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authorHeiko Schocher <hs@denx.de>2009-03-12 07:37:28 +0100
committerWolfgang Denk <wd@denx.de>2009-03-18 20:50:04 +0100
commitd044954fe2a7e7a3dd104eb9c9d2104e38da2911 (patch)
treeeea54054af261def3be4ea0556683ee2bf0e8fc4 /board/keymile/km8xx
parent18b2f35bde1672e074a3d5048383cb56fda745cb (diff)
downloadtalos-obmc-uboot-d044954fe2a7e7a3dd104eb9c9d2104e38da2911.tar.gz
talos-obmc-uboot-d044954fe2a7e7a3dd104eb9c9d2104e38da2911.zip
8xx, mgsuvd: rename board to a more generic name
renaming the "mgsuvd" board port into "km8xx", because there come more similar boards from keymile. Compiling the mgsuvd board with "make mgsuvd_config" remains. Signed-off-by: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'board/keymile/km8xx')
-rw-r--r--board/keymile/km8xx/Makefile48
-rw-r--r--board/keymile/km8xx/config.mk28
-rw-r--r--board/keymile/km8xx/km8xx.c213
-rw-r--r--board/keymile/km8xx/km8xx_hdlc_enet.c278
-rw-r--r--board/keymile/km8xx/u-boot.lds144
5 files changed, 711 insertions, 0 deletions
diff --git a/board/keymile/km8xx/Makefile b/board/keymile/km8xx/Makefile
new file mode 100644
index 0000000000..a6f32415aa
--- /dev/null
+++ b/board/keymile/km8xx/Makefile
@@ -0,0 +1,48 @@
+#
+# (C) Copyright 2007
+# 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
+#
+
+include $(TOPDIR)/config.mk
+ifneq ($(OBJTREE),$(SRCTREE))
+$(shell mkdir -p $(obj)../common)
+endif
+
+LIB = $(obj)lib$(BOARD).a
+
+COBJS = $(BOARD).o ../common/common.o ../common/keymile_hdlc_enet.o \
+ km8xx_hdlc_enet.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/keymile/km8xx/config.mk b/board/keymile/km8xx/config.mk
new file mode 100644
index 0000000000..8625cea568
--- /dev/null
+++ b/board/keymile/km8xx/config.mk
@@ -0,0 +1,28 @@
+#
+# (C) Copyright 2007
+# 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
+#
+
+#
+# mgsvud boards
+#
+
+TEXT_BASE = 0xf0000000
diff --git a/board/keymile/km8xx/km8xx.c b/board/keymile/km8xx/km8xx.c
new file mode 100644
index 0000000000..e7bfa31250
--- /dev/null
+++ b/board/keymile/km8xx/km8xx.c
@@ -0,0 +1,213 @@
+/*
+ * (C) Copyright 2007
+ * 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
+ */
+#include <common.h>
+#include <mpc8xx.h>
+#include <net.h>
+#include <asm/io.h>
+
+#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
+#include <libfdt.h>
+#endif
+
+#include "../common/common.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+const uint sdram_table[] =
+{
+ 0x0f07fc04, 0x0ffffc04, 0x00bdfc04, 0x0ff77c00,
+ 0x1ffffc05, 0xfffffc04, 0xfffffc04, 0xfffffc04,
+ /* 0x08 Burst Read */
+ 0x0f07fc04, 0x0ffffc04, 0x00bdfc04, 0x00fffc00,
+ 0x00fffc00, 0x00fffc00, 0x0ff77c00, 0x1ffffc05,
+ /* 0x10 Load mode register */
+ 0x0ffffc34, 0x0ff57c04, 0x0ffffc04, 0x1ffffc05,
+ 0xfffffc04, 0xfffffc04, 0xfffffc04, 0xfffffc04,
+ /* 0x18 Single Write */
+ 0x0f07fc04, 0x0ffffc00, 0x00bd7c04, 0x0ffffc04,
+ 0x0ff77c04, 0x1ffffc05, 0xfffffc04, 0xfffffc04,
+ /* 0x20 Burst Write */
+ 0x0f07fc04, 0x0ffffc00, 0x00bd7c00, 0x00fffc00,
+ 0x00fffc00, 0x00fffc04, 0x0ffffc04, 0x0ff77c04,
+ 0x1ffffc05, 0xfffffc04, 0xfffffc04, 0xfffffc04,
+ 0xfffffc04, 0xfffffc04, 0xfffffc04, 0xfffffc04,
+ /* 0x30 Precharge all and Refresh */
+ 0x0ff77c04, 0x0ffffc04, 0x0ff5fc84, 0x0ffffc04,
+ 0x0ffffc04, 0x0ffffc84, 0x1ffffc05, 0xfffffc04,
+ 0xfffffc04, 0xfffffc04, 0xfffffc04, 0xfffffc04,
+ /* 0x3C Exception */
+ 0x7ffffc04, 0xfffffc07, 0xfffffc04, 0xfffffc04,
+};
+
+int checkboard (void)
+{
+ puts ("Board: Keymile mgsuvd");
+ if (ethernet_present ())
+ puts (" with PIGGY.");
+ puts ("\n");
+ return (0);
+}
+
+phys_size_t initdram (int board_type)
+{
+ volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
+ long int size;
+
+ upmconfig (UPMB, (uint *) sdram_table,
+ sizeof (sdram_table) / sizeof (uint));
+
+ /*
+ * Preliminary prescaler for refresh (depends on number of
+ * banks): This value is selected for four cycles every 62.4 us
+ * with two SDRAM banks or four cycles every 31.2 us with one
+ * bank. It will be adjusted after memory sizing.
+ */
+ memctl->memc_mptpr = CONFIG_SYS_MPTPR;
+
+ /*
+ * The following value is used as an address (i.e. opcode) for
+ * the LOAD MODE REGISTER COMMAND during SDRAM initialisation. If
+ * the port size is 32bit the SDRAM does NOT "see" the lower two
+ * address lines, i.e. mar=0x00000088 -> opcode=0x00000022 for
+ * MICRON SDRAMs:
+ * -> 0 00 010 0 010
+ * | | | | +- Burst Length = 4
+ * | | | +----- Burst Type = Sequential
+ * | | +------- CAS Latency = 2
+ * | +----------- Operating Mode = Standard
+ * +-------------- Write Burst Mode = Programmed Burst Length
+ */
+ memctl->memc_mar = CONFIG_SYS_MAR;
+
+ /*
+ * Map controller banks 1 to the SDRAM banks 1 at
+ * preliminary addresses - these have to be modified after the
+ * SDRAM size has been determined.
+ */
+ memctl->memc_or1 = CONFIG_SYS_OR1_PRELIM;
+ memctl->memc_br1 = CONFIG_SYS_BR1_PRELIM;
+
+ memctl->memc_mbmr = CONFIG_SYS_MBMR & (~(MBMR_PTBE)); /* no refresh yet */
+
+ udelay (200);
+
+ /* perform SDRAM initializsation sequence */
+
+ memctl->memc_mcr = 0x80802830; /* SDRAM bank 0 */
+ udelay (1);
+ memctl->memc_mcr = 0x80802110; /* SDRAM bank 0 - execute twice */
+ udelay (1);
+
+ memctl->memc_mbmr |= MBMR_PTBE; /* enable refresh */
+
+ udelay (1000);
+
+ /*
+ * Check Bank 0 Memory Size for re-configuration
+ *
+ */
+ size = get_ram_size(SDRAM_BASE1_PRELIM, SDRAM_MAX_SIZE);
+
+ udelay (1000);
+
+ debug ("SDRAM Bank 0: %ld MB\n", size >> 20);
+
+ return (size);
+}
+
+/*
+ * Early board initalization.
+ */
+int board_early_init_r(void)
+{
+ /* setup the UPIOx */
+ out_8((u8 *)(CONFIG_SYS_PIGGY_BASE + 0x02), 0xc0);
+ out_8((u8 *)(CONFIG_SYS_PIGGY_BASE + 0x03), 0x35);
+ return 0;
+}
+
+int hush_init_var (void)
+{
+ ivm_read_eeprom ();
+ return 0;
+}
+
+#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
+extern int fdt_set_node_and_value (void *blob,
+ char *nodename,
+ char *regname,
+ void *var,
+ int size);
+
+/*
+ * update "memory" property in the blob
+ */
+void ft_blob_update (void *blob, bd_t *bd)
+{
+ ulong brg_data[1] = {0};
+ ulong memory_data[2] = {0};
+ ulong flash_data[4] = {0};
+ ulong flash_reg[3] = {0};
+
+ memory_data[0] = cpu_to_be32 (bd->bi_memstart);
+ memory_data[1] = cpu_to_be32 (bd->bi_memsize);
+ fdt_set_node_and_value (blob, "/memory", "reg", memory_data,
+ sizeof (memory_data));
+
+ flash_data[2] = cpu_to_be32 (bd->bi_flashstart);
+ flash_data[3] = cpu_to_be32 (bd->bi_flashsize);
+ fdt_set_node_and_value (blob, "/localbus", "ranges", flash_data,
+ sizeof (flash_data));
+
+ flash_reg[2] = cpu_to_be32 (bd->bi_flashsize);
+ fdt_set_node_and_value (blob, "/localbus/flash@0,0", "reg", flash_reg,
+ sizeof (flash_reg));
+
+ /* BRG */
+ brg_data[0] = cpu_to_be32 (bd->bi_busfreq);
+ fdt_set_node_and_value (blob, "/soc/cpm", "brg-frequency", brg_data,
+ sizeof (brg_data));
+
+ /* MAC adr */
+ fdt_set_node_and_value (blob, "/soc/cpm/ethernet", "mac-address",
+ bd->bi_enetaddr, sizeof (u8) * 6);
+}
+
+void ft_board_setup(void *blob, bd_t *bd)
+{
+ ft_cpu_setup (blob, bd);
+ ft_blob_update (blob, bd);
+}
+#endif /* defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) */
+
+int i2c_soft_read_pin (void)
+{
+ int val;
+
+ *(unsigned short *)(I2C_BASE_DIR) &= ~SDA_CONF;
+ udelay(1);
+ val = *(unsigned char *)(I2C_BASE_PORT);
+
+ return ((val & SDA_BIT) == SDA_BIT);
+}
diff --git a/board/keymile/km8xx/km8xx_hdlc_enet.c b/board/keymile/km8xx/km8xx_hdlc_enet.c
new file mode 100644
index 0000000000..9b93131f0c
--- /dev/null
+++ b/board/keymile/km8xx/km8xx_hdlc_enet.c
@@ -0,0 +1,278 @@
+/*
+ * (C) Copyright 2008
+ * Gary Jennejohn, DENX Software Engineering GmbH, garyj@denx.de.
+ *
+ * Based in part on cpu/mpc8xx/scc.c.
+ *
+ * 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> /* commproc.h is included here */
+#include <malloc.h>
+#include <net.h>
+
+#ifdef CONFIG_KEYMILE_HDLC_ENET
+
+#include "../common/keymile_hdlc_enet.h"
+
+char keymile_slot; /* our slot number in the backplane */
+
+/*
+ * Since, except during initialization, ethact is always HDLC ETHERNET
+ * while we're in the driver, just use serial_printf() everywhere for
+ * output. This avoids possible conflicts when netconsole is being
+ * used.
+ */
+#define dprintf(fmt, args...) serial_printf(fmt, ##args)
+
+static int already_inited;
+
+/*
+ * SCC Ethernet Tx and Rx buffer descriptors allocated at the
+ * immr->udata_bd address on Dual-Port RAM
+ * Provide for Double Buffering
+ */
+typedef volatile struct CommonBufferDescriptor {
+ cbd_t txbd; /* Tx BD */
+ cbd_t rxbd[HDLC_PKTBUFSRX]; /* Rx BD */
+} RTXBD;
+
+static RTXBD *rtx;
+
+int keymile_hdlc_enet_init(struct eth_device *, bd_t *);
+void keymile_hdlc_enet_halt(struct eth_device *);
+extern void keymile_hdlc_enet_init_bds(RTXBD *);
+extern void initCachedNumbers(int);
+
+/* Use SCC4 */
+#define MGS_CPM_CR_HDLC CPM_CR_CH_SCC4
+#define MGS_PROFF_HDLC PROFF_SCC4
+#define MGS_SCC_HDLC 3 /* Index, not number! */
+
+int keymile_hdlc_enet_init(struct eth_device *dev, bd_t *bis)
+{
+ /* int i; */
+ /* volatile cbd_t *bdp; */
+ volatile cpm8xx_t *cp;
+ volatile scc_t *sccp;
+ volatile hdlc_pram_t *hpr;
+ volatile iop8xx_t *iop;
+
+ if (already_inited)
+ return 0;
+
+ cp = (cpm8xx_t *)&(((volatile immap_t *)CONFIG_SYS_IMMR)->im_cpm);
+ hpr = (hdlc_pram_t *)(&cp->cp_dparam[MGS_PROFF_HDLC]);
+ sccp = (volatile scc_t *)(&cp->cp_scc[MGS_SCC_HDLC]);
+ iop = (iop8xx_t *)&(((volatile immap_t *)CONFIG_SYS_IMMR)->im_ioport);
+
+ /*
+ * Disable receive and transmit just in case.
+ */
+ sccp->scc_gsmrl &= ~(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
+
+#ifndef CONFIG_SYS_ALLOC_DPRAM
+#error "CONFIG_SYS_ALLOC_DPRAM must be defined"
+#else
+ /*
+ * Avoid exhausting DPRAM, which would cause a panic.
+ * Actually this isn't really necessary, but leave it here
+ * for safety's sake.
+ */
+ if (rtx == NULL) {
+ rtx = (RTXBD *) (cp->cp_dpmem +
+ dpram_alloc_align(sizeof(RTXBD), 8));
+ if (rtx == (RTXBD *)CPM_DP_NOSPACE)
+ return -1;
+ memset((void *)rtx, 0, sizeof(RTXBD));
+ }
+#endif /* !CONFIG_SYS_ALLOC_DPRAM */
+
+ /* We need the slot number for addressing. */
+ keymile_slot = *(char *)(CONFIG_SYS_SLOT_ID_BASE +
+ CONFIG_SYS_SLOT_ID_OFF) & CONFIG_SYS_SLOT_ID_MASK;
+ /*
+ * Be consistent with the Linux driver and set
+ * only enetaddr[0].
+ *
+ * Always add 1 to the slot number so that
+ * there are no problems with an ethaddr which
+ * is all 0s. This should be acceptable because
+ * a board should never have a slot number of 255,
+ * which is the broadcast address. The HDLC addressing
+ * uses only the slot number.
+ */
+ dev->enetaddr[0] = keymile_slot + 1;
+
+#ifdef TEST_IT
+ dprintf("slot %d\n", keymile_slot);
+#endif
+
+ /* use pa8, pa9 pins for TXD4, RXD4 respectively */
+ iop->iop_papar |= ((0x8000 >> 8) | (0x8000 >> 9));
+ iop->iop_padir &= ~((0x8000 >> 8) | (0x8000 >> 9));
+ iop->iop_paodr &= ~((0x8000 >> 8) | (0x8000 >> 9));
+
+ /* also use pa0 as CLK8 */
+ iop->iop_papar |= 0x8000;
+ iop->iop_padir &= ~0x8000;
+ iop->iop_paodr &= ~0x8000;
+
+ /* use pc5 as CTS4 */
+ iop->iop_pcpar &= ~(0x8000 >> 5);
+ iop->iop_pcdir &= ~(0x8000 >> 5);
+ iop->iop_pcso |= (0x8000 >> 5);
+
+ /*
+ * SI clock routing
+ * use CLK8
+ * this also connects SCC4 to NMSI
+ */
+ cp->cp_sicr = (cp->cp_sicr & ~0xff000000) | 0x3f000000;
+
+ /* keymile_rxIdx = 0; */
+
+ /*
+ * Initialize function code registers for big-endian.
+ */
+ hpr->rfcr = SCC_EB;
+ hpr->tfcr = SCC_EB;
+
+ /*
+ * Set maximum bytes per receive buffer.
+ */
+ hpr->mrblr = MAX_FRAME_LENGTH;
+
+ /* Setup CRC generator values for HDLC */
+ hpr->c_mask = 0x0000F0B8;
+ hpr->c_pres = 0x0000FFFF;
+
+ /* Initialize all error counters to 0 */
+ hpr->disfc = 0;
+ hpr->crcec = 0;
+ hpr->abtsc = 0;
+ hpr->nmarc = 0;
+ hpr->retrc = 0;
+
+ /* Set maximum frame length size */
+ hpr->mflr = MAX_FRAME_LENGTH;
+
+ /* set to 1 for per frame processing change later if needed */
+ hpr->rfthr = 1;
+
+ hpr->hmask = 0xff;
+
+ hpr->haddr2 = SET_HDLC_UUA(keymile_slot);
+ hpr->haddr3 = hpr->haddr2;
+ hpr->haddr4 = hpr->haddr2;
+ /* broadcast */
+ hpr->haddr1 = HDLC_BCAST;
+
+ hpr->rbase = (unsigned int) &rtx->rxbd[0];
+ hpr->tbase = (unsigned int) &rtx->txbd;
+
+#if 0
+ /*
+ * Initialize the buffer descriptors.
+ */
+ bdp = &rtx->txbd;
+ bdp->cbd_sc = 0;
+ bdp->cbd_bufaddr = 0;
+ bdp->cbd_sc = BD_SC_WRAP;
+
+ /*
+ * Setup RX packet buffers, aligned correctly.
+ * Borrowed from net/net.c.
+ */
+ MyRxPackets[0] = &MyPktBuf[0] + (PKTALIGN - 1);
+ MyRxPackets[0] -= (ulong)MyRxPackets[0] % PKTALIGN;
+ for (i = 1; i < HDLC_PKTBUFSRX; i++)
+ MyRxPackets[i] = MyRxPackets[0] + i * PKT_MAXBLR_SIZE;
+
+ bdp = &rtx->rxbd[0];
+ for (i = 0; i < HDLC_PKTBUFSRX; i++) {
+ bdp->cbd_sc = BD_SC_EMPTY;
+ /* Leave space at the start for INET header. */
+ bdp->cbd_bufaddr = (unsigned int)(MyRxPackets[i] +
+ INET_HDR_ALIGN);
+ bdp++;
+ }
+ bdp--;
+ bdp->cbd_sc |= BD_SC_WRAP;
+#else
+ keymile_hdlc_enet_init_bds(rtx);
+#endif
+
+ /* Let's re-initialize the channel now. We have to do it later
+ * than the manual describes because we have just now finished
+ * the BD initialization.
+ */
+ cp->cp_cpcr = mk_cr_cmd(MGS_CPM_CR_HDLC, CPM_CR_INIT_TRX) | CPM_CR_FLG;
+ while (cp->cp_cpcr & CPM_CR_FLG);
+
+ sccp->scc_gsmrl = SCC_GSMRL_MODE_HDLC;
+ /* CTSS=1 */
+ sccp->scc_gsmrh = SCC_GSMRH_CTSS;
+ /* NOF=0, RTE=1, DRT=0, BUS=1 */
+ sccp->scc_psmr = ((0x8000 >> 6) | (0x8000 >> 10));
+
+/* loopback for local testing */
+#ifdef GJTEST
+ dprintf("LOOPBACK!\n");
+ sccp->scc_gsmrl |= SCC_GSMRL_DIAG_LOOP;
+#endif
+
+ /*
+ * Disable all interrupts and clear all pending
+ * events.
+ */
+ sccp->scc_sccm = 0;
+ sccp->scc_scce = 0xffff;
+
+ /*
+ * And last, enable the transmit and receive processing.
+ */
+ sccp->scc_gsmrl |= (SCC_GSMRL_ENR | SCC_GSMRL_ENT);
+
+ dprintf("%s: HDLC ENET Version 0.3 on SCC%d\n", dev->name,
+ MGS_SCC_HDLC + 1);
+
+ /*
+ * We may not get an ARP packet because ARP was already done on
+ * a different interface, so initialize the cached values now.
+ */
+ initCachedNumbers(1);
+
+ already_inited = 1;
+
+ return 0;
+}
+
+void keymile_hdlc_enet_halt(struct eth_device *dev)
+{
+#if 0 /* just return, but keep this for reference */
+ volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+
+ /* maybe should do a graceful stop here? */
+ immr->im_cpm.cp_scc[MGS_SCC_HDLC].scc_gsmrl &=
+ ~(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
+#endif
+}
+
+#endif /* CONFIG_KEYMILE_HDLC_ENET */
diff --git a/board/keymile/km8xx/u-boot.lds b/board/keymile/km8xx/u-boot.lds
new file mode 100644
index 0000000000..5af36c97ac
--- /dev/null
+++ b/board/keymile/km8xx/u-boot.lds
@@ -0,0 +1,144 @@
+/*
+ * (C) Copyright 2000
+ * 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)
+/* 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/mpc8xx/start.o (.text)
+ cpu/mpc8xx/traps.o (.text)
+ common/dlmalloc.o (.text)
+ lib_ppc/ppcstring.o (.text)
+ lib_generic/vsprintf.o (.text)
+ lib_generic/crc32.o (.text)
+ lib_generic/zlib.o (.text)
+ lib_ppc/cache.o (.text)
+ lib_ppc/time.o (.text)
+
+ . = DEFINED(env_offset) ? env_offset : .;
+ common/env_embedded.o (.ppcenv)
+
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ }
+ _etext = .;
+ PROVIDE (etext = .);
+ .rodata :
+ {
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ *(.eh_frame)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x00FF) & 0xFFFFFF00;
+ _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(256);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(256);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss (NOLOAD) :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ . = ALIGN(4);
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}
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