[uboot-lantiq] add preliminary AR9 support

attention: if caches enabled the network is broken
attention: the network of the flash image doesn't work because of enabled caches



git-svn-id: svn://svn.openwrt.org/openwrt/trunk@20606 3c298f89-4303-0410-b956-a3cf2f4a3e73

11 files changed, 1689 insertions, 0 deletions

diff --git a/package/uboot-lantiq/files/board/infineon/easy50812/Makefile b/package/uboot-lantiq/files/board/infineon/easy50812/Makefile
new file mode 100644
index 000000000..44d8ea344
--- /dev/null
+++ b/package/uboot-lantiq/files/board/infineon/easy50812/Makefile
@@ -0,0 +1,47 @@
+#
+# (C) Copyright 2003-2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB	= $(obj)lib$(BOARD).a
+
+#COBJS	:= $(BOARD).o
+COBJS-y	+= ar9.o
+
+SOBJS	= lowlevel_init.o pmuenable.o
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS-y))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS) $(SOBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/package/uboot-lantiq/files/board/infineon/easy50812/ar9.c b/package/uboot-lantiq/files/board/infineon/easy50812/ar9.c
new file mode 100644
index 000000000..dd6be9bdf
--- /dev/null
+++ b/package/uboot-lantiq/files/board/infineon/easy50812/ar9.c
@@ -0,0 +1,666 @@
+/*
+* (C) Copyright 2003
+* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+*
+* (C) Copyright 2010
+* Thomas Langer, Ralph Hempel
+*
+* 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 <command.h>
+#include <netdev.h>
+#include <miiphy.h>
+#include <asm/addrspace.h>
+#include <asm/ar9.h>
+#include <asm/reboot.h>
+#include <asm/io.h>
+#if defined(CONFIG_CMD_HTTPD)
+#include <httpd.h>
+#endif
+
+extern ulong ifx_get_ddr_hz(void);
+extern ulong ifx_get_cpuclk(void);
+
+/* definitions for external PHYs / Switches */
+/* Split values into phy address and register address */
+#define PHYADDR(_reg)	((_reg >> 5) & 0xff), (_reg & 0x1f)
+
+/* IDs and registers of known external switches */
+#define ID_SAMURAI_0			0x1020
+#define ID_SAMURAI_1			0x0007
+#define SAMURAI_ID_REG0			0xA0
+#define SAMURAI_ID_REG1			0xA1
+#define ID_TANTOS				0x2599
+
+#define RGMII_MODE				0
+#define MII_MODE				1
+#define REV_MII_MODE			2
+#define RED_MII_MODE_IC			3		/*Input clock */
+#define RGMII_MODE_100MB		4
+#define TURBO_REV_MII_MODE		6		/*Turbo Rev Mii mode */
+#define RED_MII_MODE_OC			7		/*Output clock */
+#define RGMII_MODE_10MB			8
+
+#define mdelay(n)   udelay((n)*1000)
+
+static void ar9_sw_chip_init(u8 port, u8 mode);
+static void ar9_enable_sw_port(u8 port, u8 state);
+static void ar9_configure_sw_port(u8 port, u8 mode);
+static u16 ar9_smi_reg_read(u16 reg);
+static u16 ar9_smi_reg_write(u16 reg, u16 data);
+static char * const name = "lq_cpe_eth";
+static int external_switch_init(void);
+
+void _machine_restart(void)
+{
+	*AR9_RCU_RST_REQ |= AR9_RST_ALL;
+}
+
+#ifdef CONFIG_SYS_RAMBOOT
+phys_size_t initdram(int board_type)
+{
+	return get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MAX_RAM);
+}
+#elif defined(CONFIG_USE_DDR_RAM)
+phys_size_t initdram(int board_type)
+{
+	return (CONFIG_SYS_MAX_RAM);
+}
+#else
+
+static ulong max_sdram_size(void)     /* per Chip Select */
+{
+	/* The only supported SDRAM data width is 16bit.
+	*/
+#define CFG_DW	4
+
+	/* The only supported number of SDRAM banks is 4.
+	*/
+#define CFG_NB	4
+
+	ulong cfgpb0 = *AR9_SDRAM_MC_CFGPB0;
+	int   cols   = cfgpb0 & 0xF;
+	int   rows   = (cfgpb0 & 0xF0) >> 4;
+	ulong size   = (1 << (rows + cols)) * CFG_DW * CFG_NB;
+
+	return size;
+}
+
+/*
+* Check memory range for valid RAM. A simple memory test determines
+* the actually available RAM size between addresses `base' and
+* `base + maxsize'.
+*/
+
+static long int dram_size(long int *base, long int maxsize)
+{
+	volatile long int *addr;
+	ulong cnt, val;
+	ulong save[32];			/* to make test non-destructive */
+	unsigned char i = 0;
+
+	for (cnt = (maxsize / sizeof (long)) >> 1; cnt > 0; cnt >>= 1) {
+		addr = base + cnt;		/* pointer arith! */
+
+		save[i++] = *addr;
+		*addr = ~cnt;
+	}
+
+	/* write 0 to base address */
+	addr = base;
+	save[i] = *addr;
+	*addr = 0;
+
+	/* check at base address */
+	if ((val = *addr) != 0) {
+		*addr = save[i];
+		return (0);
+	}
+
+	for (cnt = 1; cnt < maxsize / sizeof (long); cnt <<= 1) {
+		addr = base + cnt;		/* pointer arith! */
+
+		val = *addr;
+		*addr = save[--i];
+
+		if (val != (~cnt)) {
+			return (cnt * sizeof (long));
+		}
+	}
+	return (maxsize);
+}
+
+phys_size_t initdram(int board_type)
+{
+	int   rows, cols, best_val = *AR9_SDRAM_MC_CFGPB0;
+	ulong size, max_size       = 0;
+	ulong our_address;
+
+	/* load t9 into our_address */
+	asm volatile ("move %0, $25" : "=r" (our_address) :);
+
+	/* Can't probe for RAM size unless we are running from Flash.
+	* find out whether running from DRAM or Flash.
+	*/
+	if (CPHYSADDR(our_address) < CPHYSADDR(PHYS_FLASH_1))
+	{
+		return max_sdram_size();
+	}
+
+	for (cols = 0x8; cols <= 0xC; cols++)
+	{
+		for (rows = 0xB; rows <= 0xD; rows++)
+		{
+			*AR9_SDRAM_MC_CFGPB0 = (0x14 << 8) |
+											(rows << 4) | cols;
+			size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
+											max_sdram_size());
+
+			if (size > max_size)
+			{
+				best_val = *AR9_SDRAM_MC_CFGPB0;
+				max_size = size;
+			}
+		}
+	}
+
+	*AR9_SDRAM_MC_CFGPB0 = best_val;
+	return max_size;
+}
+#endif
+
+int checkboard (void)
+{
+	unsigned long chipid = *AR9_MPS_CHIPID;
+	int part_num;
+
+	puts ("Board: ");
+
+	part_num = AR9_MPS_CHIPID_PARTNUM_GET(chipid);
+	switch (part_num)
+	{
+	case 0x16C:
+		puts("ARX188 ");
+		break;
+	case 0x16D:
+		puts("ARX168 ");
+		break;
+	case 0x16F:
+		puts("ARX182 ");
+		break;
+	case 0x170:
+		puts("GRX188 ");
+		break;
+	case 0x171:
+		puts("GRX168 ");
+		break;
+	default:
+		printf ("unknown, chip part number 0x%03X ", part_num);
+		break;
+	}
+	printf ("V1.%ld, ", AR9_MPS_CHIPID_VERSION_GET(chipid));
+
+	printf("DDR Speed %ld MHz, ", ifx_get_ddr_hz()/1000000);
+	printf("CPU Speed %ld MHz\n", ifx_get_cpuclk()/1000000);
+
+	return 0;
+}
+
+#ifdef CONFIG_SKIP_LOWLEVEL_INIT
+int board_early_init_f(void)
+{
+#ifdef CONFIG_EBU_ADDSEL0
+	(*AR9_EBU_ADDSEL0) = CONFIG_EBU_ADDSEL0;
+#endif
+#ifdef CONFIG_EBU_ADDSEL1
+	(*AR9_EBU_ADDSEL1) = CONFIG_EBU_ADDSEL1;
+#endif
+#ifdef CONFIG_EBU_ADDSEL2
+	(*AR9_EBU_ADDSEL2) = CONFIG_EBU_ADDSEL2;
+#endif
+#ifdef CONFIG_EBU_ADDSEL3
+	(*AR9_EBU_ADDSEL3) = CONFIG_EBU_ADDSEL3;
+#endif
+#ifdef CONFIG_EBU_BUSCON0
+	(*AR9_EBU_BUSCON0) = CONFIG_EBU_BUSCON0;
+#endif
+#ifdef CONFIG_EBU_BUSCON1
+	(*AR9_EBU_BUSCON1) = CONFIG_EBU_BUSCON1;
+#endif
+#ifdef CONFIG_EBU_BUSCON2
+	(*AR9_EBU_BUSCON2) = CONFIG_EBU_BUSCON2;
+#endif
+#ifdef CONFIG_EBU_BUSCON3
+	(*AR9_EBU_BUSCON3) = CONFIG_EBU_BUSCON3;
+#endif
+
+	return 0;
+}
+#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
+
+int board_eth_init(bd_t *bis)
+{
+#if defined(CONFIG_IFX_ETOP)
+
+	*AR9_PMU_PWDCR &= 0xFFFFEFDF;
+	*AR9_PMU_PWDCR &= ~AR9_PMU_DMA; /* enable DMA from PMU */
+
+	if (lq_eth_initialize(bis) < 0)
+		return -1;
+
+	*AR9_RCU_RST_REQ |= 1;
+	udelay(200000);
+	*AR9_RCU_RST_REQ &= (unsigned long)~1;
+	udelay(1000);
+
+#ifdef CONFIG_EXTRA_SWITCH
+	if (external_switch_init()<0)
+		return -1;
+#endif /* CONFIG_EXTRA_SWITCH */
+#endif /* CONFIG_IFX_ETOP */
+
+	return 0;
+}
+
+static void ar9_configure_sw_port(u8 port, u8 mode)
+{
+	if(port)
+	{
+		if (mode  == 1) //MII mode
+		{
+			*AR9_GPIO_P2_ALTSEL0 = *AR9_GPIO_P2_ALTSEL0 | (0xf000);
+			*AR9_GPIO_P2_ALTSEL1 = *AR9_GPIO_P2_ALTSEL1 & ~(0xf000);
+			*AR9_GPIO_P2_DIR = (*AR9_GPIO_P2_DIR & ~(0xf000)) | 0x2000;
+			*AR9_GPIO_P2_OD = *AR9_GPIO_P2_OD | 0x2000;
+		}
+		else if(mode == 2 || mode == 6) //Rev Mii mode
+		{
+			*AR9_GPIO_P2_ALTSEL0 = *AR9_GPIO_P2_ALTSEL0 | (0xf000);
+			*AR9_GPIO_P2_ALTSEL1 = *AR9_GPIO_P2_ALTSEL1 & ~(0xf000);
+			*AR9_GPIO_P2_DIR = (*AR9_GPIO_P2_DIR | (0xf000)) & ~0x2000;
+			*AR9_GPIO_P2_OD = *AR9_GPIO_P2_OD | 0xd000;
+		}
+	}
+	else //Port 0
+	{
+		if (mode  == 1) //MII mode
+		{
+			*AR9_GPIO_P2_ALTSEL0 = *AR9_GPIO_P2_ALTSEL0 | (0x0303);
+			*AR9_GPIO_P2_ALTSEL1 = *AR9_GPIO_P2_ALTSEL1 & ~(0x0303);
+			*AR9_GPIO_P2_DIR = (*AR9_GPIO_P2_DIR & ~(0x0303)) | 0x0100;
+			*AR9_GPIO_P2_OD = *AR9_GPIO_P2_OD | 0x0100;
+		}
+		else if(mode ==2 || mode ==6) //Rev Mii mode
+		{
+			*AR9_GPIO_P2_ALTSEL0 = *AR9_GPIO_P2_ALTSEL0 | (0x0303);
+			*AR9_GPIO_P2_ALTSEL1 = *AR9_GPIO_P2_ALTSEL1 & ~(0x0303);
+			*AR9_GPIO_P2_DIR = (*AR9_GPIO_P2_DIR | (0x0303)) & ~0x0100;
+			*AR9_GPIO_P2_OD = *AR9_GPIO_P2_OD | 0x0203;
+		}
+	}
+}
+
+/*
+Call this function to place either MAC port 0 or 1 into working mode.
+Parameters:
+port - select ports 0 or 1.
+state of interface : state
+0: RGMII
+1: MII
+2: Rev MII
+3: Reduce MII (input clock)
+4: RGMII 100mb
+5: Reserve
+6: Turbo Rev MII
+7: Reduce MII (output clock)
+*/
+void ar9_enable_sw_port(u8 port, u8 state)
+{
+	REG32(AR9_SW_GCTL0) |= 0x80000000;
+	if (port == 0)
+	{
+		REG32(AR9_SW_RGMII_CTL) &= 0xffcffc0e ;
+	//#if AR9_REFBOARD_TANTOS
+		REG32(0xbf20302c) &= 0xffff81ff;
+		REG32(0xbf20302c) |= 4<<9 ;
+	//#endif
+		REG32(AR9_SW_RGMII_CTL) |= ((u32)(state &0x3))<<8;
+		if((state &0x3) == 0)
+		{
+			REG32(AR9_SW_RGMII_CTL) &= 0xfffffff3;
+			if(state == 4)
+				REG32(AR9_SW_RGMII_CTL) |= 0x4;
+			else
+				REG32(AR9_SW_RGMII_CTL) |= 0x8;
+		}
+		if(state == 6)
+			REG32(AR9_SW_RGMII_CTL) |= ((u32) (1<<20));
+		if(state == 7)
+			REG32(AR9_SW_RGMII_CTL) |= ((u32) (1<<21));
+	}
+//  *AR9_PPE32_ETOP_CFG = *AR9_PPE32_ETOP_CFG & 0xfffffffe;
+	else
+	{
+		REG32(AR9_SW_RGMII_CTL) &= 0xff303fff ;
+		REG32(AR9_SW_RGMII_CTL) |= ((u32)(state &0x3))<<18;
+		if((state &0x3) == 0)
+		{
+			REG32(AR9_SW_RGMII_CTL) &= 0xffffcfff;
+			if(state == 4)
+				REG32(AR9_SW_RGMII_CTL) |= 0x1000;
+			else
+				REG32(AR9_SW_RGMII_CTL) |= 0x2000;
+		}
+		if(state == 6)
+			REG32(AR9_SW_RGMII_CTL) |= ((u32) (1<<22));
+		if(state == 7)
+			REG32(AR9_SW_RGMII_CTL) |= ((u32) (1<<23));
+	}
+}
+
+void pci_reset(void)
+{
+	int i,j;
+#define AR9_V1_PCI_RST_FIX 1
+#if AR9_V1_PCI_RST_FIX // 5th June 2008 Add GPIO19 to control EJTAG_TRST
+	*AR9_GPIO_P1_ALTSEL0 = *AR9_GPIO_P1_ALTSEL0 & ~0x8;
+	*AR9_GPIO_P1_ALTSEL1 = *AR9_GPIO_P1_ALTSEL1 & ~0x8;
+	*AR9_GPIO_P1_DIR = *AR9_GPIO_P1_DIR | 0x8;
+	*AR9_GPIO_P1_OD = *AR9_GPIO_P1_OD | 0x8;
+	*AR9_GPIO_P1_OUT = *AR9_GPIO_P1_OUT | 0x8;
+	*AR9_GPIO_P0_ALTSEL0 = *AR9_GPIO_P0_ALTSEL0 & ~0x4000;
+	*AR9_GPIO_P0_ALTSEL1 = *AR9_GPIO_P0_ALTSEL1 & ~0x4000;
+	*AR9_GPIO_P0_DIR = *AR9_GPIO_P0_DIR | 0x4000;
+	*AR9_GPIO_P0_OD = *AR9_GPIO_P0_OD | 0x4000;
+	for(j=0;j<5;j++) {
+		*AR9_GPIO_P0_OUT = *AR9_GPIO_P0_OUT & ~0x4000;
+		for(i=0;i<0x10000;i++);
+		*AR9_GPIO_P0_OUT = *AR9_GPIO_P0_OUT | 0x4000;
+		for(i=0;i<0x10000;i++);
+	}
+	*AR9_GPIO_P0_DIR = *AR9_GPIO_P0_DIR &  ~0x4000;
+	*AR9_GPIO_P1_DIR = *AR9_GPIO_P1_DIR &  ~0x8;
+#endif
+}
+
+static u16 ar9_smi_reg_read(u16 reg)
+{
+	int i;
+	while(REG32(AR9_SW_MDIO_CTL) & 0x8000);
+	REG32(AR9_SW_MDIO_CTL) = 0x8000| 0x2<<10 | ((u32) (reg&0x3ff)) ; /*0x10=MDIO_OP_READ*/
+	for(i=0;i<0x3fff;i++);
+	udelay(50);
+        while(REG32(AR9_SW_MDIO_CTL) & 0x8000);
+	return((u16) (REG32(AR9_SW_MDIO_DATA)));
+}
+
+static u16 ar9_smi_reg_write(u16 reg, u16 data)
+{
+	int i;
+	while(REG32(AR9_SW_MDIO_CTL) & 0x8000);
+	REG32(AR9_SW_MDIO_CTL) = 0x8000| (((u32) data)<<16) | 0x01<<10 | ((u32) (reg&0x3ff)) ; /*0x01=MDIO_OP_WRITE*/
+	for(i=0;i<0x3fff;i++);
+		udelay(50);
+	return 0;
+}
+
+static void ar9_sw_chip_init(u8 port, u8 mode)
+{
+	int i;
+	u16 chipid;
+
+	debug("\nsearching for switches ... ");
+
+	asm("sync");
+	pci_reset();
+
+	/* 25mhz clock out */
+	*AR9_CGU_IFCCR &= ~(3<<10);
+	*AR9_GPIO_P0_ALTSEL0 = *AR9_GPIO_P0_ALTSEL0 | (1<<3);
+	*AR9_GPIO_P0_ALTSEL1 = *AR9_GPIO_P0_ALTSEL1 & ~(1<<3);
+	*AR9_GPIO_P0_DIR = *AR9_GPIO_P0_DIR  | (1<<3);
+	*AR9_GPIO_P0_OD = *AR9_GPIO_P0_OD | (1<<3);
+	*AR9_GPIO_P2_ALTSEL0 = *AR9_GPIO_P2_ALTSEL0 & ~(1<<0);
+	*AR9_GPIO_P2_ALTSEL1 = *AR9_GPIO_P2_ALTSEL1 & ~(1<<0);
+	*AR9_GPIO_P2_DIR = *AR9_GPIO_P2_DIR  | (1<<0);
+	*AR9_GPIO_P2_OD = *AR9_GPIO_P2_OD | (1<<0);
+
+	*AR9_PMU_PWDCR = (*AR9_PMU_PWDCR & 0xFFFBDFDF) ; 
+	*AR9_PMU_PWDCR = (*AR9_PMU_PWDCR & ~(AR9_PMU_DMA | AR9_PMU_SWITCH));
+	*AR9_PMU_PWDCR = (*AR9_PMU_PWDCR | AR9_PMU_USB0 | AR9_PMU_USB0_P);
+
+	*AR9_GPIO_P2_OUT &= ~(1<<0);
+	asm("sync");
+
+	ar9_configure_sw_port(port, mode);
+	ar9_enable_sw_port(port, mode);
+	REG32(AR9_SW_P0_CTL) |= 0x400000; /* disable mdio polling for tantos */
+	asm("sync");
+
+	/*GPIO 55(P3.7) used as output, set high*/
+	*AR9_GPIO_P3_OD |=(1<<7);
+	*AR9_GPIO_P3_DIR |= (1<<7);
+	*AR9_GPIO_P3_ALTSEL0 &=~(1<<7);
+	*AR9_GPIO_P3_ALTSEL1 &=~(1<<7);
+	asm("sync");
+	udelay(10);
+
+	*AR9_GPIO_P3_OUT &= ~(1<<7);
+	for(i=0;i<1000;i++)
+		udelay(110);
+	*AR9_GPIO_P3_OUT |=(1<<7);
+	udelay(100);
+
+	if(port==0)
+		REG32(AR9_SW_P0_CTL) |= 0x40001;
+	else
+		REG32(AR9_SW_P1_CTL) |= 0x40001;
+
+	REG32(AR9_SW_P2_CTL) |= 0x40001;
+	REG32(AR9_SW_PMAC_HD_CTL) |= 0x40000; /* enable CRC */
+
+	*AR9_GPIO_P2_ALTSEL0 = *AR9_GPIO_P2_ALTSEL0 | (0xc00);
+	*AR9_GPIO_P2_ALTSEL1 = *AR9_GPIO_P2_ALTSEL1 & ~(0xc00);
+	*AR9_GPIO_P2_DIR = *AR9_GPIO_P2_DIR  | 0xc00;
+	*AR9_GPIO_P2_OD = *AR9_GPIO_P2_OD | 0xc00;
+
+	asm("sync");
+	chipid = (unsigned short)(ar9_smi_reg_read(0x101));
+	printf("\nswitch chip id=%08x\n",chipid);
+	if (chipid != ID_TANTOS) {
+		debug("whatever detected\n");
+		ar9_smi_reg_write(0x1,0x840f);
+		ar9_smi_reg_write(0x3,0x840f);
+		ar9_smi_reg_write(0x5,0x840f);
+		ar9_smi_reg_write(0x7,0x840f);
+		ar9_smi_reg_write(0x8,0x840f);
+		ar9_smi_reg_write(0x12,0x3602);
+#ifdef CLK_OUT2_25MHZ
+		ar9_smi_reg_write(0x33,0x4000);
+#endif
+	} else { // Tantos switch ship
+		debug("Tantos switch detected\n");
+		ar9_smi_reg_write(0xa1,0x0004); /*port 5 force link up*/
+		ar9_smi_reg_write(0xc1,0x0004); /*port 6 force link up*/
+		ar9_smi_reg_write(0xf5,0x0BBB); /*port 4 duplex mode, flow control enable,1000Mbit/s*/
+										/*port 5 duplex mode, flow control enable, 1000Mbit/s*/
+										/*port 6 duplex mode, flow control enable, 1000Mbit/s*/
+	}
+	asm("sync");
+
+	/*reset GPHY*/
+	mdelay(200);
+	*AR9_RCU_RST_REQ |= (AR9_RCU_RST_REQ_DMA | AR9_RCU_RST_REQ_PPE) ;
+	udelay(50);
+	*AR9_GPIO_P2_OUT |= (1<<0);
+}
+
+static void ar9_dma_init(void)
+{
+	/* select port */
+	*AR9_DMA_PS = 0;
+
+	/* 
+	TXWGT 14:12 rw Port Weight for Transmit Direction (the default value “001”)
+
+	TXENDI 11:10 rw Endianness for Transmit Direction
+	Determine a byte swap between memory interface (left hand side) and
+	peripheral interface (right hand side).
+	00B B0_B1_B2_B3 No byte switching
+	01B B1_B0_B3_B2 B0B1B2B3 => B1B0B3B2
+	10B B2_B3_B0_B1 B0B1B2B3 => B2B3B0B1
+	
+	RXENDI 9:8 rw Endianness for Receive Direction
+	Determine a byte swap between peripheral (left hand side) and memory
+	interface (right hand side).
+	00B B0_B1_B2_B3 No byte switching
+	01B B1_B0_B3_B2 B0B1B2B3 => B1B0B3B2
+	10B B2_B3_B0_B1 B0B1B2B3 => B2B3B0B1
+	11B B3_B2_B1_B0 B0B1B2B3 => B3B2B1B0 
+
+	TXBL 5:4 rw Burst Length for Transmit Direction
+	Selects burst length for TX direction.
+	Others are reserved and will result in 2_WORDS burst length.
+	01B 2_WORDS 2 words
+	10B 4_WORDS 4 words
+	11B 8_WORDS 8 words
+
+	RXBL 3:2 rw Burst Length for Receive Direction
+	Selects burst length for RX direction.
+	Others are reserved and will result in 2_WORDS burst length.
+	01B 2_WORDS 2 words
+	10B 4_WORDS 4 words
+	11B 8_WORDS 8 words	
+	*/
+	*AR9_DMA_PCTRL = 0x1f28;
+}
+
+#ifdef CONFIG_EXTRA_SWITCH
+static int external_switch_init(void)
+{
+	ar9_sw_chip_init(0, RGMII_MODE);
+
+	ar9_dma_init();
+
+	return 0;
+}
+#endif /* CONFIG_EXTRA_SWITCH */
+
+#if defined(CONFIG_CMD_HTTPD)
+
+static int image_info (ulong addr)
+{
+   void *hdr = (void *)addr;
+
+   printf ("\n## Checking Image at %08lx ...\n", addr);
+
+   switch (genimg_get_format (hdr)) {
+   case IMAGE_FORMAT_LEGACY:
+      puts ("   Legacy image found\n");
+      if (!image_check_magic (hdr)) {
+         puts ("   Bad Magic Number\n");
+         return 1;
+      }
+
+      if (!image_check_hcrc (hdr)) {
+         puts ("   Bad Header Checksum\n");
+         return 1;
+      }
+
+      image_print_contents (hdr);
+
+      puts ("   Verifying Checksum ... ");
+      if (!image_check_dcrc (hdr)) {
+         puts ("   Bad Data CRC\n");
+         return 1;
+      }
+      puts ("OK\n");
+      return 0;
+#if defined(CONFIG_FIT)
+   case IMAGE_FORMAT_FIT:
+      puts ("   FIT image found\n");
+
+      if (!fit_check_format (hdr)) {
+         puts ("Bad FIT image format!\n");
+         return 1;
+      }
+
+      fit_print_contents (hdr);
+
+      if (!fit_all_image_check_hashes (hdr)) {
+         puts ("Bad hash in FIT image!\n");
+         return 1;
+      }
+
+      return 0;
+#endif
+   default:
+      puts ("Unknown image format!\n");
+      break;
+   }
+
+   return 1;
+}
+
+int do_http_upgrade(const unsigned char *data, const ulong size)
+{
+	/* check the image */
+	if(image_info(data)) {
+		return -1;
+	}
+	/* write the image to the flash */
+	puts("http ugrade ...\n");
+	return 0;
+}
+
+int do_http_progress(const int state)
+{
+	/* toggle LED's here */
+	switch(state) {
+		case HTTP_PROGRESS_START:
+		puts("http start\n");
+		break;
+		case HTTP_PROGRESS_TIMEOUT:
+		break;
+		case HTTP_PROGRESS_UPLOAD_READY:
+		puts("http upload ready\n");
+		break;
+		case HTTP_PROGRESS_UGRADE_READY:
+		puts("http ugrade ready\n");
+		break;
+		case HTTP_PROGRESS_UGRADE_FAILED:
+		puts("http ugrade failed\n");
+		break;
+	}
+	return 0;
+}
+
+unsigned long do_http_tmp_address(void)
+{
+	char *s = getenv ("ram_addr");
+	if (s) {
+		ulong tmp = simple_strtoul (s, NULL, 16);
+		return tmp;
+	}
+	return 0 /*0x80a00000*/;
+}
+
+#endif
diff --git a/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr111_settings.h b/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr111_settings.h
new file mode 100644
index 000000000..766f1e00d
--- /dev/null
+++ b/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr111_settings.h
@@ -0,0 +1,51 @@
+/* Settings for Denali DDR SDRAM controller */
+/* Optimise for Samsung DDR K4H561638H Danube Ref Board DDR 166 Mhz - by Ng Aik Ann 27th Nov 2006 */
+
+#define MC_DC0_VALUE	0x1B1B
+#define MC_DC1_VALUE	0x0
+#define MC_DC2_VALUE	0x0
+#define MC_DC3_VALUE	0x0
+#define MC_DC4_VALUE	0x0
+#define MC_DC5_VALUE	0x200
+#define MC_DC6_VALUE	0x306
+#define MC_DC7_VALUE	0x303
+#define MC_DC8_VALUE	0x102
+#define MC_DC9_VALUE	0x70a
+#define MC_DC10_VALUE	0x203
+#define MC_DC11_VALUE	0xc02
+#define MC_DC12_VALUE	0x1C8
+#define MC_DC13_VALUE	0x1
+#define MC_DC14_VALUE	0x0
+#define MC_DC15_VALUE	0x139  /* WDQS tuning for clk_wr*/
+#define MC_DC16_VALUE	0x2200
+#define MC_DC17_VALUE	0xd
+#define MC_DC18_VALUE	0x301
+#define MC_DC19_VALUE	0x200
+#define MC_DC20_VALUE	0xA04  /* A04 for reference board, A03 for Eval board */
+#define MC_DC21_VALUE	0x1800
+#define MC_DC22_VALUE	0x1818
+#define MC_DC23_VALUE	0x0
+#define MC_DC24_VALUE	0x59   /* WDQS Tuning for DQS */
+#define MC_DC25_VALUE	0x0
+#define MC_DC26_VALUE	0x0
+#define MC_DC27_VALUE	0x0
+#define MC_DC28_VALUE	0x514
+#define MC_DC29_VALUE	0x2d93
+#define MC_DC30_VALUE	0x8235
+#define MC_DC31_VALUE	0x0
+#define MC_DC32_VALUE	0x0
+#define MC_DC33_VALUE	0x0
+#define MC_DC34_VALUE	0x0
+#define MC_DC35_VALUE	0x0
+#define MC_DC36_VALUE	0x0
+#define MC_DC37_VALUE	0x0
+#define MC_DC38_VALUE	0x0
+#define MC_DC39_VALUE	0x0
+#define MC_DC40_VALUE	0x0
+#define MC_DC41_VALUE	0x0
+#define MC_DC42_VALUE	0x0
+#define MC_DC43_VALUE	0x0
+#define MC_DC44_VALUE	0x0
+#define MC_DC45_VALUE	0x600
+//#define MC_DC45_VALUE	0x400
+#define MC_DC46_VALUE	0x0
diff --git a/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr166_settings.h b/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr166_settings.h
new file mode 100644
index 000000000..6d940ac6c
--- /dev/null
+++ b/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr166_settings.h
@@ -0,0 +1,51 @@
+/* Settings for Denali DDR SDRAM controller */
+/* Optimise for Samsung DDR K4H561638H Danube Ref Board DDR 166 Mhz - by Ng Aik Ann 27th Nov 2006 */
+
+#define MC_DC0_VALUE	0x1B1B
+#define MC_DC1_VALUE	0x0
+#define MC_DC2_VALUE	0x0
+#define MC_DC3_VALUE	0x0
+#define MC_DC4_VALUE	0x0
+#define MC_DC5_VALUE	0x200
+#define MC_DC6_VALUE	0x306
+#define MC_DC7_VALUE	0x303
+#define MC_DC8_VALUE	0x102
+#define MC_DC9_VALUE	0x70a
+#define MC_DC10_VALUE	0x203
+#define MC_DC11_VALUE	0xc02
+#define MC_DC12_VALUE	0x1C8
+#define MC_DC13_VALUE	0x1
+#define MC_DC14_VALUE	0x0
+#define MC_DC15_VALUE	0x13f  /* WDQS tuning for clk_wr*/
+#define MC_DC16_VALUE	0x2200
+#define MC_DC17_VALUE	0xd
+#define MC_DC18_VALUE	0x301
+#define MC_DC19_VALUE	0x200
+#define MC_DC20_VALUE	0xA04  /* A04 for reference board, A03 for Eval board */
+#define MC_DC21_VALUE	0x1600
+#define MC_DC22_VALUE	0x1616
+#define MC_DC23_VALUE	0x0
+#define MC_DC24_VALUE	0x5d   /* WDQS Tuning for DQS */
+#define MC_DC25_VALUE	0x0
+#define MC_DC26_VALUE	0x0
+#define MC_DC27_VALUE	0x0
+#define MC_DC28_VALUE	0x514
+#define MC_DC29_VALUE	0x2d93
+#define MC_DC30_VALUE	0x8235
+#define MC_DC31_VALUE	0x0
+#define MC_DC32_VALUE	0x0
+#define MC_DC33_VALUE	0x0
+#define MC_DC34_VALUE	0x0
+#define MC_DC35_VALUE	0x0
+#define MC_DC36_VALUE	0x0
+#define MC_DC37_VALUE	0x0
+#define MC_DC38_VALUE	0x0
+#define MC_DC39_VALUE	0x0
+#define MC_DC40_VALUE	0x0
+#define MC_DC41_VALUE	0x0
+#define MC_DC42_VALUE	0x0
+#define MC_DC43_VALUE	0x0
+#define MC_DC44_VALUE	0x0
+#define MC_DC45_VALUE	0x600
+//#define MC_DC45_VALUE	0x400
+#define MC_DC46_VALUE	0x0
diff --git a/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr196_settings.h b/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr196_settings.h
new file mode 100644
index 000000000..b00177e0a
--- /dev/null
+++ b/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr196_settings.h
@@ -0,0 +1,51 @@
+/* Settings for Denali DDR SDRAM controller */

+/* Optimise for Samsung DDR K4H561638H Danube Ref Board DDR 166 Mhz - by Ng Aik Ann 27th Nov 2006 */

+

+#define MC_DC0_VALUE	0x1B1B

+#define MC_DC1_VALUE	0x0

+#define MC_DC2_VALUE	0x0

+#define MC_DC3_VALUE	0x0

+#define MC_DC4_VALUE	0x0

+#define MC_DC5_VALUE	0x200

+#define MC_DC6_VALUE	0x306

+#define MC_DC7_VALUE	0x303

+#define MC_DC8_VALUE	0x102

+#define MC_DC9_VALUE	0x80B

+#define MC_DC10_VALUE	0x203

+#define MC_DC11_VALUE	0xD02

+#define MC_DC12_VALUE	0x1C8

+#define MC_DC13_VALUE	0x1

+#define MC_DC14_VALUE	0x0

+#define MC_DC15_VALUE	0x144  /* WDQS tuning for clk_wr*/

+#define MC_DC16_VALUE	0xC800

+#define MC_DC17_VALUE	0xF

+#define MC_DC18_VALUE	0x301

+#define MC_DC19_VALUE	0x200

+#define MC_DC20_VALUE	0xA04  /* A04 for reference board, A03 for Eval board */

+#define MC_DC21_VALUE	0x1200

+#define MC_DC22_VALUE	0x1212

+#define MC_DC23_VALUE	0x0

+#define MC_DC24_VALUE	0x66   /* WDQS Tuning for DQS */

+#define MC_DC25_VALUE	0x0

+#define MC_DC26_VALUE	0x0

+#define MC_DC27_VALUE	0x0

+#define MC_DC28_VALUE	0x5FB

+#define MC_DC29_VALUE	0x35DF

+#define MC_DC30_VALUE	0x99E9

+#define MC_DC31_VALUE	0x0

+#define MC_DC32_VALUE	0x0

+#define MC_DC33_VALUE	0x0

+#define MC_DC34_VALUE	0x0

+#define MC_DC35_VALUE	0x0

+#define MC_DC36_VALUE	0x0

+#define MC_DC37_VALUE	0x0

+#define MC_DC38_VALUE	0x0

+#define MC_DC39_VALUE	0x0

+#define MC_DC40_VALUE	0x0

+#define MC_DC41_VALUE	0x0

+#define MC_DC42_VALUE	0x0

+#define MC_DC43_VALUE	0x0

+#define MC_DC44_VALUE	0x0

+#define MC_DC45_VALUE	0x600

+//#define MC_DC45_VALUE	0x400

+#define MC_DC46_VALUE	0x0

diff --git a/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr221_settings.h b/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr221_settings.h
new file mode 100644
index 000000000..7f87d43f7
--- /dev/null
+++ b/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr221_settings.h
@@ -0,0 +1,51 @@
+/* Settings for Denali DDR SDRAM controller */
+/* Optimise for AR9 Ref Board DDR 221 Mhz - by Ng Aik Ann 16th May 2008 */
+
+#define MC_DC0_VALUE	0x1B1B
+#define MC_DC1_VALUE	0x0
+#define MC_DC2_VALUE	0x0
+#define MC_DC3_VALUE	0x0
+#define MC_DC4_VALUE	0x0
+#define MC_DC5_VALUE	0x200
+#define MC_DC6_VALUE	0x306
+#define MC_DC7_VALUE	0x403
+#define MC_DC8_VALUE	0x102
+#define MC_DC9_VALUE	0x90c
+#define MC_DC10_VALUE	0x203
+#define MC_DC11_VALUE	0xf02
+#define MC_DC12_VALUE	0x2c8
+#define MC_DC13_VALUE	0x1
+#define MC_DC14_VALUE	0x0
+#define MC_DC15_VALUE	0x12f  /* WDQS tuning for clk_wr*/
+#define MC_DC16_VALUE	0xc800
+#define MC_DC17_VALUE	0xf
+#define MC_DC18_VALUE	0x301
+#define MC_DC19_VALUE	0x200
+#define MC_DC20_VALUE	0xA04  /* A04 for reference board, A03 for Eval board */
+#define MC_DC21_VALUE	0x1500
+#define MC_DC22_VALUE	0x1515
+#define MC_DC23_VALUE	0x0
+#define MC_DC24_VALUE	0x57   /* WDQS Tuning for DQS */
+#define MC_DC25_VALUE	0x0
+#define MC_DC26_VALUE	0x0
+#define MC_DC27_VALUE	0x0
+#define MC_DC28_VALUE	0x6b8
+#define MC_DC29_VALUE	0x3c84
+#define MC_DC30_VALUE	0xace5
+#define MC_DC31_VALUE	0x0
+#define MC_DC32_VALUE	0x0
+#define MC_DC33_VALUE	0x0
+#define MC_DC34_VALUE	0x0
+#define MC_DC35_VALUE	0x0
+#define MC_DC36_VALUE	0x0
+#define MC_DC37_VALUE	0x0
+#define MC_DC38_VALUE	0x0
+#define MC_DC39_VALUE	0x0
+#define MC_DC40_VALUE	0x0
+#define MC_DC41_VALUE	0x0
+#define MC_DC42_VALUE	0x0
+#define MC_DC43_VALUE	0x0
+#define MC_DC44_VALUE	0x0
+#define MC_DC45_VALUE	0x600
+//#define MC_DC45_VALUE	0x400
+#define MC_DC46_VALUE	0x0
diff --git a/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr250_settings.h b/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr250_settings.h
new file mode 100644
index 000000000..2e49db99d
--- /dev/null
+++ b/package/uboot-lantiq/files/board/infineon/easy50812/ar9_ddr250_settings.h
@@ -0,0 +1,51 @@
+/* Settings for Denali DDR SDRAM controller */
+/* Optimise for AR9 Ref Board DDR 221 Mhz - by Ng Aik Ann 16th May 2008 */
+
+#define MC_DC0_VALUE	0x1B1B
+#define MC_DC1_VALUE	0x0
+#define MC_DC2_VALUE	0x0
+#define MC_DC3_VALUE	0x0
+#define MC_DC4_VALUE	0x0
+#define MC_DC5_VALUE	0x200
+#define MC_DC6_VALUE	0x306
+#define MC_DC7_VALUE	0x403
+#define MC_DC8_VALUE	0x103
+#define MC_DC9_VALUE	0xb0e
+#define MC_DC10_VALUE	0x204
+#define MC_DC11_VALUE	0x1102
+#define MC_DC12_VALUE	0x2c8
+#define MC_DC13_VALUE	0x1
+#define MC_DC14_VALUE	0x0
+#define MC_DC15_VALUE	0x155  /* WDQS tuning for clk_wr*/
+#define MC_DC16_VALUE	0xc800
+#define MC_DC17_VALUE	0x13
+#define MC_DC18_VALUE	0x401
+#define MC_DC19_VALUE	0x200
+#define MC_DC20_VALUE	0xA04  /* A04 for reference board, A03 for Eval board */
+#define MC_DC21_VALUE	0xc00
+#define MC_DC22_VALUE	0xc0c
+#define MC_DC23_VALUE	0x0
+#define MC_DC24_VALUE	0x74   /* WDQS Tuning for DQS */
+#define MC_DC25_VALUE	0x0
+#define MC_DC26_VALUE	0x0
+#define MC_DC27_VALUE	0x0
+#define MC_DC28_VALUE	0x798
+#define MC_DC29_VALUE	0x445d
+#define MC_DC30_VALUE	0xc351
+#define MC_DC31_VALUE	0x0
+#define MC_DC32_VALUE	0x0
+#define MC_DC33_VALUE	0x0
+#define MC_DC34_VALUE	0x0
+#define MC_DC35_VALUE	0x0
+#define MC_DC36_VALUE	0x0
+#define MC_DC37_VALUE	0x0
+#define MC_DC38_VALUE	0x0
+#define MC_DC39_VALUE	0x0
+#define MC_DC40_VALUE	0x0
+#define MC_DC41_VALUE	0x0
+#define MC_DC42_VALUE	0x0
+#define MC_DC43_VALUE	0x0
+#define MC_DC44_VALUE	0x0
+#define MC_DC45_VALUE	0x600
+//#define MC_DC45_VALUE	0x400
+#define MC_DC46_VALUE	0x0
diff --git a/package/uboot-lantiq/files/board/infineon/easy50812/config.mk b/package/uboot-lantiq/files/board/infineon/easy50812/config.mk
new file mode 100644
index 000000000..c0e5d8244
--- /dev/null
+++ b/package/uboot-lantiq/files/board/infineon/easy50812/config.mk
@@ -0,0 +1,60 @@
+#
+# (C) Copyright 2003
+# 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
+#
+
+#
+# Danube board with MIPS 24Kc CPU core
+#
+sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp
+
+ifdef CONFIG_LZMA_BOOTSTRAP
+
+ifdef BUILD_BOOTSTRAP
+
+$(info BUILD_BOOTSTRAP )
+#TEXT_BASE = 0xB0000000
+TEXT_BASE = 0x80010000
+
+else # BUILD_BOOTSTRAP
+
+ifndef TEXT_BASE
+$(info redefine TEXT_BASE = 0x80040000 )
+TEXT_BASE = 0x80040000
+endif
+
+endif # BUILD_BOOTSTRAP
+
+else
+
+ifdef BUILD_BOOTSTRAP
+$(error BUILD_BOOTSTRAP but not enabled in config)
+endif
+
+ifndef TEXT_BASE
+## Standard: boot from ebu
+$(info redefine TEXT_BASE = 0xB0000000 )
+TEXT_BASE = 0xB0000000
+## For testing: boot from RAM
+# TEXT_BASE = 0x80100000
+endif
+
+endif # CONFIG_LZMA_BOOTSTRAP
diff --git a/package/uboot-lantiq/files/board/infineon/easy50812/lowlevel_init.S b/package/uboot-lantiq/files/board/infineon/easy50812/lowlevel_init.S
new file mode 100644
index 000000000..58f7a16ea
--- /dev/null
+++ b/package/uboot-lantiq/files/board/infineon/easy50812/lowlevel_init.S
@@ -0,0 +1,543 @@
+/*
+ *  Memory sub-system initialization code for AR9 board.
+ *
+ *  Copyright (c) 2003	Wolfgang Denk <wd@denx.de>
+ *  Copyright (c) 2005	Andre Messerschmidt  Infineon
+ *
+ * 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
+ */
+/* History:
+      peng liu May 25, 2006, for PLL setting after reset, 05252006
+ */
+#include <config.h>
+#include <version.h>
+#include <asm/regdef.h>
+
+#if defined(CONFIG_USE_DDR_RAM)
+
+#if defined(CONFIG_CPU_111M_RAM_111M) || defined(CONFIG_CPU_333M_RAM_111M)
+#	include "ar9_ddr111_settings.h"  
+#elif defined(CONFIG_CPU_166M_RAM_166M) || defined(CONFIG_CPU_333M_RAM_166M) || defined(CONFIG_CPU_500M_RAM_166M) 
+#	include "ar9_ddr166_settings.h"
+#elif defined(CONFIG_CPU_442M_RAM_147M)
+#	include "ar9_ddr166_settings.h"
+#elif defined(CONFIG_CPU_393M_RAM_196M)
+#	ifdef CONFIG_ETRON_RAM
+#		include "etron_ddr196_settings.h"
+#	else
+#		include "ar9_ddr196_settings.h"
+#	endif
+#elif defined(CONFIG_CPU_442M_RAM_221M)
+#	include "ar9_ddr221_settings.h"
+#elif defined(CONFIG_CPU_500M_RAM_250M)
+#	include "ar9_ddr250_settings.h"
+#else
+#	warning "missing definition for ddr_settings.h, use default!"
+#	include "ar9_ddr_settings.h"
+#endif
+#endif /* CONFIG_USE_DDR_RAM */
+
+#if defined(CONFIG_USE_DDR_RAM) && !defined(MC_DC0_VALUE)
+#error "missing include of ddr_settings.h"
+#endif
+
+#define EBU_MODUL_BASE		0xBE105300
+#define EBU_CLC(value)		0x0000(value)
+#define EBU_CON(value)		0x0010(value)
+#define EBU_ADDSEL0(value)	0x0020(value)
+#define EBU_ADDSEL1(value)	0x0024(value)
+#define EBU_ADDSEL2(value)	0x0028(value)
+#define EBU_ADDSEL3(value)	0x002C(value)
+#define EBU_BUSCON0(value)	0x0060(value)
+#define EBU_BUSCON1(value)	0x0064(value)
+#define EBU_BUSCON2(value)	0x0068(value)
+#define EBU_BUSCON3(value)	0x006C(value)
+
+#define MC_MODUL_BASE		0xBF800000
+#define MC_ERRCAUSE(value)	0x0010(value)
+#define MC_ERRADDR(value)	0x0020(value)
+#define MC_CON(value)		0x0060(value)
+
+#define MC_SRAM_ENABLE		0x00000004
+#define MC_SDRAM_ENABLE		0x00000002
+#define MC_DDRRAM_ENABLE	0x00000001
+
+#define MC_SDR_MODUL_BASE	0xBF800200
+#define MC_IOGP(value)		0x0000(value)
+#define MC_CTRLENA(value)	0x0010(value)
+#define MC_MRSCODE(value)	0x0020(value)
+#define MC_CFGDW(value)		0x0030(value)
+#define MC_CFGPB0(value)	0x0040(value)
+#define MC_LATENCY(value)	0x0080(value)
+#define MC_TREFRESH(value)	0x0090(value)
+#define MC_SELFRFSH(value)	0x00A0(value)
+
+#define MC_DDR_MODUL_BASE	0xBF801000
+#define MC_DC00(value)		0x0000(value)
+#define MC_DC01(value)		0x0010(value)
+#define MC_DC02(value)		0x0020(value)
+#define MC_DC03(value)		0x0030(value)
+#define MC_DC04(value)		0x0040(value)
+#define MC_DC05(value)		0x0050(value)
+#define MC_DC06(value)		0x0060(value)
+#define MC_DC07(value)		0x0070(value)
+#define MC_DC08(value)		0x0080(value)
+#define MC_DC09(value)		0x0090(value)
+#define MC_DC10(value)		0x00A0(value)
+#define MC_DC11(value)		0x00B0(value)
+#define MC_DC12(value)		0x00C0(value)
+#define MC_DC13(value)		0x00D0(value)
+#define MC_DC14(value)		0x00E0(value)
+#define MC_DC15(value)		0x00F0(value)
+#define MC_DC16(value)		0x0100(value)
+#define MC_DC17(value)		0x0110(value)
+#define MC_DC18(value)		0x0120(value)
+#define MC_DC19(value)		0x0130(value)
+#define MC_DC20(value)		0x0140(value)
+#define MC_DC21(value)		0x0150(value)
+#define MC_DC22(value)		0x0160(value)
+#define MC_DC23(value)		0x0170(value)
+#define MC_DC24(value)		0x0180(value)
+#define MC_DC25(value)		0x0190(value)
+#define MC_DC26(value)		0x01A0(value)
+#define MC_DC27(value)		0x01B0(value)
+#define MC_DC28(value)		0x01C0(value)
+#define MC_DC29(value)		0x01D0(value)
+#define MC_DC30(value)		0x01E0(value)
+#define MC_DC31(value)		0x01F0(value)
+#define MC_DC32(value)		0x0200(value)
+#define MC_DC33(value)		0x0210(value)
+#define MC_DC34(value)		0x0220(value)
+#define MC_DC35(value)		0x0230(value)
+#define MC_DC36(value)		0x0240(value)
+#define MC_DC37(value)		0x0250(value)
+#define MC_DC38(value)		0x0260(value)
+#define MC_DC39(value)		0x0270(value)
+#define MC_DC40(value)		0x0280(value)
+#define MC_DC41(value)		0x0290(value)
+#define MC_DC42(value)		0x02A0(value)
+#define MC_DC43(value)		0x02B0(value)
+#define MC_DC44(value)		0x02C0(value)
+#define MC_DC45(value)		0x02D0(value)
+#define MC_DC46(value)		0x02E0(value)
+
+#define RCU_OFFSET  0xBF203000
+#define RCU_RST_REQ      (RCU_OFFSET + 0x0010)
+#define RCU_STS          (RCU_OFFSET + 0x0014)
+
+#define CGU_OFFSET  0xBF103000
+#define  PLL0_CFG     (CGU_OFFSET + 0x0004)
+#define  PLL1_CFG     (CGU_OFFSET + 0x0008)
+#define  PLL2_CFG     (CGU_OFFSET + 0x000C)
+#define  CGU_SYS      (CGU_OFFSET + 0x0010)
+#define  CGU_UPDATE   (CGU_OFFSET + 0x0014)
+#define  IF_CLK       (CGU_OFFSET + 0x0018)
+#define  CGU_SMD      (CGU_OFFSET + 0x0020)
+#define  CGU_CT1SR    (CGU_OFFSET + 0x0028)
+#define  CGU_CT2SR    (CGU_OFFSET + 0x002C)
+#define  CGU_PCMCR    (CGU_OFFSET + 0x0030)
+#define  PCI_CR_PCI   (CGU_OFFSET + 0x0034)
+#define  CGU_OSC_CTRL (CGU_OFFSET + 0x001C)
+#define  CGU_MIPS_PWR_DWN (CGU_OFFSET + 0x0038)
+#define  CLK_MEASURE  (CGU_OFFSET + 0x003C)
+
+#define  pll1_36MHz_CONFIG 0x9800f25f
+
+	.set	noreorder
+
+
+/*
+ * void ebu_init(void)
+ */
+	.globl	ebu_init
+	.ent	ebu_init
+ebu_init:
+
+#if defined(CONFIG_EBU_ADDSEL0) || defined(CONFIG_EBU_ADDSEL1) || \
+	defined(CONFIG_EBU_ADDSEL2) || defined(CONFIG_EBU_ADDSEL3) || \
+	defined(CONFIG_EBU_BUSCON0) || defined(CONFIG_EBU_BUSCON1) || \
+	defined(CONFIG_EBU_BUSCON2) || defined(CONFIG_EBU_BUSCON3)
+
+	li	t1, EBU_MODUL_BASE
+#if defined(CONFIG_EBU_ADDSEL0)
+	li	t2, CONFIG_EBU_ADDSEL0
+	sw	t2, EBU_ADDSEL0(t1)
+#endif
+#if defined(CONFIG_EBU_ADDSEL1)
+	li	t2, CONFIG_EBU_ADDSEL1
+	sw	t2, EBU_ADDSEL1(t1)
+#endif
+#if defined(CONFIG_EBU_ADDSEL2)
+	li	t2, CONFIG_EBU_ADDSEL2
+	sw	t2, EBU_ADDSEL2(t1)
+#endif
+#if defined(CONFIG_EBU_ADDSEL3)
+	li	t2, CONFIG_EBU_ADDSEL3
+	sw	t2, EBU_ADDSEL3(t1)
+#endif
+
+#if defined(CONFIG_EBU_BUSCON0)
+	li	t2, CONFIG_EBU_BUSCON0
+	sw	t2, EBU_BUSCON0(t1)
+#endif
+#if defined(CONFIG_EBU_BUSCON1)
+	li	t2, CONFIG_EBU_BUSCON1
+	sw	t2, EBU_BUSCON1(t1)
+#endif
+#if defined(CONFIG_EBU_BUSCON2)
+	li	t2, CONFIG_EBU_BUSCON2
+	sw	t2, EBU_BUSCON2(t1)
+#endif
+#if defined(CONFIG_EBU_BUSCON3)
+	li	t2, CONFIG_EBU_BUSCON3
+	sw	t2, EBU_BUSCON3(t1)
+#endif
+
+#endif
+
+	j	ra
+	nop
+
+	.end	ebu_init
+
+
+/*
+ * void cgu_init(long)
+ *
+ * a0 has the clock value
+ */
+	.globl	cgu_init
+	.ent	cgu_init
+cgu_init:
+        li  t2, CGU_SYS
+        lw  t2,0(t2)
+        beq t2,a0,freq_up2date
+        nop
+        li  t1, CGU_SYS
+        sw	a0,0(t1)
+
+#if defined(CONFIG_CPU_333M_RAM_166M) && defined(CONFIG_USE_PLL1)
+        li  t1, PLL1_CFG
+        li  a1, pll1_36MHz_CONFIG
+        sw  a1, 0(t1)
+#endif
+
+#if defined(CONFIG_CLASS_II_DDR_PAD) 
+        li  t1, CGU_SMD
+        li  a1, 0x200000
+        sw  a1, 0(t1)      // Turn on DDR PAD Class II to INC drive.
+#endif
+
+        li  t1, RCU_RST_REQ
+        li  t2, 0x40000008
+        sw	t2,0(t1)
+        b   wait_reset
+        nop
+
+wait_reset:
+        b   wait_reset
+        nop
+
+freq_up2date:
+        j ra
+        nop
+	.end	cgu_init
+
+
+#ifndef CONFIG_USE_DDR_RAM
+/*
+ * void sdram_init(long)
+ *
+ * a0 has the clock value
+ */
+	.globl	sdram_init
+	.ent	sdram_init
+sdram_init:
+
+	/* SDRAM Initialization
+	 */
+	li	t1, MC_MODUL_BASE
+
+	/* Clear Error log registers */
+	sw	zero, MC_ERRCAUSE(t1)
+	sw	zero, MC_ERRADDR(t1)
+
+	/* Enable SDRAM module in memory controller */
+	li	t3, MC_SDRAM_ENABLE
+	lw	t2, MC_CON(t1)
+	or	t3, t2, t3
+	sw	t3, MC_CON(t1)
+
+	li	t1, MC_SDR_MODUL_BASE
+
+	/* disable the controller */
+	li	t2, 0
+	sw	t2, MC_CTRLENA(t1)
+
+	li	t2, 0x822
+	sw	t2, MC_IOGP(t1)
+
+	li	t2, 0x2
+	sw	t2, MC_CFGDW(t1)
+
+	/* Set CAS Latency */
+	li	t2, 0x00000020
+	sw	t2, MC_MRSCODE(t1)
+
+	/* Set CS0 to SDRAM parameters */
+	li	t2, 0x000014d8
+	sw	t2, MC_CFGPB0(t1)
+
+	/* Set SDRAM latency parameters */
+	li  	t2, 0x00036325;   /* BC PC100 */
+	sw	t2, MC_LATENCY(t1)
+
+	/* Set SDRAM refresh rate */
+	li	t2, 0x00000C30
+	sw	t2, MC_TREFRESH(t1)
+
+	/* Clear Power-down registers */
+	sw	zero, MC_SELFRFSH(t1)
+
+	/* Finally enable the controller */
+	li	t2, 1
+	sw	t2, MC_CTRLENA(t1)
+
+	j	ra
+	nop
+
+	.end	sdram_init
+
+#endif /* !CONFIG_USE_DDR_RAM */
+
+#ifdef CONFIG_USE_DDR_RAM
+/*
+ * void ddrram_init(long)
+ *
+ * a0 has the clock value
+ */
+	.globl	ddrram_init
+	.ent	ddrram_init
+ddrram_init:
+
+	/* DDR-DRAM Initialization
+	 */
+	li	t1, MC_MODUL_BASE
+
+	/* Clear Error log registers */
+	sw	zero, MC_ERRCAUSE(t1)
+	sw	zero, MC_ERRADDR(t1)
+
+	/* Enable DDR module in memory controller */
+	li	t3, MC_DDRRAM_ENABLE
+	lw	t2, MC_CON(t1)
+	or	t3, t2, t3
+	sw	t3, MC_CON(t1)
+
+	li	t1, MC_DDR_MODUL_BASE
+
+	/* Write configuration to DDR controller registers */
+	li	t2, MC_DC0_VALUE
+	sw	t2, MC_DC00(t1)
+
+	li	t2, MC_DC1_VALUE
+	sw	t2, MC_DC01(t1)
+
+	li	t2, MC_DC2_VALUE
+	sw	t2, MC_DC02(t1)
+
+	li	t2, MC_DC3_VALUE
+	sw	t2, MC_DC03(t1)
+
+	li	t2, MC_DC4_VALUE
+	sw	t2, MC_DC04(t1)
+
+	li	t2, MC_DC5_VALUE
+	sw	t2, MC_DC05(t1)
+
+	li	t2, MC_DC6_VALUE
+	sw	t2, MC_DC06(t1)
+
+	li	t2, MC_DC7_VALUE
+	sw	t2, MC_DC07(t1)
+
+	li	t2, MC_DC8_VALUE
+	sw	t2, MC_DC08(t1)
+
+	li	t2, MC_DC9_VALUE
+	sw	t2, MC_DC09(t1)
+
+	li	t2, MC_DC10_VALUE
+	sw	t2, MC_DC10(t1)
+
+	li	t2, MC_DC11_VALUE
+	sw	t2, MC_DC11(t1)
+
+	li	t2, MC_DC12_VALUE
+	sw	t2, MC_DC12(t1)
+
+	li	t2, MC_DC13_VALUE
+	sw	t2, MC_DC13(t1)
+
+	li	t2, MC_DC14_VALUE
+	sw	t2, MC_DC14(t1)
+
+	li	t2, MC_DC15_VALUE
+	sw	t2, MC_DC15(t1)
+
+	li	t2, MC_DC16_VALUE
+	sw	t2, MC_DC16(t1)
+
+	li	t2, MC_DC17_VALUE
+	sw	t2, MC_DC17(t1)
+
+	li	t2, MC_DC18_VALUE
+	sw	t2, MC_DC18(t1)
+
+	li	t2, MC_DC19_VALUE
+	sw	t2, MC_DC19(t1)
+
+	li	t2, MC_DC20_VALUE
+	sw	t2, MC_DC20(t1)
+
+	li	t2, MC_DC21_VALUE
+	sw	t2, MC_DC21(t1)
+
+	li	t2, MC_DC22_VALUE
+	sw	t2, MC_DC22(t1)
+
+	li	t2, MC_DC23_VALUE
+	sw	t2, MC_DC23(t1)
+
+	li	t2, MC_DC24_VALUE
+	sw	t2, MC_DC24(t1)
+
+	li	t2, MC_DC25_VALUE
+	sw	t2, MC_DC25(t1)
+
+	li	t2, MC_DC26_VALUE
+	sw	t2, MC_DC26(t1)
+
+	li	t2, MC_DC27_VALUE
+	sw	t2, MC_DC27(t1)
+
+	li	t2, MC_DC28_VALUE
+	sw	t2, MC_DC28(t1)
+
+	li	t2, MC_DC29_VALUE
+	sw	t2, MC_DC29(t1)
+
+	li	t2, MC_DC30_VALUE
+	sw	t2, MC_DC30(t1)
+
+	li	t2, MC_DC31_VALUE
+	sw	t2, MC_DC31(t1)
+
+	li	t2, MC_DC32_VALUE
+	sw	t2, MC_DC32(t1)
+
+	li	t2, MC_DC33_VALUE
+	sw	t2, MC_DC33(t1)
+
+	li	t2, MC_DC34_VALUE
+	sw	t2, MC_DC34(t1)
+
+	li	t2, MC_DC35_VALUE
+	sw	t2, MC_DC35(t1)
+
+	li	t2, MC_DC36_VALUE
+	sw	t2, MC_DC36(t1)
+
+	li	t2, MC_DC37_VALUE
+	sw	t2, MC_DC37(t1)
+
+	li	t2, MC_DC38_VALUE
+	sw	t2, MC_DC38(t1)
+
+	li	t2, MC_DC39_VALUE
+	sw	t2, MC_DC39(t1)
+
+	li	t2, MC_DC40_VALUE
+	sw	t2, MC_DC40(t1)
+
+	li	t2, MC_DC41_VALUE
+	sw	t2, MC_DC41(t1)
+
+	li	t2, MC_DC42_VALUE
+	sw	t2, MC_DC42(t1)
+
+	li	t2, MC_DC43_VALUE
+	sw	t2, MC_DC43(t1)
+
+	li	t2, MC_DC44_VALUE
+	sw	t2, MC_DC44(t1)
+
+	li	t2, MC_DC45_VALUE
+	sw	t2, MC_DC45(t1)
+
+	li	t2, MC_DC46_VALUE
+	sw	t2, MC_DC46(t1)
+
+	li	t2, 0x00000100
+	sw	t2, MC_DC03(t1)
+
+	j	ra
+	nop
+
+	.end	ddrram_init
+#endif /* CONFIG_USE_DDR_RAM */
+
+	.globl	lowlevel_init
+	.ent	lowlevel_init
+lowlevel_init:
+	/* EBU, CGU and SDRAM/DDR-RAM Initialization.
+	 */
+	move	t0, ra
+	/* We rely on the fact that non of the following ..._init() functions
+	 * modify t0
+	 */
+#if defined(CONFIG_SYS_EBU_BOOT)
+/*
+	using PPL1 value
+*/
+	li  a0,0x90
+	bal	cgu_init
+	nop
+#endif /* CONFIG_SYS_EBU_BOOT */
+
+	bal	ebu_init
+	nop
+
+#ifdef CONFIG_SYS_EBU_BOOT
+#ifndef CONFIG_SYS_RAMBOOT
+#ifdef CONFIG_USE_DDR_RAM
+	bal	ddrram_init
+	nop
+#else
+	bal	sdram_init
+	nop
+#endif
+#endif /* CONFIG_SYS_RAMBOOT */
+#endif /* CONFIG_SYS_EBU_BOOT */
+
+	move	ra, t0
+	j	ra
+	nop
+
+	.end	lowlevel_init
diff --git a/package/uboot-lantiq/files/board/infineon/easy50812/pmuenable.S b/package/uboot-lantiq/files/board/infineon/easy50812/pmuenable.S
new file mode 100644
index 000000000..e0d7971d8
--- /dev/null
+++ b/package/uboot-lantiq/files/board/infineon/easy50812/pmuenable.S
@@ -0,0 +1,48 @@
+/*
+ *  Power Management unit initialization code for AMAZON development board.
+ *
+ *  Copyright (c) 2003	Ou Ke, Infineon.
+ *
+ * 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/regdef.h>
+
+#define PMU_PWDCR 		0xBF10201C
+#define PMU_SR			0xBF102020
+
+	.globl	pmuenable
+
+pmuenable:
+	li      t0, PMU_PWDCR
+	li      t1, 0x2		/* enable everything */
+	sw      t1, 0(t0)
+#if 0
+1:
+	li	t0, PMU_SR
+	lw      t2, 0(t0)
+	bne     t1, t2, 1b
+	nop
+#endif
+	j	ra
+	nop
+
+
diff --git a/package/uboot-lantiq/files/board/infineon/easy50812/u-boot.lds b/package/uboot-lantiq/files/board/infineon/easy50812/u-boot.lds
new file mode 100644
index 000000000..9a6cd1b8a
--- /dev/null
+++ b/package/uboot-lantiq/files/board/infineon/easy50812/u-boot.lds
@@ -0,0 +1,70 @@
+/*
+ * (C) Copyright 2003
+ * Wolfgang Denk Engineering, <wd@denx.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/*
+OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips")
+*/
+OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradbigmips")
+OUTPUT_ARCH(mips)
+ENTRY(_start)
+SECTIONS
+{
+	. = 0x00000000;
+
+	. = ALIGN(4);
+	.text       :
+	{
+	  *(.text)
+	}
+
+	. = ALIGN(4);
+	.rodata  : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
+
+	. = ALIGN(4);
+	.data  : { *(.data) }
+
+	. = .;
+	_gp = ALIGN(16) + 0x7ff0;
+
+	.got : {
+	  __got_start = .;
+	  *(.got)
+	  __got_end = .;
+	}
+
+	.sdata  : { *(.sdata) }
+
+	.u_boot_cmd : {
+	  __u_boot_cmd_start = .;
+	  *(.u_boot_cmd)
+	  __u_boot_cmd_end = .;
+	}
+
+	uboot_end_data = .;
+	num_got_entries = (__got_end - __got_start) >> 2;
+
+	. = ALIGN(4);
+	.sbss (NOLOAD)  : { *(.sbss) }
+	.bss (NOLOAD)  : { *(.bss) . = ALIGN(4); }
+	uboot_end = .;
+}