm81.o
SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
diff --git a/dtt/lm81.c b/dtt/lm81.c
new file mode 100644
index 0000000..2c225f1
--- /dev/null
+++ b/dtt/lm81.c
@@ -0,0 +1,147 @@
+/*
+ * (C) Copyright 2006
+ * Heiko Schocher, DENX Software Enginnering <hs@denx.de>
+ *
+ * based on dtt/lm75.c which is ...
+ *
+ * (C) Copyright 2001
+ * Bill Hunter, Wave 7 Optics, williamhunter@mediaone.net
+ *
+ * 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
+ */
+
+/*
+ * On Semiconductor's LM81 Temperature Sensor
+ */
+
+#include <common.h>
+
+#ifdef CONFIG_DTT_LM81
+#if !defined(CFG_EEPROM_PAGE_WRITE_ENABLE) || \
+ (CFG_EEPROM_PAGE_WRITE_BITS < 1)
+# error "CFG_EEPROM_PAGE_WRITE_ENABLE must be defined and CFG_EEPROM_PAGE_WRITE_BITS must be greater than 1 to use CONFIG_DTT_LM81"
+#endif
+
+#include <i2c.h>
+#include <dtt.h>
+
+/*
+ * Device code
+ */
+#define DTT_I2C_DEV_CODE 0x2c /* ON Semi's LM81 device */
+
+int dtt_read(int sensor, int reg)
+{
+ int dlen = 1;
+ uchar data[2];
+
+ /*
+ * Calculate sensor address and register.
+ */
+ sensor = DTT_I2C_DEV_CODE + (sensor & 0x03); /* calculate address of lm81 */
+
+ /*
+ * Now try to read the register.
+ */
+ if (i2c_read(sensor, reg, 1, data, dlen) != 0)
+ return -1;
+
+ return (int)data[0];
+} /* dtt_read() */
+
+
+int dtt_write(int sensor, int reg, int val)
+{
+ uchar data;
+
+ /*
+ * Calculate sensor address and register.
+ */
+ sensor = DTT_I2C_DEV_CODE + (sensor & 0x03); /* calculate address of lm81 */
+
+ data = (char)(val & 0xff);
+
+ /*
+ * Write value to register.
+ */
+ if (i2c_write(sensor, reg, 1, data, 1) != 0)
+ return 1;
+
+ return 0;
+} /* dtt_write() */
+
+#define DTT_MANU 0x3e
+#define DTT_REV 0x3f
+#define DTT_ADR 0x48
+
+static int _dtt_init(int sensor)
+{
+ int man;
+ int adr;
+ int rev;
+
+ if (dtt_write (sensor, DTT_CONFIG, 0x01) < 0)
+ return 1;
+ man = dtt_read (sensor, DTT_MANU);
+ if (man != 0x01)
+ return 1;
+ adr = dtt_read (sensor, DTT_ADR);
+ if (adr < 0)
+ return 1;
+ rev = dtt_read (sensor, DTT_REV);
+ if (adr < 0)
+ return 1;
+
+ printf ("DTT: Found LM81@%x Rev: %d\n", adr, rev);
+ /* The LM81 needs 400ms to get the correct values ... */
+ udelay (400000);
+ return 0;
+} /* _dtt_init() */
+
+
+int dtt_init (void)
+{
+ int i;
+ unsigned char sensors[] = CONFIG_DTT_SENSORS;
+ const char *const header = "DTT: ";
+
+ for (i = 0; i < sizeof(sensors); i++) {
+ if (_dtt_init(sensors[i]) != 0)
+ printf("%s%d FAILED INIT\n", header, i+1);
+ else
+ printf("%s%d is %i C\n", header, i+1,
+ dtt_get_temp(sensors[i]));
+ }
+
+ return (0);
+} /* dtt_init() */
+
+#define TEMP_FROM_REG(temp) \
+ ((temp)<256?((((temp)&0x1fe) >> 1) * 10) + ((temp) & 1) * 5: \
+ ((((temp)&0x1fe) >> 1) -255) * 10 - ((temp) & 1) * 5) \
+
+int dtt_get_temp(int sensor)
+{
+ int val = dtt_read (sensor, DTT_READ_TEMP);
+ int tmpcnf = dtt_read (sensor, DTT_CONFIG_TEMP);
+
+ return (TEMP_FROM_REG((val << 1) + ((tmpcnf & 0x80) >> 7))) / 10;
+} /* dtt_get_temp() */
+
+#endif /* CONFIG_DTT_LM81 */
diff --git a/include/configs/uc101.h b/include/configs/uc101.h
new file mode 100644
index 0000000..8cd8e9b
--- /dev/null
+++ b/include/configs/uc101.h
@@ -0,0 +1,353 @@
+/*
+ * (C) Copyright 2003-2006
+ * Heiko Schocher, DENX Software Engineering, hs@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
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+
+#define CONFIG_MPC5xxx 1 /* This is an MPC5xxx CPU */
+#define CONFIG_MPC5200 1 /* (more precisely an MPC5200 CPU) */
+#define CONFIG_UC101 1 /* UC101 board */
+
+#define CFG_MPC5XXX_CLKIN 33000000 /* ... running at 33.000000MHz */
+
+#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
+#define BOOTFLAG_WARM 0x02 /* Software reboot */
+
+#define CFG_CACHELINE_SIZE 32 /* For MPC5xxx CPUs */
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
+#endif
+
+#define CONFIG_BOARD_EARLY_INIT_R
+
+/*
+ * Serial console configuration
+ */
+#define CONFIG_PSC_CONSOLE 1 /* console is on PSC1 */
+#define CONFIG_BAUDRATE 115200 /* ... at 115200 bps */
+#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
+
+/* Partitions */
+#define CONFIG_DOS_PARTITION
+
+/*
+ * Supported commands
+ */
+#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
+ CFG_CMD_DATE | \
+ CFG_CMD_DISPLAY | \
+ CFG_CMD_DHCP | \
+ CFG_CMD_PING | \
+ CFG_CMD_EEPROM | \
+ CFG_CMD_I2C | \
+ CFG_CMD_DTT | \
+ CFG_CMD_IDE | \
+ CFG_CMD_FAT | \
+ CFG_CMD_NFS | \
+ CFG_CMD_MII | \
+ CFG_CMD_SNTP )
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#define CONFIG_TIMESTAMP 1 /* Print image info with timestamp */
+
+#if (TEXT_BASE == 0xFFF00000) /* Boot low */
+# define CFG_LOWBOOT 1
+#endif
+
+/*
+ * Autobooting
+ */
+#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
+
+#define CONFIG_PREBOOT "echo;" \
+ "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
+ "echo"
+
+#undef CONFIG_BOOTARGS
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "netdev=eth0\0" \
+ "nfsargs=setenv bootargs root=/dev/nfs rw " \
+ "nfsroot=${serverip}:${rootpath}\0" \
+ "ramargs=setenv bootargs root=/dev/ram rw\0" \
+ "addwdt=setenv bootargs ${bootargs} wdt=off" \
+ "addip=setenv bootargs ${bootargs} " \
+ "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
+ ":${hostname}:${netdev}:off panic=1\0" \
+ "flash_nfs=run nfsargs addip;" \
+ "bootm ${kernel_addr}\0" \
+ "net_nfs=tftp 300000 ${bootfile};run nfsargs addip addwdt;bootm\0" \
+ "rootpath=/opt/eldk/ppc_82xx\0" \
+ ""
+
+#define CONFIG_BOOTCOMMAND "run net_nfs"
+
+#define CONFIG_MISC_INIT_R 1
+
+/*
+ * IPB Bus clocking configuration.
+ */
+#define CFG_IPBSPEED_133 /* define for 133MHz speed */
+
+/*
+ * I2C configuration
+ */
+#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
+#define CFG_I2C_MODULE 2 /* Select I2C module #1 or #2 */
+
+#define CFG_I2C_SPEED 100000 /* 100 kHz */
+#define CFG_I2C_SLAVE 0x7F
+
+/*
+ * EEPROM configuration
+ */
+#define CFG_I2C_EEPROM_ADDR 0x58
+#define CFG_I2C_EEPROM_ADDR_LEN 1
+#define CFG_EEPROM_PAGE_WRITE_BITS 4
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
+/* for LM81 */
+#define CFG_EEPROM_PAGE_WRITE_ENABLE
+
+/*
+ * RTC configuration
+ */
+#define CONFIG_RTC_PCF8563
+#define CFG_I2C_RTC_ADDR 0x51
+
+/* I2C SYSMON (LM75) */
+#define CONFIG_DTT_LM81 1 /* ON Semi's LM75 */
+#define CONFIG_DTT_SENSORS {0} /* Sensor addresses */
+#define CFG_DTT_MAX_TEMP 70
+#define CFG_DTT_LOW_TEMP -30
+#define CFG_DTT_HYSTERESIS 3
+
+/*
+ * Flash configuration
+ */
+#define CFG_FLASH_BASE 0xFF800000
+
+#define CFG_FLASH_SIZE 0x00800000 /* 8 MByte */
+#define CFG_MAX_FLASH_SECT 140 /* max num of sects on one chip */
+
+#define CFG_ENV_ADDR (TEXT_BASE+0x40000) /* second sector */
+#define CFG_MAX_FLASH_BANKS 1 /* max num of flash banks
+ (= chip selects) */
+#define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
+#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
+
+#define CFG_FLASH_CFI_DRIVER
+#define CFG_FLASH_CFI
+#define CFG_FLASH_EMPTY_INFO
+#define CFG_FLASH_CFI_AMD_RESET
+
+/*
+ * Environment settings
+ */
+#define CFG_ENV_IS_IN_FLASH 1
+#define CFG_ENV_SIZE 0x4000
+#define CFG_ENV_SECT_SIZE 0x10000
+#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET+CFG_ENV_SECT_SIZE)
+#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
+
+/*
+ * Memory map
+ */
+#define CFG_MBAR 0xF0000000
+#define CFG_DEFAULT_MBAR 0x80000000
+
+#define CFG_SDRAM_BASE 0x00000000
+#define CFG_SRAM_BASE 0x80100000 /* CS 1 */
+#define CFG_DISPLAY_BASE 0x80600000 /* CS 3 */
+#define CFG_IB_MASTER 0xc0510000 /* CS 6 */
+#define CFG_IB_EPLD 0xc0500000 /* CS 7 */
+
+/* Settings for XLB = 132 MHz */
+#define SDRAM_DDR 1
+#define SDRAM_MODE 0x018D0000
+#define SDRAM_EMODE 0x40090000
+#define SDRAM_CONTROL 0x714f0f00
+#define SDRAM_CONFIG1 0x73722930
+#define SDRAM_CONFIG2 0x47770000
+#define SDRAM_TAPDELAY 0x10000000
+
+/* SRAM */
+#define SRAM_BASE CFG_SRAM_BASE /* SRAM base address */
+#define SRAM_LEN 0x1fffff
+#define SRAM_END (SRAM_BASE + SRAM_LEN)
+
+/* Use ON-Chip SRAM until RAM will be available */
+#define CFG_INIT_RAM_ADDR MPC5XXX_SRAM
+#ifdef CONFIG_POST
+/* preserve space for the post_word at end of on-chip SRAM */
+#define CFG_INIT_RAM_END MPC5XXX_SRAM_POST_SIZE
+#else
+#define CFG_INIT_RAM_END MPC5XXX_SRAM_SIZE
+#endif
+
+
+#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
+#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
+#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
+
+#define CFG_MONITOR_BASE TEXT_BASE
+#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
+# define CFG_RAMBOOT 1
+#endif
+
+#define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
+#define CFG_MALLOC_LEN (512 << 10) /* Reserve 128 kB for malloc() */
+#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
+
+/*
+ * Ethernet configuration
+ */
+#define CONFIG_MPC5xxx_FEC 1
+#define CONFIG_PHY_ADDR 0x00
+#define CONFIG_MII 1
+
+/*
+ * GPIO configuration
+ */
+#define CFG_GPS_PORT_CONFIG 0x4d558044
+
+/*use Hardware WDT */
+#define CONFIG_HW_WATCHDOG
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP /* undef to save memory */
+#define CFG_PROMPT "=> " /* Monitor Command Prompt */
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
+#else
+#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 */
+
+/* Enable an alternate, more extensive memory test */
+#define CFG_ALT_MEMTEST
+
+#define CFG_MEMTEST_START 0x00300000 /* memtest works on */
+#define CFG_MEMTEST_END 0x00f00000 /* 3 ... 15 MB in DRAM */
+
+#define CFG_LOAD_ADDR 0x300000 /* default load address */
+
+#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
+
+/*
+ * Enable loopw commando. This has only affect, if CFG_CMD_MEM is defined,
+ * which is normally part of the default commands (CFV_CMD_DFL)
+ */
+#define CONFIG_LOOPW
+
+/*
+ * Various low-level settings
+ */
+#if defined(CONFIG_MPC5200)
+#define CFG_HID0_INIT HID0_ICE | HID0_ICFI
+#define CFG_HID0_FINAL HID0_ICE
+#else
+#define CFG_HID0_INIT 0
+#define CFG_HID0_FINAL 0
+#endif
+
+#define CFG_BOOTCS_START CFG_FLASH_BASE
+#define CFG_BOOTCS_SIZE CFG_FLASH_SIZE
+#define CFG_BOOTCS_CFG 0x00045D00
+#define CFG_CS0_START CFG_FLASH_BASE
+#define CFG_CS0_SIZE CFG_FLASH_SIZE
+
+/* 8Mbit SRAM @0x80100000 */
+#define CFG_CS1_START CFG_SRAM_BASE
+#define CFG_CS1_SIZE 0x00100000
+#define CFG_CS1_CFG 0x21D00
+
+/* Display H1, Status Inputs, EPLD @0x80600000 8 Bit */
+#define CFG_CS3_START CFG_DISPLAY_BASE
+#define CFG_CS3_SIZE 0x00000100
+#define CFG_CS3_CFG 0x00081802
+
+/* Interbus Master 16 Bit */
+#define CFG_CS6_START CFG_IB_MASTER
+#define CFG_CS6_SIZE 0x00010000
+#define CFG_CS6_CFG 0x00FF3500
+
+/* Interbus EPLD 8 Bit */
+#define CFG_CS7_START CFG_IB_EPLD
+#define CFG_CS7_SIZE 0x00010000
+#define CFG_CS7_CFG 0x00081800
+
+#define CFG_CS_BURST 0x00000000
+#define CFG_CS_DEADCYCLE 0x33333333
+
+/*-----------------------------------------------------------------------
+ * IDE/ATA stuff Supports IDE harddisk
+ *-----------------------------------------------------------------------
+ */
+
+#undef CONFIG_IDE_8xx_PCCARD /* Use IDE with PC Card Adapter */
+
+#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
+#undef CONFIG_IDE_LED /* LED for ide not supported */
+
+#define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
+#define CFG_IDE_MAXDEVICE 2 /* max. 2 drives per IDE bus */
+
+#define CONFIG_IDE_PREINIT 1
+/* #define CONFIG_IDE_RESET 1 beispile siehe tqm5200.c */
+
+#define CFG_ATA_IDE0_OFFSET 0x0000
+
+#define CFG_ATA_BASE_ADDR MPC5XXX_ATA
+
+/* Offset for data I/O */
+#define CFG_ATA_DATA_OFFSET (0x0060)
+
+/* Offset for normal register accesses */
+#define CFG_ATA_REG_OFFSET (CFG_ATA_DATA_OFFSET)
+
+/* Offset for alternate registers */
+#define CFG_ATA_ALT_OFFSET (0x005C)
+
+/* Interval between registers */
+#define CFG_ATA_STRIDE 4
+
+#define CONFIG_ATAPI 1
+
+/*---------------------------------------------------------------------*/
+/* Display addresses */
+/*---------------------------------------------------------------------*/
+#define CFG_DISP_CHR_RAM (CFG_DISPLAY_BASE + 0x38)
+#define CFG_DISP_CWORD (CFG_DISPLAY_BASE + 0x30)
+
+#endif /* __CONFIG_H */
diff --git a/include/dtt.h b/include/dtt.h
index a17aa67..842a761 100644
--- a/include/dtt.h
+++ b/include/dtt.h
@@ -29,6 +29,7 @@
#if defined(CONFIG_DTT_LM75) || \
defined(CONFIG_DTT_DS1621) || \
+ defined(CONFIG_DTT_LM81) || \
defined(CONFIG_DTT_ADM1021)
#define CONFIG_DTT /* We have a DTT */
@@ -58,6 +59,14 @@ extern int dtt_get_temp(int sensor);
#define DTT_TEMP_SET 0x3
#endif
+#if defined(CONFIG_DTT_LM81)
+#define DTT_READ_TEMP 0x27
+#define DTT_CONFIG_TEMP 0x4b
+#define DTT_TEMP_MAX 0x39
+#define DTT_TEMP_HYST 0x3a
+#define DTT_CONFIG 0x40
+#endif
+
#if defined(CONFIG_DTT_DS1621)
#define DTT_READ_TEMP 0xAA
#define DTT_READ_COUNTER 0xA8