This patch adds support for the Samsung s5pc100 and s5pc110
SoCs. The s5pc1xx SoC is an ARM Cortex A8 processor.

Signed-off-by: Minkyu Kang <mk7.k...@samsung.com>
Signed-off-by: HeungJun, Kim <riverful....@samsung.com>
---
 cpu/arm_cortexa8/s5pc1xx/Makefile        |   53 ++++++
 cpu/arm_cortexa8/s5pc1xx/cache.c         |   43 +++++
 cpu/arm_cortexa8/s5pc1xx/clock.c         |  302 ++++++++++++++++++++++++++++++
 cpu/arm_cortexa8/s5pc1xx/cpu_info.c      |   75 ++++++++
 cpu/arm_cortexa8/s5pc1xx/reset.S         |   47 +++++
 cpu/arm_cortexa8/s5pc1xx/timer.c         |  195 +++++++++++++++++++
 include/asm-arm/arch-s5pc1xx/clk.h       |   46 +++++
 include/asm-arm/arch-s5pc1xx/clock.h     |  100 ++++++++++
 include/asm-arm/arch-s5pc1xx/cpu.h       |   73 +++++++
 include/asm-arm/arch-s5pc1xx/gpio.h      |  127 +++++++++++++
 include/asm-arm/arch-s5pc1xx/hardware.h  |   63 ++++++
 include/asm-arm/arch-s5pc1xx/i2c.h       |   43 +++++
 include/asm-arm/arch-s5pc1xx/interrupt.h |   40 ++++
 include/asm-arm/arch-s5pc1xx/mem.h       |   58 ++++++
 include/asm-arm/arch-s5pc1xx/power.h     |   42 ++++
 include/asm-arm/arch-s5pc1xx/pwm.h       |   65 +++++++
 include/asm-arm/arch-s5pc1xx/uart.h      |   53 ++++++
 17 files changed, 1425 insertions(+), 0 deletions(-)
 create mode 100644 cpu/arm_cortexa8/s5pc1xx/Makefile
 create mode 100644 cpu/arm_cortexa8/s5pc1xx/cache.c
 create mode 100644 cpu/arm_cortexa8/s5pc1xx/clock.c
 create mode 100644 cpu/arm_cortexa8/s5pc1xx/cpu_info.c
 create mode 100644 cpu/arm_cortexa8/s5pc1xx/reset.S
 create mode 100644 cpu/arm_cortexa8/s5pc1xx/timer.c
 create mode 100644 include/asm-arm/arch-s5pc1xx/clk.h
 create mode 100644 include/asm-arm/arch-s5pc1xx/clock.h
 create mode 100644 include/asm-arm/arch-s5pc1xx/cpu.h
 create mode 100644 include/asm-arm/arch-s5pc1xx/gpio.h
 create mode 100644 include/asm-arm/arch-s5pc1xx/hardware.h
 create mode 100644 include/asm-arm/arch-s5pc1xx/i2c.h
 create mode 100644 include/asm-arm/arch-s5pc1xx/interrupt.h
 create mode 100644 include/asm-arm/arch-s5pc1xx/mem.h
 create mode 100644 include/asm-arm/arch-s5pc1xx/power.h
 create mode 100644 include/asm-arm/arch-s5pc1xx/pwm.h
 create mode 100644 include/asm-arm/arch-s5pc1xx/uart.h

diff --git a/cpu/arm_cortexa8/s5pc1xx/Makefile 
b/cpu/arm_cortexa8/s5pc1xx/Makefile
new file mode 100644
index 0000000..e08d9d8
--- /dev/null
+++ b/cpu/arm_cortexa8/s5pc1xx/Makefile
@@ -0,0 +1,53 @@
+#
+# (C) Copyright 2000-2003
+# Wolfgang Denk, DENX Software Engineering, w...@denx.de.
+#
+# (C) Copyright 2008
+# Guennadi Liakhovetki, DENX Software Engineering, <l...@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
+
+SOBJS  = reset.o
+
+COBJS  += cache.o
+COBJS  += clock.o
+COBJS  += cpu_info.o
+COBJS  += timer.o
+
+SRCS   := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS   := $(addprefix $(obj),$(COBJS) $(SOBJS))
+
+all:    $(obj).depend $(LIB)
+
+$(LIB):        $(OBJS)
+       $(AR) $(ARFLAGS) $@ $(OBJS)
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/cpu/arm_cortexa8/s5pc1xx/cache.c b/cpu/arm_cortexa8/s5pc1xx/cache.c
new file mode 100644
index 0000000..8652a45
--- /dev/null
+++ b/cpu/arm_cortexa8/s5pc1xx/cache.c
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2009 Samsung Electronics
+ * Minkyu Kang <mk7.k...@samsung.com>
+ *
+ * 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/cache.h>
+
+void l2_cache_enable(void)
+{
+       unsigned long i;
+
+       __asm__ __volatile__("mrc p15, 0, %0, c1, c0, 1":"=r"(i));
+       __asm__ __volatile__("orr %0, %0, #0x2":"=r"(i));
+       __asm__ __volatile__("mcr p15, 0, %0, c1, c0, 1":"=r"(i));
+}
+
+void l2_cache_disable(void)
+{
+       unsigned long i;
+
+       __asm__ __volatile__("mrc p15, 0, %0, c1, c0, 1":"=r"(i));
+       __asm__ __volatile__("bic %0, %0, #0x2":"=r"(i));
+       __asm__ __volatile__("mcr p15, 0, %0, c1, c0, 1":"=r"(i));
+}
diff --git a/cpu/arm_cortexa8/s5pc1xx/clock.c b/cpu/arm_cortexa8/s5pc1xx/clock.c
new file mode 100644
index 0000000..da56fda
--- /dev/null
+++ b/cpu/arm_cortexa8/s5pc1xx/clock.c
@@ -0,0 +1,302 @@
+/*
+ * Copyright (C) 2009 Samsung Electronics
+ * Minkyu Kang <mk7.k...@samsung.com>
+ * Heungjun Kim <riverful....@samsung.com>
+ *
+ * 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/io.h>
+#include <asm/arch/clk.h>
+#include <asm/arch/clock.h>
+
+#define APLL 0
+#define MPLL 1
+#define EPLL 2
+#define HPLL 3
+#define VPLL 4
+
+#ifndef CONFIG_SYS_CLK_FREQ_C100
+#define CONFIG_SYS_CLK_FREQ_C100       12000000
+#endif
+#ifndef CONFIG_SYS_CLK_FREQ_C110
+#define CONFIG_SYS_CLK_FREQ_C110       24000000
+#endif
+
+/*
+ * CONFIG_SYS_CLK_FREQ_C1xx should be defined as the input frequency
+ *
+ * get_FCLK(), get_HCLK(), get_PCLK() and get_UCLK() return the clock of
+ * the specified bus in HZ
+ */
+unsigned long get_pll_clk(int pllreg)
+{
+       struct s5pc100_clock *clk_c100 =
+               (struct s5pc100_clock *)S5PC1XX_CLOCK_BASE;
+       struct s5pc110_clock *clk_c110 =
+               (struct s5pc110_clock *)S5PC1XX_CLOCK_BASE;
+       unsigned long r, m, p, s, mask, fout;
+       unsigned int freq;
+
+       switch (pllreg) {
+       case APLL:
+               if (cpu_is_s5pc110())
+                       r = readl(&clk_c110->APLL_CON);
+               else
+                       r = readl(&clk_c100->APLL_CON);
+               break;
+       case MPLL:
+               if (cpu_is_s5pc110())
+                       r = readl(&clk_c110->MPLL_CON);
+               else
+                       r = readl(&clk_c100->MPLL_CON);
+               break;
+       case EPLL:
+               if (cpu_is_s5pc110())
+                       r = readl(&clk_c110->EPLL_CON);
+               else
+                       r = readl(&clk_c100->EPLL_CON);
+               break;
+       case HPLL:
+               if (cpu_is_s5pc110()) {
+                       puts("s5pc110 don't use HPLL\n");
+                       return 0;
+               }
+               r = readl(&clk_c100->HPLL_CON);
+               break;
+       case VPLL:
+               if (cpu_is_s5pc100()) {
+                       puts("s5pc100 don't use VPLL\n");
+                       return 0;
+               }
+               r = readl(&clk_c110->VPLL_CON);
+               break;
+       default:
+               printf("Unsupported PLL (%d)\n", pllreg);
+               return 0;
+       }
+
+       if (cpu_is_s5pc110()) {
+               /*
+                * APLL_CON: MIDV [25:16]
+                * MPLL_CON: MIDV [25:16]
+                * EPLL_CON: MIDV [24:16]
+                * VPLL_CON: MIDV [24:16]
+                */
+               if (pllreg == APLL || pllreg == MPLL)
+                       mask = 0x3ff;
+               else
+                       mask = 0x1ff;
+       } else {
+               /*
+                * APLL_CON: MIDV [25:16]
+                * MPLL_CON: MIDV [23:16]
+                * EPLL_CON: MIDV [23:16]
+                * HPLL_CON: MIDV [23:16]
+                */
+               if (pllreg == APLL)
+                       mask = 0x3ff;
+               else
+                       mask = 0x0ff;
+       }
+       m = (r >> 16) & mask;
+
+       /* PDIV [13:8] */
+       p = (r >> 8) & 0x3f;
+       /* SDIV [2:0] */
+       s = r & 0x7;
+
+       if (cpu_is_s5pc110()) {
+               freq = CONFIG_SYS_CLK_FREQ_C110;
+               if (pllreg == APLL) {
+                       if (s < 1)
+                               s = 1;
+                       /* FOUT = MDIV * FIN / (PDIV * 2^(SDIV - 1)) */
+                       fout = m * (freq / (p * (1 << (s - 1))));
+               } else
+                       /* FOUT = MDIV * FIN / (PDIV * 2^SDIV) */
+                       fout = m * (freq / (p * (1 << s)));
+       } else {
+               /* FOUT = MDIV * FIN / (PDIV * 2^SDIV) */
+               freq = CONFIG_SYS_CLK_FREQ_C100;
+               fout = m * (freq / (p * (1 << s)));
+       }
+
+       return fout;
+}
+
+/* return ARMCORE frequency */
+unsigned long get_arm_clk(void)
+{
+       struct s5pc100_clock *clk = (struct s5pc100_clock *)S5PC1XX_CLOCK_BASE;
+       unsigned long div;
+       unsigned long dout_apll, armclk;
+       unsigned int apll_ratio, arm_ratio;
+
+       div = readl(&clk->DIV0);
+       if (cpu_is_s5pc110()) {
+               /* ARM_RATIO: don't use */
+               arm_ratio = 0;
+               /* APLL_RATIO: [2:0] */
+               apll_ratio = div & 0x7;
+       } else {
+               /* ARM_RATIO: [6:4] */
+               arm_ratio = (div >> 4) & 0x7;
+               /* APLL_RATIO: [0] */
+               apll_ratio = div & 0x1;
+       }
+
+       dout_apll = get_pll_clk(APLL) / (apll_ratio + 1);
+       armclk = dout_apll / (arm_ratio + 1);
+
+       return armclk;
+}
+
+/* return FCLK frequency */
+unsigned long get_fclk(void)
+{
+       return get_pll_clk(APLL);
+}
+
+/* return MCLK frequency */
+unsigned long get_mclk(void)
+{
+       return get_pll_clk(MPLL);
+}
+
+/* s5pc100: return HCLKD0 frequency */
+unsigned long get_hclk(void)
+{
+       struct s5pc100_clock *clk = (struct s5pc100_clock *)S5PC1XX_CLOCK_BASE;
+       unsigned long hclkd0;
+       uint div, d0_bus_ratio;
+
+       div = readl(&clk->DIV0);
+       /* D0_BUS_RATIO: [10:8] */
+       d0_bus_ratio = (div >> 8) & 0x7;
+
+       hclkd0 = get_arm_clk() / (d0_bus_ratio + 1);
+
+       return hclkd0;
+}
+
+/* s5pc100: return PCLKD0 frequency */
+unsigned long get_pclkd0(void)
+{
+       struct s5pc100_clock *clk = (struct s5pc100_clock *)S5PC1XX_CLOCK_BASE;
+       unsigned long pclkd0;
+       uint div, pclkd0_ratio;
+
+       div = readl(&clk->DIV0);
+       /* PCLKD0_RATIO: [14:12] */
+       pclkd0_ratio = (div >> 12) & 0x7;
+
+       pclkd0 = get_hclk() / (pclkd0_ratio + 1);
+
+       return pclkd0;
+}
+
+/* s5pc100: return PCLKD1 frequency */
+unsigned long get_pclkd1(void)
+{
+       struct s5pc100_clock *clk = (struct s5pc100_clock *)S5PC1XX_CLOCK_BASE;
+       unsigned long d1_bus, pclkd1;
+       uint div, d1_bus_ratio, pclkd1_ratio;
+
+       div = readl(&clk->DIV0);
+       /* D1_BUS_RATIO: [14:12] */
+       d1_bus_ratio = (div >> 12) & 0x7;
+       /* PCLKD1_RATIO: [18:16] */
+       pclkd1_ratio = (div >> 16) & 0x7;
+
+       /* ASYNC Mode */
+       d1_bus = get_pll_clk(MPLL) / (d1_bus_ratio + 1);
+       pclkd1 = d1_bus / (pclkd1_ratio + 1);
+
+       return pclkd1;
+}
+
+/* s5pc110: return HCLKs frequency */
+unsigned long get_hclk_sys(int dom)
+{
+       struct s5pc110_clock *clk = (struct s5pc110_clock *)S5PC1XX_CLOCK_BASE;
+       unsigned long hclk;
+       unsigned int div;
+       unsigned int offset;
+       unsigned int hclk_sys_ratio;
+
+       if (dom == CLK_M)
+               return get_hclk();
+
+       div = readl(&clk->DIV0);
+
+       /*
+        * HCLK_MSYS_RATIO: [10:8]
+        * HCLK_DSYS_RATIO: [19:16]
+        * HCLK_PSYS_RATIO: [27:24]
+        */
+       offset = 8 + (dom << 0x3);
+
+       hclk_sys_ratio = (div >> offset) & 0xf;
+
+       hclk = get_pll_clk(MPLL) / (hclk_sys_ratio + 1);
+
+       return hclk;
+}
+
+/* s5pc110: return PCLKs frequency */
+unsigned long get_pclk_sys(int dom)
+{
+       struct s5pc110_clock *clk = (struct s5pc110_clock *)S5PC1XX_CLOCK_BASE;
+       unsigned long pclk;
+       unsigned int div;
+       unsigned int offset;
+       unsigned int pclk_sys_ratio;
+
+       div = readl(&clk->DIV0);
+
+       /*
+        * PCLK_MSYS_RATIO: [14:12]
+        * PCLK_DSYS_RATIO: [22:20]
+        * PCLK_PSYS_RATIO: [30:28]
+        */
+       offset = 12 + (dom << 0x3);
+
+       pclk_sys_ratio = (div >> offset) & 0x7;
+
+       pclk = get_hclk_sys(dom) / (pclk_sys_ratio + 1);
+
+       return pclk;
+}
+
+/* return peripheral clock */
+unsigned long get_pclk(void)
+{
+       if (cpu_is_s5pc110())
+               return get_pclk_sys(CLK_P);
+       else
+               return get_pclkd1();
+}
+
+/* return UCLK frequency */
+unsigned long get_uclk(void)
+{
+       return get_pll_clk(EPLL);
+}
diff --git a/cpu/arm_cortexa8/s5pc1xx/cpu_info.c 
b/cpu/arm_cortexa8/s5pc1xx/cpu_info.c
new file mode 100644
index 0000000..eacacc8
--- /dev/null
+++ b/cpu/arm_cortexa8/s5pc1xx/cpu_info.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2009 Samsung Electronics
+ * Minkyu Kang <mk7.k...@samsung.com>
+ *
+ * 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/io.h>
+#include <asm/arch/clk.h>
+
+/* Default is s5pc100 */
+unsigned int s5pc1xx_cpu_id = 0xC100;
+
+#ifdef CONFIG_ARCH_CPU_INIT
+int arch_cpu_init(void)
+{
+       s5pc1xx_cpu_id = readl(S5PC1XX_PRO_ID);
+       s5pc1xx_cpu_id = 0xC000 | ((s5pc1xx_cpu_id & 0x00FFF000) >> 12);
+
+       return 0;
+}
+#endif
+
+u32 get_device_type(void)
+{
+       return s5pc1xx_cpu_id;
+}
+
+#ifdef CONFIG_DISPLAY_CPUINFO
+int print_cpuinfo(void)
+{
+       char buf[32];
+
+       printf("CPU:\ts5...@%smhz\n",
+                       s5pc1xx_cpu_id, strmhz(buf, get_arm_clk()));
+       if (cpu_is_s5pc110()) {
+               printf("\tAPLL = %s MHz, ", strmhz(buf, get_fclk()));
+               printf("MPLL = %s MHz, ", strmhz(buf, get_mclk()));
+               printf("EPLL = %s MHz\n", strmhz(buf, get_uclk()));
+
+               printf("\tHclk: Msys %s MHz, ",
+                               strmhz(buf, get_hclk_sys(CLK_M)));
+               printf("Dsys %7s MHz, ", strmhz(buf, get_hclk_sys(CLK_D)));
+               printf("Psys %7s MHz\n", strmhz(buf, get_hclk_sys(CLK_P)));
+
+               printf("\tPclk: Msys %s MHz, ",
+                               strmhz(buf, get_pclk_sys(CLK_M)));
+               printf("Dsys %7s MHz, ", strmhz(buf, get_pclk_sys(CLK_D)));
+               printf("Psys %7s MHz\n", strmhz(buf, get_pclk_sys(CLK_P)));
+       } else {
+               printf("\tFclk = %s MHz\n", strmhz(buf, get_fclk()));
+               printf("\tHclkD0 = %s MHz\n", strmhz(buf, get_hclk()));
+               printf("\tPclkD0 = %s MHz\n", strmhz(buf, get_pclkd0()));
+               printf("\tPclkD1 = %s MHz\n", strmhz(buf, get_pclkd1()));
+       }
+
+       return 0;
+}
+#endif
diff --git a/cpu/arm_cortexa8/s5pc1xx/reset.S b/cpu/arm_cortexa8/s5pc1xx/reset.S
new file mode 100644
index 0000000..7f6ff9c
--- /dev/null
+++ b/cpu/arm_cortexa8/s5pc1xx/reset.S
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2009 Samsung Electronics.
+ * Minkyu Kang <mk7.k...@samsung.com>
+ *
+ * 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 <asm/arch/cpu.h>
+
+#define S5PC100_SWRESET                        0xE0200000
+#define S5PC110_SWRESET                        0xE0102000
+
+.globl reset_cpu
+reset_cpu:
+       ldr     r1, =S5PC1XX_PRO_ID
+       ldr     r2, [r1]
+       ldr     r4, =0x00010000
+       and     r4, r2, r4
+       cmp     r4, #0
+       bne     110f
+       /* S5PC100 */
+       ldr     r1, =S5PC100_SWRESET
+       ldr     r2, =0xC100
+       b       200f
+110:   /* S5PC110 */
+       ldr     r1, =S5PC110_SWRESET
+       mov     r2, #1
+200:
+       str     r2, [r1]
+_loop_forever:
+       b       _loop_forever
diff --git a/cpu/arm_cortexa8/s5pc1xx/timer.c b/cpu/arm_cortexa8/s5pc1xx/timer.c
new file mode 100644
index 0000000..f3d94b8
--- /dev/null
+++ b/cpu/arm_cortexa8/s5pc1xx/timer.c
@@ -0,0 +1,195 @@
+/*
+ * Copyright (C) 2009 Samsung Electronics
+ * Heungjun Kim <riverful....@samsung.com>
+ * Inki Dae <inki....@samsung.com>
+ * Minkyu Kang <mk7.k...@samsung.com>
+ *
+ * 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/io.h>
+#include <asm/arch/pwm.h>
+#include <asm/arch/clk.h>
+
+#define PRESCALER_1            (16 - 1)        /* prescaler of timer 2, 3, 4 */
+#define MUX_DIV_2              1               /* 1/2 period */
+#define MUX_DIV_4              2               /* 1/4 period */
+#define MUX_DIV_8              3               /* 1/8 period */
+#define MUX_DIV_16             4               /* 1/16 period */
+#define MUX4_DIV_SHIFT         16
+
+#define TCON_TIMER4_SHIFT      20
+
+static unsigned long count_value;
+
+/* Internal tick units */
+static unsigned long long timestamp;   /* Monotonic incrementing timer */
+static unsigned long lastdec;          /* Last decremneter snapshot */
+
+/* macro to read the 16 bit timer */
+static inline struct s5pc1xx_timer *s5pc1xx_get_base_timer(void)
+{
+       if (cpu_is_s5pc110())
+               return (struct s5pc1xx_timer *)S5PC110_TIMER_BASE;
+       else
+               return (struct s5pc1xx_timer *)S5PC100_TIMER_BASE;
+}
+
+int timer_init(void)
+{
+       struct s5pc1xx_timer *const timer = s5pc1xx_get_base_timer();
+       u32 val;
+
+       /*
+        * @ PWM Timer 4
+        * Timer Freq(HZ) =
+        *      PCLK / { (prescaler_value + 1) * (divider_value) }
+        */
+
+       /* set prescaler : 16 */
+       /* set divider : 2 */
+       writel((PRESCALER_1 & 0xff) << 8, &timer->TCFG0);
+       writel((MUX_DIV_2 & 0xf) << MUX4_DIV_SHIFT, &timer->TCFG1);
+
+       if (count_value == 0) {
+               /* reset initial value */
+               /* count_value = 2085937.5(HZ) (per 1 sec)*/
+               count_value = get_pclk() / ((PRESCALER_1 + 1) *
+                               (MUX_DIV_2 + 1));
+
+               /* count_value / 100 = 20859.375(HZ) (per 10 msec) */
+               count_value = count_value / 100;
+       }
+
+       /* set count value */
+       writel(count_value, &timer->TCNTB4);
+       lastdec = count_value;
+
+       val = (readl(&timer->TCON) & ~(0x07 << TCON_TIMER4_SHIFT)) |
+               S5PC1XX_TCON4_AUTO_RELOAD;
+
+       /* auto reload & manual update */
+       writel(val | S5PC1XX_TCON4_UPDATE, &timer->TCON);
+
+       /* start PWM timer 4 */
+       writel(val | S5PC1XX_TCON4_START, &timer->TCON);
+
+       timestamp = 0;
+
+       return 0;
+}
+
+/*
+ * timer without interrupts
+ */
+void reset_timer(void)
+{
+       reset_timer_masked();
+}
+
+unsigned long get_timer(unsigned long base)
+{
+       return get_timer_masked() - base;
+}
+
+void set_timer(unsigned long t)
+{
+       timestamp = t;
+}
+
+/* delay x useconds */
+void udelay(unsigned long usec)
+{
+       unsigned long tmo, tmp;
+
+       if (usec >= 1000) {
+               /*
+                * if "big" number, spread normalization
+                * to seconds
+                * 1. start to normalize for usec to ticks per sec
+                * 2. find number of "ticks" to wait to achieve target
+                * 3. finish normalize.
+                */
+               tmo = usec / 1000;
+               tmo *= (CONFIG_SYS_HZ * count_value / 10);
+               tmo /= 1000;
+       } else {
+               /* else small number, don't kill it prior to HZ multiply */
+               tmo = usec * CONFIG_SYS_HZ * count_value / 10;
+               tmo /= (1000 * 1000);
+       }
+
+       /* get current timestamp */
+       tmp = get_timer(0);
+
+       /* if setting this fordward will roll time stamp */
+       /* reset "advancing" timestamp to 0, set lastdec value */
+       /* else, set advancing stamp wake up time */
+       if ((tmo + tmp + 1) < tmp)
+               reset_timer_masked();
+       else
+               tmo += tmp;
+
+       /* loop till event */
+       while (get_timer_masked() < tmo)
+               ;       /* nop */
+}
+
+void reset_timer_masked(void)
+{
+       struct s5pc1xx_timer *const timer = s5pc1xx_get_base_timer();
+
+       /* reset time */
+       lastdec = readl(&timer->TCNTO4);
+       timestamp = 0;
+}
+
+unsigned long get_timer_masked(void)
+{
+       struct s5pc1xx_timer *const timer = s5pc1xx_get_base_timer();
+       unsigned long now = readl(&timer->TCNTO4);
+
+       if (lastdec >= now)
+               timestamp += lastdec - now;
+       else
+               timestamp += lastdec + count_value - now;
+
+       lastdec = now;
+
+       return timestamp;
+}
+
+/*
+ * 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)
+{
+       return get_timer(0);
+}
+
+/*
+ * This function is derived from PowerPC code (timebase clock frequency).
+ * On ARM it returns the number of timer ticks per second.
+ */
+unsigned long get_tbclk(void)
+{
+       return CONFIG_SYS_HZ;
+}
diff --git a/include/asm-arm/arch-s5pc1xx/clk.h 
b/include/asm-arm/arch-s5pc1xx/clk.h
new file mode 100644
index 0000000..9c13a71
--- /dev/null
+++ b/include/asm-arm/arch-s5pc1xx/clk.h
@@ -0,0 +1,46 @@
+/*
+ * (C) Copyright 2009 Samsung Electronics
+ * Minkyu Kang <mk7.k...@samsung.com>
+ * Heungjun Kim <riverful....@samsung.com>
+ *
+ * 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 __ASM_ARM_ARCH_CLK_H_
+#define __ASM_ARM_ARCH_CLK_H_
+
+unsigned long get_pll_clk(int pllreg);
+unsigned long get_arm_clk(void);
+unsigned long get_fclk(void);
+unsigned long get_mclk(void);
+unsigned long get_hclk(void);
+unsigned long get_pclk(void);
+unsigned long get_uclk(void);
+
+/*s5pc110 */
+#define CLK_M  0
+#define CLK_D  1
+#define CLK_P  2
+
+unsigned long get_hclk_sys(int dom);
+unsigned long get_pclk_sys(int dom);
+
+/* s5pc100 */
+unsigned long get_pclkd0(void);
+unsigned long get_pclkd1(void);
+
+#endif
diff --git a/include/asm-arm/arch-s5pc1xx/clock.h 
b/include/asm-arm/arch-s5pc1xx/clock.h
new file mode 100644
index 0000000..f11c9ce
--- /dev/null
+++ b/include/asm-arm/arch-s5pc1xx/clock.h
@@ -0,0 +1,100 @@
+/*
+ * (C) Copyright 2009 Samsung Electronics
+ * Minkyu Kang <mk7.k...@samsung.com>
+ * Heungjun Kim <riverful....@samsung.com>
+ *
+ * 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 __ASM_ARM_ARCH_CLOCK_H_
+#define __ASM_ARM_ARCH_CLOCK_H_
+
+/*
+ * Clock control
+ */
+
+/* Clock Register */
+
+#ifndef __ASSEMBLY__
+struct s5pc100_clock {
+       unsigned long   APLL_LOCK;
+       unsigned long   MPLL_LOCK;
+       unsigned long   EPLL_LOCK;
+       unsigned long   HPLL_LOCK;
+       unsigned char   res1[0xf0];
+       unsigned long   APLL_CON;
+       unsigned long   MPLL_CON;
+       unsigned long   EPLL_CON;
+       unsigned long   HPLL_CON;
+       unsigned char   res2[0xf0];
+       unsigned long   SRC0;
+       unsigned long   SRC1;
+       unsigned long   SRC2;
+       unsigned long   SRC3;
+       unsigned char   res3[0xf0];
+       unsigned long   DIV0;
+       unsigned long   DIV1;
+       unsigned long   DIV2;
+       unsigned long   DIV3;
+       unsigned long   DIV4;
+       unsigned char   res4[0x1ec];
+       unsigned long   GATE_D00;
+       unsigned long   GATE_D01;
+       unsigned long   GATE_D02;
+       unsigned char   res5[0x54];
+       unsigned long   GATE_SCLK0;
+       unsigned long   GATE_SCLK1;
+};
+
+struct s5pc110_clock {
+       unsigned long   APLL_LOCK;
+       unsigned char   res1[0x4];
+       unsigned long   MPLL_LOCK;
+       unsigned char   res2[0x4];
+       unsigned long   EPLL_LOCK;
+       unsigned char   res3[0xc];
+       unsigned long   VPLL_LOCK;
+       unsigned char   res4[0xdc];
+       unsigned long   APLL_CON;
+       unsigned char   res5[0x4];
+       unsigned long   MPLL_CON;
+       unsigned char   res6[0x4];
+       unsigned long   EPLL_CON;
+       unsigned char   res7[0xc];
+       unsigned long   VPLL_CON;
+       unsigned char   res8[0xdc];
+       unsigned long   SRC0;
+       unsigned long   SRC1;
+       unsigned long   SRC2;
+       unsigned long   SRC3;
+       unsigned char   res9[0xf0];
+       unsigned long   DIV0;
+       unsigned long   DIV1;
+       unsigned long   DIV2;
+       unsigned long   DIV3;
+       unsigned long   DIV4;
+       unsigned char   res10[0x1ec];
+       unsigned long   GATE_D00;
+       unsigned long   GATE_D01;
+       unsigned long   GATE_D02;
+       unsigned char   res11[0x54];
+       unsigned long   GATE_SCLK0;
+       unsigned long   GATE_SCLK1;
+};
+#endif
+
+#endif
diff --git a/include/asm-arm/arch-s5pc1xx/cpu.h 
b/include/asm-arm/arch-s5pc1xx/cpu.h
new file mode 100644
index 0000000..c7d7183
--- /dev/null
+++ b/include/asm-arm/arch-s5pc1xx/cpu.h
@@ -0,0 +1,73 @@
+/*
+ * (C) Copyright 2009 Samsung Electronics
+ * Minkyu Kang <mk7.k...@samsung.com>
+ * Heungjun Kim <riverful....@samsung.com>
+ *
+ * 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 _S5PC1XX_CPU_H
+#define _S5PC1XX_CPU_H
+
+#include <asm/hardware.h>
+
+#define S5PC1XX_ADDR_BASE      0xe0000000
+#define S5P_ADDR(x)            (S5PC1XX_ADDR_BASE + (x))
+
+#define S5PC1XX_CLOCK_BASE     0xE0100000
+#define S5P_PA_CLK_OTHERS      S5P_ADDR(0x00200000)    /* Clock Others Base */
+
+/* Note that write the macro by address order */
+#define S5PC100_VIC0_BASE      0xE4000000
+#define S5PC100_VIC1_BASE      0xE4100000
+#define S5PC100_VIC2_BASE      0xE4200000
+#define S5PC100_SROMC_BASE     0xE7000000
+#define S5PC100_ONENAND_BASE   0xE7100000
+#define S5PC100_WATCHDOG_BASE  0xEA200000
+
+#define S5PC110_WATCHDOG_BASE  0xE2700000
+#define S5PC110_SROMC_BASE     0xE8000000
+#define S5PC110_VIC0_BASE      0xF2000000
+#define S5PC110_VIC1_BASE      0xF2100000
+#define S5PC110_VIC2_BASE      0xF2200000
+#define S5PC110_VIC3_BASE      0xF2300000
+
+/*
+ * Chip ID
+ */
+#define S5PC1XX_CHIP_ID(x)     (0xE0000000 + (x))
+#define S5PC1XX_PRO_ID         S5PC1XX_CHIP_ID(0)
+#define S5PC1XX_OMR            S5PC1XX_CHIP_ID(4)
+
+#ifndef __ASSEMBLY__
+/* CPU detection macros */
+extern unsigned int s5pc1xx_cpu_id;
+
+#define IS_SAMSUNG_TYPE(type, id)                                      \
+static inline int is_##type(void)                                      \
+{                                                                      \
+       return (s5pc1xx_cpu_id == (id)) ? 1 : 0;                        \
+}
+
+IS_SAMSUNG_TYPE(s5pc100, 0xc100)
+IS_SAMSUNG_TYPE(s5pc110, 0xc110)
+
+#define cpu_is_s5pc100()       is_s5pc100()
+#define cpu_is_s5pc110()       is_s5pc110()
+#endif
+
+#endif /* _S5PC1XX_CPU_H */
diff --git a/include/asm-arm/arch-s5pc1xx/gpio.h 
b/include/asm-arm/arch-s5pc1xx/gpio.h
new file mode 100644
index 0000000..26d0950
--- /dev/null
+++ b/include/asm-arm/arch-s5pc1xx/gpio.h
@@ -0,0 +1,127 @@
+/*
+ * (C) Copyright 2009 Samsung Electronics
+ * Minkyu Kang <mk7.k...@samsung.com>
+ * Heungjun Kim <riverful....@samsung.com>
+ *
+ * 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 __S5PC1XX_GPIO_H
+#define __S5PC1XX_GPIO_H
+
+/* GPIO Bank Base */
+#define S5PC100_GPIO_BASE(x)           (0xE0300000 + (x))
+#define S5PC110_GPIO_BASE(x)           (0xE0200000 + (x))
+
+/* S5PC100 bank offset */
+#define S5PC100_GPIO_A0_OFFSET         0x000
+#define S5PC100_GPIO_A1_OFFSET         0x020
+#define S5PC100_GPIO_B_OFFSET          0x040
+#define S5PC100_GPIO_C_OFFSET          0x060
+#define S5PC100_GPIO_D_OFFSET          0x080
+#define S5PC100_GPIO_E0_OFFSET         0x0A0
+#define S5PC100_GPIO_E1_OFFSET         0x0C0
+#define S5PC100_GPIO_F0_OFFSET         0x0E0
+#define S5PC100_GPIO_F1_OFFSET         0x100
+#define S5PC100_GPIO_F2_OFFSET         0x120
+#define S5PC100_GPIO_F3_OFFSET         0x140
+#define S5PC100_GPIO_G0_OFFSET         0x160
+#define S5PC100_GPIO_G1_OFFSET         0x180
+#define S5PC100_GPIO_G2_OFFSET         0x1A0
+#define S5PC100_GPIO_G3_OFFSET         0x1C0
+#define S5PC100_GPIO_I_OFFSET          0x1E0
+#define S5PC100_GPIO_J0_OFFSET         0x200
+#define S5PC100_GPIO_J1_OFFSET         0x220
+#define S5PC100_GPIO_J2_OFFSET         0x240
+#define S5PC100_GPIO_J3_OFFSET         0x260
+#define S5PC100_GPIO_J4_OFFSET         0x280
+#define S5PC100_GPIO_K0_OFFSET         0x2A0
+#define S5PC100_GPIO_K1_OFFSET         0x2C0
+#define S5PC100_GPIO_K2_OFFSET         0x2E0
+#define S5PC100_GPIO_K3_OFFSET         0x300
+#define S5PC100_GPIO_L0_OFFSET         0x320
+#define S5PC100_GPIO_L1_OFFSET         0x340
+#define S5PC100_GPIO_L2_OFFSET         0x360
+#define S5PC100_GPIO_L3_OFFSET         0x380
+#define S5PC100_GPIO_L4_OFFSET         0x3A0
+#define S5PC100_GPIO_H0_OFFSET         0xC00
+#define S5PC100_GPIO_H1_OFFSET         0xC20
+#define S5PC100_GPIO_H2_OFFSET         0xC40
+#define S5PC100_GPIO_H3_OFFSET         0xC60
+
+/* S5PC110 bank offset */
+#define S5PC110_GPIO_A0_OFFSET         0x000
+#define S5PC110_GPIO_A1_OFFSET         0x020
+#define S5PC110_GPIO_B_OFFSET          0x040
+#define S5PC110_GPIO_C0_OFFSET         0x060
+#define S5PC110_GPIO_C1_OFFSET         0x080
+#define S5PC110_GPIO_D0_OFFSET         0x0A0
+#define S5PC110_GPIO_D1_OFFSET         0x0C0
+#define S5PC110_GPIO_E0_OFFSET         0x0E0
+#define S5PC110_GPIO_E1_OFFSET         0x110
+#define S5PC110_GPIO_F0_OFFSET         0x120
+#define S5PC110_GPIO_F1_OFFSET         0x140
+#define S5PC110_GPIO_F2_OFFSET         0x160
+#define S5PC110_GPIO_F3_OFFSET         0x180
+#define S5PC110_GPIO_G0_OFFSET         0x1A0
+#define S5PC110_GPIO_G1_OFFSET         0x1C0
+#define S5PC110_GPIO_G2_OFFSET         0x1E0
+#define S5PC110_GPIO_G3_OFFSET         0x200
+#define S5PC110_GPIO_I_OFFSET          0x220
+#define S5PC110_GPIO_J0_OFFSET         0x240
+#define S5PC110_GPIO_J1_OFFSET         0x260
+#define S5PC110_GPIO_J2_OFFSET         0x280
+#define S5PC110_GPIO_J3_OFFSET         0x2A0
+#define S5PC110_GPIO_J4_OFFSET         0x2C0
+#define S5PC110_GPIO_MP0_1_OFFSET      0x2E0
+#define S5PC110_GPIO_MP0_2_OFFSET      0x300
+#define S5PC110_GPIO_MP0_3_OFFSET      0x320
+#define S5PC110_GPIO_MP0_4_OFFSET      0x340
+#define S5PC110_GPIO_MP0_5_OFFSET      0x360
+#define S5PC110_GPIO_MP0_6_OFFSET      0x380
+#define S5PC110_GPIO_MP0_7_OFFSET      0x3A0
+#define S5PC110_GPIO_MP1_0_OFFSET      0x3C0
+#define S5PC110_GPIO_MP1_1_OFFSET      0x3E0
+#define S5PC110_GPIO_MP1_2_OFFSET      0x410
+#define S5PC110_GPIO_MP1_3_OFFSET      0x420
+#define S5PC110_GPIO_MP1_4_OFFSET      0x440
+#define S5PC110_GPIO_MP1_5_OFFSET      0x460
+#define S5PC110_GPIO_MP1_6_OFFSET      0x480
+#define S5PC110_GPIO_MP1_7_OFFSET      0x4A0
+#define S5PC110_GPIO_MP1_8_OFFSET      0x4C0
+#define S5PC110_GPIO_MP2_0_OFFSET      0x4E0
+#define S5PC110_GPIO_MP2_1_OFFSET      0x510
+#define S5PC110_GPIO_MP2_2_OFFSET      0x520
+#define S5PC110_GPIO_MP2_3_OFFSET      0x540
+#define S5PC110_GPIO_MP2_4_OFFSET      0x560
+#define S5PC110_GPIO_MP2_5_OFFSET      0x580
+#define S5PC110_GPIO_MP2_6_OFFSET      0x5A0
+#define S5PC110_GPIO_MP2_7_OFFSET      0x5C0
+#define S5PC110_GPIO_MP2_8_OFFSET      0x5E0
+#define S5PC110_GPIO_H0_OFFSET         0xC00
+#define S5PC110_GPIO_H1_OFFSET         0xC20
+#define S5PC110_GPIO_H2_OFFSET         0xC40
+#define S5PC110_GPIO_H3_OFFSET         0xC60
+
+/* GPIO bank Offset */
+#define S5PC1XX_GPIO_CON_OFFSET                0x0
+#define S5PC1XX_GPIO_DAT_OFFSET                0x4
+#define S5PC1XX_GPIO_PULL_OFFSET       0x8
+#define S5PC1XX_GPIO_DRV_OFFSET                0xc
+#define S5PC1XX_GPIO_PDNCON_OFFSET     0x10
+#define S5PC1XX_GPIO_PDNPULL_OFFSET    0x14
+
+#endif
diff --git a/include/asm-arm/arch-s5pc1xx/hardware.h 
b/include/asm-arm/arch-s5pc1xx/hardware.h
new file mode 100644
index 0000000..ca95c3d
--- /dev/null
+++ b/include/asm-arm/arch-s5pc1xx/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, <l...@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/asm-arm/arch-s5pc1xx/i2c.h 
b/include/asm-arm/arch-s5pc1xx/i2c.h
new file mode 100644
index 0000000..6c7d3b6
--- /dev/null
+++ b/include/asm-arm/arch-s5pc1xx/i2c.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2009 Samsung Electronics
+ * Minkyu Kang <mk7.k...@samsung.com>
+ * Kyungnin Park <kyungmin.p...@samsung.com>
+ *
+ * based on s3c24x0_i2c.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 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 __ASM_ARCH_I2C_H_
+#define __ASM_ARCH_I2C_H_
+
+/* I2C */
+#define S5PC100_I2C0_BASE      0xEC100000
+#define S5PC100_I2C1_BASE      0xEC200000
+#define S5PC110_I2C0_BASE      0xE1800000
+#define S5PC110_I2C2_BASE      0xE1A00000
+
+#ifndef __ASSEMBLY__
+struct s5pc1xx_i2c {
+       unsigned long   IICCON;
+       unsigned long   IICSTAT;
+       unsigned long   IICADD;
+       unsigned long   IICDS;
+       unsigned long   IICLC;
+};
+#endif
+
+#endif
diff --git a/include/asm-arm/arch-s5pc1xx/interrupt.h 
b/include/asm-arm/arch-s5pc1xx/interrupt.h
new file mode 100644
index 0000000..a3c8680
--- /dev/null
+++ b/include/asm-arm/arch-s5pc1xx/interrupt.h
@@ -0,0 +1,40 @@
+/*
+ * (C) Copyright 2009 Samsung Electronics
+ * Minkyu Kang <mk7.k...@samsung.com>
+ * Heungjun Kim <riverful....@samsung.com>
+ *
+ * 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 __ASM_ARM_ARCH_INTERRUPT_H_
+#define __ASM_ARM_ARCH_INTERRUPT_H_
+
+/* Vector Interrupt Offset */
+#define VIC_IRQSTATUS_OFFSET           0x0
+#define VIC_FIQSTATUS_OFFSET           0x4
+#define VIC_RAWINTR_OFFSET             0x8
+#define VIC_INTSELECT_OFFSET           0xc
+#define VIC_INTENABLE_OFFSET           0x10
+#define VIC_INTENCLEAR_OFFSET          0x14
+#define VIC_SOFTINT_OFFSET             0x18
+#define VIC_SOFTINTCLEAR_OFFSET                0x1c
+#define VIC_PROTECTION_OFFSET          0x20
+#define VIC_SWPRIORITYMASK_OFFSET      0x24
+#define VIC_PRIORITYDAISY_OFFSET       0x28
+#define VIC_INTADDRESS_OFFSET          0xf00
+
+#endif
diff --git a/include/asm-arm/arch-s5pc1xx/mem.h 
b/include/asm-arm/arch-s5pc1xx/mem.h
new file mode 100644
index 0000000..4b06aaf
--- /dev/null
+++ b/include/asm-arm/arch-s5pc1xx/mem.h
@@ -0,0 +1,58 @@
+/*
+ * (C) Copyright 2009 Samsung Electronics
+ * Minkyu Kang <mk7.k...@samsung.com>
+ * Heungjun Kim <riverful....@samsung.com>
+ *
+ * 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 __ASM_ARM_ARCH_MEM_H_
+#define __ASM_ARM_ARCH_MEM_H_
+
+/*
+ * SROMC Controller
+ */
+/* DRAM Memory Controller */
+#define S5PC100_DMC_BASE       0xE6000000
+#define S5PC110_DMC0_BASE      0xF0000000
+#define S5PC110_DMC1_BASE      0xF1400000
+
+/* DMC offset */
+#define CONCONTROL_OFFSET      0x00
+#define MEMCONTROL_OFFSET      0x04
+#define MEMCONFIG0_OFFSET      0x08
+#define MEMCONFIG1_OFFSET      0x0c
+#define DIRECTCMD_OFFSET       0x10
+#define PRECHCONFIG_OFFSET     0x14
+#define PHYCONTROL0_OFFSET     0x18
+#define PHYCONTROL1_OFFSET     0x1c
+#define PHYCONTROL2_OFFSET     0x20
+#define PWRDNCONFIG_OFFSET     0x28
+#define TIMINGAREF_OFFSET      0x30
+#define TIMINGROW_OFFSET       0x34
+#define TIMINGDATA_OFFSET      0x38
+#define TIMINGPOWER_OFFSET     0x3c
+#define PHYSTATUS0_OFFSET      0x40
+#define PHYSTATUS1_OFFSET      0x44
+#define CHIP0STATUS_OFFSET     0x48
+#define CHIP1STATUS_OFFSET     0x4c
+#define AREFSTATUS_OFFSET      0x50
+#define MRSTATUS_OFFSET                0x54
+#define PHYTEST0_OFFSET                0x58
+#define PHYTEST1_OFFSET                0x5c
+
+#endif
diff --git a/include/asm-arm/arch-s5pc1xx/power.h 
b/include/asm-arm/arch-s5pc1xx/power.h
new file mode 100644
index 0000000..57e2a2b
--- /dev/null
+++ b/include/asm-arm/arch-s5pc1xx/power.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2009 Samsung Electronics
+ * Kyungmin Park <kyungmin.p...@samsung.com>
+ * Minkyu Kang <mk7.k...@samsung.com>
+ *
+ * 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 __ASM_ARM_ARCH_POWER_H_
+#define __ASM_ARM_ARCH_POWER_H_
+
+/*
+ * Power control
+ */
+#define S5PC100_OTHERS                 0xE0108200
+#define S5PC100_RST_STAT               0xE0108300
+#define S5PC100_SLEEP_WAKEUP           (1 << 3)
+#define S5PC100_WAKEUP_STAT            0xE0108304
+#define S5PC100_INFORM0                        0xE0108400
+
+#define S5PC110_RST_STAT               0xE010A000
+#define S5PC110_SLEEP_WAKEUP           (1 << 3)
+#define S5PC110_WAKEUP_STAT            0xE010C200
+#define S5PC110_OTHERS                 0xE010E000
+#define S5PC110_USB_PHY_CON            0xE010E80C
+#define S5PC110_INFORM0                        0xE010F000
+
+#endif
diff --git a/include/asm-arm/arch-s5pc1xx/pwm.h 
b/include/asm-arm/arch-s5pc1xx/pwm.h
new file mode 100644
index 0000000..85c63d7
--- /dev/null
+++ b/include/asm-arm/arch-s5pc1xx/pwm.h
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2009 Samsung Electronics
+ * Kyungmin Park <kyungmin.p...@samsung.com>
+ * Minkyu Kang <mk7.k...@samsung.com>
+ *
+ * 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 __ASM_ARM_ARCH_PWM_H_
+#define __ASM_ARM_ARCH_PWM_H_
+
+/*
+ * PWM Timer
+ */
+#define S5PC100_PWMTIMER_BASE  0xEA000000
+#define S5PC110_PWMTIMER_BASE  0xE2500000
+
+/* PWM timer addressing */
+#define S5PC100_TIMER_BASE     S5PC100_PWMTIMER_BASE
+#define S5PC110_TIMER_BASE     S5PC110_PWMTIMER_BASE
+
+/* Interval mode(Auto Reload) of PWM Timer 4 */
+#define S5PC1XX_TCON4_AUTO_RELOAD      (1 << 22)
+/* Update TCNTB4 */
+#define S5PC1XX_TCON4_UPDATE           (1 << 21)
+/* start bit of PWM Timer 4 */
+#define S5PC1XX_TCON4_START            (1 << 20)
+
+#ifndef __ASSEMBLY__
+struct s5pc1xx_timer {
+       unsigned long   TCFG0;
+       unsigned long   TCFG1;
+       unsigned long   TCON;
+       unsigned long   TCNTB0;
+       unsigned long   TCMPB0;
+       unsigned long   TCNTO0;
+       unsigned long   TCNTB1;
+       unsigned long   TCMPB1;
+       unsigned long   TCNTO1;
+       unsigned long   TCNTB2;
+       unsigned long   TCMPB2;
+       unsigned long   TCNTO2;
+       unsigned long   TCNTB3;
+       unsigned long   res1;
+       unsigned long   TCNTO3;
+       unsigned long   TCNTB4;
+       unsigned long   TCNTO4;
+       unsigned long   TINTCSTAT;
+};
+#endif /* __ASSEMBLY__ */
+
+#endif
diff --git a/include/asm-arm/arch-s5pc1xx/uart.h 
b/include/asm-arm/arch-s5pc1xx/uart.h
new file mode 100644
index 0000000..1a2ca41
--- /dev/null
+++ b/include/asm-arm/arch-s5pc1xx/uart.h
@@ -0,0 +1,53 @@
+/*
+ * (C) Copyright 2009 Samsung Electronics
+ * Minkyu Kang <mk7.k...@samsung.com>
+ * Heungjun Kim <riverful....@samsung.com>
+ *
+ * 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 __ASM_ARCH_UART_H_
+#define __ASM_ARCH_UART_H_
+
+/*
+ * UART
+ */
+/* uart base address */
+#define S5PC100_PA_UART                0xEC000000
+#define S5PC110_PA_UART                0xE2900000
+
+#ifndef __ASSEMBLY__
+struct s5pc1xx_uart {
+       unsigned long   ULCON;
+       unsigned long   UCON;
+       unsigned long   UFCON;
+       unsigned long   UMCON;
+       unsigned long   UTRSTAT;
+       unsigned long   UERSTAT;
+       unsigned long   UFSTAT;
+       unsigned long   UMSTAT;
+       unsigned char   UTXH;
+       unsigned char   res1[3];
+       unsigned char   URXH;
+       unsigned char   res2[3];
+       unsigned long   UBRDIV;
+       unsigned short  UDIVSLOT;
+       unsigned char   res3[2];
+};
+#endif /* __ASSEMBLY__ */
+
+#endif
-- 
1.5.4.3
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