Merge branch 'master' of git://www.denx.de/git/u-boot-arm

15 files changed, 2058 insertions, 7 deletions

diff --git a/MAKEALL b/MAKEALL
index 47f3296..145b513 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -485,6 +485,7 @@ LIST_ARM10="		\
 LIST_ARM11="		\
 	cp1136		\
 	omap2420h4	\
+	apollon		\
 "
 
 #########################################################################
diff --git a/Makefile b/Makefile
index b0d08df..47db5b7 100644
--- a/Makefile
+++ b/Makefile
@@ -2461,9 +2461,12 @@ zylonite_config :
 #########################################################################
 ## ARM1136 Systems
 #########################################################################
-omap2420h4_config :    unconfig
+omap2420h4_config	: unconfig
 	@$(MKCONFIG) $(@:_config=) arm arm1136 omap2420h4
 
+apollon_config		: unconfig
+	@$(MKCONFIG) $(@:_config=) arm arm1136 apollon
+
 #========================================================================
 # i386
 #========================================================================
diff --git a/board/apollon/Makefile b/board/apollon/Makefile
new file mode 100644
index 0000000..5348f2d
--- /dev/null
+++ b/board/apollon/Makefile
@@ -0,0 +1,48 @@
+#
+# (C) Copyright 2000, 2001, 2002
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB	= $(obj)lib$(BOARD).a
+
+COBJS	:= apollon.o mem.o sys_info.o
+SOBJS	:= lowlevel_init.o
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS) $(SOBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
diff --git a/board/apollon/apollon.c b/board/apollon/apollon.c
new file mode 100644
index 0000000..064d143
--- /dev/null
+++ b/board/apollon/apollon.c
@@ -0,0 +1,472 @@
+/*
+ * (C) Copyright 2005-2007
+ * Samsung Electronics.
+ * Kyungmin Park <kyungmin.park@samsung.com>
+ *
+ * Derived from omap2420
+ *
+ * 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/arch/omap2420.h>
+#include <asm/io.h>
+#include <asm/arch/bits.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/sys_info.h>
+#include <asm/arch/mem.h>
+#include <asm/mach-types.h>
+
+void wait_for_command_complete(unsigned int wd_base);
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define write_config_reg(reg, value)					\
+do {									\
+	writeb(value, reg);						\
+} while (0)
+
+#define mask_config_reg(reg, mask)					\
+do {									\
+	char value = readb(reg) & ~(mask);				\
+	writeb(value, reg);						\
+} while (0)
+
+/*******************************************************
+ * Routine: delay
+ * Description: spinning delay to use before udelay works
+ ******************************************************/
+static inline void delay(unsigned long loops)
+{
+	__asm__("1:\n" "subs %0, %1, #1\n"
+		  "bne 1b":"=r" (loops):"0"(loops));
+}
+
+/*****************************************
+ * Routine: board_init
+ * Description: Early hardware init.
+ *****************************************/
+int board_init(void)
+{
+	gpmc_init();		/* in SRAM or SDRM, finish GPMC */
+
+	gd->bd->bi_arch_number = 919;
+	/* adress of boot parameters */
+	gd->bd->bi_boot_params = (OMAP2420_SDRC_CS0 + 0x100);
+
+	return 0;
+}
+
+/**********************************************************
+ * Routine: s_init
+ * Description: Does early system init of muxing and clocks.
+ * - Called path is with sram stack.
+ **********************************************************/
+void s_init(void)
+{
+	watchdog_init();
+	set_muxconf_regs();
+	delay(100);
+
+	peripheral_enable();
+	icache_enable();
+}
+
+/*******************************************************
+ * Routine: misc_init_r
+ * Description: Init ethernet (done here so udelay works)
+ ********************************************************/
+int misc_init_r(void)
+{
+	ether_init();		/* better done here so timers are init'ed */
+	return (0);
+}
+
+/****************************************
+ * Routine: watchdog_init
+ * Description: Shut down watch dogs
+ *****************************************/
+void watchdog_init(void)
+{
+	/* There are 4 watch dogs.  1 secure, and 3 general purpose.
+	 * The ROM takes care of the secure one. Of the 3 GP ones,
+	 * 1 can reset us directly, the other 2 only generate MPU interrupts.
+	 */
+	__raw_writel(WD_UNLOCK1, WD2_BASE + WSPR);
+	wait_for_command_complete(WD2_BASE);
+	__raw_writel(WD_UNLOCK2, WD2_BASE + WSPR);
+
+#define MPU_WD_CLOCKED 1
+#if MPU_WD_CLOCKED
+	/* value 0x10 stick on aptix, BIT4 polarity seems oppsite */
+	__raw_writel(WD_UNLOCK1, WD3_BASE + WSPR);
+	wait_for_command_complete(WD3_BASE);
+	__raw_writel(WD_UNLOCK2, WD3_BASE + WSPR);
+
+	__raw_writel(WD_UNLOCK1, WD4_BASE + WSPR);
+	wait_for_command_complete(WD4_BASE);
+	__raw_writel(WD_UNLOCK2, WD4_BASE + WSPR);
+#endif
+}
+
+/******************************************************
+ * Routine: wait_for_command_complete
+ * Description: Wait for posting to finish on watchdog
+ ******************************************************/
+void wait_for_command_complete(unsigned int wd_base)
+{
+	int pending = 1;
+	do {
+		pending = __raw_readl(wd_base + WWPS);
+	} while (pending);
+}
+
+/*******************************************************************
+ * Routine:ether_init
+ * Description: take the Ethernet controller out of reset and wait
+ *  		   for the EEPROM load to complete.
+ ******************************************************************/
+void ether_init(void)
+{
+#ifdef CONFIG_DRIVER_LAN91C96
+	int cnt = 20;
+
+	__raw_writeb(0x03, OMAP2420_CTRL_BASE + 0x0f2);	/*protect->gpio74 */
+
+	__raw_writew(0x0, LAN_RESET_REGISTER);
+	do {
+		__raw_writew(0x1, LAN_RESET_REGISTER);
+		udelay(100);
+		if (cnt == 0) {
+			printf("1. eth reset err\n");
+			goto eth_reset_err_out;
+		}
+		--cnt;
+	} while (__raw_readw(LAN_RESET_REGISTER) != 0x1);
+
+	cnt = 20;
+
+	do {
+		__raw_writew(0x0, LAN_RESET_REGISTER);
+		udelay(100);
+		if (cnt == 0) {
+			printf("2. eth reset err\n");
+			goto eth_reset_err_out;
+		}
+		--cnt;
+	} while (__raw_readw(LAN_RESET_REGISTER) != 0x0000);
+	udelay(1000);
+
+	mask_config_reg(ETH_CONTROL_REG, 0x01);
+	udelay(1000);
+
+eth_reset_err_out:
+	return;
+#endif
+}
+
+/**********************************************
+ * Routine: dram_init
+ * Description: sets uboots idea of sdram size
+ **********************************************/
+int dram_init(void)
+{
+	unsigned int size0 = 0, size1 = 0;
+	u32 mtype, btype, rev = 0, cpu = 0;
+#define NOT_EARLY 0
+
+	btype = get_board_type();
+	mtype = get_mem_type();
+	rev = get_cpu_rev();
+	cpu = get_cpu_type();
+
+	display_board_info(btype);
+
+	if ((mtype == DDR_COMBO) || (mtype == DDR_STACKED)) {
+		/* init other chip select */
+		do_sdrc_init(SDRC_CS1_OSET, NOT_EARLY);
+	}
+
+	size0 = get_sdr_cs_size(SDRC_CS0_OSET);
+	size1 = get_sdr_cs_size(SDRC_CS1_OSET);
+
+	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+	gd->bd->bi_dram[0].size = size0;
+#if CONFIG_NR_DRAM_BANKS > 1
+	gd->bd->bi_dram[1].start = PHYS_SDRAM_1 + size0;
+	gd->bd->bi_dram[1].size = size1;
+#endif
+
+	return 0;
+}
+
+/**********************************************************
+ * Routine: set_muxconf_regs
+ * Description: Setting up the configuration Mux registers
+ *              specific to the hardware
+ *********************************************************/
+void set_muxconf_regs(void)
+{
+	muxSetupSDRC();
+	muxSetupGPMC();
+	muxSetupUsb0();		/* USB Device */
+	muxSetupUsbHost();	/* USB Host */
+	muxSetupUART1();
+	muxSetupLCD();
+	muxSetupMMCSD();
+	muxSetupTouchScreen();
+}
+
+/*****************************************************************
+ * Routine: peripheral_enable
+ * Description: Enable the clks & power for perifs (GPT2, UART1,...)
+ ******************************************************************/
+void peripheral_enable(void)
+{
+	unsigned int v, if_clks = 0, func_clks = 0;
+
+	/* Enable GP2 timer. */
+	if_clks |= BIT4 | BIT3;
+	func_clks |= BIT4 | BIT3;
+	/* Sys_clk input OMAP2420_GPT2 */
+	v = __raw_readl(CM_CLKSEL2_CORE) | 0x4 | 0x2;
+	__raw_writel(v, CM_CLKSEL2_CORE);
+	__raw_writel(0x1, CM_CLKSEL_WKUP);
+
+#ifdef CFG_NS16550
+	/* Enable UART1 clock */
+	func_clks |= BIT21;
+	if_clks |= BIT21;
+#endif
+	/* Interface clocks on */
+	v = __raw_readl(CM_ICLKEN1_CORE) | if_clks;
+	__raw_writel(v, CM_ICLKEN1_CORE);
+	/* Functional Clocks on */
+	v = __raw_readl(CM_FCLKEN1_CORE) | func_clks;
+	__raw_writel(v, CM_FCLKEN1_CORE);
+	delay(1000);
+
+#ifndef KERNEL_UPDATED
+	{
+#define V1 0xffffffff
+#define V2 0x00000007
+
+		__raw_writel(V1, CM_FCLKEN1_CORE);
+		__raw_writel(V2, CM_FCLKEN2_CORE);
+		__raw_writel(V1, CM_ICLKEN1_CORE);
+		__raw_writel(V1, CM_ICLKEN2_CORE);
+	}
+#endif
+}
+
+/****************************************
+ * Routine: muxSetupUsb0   (ostboot)
+ * Description: Setup usb muxing
+ *****************************************/
+void muxSetupUsb0(void)
+{
+	mask_config_reg(CONTROL_PADCONF_USB0_PUEN, 0x1f);
+	mask_config_reg(CONTROL_PADCONF_USB0_VP, 0x1f);
+	mask_config_reg(CONTROL_PADCONF_USB0_VM, 0x1f);
+	mask_config_reg(CONTROL_PADCONF_USB0_RCV, 0x1f);
+	mask_config_reg(CONTROL_PADCONF_USB0_TXEN, 0x1f);
+	mask_config_reg(CONTROL_PADCONF_USB0_SE0, 0x1f);
+	mask_config_reg(CONTROL_PADCONF_USB0_DAT, 0x1f);
+}
+
+/****************************************
+ * Routine: muxSetupUSBHost   (ostboot)
+ * Description: Setup USB Host muxing
+ *****************************************/
+void muxSetupUsbHost(void)
+{
+	/* V19 */
+	write_config_reg(CONTROL_PADCONF_USB1_RCV, 1);
+	/* W20 */
+	write_config_reg(CONTROL_PADCONF_USB1_TXEN, 1);
+	/* N14 */
+	write_config_reg(CONTROL_PADCONF_GPIO69, 3);
+	/* P15 */
+	write_config_reg(CONTROL_PADCONF_GPIO70, 3);
+	/* L18 */
+	write_config_reg(CONTROL_PADCONF_GPIO102, 3);
+	/* L19 */
+	write_config_reg(CONTROL_PADCONF_GPIO103, 3);
+	/* K15 */
+	write_config_reg(CONTROL_PADCONF_GPIO104, 3);
+	/* K14 */
+	write_config_reg(CONTROL_PADCONF_GPIO105, 3);
+}
+
+/****************************************
+ * Routine: muxSetupUART1  (ostboot)
+ * Description: Set up uart1 muxing
+ *****************************************/
+void muxSetupUART1(void)
+{
+	/* UART1_CTS pin configuration, PIN = D21, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_UART1_CTS, 0);
+	/* UART1_RTS pin configuration, PIN = H21, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_UART1_RTS, 0);
+	/* UART1_TX pin configuration, PIN = L20, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_UART1_TX, 0);
+	/* UART1_RX pin configuration, PIN = T21, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_UART1_RX, 0);
+}
+
+/****************************************
+ * Routine: muxSetupLCD   (ostboot)
+ * Description: Setup lcd muxing
+ *****************************************/
+void muxSetupLCD(void)
+{
+	/* LCD_D0 pin configuration, PIN = Y7, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D0, 0);
+	/* LCD_D1 pin configuration, PIN = P10 , Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D1, 0);
+	/* LCD_D2 pin configuration, PIN = V8, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D2, 0);
+	/* LCD_D3 pin configuration, PIN = Y8, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D3, 0);
+	/* LCD_D4 pin configuration, PIN = W8, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D4, 0);
+	/* LCD_D5 pin configuration, PIN = R10, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D5, 0);
+	/* LCD_D6 pin configuration, PIN = Y9, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D6, 0);
+	/* LCD_D7 pin configuration, PIN = V9, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D7, 0);
+	/* LCD_D8 pin configuration, PIN = W9, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D8, 0);
+	/* LCD_D9 pin configuration, PIN = P11, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D9, 0);
+	/* LCD_D10 pin configuration, PIN = V10, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D10, 0);
+	/* LCD_D11 pin configuration, PIN = Y10, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D11, 0);
+	/* LCD_D12 pin configuration, PIN = W10, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D12, 0);
+	/* LCD_D13 pin configuration, PIN = R11, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D13, 0);
+	/* LCD_D14 pin configuration, PIN = V11, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D14, 0);
+	/* LCD_D15 pin configuration, PIN = W11, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D15, 0);
+	/* LCD_D16 pin configuration, PIN = P12, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D16, 0);
+	/* LCD_D17 pin configuration, PIN = R12, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_D17, 0);
+	/* LCD_PCLK pin configuration, PIN = W6, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_PCLK, 0);
+	/* LCD_VSYNC pin configuration, PIN = V7, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_VSYNC, 0);
+	/* LCD_HSYNC pin configuration, PIN = Y6, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_HSYNC, 0);
+	/* LCD_ACBIAS pin configuration, PIN = W7, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_DSS_ACBIAS, 0);
+}
+
+/****************************************
+ * Routine: muxSetupMMCSD (ostboot)
+ * Description: set up MMC muxing
+ *****************************************/
+void muxSetupMMCSD(void)
+{
+	/* SDMMC_CLKI pin configuration,  PIN = H15, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_MMC_CLKI, 0);
+	/* SDMMC_CLKO pin configuration,  PIN = G19, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_MMC_CLKO, 0);
+	/* SDMMC_CMD pin configuration,   PIN = H18, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_MMC_CMD, 0);
+	/* SDMMC_DAT0 pin configuration,  PIN = F20, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_MMC_DAT0, 0);
+	/* SDMMC_DAT1 pin configuration,  PIN = H14, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_MMC_DAT1, 0);
+	/* SDMMC_DAT2 pin configuration,  PIN = E19, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_MMC_DAT2, 0);
+	/* SDMMC_DAT3 pin configuration,  PIN = D19, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_MMC_DAT3, 0);
+	/* SDMMC_DDIR0 pin configuration, PIN = F19, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR0, 0);
+	/* SDMMC_DDIR1 pin configuration, PIN = E20, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR1, 0);
+	/* SDMMC_DDIR2 pin configuration, PIN = F18, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR2, 0);
+	/* SDMMC_DDIR3 pin configuration, PIN = E18, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR3, 0);
+	/* SDMMC_CDIR pin configuration,  PIN = G18, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_MMC_CMD_DIR, 0);
+}
+
+/******************************************
+ * Routine: muxSetupTouchScreen (ostboot)
+ * Description:  Set up touch screen muxing
+ *******************************************/
+void muxSetupTouchScreen(void)
+{
+	/* SPI1_CLK pin configuration,  PIN = U18, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_SPI1_CLK, 0);
+	/* SPI1_MOSI pin configuration, PIN = V20, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_SPI1_SIMO, 0);
+	/* SPI1_MISO pin configuration, PIN = T18, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_SPI1_SOMI, 0);
+	/* SPI1_nCS0 pin configuration, PIN = U19, Mode = 0, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_SPI1_NCS0, 0);
+#define CONTROL_PADCONF_GPIO85	CONTROL_PADCONF_SPI1_NCS1
+	/* PEN_IRQ pin configuration,   PIN = N15, Mode = 3, PUPD=Disabled */
+	write_config_reg(CONTROL_PADCONF_GPIO85, 3);
+}
+
+/***************************************************************
+ * Routine: muxSetupGPMC (ostboot)
+ * Description: Configures balls which cam up in protected mode
+ ***************************************************************/
+void muxSetupGPMC(void)
+{
+	/* gpmc_io_dir, MCR */
+	writel(0x4800008C, 0x19000000);
+
+	/* NOR FLASH CS0 */
+	/* signal - Gpmc_clk; pin - J4; offset - 0x0088; mode 0; Byte-3 */
+	write_config_reg(CONTROL_PADCONF_GPMC_D2_BYTE3, 0);
+	/* MPDB(Multi Port Debug Port) CS1 */
+	/* signal - gpmc_ncs1; pin - N8; offset - 0x008D; mode 0; Byte-1 */
+	write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE1, 0);
+	/* signal - Gpmc_ncs2; pin - E2; offset - 0x008E; mode 0; Byte-2 */
+	write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE2, 0);
+	/* signal - Gpmc_ncs3; pin - N2; offset - 0x008F; mode 0; Byte-3 */
+	write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE3, 0);
+	/* signal - Gpmc_ncs4; pin - ??; offset - 0x0090; mode 0; Byte-4 */
+	write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE4, 0);
+	/* signal - Gpmc_ncs5; pin - ??; offset - 0x0091; mode 0; Byte-5 */
+	write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE5, 0);
+	/* signal - Gpmc_ncs6; pin - ??; offset - 0x0092; mode 0; Byte-6 */
+	write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE6, 0);
+	/* signal - Gpmc_ncs7; pin - ??; offset - 0x0093; mode 0; Byte-7 */
+	write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE7, 0);
+}
+
+/****************************************************************
+ * Routine: muxSetupSDRC  (ostboot)
+ * Description: Configures balls which come up in protected mode
+ ****************************************************************/
+void muxSetupSDRC(void)
+{
+	/* It's set by IPL */
+}
diff --git a/board/apollon/config.mk b/board/apollon/config.mk
new file mode 100644
index 0000000..417b954
--- /dev/null
+++ b/board/apollon/config.mk
@@ -0,0 +1,25 @@
+#
+# (C) Copyright 2005-2007
+# Samsung Electronics
+#
+# Samsung December board with OMAP2420 (ARM1136) cpu
+# see http://www.ti.com/ for more information on Texas Instruments
+#
+# December has 1 bank of 128MB mDDR-SDRAM on CS0
+# December has 1 bank of  00MB mDDR-SDRAM on CS1
+# Physical Address:
+# 8000'0000 (bank0)
+# A000/0000 (bank1) ES2 will be configurable
+# Linux-Kernel is expected to be at 8000'8000, entry 8000'8000
+# (mem base + reserved)
+# For use with external or internal boots.
+TEXT_BASE = 0x80e80000
+
+# Used with full SRAM boot.
+# This is either with a GP system or a signed boot image.
+# easiest, and safest way to go if you can.
+#TEXT_BASE = 0x40270000
+
+# Handy to get symbols to debug ROM version.
+#TEXT_BASE = 0x0
+#TEXT_BASE = 0x08000000
diff --git a/board/apollon/lowlevel_init.S b/board/apollon/lowlevel_init.S
new file mode 100644
index 0000000..f254428
--- /dev/null
+++ b/board/apollon/lowlevel_init.S
@@ -0,0 +1,337 @@
+/*
+ * Board specific setup info
+ *
+ * (C) Copyright 2005-2007
+ * Samsung Electronics,
+ * Kyungmin Park <kyungmin.park@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 <config.h>
+#include <version.h>
+#include <asm/arch/omap2420.h>
+#include <asm/arch/mem.h>
+#include <asm/arch/clocks.h>
+#include "mem.h"
+
+#define APOLLON_CS0_BASE        0x00000000
+
+#ifdef PRCM_CONFIG_I
+#define SDRC_ACTIM_CTRLA_0_VAL  0x7BA35907
+#define SDRC_ACTIM_CTRLB_0_VAL  0x00000013
+#define SDRC_RFR_CTRL_0_VAL     0x00044C01
+#elif defined(PRCM_CONFIG_II)
+#define SDRC_ACTIM_CTRLA_0_VAL  0x4A59B485
+#define SDRC_ACTIM_CTRLB_0_VAL  0x0000000C
+#define SDRC_RFR_CTRL_0_VAL     0x00030001
+#endif
+
+#define SDRAM_BASE_ADDRESS	0x80008000
+
+_TEXT_BASE:
+	.word	TEXT_BASE	/* sdram load addr from config.mk */
+
+.globl lowlevel_init
+lowlevel_init:
+
+#ifdef CFG_NOR_BOOT
+	/* Check running in SDRAM */
+	mov	r0, pc, lsr #28
+	cmp	r0, #8
+	beq	prcm_setup
+
+flash_setup:
+	/* In Flash */
+	ldr	r0, =WD2_BASE
+	ldr	r1, =WD_UNLOCK1
+	str	r1, [r0, #WSPR]
+
+	ldr	r1, =WD_UNLOCK2
+	str	r1, [r0, #WSPR]
+
+        /* Pin muxing for SDRC */
+        mov     r1, #0x00
+        ldr     r0, =0x480000A1         /* ball C12, mode 0 */
+        strb    r1, [r0]
+
+        ldr     r0, =0x48000032         /* ball D11, mode 0 */
+        strb    r1, [r0]
+
+        ldr     r0, =0x480000A3         /* ball B13, mode 0 */
+        strb    r1, [r0]
+
+        /* SDRC setting */
+        ldr     r0, =OMAP2420_SDRC_BASE
+        ldr     r1, =0x00000010
+        str     r1, [r0, #0x10]
+
+        ldr     r1, =0x00000100
+        str     r1, [r0, #0x44]
+
+        /* SDRC CS0 configuration */
+        ldr     r1, =0x00d04011
+        str     r1, [r0, #0x80]
+
+        ldr     r1, =SDRC_ACTIM_CTRLA_0_VAL
+        str     r1, [r0, #0x9C]
+
+        ldr     r1, =SDRC_ACTIM_CTRLB_0_VAL
+        str     r1, [r0, #0xA0]
+
+        ldr     r1, =SDRC_RFR_CTRL_0_VAL
+        str     r1, [r0, #0xA4]
+
+        ldr     r1, =0x00000041
+        str     r1, [r0, #0x70]
+
+        /* Manual command sequence */
+        ldr     r1, =0x00000007
+        str     r1, [r0, #0xA8]
+
+        ldr     r1, =0x00000000
+        str     r1, [r0, #0xA8]
+
+        ldr     r1, =0x00000001
+        str     r1, [r0, #0xA8]
+
+        ldr     r1, =0x00000002
+        str     r1, [r0, #0xA8]
+        str     r1, [r0, #0xA8]
+
+        /*
+         * CS0 SDRC Mode register
+         *   Burst length = 4 - DDR memory
+         *   Serial mode
+         *   CAS latency = 3
+         */
+        ldr     r1, =0x00000032
+        str     r1, [r0, #0x84]
+
+        /* Note: You MUST set EMR values */
+        /* EMR1 & EMR2 */
+        ldr     r1, =0x00000000
+        str     r1, [r0, #0x88]
+        str     r1, [r0, #0x8C]
+
+#ifdef OLD_SDRC_DLLA_CTRL
+        /* SDRC_DLLA_CTRL */
+        ldr     r1, =0x00007306
+        str     r1, [r0, #0x60]
+
+        ldr     r1, =0x00007303
+        str     r1, [r0, #0x60]
+#else
+        /* SDRC_DLLA_CTRL */
+        ldr     r1, =0x00000506
+        str     r1, [r0, #0x60]
+
+        ldr     r1, =0x00000503
+        str     r1, [r0, #0x60]
+#endif
+
+#ifdef __BROKEN_FEATURE__
+        /* SDRC_DLLB_CTRL */
+        ldr     r1, =0x00000506
+        str     r1, [r0, #0x68]
+
+        ldr     r1, =0x00000503
+        str     r1, [r0, #0x68]
+#endif
+
+        /* little delay after init */
+        mov     r2, #0x1800
+1:
+        subs    r2, r2, #0x1
+        bne     1b
+
+	/* Setup base address */
+	ldr	r0, =0x00000000		/* NOR address */
+	ldr	r1, =SDRAM_BASE_ADDRESS	/* SDRAM address */
+	ldr	r2, =0x20000		/* Size: 128KB */
+
+copy_loop:
+	ldmia	r0!, {r3-r10}
+	stmia	r1!, {r3-r10}
+	cmp	r0, r2
+	ble	copy_loop
+
+	ldr	r1, =SDRAM_BASE_ADDRESS
+	mov	lr, pc
+	mov	pc, r1
+#endif
+
+prcm_setup:
+        ldr     r0, =OMAP2420_CM_BASE
+        ldr     r1, [r0, #0x544]        /* CLKSEL2_PLL */
+        bic     r1, r1, #0x03
+        orr     r1, r1, #0x02
+        str     r1, [r0, #0x544]
+
+        ldr     r1, [r0, #0x500]
+        bic     r1, r1, #0x03
+        orr     r1, r1, #0x01
+        str     r1, [r0, #0x500]
+
+        ldr     r1, [r0, #0x140]
+        bic     r1, r1, #0x1f
+        orr     r1, r1, #0x02
+        str     r1, [r0, #0x140]
+
+#ifdef PRCM_CONFIG_I
+	ldr	r1, =0x000003C3
+#else
+	ldr	r1, =0x00000343
+#endif
+	str	r1, [r0, #0x840]
+
+	ldr	r1, =0x00000002
+	str	r1, [r0, #0x340]
+
+        ldr     r1, =CM_CLKSEL1_CORE
+#ifdef PRCM_CONFIG_I
+	ldr     r2, =0x08300C44
+#else
+	ldr     r2, =0x04600C26
+#endif
+        str     r2, [r1]
+
+        ldr     r0, =OMAP2420_CM_BASE
+        ldr     r1, [r0, #0x084]
+        and     r1, r1, #0x01
+        cmp     r1, #0x01
+        bne     clkvalid
+
+        b       .
+
+clkvalid:
+        mov     r1, #0x01
+        str     r1, [r0, #0x080]
+
+waitvalid:
+        ldr     r1, [r0, #0x084]
+        and     r1, r1, #0x01
+        cmp     r1, #0x00
+        bne     waitvalid
+
+        ldr     r0, =CM_CLKSEL1_PLL
+#ifdef PRCM_CONFIG_I
+        ldr     r1, =0x01837100
+#else
+        ldr     r1, =0x01832100
+#endif
+        str     r1, [r0]
+
+        ldr     r0, =PRCM_CLKCFG_CTRL
+        mov     r1, #0x01
+        str     r1, [r0]
+        mov     r6, #0x50
+loop1:
+        subs    r6, r6, #0x01
+        cmp     r6, #0x01
+        bne     loop1
+
+        ldr     r0, =CM_CLKEN_PLL
+	mov	r1, #0x0f
+        str     r1, [r0]
+
+        mov     r6, #0x100
+loop2:
+        subs    r6, r6, #0x01
+        cmp     r6, #0x01
+        bne     loop2
+
+	ldr	r0, =0x48008200
+	ldr	r1, =0xbfffffff
+	str	r1, [r0]
+
+	ldr	r0, =0x48008210
+	ldr	r1, =0xfffffff9
+	str	r1, [r0]
+
+	ldr	r0, =0x4806a004
+	ldr	r1, =0x00
+	strb	r1, [r0]
+
+	ldr	r0, =0x4806a020
+	ldr	r1, =0x07
+	strb	r1, [r0]
+
+	ldr	r0, =0x4806a00c
+	ldr	r1, =0x83
+	strb	r1, [r0]
+
+	ldr	r0, =0x4806a000
+	ldr	r1, =0x1a
+	strb	r1, [r0]
+
+	ldr	r0, =0x4806a004
+	ldr	r1, =0x00
+	strb	r1, [r0]
+
+	ldr	r0, =0x4806a00c
+	ldr	r1, =0x03
+	strb	r1, [r0]
+
+	ldr	r0, =0x4806a010
+	ldr	r1, =0x03
+	strb	r1, [r0]
+
+	ldr	r0, =0x4806a008
+	ldr	r1, =0x04
+	strb	r1, [r0]
+
+	ldr	r0, =0x4806a020
+	ldr	r1, =0x00
+	strb	r1, [r0]
+
+#if 0
+	ldr	r0, =0x4806a000
+	mov	r1, #'u'
+	strb	r1, [r0]
+#endif
+
+#if 0
+	/* LED0 OFF */
+	ldr	r3, =0x480000E5
+	mov	r4, #0x0b
+	strb	r4, [r3]
+#endif
+
+	ldr	sp,	SRAM_STACK
+	str	ip,	[sp]	/* stash old link register */
+	mov	ip,	lr	/* save link reg across call */
+	bl	s_init		/* go setup pll,mux,memory */
+	ldr	ip,	[sp]	/* restore save ip */
+	mov	lr,	ip	/* restore link reg */
+
+	/* map interrupt controller */
+	ldr	r0,	VAL_INTH_SETUP
+	mcr	p15, 0, r0, c15, c2, 4
+
+	/* back to arch calling code */
+	mov	pc,	lr
+
+	/* the literal pools origin */
+	.ltorg
+
+VAL_INTH_SETUP:
+	.word PERIFERAL_PORT_BASE
+SRAM_STACK:
+	.word LOW_LEVEL_SRAM_STACK
diff --git a/board/apollon/mem.c b/board/apollon/mem.c
new file mode 100644
index 0000000..c0edca5
--- /dev/null
+++ b/board/apollon/mem.c
@@ -0,0 +1,235 @@
+/*
+ * (C) Copyright 2005-2007
+ * Samsung Electronics,
+ * Kyungmin Park <kyungmin.park@samsung.com>
+ *
+ * Derived from omap2420
+ *
+ * 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/arch/omap2420.h>
+#include <asm/io.h>
+#include <asm/arch/bits.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/mem.h>
+#include <asm/arch/clocks.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/sys_info.h>
+
+#include "mem.h"
+
+/************************************************************
+ * sdelay() - simple spin loop.  Will be constant time as
+ *  its generally used in 12MHz bypass conditions only.  This
+ *  is necessary until timers are accessible.
+ *
+ *  not inline to increase chances its in cache when called
+ *************************************************************/
+void sdelay(unsigned long loops)
+{
+	__asm__("1:\n" "subs %0, %1, #1\n"
+		  "bne 1b":"=r" (loops):"0"(loops));
+}
+
+/********************************************************************
+ * prcm_init() - inits clocks for PRCM as defined in clocks.h
+ * (config II default).
+ *   -- called from SRAM, or Flash (using temp SRAM stack).
+ ********************************************************************/
+void prcm_init(void) { }
+
+/**************************************************************************
+ * make_cs1_contiguous() - for es2 and above remap cs1 behind cs0 to allow
+ *  command line mem=xyz use all memory with out discontigious support
+ *  compiled in.  Could do it at the ATAG, but there really is two banks...
+ * Called as part of 2nd phase DDR init.
+ **************************************************************************/
+void make_cs1_contiguous(void)
+{
+	u32 size, a_add_low, a_add_high;
+
+	size = get_sdr_cs_size(SDRC_CS0_OSET);
+	size /= SZ_32M;		/* find size to offset CS1 */
+	a_add_high = (size & 3) << 8;	/* set up low field */
+	a_add_low = (size & 0x3C) >> 2;	/* set up high field */
+	__raw_writel((a_add_high | a_add_low), SDRC_CS_CFG);
+
+}
+
+/********************************************************
+ *  mem_ok() - test used to see if timings are correct
+ *             for a part. Helps in gussing which part
+ *             we are currently using.
+ *******************************************************/
+u32 mem_ok(void)
+{
+	u32 val1, val2;
+	u32 pattern = 0x12345678;
+
+	/* clear pos A */
+	__raw_writel(0x0, OMAP2420_SDRC_CS0 + 0x400);
+	/* pattern to pos B */
+	__raw_writel(pattern, OMAP2420_SDRC_CS0);
+	/* remove pattern off the bus */
+	__raw_writel(0x0, OMAP2420_SDRC_CS0 + 4);
+	/* get pos A value */
+	val1 = __raw_readl(OMAP2420_SDRC_CS0 + 0x400);
+	val2 = __raw_readl(OMAP2420_SDRC_CS0);	/* get val2 */
+
+	/* see if pos A value changed */
+	if ((val1 != 0) || (val2 != pattern))
+		return (0);
+	else
+		return (1);
+}
+
+/********************************************************
+ *  sdrc_init() - init the sdrc chip selects CS0 and CS1
+ *  - early init routines, called from flash or
+ *  SRAM.
+ *******************************************************/
+void sdrc_init(void)
+{
+#define EARLY_INIT 1
+	/* only init up first bank here */
+	do_sdrc_init(SDRC_CS0_OSET, EARLY_INIT);
+}
+
+/*************************************************************************
+ * do_sdrc_init(): initialize the SDRAM for use.
+ *  -called from low level code with stack only.
+ *  -code sets up SDRAM timing and muxing for 2422 or 2420.
+ *  -optimal settings can be placed here, or redone after i2c
+ *      inspection of board info
+ *
+ *  This is a bit ugly, but should handle all memory moduels
+ *   used with the APOLLON. The first time though this code from s_init()
+ *   we configure the first chip select.  Later on we come back and
+ *   will configure the 2nd chip select if it exists.
+ *
+ **************************************************************************/
+void do_sdrc_init(u32 offset, u32 early)
+{
+}
+
+/*****************************************************
+ * gpmc_init(): init gpmc bus
+ * Init GPMC for x16, MuxMode (SDRAM in x32).
+ * This code can only be executed from SRAM or SDRAM.
+ *****************************************************/
+void gpmc_init(void)
+{
+	u32 mux = 0, mtype, mwidth, rev, tval;
+
+	rev = get_cpu_rev();
+	if (rev == CPU_2420_2422_ES1)
+		tval = 1;
+	else
+		tval = 0;	/* disable bit switched meaning */
+
+	/* global settings */
+	__raw_writel(0x10, GPMC_SYSCONFIG);	/* smart idle */
+	__raw_writel(0x0, GPMC_IRQENABLE);	/* isr's sources masked */
+	__raw_writel(tval, GPMC_TIMEOUT_CONTROL);	/* timeout disable */
+#ifdef CFG_NAND_BOOT
+	/* set nWP, disable limited addr */
+	__raw_writel(0x001, GPMC_CONFIG);
+#else
+	/* set nWP, disable limited addr */
+	__raw_writel(0x111, GPMC_CONFIG);
+#endif
+
+	/* discover bus connection from sysboot */
+	if (is_gpmc_muxed() == GPMC_MUXED)
+		mux = BIT9;
+	mtype = get_gpmc0_type();
+	mwidth = get_gpmc0_width();
+
+	/* setup cs0 */
+	__raw_writel(0x0, GPMC_CONFIG7_0);	/* disable current map */
+	sdelay(1000);
+
+#ifdef CFG_NOR_BOOT
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG1_3, GPMC_CONFIG1_0);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG2_3, GPMC_CONFIG2_0);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG3_3, GPMC_CONFIG3_0);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG4_3, GPMC_CONFIG4_0);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG5_3, GPMC_CONFIG5_0);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG6_3, GPMC_CONFIG6_0);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG7_3, GPMC_CONFIG7_0);
+#else
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG1_0 | mux | mtype | mwidth,
+		     GPMC_CONFIG1_0);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG2_0, GPMC_CONFIG2_0);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG3_0, GPMC_CONFIG3_0);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG4_0, GPMC_CONFIG4_0);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG5_0, GPMC_CONFIG5_0);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG6_0, GPMC_CONFIG6_0);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG7_0, GPMC_CONFIG7_0);
+#endif
+	sdelay(2000);
+
+	/* setup cs1 */
+	__raw_writel(0, GPMC_CONFIG7_1);	/* disable any mapping */
+	sdelay(1000);
+
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG1_1, GPMC_CONFIG1_1);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG2_1, GPMC_CONFIG2_1);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG3_1, GPMC_CONFIG3_1);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG4_1, GPMC_CONFIG4_1);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG5_1, GPMC_CONFIG5_1);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG6_1, GPMC_CONFIG6_1);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG7_1, GPMC_CONFIG7_1);
+	sdelay(2000);
+
+	/* setup cs2 */
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG1_0 | mux | mtype | mwidth,
+		     GPMC_CONFIG1_2);
+	/* It's same as cs 0 */
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG2_0, GPMC_CONFIG2_2);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG3_0, GPMC_CONFIG3_2);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG4_0, GPMC_CONFIG4_2);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG5_0, GPMC_CONFIG5_2);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG6_0, GPMC_CONFIG6_2);
+#ifdef CFG_NOR_BOOT
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG7_0, GPMC_CONFIG7_2);
+#else
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG7_2, GPMC_CONFIG7_2);
+#endif
+
+#ifndef CFG_NOR_BOOT
+	/* setup cs3 */
+	__raw_writel(0, GPMC_CONFIG7_3);	/* disable any mapping */
+	sdelay(1000);
+
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG1_3, GPMC_CONFIG1_3);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG2_3, GPMC_CONFIG2_3);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG3_3, GPMC_CONFIG3_3);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG4_3, GPMC_CONFIG4_3);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG5_3, GPMC_CONFIG5_3);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG6_3, GPMC_CONFIG6_3);
+	__raw_writel(APOLLON_24XX_GPMC_CONFIG7_3, GPMC_CONFIG7_3);
+#endif
+
+#ifndef ASYNC_NOR
+	__raw_writew(0xaa, (APOLLON_CS3_BASE + 0xaaa));
+	__raw_writew(0x55, (APOLLON_CS3_BASE + 0x554));
+	__raw_writew(0xc0, (APOLLON_CS3_BASE | SYNC_NOR_VALUE));
+#endif
+	sdelay(2000);
+}
diff --git a/board/apollon/mem.h b/board/apollon/mem.h
new file mode 100644
index 0000000..5bc96fa
--- /dev/null
+++ b/board/apollon/mem.h
@@ -0,0 +1,170 @@
+/*
+ * (C) Copyright 2005-2007
+ * Samsung Electronics,
+ * Kyungmin Park <kyungmin.park@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
+ */
+
+#ifndef _APOLLON_OMAP24XX_MEM_H_
+#define _APOLLON_OMAP24XX_MEM_H_
+
+/* Slower full frequency range default timings for x32 operation*/
+#define APOLLON_2420_SDRC_SHARING		0x00000100
+#define APOLLON_2420_SDRC_MDCFG_0_DDR		0x00d04011
+#define APOLLON_2420_SDRC_MR_0_DDR		0x00000032
+
+/* optimized timings good for current shipping parts */
+#define APOLLON_242X_SDRC_ACTIM_CTRLA_0_100MHz	0x4A59B485
+#define APOLLON_242X_SDRC_ACTIM_CTRLB_0_100MHz	0x0000000C
+
+#define APOLLON_242X_SDRC_ACTIM_CTRLA_0_166MHz	0x7BA35907
+#define APOLLON_242X_SDRC_ACTIM_CTRLB_0_166MHz	0x00000013
+
+#define APOLLON_242X_SDRC_RFR_CTRL_100MHz	0x00030001
+#define APOLLON_242X_SDRC_RFR_CTRL_166MHz	0x00044C01
+
+#define APOLLON_242x_SDRC_DLLAB_CTRL_100MHz	0x00007306
+#define APOLLON_242x_SDRC_DLLAB_CTRL_166MHz	0x00000506
+
+#ifdef PRCM_CONFIG_I
+#define APOLLON_2420_SDRC_ACTIM_CTRLA_0	APOLLON_242X_SDRC_ACTIM_CTRLA_0_166MHz
+#define APOLLON_2420_SDRC_ACTIM_CTRLB_0	APOLLON_242X_SDRC_ACTIM_CTRLB_0_166MHz
+#define APOLLON_2420_SDRC_RFR_CTRL	APOLLON_242X_SDRC_RFR_CTRL_166MHz
+#define APOLLON_2420_SDRC_DLLAB_CTRL	APOLLON_242x_SDRC_DLLAB_CTRL_166MHz
+#elif PRCM_CONFIG_II
+#define APOLLON_2420_SDRC_ACTIM_CTRLA_0	APOLLON_242X_SDRC_ACTIM_CTRLA_0_100MHz
+#define APOLLON_2420_SDRC_ACTIM_CTRLB_0	APOLLON_242X_SDRC_ACTIM_CTRLB_0_100MHz
+#define APOLLON_2420_SDRC_RFR_CTRL	APOLLON_242X_SDRC_RFR_CTRL_100MHz
+#define APOLLON_2420_SDRC_DLLAB_CTRL	APOLLON_242x_SDRC_DLLAB_CTRL_100MHz
+#endif
+
+/* GPMC settings */
+#ifdef PRCM_CONFIG_I		/* L3 at 165MHz */
+/* CS0: OneNAND */
+# define APOLLON_24XX_GPMC_CONFIG1_0	0x00000001
+# define APOLLON_24XX_GPMC_CONFIG2_0	0x000c1000
+# define APOLLON_24XX_GPMC_CONFIG3_0	0x00030400
+# define APOLLON_24XX_GPMC_CONFIG4_0	0x0b841006
+# define APOLLON_24XX_GPMC_CONFIG5_0	0x020f0c11
+# define APOLLON_24XX_GPMC_CONFIG6_0	0x00000000
+# define APOLLON_24XX_GPMC_CONFIG7_0	(0x00000e40|(APOLLON_CS0_BASE >> 24))
+
+/* CS1: Ethernet */
+# define APOLLON_24XX_GPMC_CONFIG1_1	0x00011200
+# define APOLLON_24XX_GPMC_CONFIG2_1	0x001F1F01
+# define APOLLON_24XX_GPMC_CONFIG3_1	0x00080803
+# define APOLLON_24XX_GPMC_CONFIG4_1	0x1C0b1C0a
+# define APOLLON_24XX_GPMC_CONFIG5_1	0x041F1F1F
+# define APOLLON_24XX_GPMC_CONFIG6_1	0x000004C4
+# define APOLLON_24XX_GPMC_CONFIG7_1	(0x00000F40|(APOLLON_CS1_BASE >> 24))
+
+/* CS2: OneNAND */
+/* It's same as CS0 */
+# define APOLLON_24XX_GPMC_CONFIG7_2	(0x00000e40|(APOLLON_CS2_BASE >> 24))
+
+/* CS3: NOR */
+#ifdef ASYNC_NOR
+# define APOLLON_24XX_GPMC_CONFIG1_3	0x00021201
+# define APOLLON_24XX_GPMC_CONFIG2_3	0x00121601
+# define APOLLON_24XX_GPMC_CONFIG3_3	0x00040401
+# define APOLLON_24XX_GPMC_CONFIG4_3	0x12061605
+# define APOLLON_24XX_GPMC_CONFIG5_3	0x01151317
+#else
+# define SYNC_NOR_VALUE			0x24aaa
+# define APOLLON_24XX_GPMC_CONFIG1_3	0xe5011211
+# define APOLLON_24XX_GPMC_CONFIG2_3	0x00090b01
+# define APOLLON_24XX_GPMC_CONFIG3_3	0x00020201
+# define APOLLON_24XX_GPMC_CONFIG4_3	0x09030b03
+# define APOLLON_24XX_GPMC_CONFIG5_3	0x010a0a0c
+#endif /* ASYNC_NOR */
+# define APOLLON_24XX_GPMC_CONFIG6_3	0x00000000
+# define APOLLON_24XX_GPMC_CONFIG7_3	(0x00000e40|(APOLLON_CS3_BASE >> 24))
+#endif /* endif PRCM_CONFIG_I */
+
+#ifdef PRCM_CONFIG_II		/* L3 at 100MHz */
+/* CS0: OneNAND */
+# define APOLLON_24XX_GPMC_CONFIG1_0	0x00000001
+# define APOLLON_24XX_GPMC_CONFIG2_0	0x00081080
+# define APOLLON_24XX_GPMC_CONFIG3_0	0x00030300
+# define APOLLON_24XX_GPMC_CONFIG4_0	0x08041004
+# define APOLLON_24XX_GPMC_CONFIG5_0	0x020b0910
+# define APOLLON_24XX_GPMC_CONFIG6_0	0x00000000
+# define APOLLON_24XX_GPMC_CONFIG7_0	(0x00000C40|(APOLLON_CS0_BASE >> 24))
+
+/* CS1: ethernet */
+# define APOLLON_24XX_GPMC_CONFIG1_1	0x00401203
+# define APOLLON_24XX_GPMC_CONFIG2_1	0x001F1F01
+# define APOLLON_24XX_GPMC_CONFIG3_1	0x00080803
+# define APOLLON_24XX_GPMC_CONFIG4_1	0x1C091C09
+# define APOLLON_24XX_GPMC_CONFIG5_1	0x041F1F1F
+# define APOLLON_24XX_GPMC_CONFIG6_1	0x000004C4
+# define APOLLON_24XX_GPMC_CONFIG7_1	(0x00000F40|(APOLLON_CS1_BASE >> 24))
+
+/* CS2: OneNAND */
+/* It's same as CS0 */
+# define APOLLON_24XX_GPMC_CONFIG7_2	(0x00000e40|(APOLLON_CS2_BASE >> 24))
+
+/* CS3: NOR */
+#define ASYNC_NOR
+#ifdef ASYNC_NOR
+# define APOLLON_24XX_GPMC_CONFIG1_3	0x00021201
+# define APOLLON_24XX_GPMC_CONFIG2_3	0x00121601
+# define APOLLON_24XX_GPMC_CONFIG3_3	0x00040401
+# define APOLLON_24XX_GPMC_CONFIG4_3	0x12061605
+# define APOLLON_24XX_GPMC_CONFIG5_3	0x01151317
+#else
+# define SYNC_NOR_VALUE			0x24aaa
+# define APOLLON_24XX_GPMC_CONFIG1_3	0xe1001202
+# define APOLLON_24XX_GPMC_CONFIG2_3	0x00151501
+# define APOLLON_24XX_GPMC_CONFIG3_3	0x00050501
+# define APOLLON_24XX_GPMC_CONFIG4_3	0x0e070e07
+# define APOLLON_24XX_GPMC_CONFIG5_3	0x01131F1F
+#endif /* ASYNC_NOR */
+# define APOLLON_24XX_GPMC_CONFIG6_3	0x00000000
+# define APOLLON_24XX_GPMC_CONFIG7_3	(0x00000C40|(APOLLON_CS3_BASE >> 24))
+#endif /* endif PRCM_CONFIG_II */
+
+#ifdef PRCM_CONFIG_III		/* L3 at 133MHz */
+# ifdef CFG_NAND_BOOT
+#  define APOLLON_24XX_GPMC_CONFIG1_0   0x0
+#  define APOLLON_24XX_GPMC_CONFIG2_0   0x00141400
+#  define APOLLON_24XX_GPMC_CONFIG3_0   0x00141400
+#  define APOLLON_24XX_GPMC_CONFIG4_0   0x0F010F01
+#  define APOLLON_24XX_GPMC_CONFIG5_0   0x010C1414
+#  define APOLLON_24XX_GPMC_CONFIG6_0   0x00000A80
+# else /* NOR boot */
+#  define APOLLON_24XX_GPMC_CONFIG1_0   0x3
+#  define APOLLON_24XX_GPMC_CONFIG2_0   0x00151501
+#  define APOLLON_24XX_GPMC_CONFIG3_0   0x00060602
+#  define APOLLON_24XX_GPMC_CONFIG4_0   0x10081008
+#  define APOLLON_24XX_GPMC_CONFIG5_0   0x01131F1F
+#  define APOLLON_24XX_GPMC_CONFIG6_0   0x000004c4
+# endif	/* endif CFG_NAND_BOOT */
+# define APOLLON_24XX_GPMC_CONFIG7_0	(0x00000C40|(APOLLON_CS0_BASE >> 24))
+# define APOLLON_24XX_GPMC_CONFIG1_1	0x00011000
+# define APOLLON_24XX_GPMC_CONFIG2_1	0x001f1f01
+# define APOLLON_24XX_GPMC_CONFIG3_1	0x00080803
+# define APOLLON_24XX_GPMC_CONFIG4_1	0x1C091C09
+# define APOLLON_24XX_GPMC_CONFIG5_1	0x041f1F1F
+# define APOLLON_24XX_GPMC_CONFIG6_1	0x000004C4
+# define APOLLON_24XX_GPMC_CONFIG7_1	(0x00000F40|(APOLLON_CS1_BASE >> 24))
+#endif /* endif CFG_PRCM_III */
+
+#endif /* endif _APOLLON_OMAP24XX_MEM_H_ */
diff --git a/board/apollon/sys_info.c b/board/apollon/sys_info.c
new file mode 100644
index 0000000..26ac9a2
--- /dev/null
+++ b/board/apollon/sys_info.c
@@ -0,0 +1,403 @@
+/*
+ * (C) Copyright 2005-2007
+ * Samsung Electronics,
+ * Kyungmin Park <kyungmin.park@samsung.com>
+ *
+ * Derived from omap2420
+ *
+ * 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/arch/omap2420.h>
+#include <asm/io.h>
+#include <asm/arch/bits.h>
+#include <asm/arch/mem.h>	/* get mem tables */
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/sys_info.h>
+#include <i2c.h>
+
+/**************************************************************************
+ * get_prod_id() - get id info from chips
+ ***************************************************************************/
+static u32 get_prod_id(void)
+{
+	u32 p;
+	p = __raw_readl(PRODUCTION_ID);	/* get production ID */
+	return ((p & CPU_242X_PID_MASK) >> 16);
+}
+
+/**************************************************************************
+ * get_cpu_type() - low level get cpu type
+ * - no C globals yet.
+ * - just looking to say if this is a 2422 or 2420 or ...
+ * - to start with we will look at switch settings..
+ * - 2422 id's same as 2420 for ES1 will rely on H4 board characteristics
+ *   (mux for 2420, non-mux for 2422).
+ ***************************************************************************/
+u32 get_cpu_type(void)
+{
+	u32 v;
+
+	switch (get_prod_id()) {
+	case 1:;		/* 2420 */
+	case 2:
+		return (CPU_2420);
+		break;		/* 2420 pop */
+	case 4:
+		return (CPU_2422);
+		break;
+	case 8:
+		return (CPU_2423);
+		break;
+	default:
+		break;		/* early 2420/2422's unmarked */
+	}
+
+	v = __raw_readl(TAP_IDCODE_REG);
+	v &= CPU_24XX_ID_MASK;
+	/* currently 2420 and 2422 have same id */
+	if (v == CPU_2420_CHIPID) {
+		if (is_gpmc_muxed() == GPMC_MUXED)	/* if mux'ed */
+			return (CPU_2420);
+		else
+			return (CPU_2422);
+	} else
+		return (CPU_2420);	/* don't know, say 2420 */
+}
+
+/******************************************
+ * get_cpu_rev(void) - extract version info
+ ******************************************/
+u32 get_cpu_rev(void)
+{
+	u32 v;
+	v = __raw_readl(TAP_IDCODE_REG);
+	v = v >> 28;
+	return (v + 1);		/* currently 2422 and 2420 match up */
+}
+
+/****************************************************
+ * is_mem_sdr() - return 1 if mem type in use is SDR
+ ****************************************************/
+u32 is_mem_sdr(void)
+{
+	volatile u32 *burst = (volatile u32 *)(SDRC_MR_0 + SDRC_CS0_OSET);
+	if (*burst == H4_2420_SDRC_MR_0_SDR)
+		return (1);
+	return (0);
+}
+
+/***********************************************************
+ * get_mem_type() - identify type of mDDR part used.
+ * 2422 uses stacked DDR, 2 parts CS0/CS1.
+ * 2420 may have 1 or 2, no good way to know...only init 1...
+ * when eeprom data is up we can select 1 more.
+ *************************************************************/
+u32 get_mem_type(void)
+{
+	u32 cpu, sdr = is_mem_sdr();
+
+	cpu = get_cpu_type();
+	if (cpu == CPU_2422 || cpu == CPU_2423)
+		return (DDR_STACKED);
+
+	if (get_prod_id() == 0x2)
+		return (XDR_POP);
+
+	if (get_board_type() == BOARD_H4_MENELAUS)
+		if (sdr)
+			return (SDR_DISCRETE);
+		else
+			return (DDR_COMBO);
+	else if (sdr)		/* SDP + SDR kit */
+		return (SDR_DISCRETE);
+	else
+		return (DDR_DISCRETE);	/* origional SDP */
+}
+
+/***********************************************************************
+ * get_cs0_size() - get size of chip select 0/1
+ ************************************************************************/
+u32 get_sdr_cs_size(u32 offset)
+{
+	u32 size;
+	size = __raw_readl(SDRC_MCFG_0 + offset) >> 8;	/* get ram size field */
+	size &= 0x2FF;		/* remove unwanted bits */
+	size *= SZ_2M;		/* find size in MB */
+	return (size);
+}
+
+/***********************************************************************
+ * get_board_type() - get board type based on current production stats.
+ *  --- NOTE: 2 I2C EEPROMs will someday be populated with proper info.
+ *      when they are available we can get info from there.  This should
+ *      be correct of all known boards up until today.
+ ************************************************************************/
+u32 get_board_type(void)
+{
+	return (BOARD_H4_SDP);
+}
+
+/******************************************************************
+ * get_sysboot_value() - get init word settings (dip switch on h4)
+ ******************************************************************/
+inline u32 get_sysboot_value(void)
+{
+	return (0x00000FFF & __raw_readl(CONTROL_STATUS));
+}
+
+/***************************************************************************
+ *  get_gpmc0_base() - Return current address hardware will be
+ *     fetching from. The below effectively gives what is correct, its a bit
+ *   mis-leading compared to the TRM.  For the most general case the mask
+ *   needs to be also taken into account this does work in practice.
+ *   - for u-boot we currently map:
+ *       -- 0 to nothing,
+ *       -- 4 to flash
+ *       -- 8 to enent
+ *       -- c to wifi
+ ****************************************************************************/
+u32 get_gpmc0_base(void)
+{
+	u32 b;
+
+	b = __raw_readl(GPMC_CONFIG7_0);
+	b &= 0x1F;		/* keep base [5:0] */
+	b = b << 24;		/* ret 0x0b000000 */
+	return (b);
+}
+
+/*****************************************************************
+ *  is_gpmc_muxed() - tells if address/data lines are multiplexed
+ *****************************************************************/
+u32 is_gpmc_muxed(void)
+{
+	u32 mux;
+	mux = get_sysboot_value();
+	if ((mux & (BIT0 | BIT1 | BIT2 | BIT3)) == (BIT0 | BIT2 | BIT3))
+		return (GPMC_MUXED);	/* NAND Boot mode */
+	if (mux & BIT1)		/* if mux'ed */
+		return (GPMC_MUXED);
+	else
+		return (GPMC_NONMUXED);
+}
+
+/************************************************************************
+ *  get_gpmc0_type() - read sysboot lines to see type of memory attached
+ ************************************************************************/
+u32 get_gpmc0_type(void)
+{
+	u32 type;
+	type = get_sysboot_value();
+	if ((type & (BIT3 | BIT2)) == (BIT3 | BIT2))
+		return (TYPE_NAND);
+	else
+		return (TYPE_NOR);
+}
+
+/*******************************************************************
+ * get_gpmc0_width() - See if bus is in x8 or x16 (mainly for nand)
+ *******************************************************************/
+u32 get_gpmc0_width(void)
+{
+	u32 width;
+	width = get_sysboot_value();
+	if ((width & 0xF) == (BIT3 | BIT2))
+		return (WIDTH_8BIT);
+	else
+		return (WIDTH_16BIT);
+}
+
+/*********************************************************************
+ * wait_on_value() - common routine to allow waiting for changes in
+ *   volatile regs.
+ *********************************************************************/
+u32 wait_on_value(u32 read_bit_mask, u32 match_value, u32 read_addr, u32 bound)
+{
+	u32 i = 0, val;
+	do {
+		++i;
+		val = __raw_readl(read_addr) & read_bit_mask;
+		if (val == match_value)
+			return (1);
+		if (i == bound)
+			return (0);
+	} while (1);
+}
+
+/*********************************************************************
+ *  display_board_info() - print banner with board info.
+ *********************************************************************/
+void display_board_info(u32 btype)
+{
+	char cpu_2420[] = "2420";	/* cpu type */
+	char cpu_2422[] = "2422";
+	char cpu_2423[] = "2423";
+	char db_men[] = "Menelaus";	/* board type */
+	char db_ip[] = "IP";
+	char mem_sdr[] = "mSDR";	/* memory type */
+	char mem_ddr[] = "mDDR";
+	char t_tst[] = "TST";	/* security level */
+	char t_emu[] = "EMU";
+	char t_hs[] = "HS";
+	char t_gp[] = "GP";
+	char unk[] = "?";
+
+	char *cpu_s, *db_s, *mem_s, *sec_s;
+	u32 cpu, rev, sec;
+
+	rev = get_cpu_rev();
+	cpu = get_cpu_type();
+	sec = get_device_type();
+
+	if (is_mem_sdr())
+		mem_s = mem_sdr;
+	else
+		mem_s = mem_ddr;
+
+	if (cpu == CPU_2423)
+		cpu_s = cpu_2423;
+	else if (cpu == CPU_2422)
+		cpu_s = cpu_2422;
+	else
+		cpu_s = cpu_2420;
+
+	if (btype == BOARD_H4_MENELAUS)
+		db_s = db_men;
+	else
+		db_s = db_ip;
+
+	switch (sec) {
+	case TST_DEVICE:
+		sec_s = t_tst;
+		break;
+	case EMU_DEVICE:
+		sec_s = t_emu;
+		break;
+	case HS_DEVICE:
+		sec_s = t_hs;
+		break;
+	case GP_DEVICE:
+		sec_s = t_gp;
+		break;
+	default:
+		sec_s = unk;
+	}
+
+	printf("OMAP%s-%s revision %d\n", cpu_s, sec_s, rev - 1);
+	printf("Samsung Apollon SDP Base Board + %s \n", mem_s);
+}
+
+/*************************************************************************
+ * get_board_rev() - setup to pass kernel board revision information
+ *          0 = 242x IP platform (first 2xx boards)
+ *          1 = 242x Menelaus platfrom.
+ *************************************************************************/
+u32 get_board_rev(void)
+{
+	u32 rev = 0;
+	u32 btype = get_board_type();
+
+	if (btype == BOARD_H4_MENELAUS)
+		rev = 1;
+	return (rev);
+}
+
+/********************************************************
+ *  get_base(); get upper addr of current execution
+ *******************************************************/
+u32 get_base(void)
+{
+	u32 val;
+	__asm__ __volatile__("mov %0, pc \n":"=r"(val)::"memory");
+	val &= 0xF0000000;
+	val >>= 28;
+	return (val);
+}
+
+/********************************************************
+ *  get_base2(); get 2upper addr of current execution
+ *******************************************************/
+u32 get_base2(void)
+{
+	u32 val;
+	__asm__ __volatile__("mov %0, pc \n":"=r"(val)::"memory");
+	val &= 0xFF000000;
+	val >>= 24;
+	return (val);
+}
+
+/********************************************************
+ *  running_in_flash() - tell if currently running in
+ *   flash.
+ *******************************************************/
+u32 running_in_flash(void)
+{
+	if (get_base() < 4)
+		return (1);	/* in flash */
+	return (0);		/* running in SRAM or SDRAM */
+}
+
+/********************************************************
+ *  running_in_sram() - tell if currently running in
+ *   sram.
+ *******************************************************/
+u32 running_in_sram(void)
+{
+	if (get_base() == 4)
+		return (1);	/* in SRAM */
+	return (0);		/* running in FLASH or SDRAM */
+}
+
+/********************************************************
+ *  running_in_sdram() - tell if currently running in
+ *   flash.
+ *******************************************************/
+u32 running_in_sdram(void)
+{
+	if (get_base() > 4)
+		return (1);	/* in sdram */
+	return (0);		/* running in SRAM or FLASH */
+}
+
+/*************************************************************
+ *  running_from_internal_boot() - am I a signed NOR image.
+ *************************************************************/
+u32 running_from_internal_boot(void)
+{
+	u32 v, base;
+
+	v = get_sysboot_value() & BIT3;
+	base = get_base2();
+	/* if running at mask rom flash address and
+	 * sysboot3 says this was an internal boot
+	 */
+	if ((base == 0x08) && v)
+		return (1);
+	else
+		return (0);
+}
+
+/*************************************************************
+ *  get_device_type(): tell if GP/HS/EMU/TST
+ *************************************************************/
+u32 get_device_type(void)
+{
+	int mode;
+	mode = __raw_readl(CONTROL_STATUS) & (BIT10 | BIT9 | BIT8);
+	return (mode >>= 8);
+}
diff --git a/board/apollon/u-boot.lds b/board/apollon/u-boot.lds
new file mode 100644
index 0000000..c67cd3c
--- /dev/null
+++ b/board/apollon/u-boot.lds
@@ -0,0 +1,63 @@
+/*
+ *
+ * Copyright (C) 2005-2007 Samsung Electronics
+ * Kyungin Park <kyugnmin.park@samsung.com>
+ *
+ * January 2004 - Changed to support H4 device
+ * Copyright (c) 2004 Texas Instruments
+ *
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(_start)
+SECTIONS
+{
+	. = 0x00000000;
+
+	. = ALIGN(4);
+	.text	:
+	{
+		cpu/arm1136/start.o	(.text)
+		*(.text)
+	}
+
+	. = ALIGN(4);
+	.rodata : { *(.rodata) }
+
+	. = ALIGN(4);
+	.data : { *(.data) }
+
+	. = ALIGN(4);
+	.got : { *(.got) }
+
+	. = .;
+	__u_boot_cmd_start = .;
+	.u_boot_cmd : { *(.u_boot_cmd) }
+	__u_boot_cmd_end = .;
+
+	. = ALIGN(4);
+	__bss_start = .;
+	.bss : { *(.bss) }
+	_end = .;
+}
diff --git a/common/env_onenand.c b/common/env_onenand.c
index 66107f9..5888f75 100644
--- a/common/env_onenand.c
+++ b/common/env_onenand.c
@@ -64,7 +64,7 @@ void env_relocate_spec(void)
 	DECLARE_GLOBAL_DATA_PTR;
 	unsigned long env_addr;
 	int use_default = 0;
-	int retlen;
+	size_t retlen;
 
 	env_addr = CFG_ENV_ADDR;
 	env_addr -= (unsigned long)onenand_chip.base;
@@ -96,7 +96,7 @@ int saveenv(void)
 {
 	unsigned long env_addr = CFG_ENV_ADDR;
 	struct erase_info instr;
-	int retlen;
+	size_t retlen;
 
 	instr.len = CFG_ENV_SIZE;
 	instr.addr = env_addr;
diff --git a/include/asm-arm/arch-arm1136/mux.h b/include/asm-arm/arch-arm1136/mux.h
index 67c8419..4fdb9c6 100644
--- a/include/asm-arm/arch-arm1136/mux.h
+++ b/include/asm-arm/arch-arm1136/mux.h
@@ -28,6 +28,7 @@ typedef  unsigned int uint32;
 void muxSetupSDRC(void);
 void muxSetupGPMC(void);
 void muxSetupUsb0(void);
+void muxSetupUsbHost(void);
 void muxSetupUart3(void);
 void muxSetupI2C1(void);
 void muxSetupUART1(void);
@@ -53,6 +54,10 @@ void muxSetupHDQ(void);
 #define CONTROL_PADCONF_GPMC_NCS0_BYTE1	((volatile unsigned char *)0x4800008D)
 #define CONTROL_PADCONF_GPMC_NCS0_BYTE2	((volatile unsigned char *)0x4800008E)
 #define CONTROL_PADCONF_GPMC_NCS0_BYTE3	((volatile unsigned char *)0x4800008F)
+#define CONTROL_PADCONF_GPMC_NCS0_BYTE4	(0x48000090)
+#define CONTROL_PADCONF_GPMC_NCS0_BYTE5	(0x48000091)
+#define CONTROL_PADCONF_GPMC_NCS0_BYTE6	(0x48000092)
+#define CONTROL_PADCONF_GPMC_NCS0_BYTE7	(0x48000093)
 
 /* Pin Muxing registers used for SDRC */
 #define CONTROL_PADCONF_SDRC_NCS0_BYTE0 ((volatile unsigned char *)0x480000A0)
@@ -70,6 +75,7 @@ void muxSetupHDQ(void);
 #define CONTROL_PADCONF_SPI1_SIMO       ((volatile unsigned char *)0x48000100)
 #define CONTROL_PADCONF_SPI1_SOMI       ((volatile unsigned char *)0x48000101)
 #define CONTROL_PADCONF_SPI1_NCS0       ((volatile unsigned char *)0x48000102)
+#define CONTROL_PADCONF_SPI1_NCS1       (0x48000103)
 
 #define CONTROL_PADCONF_MCBSP1_FSR      ((volatile unsigned char *)0x4800010B)
 
@@ -151,8 +157,20 @@ void muxSetupHDQ(void);
 #define CONTROL_PADCONF_USB0_SE0		((volatile uint8 *)0x48000122)
 #define CONTROL_PADCONF_USB0_DAT		((volatile uint8 *)0x48000123)
 
+/* Pin Muxing registres used for USB1. */
+#define CONTROL_PADCONF_USB1_RCV	(0x480000EB)
+#define CONTROL_PADCONF_USB1_TXEN	(0x480000EC)
+
 /* Pin Muxing registers used for UART3/IRDA */
 #define CONTROL_PADCONF_UART3_TX_IRTX	((volatile uint8 *)0x48000118)
 #define CONTROL_PADCONF_UART3_RX_IRRX	((volatile uint8 *)0x48000119)
 
+/* Pin Muxing registers used for GPIO */
+#define CONTROL_PADCONF_GPIO69		(0x480000ED)
+#define CONTROL_PADCONF_GPIO70		(0x480000EE)
+#define CONTROL_PADCONF_GPIO102		(0x48000116)
+#define CONTROL_PADCONF_GPIO103		(0x48000117)
+#define CONTROL_PADCONF_GPIO104		(0x48000118)
+#define CONTROL_PADCONF_GPIO105		(0x48000119)
+
 #endif
diff --git a/include/asm-arm/arch-arm1136/omap2420.h b/include/asm-arm/arch-arm1136/omap2420.h
index d833035..0c11bec 100644
--- a/include/asm-arm/arch-arm1136/omap2420.h
+++ b/include/asm-arm/arch-arm1136/omap2420.h
@@ -77,6 +77,20 @@
 #define GPMC_CONFIG5_1        (OMAP2420_GPMC_BASE+0xA0)
 #define GPMC_CONFIG6_1        (OMAP2420_GPMC_BASE+0xA4)
 #define GPMC_CONFIG7_1	      (OMAP2420_GPMC_BASE+0xA8)
+#define GPMC_CONFIG1_2        (OMAP2420_GPMC_BASE+0xC0)
+#define GPMC_CONFIG2_2        (OMAP2420_GPMC_BASE+0xC4)
+#define GPMC_CONFIG3_2        (OMAP2420_GPMC_BASE+0xC8)
+#define GPMC_CONFIG4_2        (OMAP2420_GPMC_BASE+0xCC)
+#define GPMC_CONFIG5_2        (OMAP2420_GPMC_BASE+0xD0)
+#define GPMC_CONFIG6_2        (OMAP2420_GPMC_BASE+0xD4)
+#define GPMC_CONFIG7_2        (OMAP2420_GPMC_BASE+0xD8)
+#define GPMC_CONFIG1_3        (OMAP2420_GPMC_BASE+0xF0)
+#define GPMC_CONFIG2_3        (OMAP2420_GPMC_BASE+0xF4)
+#define GPMC_CONFIG3_3        (OMAP2420_GPMC_BASE+0xF8)
+#define GPMC_CONFIG4_3        (OMAP2420_GPMC_BASE+0xFC)
+#define GPMC_CONFIG5_3        (OMAP2420_GPMC_BASE+0x100)
+#define GPMC_CONFIG6_3        (OMAP2420_GPMC_BASE+0x104)
+#define GPMC_CONFIG7_3	      (OMAP2420_GPMC_BASE+0x108)
 
 /* SMS */
 #define OMAP2420_SMS_BASE 0x68008000
@@ -209,13 +223,24 @@
 #define SRAM_OFFSET2          0x0000F800
 #define SRAM_VECT_CODE       (SRAM_OFFSET0|SRAM_OFFSET1|SRAM_OFFSET2)
 
-#define LOW_LEVEL_SRAM_STACK  0x4020FFFC
-
-#define PERIFERAL_PORT_BASE   0x480FE003
-
 /* FPGA on Debug board.*/
 #define ETH_CONTROL_REG       (H4_CS1_BASE+0x30b)
 #define LAN_RESET_REGISTER    (H4_CS1_BASE+0x1c)
 #endif  /* endif CONFIG_2420H4 */
 
+#if defined(CONFIG_APOLLON)
+#define APOLLON_CS0_BASE	0x00000000	/* OneNAND */
+#define APOLLON_CS1_BASE	0x08000000	/* ethernet */
+#define APOLLON_CS2_BASE	0x10000000	/* OneNAND */
+#define APOLLON_CS3_BASE	0x18000000	/* NOR */
+
+#define ETH_CONTROL_REG		(APOLLON_CS1_BASE + 0x30b)
+#define LAN_RESET_REGISTER	(APOLLON_CS1_BASE + 0x1c)
+#endif	/* endif CONFIG_APOLLON */
+
+/* Common */
+#define LOW_LEVEL_SRAM_STACK  0x4020FFFC
+
+#define PERIFERAL_PORT_BASE   0x480FE003
+
 #endif
diff --git a/include/asm-arm/mach-types.h b/include/asm-arm/mach-types.h
index f6a5b4f..ab19047 100644
--- a/include/asm-arm/mach-types.h
+++ b/include/asm-arm/mach-types.h
@@ -737,6 +737,7 @@ extern unsigned int __machine_arch_type;
 #define MACH_TYPE_CB3RUFC              726
 #define MACH_TYPE_MP2USB               727
 #define MACH_TYPE_AT91SAM9261EK        848
+#define MACH_TYPE_OMAP_APOLLON         919
 #define MACH_TYPE_PDNB3               1002
 #define MACH_TYPE_AT91SAM9260EK       1099
 #define MACH_TYPE_AT91RM9200DF        1119
@@ -6826,6 +6827,18 @@ extern unsigned int __machine_arch_type;
 # define machine_is_omap_h4()	(0)
 #endif
 
+#ifdef CONFIG_MACH_OMAP_APOLLON
+# ifdef machine_arch_type
+#  undef machine_arch_type
+#  define machine_arch_type	__machine_arch_type
+# else
+#  define machine_arch_type	MACH_TYPE_OMAP_APOLLON
+# endif
+# define machine_is_omap_apollon()	(machine_arch_type == MACH_TYPE_OMAP_APOLLON)
+#else
+# define machine_is_omap_apollon()	(0)
+#endif
+
 #ifdef CONFIG_MACH_N10
 # ifdef machine_arch_type
 #  undef machine_arch_type
diff --git a/include/configs/apollon.h b/include/configs/apollon.h
new file mode 100755
index 0000000..7727bc3
--- /dev/null
+++ b/include/configs/apollon.h
@@ -0,0 +1,238 @@
+/*
+ * (C) Copyright 2005-2007
+ * Samsung Electronics,
+ * Kyungmin Park <kyungmin.park@samsung.com>
+ *
+ * Configuration settings for the 2420 Samsung Apollon board.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ */
+#define CONFIG_ARM1136		1 /* This is an arm1136 CPU core */
+#define CONFIG_OMAP		1 /* in a TI OMAP core */
+#define CONFIG_OMAP2420		1 /* which is in a 2420 */
+#define CONFIG_OMAP2420_APOLLON	1
+#define CONFIG_APOLLON		1
+#define CONFIG_APOLLON_PLUS	1 /* If you have apollon plus 1.x */
+
+/* Clock config to target*/
+#define PRCM_CONFIG_I		1
+//#define PRCM_CONFIG_II	1
+
+/* Boot method */
+/* uncomment if you use NOR boot */
+//#define CFG_NOR_BOOT		1
+
+/* uncomment if you use NOR on CS3 */
+//#define CFG_USE_NOR		1
+
+#ifdef CFG_NOR_BOOT
+#undef CFG_USE_NOR
+#define CFG_USE_NOR		1
+#endif
+
+#include <asm/arch/omap2420.h>	/* get chip and board defs */
+
+#define	V_SCLK	12000000
+
+/* input clock of PLL */
+/* the OMAP2420 H4 has 12MHz, 13MHz, or 19.2Mhz crystal input */
+#define	CONFIG_SYS_CLK_FREQ	V_SCLK
+
+#undef	CONFIG_USE_IRQ	/* no support for IRQs */
+#define	CONFIG_MISC_INIT_R
+
+#define	CONFIG_CMDLINE_TAG	1	/* enable passing of ATAGs */
+#define	CONFIG_SETUP_MEMORY_TAGS	1
+#define	CONFIG_INITRD_TAG	1
+#define	CONFIG_REVISION_TAG	1
+
+/*
+ * Size of malloc() pool
+ */
+#define	CFG_ENV_SIZE SZ_128K	/* Total Size of Environment Sector */
+#define	CFG_MALLOC_LEN	(CFG_ENV_SIZE + SZ_128K)
+#define	CFG_GBL_DATA_SIZE	128	/* bytes reserved for initial data */
+
+/*
+ * Hardware drivers
+ */
+
+/*
+ * SMC91c96 Etherent
+ */
+#define	CONFIG_DRIVER_LAN91C96
+#define	CONFIG_LAN91C96_BASE	(APOLLON_CS1_BASE+0x300)
+#define	CONFIG_LAN91C96_EXT_PHY
+
+/*
+ * NS16550 Configuration
+ */
+#define	V_NS16550_CLK	(48000000)	/* 48MHz (APLL96/2) */
+
+#define	CFG_NS16550
+#define	CFG_NS16550_SERIAL
+#define	CFG_NS16550_REG_SIZE	(-4)
+#define	CFG_NS16550_CLK	V_NS16550_CLK	/* 3MHz (1.5MHz*2) */
+#define	CFG_NS16550_COM1	OMAP2420_UART1
+
+/*
+ * select serial console configuration
+ */
+#define	CONFIG_SERIAL1	1	/* UART1 on H4 */
+
+ /*
+ * I2C configuration
+ */
+#define	CONFIG_HARD_I2C
+#define	CFG_I2C_SPEED	100000
+#define	CFG_I2C_SLAVE	1
+#define	CONFIG_DRIVER_OMAP24XX_I2C
+
+/* allow to overwrite serial and ethaddr */ 
+#define	CONFIG_ENV_OVERWRITE
+#define	CONFIG_CONS_INDEX	1
+#define	CONFIG_BAUDRATE		115200
+#define	CFG_BAUDRATE_TABLE	{9600, 19200, 38400, 57600, 115200}
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ 
+#include	<config_cmd_default.h>
+
+#define	CONFIG_CMD_DHCP
+#define	CONFIG_CMD_DIAG
+#define	CONFIG_CMD_ONENAND
+
+#undef	CONFIG_CMD_AUTOSCRIPT
+
+#ifndef	CFG_USE_NOR
+# undef	CONFIG_CMD_FLASH
+# undef	CONFIG_CMD_IMLS
+#endif
+
+#define	CONFIG_BOOTP_MASK	CONFIG_BOOTP_DEFAULT
+
+#define	CONFIG_BOOTDELAY	1
+
+#define	CONFIG_NETMASK	255.255.255.0
+#define	CONFIG_IPADDR	192.168.116.25
+#define	CONFIG_SERVERIP	192.168.116.1
+#define	CONFIG_BOOTFILE	"uImage"
+#define	CONFIG_ETHADDR	00:0E:99:00:24:20
+
+#ifdef	CONFIG_APOLLON_PLUS
+# define	CONFIG_BOOTARGS "root=/dev/nfs rw mem=64M console=ttyS0,115200n8 ip=192.168.116.25:192.168.116.1:192.168.116.1:255.255.255.0:apollon:eth0:off nfsroot=/tftpboot/nfsroot profile=2"
+#else
+# define	CONFIG_BOOTARGS "root=/dev/nfs rw mem=128M console=ttyS0,115200n8 ip=192.168.116.25:192.168.116.1:192.168.116.1:255.255.255.0:apollon:eth0:off nfsroot=/tftpboot/nfsroot profile=2"
+#endif
+
+#define	CONFIG_EXTRA_ENV_SETTINGS					\
+	"Image=tftp 0x80008000 Image; go 0x80008000\0"			\
+	"zImage=tftp 0x80180000 zImage; go 0x80180000\0"		\
+	"uImage=tftp 0x80180000 uImage; bootm 0x80180000\0"		\
+	"uboot=tftp 0x80008000 u-boot.bin; go 0x80008000\0"		\
+	"xloader=tftp 0x80180000 x-load.bin; cp.w 0x80180000 0x00000400 0x1000; go 0x00000400\0"	\
+	"syncmode50=mw.w 0x1e442 0xc0c4; mw 0x6800a060 0xe30d1201\0"	\
+	"syncmode=mw.w 0x1e442 0xe0f4; mw 0x6800a060 0xe30d1201\0"	\
+	"norboot=cp32 0x18040000 0x80008000 0x200000; go 0x80008000\0"	\
+	"oneboot=onenand read 0x80008000 0x40000 0x200000; go 0x80008000\0"\
+	"onesyncboot=run syncmode oneboot\0"				\
+	"bootcmd=run uboot\0"
+
+/*
+ * Miscellaneous configurable options
+ */
+#define	V_PROMPT	"Apollon # "
+
+#define	CFG_LONGHELP	/* undef to save memory */
+#define	CFG_PROMPT	V_PROMPT
+#define	CFG_CBSIZE	256	/* Console I/O Buffer Size */
+/* Print Buffer Size */
+#define	CFG_PBSIZE	(CFG_CBSIZE+sizeof(CFG_PROMPT)+16)
+#define	CFG_MAXARGS	16	/* max number of command args */
+#define	CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size */
+
+#define	CFG_MEMTEST_START 	(OMAP2420_SDRC_CS0)	/* memtest works on */
+#define	CFG_MEMTEST_END		(OMAP2420_SDRC_CS0+SZ_31M)
+
+#undef	CFG_CLKS_IN_HZ	/* everything, incl board info, in Hz */
+
+#define	CFG_LOAD_ADDR	(OMAP2420_SDRC_CS0)	/* default load address */
+
+/* The 2420 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) 
+ * or by 32KHz clk, or from external sig. This rate is divided by a local 
+ * divisor.
+ */
+#define	V_PVT	7	/* use with 12MHz/128 */
+
+#define	CFG_TIMERBASE	OMAP2420_GPT2
+#define	CFG_PVT	V_PVT	/* 2^(pvt+1) */
+#define	CFG_HZ		((CONFIG_SYS_CLK_FREQ)/(2 << CFG_PVT))
+
+/*-----------------------------------------------------------------------
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below 
+ */
+#define	CONFIG_STACKSIZE SZ_128K	/* regular stack */
+#ifdef	CONFIG_USE_IRQ
+# define	CONFIG_STACKSIZE_IRQ SZ_4K	/* IRQ stack */
+# define	CONFIG_STACKSIZE_FIQ SZ_4K	/* FIQ stack */
+#endif
+
+/*-----------------------------------------------------------------------
+ * Physical Memory Map
+ */
+#define	CONFIG_NR_DRAM_BANKS	1	/* CS1 may or may not be populated */
+#define	PHYS_SDRAM_1		OMAP2420_SDRC_CS0
+#define	PHYS_SDRAM_1_SIZE	SZ_128M
+#define	PHYS_SDRAM_2		OMAP2420_SDRC_CS1
+
+/*-----------------------------------------------------------------------
+ * FLASH and environment organization
+ */
+#ifdef	CFG_USE_NOR
+/* OneNAND boot, NOR has CS3, But NOR has CS0 when NOR boot */
+# define	CFG_FLASH_BASE		0x18000000
+# define	CFG_MAX_FLASH_BANKS	1
+# define	CFG_MAX_FLASH_SECT	1024
+/*-----------------------------------------------------------------------
+
+ * CFI FLASH driver setup
+ */
+# define	CFG_FLASH_CFI	1	/* Flash memory is CFI compliant */
+# define	CFG_FLASH_CFI_DRIVER	1	/* Use drivers/cfi_flash.c */
+//#define CFG_FLASH_USE_BUFFER_WRITE 1 /* Use buffered writes (~10x faster) */
+# define	CFG_FLASH_PROTECTION	1	/* Use h/w sector protection*/
+
+#else	/* !CFG_USE_NOR */
+# define	CFG_NO_FLASH	1
+#endif	/* CFG_USE_NOR */
+
+/* OneNAND boot, OneNAND has CS0, NOR boot ONeNAND has CS2 */
+#define	CFG_ONENAND_BASE	0x00000000
+#define	CFG_ENV_IS_IN_ONENAND	1
+#define CFG_ENV_ADDR		0x00020000
+
+#endif /* __CONFIG_H */