ARM: Add Calxeda Highbank platform
authorRob Herring <rob.herring@calxeda.com>
Mon, 24 Oct 2011 08:50:20 +0000 (08:50 +0000)
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>
Thu, 27 Oct 2011 19:56:37 +0000 (21:56 +0200)
Add basic support for Calxeda Highbank platform. Only minimal support with
serial and SATA are included.

Signed-off-by: Jason Hobbs <jason.hobbs@calxeda.com>
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
MAINTAINERS
arch/arm/cpu/armv7/highbank/Makefile [new file with mode: 0644]
arch/arm/cpu/armv7/highbank/timer.c [new file with mode: 0644]
board/highbank/Makefile [new file with mode: 0644]
board/highbank/highbank.c [new file with mode: 0644]
boards.cfg
include/configs/highbank.h [new file with mode: 0644]

index f2fdb6e..576fea8 100644 (file)
@@ -219,6 +219,10 @@ Wolfgang Grandegger <wg@denx.de>
        IPHASE4539      MPC8260
        SCM             MPC8260
 
+Rob Herring <rob.herring@calxeda.com>
+
+       highbank        highbank
+
 Klaus Heydeck <heydeck@kieback-peter.de>
 
        KUP4K           MPC855
diff --git a/arch/arm/cpu/armv7/highbank/Makefile b/arch/arm/cpu/armv7/highbank/Makefile
new file mode 100644 (file)
index 0000000..76faeb0
--- /dev/null
@@ -0,0 +1,46 @@
+#
+# (C) Copyright 2000-2006
+# 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    = $(obj)lib$(SOC).o
+
+COBJS  := timer.o
+SOBJS  :=
+
+SRCS   := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS   := $(addprefix $(obj),$(COBJS) $(SOBJS))
+
+all:   $(obj).depend $(LIB)
+
+$(LIB):        $(OBJS)
+       $(call cmd_link_o_target, $(OBJS))
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/arch/arm/cpu/armv7/highbank/timer.c b/arch/arm/cpu/armv7/highbank/timer.c
new file mode 100644 (file)
index 0000000..d8a0288
--- /dev/null
@@ -0,0 +1,123 @@
+/*
+ * Copyright 2010-2011 Calxeda, Inc.
+ *
+ * Based on arm926ejs/mx27/timer.c
+ *
+ * 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 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <common.h>
+#include <div64.h>
+#include <linux/types.h>        /* for size_t */
+#include <linux/stddef.h>       /* for NULL */
+#include <asm/io.h>
+#include <asm/arch-armv7/systimer.h>
+
+#undef SYSTIMER_BASE
+#define SYSTIMER_BASE          0xFFF34000      /* Timer 0 and 1 base   */
+#define SYSTIMER_RATE          150000000
+
+static ulong timestamp;
+static ulong lastinc;
+static struct systimer *systimer_base = (struct systimer *)SYSTIMER_BASE;
+
+/*
+ * Start the timer
+ */
+int timer_init(void)
+{
+       /*
+        * Setup timer0
+        */
+       writel(SYSTIMER_RELOAD, &systimer_base->timer0load);
+       writel(SYSTIMER_RELOAD, &systimer_base->timer0value);
+       writel(SYSTIMER_EN | SYSTIMER_32BIT, &systimer_base->timer0control);
+
+       reset_timer_masked();
+
+       return 0;
+
+}
+
+#define TICK_PER_TIME  ((SYSTIMER_RATE + CONFIG_SYS_HZ / 2) / CONFIG_SYS_HZ)
+#define NS_PER_TICK    (1000000000 / SYSTIMER_RATE)
+
+static inline unsigned long long tick_to_time(unsigned long long tick)
+{
+       do_div(tick, TICK_PER_TIME);
+       return tick;
+}
+
+static inline unsigned long long time_to_tick(unsigned long long time)
+{
+       return time * TICK_PER_TIME;
+}
+
+static inline unsigned long long us_to_tick(unsigned long long us)
+{
+       unsigned long long tick = us << 16;
+       tick += NS_PER_TICK - 1;
+       do_div(tick, NS_PER_TICK);
+       return tick >> 16;
+}
+
+unsigned long long get_ticks(void)
+{
+       ulong now = ~readl(&systimer_base->timer0value);
+
+       if (now >= lastinc)     /* normal mode (non roll) */
+               /* move stamp forward with absolut diff ticks */
+               timestamp += (now - lastinc);
+       else                    /* we have rollover of incrementer */
+               timestamp += (0xFFFFFFFF - lastinc) + now;
+       lastinc = now;
+       return timestamp;
+}
+
+/*
+ * Delay x useconds AND preserve advance timstamp value
+ *     assumes timer is ticking at 1 msec
+ */
+void __udelay(ulong usec)
+{
+       unsigned long long tmp;
+       ulong tmo;
+
+       tmo = us_to_tick(usec);
+       tmp = get_ticks() + tmo;        /* get current timestamp */
+
+       while (get_ticks() < tmp)       /* loop till event */
+                /*NOP*/;
+}
+
+ulong get_timer(ulong base)
+{
+       return get_timer_masked() - base;
+}
+
+void reset_timer_masked(void)
+{
+       lastinc = ~readl(&systimer_base->timer0value);
+       timestamp = 0;
+}
+
+void reset_timer(void)
+{
+       reset_timer_masked();
+}
+
+ulong get_timer_masked(void)
+{
+       return tick_to_time(get_ticks());
+}
diff --git a/board/highbank/Makefile b/board/highbank/Makefile
new file mode 100644 (file)
index 0000000..d5b8362
--- /dev/null
@@ -0,0 +1,49 @@
+#
+# (C) Copyright 2000-2006
+# 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).o
+
+COBJS  := highbank.o
+
+SRCS   := $(COBJS:.o=.c)
+OBJS   := $(addprefix $(obj),$(COBJS))
+
+$(LIB):        $(obj).depend $(OBJS)
+       $(call cmd_link_o_target, $(OBJS))
+
+clean:
+       rm -f $(OBJS)
+
+distclean:     clean
+       rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/highbank/highbank.c b/board/highbank/highbank.c
new file mode 100644 (file)
index 0000000..8db8a2b
--- /dev/null
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2010-2011 Calxeda, Inc.
+ *
+ * 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 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <common.h>
+#include <ahci.h>
+#include <scsi.h>
+
+#include <asm/sizes.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/*
+ * Miscellaneous platform dependent initialisations
+ */
+int board_init(void)
+{
+       icache_enable();
+
+       return 0;
+}
+
+int misc_init_r(void)
+{
+       ahci_init(0xffe08000);
+       scsi_scan(1);
+       return 0;
+}
+
+int dram_init(void)
+{
+       gd->ram_size = SZ_512M;
+       return 0;
+}
+
+void dram_init_banksize(void)
+{
+       gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
+       gd->bd->bi_dram[0].size =  PHYS_SDRAM_1_SIZE;
+}
+
+void reset_cpu(ulong addr)
+{
+}
index 4162172..604becf 100644 (file)
@@ -161,6 +161,7 @@ dkb                      arm         arm926ejs   -                   Marvell        pantheon
 integratorap_cm946es         arm         arm946es    integrator          armltd         -               integratorap
 integratorcp_cm946es         arm         arm946es    integrator          armltd         -               integratorcp
 ca9x4_ct_vxp                 arm         armv7       vexpress            armltd
+highbank                     arm         armv7       highbank            -              highbank
 am335x_evm                   arm         armv7       am335x              ti             am33xx
 efikamx                      arm         armv7       efikamx             -              mx5            efikamx:MACH_TYPE=MACH_TYPE_MX51_EFIKAMX,IMX_CONFIG=board/efikamx/imximage_mx.cfg
 efikasb                      arm         armv7       efikamx             -              mx5            efikamx:MACH_TYPE=MACH_TYPE_MX51_EFIKASB,IMX_CONFIG=board/efikamx/imximage_sb.cfg
diff --git a/include/configs/highbank.h b/include/configs/highbank.h
new file mode 100644 (file)
index 0000000..9c85788
--- /dev/null
@@ -0,0 +1,113 @@
+/*
+ * Copyright 2010-2011 Calxeda, Inc.
+ *
+ * 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 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CONFIG_L2_OFF
+
+#define CONFIG_SYS_NO_FLASH
+#define CFG_HZ                         1000
+#define CONFIG_SYS_HZ                  CFG_HZ
+
+#define CONFIG_OF_LIBFDT
+#define CONFIG_FIT
+#define CONFIG_SYS_BOOTMAPSZ           (16 << 20)
+
+/*
+ * Size of malloc() pool
+ */
+#define CONFIG_SYS_MALLOC_LEN          (512 * 1024)
+
+#define CONFIG_PL011_SERIAL
+#define CONFIG_PL011_CLOCK             150000000
+#define CONFIG_PL01x_PORTS             { (void *)(0xFFF36000) }
+#define CONFIG_CONS_INDEX              0
+
+#define CONFIG_BAUDRATE                        38400
+#define CONFIG_SYS_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }
+
+#define CONFIG_MISC_INIT_R
+#define CONFIG_SCSI_AHCI
+#define CONFIG_SCSI_AHCI_PLAT
+#define CONFIG_SYS_SCSI_MAX_SCSI_ID    5
+#define CONFIG_SYS_SCSI_MAX_LUN                1
+#define CONFIG_SYS_SCSI_MAX_DEVICE     (CONFIG_SYS_SCSI_MAX_SCSI_ID * \
+                                       CONFIG_SYS_SCSI_MAX_LUN)
+
+#define CONFIG_DOS_PARTITION
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+#undef CONFIG_CMD_NET
+#undef CONFIG_CMD_NFS
+
+#define CONFIG_CMD_BDI
+#define CONFIG_CMD_ELF
+#define CONFIG_CMD_MEMORY
+#define CONFIG_CMD_LOADS
+#define CONFIG_CMD_SCSI
+#define CONFIG_CMD_EXT2
+
+#define CONFIG_BOOTDELAY               2
+/*
+ * Miscellaneous configurable options
+ */
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_AUTO_COMPLETE
+#define CONFIG_SYS_LONGHELP            /* undef to save memory          */
+#define CONFIG_SYS_CBSIZE              256     /* Console I/O Buffer Size */
+#define CONFIG_SYS_MAXARGS             16      /* max number of cmd args */
+#define CONFIG_SYS_BARGSIZE            CONFIG_SYS_CBSIZE
+#define CONFIG_SYS_PROMPT              "Highbank #"
+/* Print Buffer Size */
+#define CONFIG_SYS_PBSIZE              (CONFIG_SYS_CBSIZE + \
+                                        sizeof(CONFIG_SYS_PROMPT)+16)
+
+#define CONFIG_SYS_LOAD_ADDR           0x800000
+
+/*-----------------------------------------------------------------------
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKSIZE               (128*1024)      /* regular stack */
+#ifdef CONFIG_USE_IRQ
+#define CONFIG_STACKSIZE_IRQ           (4*1024)        /* IRQ stack */
+#define CONFIG_STACKSIZE_FIQ           (4*1024)        /* FIQ stack */
+#endif
+
+/*-----------------------------------------------------------------------
+ * Physical Memory Map
+ */
+#define CONFIG_NR_DRAM_BANKS           1
+#define PHYS_SDRAM_1_SIZE              (4089 << 20)
+#define CONFIG_SYS_MEMTEST_START       0x100000
+#define CONFIG_SYS_MEMTEST_END         (PHYS_SDRAM_1_SIZE - 0x100000)
+
+/* Room required on the stack for the environment data */
+#define CONFIG_ENV_SIZE                        0x2000
+#define CONFIG_ENV_IS_NOWHERE
+
+#define CONFIG_SYS_SDRAM_BASE          0x00000000
+#define CONFIG_SYS_TEXT_BASE           0x00001000
+#define CONFIG_SYS_INIT_SP_ADDR                0x01000000
+#define CONFIG_SKIP_LOWLEVEL_INIT
+
+#endif