[U-Boot-Users] [PATCH 3/7 v5] ARM: Add arm1176 core with S3C6400 SoC
Guennadi Liakhovetski
lg at denx.de
Tue Aug 5 15:36:47 CEST 2008
Based on the original S3C64XX port by Samsung for U-Boot 1.1.6.
Signed-off-by: Guennadi Liakhovetski <lg at denx.de>
---
cpu/arm1176/Makefile | 50 ++
cpu/arm1176/config.mk | 35 ++
cpu/arm1176/cpu.c | 189 +++++++
cpu/arm1176/s3c64xx/Makefile | 48 ++
cpu/arm1176/s3c64xx/config.mk | 34 ++
cpu/arm1176/s3c64xx/cpu_init.S | 142 +++++
cpu/arm1176/s3c64xx/interrupts.c | 280 ++++++++++
cpu/arm1176/s3c64xx/speed.c | 140 +++++
cpu/arm1176/start.S | 469 ++++++++++++++++
include/asm-arm/arch-s3c64xx/hardware.h | 63 +++
include/common.h | 3 +-
include/s3c6400.h | 884 +++++++++++++++++++++++++++++++
include/s3c64x0.h | 92 ++++
13 files changed, 2428 insertions(+), 1 deletions(-)
create mode 100644 cpu/arm1176/Makefile
create mode 100644 cpu/arm1176/config.mk
create mode 100644 cpu/arm1176/cpu.c
create mode 100644 cpu/arm1176/s3c64xx/Makefile
create mode 100644 cpu/arm1176/s3c64xx/config.mk
create mode 100644 cpu/arm1176/s3c64xx/cpu_init.S
create mode 100644 cpu/arm1176/s3c64xx/interrupts.c
create mode 100644 cpu/arm1176/s3c64xx/speed.c
create mode 100644 cpu/arm1176/start.S
create mode 100644 include/asm-arm/arch-s3c64xx/hardware.h
create mode 100644 include/s3c6400.h
create mode 100644 include/s3c64x0.h
diff --git a/cpu/arm1176/Makefile b/cpu/arm1176/Makefile
new file mode 100644
index 0000000..1ca9199
--- /dev/null
+++ b/cpu/arm1176/Makefile
@@ -0,0 +1,50 @@
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd at denx.de.
+#
+# (C) Copyright 2008
+# Guennadi Liakhovetki, DENX Software Engineering, <lg at 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 = $(obj)lib$(CPU).a
+
+START = start.o
+COBJS = cpu.o
+
+SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS) $(SOBJS))
+START := $(addprefix $(obj),$(START))
+
+all: $(obj).depend $(START) $(LIB)
+
+$(LIB): $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/cpu/arm1176/config.mk b/cpu/arm1176/config.mk
new file mode 100644
index 0000000..5083594
--- /dev/null
+++ b/cpu/arm1176/config.mk
@@ -0,0 +1,35 @@
+#
+# (C) Copyright 2002
+# Gary Jennejohn, DENX Software Engineering, <gj at denx.de>
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+PLATFORM_RELFLAGS += -fno-strict-aliasing -fno-common -ffixed-r8 \
+ -msoft-float
+
+# Make ARMv5 to allow more compilers to work, even though its v6.
+PLATFORM_CPPFLAGS += -march=armv5t
+# =========================================================================
+#
+# Supply options according to compiler version
+#
+# =========================================================================
+PLATFORM_CPPFLAGS +=$(call cc-option,-mapcs-32,-mabi=apcs-gnu)
+PLATFORM_CPPFLAGS +=$(call cc-option,-mno-thumb-interwork,)
+PLATFORM_RELFLAGS +=$(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,))
diff --git a/cpu/arm1176/cpu.c b/cpu/arm1176/cpu.c
new file mode 100644
index 0000000..a0a9268
--- /dev/null
+++ b/cpu/arm1176/cpu.c
@@ -0,0 +1,189 @@
+/*
+ * (C) Copyright 2004 Texas Insturments
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger at sysgo.de>
+ *
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <gj at 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
+ */
+
+/*
+ * CPU specific code
+ */
+
+#include <common.h>
+#include <command.h>
+#include <s3c6400.h>
+
+static void cache_flush (void);
+
+/* read co-processor 15, register #1 (control register) */
+static unsigned long read_p15_c1 (void)
+{
+ unsigned long value;
+
+ __asm__ __volatile__(
+ "mrc p15, 0, %0, c1, c0, 0 @ read control reg\n"
+ : "=r" (value)
+ :
+ : "memory");
+ return value;
+}
+
+/* write to co-processor 15, register #1 (control register) */
+static void write_p15_c1 (unsigned long value)
+{
+ __asm__ __volatile__(
+ "mcr p15, 0, %0, c1, c0, 0 @ write it back\n"
+ :
+ : "r" (value)
+ : "memory");
+
+ read_p15_c1();
+}
+
+static void cp_delay (void)
+{
+ volatile int i;
+
+ /* Many OMAP regs need at least 2 nops */
+ for (i = 0; i < 100; i++)
+ __asm__ __volatile__("nop\n");
+}
+
+/* See also ARM Ref. Man. */
+#define C1_MMU (1 << 0) /* mmu off/on */
+#define C1_ALIGN (1 << 1) /* alignment faults off/on */
+#define C1_DC (1 << 2) /* dcache off/on */
+#define C1_WB (1 << 3) /* merging write buffer on/off */
+#define C1_BIG_ENDIAN (1 << 7) /* big endian off/on */
+#define C1_SYS_PROT (1 << 8) /* system protection */
+#define C1_ROM_PROT (1 << 9) /* ROM protection */
+#define C1_IC (1 << 12) /* icache off/on */
+#define C1_HIGH_VECTORS (1 << 13) /* location of vectors: low/high */
+#define RESERVED_1 (0xf << 3) /* must be 111b for R/W */
+
+int cpu_init (void)
+{
+ return 0;
+}
+
+int cleanup_before_linux (void)
+{
+ /*
+ * this function is called just before we call linux
+ * it prepares the processor for linux
+ *
+ * we turn off caches etc ...
+ */
+
+ disable_interrupts ();
+
+ /* turn off I/D-cache */
+ icache_disable();
+ dcache_disable();
+ cache_flush();
+
+ return 0;
+}
+
+
+/* * reset the cpu by setting up the watchdog timer and let him time out */
+void reset_cpu (ulong ignored)
+{
+ printf("reset... \n\n\n");
+ SW_RST_REG = 0x6400;
+ /* loop forever and wait for reset to happen */
+ while (1) {
+ if (serial_tstc()) {
+ serial_getc();
+ break;
+ }
+ }
+ /*NOTREACHED*/
+}
+
+int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ disable_interrupts ();
+ reset_cpu (0);
+ /*NOTREACHED*/
+ return 0;
+}
+
+void icache_enable (void)
+{
+ ulong reg;
+
+ reg = read_p15_c1 (); /* get control reg. */
+ cp_delay ();
+ write_p15_c1 (reg | C1_IC);
+}
+
+void icache_disable (void)
+{
+ ulong reg;
+
+ reg = read_p15_c1 ();
+ cp_delay ();
+ write_p15_c1 (reg & ~C1_IC);
+}
+
+int icache_status (void)
+{
+ return (read_p15_c1 () & C1_IC) != 0;
+}
+
+/* It makes no sense to use the dcache if the MMU is not enabled */
+void dcache_enable (void)
+{
+ ulong reg;
+
+ reg = read_p15_c1 ();
+ cp_delay ();
+ write_p15_c1 (reg | C1_DC);
+}
+
+void dcache_disable (void)
+{
+ ulong reg;
+
+ reg = read_p15_c1 ();
+ cp_delay ();
+ reg &= ~C1_DC;
+ write_p15_c1 (reg);
+}
+
+int dcache_status (void)
+{
+ return (read_p15_c1 () & C1_DC) != 0;
+}
+
+/* flush I/D-cache */
+static void cache_flush (void)
+{
+ /* invalidate both caches and flush btb */
+ asm ("mcr p15, 0, %0, c7, c7, 0": :"r" (0));
+ /* mem barrier to sync things */
+ asm ("mcr p15, 0, %0, c7, c10, 4": :"r" (0));
+}
diff --git a/cpu/arm1176/s3c64xx/Makefile b/cpu/arm1176/s3c64xx/Makefile
new file mode 100644
index 0000000..fa4ee3f
--- /dev/null
+++ b/cpu/arm1176/s3c64xx/Makefile
@@ -0,0 +1,48 @@
+#
+# (C) Copyright 2000-2003
+# Wolfgang Denk, DENX Software Engineering, wd at denx.de.
+#
+# (C) Copyright 2008
+# Guennadi Liakhovetki, DENX Software Engineering, <lg at 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).a
+
+COBJS-y = interrupts.o
+COBJS-$(CONFIG_S3C6400) += cpu_init.o speed.o
+
+OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS-y))
+
+all: $(obj).depend $(START) $(LIB)
+
+$(LIB): $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/cpu/arm1176/s3c64xx/config.mk b/cpu/arm1176/s3c64xx/config.mk
new file mode 100644
index 0000000..204e880
--- /dev/null
+++ b/cpu/arm1176/s3c64xx/config.mk
@@ -0,0 +1,34 @@
+#
+# (C) Copyright 2002
+# Gary Jennejohn, DENX Software Engineering, <gj at denx.de>
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+PLATFORM_RELFLAGS += -fno-strict-aliasing -fno-common -ffixed-r8 \
+ -msoft-float
+
+# Make ARMv5 to allow more compilers to work, even though its v6.
+PLATFORM_CPPFLAGS += -march=armv5t
+# =========================================================================
+#
+# Supply options according to compiler version
+#
+# =========================================================================
+#PLATFORM_CPPFLAGS +=$(call cc-option,-mapcs-32,-mabi=apcs-gnu)
+PLATFORM_RELFLAGS +=$(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,))
diff --git a/cpu/arm1176/s3c64xx/cpu_init.S b/cpu/arm1176/s3c64xx/cpu_init.S
new file mode 100644
index 0000000..08bda99
--- /dev/null
+++ b/cpu/arm1176/s3c64xx/cpu_init.S
@@ -0,0 +1,142 @@
+/*
+ * Originates from Samsung's u-boot 1.1.6 port to S3C6400 / SMDK6400
+ *
+ * Copyright (C) 2008
+ * Guennadi Liakhovetki, DENX Software Engineering, <lg at 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 <config.h>
+#include <s3c6400.h>
+
+ .globl mem_ctrl_asm_init
+mem_ctrl_asm_init:
+ /* Memory subsystem address 0x7e00f120 */
+ ldr r0, =ELFIN_MEM_SYS_CFG
+
+ /* Xm0CSn2 = NFCON CS0, Xm0CSn3 = NFCON CS1 */
+ mov r1, #0xd
+ str r1, [r0]
+
+ /* DMC1 base address 0x7e001000 */
+ ldr r0, =ELFIN_DMC1_BASE
+
+ ldr r1, =0x4
+ str r1, [r0, #INDEX_DMC_MEMC_CMD]
+
+ ldr r1, =DMC_DDR_REFRESH_PRD
+ str r1, [r0, #INDEX_DMC_REFRESH_PRD]
+
+ ldr r1, =DMC_DDR_CAS_LATENCY
+ str r1, [r0, #INDEX_DMC_CAS_LATENCY]
+
+ ldr r1, =DMC_DDR_t_DQSS
+ str r1, [r0, #INDEX_DMC_T_DQSS]
+
+ ldr r1, =DMC_DDR_t_MRD
+ str r1, [r0, #INDEX_DMC_T_MRD]
+
+ ldr r1, =DMC_DDR_t_RAS
+ str r1, [r0, #INDEX_DMC_T_RAS]
+
+ ldr r1, =DMC_DDR_t_RC
+ str r1, [r0, #INDEX_DMC_T_RC]
+
+ ldr r1, =DMC_DDR_t_RCD
+ ldr r2, =DMC_DDR_schedule_RCD
+ orr r1, r1, r2
+ str r1, [r0, #INDEX_DMC_T_RCD]
+
+ ldr r1, =DMC_DDR_t_RFC
+ ldr r2, =DMC_DDR_schedule_RFC
+ orr r1, r1, r2
+ str r1, [r0, #INDEX_DMC_T_RFC]
+
+ ldr r1, =DMC_DDR_t_RP
+ ldr r2, =DMC_DDR_schedule_RP
+ orr r1, r1, r2
+ str r1, [r0, #INDEX_DMC_T_RP]
+
+ ldr r1, =DMC_DDR_t_RRD
+ str r1, [r0, #INDEX_DMC_T_RRD]
+
+ ldr r1, =DMC_DDR_t_WR
+ str r1, [r0, #INDEX_DMC_T_WR]
+
+ ldr r1, =DMC_DDR_t_WTR
+ str r1, [r0, #INDEX_DMC_T_WTR]
+
+ ldr r1, =DMC_DDR_t_XP
+ str r1, [r0, #INDEX_DMC_T_XP]
+
+ ldr r1, =DMC_DDR_t_XSR
+ str r1, [r0, #INDEX_DMC_T_XSR]
+
+ ldr r1, =DMC_DDR_t_ESR
+ str r1, [r0, #INDEX_DMC_T_ESR]
+
+ ldr r1, =DMC1_MEM_CFG
+ str r1, [r0, #INDEX_DMC_MEMORY_CFG]
+
+ ldr r1, =DMC1_MEM_CFG2
+ str r1, [r0, #INDEX_DMC_MEMORY_CFG2]
+
+ ldr r1, =DMC1_CHIP0_CFG
+ str r1, [r0, #INDEX_DMC_CHIP_0_CFG]
+
+ ldr r1, =DMC_DDR_32_CFG
+ str r1, [r0, #INDEX_DMC_USER_CONFIG]
+
+ /* DMC0 DDR Chip 0 configuration direct command reg */
+ ldr r1, =DMC_NOP0
+ str r1, [r0, #INDEX_DMC_DIRECT_CMD]
+
+ /* Precharge All */
+ ldr r1, =DMC_PA0
+ str r1, [r0, #INDEX_DMC_DIRECT_CMD]
+
+ /* Auto Refresh 2 time */
+ ldr r1, =DMC_AR0
+ str r1, [r0, #INDEX_DMC_DIRECT_CMD]
+ str r1, [r0, #INDEX_DMC_DIRECT_CMD]
+
+ /* MRS */
+ ldr r1, =DMC_mDDR_EMR0
+ str r1, [r0, #INDEX_DMC_DIRECT_CMD]
+
+ /* Mode Reg */
+ ldr r1, =DMC_mDDR_MR0
+ str r1, [r0, #INDEX_DMC_DIRECT_CMD]
+
+ /* Enable DMC1 */
+ mov r1, #0x0
+ str r1, [r0, #INDEX_DMC_MEMC_CMD]
+
+check_dmc1_ready:
+ ldr r1, [r0, #INDEX_DMC_MEMC_STATUS]
+ mov r2, #0x3
+ and r1, r1, r2
+ cmp r1, #0x1
+ bne check_dmc1_ready
+ nop
+
+ mov pc, lr
+
+ .ltorg
diff --git a/cpu/arm1176/s3c64xx/interrupts.c b/cpu/arm1176/s3c64xx/interrupts.c
new file mode 100644
index 0000000..4233e8c
--- /dev/null
+++ b/cpu/arm1176/s3c64xx/interrupts.c
@@ -0,0 +1,280 @@
+/*
+ * (C) Copyright 2003
+ * Texas Instruments <www.ti.com>
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger at sysgo.de>
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Alex Zuepke <azu at sysgo.de>
+ *
+ * (C) Copyright 2002-2004
+ * Gary Jennejohn, DENX Software Engineering, <gj at denx.de>
+ *
+ * (C) Copyright 2004
+ * Philippe Robin, ARM Ltd. <philippe.robin at arm.com>
+ *
+ * (C) Copyright 2008
+ * Guennadi Liakhovetki, DENX Software Engineering, <lg at 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 <asm/proc-armv/ptrace.h>
+#include <s3c6400.h>
+
+static ulong timer_load_val;
+
+#define PRESCALER 167
+
+static s3c64xx_timers *s3c64xx_get_base_timers(void)
+{
+ return (s3c64xx_timers *)ELFIN_TIMER_BASE;
+}
+
+/* macro to read the 16 bit timer */
+static inline ulong read_timer(void)
+{
+ s3c64xx_timers *const timers = s3c64xx_get_base_timers();
+
+ return timers->TCNTO4;
+}
+
+/* Internal tick units */
+/* Last decremneter snapshot */
+static unsigned long lastdec;
+/* Monotonic incrementing timer */
+static unsigned long long timestamp;
+
+void enable_interrupts(void)
+{
+ return;
+}
+int disable_interrupts(void)
+{
+ return 0;
+}
+
+void bad_mode(void)
+{
+ panic("Resetting CPU ...\n");
+ reset_cpu(0);
+}
+
+void show_regs(struct pt_regs *regs)
+{
+ unsigned long flags;
+ const char *processor_modes[] = {
+ "USER_26", "FIQ_26", "IRQ_26", "SVC_26",
+ "UK4_26", "UK5_26", "UK6_26", "UK7_26",
+ "UK8_26", "UK9_26", "UK10_26", "UK11_26",
+ "UK12_26", "UK13_26", "UK14_26", "UK15_26",
+ "USER_32", "FIQ_32", "IRQ_32", "SVC_32",
+ "UK4_32", "UK5_32", "UK6_32", "ABT_32",
+ "UK8_32", "UK9_32", "UK10_32", "UND_32",
+ "UK12_32", "UK13_32", "UK14_32", "SYS_32",
+ };
+
+ flags = condition_codes(regs);
+
+ printf("pc : [<%08lx>] lr : [<%08lx>]\n"
+ "sp : %08lx ip : %08lx fp : %08lx\n",
+ instruction_pointer(regs), regs->ARM_lr, regs->ARM_sp,
+ regs->ARM_ip, regs->ARM_fp);
+ printf("r10: %08lx r9 : %08lx r8 : %08lx\n", regs->ARM_r10,
+ regs->ARM_r9, regs->ARM_r8);
+ printf("r7 : %08lx r6 : %08lx r5 : %08lx r4 : %08lx\n",
+ regs->ARM_r7, regs->ARM_r6, regs->ARM_r5, regs->ARM_r4);
+ printf("r3 : %08lx r2 : %08lx r1 : %08lx r0 : %08lx\n",
+ regs->ARM_r3, regs->ARM_r2, regs->ARM_r1, regs->ARM_r0);
+ printf("Flags: %c%c%c%c",
+ flags & CC_N_BIT ? 'N' : 'n',
+ flags & CC_Z_BIT ? 'Z' : 'z',
+ flags & CC_C_BIT ? 'C' : 'c', flags & CC_V_BIT ? 'V' : 'v');
+ printf(" IRQs %s FIQs %s Mode %s%s\n",
+ interrupts_enabled(regs) ? "on" : "off",
+ fast_interrupts_enabled(regs) ? "on" : "off",
+ processor_modes[processor_mode(regs)], thumb_mode(regs) ?
+ " (T)" : "");
+}
+
+void do_undefined_instruction(struct pt_regs *pt_regs)
+{
+ printf("undefined instruction\n");
+ show_regs(pt_regs);
+ bad_mode();
+}
+
+void do_software_interrupt(struct pt_regs *pt_regs)
+{
+ printf("software interrupt\n");
+ show_regs(pt_regs);
+ bad_mode();
+}
+
+void do_prefetch_abort(struct pt_regs *pt_regs)
+{
+ printf("prefetch abort\n");
+ show_regs(pt_regs);
+ bad_mode();
+}
+
+void do_data_abort(struct pt_regs *pt_regs)
+{
+ printf("data abort\n");
+ show_regs(pt_regs);
+ bad_mode();
+}
+
+void do_not_used(struct pt_regs *pt_regs)
+{
+ printf("not used\n");
+ show_regs(pt_regs);
+ bad_mode();
+}
+
+void do_fiq(struct pt_regs *pt_regs)
+{
+ printf("fast interrupt request\n");
+ show_regs(pt_regs);
+ bad_mode();
+}
+
+void do_irq(struct pt_regs *pt_regs)
+{
+ printf("interrupt request\n");
+ show_regs(pt_regs);
+ bad_mode();
+}
+
+int interrupt_init(void)
+{
+ s3c64xx_timers *const timers = s3c64xx_get_base_timers();
+
+ /* use PWM Timer 4 because it has no output */
+ /*
+ * We use the following scheme for the timer:
+ * Prescaler is hard fixed at 167, divider at 1/4.
+ * This gives at PCLK frequency 66MHz approx. 10us ticks
+ * The timer is set to wrap after 100s, at 66MHz this obviously
+ * happens after 10,000,000 ticks. A long variable can thus
+ * keep values up to 40,000s, i.e., 11 hours. This should be
+ * enough for most uses:-) Possible optimizations: select a
+ * binary-friendly frequency, e.g., 1ms / 128. Also calculate
+ * the prescaler automatically for other PCLK frequencies.
+ */
+ /* Set timer frequency to 500KHz, at 66MHz we get prescaler=132 < 255 */
+ timers->TCFG0 = PRESCALER << 8;
+ if (timer_load_val == 0) {
+ /*
+ * for 10 ms clock period @ PCLK with 4 bit divider = 1/2 and
+ * prescaler = 16. Should be 10390 @33.25MHz and 15625 @ 50 MHz
+ */
+ timer_load_val = get_PCLK() / PRESCALER * (100 / 4); /* 100s */
+ /*printf("Calculated %lu timer_load_val\n", timer_load_val);*/
+ timers->TCFG1 = (timers->TCFG1 & ~0xf0000) | 0x20000;
+ }
+
+ /* load value for 10 ms timeout */
+ lastdec = timers->TCNTB4 = timer_load_val;
+ /* auto load, manual update of Timer 4 */
+ timers->TCON = (timers->TCON & ~0x00700000) | TCON_4_AUTO |
+ TCON_4_UPDATE;
+ /* auto load, start Timer 4 */
+ timers->TCON = (timers->TCON & ~0x00700000) | TCON_4_AUTO | COUNT_4_ON;
+ timestamp = 0;
+
+ return 0;
+}
+
+/*
+ * timer without interrupts
+ */
+
+/*
+ * This function is derived from PowerPC code (read timebase as long long).
+ * On ARM it just returns the timer value.
+ */
+unsigned long long get_ticks(void)
+{
+ ulong now = read_timer();
+
+ if (lastdec >= now) {
+ /* normal mode */
+ timestamp += lastdec - now;
+ } else {
+ /* we have an overflow ... */
+ timestamp += lastdec + timer_load_val - now;
+ }
+ lastdec = now;
+
+ return timestamp;
+}
+
+/*
+ * This function is derived from PowerPC code (timebase clock frequency).
+ * On ARM it returns the number of timer ticks per second.
+ */
+ulong get_tbclk(void)
+{
+ /* We overrun in 100s */
+ return (ulong)(timer_load_val / 100);
+}
+
+void reset_timer_masked(void)
+{
+ /* reset time */
+ lastdec = read_timer();
+ timestamp = 0;
+}
+
+void reset_timer(void)
+{
+ reset_timer_masked();
+}
+
+ulong get_timer_masked(void)
+{
+ return get_ticks() / (timer_load_val / (100 * CFG_HZ));
+}
+
+ulong get_timer(ulong base)
+{
+ return get_timer_masked() - base;
+}
+
+void set_timer(ulong t)
+{
+ timestamp = t * (timer_load_val / (100 * CFG_HZ));
+}
+
+void udelay(unsigned long usec)
+{
+ unsigned long long tmp;
+ ulong tmo;
+
+ tmo = (usec + 9) / 10;
+ tmp = get_ticks() + tmo; /* get current timestamp */
+
+ while (get_ticks() < tmp)/* loop till event */
+ /*NOP*/;
+}
diff --git a/cpu/arm1176/s3c64xx/speed.c b/cpu/arm1176/s3c64xx/speed.c
new file mode 100644
index 0000000..bb54cb3
--- /dev/null
+++ b/cpu/arm1176/s3c64xx/speed.c
@@ -0,0 +1,140 @@
+/*
+ * (C) Copyright 2001-2004
+ * Wolfgang Denk, DENX Software Engineering, wd at denx.de.
+ *
+ * (C) Copyright 2002
+ * David Mueller, ELSOFT AG, d.mueller at elsoft.ch
+ *
+ * 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
+ */
+
+/*
+ * This code should work for both the S3C2400 and the S3C2410
+ * as they seem to have the same PLL and clock machinery inside.
+ * The different address mapping is handled by the s3c24xx.h files below.
+ */
+
+#include <common.h>
+#include <s3c6400.h>
+
+#define APLL 0
+#define MPLL 1
+#define EPLL 2
+
+/* ------------------------------------------------------------------------- */
+/*
+ * NOTE: This describes the proper use of this file.
+ *
+ * CONFIG_SYS_CLK_FREQ should be defined as the input frequency of the PLL.
+ *
+ * get_FCLK(), get_HCLK(), get_PCLK() and get_UCLK() return the clock of
+ * the specified bus in HZ.
+ */
+/* ------------------------------------------------------------------------- */
+
+static ulong get_PLLCLK(int pllreg)
+{
+ ulong r, m, p, s;
+
+ if (pllreg == APLL)
+ r = APLL_CON_REG;
+ else if (pllreg == MPLL)
+ r = MPLL_CON_REG;
+ else if (pllreg == EPLL)
+ r = EPLL_CON0_REG;
+ else
+ hang();
+
+ m = (r >> 16) & 0x3ff;
+ p = (r >> 8) & 0x3f;
+ s = r & 0x7;
+
+ return m * (CONFIG_SYS_CLK_FREQ / (p * (1 << s)));
+}
+
+/* return ARMCORE frequency */
+ulong get_ARMCLK(void)
+{
+ ulong div;
+
+ div = CLK_DIV0_REG;
+
+ return get_PLLCLK(APLL) / ((div & 0x7) + 1);
+}
+
+/* return FCLK frequency */
+ulong get_FCLK(void)
+{
+ return get_PLLCLK(APLL);
+}
+
+/* return HCLK frequency */
+ulong get_HCLK(void)
+{
+ ulong fclk;
+
+ uint hclkx2_div = ((CLK_DIV0_REG >> 9) & 0x7) + 1;
+ uint hclk_div = ((CLK_DIV0_REG >> 8) & 0x1) + 1;
+
+ /*
+ * Bit 7 exists on s3c6410, and not on s3c6400, it is reserved on
+ * s3c6400 and is always 0, and it is indeed running in ASYNC mode
+ */
+ if (OTHERS_REG & 0x80)
+ fclk = get_FCLK(); /* SYNC Mode */
+ else
+ fclk = get_PLLCLK(MPLL); /* ASYNC Mode */
+
+ return fclk / (hclk_div * hclkx2_div);
+}
+
+/* return PCLK frequency */
+ulong get_PCLK(void)
+{
+ ulong fclk;
+ uint hclkx2_div = ((CLK_DIV0_REG >> 9) & 0x7) + 1;
+ uint pre_div = ((CLK_DIV0_REG >> 12) & 0xf) + 1;
+
+ if (OTHERS_REG & 0x80)
+ fclk = get_FCLK(); /* SYNC Mode */
+ else
+ fclk = get_PLLCLK(MPLL); /* ASYNC Mode */
+
+ return fclk / (hclkx2_div * pre_div);
+}
+
+/* return UCLK frequency */
+ulong get_UCLK(void)
+{
+ return get_PLLCLK(EPLL);
+}
+
+int print_cpuinfo(void)
+{
+ printf("\nCPU: S3C6400@%luMHz\n", get_ARMCLK() / 1000000);
+ printf(" Fclk = %luMHz, Hclk = %luMHz, Pclk = %luMHz ",
+ get_FCLK() / 1000000, get_HCLK() / 1000000,
+ get_PCLK() / 1000000);
+
+ if (OTHERS_REG & 0x80)
+ printf("(SYNC Mode) \n");
+ else
+ printf("(ASYNC Mode) \n");
+ return 0;
+}
diff --git a/cpu/arm1176/start.S b/cpu/arm1176/start.S
new file mode 100644
index 0000000..00cc186
--- /dev/null
+++ b/cpu/arm1176/start.S
@@ -0,0 +1,469 @@
+/*
+ * armboot - Startup Code for S3C6400/ARM1176 CPU-core
+ *
+ * Copyright (c) 2007 Samsung Electronics
+ *
+ * Copyright (C) 2008
+ * Guennadi Liakhovetki, DENX Software Engineering, <lg at 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
+ *
+ * 2007-09-21 - Restructured codes by jsgood (jsgood.yang at samsung.com)
+ * 2007-09-21 - Added MoviNAND and OneNAND boot codes by
+ * jsgood (jsgood.yang at samsung.com)
+ * Base codes by scsuh (sc.suh)
+ */
+
+#include <config.h>
+#include <version.h>
+#ifdef CONFIG_ENABLE_MMU
+#include <asm/proc/domain.h>
+#endif
+#include <s3c6400.h>
+
+#if !defined(CONFIG_ENABLE_MMU) && !defined(CFG_PHY_UBOOT_BASE)
+#define CFG_PHY_UBOOT_BASE CFG_UBOOT_BASE
+#endif
+
+/*
+ *************************************************************************
+ *
+ * Jump vector table as in table 3.1 in [1]
+ *
+ *************************************************************************
+ */
+
+.globl _start
+_start: b reset
+#ifndef CONFIG_NAND_SPL
+ ldr pc, _undefined_instruction
+ ldr pc, _software_interrupt
+ ldr pc, _prefetch_abort
+ ldr pc, _data_abort
+ ldr pc, _not_used
+ ldr pc, _irq
+ ldr pc, _fiq
+
+_undefined_instruction:
+ .word undefined_instruction
+_software_interrupt:
+ .word software_interrupt
+_prefetch_abort:
+ .word prefetch_abort
+_data_abort:
+ .word data_abort
+_not_used:
+ .word not_used
+_irq:
+ .word irq
+_fiq:
+ .word fiq
+_pad:
+ .word 0x12345678 /* now 16*4=64 */
+#else
+ . = _start + 64
+#endif
+
+.global _end_vect
+_end_vect:
+ .balignl 16,0xdeadbeef
+/*
+ *************************************************************************
+ *
+ * Startup Code (reset vector)
+ *
+ * do important init only if we don't start from memory!
+ * setup Memory and board specific bits prior to relocation.
+ * relocate armboot to ram
+ * setup stack
+ *
+ *************************************************************************
+ */
+
+_TEXT_BASE:
+ .word TEXT_BASE
+
+/*
+ * Below variable is very important because we use MMU in U-Boot.
+ * Without it, we cannot run code correctly before MMU is ON.
+ * by scsuh.
+ */
+_TEXT_PHY_BASE:
+ .word CFG_PHY_UBOOT_BASE
+
+.globl _armboot_start
+_armboot_start:
+ .word _start
+
+/*
+ * These are defined in the board-specific linker script.
+ */
+.globl _bss_start
+_bss_start:
+ .word __bss_start
+
+.globl _bss_end
+_bss_end:
+ .word _end
+
+/*
+ * the actual reset code
+ */
+
+reset:
+ /*
+ * set the cpu to SVC32 mode
+ */
+ mrs r0,cpsr
+ bic r0,r0,#0x3f
+ orr r0,r0,#0xd3
+ msr cpsr,r0
+
+/*
+ *************************************************************************
+ *
+ * CPU_init_critical registers
+ *
+ * setup important registers
+ * setup memory timing
+ *
+ *************************************************************************
+ */
+ /*
+ * we do sys-critical inits only at reboot,
+ * not when booting from ram!
+ */
+cpu_init_crit:
+ /*
+ * When booting from NAND - it has definitely been a reset, so, no need
+ * to flush caches and disable the MMU
+ */
+#ifndef CONFIG_NAND_SPL
+ /*
+ * flush v4 I/D caches
+ */
+ mov r0, #0
+ mcr p15, 0, r0, c7, c7, 0 /* flush v3/v4 cache */
+ mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */
+
+ /*
+ * disable MMU stuff and caches
+ */
+ mrc p15, 0, r0, c1, c0, 0
+ bic r0, r0, #0x00002300 @ clear bits 13, 9:8 (--V- --RS)
+ bic r0, r0, #0x00000087 @ clear bits 7, 2:0 (B--- -CAM)
+ orr r0, r0, #0x00000002 @ set bit 2 (A) Align
+ orr r0, r0, #0x00001000 @ set bit 12 (I) I-Cache
+ /* Prepare to disable the MMU */
+ adr r1, mmu_disable_phys
+ /* We presume we're within the first 1024 bytes */
+ and r1, r1, #0x3fc
+ ldr r2, _TEXT_PHY_BASE
+ ldr r3, =0xfff00000
+ and r2, r2, r3
+ orr r2, r2, r1
+ b mmu_disable
+
+ .align 5
+ /* Run in a single cache-line */
+mmu_disable:
+ mcr p15, 0, r0, c1, c0, 0
+ nop
+ nop
+ mov pc, r2
+#endif
+
+mmu_disable_phys:
+ /* Peri port setup */
+ ldr r0, =0x70000000
+ orr r0, r0, #0x13
+ mcr p15,0,r0,c15,c2,4 @ 256M (0x70000000 - 0x7fffffff)
+
+ /*
+ * Go setup Memory and board specific bits prior to relocation.
+ */
+ bl lowlevel_init /* go setup pll,mux,memory */
+
+after_copy:
+#ifdef CONFIG_ENABLE_MMU
+enable_mmu:
+ /* enable domain access */
+ ldr r5, =0x0000ffff
+ mcr p15, 0, r5, c3, c0, 0 /* load domain access register */
+
+ /* Set the TTB register */
+ ldr r0, _mmu_table_base
+ ldr r1, =CFG_PHY_UBOOT_BASE
+ ldr r2, =0xfff00000
+ bic r0, r0, r2
+ orr r1, r0, r1
+ mcr p15, 0, r1, c2, c0, 0
+
+ /* Enable the MMU */
+ mrc p15, 0, r0, c1, c0, 0
+ orr r0, r0, #1 /* Set CR_M to enable MMU */
+
+ /* Prepare to enable the MMU */
+ adr r1, skip_hw_init
+ and r1, r1, #0x3fc
+ ldr r2, _TEXT_BASE
+ ldr r3, =0xfff00000
+ and r2, r2, r3
+ orr r2, r2, r1
+ b mmu_enable
+
+ .align 5
+ /* Run in a single cache-line */
+mmu_enable:
+
+ mcr p15, 0, r0, c1, c0, 0
+ nop
+ nop
+ mov pc, r2
+#endif
+
+skip_hw_init:
+ /* Set up the stack */
+stack_setup:
+#ifdef CONFIG_MEMORY_UPPER_CODE
+ ldr sp, =(CFG_UBOOT_BASE + CFG_UBOOT_SIZE - 0xc)
+#else
+ ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
+ sub r0, r0, #CFG_MALLOC_LEN /* malloc area */
+ sub r0, r0, #CFG_GBL_DATA_SIZE /* bdinfo */
+ sub sp, r0, #12 /* leave 3 words for abort-stack */
+
+#endif
+
+clear_bss:
+ ldr r0, _bss_start /* find start of bss segment */
+ ldr r1, _bss_end /* stop here */
+ mov r2, #0 /* clear */
+
+clbss_l:
+ str r2, [r0] /* clear loop... */
+ add r0, r0, #4
+ cmp r0, r1
+ ble clbss_l
+
+#ifndef CONFIG_NAND_SPL
+ ldr pc, _start_armboot
+
+_start_armboot:
+ .word start_armboot
+#else
+ b nand_boot
+/* .word nand_boot*/
+#endif
+
+#ifdef CONFIG_ENABLE_MMU
+_mmu_table_base:
+ .word mmu_table
+#endif
+
+#ifndef CONFIG_NAND_SPL
+/*
+ * we assume that cache operation is done before. (eg. cleanup_before_linux())
+ * actually, we don't need to do anything about cache if not use d-cache in
+ * U-Boot. So, in this function we clean only MMU. by scsuh
+ *
+ * void theLastJump(void *kernel, int arch_num, uint boot_params);
+ */
+#ifdef CONFIG_ENABLE_MMU
+ .globl theLastJump
+theLastJump:
+ mov r9, r0
+ ldr r3, =0xfff00000
+ ldr r4, _TEXT_PHY_BASE
+ adr r5, phy_last_jump
+ bic r5, r5, r3
+ orr r5, r5, r4
+ mov pc, r5
+phy_last_jump:
+ /*
+ * disable MMU stuff
+ */
+ mrc p15, 0, r0, c1, c0, 0
+ bic r0, r0, #0x00002300 /* clear bits 13, 9:8 (--V- --RS) */
+ bic r0, r0, #0x00000087 /* clear bits 7, 2:0 (B--- -CAM) */
+ orr r0, r0, #0x00000002 /* set bit 2 (A) Align */
+ orr r0, r0, #0x00001000 /* set bit 12 (I) I-Cache */
+ mcr p15, 0, r0, c1, c0, 0
+
+ mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */
+
+ mov r0, #0
+ mov pc, r9
+#endif
+/*
+ *************************************************************************
+ *
+ * Interrupt handling
+ *
+ *************************************************************************
+ */
+@
+@ IRQ stack frame.
+@
+#define S_FRAME_SIZE 72
+
+#define S_OLD_R0 68
+#define S_PSR 64
+#define S_PC 60
+#define S_LR 56
+#define S_SP 52
+
+#define S_IP 48
+#define S_FP 44
+#define S_R10 40
+#define S_R9 36
+#define S_R8 32
+#define S_R7 28
+#define S_R6 24
+#define S_R5 20
+#define S_R4 16
+#define S_R3 12
+#define S_R2 8
+#define S_R1 4
+#define S_R0 0
+
+#define MODE_SVC 0x13
+#define I_BIT 0x80
+
+/*
+ * use bad_save_user_regs for abort/prefetch/undef/swi ...
+ */
+
+ .macro bad_save_user_regs
+ /* carve out a frame on current user stack */
+ sub sp, sp, #S_FRAME_SIZE
+ /* Save user registers (now in svc mode) r0-r12 */
+ stmia sp, {r0 - r12}
+
+ ldr r2, _armboot_start
+ sub r2, r2, #(CFG_MALLOC_LEN)
+ /* set base 2 words into abort stack */
+ sub r2, r2, #(CFG_GBL_DATA_SIZE+8)
+ /* get values for "aborted" pc and cpsr (into parm regs) */
+ ldmia r2, {r2 - r3}
+ /* grab pointer to old stack */
+ add r0, sp, #S_FRAME_SIZE
+
+ add r5, sp, #S_SP
+ mov r1, lr
+ /* save sp_SVC, lr_SVC, pc, cpsr */
+ stmia r5, {r0 - r3}
+ /* save current stack into r0 (param register) */
+ mov r0, sp
+ .endm
+
+ .macro get_bad_stack
+ /* setup our mode stack (enter in banked mode) */
+ ldr r13, _armboot_start
+ /* move past malloc pool */
+ sub r13, r13, #(CFG_MALLOC_LEN)
+ /* move to reserved a couple spots for abort stack */
+ sub r13, r13, #(CFG_GBL_DATA_SIZE + 8)
+
+ /* save caller lr in position 0 of saved stack */
+ str lr, [r13]
+ /* get the spsr */
+ mrs lr, spsr
+ /* save spsr in position 1 of saved stack */
+ str lr, [r13, #4]
+
+ /* prepare SVC-Mode */
+ mov r13, #MODE_SVC
+ @ msr spsr_c, r13
+ /* switch modes, make sure moves will execute */
+ msr spsr, r13
+ /* capture return pc */
+ mov lr, pc
+ /* jump to next instruction & switch modes. */
+ movs pc, lr
+ .endm
+
+ .macro get_bad_stack_swi
+ /* space on current stack for scratch reg. */
+ sub r13, r13, #4
+ /* save R0's value. */
+ str r0, [r13]
+ /* get data regions start */
+ ldr r0, _armboot_start
+ /* move past malloc pool */
+ sub r0, r0, #(CFG_MALLOC_LEN)
+ /* move past gbl and a couple spots for abort stack */
+ sub r0, r0, #(CFG_GBL_DATA_SIZE + 8)
+ /* save caller lr in position 0 of saved stack */
+ str lr, [r0]
+ /* get the spsr */
+ mrs r0, spsr
+ /* save spsr in position 1 of saved stack */
+ str lr, [r0, #4]
+ /* restore r0 */
+ ldr r0, [r13]
+ /* pop stack entry */
+ add r13, r13, #4
+ .endm
+
+/*
+ * exception handlers
+ */
+ .align 5
+undefined_instruction:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_undefined_instruction
+
+ .align 5
+software_interrupt:
+ get_bad_stack_swi
+ bad_save_user_regs
+ bl do_software_interrupt
+
+ .align 5
+prefetch_abort:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_prefetch_abort
+
+ .align 5
+data_abort:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_data_abort
+
+ .align 5
+not_used:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_not_used
+
+ .align 5
+irq:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_irq
+
+ .align 5
+fiq:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_fiq
+#endif /* CONFIG_NAND_SPL */
diff --git a/include/asm-arm/arch-s3c64xx/hardware.h b/include/asm-arm/arch-s3c64xx/hardware.h
new file mode 100644
index 0000000..84d24c9
--- /dev/null
+++ b/include/asm-arm/arch-s3c64xx/hardware.h
@@ -0,0 +1,63 @@
+/*
+ * Originates from Samsung's u-boot 1.1.6 port to S3C6400 / SMDK6400
+ *
+ * (C) Copyright 2008
+ * Guennadi Liakhovetki, DENX Software Engineering, <lg at denx.de>
+ *
+ * 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 _ARCH_HARDWARE_H_
+#define _ARCH_HARDWARE_H_
+
+#include <asm/sizes.h>
+
+#ifndef __ASSEMBLY__
+#define UData(Data) ((unsigned long) (Data))
+
+#define __REG(x) (*(vu_long *)(x))
+#define __REGl(x) (*(vu_long *)(x))
+#define __REGw(x) (*(vu_short *)(x))
+#define __REGb(x) (*(vu_char *)(x))
+#define __REG2(x, y) (*(vu_long *)((x) + (y)))
+#else
+#define UData(Data) (Data)
+
+#define __REG(x) (x)
+#define __REGl(x) (x)
+#define __REGw(x) (x)
+#define __REGb(x) (x)
+#define __REG2(x, y) ((x) + (y))
+#endif
+
+#define Fld(Size, Shft) (((Size) << 16) + (Shft))
+
+#define FSize(Field) ((Field) >> 16)
+#define FShft(Field) ((Field) & 0x0000FFFF)
+#define FMsk(Field) (((UData (1) << FSize (Field)) - 1) << FShft (Field))
+#define FAlnMsk(Field) ((UData (1) << FSize (Field)) - 1)
+#define F1stBit(Field) (UData (1) << FShft (Field))
+
+#define FClrBit(Data, Bit) (Data = (Data & ~(Bit)))
+#define FClrFld(Data, Field) (Data = (Data & ~FMsk(Field)))
+
+#define FInsrt(Value, Field) \
+ (UData (Value) << FShft (Field))
+
+#define FExtr(Data, Field) \
+ ((UData (Data) >> FShft (Field)) & FAlnMsk (Field))
+
+#endif /* _ARCH_HARDWARE_H_ */
diff --git a/include/common.h b/include/common.h
index 06ed278..ba87322 100644
--- a/include/common.h
+++ b/include/common.h
@@ -491,7 +491,8 @@ int prt_mpc8220_clks (void);
ulong get_OPB_freq (void);
ulong get_PCI_freq (void);
#endif
-#if defined(CONFIG_S3C2400) || defined(CONFIG_S3C2410) || defined(CONFIG_LH7A40X)
+#if defined(CONFIG_S3C2400) || defined(CONFIG_S3C2410) || \
+ defined(CONFIG_LH7A40X) || defined(CONFIG_S3C6400)
void s3c2410_irq(void);
#define ARM920_IRQ_CALLBACK s3c2410_irq
ulong get_FCLK (void);
diff --git a/include/s3c6400.h b/include/s3c6400.h
new file mode 100644
index 0000000..8814747
--- /dev/null
+++ b/include/s3c6400.h
@@ -0,0 +1,884 @@
+/*
+ * (C) Copyright 2007
+ * Byungjae Lee, Samsung Erectronics, bjlee at samsung.com.
+ * - only support for S3C6400
+ *
+ * (C) Copyright 2008
+ * Guennadi Liakhovetki, DENX Software Engineering, <lg at denx.de>
+ *
+ * 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
+ */
+
+/************************************************
+ * NAME : s3c6400.h
+ *
+ * Based on S3C6400 User's manual Rev 0.0
+ ************************************************/
+
+#ifndef __S3C6400_H__
+#define __S3C6400_H__
+
+#ifndef CONFIG_S3C6400
+#define CONFIG_S3C6400 1
+#endif
+
+#define S3C64XX_UART_CHANNELS 3
+#define S3C64XX_SPI_CHANNELS 2
+
+#include <asm/hardware.h>
+
+#define ELFIN_CLOCK_POWER_BASE 0x7e00f000
+
+/* Clock & Power Controller for mDirac3*/
+#define APLL_LOCK_OFFSET 0x00
+#define MPLL_LOCK_OFFSET 0x04
+#define EPLL_LOCK_OFFSET 0x08
+#define APLL_CON_OFFSET 0x0C
+#define MPLL_CON_OFFSET 0x10
+#define EPLL_CON0_OFFSET 0x14
+#define EPLL_CON1_OFFSET 0x18
+#define CLK_SRC_OFFSET 0x1C
+#define CLK_DIV0_OFFSET 0x20
+#define CLK_DIV1_OFFSET 0x24
+#define CLK_DIV2_OFFSET 0x28
+#define CLK_OUT_OFFSET 0x2C
+#define HCLK_GATE_OFFSET 0x30
+#define PCLK_GATE_OFFSET 0x34
+#define SCLK_GATE_OFFSET 0x38
+#define AHB_CON0_OFFSET 0x100
+#define AHB_CON1_OFFSET 0x104
+#define AHB_CON2_OFFSET 0x108
+#define SELECT_DMA_OFFSET 0x110
+#define SW_RST_OFFSET 0x114
+#define SYS_ID_OFFSET 0x118
+#define MEM_SYS_CFG_OFFSET 0x120
+#define QOS_OVERRIDE0_OFFSET 0x124
+#define QOS_OVERRIDE1_OFFSET 0x128
+#define MEM_CFG_STAT_OFFSET 0x12C
+#define PWR_CFG_OFFSET 0x804
+#define EINT_MASK_OFFSET 0x808
+#define NOR_CFG_OFFSET 0x810
+#define STOP_CFG_OFFSET 0x814
+#define SLEEP_CFG_OFFSET 0x818
+#define OSC_FREQ_OFFSET 0x820
+#define OSC_STABLE_OFFSET 0x824
+#define PWR_STABLE_OFFSET 0x828
+#define FPC_STABLE_OFFSET 0x82C
+#define MTC_STABLE_OFFSET 0x830
+#define OTHERS_OFFSET 0x900
+#define RST_STAT_OFFSET 0x904
+#define WAKEUP_STAT_OFFSET 0x908
+#define BLK_PWR_STAT_OFFSET 0x90C
+#define INF_REG0_OFFSET 0xA00
+#define INF_REG1_OFFSET 0xA04
+#define INF_REG2_OFFSET 0xA08
+#define INF_REG3_OFFSET 0xA0C
+#define INF_REG4_OFFSET 0xA10
+#define INF_REG5_OFFSET 0xA14
+#define INF_REG6_OFFSET 0xA18
+#define INF_REG7_OFFSET 0xA1C
+
+#define OSC_CNT_VAL_OFFSET 0x824
+#define PWR_CNT_VAL_OFFSET 0x828
+#define FPC_CNT_VAL_OFFSET 0x82C
+#define MTC_CNT_VAL_OFFSET 0x830
+
+#define APLL_LOCK_REG __REG(ELFIN_CLOCK_POWER_BASE+APLL_LOCK_OFFSET)
+#define MPLL_LOCK_REG __REG(ELFIN_CLOCK_POWER_BASE+MPLL_LOCK_OFFSET)
+#define EPLL_LOCK_REG __REG(ELFIN_CLOCK_POWER_BASE+EPLL_LOCK_OFFSET)
+#define APLL_CON_REG __REG(ELFIN_CLOCK_POWER_BASE+APLL_CON_OFFSET)
+#define MPLL_CON_REG __REG(ELFIN_CLOCK_POWER_BASE+MPLL_CON_OFFSET)
+#define EPLL_CON0_REG __REG(ELFIN_CLOCK_POWER_BASE+EPLL_CON0_OFFSET)
+#define EPLL_CON1_REG __REG(ELFIN_CLOCK_POWER_BASE+EPLL_CON1_OFFSET)
+#define CLK_SRC_REG __REG(ELFIN_CLOCK_POWER_BASE+CLK_SRC_OFFSET)
+#define CLK_DIV0_REG __REG(ELFIN_CLOCK_POWER_BASE+CLK_DIV0_OFFSET)
+#define CLK_DIV1_REG __REG(ELFIN_CLOCK_POWER_BASE+CLK_DIV1_OFFSET)
+#define CLK_DIV2_REG __REG(ELFIN_CLOCK_POWER_BASE+CLK_DIV2_OFFSET)
+#define CLK_OUT_REG __REG(ELFIN_CLOCK_POWER_BASE+CLK_OUT_OFFSET)
+#define HCLK_GATE_REG __REG(ELFIN_CLOCK_POWER_BASE+HCLK_GATE_OFFSET)
+#define PCLK_GATE_REG __REG(ELFIN_CLOCK_POWER_BASE+PCLK_GATE_OFFSET)
+#define SCLK_GATE_REG __REG(ELFIN_CLOCK_POWER_BASE+SCLK_GATE_OFFSET)
+#define AHB_CON0_REG __REG(ELFIN_CLOCK_POWER_BASE+AHB_CON0_OFFSET)
+#define AHB_CON1_REG __REG(ELFIN_CLOCK_POWER_BASE+AHB_CON1_OFFSET)
+#define AHB_CON2_REG __REG(ELFIN_CLOCK_POWER_BASE+AHB_CON2_OFFSET)
+#define SELECT_DMA_REG __REG(ELFIN_CLOCK_POWER_BASE+SELECT_DMA_OFFSET)
+#define SW_RST_REG __REG(ELFIN_CLOCK_POWER_BASE+SW_RST_OFFSET)
+#define SYS_ID_REG __REG(ELFIN_CLOCK_POWER_BASE+SYS_ID_OFFSET)
+#define MEM_SYS_CFG_REG __REG(ELFIN_CLOCK_POWER_BASE+MEM_SYS_CFG_OFFSET)
+#define QOS_OVERRIDE0_REG __REG(ELFIN_CLOCK_POWER_BASE+ \
+ QOS_OVERRIDE0_OFFSET)
+#define QOS_OVERRIDE1_REG __REG(ELFIN_CLOCK_POWER_BASE+ \
+ QOS_OVERRIDE1_OFFSET)
+#define MEM_CFG_STAT_REG __REG(ELFIN_CLOCK_POWER_BASE+ \
+ MEM_CFG_STAT_OFFSET)
+#define PWR_CFG_REG __REG(ELFIN_CLOCK_POWER_BASE+PWR_CFG_OFFSET)
+#define EINT_MASK_REG __REG(ELFIN_CLOCK_POWER_BASE+EINT_MASK_OFFSET)
+#define NOR_CFG_REG __REG(ELFIN_CLOCK_POWER_BASE+NOR_CFG_OFFSET)
+#define STOP_CFG_REG __REG(ELFIN_CLOCK_POWER_BASE+STOP_CFG_OFFSET)
+#define SLEEP_CFG_REG __REG(ELFIN_CLOCK_POWER_BASE+SLEEP_CFG_OFFSET)
+#define OSC_FREQ_REG __REG(ELFIN_CLOCK_POWER_BASE+OSC_FREQ_OFFSET)
+#define OSC_CNT_VAL_REG __REG(ELFIN_CLOCK_POWER_BASE+OSC_CNT_VAL_OFFSET)
+#define PWR_CNT_VAL_REG __REG(ELFIN_CLOCK_POWER_BASE+PWR_CNT_VAL_OFFSET)
+#define FPC_CNT_VAL_REG __REG(ELFIN_CLOCK_POWER_BASE+FPC_CNT_VAL_OFFSET)
+#define MTC_CNT_VAL_REG __REG(ELFIN_CLOCK_POWER_BASE+MTC_CNT_VAL_OFFSET)
+#define OTHERS_REG __REG(ELFIN_CLOCK_POWER_BASE+OTHERS_OFFSET)
+#define RST_STAT_REG __REG(ELFIN_CLOCK_POWER_BASE+RST_STAT_OFFSET)
+#define WAKEUP_STAT_REG __REG(ELFIN_CLOCK_POWER_BASE+WAKEUP_STAT_OFFSET)
+#define BLK_PWR_STAT_REG __REG(ELFIN_CLOCK_POWER_BASE+ \
+ BLK_PWR_STAT_OFFSET)
+#define INF_REG0_REG __REG(ELFIN_CLOCK_POWER_BASE+INF_REG0_OFFSET)
+#define INF_REG1_REG __REG(ELFIN_CLOCK_POWER_BASE+INF_REG1_OFFSET)
+#define INF_REG2_REG __REG(ELFIN_CLOCK_POWER_BASE+INF_REG2_OFFSET)
+#define INF_REG3_REG __REG(ELFIN_CLOCK_POWER_BASE+INF_REG3_OFFSET)
+#define INF_REG4_REG __REG(ELFIN_CLOCK_POWER_BASE+INF_REG4_OFFSET)
+#define INF_REG5_REG __REG(ELFIN_CLOCK_POWER_BASE+INF_REG5_OFFSET)
+#define INF_REG6_REG __REG(ELFIN_CLOCK_POWER_BASE+INF_REG6_OFFSET)
+#define INF_REG7_REG __REG(ELFIN_CLOCK_POWER_BASE+INF_REG7_OFFSET)
+
+#define APLL_LOCK (ELFIN_CLOCK_POWER_BASE+APLL_LOCK_OFFSET)
+#define MPLL_LOCK (ELFIN_CLOCK_POWER_BASE+MPLL_LOCK_OFFSET)
+#define EPLL_LOCK (ELFIN_CLOCK_POWER_BASE+EPLL_LOCK_OFFSET)
+#define APLL_CON (ELFIN_CLOCK_POWER_BASE+APLL_CON_OFFSET)
+#define MPLL_CON (ELFIN_CLOCK_POWER_BASE+MPLL_CON_OFFSET)
+#define EPLL_CON0 (ELFIN_CLOCK_POWER_BASE+EPLL_CON0_OFFSET)
+#define EPLL_CON1 (ELFIN_CLOCK_POWER_BASE+EPLL_CON1_OFFSET)
+#define CLK_SRC (ELFIN_CLOCK_POWER_BASE+CLK_SRC_OFFSET)
+#define CLK_DIV0 (ELFIN_CLOCK_POWER_BASE+CLK_DIV0_OFFSET)
+#define CLK_DIV1 (ELFIN_CLOCK_POWER_BASE+CLK_DIV1_OFFSET)
+#define CLK_DIV2 (ELFIN_CLOCK_POWER_BASE+CLK_DIV2_OFFSET)
+#define CLK_OUT (ELFIN_CLOCK_POWER_BASE+CLK_OUT_OFFSET)
+#define HCLK_GATE (ELFIN_CLOCK_POWER_BASE+HCLK_GATE_OFFSET)
+#define PCLK_GATE (ELFIN_CLOCK_POWER_BASE+PCLK_GATE_OFFSET)
+#define SCLK_GATE (ELFIN_CLOCK_POWER_BASE+SCLK_GATE_OFFSET)
+#define AHB_CON0 (ELFIN_CLOCK_POWER_BASE+AHB_CON0_OFFSET)
+#define AHB_CON1 (ELFIN_CLOCK_POWER_BASE+AHB_CON1_OFFSET)
+#define AHB_CON2 (ELFIN_CLOCK_POWER_BASE+AHB_CON2_OFFSET)
+#define SELECT_DMA (ELFIN_CLOCK_POWER_BASE+SELECT_DMA_OFFSET)
+#define SW_RST (ELFIN_CLOCK_POWER_BASE+SW_RST_OFFSET)
+#define SYS_ID (ELFIN_CLOCK_POWER_BASE+SYS_ID_OFFSET)
+#define MEM_SYS_CFG (ELFIN_CLOCK_POWER_BASE+MEM_SYS_CFG_OFFSET)
+#define QOS_OVERRIDE0 (ELFIN_CLOCK_POWER_BASE+QOS_OVERRIDE0_OFFSET)
+#define QOS_OVERRIDE1 (ELFIN_CLOCK_POWER_BASE+QOS_OVERRIDE1_OFFSET)
+#define MEM_CFG_STAT (ELFIN_CLOCK_POWER_BASE+MEM_CFG_STAT_OFFSET)
+#define PWR_CFG (ELFIN_CLOCK_POWER_BASE+PWR_CFG_OFFSET)
+#define EINT_MASK (ELFIN_CLOCK_POWER_BASE+EINT_MASK_OFFSET)
+#define NOR_CFG (ELFIN_CLOCK_POWER_BASE+NOR_CFG_OFFSET)
+#define STOP_CFG (ELFIN_CLOCK_POWER_BASE+STOP_CFG_OFFSET)
+#define SLEEP_CFG (ELFIN_CLOCK_POWER_BASE+SLEEP_CFG_OFFSET)
+#define OSC_FREQ (ELFIN_CLOCK_POWER_BASE+OSC_FREQ_OFFSET)
+#define OSC_CNT_VAL (ELFIN_CLOCK_POWER_BASE+OSC_CNT_VAL_OFFSET)
+#define PWR_CNT_VAL (ELFIN_CLOCK_POWER_BASE+PWR_CNT_VAL_OFFSET)
+#define FPC_CNT_VAL (ELFIN_CLOCK_POWER_BASE+FPC_CNT_VAL_OFFSET)
+#define MTC_CNT_VAL (ELFIN_CLOCK_POWER_BASE+MTC_CNT_VAL_OFFSET)
+#define OTHERS (ELFIN_CLOCK_POWER_BASE+OTHERS_OFFSET)
+#define RST_STAT (ELFIN_CLOCK_POWER_BASE+RST_STAT_OFFSET)
+#define WAKEUP_STAT (ELFIN_CLOCK_POWER_BASE+WAKEUP_STAT_OFFSET)
+#define BLK_PWR_STAT (ELFIN_CLOCK_POWER_BASE+BLK_PWR_STAT_OFFSET)
+#define INF_REG0 (ELFIN_CLOCK_POWER_BASE+INF_REG0_OFFSET)
+#define INF_REG1 (ELFIN_CLOCK_POWER_BASE+INF_REG1_OFFSET)
+#define INF_REG2 (ELFIN_CLOCK_POWER_BASE+INF_REG2_OFFSET)
+#define INF_REG3 (ELFIN_CLOCK_POWER_BASE+INF_REG3_OFFSET)
+#define INF_REG4 (ELFIN_CLOCK_POWER_BASE+INF_REG4_OFFSET)
+#define INF_REG5 (ELFIN_CLOCK_POWER_BASE+INF_REG5_OFFSET)
+#define INF_REG6 (ELFIN_CLOCK_POWER_BASE+INF_REG6_OFFSET)
+#define INF_REG7 (ELFIN_CLOCK_POWER_BASE+INF_REG7_OFFSET)
+
+
+/*
+ * GPIO
+ */
+#define ELFIN_GPIO_BASE 0x7f008000
+
+#define GPACON_OFFSET 0x00
+#define GPADAT_OFFSET 0x04
+#define GPAPUD_OFFSET 0x08
+#define GPACONSLP_OFFSET 0x0C
+#define GPAPUDSLP_OFFSET 0x10
+#define GPBCON_OFFSET 0x20
+#define GPBDAT_OFFSET 0x04
+#define GPBPUD_OFFSET 0x08
+#define GPBCONSLP_OFFSET 0x0C
+#define GPBPUDSLP_OFFSET 0x30
+#define GPCCON_OFFSET 0x40
+#define GPCDAT_OFFSET 0x44
+#define GPCPUD_OFFSET 0x48
+#define GPCCONSLP_OFFSET 0x4C
+#define GPCPUDSLP_OFFSET 0x50
+#define GPDCON_OFFSET 0x60
+#define GPDDAT_OFFSET 0x64
+#define GPDPUD_OFFSET 0x68
+#define GPDCONSLP_OFFSET 0x6C
+#define GPDPUDSLP_OFFSET 0x70
+#define GPECON_OFFSET 0x80
+#define GPEDAT_OFFSET 0x84
+#define GPEPUD_OFFSET 0x88
+#define GPECONSLP_OFFSET 0x8C
+#define GPEPUDSLP_OFFSET 0x90
+#define GPFCON_OFFSET 0xA0
+#define GPFDAT_OFFSET 0xA4
+#define GPFPUD_OFFSET 0xA8
+#define GPFCONSLP_OFFSET 0xAC
+#define GPFPUDSLP_OFFSET 0xB0
+#define GPGCON_OFFSET 0xC0
+#define GPGDAT_OFFSET 0xC4
+#define GPGPUD_OFFSET 0xC8
+#define GPGCONSLP_OFFSET 0xCC
+#define GPGPUDSLP_OFFSET 0xD0
+#define GPHCON0_OFFSET 0xE0
+#define GPHCON1_OFFSET 0xE4
+#define GPHDAT_OFFSET 0xE8
+#define GPHPUD_OFFSET 0xEC
+#define GPHCONSLP_OFFSET 0xF0
+#define GPHPUDSLP_OFFSET 0xF4
+#define GPICON_OFFSET 0x100
+#define GPIDAT_OFFSET 0x104
+#define GPIPUD_OFFSET 0x108
+#define GPICONSLP_OFFSET 0x10C
+#define GPIPUDSLP_OFFSET 0x110
+#define GPJCON_OFFSET 0x120
+#define GPJDAT_OFFSET 0x124
+#define GPJPUD_OFFSET 0x128
+#define GPJCONSLP_OFFSET 0x12C
+#define GPJPUDSLP_OFFSET 0x130
+#define MEM0DRVCON_OFFSET 0x1D0
+#define MEM1DRVCON_OFFSET 0x1D4
+#define GPKCON0_OFFSET 0x800
+#define GPKCON1_OFFSET 0x804
+#define GPKDAT_OFFSET 0x808
+#define GPKPUD_OFFSET 0x80C
+#define GPLCON0_OFFSET 0x810
+#define GPLCON1_OFFSET 0x814
+#define GPLDAT_OFFSET 0x818
+#define GPLPUD_OFFSET 0x81C
+#define GPMCON_OFFSET 0x820
+#define GPMDAT_OFFSET 0x824
+#define GPMPUD_OFFSET 0x828
+#define GPNCON_OFFSET 0x830
+#define GPNDAT_OFFSET 0x834
+#define GPNPUD_OFFSET 0x838
+#define GPOCON_OFFSET 0x140
+#define GPODAT_OFFSET 0x144
+#define GPOPUD_OFFSET 0x148
+#define GPOCONSLP_OFFSET 0x14C
+#define GPOPUDSLP_OFFSET 0x150
+#define GPPCON_OFFSET 0x160
+#define GPPDAT_OFFSET 0x164
+#define GPPPUD_OFFSET 0x168
+#define GPPCONSLP_OFFSET 0x16C
+#define GPPPUDSLP_OFFSET 0x170
+#define GPQCON_OFFSET 0x180
+#define GPQDAT_OFFSET 0x184
+#define GPQPUD_OFFSET 0x188
+#define GPQCONSLP_OFFSET 0x18C
+#define GPQPUDSLP_OFFSET 0x190
+
+#define EINTPEND_OFFSET 0x924
+
+#define GPACON_REG __REG(ELFIN_GPIO_BASE+GPACON_OFFSET)
+#define GPADAT_REG __REG(ELFIN_GPIO_BASE+GPADAT_OFFSET)
+#define GPAPUD_REG __REG(ELFIN_GPIO_BASE+GPAPUD_OFFSET)
+#define GPACONSLP_REG __REG(ELFIN_GPIO_BASE+GPACONSLP_OFFSET)
+#define GPAPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPAPUDSLP_OFFSET)
+#define GPBCON_REG __REG(ELFIN_GPIO_BASE+GPBCON_OFFSET)
+#define GPBDAT_REG __REG(ELFIN_GPIO_BASE+GPBDAT_OFFSET)
+#define GPBPUD_REG __REG(ELFIN_GPIO_BASE+GPBPUD_OFFSET)
+#define GPBCONSLP_REG __REG(ELFIN_GPIO_BASE+GPBCONSLP_OFFSET)
+#define GPBPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPBPUDSLP_OFFSET)
+#define GPCCON_REG __REG(ELFIN_GPIO_BASE+GPCCON_OFFSET)
+#define GPCDAT_REG __REG(ELFIN_GPIO_BASE+GPCDAT_OFFSET)
+#define GPCPUD_REG __REG(ELFIN_GPIO_BASE+GPCPUD_OFFSET)
+#define GPCCONSLP_REG __REG(ELFIN_GPIO_BASE+GPCCONSLP_OFFSET)
+#define GPCPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPCPUDSLP_OFFSET)
+#define GPDCON_REG __REG(ELFIN_GPIO_BASE+GPDCON_OFFSET)
+#define GPDDAT_REG __REG(ELFIN_GPIO_BASE+GPDDAT_OFFSET)
+#define GPDPUD_REG __REG(ELFIN_GPIO_BASE+GPDPUD_OFFSET)
+#define GPDCONSLP_REG __REG(ELFIN_GPIO_BASE+GPDCONSLP_OFFSET)
+#define GPDPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPDPUDSLP_OFFSET)
+#define GPECON_REG __REG(ELFIN_GPIO_BASE+GPECON_OFFSET)
+#define GPEDAT_REG __REG(ELFIN_GPIO_BASE+GPEDAT_OFFSET)
+#define GPEPUD_REG __REG(ELFIN_GPIO_BASE+GPEPUD_OFFSET)
+#define GPECONSLP_REG __REG(ELFIN_GPIO_BASE+GPECONSLP_OFFSET)
+#define GPEPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPEPUDSLP_OFFSET)
+#define GPFCON_REG __REG(ELFIN_GPIO_BASE+GPFCON_OFFSET)
+#define GPFDAT_REG __REG(ELFIN_GPIO_BASE+GPFDAT_OFFSET)
+#define GPFPUD_REG __REG(ELFIN_GPIO_BASE+GPFPUD_OFFSET)
+#define GPFCONSLP_REG __REG(ELFIN_GPIO_BASE+GPFCONSLP_OFFSET)
+#define GPFPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPFPUDSLP_OFFSET)
+#define GPGCON_REG __REG(ELFIN_GPIO_BASE+GPGCON_OFFSET)
+#define GPGDAT_REG __REG(ELFIN_GPIO_BASE+GPGDAT_OFFSET)
+#define GPGPUD_REG __REG(ELFIN_GPIO_BASE+GPGPUD_OFFSET)
+#define GPGCONSLP_REG __REG(ELFIN_GPIO_BASE+GPGCONSLP_OFFSET)
+#define GPGPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPGPUDSLP_OFFSET)
+#define GPHCON0_REG __REG(ELFIN_GPIO_BASE+GPHCON0_OFFSET)
+#define GPHCON1_REG __REG(ELFIN_GPIO_BASE+GPHCON1_OFFSET)
+#define GPHDAT_REG __REG(ELFIN_GPIO_BASE+GPHDAT_OFFSET)
+#define GPHPUD_REG __REG(ELFIN_GPIO_BASE+GPHPUD_OFFSET)
+#define GPHCONSLP_REG __REG(ELFIN_GPIO_BASE+GPHCONSLP_OFFSET)
+#define GPHPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPHPUDSLP_OFFSET)
+#define GPICON_REG __REG(ELFIN_GPIO_BASE+GPICON_OFFSET)
+#define GPIDAT_REG __REG(ELFIN_GPIO_BASE+GPIDAT_OFFSET)
+#define GPIPUD_REG __REG(ELFIN_GPIO_BASE+GPIPUD_OFFSET)
+#define GPICONSLP_REG __REG(ELFIN_GPIO_BASE+GPICONSLP_OFFSET)
+#define GPIPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPIPUDSLP_OFFSET)
+#define GPJCON_REG __REG(ELFIN_GPIO_BASE+GPJCON_OFFSET)
+#define GPJDAT_REG __REG(ELFIN_GPIO_BASE+GPJDAT_OFFSET)
+#define GPJPUD_REG __REG(ELFIN_GPIO_BASE+GPJPUD_OFFSET)
+#define GPJCONSLP_REG __REG(ELFIN_GPIO_BASE+GPJCONSLP_OFFSET)
+#define GPJPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPJPUDSLP_OFFSET)
+#define GPKCON0_REG __REG(ELFIN_GPIO_BASE+GPKCON0_OFFSET)
+#define GPKCON1_REG __REG(ELFIN_GPIO_BASE+GPKCON1_OFFSET)
+#define GPKDAT_REG __REG(ELFIN_GPIO_BASE+GPKDAT_OFFSET)
+#define GPKPUD_REG __REG(ELFIN_GPIO_BASE+GPKPUD_OFFSET)
+#define GPLCON0_REG __REG(ELFIN_GPIO_BASE+GPLCON0_OFFSET)
+#define GPLCON1_REG __REG(ELFIN_GPIO_BASE+GPLCON1_OFFSET)
+#define GPLDAT_REG __REG(ELFIN_GPIO_BASE+GPLDAT_OFFSET)
+#define GPLPUD_REG __REG(ELFIN_GPIO_BASE+GPLPUD_OFFSET)
+#define GPMCON_REG __REG(ELFIN_GPIO_BASE+GPMCON_OFFSET)
+#define GPMDAT_REG __REG(ELFIN_GPIO_BASE+GPMDAT_OFFSET)
+#define GPMPUD_REG __REG(ELFIN_GPIO_BASE+GPMPUD_OFFSET)
+#define GPNCON_REG __REG(ELFIN_GPIO_BASE+GPNCON_OFFSET)
+#define GPNDAT_REG __REG(ELFIN_GPIO_BASE+GPNDAT_OFFSET)
+#define GPNPUD_REG __REG(ELFIN_GPIO_BASE+GPNPUD_OFFSET)
+#define GPOCON_REG __REG(ELFIN_GPIO_BASE+GPOCON_OFFSET)
+#define GPODAT_REG __REG(ELFIN_GPIO_BASE+GPODAT_OFFSET)
+#define GPOPUD_REG __REG(ELFIN_GPIO_BASE+GPOPUD_OFFSET)
+#define GPOCONSLP_REG __REG(ELFIN_GPIO_BASE+GPOCONSLP_OFFSET)
+#define GPOPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPOPUDSLP_OFFSET)
+#define GPPCON_REG __REG(ELFIN_GPIO_BASE+GPPCON_OFFSET)
+#define GPPDAT_REG __REG(ELFIN_GPIO_BASE+GPPDAT_OFFSET)
+#define GPPPUD_REG __REG(ELFIN_GPIO_BASE+GPPPUD_OFFSET)
+#define GPPCONSLP_REG __REG(ELFIN_GPIO_BASE+GPPCONSLP_OFFSET)
+#define GPPPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPPPUDSLP_OFFSET)
+#define GPQCON_REG __REG(ELFIN_GPIO_BASE+GPQCON_OFFSET)
+#define GPQDAT_REG __REG(ELFIN_GPIO_BASE+GPQDAT_OFFSET)
+#define GPQPUD_REG __REG(ELFIN_GPIO_BASE+GPQPUD_OFFSET)
+#define GPQCONSLP_REG __REG(ELFIN_GPIO_BASE+GPQCONSLP_OFFSET)
+#define GPQPUDSLP_REG __REG(ELFIN_GPIO_BASE+GPQPUDSLP_OFFSET)
+
+/*
+ * Bus Matrix
+ */
+#define ELFIN_MEM_SYS_CFG 0x7e00f120
+
+#define GPACON (ELFIN_GPIO_BASE+GPACON_OFFSET)
+#define GPADAT (ELFIN_GPIO_BASE+GPADAT_OFFSET)
+#define GPAPUD (ELFIN_GPIO_BASE+GPAPUD_OFFSET)
+#define GPACONSLP (ELFIN_GPIO_BASE+GPACONSLP_OFFSET)
+#define GPAPUDSLP (ELFIN_GPIO_BASE+GPAPUDSLP_OFFSET)
+#define GPBCON (ELFIN_GPIO_BASE+GPBCON_OFFSET)
+#define GPBDAT (ELFIN_GPIO_BASE+GPBDAT_OFFSET)
+#define GPBPUD (ELFIN_GPIO_BASE+GPBPUD_OFFSET)
+#define GPBCONSLP (ELFIN_GPIO_BASE+GPBCONSLP_OFFSET)
+#define GPBPUDSLP (ELFIN_GPIO_BASE+GPBPUDSLP_OFFSET)
+#define GPCCON (ELFIN_GPIO_BASE+GPCCON_OFFSET)
+#define GPCDAT (ELFIN_GPIO_BASE+GPCDAT_OFFSET)
+#define GPCPUD (ELFIN_GPIO_BASE+GPCPUD_OFFSET)
+#define GPCCONSLP (ELFIN_GPIO_BASE+GPCCONSLP_OFFSET)
+#define GPCPUDSLP (ELFIN_GPIO_BASE+GPCPUDSLP_OFFSET)
+#define GPDCON (ELFIN_GPIO_BASE+GPDCON_OFFSET)
+#define GPDDAT (ELFIN_GPIO_BASE+GPDDAT_OFFSET)
+#define GPDPUD (ELFIN_GPIO_BASE+GPDPUD_OFFSET)
+#define GPDCONSLP (ELFIN_GPIO_BASE+GPDCONSLP_OFFSET)
+#define GPDPUDSLP (ELFIN_GPIO_BASE+GPDPUDSLP_OFFSET)
+#define GPECON (ELFIN_GPIO_BASE+GPECON_OFFSET)
+#define GPEDAT (ELFIN_GPIO_BASE+GPEDAT_OFFSET)
+#define GPEPUD (ELFIN_GPIO_BASE+GPEPUD_OFFSET)
+#define GPECONSLP (ELFIN_GPIO_BASE+GPECONSLP_OFFSET)
+#define GPEPUDSLP (ELFIN_GPIO_BASE+GPEPUDSLP_OFFSET)
+#define GPFCON (ELFIN_GPIO_BASE+GPFCON_OFFSET)
+#define GPFDAT (ELFIN_GPIO_BASE+GPFDAT_OFFSET)
+#define GPFPUD (ELFIN_GPIO_BASE+GPFPUD_OFFSET)
+#define GPFCONSLP (ELFIN_GPIO_BASE+GPFCONSLP_OFFSET)
+#define GPFPUDSLP (ELFIN_GPIO_BASE+GPFPUDSLP_OFFSET)
+#define GPGCON (ELFIN_GPIO_BASE+GPGCON_OFFSET)
+#define GPGDAT (ELFIN_GPIO_BASE+GPGDAT_OFFSET)
+#define GPGPUD (ELFIN_GPIO_BASE+GPGPUD_OFFSET)
+#define GPGCONSLP (ELFIN_GPIO_BASE+GPGCONSLP_OFFSET)
+#define GPGPUDSLP (ELFIN_GPIO_BASE+GPGPUDSLP_OFFSET)
+#define GPHCON0 (ELFIN_GPIO_BASE+GPHCON0_OFFSET)
+#define GPHCON1 (ELFIN_GPIO_BASE+GPHCON1_OFFSET)
+#define GPHDAT (ELFIN_GPIO_BASE+GPHDAT_OFFSET)
+#define GPHPUD (ELFIN_GPIO_BASE+GPHPUD_OFFSET)
+#define GPHCONSLP (ELFIN_GPIO_BASE+GPHCONSLP_OFFSET)
+#define GPHPUDSLP (ELFIN_GPIO_BASE+GPHPUDSLP_OFFSET)
+#define GPICON (ELFIN_GPIO_BASE+GPICON_OFFSET)
+#define GPIDAT (ELFIN_GPIO_BASE+GPIDAT_OFFSET)
+#define GPIPUD (ELFIN_GPIO_BASE+GPIPUD_OFFSET)
+#define GPICONSLP (ELFIN_GPIO_BASE+GPICONSLP_OFFSET)
+#define GPIPUDSLP (ELFIN_GPIO_BASE+GPIPUDSLP_OFFSET)
+#define GPJCON (ELFIN_GPIO_BASE+GPJCON_OFFSET)
+#define GPJDAT (ELFIN_GPIO_BASE+GPJDAT_OFFSET)
+#define GPJPUD (ELFIN_GPIO_BASE+GPJPUD_OFFSET)
+#define GPJCONSLP (ELFIN_GPIO_BASE+GPJCONSLP_OFFSET)
+#define GPJPUDSLP (ELFIN_GPIO_BASE+GPJPUDSLP_OFFSET)
+#define GPKCON0 (ELFIN_GPIO_BASE+GPKCON0_OFFSET)
+#define GPKCON1 (ELFIN_GPIO_BASE+GPKCON1_OFFSET)
+#define GPKDAT (ELFIN_GPIO_BASE+GPKDAT_OFFSET)
+#define GPKPUD (ELFIN_GPIO_BASE+GPKPUD_OFFSET)
+#define GPLCON0 (ELFIN_GPIO_BASE+GPLCON0_OFFSET)
+#define GPLCON1 (ELFIN_GPIO_BASE+GPLCON1_OFFSET)
+#define GPLDAT (ELFIN_GPIO_BASE+GPLDAT_OFFSET)
+#define GPLPUD (ELFIN_GPIO_BASE+GPLPUD_OFFSET)
+#define GPMCON (ELFIN_GPIO_BASE+GPMCON_OFFSET)
+#define GPMDAT (ELFIN_GPIO_BASE+GPMDAT_OFFSET)
+#define GPMPUD (ELFIN_GPIO_BASE+GPMPUD_OFFSET)
+#define GPNCON (ELFIN_GPIO_BASE+GPNCON_OFFSET)
+#define GPNDAT (ELFIN_GPIO_BASE+GPNDAT_OFFSET)
+#define GPNPUD (ELFIN_GPIO_BASE+GPNPUD_OFFSET)
+#define GPOCON (ELFIN_GPIO_BASE+GPOCON_OFFSET)
+#define GPODAT (ELFIN_GPIO_BASE+GPODAT_OFFSET)
+#define GPOPUD (ELFIN_GPIO_BASE+GPOPUD_OFFSET)
+#define GPOCONSLP (ELFIN_GPIO_BASE+GPOCONSLP_OFFSET)
+#define GPOPUDSLP (ELFIN_GPIO_BASE+GPOPUDSLP_OFFSET)
+#define GPPCON (ELFIN_GPIO_BASE+GPPCON_OFFSET)
+#define GPPDAT (ELFIN_GPIO_BASE+GPPDAT_OFFSET)
+#define GPPPUD (ELFIN_GPIO_BASE+GPPPUD_OFFSET)
+#define GPPCONSLP (ELFIN_GPIO_BASE+GPPCONSLP_OFFSET)
+#define GPPPUDSLP (ELFIN_GPIO_BASE+GPPPUDSLP_OFFSET)
+#define GPQCON (ELFIN_GPIO_BASE+GPQCON_OFFSET)
+#define GPQDAT (ELFIN_GPIO_BASE+GPQDAT_OFFSET)
+#define GPQPUD (ELFIN_GPIO_BASE+GPQPUD_OFFSET)
+#define GPQCONSLP (ELFIN_GPIO_BASE+GPQCONSLP_OFFSET)
+#define GPQPUDSLP (ELFIN_GPIO_BASE+GPQPUDSLP_OFFSET)
+
+/*
+ * Memory controller
+ */
+#define ELFIN_SROM_BASE 0x70000000
+
+#define SROM_BW_REG __REG(ELFIN_SROM_BASE+0x0)
+#define SROM_BC0_REG __REG(ELFIN_SROM_BASE+0x4)
+#define SROM_BC1_REG __REG(ELFIN_SROM_BASE+0x8)
+#define SROM_BC2_REG __REG(ELFIN_SROM_BASE+0xC)
+#define SROM_BC3_REG __REG(ELFIN_SROM_BASE+0x10)
+#define SROM_BC4_REG __REG(ELFIN_SROM_BASE+0x14)
+#define SROM_BC5_REG __REG(ELFIN_SROM_BASE+0x18)
+
+/*
+ * SDRAM Controller
+ */
+#define ELFIN_DMC0_BASE 0x7e000000
+#define ELFIN_DMC1_BASE 0x7e001000
+
+#define INDEX_DMC_MEMC_STATUS (0x00)
+#define INDEX_DMC_MEMC_CMD (0x04)
+#define INDEX_DMC_DIRECT_CMD (0x08)
+#define INDEX_DMC_MEMORY_CFG (0x0C)
+#define INDEX_DMC_REFRESH_PRD (0x10)
+#define INDEX_DMC_CAS_LATENCY (0x14)
+#define INDEX_DMC_T_DQSS (0x18)
+#define INDEX_DMC_T_MRD (0x1C)
+#define INDEX_DMC_T_RAS (0x20)
+#define INDEX_DMC_T_RC (0x24)
+#define INDEX_DMC_T_RCD (0x28)
+#define INDEX_DMC_T_RFC (0x2C)
+#define INDEX_DMC_T_RP (0x30)
+#define INDEX_DMC_T_RRD (0x34)
+#define INDEX_DMC_T_WR (0x38)
+#define INDEX_DMC_T_WTR (0x3C)
+#define INDEX_DMC_T_XP (0x40)
+#define INDEX_DMC_T_XSR (0x44)
+#define INDEX_DMC_T_ESR (0x48)
+#define INDEX_DMC_MEMORY_CFG2 (0x4C)
+#define INDEX_DMC_CHIP_0_CFG (0x200)
+#define INDEX_DMC_CHIP_1_CFG (0x204)
+#define INDEX_DMC_CHIP_2_CFG (0x208)
+#define INDEX_DMC_CHIP_3_CFG (0x20C)
+#define INDEX_DMC_USER_STATUS (0x300)
+#define INDEX_DMC_USER_CONFIG (0x304)
+
+/*
+ * Memory Chip direct command
+ */
+#define DMC_NOP0 0x0c0000
+#define DMC_NOP1 0x1c0000
+#define DMC_PA0 0x000000 /* Precharge all */
+#define DMC_PA1 0x100000
+#define DMC_AR0 0x040000 /* Autorefresh */
+#define DMC_AR1 0x140000
+#define DMC_SDR_MR0 0x080032 /* MRS, CAS 3, Burst Length 4 */
+#define DMC_SDR_MR1 0x180032
+#define DMC_DDR_MR0 0x080162
+#define DMC_DDR_MR1 0x180162
+#define DMC_mDDR_MR0 0x080032 /* CAS 3, Burst Length 4 */
+#define DMC_mDDR_MR1 0x180032
+#define DMC_mSDR_EMR0 0x0a0000 /* EMRS, DS:Full, PASR:Full Array */
+#define DMC_mSDR_EMR1 0x1a0000
+#define DMC_DDR_EMR0 0x090000
+#define DMC_DDR_EMR1 0x190000
+#define DMC_mDDR_EMR0 0x0a0000 /* DS:Full, PASR:Full Array */
+#define DMC_mDDR_EMR1 0x1a0000
+
+/****************************************************************
+ Definitions for memory configuration
+ Set memory configuration
+ active_chips = 1'b0 (1 chip)
+ qos_master_chip = 3'b000(ARID[3:0])
+ memory burst = 3'b010(burst 4)
+ stop_mem_clock = 1'b0(disable dynamical stop)
+ auto_power_down = 1'b0(disable auto power-down mode)
+ power_down_prd = 6'b00_0000(0 cycle for auto power-down)
+ ap_bit = 1'b0 (bit position of auto-precharge is 10)
+ row_bits = 3'b010(# row address 13)
+ column_bits = 3'b010(# column address 10 )
+
+ Set user configuration
+ 2'b10=SDRAM/mSDRAM, 2'b11=DDR, 2'b01=mDDR
+
+ Set chip select for chip [n]
+ row bank control, bank address 0x3000_0000 ~ 0x37ff_ffff
+ CHIP_[n]_CFG=0x30F8, 30: ADDR[31:24], F8: Mask[31:24]
+******************************************************************/
+
+/*
+ * Nand flash controller
+ */
+#define ELFIN_NAND_BASE 0x70200000
+
+#define NFCONF_OFFSET 0x00
+#define NFCONT_OFFSET 0x04
+#define NFCMMD_OFFSET 0x08
+#define NFADDR_OFFSET 0x0c
+#define NFDATA_OFFSET 0x10
+#define NFMECCDATA0_OFFSET 0x14
+#define NFMECCDATA1_OFFSET 0x18
+#define NFSECCDATA0_OFFSET 0x1c
+#define NFSBLK_OFFSET 0x20
+#define NFEBLK_OFFSET 0x24
+#define NFSTAT_OFFSET 0x28
+#define NFESTAT0_OFFSET 0x2c
+#define NFESTAT1_OFFSET 0x30
+#define NFMECC0_OFFSET 0x34
+#define NFMECC1_OFFSET 0x38
+#define NFSECC_OFFSET 0x3c
+#define NFMLCBITPT_OFFSET 0x40
+
+#define NFCONF (ELFIN_NAND_BASE+NFCONF_OFFSET)
+#define NFCONT (ELFIN_NAND_BASE+NFCONT_OFFSET)
+#define NFCMMD (ELFIN_NAND_BASE+NFCMMD_OFFSET)
+#define NFADDR (ELFIN_NAND_BASE+NFADDR_OFFSET)
+#define NFDATA (ELFIN_NAND_BASE+NFDATA_OFFSET)
+#define NFMECCDATA0 (ELFIN_NAND_BASE+NFMECCDATA0_OFFSET)
+#define NFMECCDATA1 (ELFIN_NAND_BASE+NFMECCDATA1_OFFSET)
+#define NFSECCDATA0 (ELFIN_NAND_BASE+NFSECCDATA0_OFFSET)
+#define NFSBLK (ELFIN_NAND_BASE+NFSBLK_OFFSET)
+#define NFEBLK (ELFIN_NAND_BASE+NFEBLK_OFFSET)
+#define NFSTAT (ELFIN_NAND_BASE+NFSTAT_OFFSET)
+#define NFESTAT0 (ELFIN_NAND_BASE+NFESTAT0_OFFSET)
+#define NFESTAT1 (ELFIN_NAND_BASE+NFESTAT1_OFFSET)
+#define NFMECC0 (ELFIN_NAND_BASE+NFMECC0_OFFSET)
+#define NFMECC1 (ELFIN_NAND_BASE+NFMECC1_OFFSET)
+#define NFSECC (ELFIN_NAND_BASE+NFSECC_OFFSET)
+#define NFMLCBITPT (ELFIN_NAND_BASE+NFMLCBITPT_OFFSET)
+
+#define NFCONF_REG __REG(ELFIN_NAND_BASE+NFCONF_OFFSET)
+#define NFCONT_REG __REG(ELFIN_NAND_BASE+NFCONT_OFFSET)
+#define NFCMD_REG __REG(ELFIN_NAND_BASE+NFCMMD_OFFSET)
+#define NFADDR_REG __REG(ELFIN_NAND_BASE+NFADDR_OFFSET)
+#define NFDATA_REG __REG(ELFIN_NAND_BASE+NFDATA_OFFSET)
+#define NFDATA8_REG __REGb(ELFIN_NAND_BASE+NFDATA_OFFSET)
+#define NFMECCDATA0_REG __REG(ELFIN_NAND_BASE+NFMECCDATA0_OFFSET)
+#define NFMECCDATA1_REG __REG(ELFIN_NAND_BASE+NFMECCDATA1_OFFSET)
+#define NFSECCDATA0_REG __REG(ELFIN_NAND_BASE+NFSECCDATA0_OFFSET)
+#define NFSBLK_REG __REG(ELFIN_NAND_BASE+NFSBLK_OFFSET)
+#define NFEBLK_REG __REG(ELFIN_NAND_BASE+NFEBLK_OFFSET)
+#define NFSTAT_REG __REG(ELFIN_NAND_BASE+NFSTAT_OFFSET)
+#define NFESTAT0_REG __REG(ELFIN_NAND_BASE+NFESTAT0_OFFSET)
+#define NFESTAT1_REG __REG(ELFIN_NAND_BASE+NFESTAT1_OFFSET)
+#define NFMECC0_REG __REG(ELFIN_NAND_BASE+NFMECC0_OFFSET)
+#define NFMECC1_REG __REG(ELFIN_NAND_BASE+NFMECC1_OFFSET)
+#define NFSECC_REG __REG(ELFIN_NAND_BASE+NFSECC_OFFSET)
+#define NFMLCBITPT_REG __REG(ELFIN_NAND_BASE+NFMLCBITPT_OFFSET)
+
+#define NFCONF_ECC_4BIT (1<<24)
+
+#define NFCONT_ECC_ENC (1<<18)
+#define NFCONT_WP (1<<16)
+#define NFCONT_MECCLOCK (1<<7)
+#define NFCONT_SECCLOCK (1<<6)
+#define NFCONT_INITMECC (1<<5)
+#define NFCONT_INITSECC (1<<4)
+#define NFCONT_INITECC (NFCONT_INITMECC | NFCONT_INITSECC)
+#define NFCONT_CS_ALT (1<<2)
+#define NFCONT_CS (1<<1)
+#define NFCONT_ENABLE (1<<0)
+
+#define NFSTAT_ECCENCDONE (1<<7)
+#define NFSTAT_ECCDECDONE (1<<6)
+#define NFSTAT_RnB (1<<0)
+
+#define NFESTAT0_ECCBUSY (1<<31)
+
+/*
+ * Interrupt
+ */
+#define ELFIN_VIC0_BASE_ADDR 0x71200000
+#define ELFIN_VIC1_BASE_ADDR 0x71300000
+#define oINTMOD 0x0C /* VIC INT SELECT (IRQ or FIQ) */
+#define oINTUNMSK 0x10 /* VIC INT EN (Unmask by writing 1) */
+#define oINTMSK 0x14 /* VIC INT EN CLEAR (Mask by writing 1) */
+#define oINTSUBMSK 0x1C /* VIC SOFT INT CLEAR */
+#define oVECTADDR 0xF00 /* VIC ADDRESS */
+
+/*
+ * Watchdog timer
+ */
+#define ELFIN_WATCHDOG_BASE 0x7E004000
+
+#define WTCON_REG __REG(0x7E004004)
+#define WTDAT_REG __REG(0x7E004008)
+#define WTCNT_REG __REG(0x7E00400C)
+
+
+/*
+ * UART
+ */
+#define ELFIN_UART_BASE 0x7F005000
+
+#define ELFIN_UART0_OFFSET 0x0000
+#define ELFIN_UART1_OFFSET 0x0400
+#define ELFIN_UART2_OFFSET 0x0800
+
+#define ULCON_OFFSET 0x00
+#define UCON_OFFSET 0x04
+#define UFCON_OFFSET 0x08
+#define UMCON_OFFSET 0x0C
+#define UTRSTAT_OFFSET 0x10
+#define UERSTAT_OFFSET 0x14
+#define UFSTAT_OFFSET 0x18
+#define UMSTAT_OFFSET 0x1C
+#define UTXH_OFFSET 0x20
+#define URXH_OFFSET 0x24
+#define UBRDIV_OFFSET 0x28
+#define UDIVSLOT_OFFSET 0x2C
+#define UINTP_OFFSET 0x30
+#define UINTSP_OFFSET 0x34
+#define UINTM_OFFSET 0x38
+
+#define ULCON0_REG __REG(0x7F005000)
+#define UCON0_REG __REG(0x7F005004)
+#define UFCON0_REG __REG(0x7F005008)
+#define UMCON0_REG __REG(0x7F00500C)
+#define UTRSTAT0_REG __REG(0x7F005010)
+#define UERSTAT0_REG __REG(0x7F005014)
+#define UFSTAT0_REG __REG(0x7F005018)
+#define UMSTAT0_REG __REG(0x7F00501c)
+#define UTXH0_REG __REG(0x7F005020)
+#define URXH0_REG __REG(0x7F005024)
+#define UBRDIV0_REG __REG(0x7F005028)
+#define UDIVSLOT0_REG __REG(0x7F00502c)
+#define UINTP0_REG __REG(0x7F005030)
+#define UINTSP0_REG __REG(0x7F005034)
+#define UINTM0_REG __REG(0x7F005038)
+
+#define ULCON1_REG __REG(0x7F005400)
+#define UCON1_REG __REG(0x7F005404)
+#define UFCON1_REG __REG(0x7F005408)
+#define UMCON1_REG __REG(0x7F00540C)
+#define UTRSTAT1_REG __REG(0x7F005410)
+#define UERSTAT1_REG __REG(0x7F005414)
+#define UFSTAT1_REG __REG(0x7F005418)
+#define UMSTAT1_REG __REG(0x7F00541c)
+#define UTXH1_REG __REG(0x7F005420)
+#define URXH1_REG __REG(0x7F005424)
+#define UBRDIV1_REG __REG(0x7F005428)
+#define UDIVSLOT1_REG __REG(0x7F00542c)
+#define UINTP1_REG __REG(0x7F005430)
+#define UINTSP1_REG __REG(0x7F005434)
+#define UINTM1_REG __REG(0x7F005438)
+
+#define UTRSTAT_TX_EMPTY (1 << 2)
+#define UTRSTAT_RX_READY (1 << 0)
+#define UART_ERR_MASK 0xF
+
+/*
+ * PWM timer
+ */
+#define ELFIN_TIMER_BASE 0x7F006000
+
+#define TCFG0_REG __REG(0x7F006000)
+#define TCFG1_REG __REG(0x7F006004)
+#define TCON_REG __REG(0x7F006008)
+#define TCNTB0_REG __REG(0x7F00600c)
+#define TCMPB0_REG __REG(0x7F006010)
+#define TCNTO0_REG __REG(0x7F006014)
+#define TCNTB1_REG __REG(0x7F006018)
+#define TCMPB1_REG __REG(0x7F00601c)
+#define TCNTO1_REG __REG(0x7F006020)
+#define TCNTB2_REG __REG(0x7F006024)
+#define TCMPB2_REG __REG(0x7F006028)
+#define TCNTO2_REG __REG(0x7F00602c)
+#define TCNTB3_REG __REG(0x7F006030)
+#define TCMPB3_REG __REG(0x7F006034)
+#define TCNTO3_REG __REG(0x7F006038)
+#define TCNTB4_REG __REG(0x7F00603c)
+#define TCNTO4_REG __REG(0x7F006040)
+
+/* Fields */
+#define fTCFG0_DZONE Fld(8, 16) /* the dead zone length (= timer 0) */
+#define fTCFG0_PRE1 Fld(8, 8) /* prescaler value for time 2,3,4 */
+#define fTCFG0_PRE0 Fld(8, 0) /* prescaler value for time 0,1 */
+#define fTCFG1_MUX4 Fld(4, 16)
+/* bits */
+#define TCFG0_DZONE(x) FInsrt((x), fTCFG0_DZONE)
+#define TCFG0_PRE1(x) FInsrt((x), fTCFG0_PRE1)
+#define TCFG0_PRE0(x) FInsrt((x), fTCFG0_PRE0)
+#define TCON_4_AUTO (1 << 22) /* auto reload on/off for Timer 4 */
+#define TCON_4_UPDATE (1 << 21) /* manual Update TCNTB4 */
+#define TCON_4_ONOFF (1 << 20) /* 0: Stop, 1: start Timer 4 */
+#define COUNT_4_ON (TCON_4_ONOFF * 1)
+#define COUNT_4_OFF (TCON_4_ONOFF * 0)
+#define TCON_3_AUTO (1 << 19) /* auto reload on/off for Timer 3 */
+#define TIMER3_ATLOAD_ON (TCON_3_AUTO * 1)
+#define TIMER3_ATLAOD_OFF FClrBit(TCON, TCON_3_AUTO)
+#define TCON_3_INVERT (1 << 18) /* 1: Inverter on for TOUT3 */
+#define TIMER3_IVT_ON (TCON_3_INVERT * 1)
+#define TIMER3_IVT_OFF (FClrBit(TCON, TCON_3_INVERT))
+#define TCON_3_MAN (1 << 17) /* manual Update TCNTB3,TCMPB3 */
+#define TIMER3_MANUP (TCON_3_MAN*1)
+#define TIMER3_NOP (FClrBit(TCON, TCON_3_MAN))
+#define TCON_3_ONOFF (1 << 16) /* 0: Stop, 1: start Timer 3 */
+#define TIMER3_ON (TCON_3_ONOFF * 1)
+#define TIMER3_OFF (FClrBit(TCON, TCON_3_ONOFF))
+
+#if defined(CONFIG_CLK_400_100_50)
+#define Startup_AMDIV 400
+#define Startup_MDIV 400
+#define Startup_PDIV 6
+#define Startup_SDIV 1
+#elif defined(CONFIG_CLK_400_133_66)
+#define Startup_AMDIV 400
+#define Startup_MDIV 533
+#define Startup_PDIV 6
+#define Startup_SDIV 1
+#elif defined(CONFIG_CLK_533_133_66)
+#define Startup_AMDIV 533
+#define Startup_MDIV 533
+#define Startup_PDIV 6
+#define Startup_SDIV 1
+#elif defined(CONFIG_CLK_667_133_66)
+#define Startup_AMDIV 667
+#define Startup_MDIV 533
+#define Startup_PDIV 6
+#define Startup_SDIV 1
+#endif
+
+#define Startup_PCLKdiv 3
+#define Startup_HCLKx2div 1
+#define Startup_HCLKdiv 1
+#define Startup_MPLLdiv 1
+#define Startup_APLLdiv 0
+
+#define CLK_DIV_VAL ((Startup_PCLKdiv << 12) | (Startup_HCLKx2div << 9)| \
+ (Startup_HCLKdiv << 8) | (Startup_MPLLdiv<<4) | Startup_APLLdiv)
+#define MPLL_VAL ((1 << 31) | (Startup_MDIV << 16) | \
+ (Startup_PDIV << 8) | Startup_SDIV)
+#define Startup_MPLL (((CONFIG_SYS_CLK_FREQ >> Startup_SDIV) / \
+ Startup_PDIV) * Startup_MDIV)
+
+#if defined(CONFIG_SYNC_MODE)
+#define APLL_VAL ((1 << 31) | (Startup_MDIV << 16) | \
+ (Startup_PDIV << 8) | Startup_SDIV)
+#define Startup_APLL (((CONFIG_SYS_CLK_FREQ >> Startup_SDIV) / \
+ Startup_PDIV) * Startup_MDIV)
+#define Startup_HCLK (Startup_MPLL / (Startup_HCLKx2div + 1) / \
+ (Startup_HCLKdiv + 1))
+#else
+#define APLL_VAL ((1 << 31) | (Startup_AMDIV << 16) | \
+ (Startup_PDIV << 8) | Startup_SDIV)
+#define Startup_APLL (((CONFIG_SYS_CLK_FREQ >> Startup_SDIV) / \
+ Startup_PDIV) * Startup_AMDIV)
+#define Startup_HCLK (Startup_MPLL / (Startup_HCLKx2div + 1) / \
+ (Startup_HCLKdiv + 1))
+#endif
+
+
+/*-----------------------------------------------------------------------
+ * Physical Memory Map
+ */
+#define DMC1_MEM_CFG 0x80010012 /* Chip1, Burst4, Row/Column bit */
+#define DMC1_MEM_CFG2 0xB45
+#define DMC1_CHIP0_CFG 0x150F8 /* 0x4000_0000 ~ 0x43ff_ffff (64MB) */
+#define DMC_DDR_32_CFG 0x0 /* 32bit, DDR */
+
+/* Memory Parameters */
+/* DDR Parameters */
+#define DDR_tREFRESH 7800 /* ns */
+#define DDR_tRAS 45 /* ns (min: 45ns)*/
+#define DDR_tRC 68 /* ns (min: 67.5ns)*/
+#define DDR_tRCD 23 /* ns (min: 22.5ns)*/
+#define DDR_tRFC 80 /* ns (min: 80ns)*/
+#define DDR_tRP 23 /* ns (min: 22.5ns)*/
+#define DDR_tRRD 15 /* ns (min: 15ns)*/
+#define DDR_tWR 15 /* ns (min: 15ns)*/
+#define DDR_tXSR 120 /* ns (min: 120ns)*/
+#define DDR_CASL 3 /* CAS Latency 3 */
+
+/*
+ * mDDR memory configuration
+ */
+#define DMC_DDR_BA_EMRS 2
+#define DMC_DDR_MEM_CASLAT 3
+/* 6 Set Cas Latency to 3 */
+#define DMC_DDR_CAS_LATENCY (DDR_CASL << 1)
+/* Min 0.75 ~ 1.25 */
+#define DMC_DDR_t_DQSS 1
+/* Min 2 tck */
+#define DMC_DDR_t_MRD 2
+/* 7, Min 45ns */
+#define DMC_DDR_t_RAS (((Startup_HCLK/1000*DDR_tRAS)-1)/1000000+1)
+/* 10, Min 67.5ns */
+#define DMC_DDR_t_RC (((Startup_HCLK/1000*DDR_tRC)-1)/1000000+1)
+/* 4,5(TRM), Min 22.5ns */
+#define DMC_DDR_t_RCD (((Startup_HCLK/1000*DDR_tRCD)-1)/1000000+1)
+#define DMC_DDR_schedule_RCD ((DMC_DDR_t_RCD - 3) << 3)
+/* 11,18(TRM) Min 80ns */
+#define DMC_DDR_t_RFC (((Startup_HCLK/1000*DDR_tRFC)-1)/1000000+1)
+#define DMC_DDR_schedule_RFC ((DMC_DDR_t_RFC - 3) << 5)
+/* 4, 5(TRM) Min 22.5ns */
+#define DMC_DDR_t_RP (((Startup_HCLK/1000*DDR_tRP)-1)/1000000+1)
+#define DMC_DDR_schedule_RP ((DMC_DDR_t_RP - 3) << 3)
+/* 3, Min 15ns */
+#define DMC_DDR_t_RRD (((Startup_HCLK/1000*DDR_tRRD)-1)/1000000+1)
+/* Min 15ns */
+#define DMC_DDR_t_WR (((Startup_HCLK/1000*DDR_tWR)-1)/1000000+1)
+#define DMC_DDR_t_WTR 2
+/* 1tck + tIS(1.5ns) */
+#define DMC_DDR_t_XP 2
+/* 17, Min 120ns */
+#define DMC_DDR_t_XSR (((Startup_HCLK/1000*DDR_tXSR)-1)/1000000+1)
+#define DMC_DDR_t_ESR DMC_DDR_t_XSR
+/* TRM 2656 */
+#define DMC_DDR_REFRESH_PRD (((Startup_HCLK/1000*DDR_tREFRESH)-1)/1000000)
+/* 2b01 : mDDR */
+#define DMC_DDR_USER_CONFIG 1
+
+#ifndef __ASSEMBLY__
+enum s3c64xx_uarts_nr {
+ S3C64XX_UART0,
+ S3C64XX_UART1,
+ S3C64XX_UART2,
+};
+
+#include "s3c64x0.h"
+
+static inline s3c64xx_uart *s3c64xx_get_base_uart(enum s3c64xx_uarts_nr nr)
+{
+ return (s3c64xx_uart *)(ELFIN_UART_BASE + (nr * 0x400));
+}
+#endif
+
+#endif /*__S3C6400_H__*/
diff --git a/include/s3c64x0.h b/include/s3c64x0.h
new file mode 100644
index 0000000..ba6802a
--- /dev/null
+++ b/include/s3c64x0.h
@@ -0,0 +1,92 @@
+/*
+ * (C) Copyright 2003
+ * David MÃŒller ELSOFT AG Switzerland. d.mueller at elsoft.ch
+ *
+ * (C) Copyright 2008
+ * Guennadi Liakhovetki, DENX Software Engineering, <lg at 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
+ */
+
+/************************************************
+ * NAME : S3C64XX.h
+ * Version : 31.3.2003
+ *
+ * common stuff for SAMSUNG S3C64XX SoC
+ ************************************************/
+
+#ifndef __S3C64XX_H__
+#define __S3C64XX_H__
+
+#if defined(CONFIG_SYNC_MODE) && defined(CONFIG_S3C6400)
+#error CONFIG_SYNC_MODE unavailable on S3C6400, please, fix your configuration!
+#endif
+
+typedef vu_char S3C64XX_REG8;
+typedef vu_short S3C64XX_REG16;
+typedef vu_long S3C64XX_REG32;
+
+/* UART (see manual chapter 11) */
+typedef struct {
+ S3C64XX_REG32 ULCON;
+ S3C64XX_REG32 UCON;
+ S3C64XX_REG32 UFCON;
+ S3C64XX_REG32 UMCON;
+ S3C64XX_REG32 UTRSTAT;
+ S3C64XX_REG32 UERSTAT;
+ S3C64XX_REG32 UFSTAT;
+ S3C64XX_REG32 UMSTAT;
+#ifdef __BIG_ENDIAN
+ S3C64XX_REG8 res1[3];
+ S3C64XX_REG8 UTXH;
+ S3C64XX_REG8 res2[3];
+ S3C64XX_REG8 URXH;
+#else /* Little Endian */
+ S3C64XX_REG8 UTXH;
+ S3C64XX_REG8 res1[3];
+ S3C64XX_REG8 URXH;
+ S3C64XX_REG8 res2[3];
+#endif
+ S3C64XX_REG32 UBRDIV;
+#ifdef __BIG_ENDIAN
+ S3C64XX_REG8 res3[2];
+ S3C64XX_REG16 UDIVSLOT;
+#else
+ S3C64XX_REG16 UDIVSLOT;
+ S3C64XX_REG8 res3[2];
+#endif
+} /*__attribute__((__packed__))*/ s3c64xx_uart;
+
+/* PWM TIMER (see manual chapter 10) */
+typedef struct {
+ S3C64XX_REG32 TCNTB;
+ S3C64XX_REG32 TCMPB;
+ S3C64XX_REG32 TCNTO;
+} /*__attribute__((__packed__))*/ s3c64xx_timer;
+
+typedef struct {
+ S3C64XX_REG32 TCFG0;
+ S3C64XX_REG32 TCFG1;
+ S3C64XX_REG32 TCON;
+ s3c64xx_timer ch[4];
+ S3C64XX_REG32 TCNTB4;
+ S3C64XX_REG32 TCNTO4;
+} /*__attribute__((__packed__))*/ s3c64xx_timers;
+
+#endif /*__S3C64XX_H__*/
--
1.5.4
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