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-rw-r--r--package/boot/uboot-lantiq/patches/0015-MIPS-lantiq-add-support-for-Lantiq-XWAY-ARX100-SoC-f.patch1283
1 files changed, 1283 insertions, 0 deletions
diff --git a/package/boot/uboot-lantiq/patches/0015-MIPS-lantiq-add-support-for-Lantiq-XWAY-ARX100-SoC-f.patch b/package/boot/uboot-lantiq/patches/0015-MIPS-lantiq-add-support-for-Lantiq-XWAY-ARX100-SoC-f.patch
new file mode 100644
index 0000000..6479ff9
--- /dev/null
+++ b/package/boot/uboot-lantiq/patches/0015-MIPS-lantiq-add-support-for-Lantiq-XWAY-ARX100-SoC-f.patch
@@ -0,0 +1,1283 @@
+From 4953294aa8f8b9023e6b5f7f39059706c72d916c Mon Sep 17 00:00:00 2001
+From: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
+Date: Sun, 9 Dec 2012 17:54:56 +0100
+Subject: MIPS: lantiq: add support for Lantiq XWAY ARX100 SoC family
+
+Signed-off-by: Luka Perkov <luka@openwrt.org>
+Signed-off-by: John Crispin <blogic@openwrt.org>
+Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
+
+diff --git a/arch/mips/cpu/mips32/arx100/Makefile b/arch/mips/cpu/mips32/arx100/Makefile
+new file mode 100644
+index 0000000..98f5f73
+--- /dev/null
++++ b/arch/mips/cpu/mips32/arx100/Makefile
+@@ -0,0 +1,31 @@
++#
++# Copyright (C) 2000-2011 Wolfgang Denk, DENX Software Engineering, wd@denx.de
++#
++# SPDX-License-Identifier: GPL-2.0+
++#
++
++include $(TOPDIR)/config.mk
++
++LIB = $(obj)lib$(SOC).o
++
++COBJS-y += cgu.o chipid.o ebu.o mem.o pmu.o rcu.o
++SOBJS-y += cgu_init.o mem_init.o
++
++COBJS := $(COBJS-y)
++SOBJS := $(SOBJS-y)
++SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
++OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
++
++all: $(LIB)
++
++$(LIB): $(obj).depend $(OBJS)
++ $(call cmd_link_o_target, $(OBJS))
++
++#########################################################################
++
++# defines $(obj).depend target
++include $(SRCTREE)/rules.mk
++
++sinclude $(obj).depend
++
++#########################################################################
+diff --git a/arch/mips/cpu/mips32/arx100/cgu.c b/arch/mips/cpu/mips32/arx100/cgu.c
+new file mode 100644
+index 0000000..6e71ee7
+--- /dev/null
++++ b/arch/mips/cpu/mips32/arx100/cgu.c
+@@ -0,0 +1,109 @@
++/*
++ * Copyright (C) 2007-2010 Lantiq Deutschland GmbH
++ * Copyright (C) 2012 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++ *
++ * SPDX-License-Identifier: GPL-2.0+
++ */
++
++#include <common.h>
++#include <asm/arch/soc.h>
++#include <asm/lantiq/clk.h>
++#include <asm/lantiq/io.h>
++
++#define CGU_SYS_DDR_SEL (1 << 0)
++#define CGU_SYS_CPU_SEL (1 << 2)
++#define CGU_SYS_SYS_SHIFT 3
++#define CGU_SYS_SYS_MASK (0x3 << CGU_SYS_SYS_SHIFT)
++#define CGU_SYS_FPI_SEL (1 << 6)
++#define CGU_SYS_PPE_SEL (1 << 7)
++
++struct ltq_cgu_regs {
++ u32 rsvd0;
++ __be32 pll0_cfg; /* PLL0 config */
++ __be32 pll1_cfg; /* PLL1 config */
++ u32 rsvd2;
++ __be32 sys; /* System clock */
++ __be32 update; /* CGU update control */
++ __be32 if_clk; /* Interface clock */
++ u32 rsvd3;
++ __be32 smd; /* SDRAM Memory Control */
++ u32 rsvd4;
++ __be32 ct1_sr; /* CT status 1 */
++ __be32 ct_kval; /* CT K value */
++ __be32 pcm_cr; /* PCM control */
++};
++
++static struct ltq_cgu_regs *ltq_cgu_regs =
++ (struct ltq_cgu_regs *) CKSEG1ADDR(LTQ_CGU_BASE);
++
++static inline u32 ltq_cgu_sys_readl(u32 mask, u32 shift)
++{
++ return (ltq_readl(&ltq_cgu_regs->sys) & mask) >> shift;
++}
++
++static unsigned long ltq_get_system_clock(void)
++{
++ u32 sys_sel;
++ unsigned long clk;
++
++ sys_sel = ltq_cgu_sys_readl(CGU_SYS_SYS_MASK, CGU_SYS_SYS_SHIFT);
++
++ switch (sys_sel) {
++ case 0:
++ clk = CLOCK_333_MHZ;
++ break;
++ case 2:
++ clk = CLOCK_393_MHZ;
++ break;
++ default:
++ clk = 0;
++ break;
++ }
++
++ return clk;
++}
++
++unsigned long ltq_get_io_region_clock(void)
++{
++ u32 ddr_sel;
++ unsigned long clk;
++
++ ddr_sel = ltq_cgu_sys_readl(1, CGU_SYS_DDR_SEL);
++
++ if (ddr_sel)
++ clk = ltq_get_system_clock() / 3;
++ else
++ clk = ltq_get_system_clock() / 2;
++
++ return clk;
++}
++
++unsigned long ltq_get_cpu_clock(void)
++{
++ u32 cpu_sel;
++ unsigned long clk;
++
++ cpu_sel = ltq_cgu_sys_readl(1, CGU_SYS_CPU_SEL);
++
++ if (cpu_sel)
++ clk = ltq_get_io_region_clock();
++ else
++ clk = ltq_get_system_clock();
++
++ return clk;
++}
++
++unsigned long ltq_get_bus_clock(void)
++{
++ u32 fpi_sel;
++ unsigned long clk;
++
++ fpi_sel = ltq_cgu_sys_readl(1, CGU_SYS_FPI_SEL);
++
++ if (fpi_sel)
++ clk = ltq_get_io_region_clock() / 2;
++ else
++ clk = ltq_get_io_region_clock();
++
++ return clk;
++}
+diff --git a/arch/mips/cpu/mips32/arx100/cgu_init.S b/arch/mips/cpu/mips32/arx100/cgu_init.S
+new file mode 100644
+index 0000000..ed70cb2
+--- /dev/null
++++ b/arch/mips/cpu/mips32/arx100/cgu_init.S
+@@ -0,0 +1,105 @@
++/*
++ * Copyright (C) 2007-2010 Lantiq Deutschland GmbH
++ * Copyright (C) 2012-2013 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++ *
++ * SPDX-License-Identifier: GPL-2.0+
++ */
++
++#include <config.h>
++#include <asm/asm.h>
++#include <asm/regdef.h>
++#include <asm/addrspace.h>
++#include <asm/arch/soc.h>
++
++/* CGU module register */
++#define CGU_PLL0_CFG 0x0004 /* PLL0 config */
++#define CGU_PLL1_CFG 0x0008 /* PLL1 config */
++#define CGU_SYS 0x0010 /* System clock */
++#define CGU_UPDATE 0x0014 /* Clock update control */
++
++/* Valid SYS.PPE_SEL values */
++#define CGU_SYS_PPESEL_SHIFT 7
++#define CGU_SYS_PPESEL_250_MHZ (0x1 << CGU_SYS_PPESEL_SHIFT)
++
++/* Valid SYS.SYS_SEL values */
++#define CGU_SYS_SYSSEL_SHIFT 3
++#define CGU_SYS_SYSSEL_PLL0_333_MHZ (0x0 << CGU_SYS_SYSSEL_SHIFT)
++#define CGU_SYS_SYSSEL_PLL1_393_MHZ (0x2 << CGU_SYS_SYSSEL_SHIFT)
++
++/* Valid SYS.CPU_SEL values */
++#define CGU_SYS_CPUSEL_SHIFT 2
++#define CGU_SYS_CPUSEL_EQUAL_SYSCLK (0x0 << CGU_SYS_CPUSEL_SHIFT)
++#define CGU_SYS_CPUSEL_EQUAL_DDRCLK (0x1 << CGU_SYS_CPUSEL_SHIFT)
++
++/* Valid SYS.DDR_SEL values */
++#define CGU_SYS_DDRSEL_HALF_SYSCLK 0x0
++#define CGU_SYS_DDRSEL_THIRD_SYSCLK 0x1
++
++#define CGU_UPDATE_UPD 0x1
++
++#if (CONFIG_SYS_CLOCK_MODE == LTQ_CLK_CPU_393_DDR_197)
++#define CGU_SYS_PPESEL_CONFIG CGU_SYS_PPESEL_250_MHZ
++#define CGU_SYS_SYSSEL_CONFIG CGU_SYS_SYSSEL_PLL1_393_MHZ
++#define CGU_SYS_CPUSEL_CONFIG CGU_SYS_CPUSEL_EQUAL_SYSCLK
++#define CGU_SYS_DDRSEL_CONFIG CGU_SYS_DDRSEL_HALF_SYSCLK
++#elif (CONFIG_SYS_CLOCK_MODE == LTQ_CLK_CPU_197_DDR_197)
++#define CGU_SYS_PPESEL_CONFIG CGU_SYS_PPESEL_250_MHZ
++#define CGU_SYS_SYSSEL_CONFIG CGU_SYS_SYSSEL_PLL1_393_MHZ
++#define CGU_SYS_CPUSEL_CONFIG CGU_SYS_CPUSEL_EQUAL_DDRCLK
++#define CGU_SYS_DDRSEL_CONFIG CGU_SYS_DDRSEL_HALF_SYSCLK
++#elif (CONFIG_SYS_CLOCK_MODE == LTQ_CLK_CPU_333_DDR_167)
++#define CGU_SYS_PPESEL_CONFIG CGU_SYS_PPESEL_250_MHZ
++#define CGU_SYS_SYSSEL_CONFIG CGU_SYS_SYSSEL_PLL0_333_MHZ
++#define CGU_SYS_CPUSEL_CONFIG CGU_SYS_CPUSEL_EQUAL_SYSCLK
++#define CGU_SYS_DDRSEL_CONFIG CGU_SYS_DDRSEL_HALF_SYSCLK
++#elif (CONFIG_SYS_CLOCK_MODE == LTQ_CLK_CPU_167_DDR_167)
++#define CGU_SYS_PPESEL_CONFIG CGU_SYS_PPESEL_250_MHZ
++#define CGU_SYS_SYSSEL_CONFIG CGU_SYS_SYSSEL_PLL0_333_MHZ
++#define CGU_SYS_CPUSEL_CONFIG CGU_SYS_CPUSEL_EQUAL_DDRCLK
++#define CGU_SYS_DDRSEL_CONFIG CGU_SYS_DDRSEL_HALF_SYSCLK
++#elif (CONFIG_SYS_CLOCK_MODE == LTQ_CLK_CPU_131_DDR_131)
++#define CGU_SYS_PPESEL_CONFIG CGU_SYS_PPESEL_250_MHZ
++#define CGU_SYS_SYSSEL_CONFIG CGU_SYS_SYSSEL_PLL1_393_MHZ
++#define CGU_SYS_CPUSEL_CONFIG CGU_SYS_CPUSEL_EQUAL_DDRCLK
++#define CGU_SYS_DDRSEL_CONFIG CGU_SYS_DDRSEL_THIRD_SYSCLK
++#elif (CONFIG_SYS_CLOCK_MODE == LTQ_CLK_CPU_111_DDR_111)
++#define CGU_SYS_PPESEL_CONFIG CGU_SYS_PPESEL_250_MHZ
++#define CGU_SYS_SYSSEL_CONFIG CGU_SYS_SYSSEL_PLL0_333_MHZ
++#define CGU_SYS_CPUSEL_CONFIG CGU_SYS_CPUSEL_EQUAL_DDRCLK
++#define CGU_SYS_DDRSEL_CONFIG CGU_SYS_DDRSEL_THIRD_SYSCLK
++#else
++#error "Invalid system clock configuration!"
++#endif
++
++/* Build register values */
++#define CGU_SYS_VALUE (CGU_SYS_PPESEL_CONFIG | \
++ CGU_SYS_SYSSEL_CONFIG | \
++ CGU_SYS_CPUSEL_CONFIG | \
++ CGU_SYS_DDRSEL_CONFIG)
++
++ .set noreorder
++
++LEAF(ltq_cgu_init)
++ /* Load current CGU register value */
++ li t0, (LTQ_CGU_BASE | KSEG1)
++ lw t1, CGU_SYS(t0)
++
++ /* Load target CGU register values */
++ li t2, CGU_SYS_VALUE
++
++ /* Only update registers if values differ */
++ beq t1, t2, finished
++ nop
++
++ /* Store target register values */
++ sw t2, CGU_SYS(t0)
++
++ /* Trigger CGU update */
++ li t1, CGU_UPDATE_UPD
++ sw t1, CGU_UPDATE(t0)
++
++finished:
++ jr ra
++ nop
++
++ END(ltq_cgu_init)
+diff --git a/arch/mips/cpu/mips32/arx100/chipid.c b/arch/mips/cpu/mips32/arx100/chipid.c
+new file mode 100644
+index 0000000..e97d7ef
+--- /dev/null
++++ b/arch/mips/cpu/mips32/arx100/chipid.c
+@@ -0,0 +1,60 @@
++/*
++ * Copyright (C) 2012 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++ *
++ * SPDX-License-Identifier: GPL-2.0+
++ */
++
++#include <common.h>
++#include <asm/lantiq/io.h>
++#include <asm/lantiq/chipid.h>
++#include <asm/arch/soc.h>
++
++#define LTQ_CHIPID_VERSION_SHIFT 28
++#define LTQ_CHIPID_VERSION_MASK (0xF << LTQ_CHIPID_VERSION_SHIFT)
++#define LTQ_CHIPID_PNUM_SHIFT 12
++#define LTQ_CHIPID_PNUM_MASK (0xFFFF << LTQ_CHIPID_PNUM_SHIFT)
++
++struct ltq_chipid_regs {
++ u32 manid; /* Manufacturer identification */
++ u32 chipid; /* Chip identification */
++};
++
++static struct ltq_chipid_regs *ltq_chipid_regs =
++ (struct ltq_chipid_regs *) CKSEG1ADDR(LTQ_CHIPID_BASE);
++
++unsigned int ltq_chip_version_get(void)
++{
++ u32 chipid;
++
++ chipid = ltq_readl(&ltq_chipid_regs->chipid);
++
++ return (chipid & LTQ_CHIPID_VERSION_MASK) >> LTQ_CHIPID_VERSION_SHIFT;
++}
++
++unsigned int ltq_chip_partnum_get(void)
++{
++ u32 chipid;
++
++ chipid = ltq_readl(&ltq_chipid_regs->chipid);
++
++ return (chipid & LTQ_CHIPID_PNUM_MASK) >> LTQ_CHIPID_PNUM_SHIFT;
++}
++
++const char *ltq_chip_partnum_str(void)
++{
++ enum ltq_chip_partnum partnum = ltq_chip_partnum_get();
++
++ switch (partnum) {
++ case LTQ_SOC_ARX188:
++ return "ARX188";
++ case LTQ_SOC_ARX186:
++ case LTQ_SOC_ARX186_2:
++ return "ARX186";
++ case LTQ_SOC_ARX182:
++ return "ARX182";
++ default:
++ printf("Unknown partnum: %x\n", partnum);
++ }
++
++ return "";
++}
+diff --git a/arch/mips/cpu/mips32/arx100/config.mk b/arch/mips/cpu/mips32/arx100/config.mk
+new file mode 100644
+index 0000000..442156a
+--- /dev/null
++++ b/arch/mips/cpu/mips32/arx100/config.mk
+@@ -0,0 +1,30 @@
++#
++# Copyright (C) 2011-2013 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++#
++# SPDX-License-Identifier: GPL-2.0+
++#
++
++PF_CPPFLAGS_XRX := $(call cc-option,-mtune=34kc,)
++PLATFORM_CPPFLAGS += $(PF_CPPFLAGS_XRX)
++
++ifdef CONFIG_SPL_BUILD
++PF_ABICALLS := -mno-abicalls
++PF_PIC := -fno-pic
++PF_PIE :=
++USE_PRIVATE_LIBGCC := yes
++endif
++
++LIBS-y += $(CPUDIR)/lantiq-common/liblantiq-common.o
++
++ifndef CONFIG_SPL_BUILD
++ifdef CONFIG_SYS_BOOT_SFSPL
++ALL-y += $(obj)u-boot.ltq.sfspl
++ALL-$(CONFIG_SPL_LZO_SUPPORT) += $(obj)u-boot.ltq.lzo.sfspl
++ALL-$(CONFIG_SPL_LZMA_SUPPORT) += $(obj)u-boot.ltq.lzma.sfspl
++endif
++ifdef CONFIG_SYS_BOOT_NORSPL
++ALL-y += $(obj)u-boot.ltq.norspl
++ALL-$(CONFIG_SPL_LZO_SUPPORT) += $(obj)u-boot.ltq.lzo.norspl
++ALL-$(CONFIG_SPL_LZMA_SUPPORT) += $(obj)u-boot.ltq.lzma.norspl
++endif
++endif
+diff --git a/arch/mips/cpu/mips32/arx100/ebu.c b/arch/mips/cpu/mips32/arx100/ebu.c
+new file mode 100644
+index 0000000..4ab3cf1
+--- /dev/null
++++ b/arch/mips/cpu/mips32/arx100/ebu.c
+@@ -0,0 +1,111 @@
++/*
++ * Copyright (C) 2011-2013 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++ *
++ * SPDX-License-Identifier: GPL-2.0+
++ */
++
++#include <common.h>
++#include <asm/arch/soc.h>
++#include <asm/lantiq/io.h>
++
++#define EBU_ADDRSEL_MASK(mask) ((mask & 0xf) << 4)
++#define EBU_ADDRSEL_REGEN (1 << 0)
++
++#define EBU_CON_WRDIS (1 << 31)
++#define EBU_CON_AGEN_DEMUX (0x0 << 24)
++#define EBU_CON_AGEN_MUX (0x2 << 24)
++#define EBU_CON_SETUP (1 << 22)
++#define EBU_CON_WAIT_DIS (0x0 << 20)
++#define EBU_CON_WAIT_ASYNC (0x1 << 20)
++#define EBU_CON_WAIT_SYNC (0x2 << 20)
++#define EBU_CON_WINV (1 << 19)
++#define EBU_CON_PW_8BIT (0x0 << 16)
++#define EBU_CON_PW_16BIT (0x1 << 16)
++#define EBU_CON_ALEC(cycles) ((cycles & 0x3) << 14)
++#define EBU_CON_BCGEN_CS (0x0 << 12)
++#define EBU_CON_BCGEN_INTEL (0x1 << 12)
++#define EBU_CON_BCGEN_MOTOROLA (0x2 << 12)
++#define EBU_CON_WAITWRC(cycles) ((cycles & 0x7) << 8)
++#define EBU_CON_WAITRDC(cycles) ((cycles & 0x3) << 6)
++#define EBU_CON_HOLDC(cycles) ((cycles & 0x3) << 4)
++#define EBU_CON_RECOVC(cycles) ((cycles & 0x3) << 2)
++#define EBU_CON_CMULT_1 0x0
++#define EBU_CON_CMULT_4 0x1
++#define EBU_CON_CMULT_8 0x2
++#define EBU_CON_CMULT_16 0x3
++
++#if defined(CONFIG_LTQ_SUPPORT_NOR_FLASH)
++#define ebu_region0_enable 1
++#else
++#define ebu_region0_enable 0
++#endif
++
++#if defined(CONFIG_LTQ_SUPPORT_NAND_FLASH)
++#define ebu_region1_enable 1
++#else
++#define ebu_region1_enable 0
++#endif
++
++struct ltq_ebu_regs {
++ u32 clc;
++ u32 rsvd0;
++ u32 id;
++ u32 rsvd1;
++ u32 con;
++ u32 rsvd2[3];
++ u32 addr_sel_0;
++ u32 addr_sel_1;
++ u32 addr_sel_2;
++ u32 addr_sel_3;
++ u32 rsvd3[12];
++ u32 con_0;
++ u32 con_1;
++ u32 con_2;
++ u32 con_3;
++};
++
++static struct ltq_ebu_regs *ltq_ebu_regs =
++ (struct ltq_ebu_regs *) CKSEG1ADDR(LTQ_EBU_BASE);
++
++void ltq_ebu_init(void)
++{
++ if (ebu_region0_enable) {
++ /*
++ * Map EBU region 0 to range 0x10000000-0x13ffffff and enable
++ * region control. This supports up to 32 MiB NOR flash in
++ * bank 0.
++ */
++ ltq_writel(&ltq_ebu_regs->addr_sel_0, LTQ_EBU_REGION0_BASE |
++ EBU_ADDRSEL_MASK(1) | EBU_ADDRSEL_REGEN);
++
++ ltq_writel(&ltq_ebu_regs->con_0, EBU_CON_AGEN_DEMUX |
++ EBU_CON_WAIT_DIS | EBU_CON_PW_16BIT |
++ EBU_CON_ALEC(3) | EBU_CON_BCGEN_INTEL |
++ EBU_CON_WAITWRC(7) | EBU_CON_WAITRDC(3) |
++ EBU_CON_HOLDC(3) | EBU_CON_RECOVC(3) |
++ EBU_CON_CMULT_16);
++ } else
++ ltq_clrbits(&ltq_ebu_regs->addr_sel_0, EBU_ADDRSEL_REGEN);
++
++ if (ebu_region1_enable) {
++ /*
++ * Map EBU region 1 to range 0x14000000-0x13ffffff and enable
++ * region control. This supports NAND flash in bank 1.
++ */
++ ltq_writel(&ltq_ebu_regs->addr_sel_1, LTQ_EBU_REGION1_BASE |
++ EBU_ADDRSEL_MASK(3) | EBU_ADDRSEL_REGEN);
++
++ ltq_writel(&ltq_ebu_regs->con_1, EBU_CON_AGEN_DEMUX |
++ EBU_CON_SETUP | EBU_CON_WAIT_DIS | EBU_CON_PW_8BIT |
++ EBU_CON_ALEC(3) | EBU_CON_BCGEN_INTEL |
++ EBU_CON_WAITWRC(2) | EBU_CON_WAITRDC(2) |
++ EBU_CON_HOLDC(1) | EBU_CON_RECOVC(1) |
++ EBU_CON_CMULT_4);
++ } else
++ ltq_clrbits(&ltq_ebu_regs->addr_sel_1, EBU_ADDRSEL_REGEN);
++}
++
++void *flash_swap_addr(unsigned long addr)
++{
++ return (void *)(addr ^ 2);
++}
+diff --git a/arch/mips/cpu/mips32/arx100/mem.c b/arch/mips/cpu/mips32/arx100/mem.c
+new file mode 100644
+index 0000000..1fba7cd
+--- /dev/null
++++ b/arch/mips/cpu/mips32/arx100/mem.c
+@@ -0,0 +1,30 @@
++/*
++ * Copyright (C) 2012 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++ *
++ * SPDX-License-Identifier: GPL-2.0+
++ */
++
++#include <common.h>
++#include <asm/arch/soc.h>
++#include <asm/lantiq/io.h>
++
++static void *ltq_mc_ddr_base = (void *) CKSEG1ADDR(LTQ_MC_DDR_BASE);
++
++static inline u32 ltq_mc_dc_read(u32 index)
++{
++ return ltq_readl(ltq_mc_ddr_base + LTQ_MC_DDR_DC_OFFSET(index));
++}
++
++phys_size_t initdram(int board_type)
++{
++ u32 col, row, dc04, dc19, dc20;
++
++ dc04 = ltq_mc_dc_read(4);
++ dc19 = ltq_mc_dc_read(19);
++ dc20 = ltq_mc_dc_read(20);
++
++ row = (dc04 & 0xF) - ((dc19 & 0x700) >> 8);
++ col = ((dc04 & 0xF00) >> 8) - (dc20 & 0x7);
++
++ return (1 << (row + col)) * 4 * 2;
++}
+diff --git a/arch/mips/cpu/mips32/arx100/mem_init.S b/arch/mips/cpu/mips32/arx100/mem_init.S
+new file mode 100644
+index 0000000..5d70842
+--- /dev/null
++++ b/arch/mips/cpu/mips32/arx100/mem_init.S
+@@ -0,0 +1,114 @@
++/*
++ * Copyright (C) 2007-2010 Lantiq Deutschland GmbH
++ * Copyright (C) 2012 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++ *
++ * SPDX-License-Identifier: GPL-2.0+
++ */
++
++#include <config.h>
++#include <asm/asm.h>
++#include <asm/regdef.h>
++#include <asm/addrspace.h>
++#include <asm/arch/soc.h>
++
++/* Must be configured in BOARDDIR */
++#include <ddr_settings.h>
++
++#define LTQ_MC_GEN_ERRCAUSE 0x0010
++#define LTQ_MC_GEN_ERRADDR 0x0020
++#define LTQ_MC_GEN_CON 0x0060
++#define LTQ_MC_GEN_STAT 0x0070
++#define LTQ_MC_GEN_CON_SRAM_DDR_ENABLE 0xD
++#define LTQ_MC_GEN_STAT_DLCK_PWRON 0xC
++
++#define LTQ_MC_DDR_DC03_MC_START 0x100
++
++ /* Store given value in MC DDR CCRx register */
++ .macro dc_sw num, val
++ li t2, \val
++ sw t2, LTQ_MC_DDR_DC_OFFSET(\num)(t1)
++ .endm
++
++LEAF(ltq_mem_init)
++ /* Load MC General and MC DDR module base */
++ li t0, (LTQ_MC_GEN_BASE | KSEG1)
++ li t1, (LTQ_MC_DDR_BASE | KSEG1)
++
++ /* Clear access error log registers */
++ sw zero, LTQ_MC_GEN_ERRCAUSE(t0)
++ sw zero, LTQ_MC_GEN_ERRADDR(t0)
++
++ /* Enable DDR and SRAM module in memory controller */
++ li t2, LTQ_MC_GEN_CON_SRAM_DDR_ENABLE
++ sw t2, LTQ_MC_GEN_CON(t0)
++
++ /* Clear start bit of DDR memory controller */
++ sw zero, LTQ_MC_DDR_DC_OFFSET(3)(t1)
++
++ /* Init memory controller registers with values ddr_settings.h */
++ dc_sw 0, MC_DC00_VALUE
++ dc_sw 1, MC_DC01_VALUE
++ dc_sw 2, MC_DC02_VALUE
++ dc_sw 4, MC_DC04_VALUE
++ dc_sw 5, MC_DC05_VALUE
++ dc_sw 6, MC_DC06_VALUE
++ dc_sw 7, MC_DC07_VALUE
++ dc_sw 8, MC_DC08_VALUE
++ dc_sw 9, MC_DC09_VALUE
++
++ dc_sw 10, MC_DC10_VALUE
++ dc_sw 11, MC_DC11_VALUE
++ dc_sw 12, MC_DC12_VALUE
++ dc_sw 13, MC_DC13_VALUE
++ dc_sw 14, MC_DC14_VALUE
++ dc_sw 15, MC_DC15_VALUE
++ dc_sw 16, MC_DC16_VALUE
++ dc_sw 17, MC_DC17_VALUE
++ dc_sw 18, MC_DC18_VALUE
++ dc_sw 19, MC_DC19_VALUE
++
++ dc_sw 20, MC_DC20_VALUE
++ dc_sw 21, MC_DC21_VALUE
++ dc_sw 22, MC_DC22_VALUE
++ dc_sw 23, MC_DC23_VALUE
++ dc_sw 24, MC_DC24_VALUE
++ dc_sw 25, MC_DC25_VALUE
++ dc_sw 26, MC_DC26_VALUE
++ dc_sw 27, MC_DC27_VALUE
++ dc_sw 28, MC_DC28_VALUE
++ dc_sw 29, MC_DC29_VALUE
++
++ dc_sw 30, MC_DC30_VALUE
++ dc_sw 31, MC_DC31_VALUE
++ dc_sw 32, MC_DC32_VALUE
++ dc_sw 33, MC_DC33_VALUE
++ dc_sw 34, MC_DC34_VALUE
++ dc_sw 35, MC_DC35_VALUE
++ dc_sw 36, MC_DC36_VALUE
++ dc_sw 37, MC_DC37_VALUE
++ dc_sw 38, MC_DC38_VALUE
++ dc_sw 39, MC_DC39_VALUE
++
++ dc_sw 40, MC_DC40_VALUE
++ dc_sw 41, MC_DC41_VALUE
++ dc_sw 42, MC_DC42_VALUE
++ dc_sw 43, MC_DC43_VALUE
++ dc_sw 44, MC_DC44_VALUE
++ dc_sw 45, MC_DC45_VALUE
++ dc_sw 46, MC_DC46_VALUE
++
++ /* Set start bit of DDR memory controller */
++ li t2, LTQ_MC_DDR_DC03_MC_START
++ sw t2, LTQ_MC_DDR_DC_OFFSET(3)(t1)
++
++ /* Wait until DLL has locked and core is ready for data transfers */
++wait_ready:
++ lw t2, LTQ_MC_GEN_STAT(t0)
++ li t3, LTQ_MC_GEN_STAT_DLCK_PWRON
++ and t2, t3
++ bne t2, t3, wait_ready
++
++finished:
++ jr ra
++
++ END(ltq_mem_init)
+diff --git a/arch/mips/cpu/mips32/arx100/pmu.c b/arch/mips/cpu/mips32/arx100/pmu.c
+new file mode 100644
+index 0000000..d2afe96
+--- /dev/null
++++ b/arch/mips/cpu/mips32/arx100/pmu.c
+@@ -0,0 +1,120 @@
++/*
++ * Copyright (C) 2012 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++ *
++ * SPDX-License-Identifier: GPL-2.0+
++ */
++
++#include <common.h>
++#include <asm/lantiq/io.h>
++#include <asm/lantiq/pm.h>
++#include <asm/arch/soc.h>
++
++#define LTQ_PMU_PWDCR_RESERVED 0xE00C200C
++
++#define LTQ_PMU_PWDCR_SWITCH (1 << 28)
++#define LTQ_PMU_PWDCR_USB1 (1 << 27)
++#define LTQ_PMU_PWDCR_USB1_PHY (1 << 26)
++#define LTQ_PMU_PWDCR_TDM (1 << 25)
++#define LTQ_PMU_PWDCR_DDR_MEM (1 << 24)
++#define LTQ_PMU_PWDCR_PPE_DP (1 << 23)
++#define LTQ_PMU_PWDCR_PPE_EMA (1 << 22)
++#define LTQ_PMU_PWDCR_PPE_TC (1 << 21)
++#define LTQ_PMU_PWDCR_DEU (1 << 20)
++#define LTQ_PMU_PWDCR_UART1 (1 << 17)
++#define LTQ_PMU_PWDCR_SDIO (1 << 16)
++#define LTQ_PMU_PWDCR_AHB (1 << 15)
++#define LTQ_PMU_PWDCR_FPI0 (1 << 14)
++#define LTQ_PMU_PWDCR_GPTC (1 << 12)
++#define LTQ_PMU_PWDCR_LEDC (1 << 11)
++#define LTQ_PMU_PWDCR_EBU (1 << 10)
++#define LTQ_PMU_PWDCR_DSL (1 << 9)
++#define LTQ_PMU_PWDCR_SPI (1 << 8)
++#define LTQ_PMU_PWDCR_UART0 (1 << 7)
++#define LTQ_PMU_PWDCR_USB (1 << 6)
++#define LTQ_PMU_PWDCR_DMA (1 << 5)
++#define LTQ_PMU_PWDCR_PCI (1 << 4)
++#define LTQ_PMU_PWDCR_FPI1 (1 << 1)
++#define LTQ_PMU_PWDCR_USB0_PHY (1 << 0)
++
++struct ltq_pmu_regs {
++ u32 rsvd0[7];
++ __be32 pwdcr;
++ __be32 sr;
++};
++
++static struct ltq_pmu_regs *ltq_pmu_regs =
++ (struct ltq_pmu_regs *) CKSEG1ADDR(LTQ_PMU_BASE);
++
++u32 ltq_pm_map(enum ltq_pm_modules module)
++{
++ u32 val;
++
++ switch (module) {
++ case LTQ_PM_CORE:
++ val = LTQ_PMU_PWDCR_DDR_MEM | LTQ_PMU_PWDCR_UART1 |
++ LTQ_PMU_PWDCR_FPI0 | LTQ_PMU_PWDCR_LEDC |
++ LTQ_PMU_PWDCR_EBU;
++ break;
++ case LTQ_PM_DMA:
++ val = LTQ_PMU_PWDCR_DMA;
++ break;
++ case LTQ_PM_ETH:
++ val = LTQ_PMU_PWDCR_SWITCH | LTQ_PMU_PWDCR_PPE_DP |
++ LTQ_PMU_PWDCR_PPE_EMA | LTQ_PMU_PWDCR_PPE_TC;
++ break;
++ case LTQ_PM_SPI:
++ val = LTQ_PMU_PWDCR_SPI;
++ break;
++ default:
++ val = 0;
++ break;
++ }
++
++ return val;
++}
++
++int ltq_pm_enable(enum ltq_pm_modules module)
++{
++ const unsigned long timeout = 1000;
++ unsigned long timebase;
++ u32 sr, val;
++
++ val = ltq_pm_map(module);
++ if (unlikely(!val))
++ return 1;
++
++ ltq_clrbits(&ltq_pmu_regs->pwdcr, val);
++
++ timebase = get_timer(0);
++
++ do {
++ sr = ltq_readl(&ltq_pmu_regs->sr);
++ if (~sr & val)
++ return 0;
++ } while (get_timer(timebase) < timeout);
++
++ return 1;
++}
++
++int ltq_pm_disable(enum ltq_pm_modules module)
++{
++ u32 val;
++
++ val = ltq_pm_map(module);
++ if (unlikely(!val))
++ return 1;
++
++ ltq_setbits(&ltq_pmu_regs->pwdcr, val);
++
++ return 0;
++}
++
++void ltq_pmu_init(void)
++{
++ u32 set, clr;
++
++ clr = ltq_pm_map(LTQ_PM_CORE);
++ set = ~(LTQ_PMU_PWDCR_RESERVED | clr);
++
++ ltq_clrsetbits(&ltq_pmu_regs->pwdcr, clr, set);
++}
+diff --git a/arch/mips/cpu/mips32/arx100/rcu.c b/arch/mips/cpu/mips32/arx100/rcu.c
+new file mode 100644
+index 0000000..4ff6935
+--- /dev/null
++++ b/arch/mips/cpu/mips32/arx100/rcu.c
+@@ -0,0 +1,130 @@
++/*
++ * Copyright (C) 2012 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++ *
++ * SPDX-License-Identifier: GPL-2.0+
++ */
++
++#include <common.h>
++#include <asm/lantiq/io.h>
++#include <asm/lantiq/reset.h>
++#include <asm/lantiq/cpu.h>
++#include <asm/arch/soc.h>
++
++#define LTQ_RCU_RD_SRST (1 << 30) /* Global SW Reset */
++#define LTQ_RCU_RD_USB1 (1 << 28) /* USB1 MAC and PHY */
++#define LTQ_RCU_RD_REG25_PD (1 << 26) /* Power down 2.5V regulator */
++#define LTQ_RCU_RD_PPE_ATM_TC (1 << 22) /* PPE ATM TC */
++#define LTQ_RCU_RD_ETHSW (1 << 21) /* Ethernet switch */
++#define LTQ_RCU_RD_DSP_DEN (1 << 20) /* Enable DSP JTAG */
++#define LTQ_RCU_RD_TDM (1 << 19) /* TDM module interface */
++#define LTQ_RCU_RD_MC (1 << 14) /* Memory Controller */
++#define LTQ_RCU_RD_PCI (1 << 13) /* PCI core */
++#define LTQ_RCU_RD_SDIO (1 << 10) /* SDIO core */
++#define LTQ_RCU_RD_DMA (1 << 9) /* DMA core */
++#define LTQ_RCU_RD_PPE (1 << 8) /* PPE core */
++#define LTQ_RCU_RD_ARC_DFE (1 << 7) /* ARC/DFE core */
++#define LTQ_RCU_RD_AHB (1 << 6) /* AHB bus */
++#define LTQ_RCU_RD_USB (1 << 4) /* USB and Phy core */
++#define LTQ_RCU_RD_FPI (1 << 2) /* FPI bus */
++#define LTQ_RCU_RD_CPU0 (1 << 1) /* CPU0 subsystem */
++#define LTQ_RCU_RD_HRST (1 << 0) /* HW reset via HRST pin */
++
++#define LTQ_RCU_STAT_BOOT_SHIFT 17
++#define LTQ_RCU_STAT_BOOT_MASK (0xf << LTQ_RCU_STAT_BOOT_SHIFT)
++
++struct ltq_rcu_regs {
++ u32 rsvd0[4];
++ __be32 req; /* Reset request */
++ __be32 stat; /* Reset status */
++ __be32 usb0_cfg; /* USB0 config */
++ u32 rsvd1[2];
++ __be32 pci_rdy; /* PCI boot ready */
++ __be32 ppe_conf; /* PPE config */
++ u32 rsvd2;
++ __be32 usb1_cfg; /* USB1 config */
++};
++
++static struct ltq_rcu_regs *ltq_rcu_regs =
++ (struct ltq_rcu_regs *) CKSEG1ADDR(LTQ_RCU_BASE);
++
++u32 ltq_reset_map(enum ltq_reset_modules module)
++{
++ u32 val;
++
++ switch (module) {
++ case LTQ_RESET_CORE:
++ case LTQ_RESET_SOFT:
++ val = LTQ_RCU_RD_SRST | LTQ_RCU_RD_CPU0;
++ break;
++ case LTQ_RESET_DMA:
++ val = LTQ_RCU_RD_DMA;
++ break;
++ case LTQ_RESET_ETH:
++ val = LTQ_RCU_RD_PPE | LTQ_RCU_RD_ETHSW;
++ break;
++ case LTQ_RESET_HARD:
++ val = LTQ_RCU_RD_HRST;
++ break;
++ default:
++ val = 0;
++ break;
++ }
++
++ return val;
++}
++
++int ltq_reset_activate(enum ltq_reset_modules module)
++{
++ u32 val;
++
++ val = ltq_reset_map(module);
++ if (unlikely(!val))
++ return 1;
++
++ ltq_setbits(&ltq_rcu_regs->req, val);
++
++ return 0;
++}
++
++int ltq_reset_deactivate(enum ltq_reset_modules module)
++{
++ u32 val;
++
++ val = ltq_reset_map(module);
++ if (unlikely(!val))
++ return 1;
++
++ ltq_clrbits(&ltq_rcu_regs->req, val);
++
++ return 0;
++}
++
++enum ltq_boot_select ltq_boot_select(void)
++{
++ u32 stat;
++ unsigned int bootstrap;
++
++ stat = ltq_readl(&ltq_rcu_regs->stat);
++ bootstrap = (stat & LTQ_RCU_STAT_BOOT_MASK) >> LTQ_RCU_STAT_BOOT_SHIFT;
++
++ switch (bootstrap) {
++ case 0:
++ return BOOT_NOR_NO_BOOTROM;
++ case 1:
++ return BOOT_RGMII0;
++ case 2:
++ return BOOT_NOR;
++ case 3:
++ return BOOT_MII0;
++ case 5:
++ return BOOT_RMII0;
++ case 6:
++ return BOOT_PCI;
++ case 8:
++ return BOOT_UART;
++ case 10:
++ return BOOT_SPI;
++ default:
++ return BOOT_UNKNOWN;
++ }
++}
+diff --git a/arch/mips/cpu/mips32/lantiq-common/cpu.c b/arch/mips/cpu/mips32/lantiq-common/cpu.c
+index 4a7acdf..aa37b35 100644
+--- a/arch/mips/cpu/mips32/lantiq-common/cpu.c
++++ b/arch/mips/cpu/mips32/lantiq-common/cpu.c
+@@ -20,6 +20,7 @@ static const char ltq_bootsel_strings[][16] = {
+ "PCI",
+ "MII0",
+ "RMII0",
++ "RGMII0",
+ "RGMII1",
+ "unknown",
+ };
+diff --git a/arch/mips/cpu/mips32/lantiq-common/start.S b/arch/mips/cpu/mips32/lantiq-common/start.S
+index 481d739..fc8276e 100644
+--- a/arch/mips/cpu/mips32/lantiq-common/start.S
++++ b/arch/mips/cpu/mips32/lantiq-common/start.S
+@@ -64,6 +64,11 @@
+ #define STATUS_LANTIQ (STATUS_MIPS24K | STATUS_MIPS32_64)
+ #endif
+
++#ifdef CONFIG_SOC_XWAY_ARX100
++#define CONFIG0_LANTIQ (CONFIG0_MIPS34K | CONFIG0_MIPS32_64)
++#define STATUS_LANTIQ (STATUS_MIPS34K | STATUS_MIPS32_64)
++#endif
++
+ #ifdef CONFIG_SOC_XWAY_VRX200
+ #define CONFIG0_LANTIQ (CONFIG0_MIPS34K | CONFIG0_MIPS32_64)
+ #define STATUS_LANTIQ (STATUS_MIPS34K | STATUS_MIPS32_64)
+diff --git a/arch/mips/include/asm/arch-arx100/config.h b/arch/mips/include/asm/arch-arx100/config.h
+new file mode 100644
+index 0000000..1a6c9bc
+--- /dev/null
++++ b/arch/mips/include/asm/arch-arx100/config.h
+@@ -0,0 +1,175 @@
++/*
++ * Copyright (C) 2007-2010 Lantiq Deutschland GmbH
++ * Copyright (C) 2011-2013 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++ *
++ * SPDX-License-Identifier: GPL-2.0+
++ *
++ * Common board configuration for Lantiq XWAY ARX100 family
++ *
++ * Use following defines in your board config to enable specific features
++ * and drivers for this SoC:
++ *
++ * CONFIG_LTQ_SUPPORT_UART
++ * - support the Danube ASC/UART interface and console
++ *
++ * CONFIG_LTQ_SUPPORT_NOR_FLASH
++ * - support a parallel NOR flash via the CFI interface in flash bank 0
++ *
++ * CONFIG_LTQ_SUPPORT_ETHERNET
++ * - support the Danube ETOP and MAC interface
++ *
++ * CONFIG_LTQ_SUPPORT_SPI_FLASH
++ * - support the Danube SPI interface and serial flash drivers
++ * - specific SPI flash drivers must be configured separately
++ */
++
++#ifndef __ARX100_CONFIG_H__
++#define __ARX100_CONFIG_H__
++
++/* CPU and SoC type */
++#define CONFIG_SOC_LANTIQ
++#define CONFIG_SOC_XWAY_ARX100
++
++/* Cache configuration */
++#define CONFIG_SYS_MIPS_CACHE_MODE CONF_CM_CACHABLE_NONCOHERENT
++#define CONFIG_SYS_DCACHE_SIZE (16 * 1024)
++#define CONFIG_SYS_ICACHE_SIZE (32 * 1024)
++#define CONFIG_SYS_CACHELINE_SIZE 32
++#define CONFIG_SYS_MIPS_CACHE_EXT_INIT
++
++/*
++ * Supported clock modes
++ * PLL0: rational PLL running at 500 MHz
++ * PLL1: fractional PLL running at 393.219 MHz
++ */
++#define LTQ_CLK_CPU_393_DDR_197 0
++#define LTQ_CLK_CPU_197_DDR_197 1
++#define LTQ_CLK_CPU_333_DDR_167 2
++#define LTQ_CLK_CPU_167_DDR_167 3
++#define LTQ_CLK_CPU_131_DDR_131 4
++#define LTQ_CLK_CPU_111_DDR_111 5
++
++/* CPU speed */
++#define CONFIG_SYS_CLOCK_MODE LTQ_CLK_CPU_333_DDR_167
++#define CONFIG_SYS_MIPS_TIMER_FREQ 166666667
++#define CONFIG_SYS_HZ 1000
++
++/* RAM */
++#define CONFIG_NR_DRAM_BANKS 1
++#define CONFIG_SYS_SDRAM_BASE 0x80000000
++#define CONFIG_SYS_SDRAM_BASE_UC 0xa0000000
++#define CONFIG_SYS_MEMTEST_START 0x81000000
++#define CONFIG_SYS_MEMTEST_END 0x82000000
++#define CONFIG_SYS_LOAD_ADDR 0x81000000
++#define CONFIG_SYS_INIT_SP_OFFSET (32 * 1024)
++
++/* SRAM */
++#define CONFIG_SYS_SRAM_BASE 0xBE1A0000
++#define CONFIG_SYS_SRAM_SIZE 0x10000
++
++/* ASC/UART driver and console */
++#define CONFIG_LANTIQ_SERIAL
++#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
++
++/* GPIO */
++#define CONFIG_LANTIQ_GPIO
++#define CONFIG_LTQ_GPIO_MAX_BANKS 3
++#define CONFIG_LTQ_HAS_GPIO_BANK3
++
++/* FLASH driver */
++#if defined(CONFIG_LTQ_SUPPORT_NOR_FLASH)
++#define CONFIG_SYS_MAX_FLASH_BANKS 1
++#define CONFIG_SYS_MAX_FLASH_SECT 256
++#define CONFIG_SYS_FLASH_BASE 0xB0000000
++#define CONFIG_FLASH_16BIT
++#define CONFIG_SYS_FLASH_CFI
++#define CONFIG_FLASH_CFI_DRIVER
++#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
++#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
++#define CONFIG_FLASH_SHOW_PROGRESS 50
++#define CONFIG_SYS_FLASH_PROTECTION
++#define CONFIG_CFI_FLASH_USE_WEAK_ADDR_SWAP
++
++#define CONFIG_CMD_FLASH
++#else
++#define CONFIG_SYS_NO_FLASH
++#endif /* CONFIG_NOR_FLASH */
++
++#if defined(CONFIG_LTQ_SUPPORT_SPI_FLASH)
++#define CONFIG_LANTIQ_SPI
++#define CONFIG_SPI_FLASH
++
++#define CONFIG_CMD_SF
++#define CONFIG_CMD_SPI
++#endif
++
++#if defined(CONFIG_LTQ_SUPPORT_NAND_FLASH)
++#define CONFIG_NAND_LANTIQ
++#define CONFIG_SYS_MAX_NAND_DEVICE 1
++#define CONFIG_SYS_NAND_BASE 0xB4000000
++
++#define CONFIG_CMD_NAND
++#endif
++
++#if defined(CONFIG_LTQ_SUPPORT_ETHERNET)
++#define CONFIG_LANTIQ_DMA
++#define CONFIG_LANTIQ_ARX100_SWITCH
++
++#define CONFIG_PHYLIB
++#define CONFIG_MII
++#define CONFIG_UDP_CHECKSUM
++
++#define CONFIG_CMD_MII
++#define CONFIG_CMD_NET
++#endif
++
++#define CONFIG_SPL_MAX_SIZE (32 * 1024)
++#define CONFIG_SPL_BSS_MAX_SIZE (8 * 1024)
++#define CONFIG_SPL_STACK_MAX_SIZE (8 * 1024)
++#define CONFIG_SPL_MALLOC_MAX_SIZE (32 * 1024)
++#define CONFIG_SPL_STACK_BSS_IN_SRAM
++
++#if defined(CONFIG_SPL_STACK_BSS_IN_SRAM)
++#define CONFIG_SPL_STACK_BASE (CONFIG_SYS_SRAM_BASE + \
++ CONFIG_SPL_MAX_SIZE + \
++ CONFIG_SPL_STACK_MAX_SIZE - 1)
++#define CONFIG_SPL_BSS_BASE (CONFIG_SPL_STACK_BASE + 1)
++#define CONFIG_SPL_MALLOC_BASE (CONFIG_SYS_SDRAM_BASE + \
++ CONFIG_SYS_INIT_SP_OFFSET)
++#else
++#define CONFIG_SPL_STACK_BASE (CONFIG_SYS_SDRAM_BASE + \
++ CONFIG_SYS_INIT_SP_OFFSET + \
++ CONFIG_SPL_STACK_MAX_SIZE - 1)
++#define CONFIG_SPL_BSS_BASE (CONFIG_SPL_STACK_BASE + 1)
++#define CONFIG_SPL_MALLOC_BASE (CONFIG_SPL_BSS_BASE + \
++ CONFIG_SPL_BSS_MAX_SIZE)
++#endif
++
++#if defined(CONFIG_SYS_BOOT_RAM)
++#define CONFIG_SYS_TEXT_BASE 0xA0100000
++#define CONFIG_SKIP_LOWLEVEL_INIT
++#define CONFIG_SYS_DISABLE_CACHE
++#endif
++
++#if defined(CONFIG_SYS_BOOT_NOR)
++#define CONFIG_SYS_TEXT_BASE 0xB0000000
++#endif
++
++#if defined(CONFIG_SYS_BOOT_SFSPL) || defined(CONFIG_SYS_BOOT_NANDSPL)
++#define CONFIG_SYS_TEXT_BASE 0x80100000
++#define CONFIG_SPL_TEXT_BASE 0xBE1A0000
++#endif
++
++#if defined(CONFIG_SYS_BOOT_NORSPL)
++#define CONFIG_SYS_TEXT_BASE 0x80100000
++#define CONFIG_SPL_TEXT_BASE 0xB0000000
++#endif
++
++#if defined(CONFIG_SYS_BOOT_NOR) || defined(CONFIG_SYS_BOOT_NORSPL)
++#define CONFIG_SYS_XWAY_EBU_BOOTCFG 0x688C688C
++#define CONFIG_XWAY_SWAP_BYTES
++#endif
++
++#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
++
++#endif /* __ARX100_CONFIG_H__ */
+diff --git a/arch/mips/include/asm/arch-arx100/gpio.h b/arch/mips/include/asm/arch-arx100/gpio.h
+new file mode 100644
+index 0000000..f6b6409
+--- /dev/null
++++ b/arch/mips/include/asm/arch-arx100/gpio.h
+@@ -0,0 +1,12 @@
++/*
++ * Copyright (C) 2012 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++ *
++ * SPDX-License-Identifier: GPL-2.0+
++ */
++
++#ifndef __ARX100_GPIO_H__
++#define __ARX100_GPIO_H__
++
++#include <asm/lantiq/gpio.h>
++
++#endif /* __ARX100_GPIO_H__ */
+diff --git a/arch/mips/include/asm/arch-arx100/nand.h b/arch/mips/include/asm/arch-arx100/nand.h
+new file mode 100644
+index 0000000..231b68f
+--- /dev/null
++++ b/arch/mips/include/asm/arch-arx100/nand.h
+@@ -0,0 +1,13 @@
++/*
++ * Copyright (C) 2012-2013 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++ *
++ * SPDX-License-Identifier: GPL-2.0+
++ */
++
++#ifndef __VRX200_NAND_H__
++#define __VRX200_NAND_H__
++
++struct nand_chip;
++int ltq_nand_init(struct nand_chip *nand);
++
++#endif /* __VRX200_NAND_H__ */
+diff --git a/arch/mips/include/asm/arch-arx100/soc.h b/arch/mips/include/asm/arch-arx100/soc.h
+new file mode 100644
+index 0000000..3ccaf3f
+--- /dev/null
++++ b/arch/mips/include/asm/arch-arx100/soc.h
+@@ -0,0 +1,37 @@
++/*
++ * Copyright (C) 2007-2010 Lantiq Deutschland GmbH
++ * Copyright (C) 2012 Daniel Schwierzeck, daniel.schwierzeck@gmail.com
++ *
++ * SPDX-License-Identifier: GPL-2.0+
++ */
++
++#ifndef __ARX100_SOC_H__
++#define __ARX100_SOC_H__
++
++#define LTQ_ASC0_BASE 0x1E100400
++#define LTQ_SPI_BASE 0x1E100800
++#define LTQ_GPIO_BASE 0x1E100B00
++#define LTQ_SSIO_BASE 0x1E100BB0
++#define LTQ_ASC1_BASE 0x1E100C00
++#define LTQ_DMA_BASE 0x1E104100
++
++#define LTQ_EBU_BASE 0x1E105300
++#define LTQ_EBU_REGION0_BASE 0x10000000
++#define LTQ_EBU_REGION1_BASE 0x14000000
++#define LTQ_EBU_NAND_BASE (LTQ_EBU_BASE + 0xB0)
++
++#define LTQ_PPE_BASE 0x1E180000
++#define LTQ_SWITCH_BASE 0x1E108000
++
++#define LTQ_PMU_BASE 0x1F102000
++#define LTQ_CGU_BASE 0x1F103000
++#define LTQ_MPS_BASE 0x1F107000
++#define LTQ_CHIPID_BASE (LTQ_MPS_BASE + 0x340)
++#define LTQ_RCU_BASE 0x1F203000
++
++#define LTQ_MC_GEN_BASE 0x1F800000
++#define LTQ_MC_SDR_BASE 0x1F800200
++#define LTQ_MC_DDR_BASE 0x1F801000
++#define LTQ_MC_DDR_DC_OFFSET(x) (x * 0x10)
++
++#endif /* __ARX100_SOC_H__ */
+diff --git a/arch/mips/include/asm/lantiq/chipid.h b/arch/mips/include/asm/lantiq/chipid.h
+index c9921b0..19adf97 100644
+--- a/arch/mips/include/asm/lantiq/chipid.h
++++ b/arch/mips/include/asm/lantiq/chipid.h
+@@ -15,6 +15,10 @@ enum ltq_chip_partnum {
+ LTQ_SOC_DANUBE = 0x0129,
+ LTQ_SOC_DANUBE_S = 0x012B,
+ LTQ_SOC_TWINPASS = 0x012D,
++ LTQ_SOC_ARX188 = 0x016C, /* ARX188 */
++ LTQ_SOC_ARX186 = 0x016D, /* ARX186 v1.1 */
++ LTQ_SOC_ARX186_2 = 0x016E, /* ARX186 v1.2 */
++ LTQ_SOC_ARX182 = 0x016F, /* ARX182 */
+ LTQ_SOC_VRX288 = 0x01C0, /* VRX288 v1.1 */
+ LTQ_SOC_VRX268 = 0x01C2, /* VRX268 v1.1 */
+ LTQ_SOC_GRX288 = 0x01C9, /* GRX288 v1.1 */
+@@ -38,6 +42,38 @@ static inline int ltq_soc_is_danube(void)
+ }
+ #endif
+
++#ifdef CONFIG_SOC_XWAY_ARX100
++static inline int ltq_soc_is_arx100(void)
++{
++ return 1;
++}
++
++static inline int ltq_soc_is_arx100_v1(void)
++{
++ return ltq_chip_version_get() == 1;
++}
++
++static inline int ltq_soc_is_arx100_v2(void)
++{
++ return ltq_chip_version_get() == 2;
++}
++#else
++static inline int ltq_soc_is_arx100(void)
++{
++ return 0;
++}
++
++static inline int ltq_soc_is_arx100_v1(void)
++{
++ return 0;
++}
++
++static inline int ltq_soc_is_arx100_v2(void)
++{
++ return 0;
++}
++#endif
++
+ #ifdef CONFIG_SOC_XWAY_VRX200
+ static inline int ltq_soc_is_vrx200(void)
+ {
+diff --git a/arch/mips/include/asm/lantiq/clk.h b/arch/mips/include/asm/lantiq/clk.h
+index e13f000..5aea603 100644
+--- a/arch/mips/include/asm/lantiq/clk.h
++++ b/arch/mips/include/asm/lantiq/clk.h
+@@ -13,9 +13,10 @@ enum ltq_clk {
+ CLOCK_83_MHZ = 83333333,
+ CLOCK_111_MHZ = 111111111,
+ CLOCK_125_MHZ = 125000000,
++ CLOCK_131_MHZ = 131073000,
+ CLOCK_133_MHZ = 133333333,
+ CLOCK_166_MHZ = 166666667,
+- CLOCK_197_MHZ = 197000000,
++ CLOCK_197_MHZ = 196609500,
+ CLOCK_333_MHZ = 333333333,
+ CLOCK_393_MHZ = 393219000,
+ CLOCK_500_MHZ = 500000000,
+diff --git a/arch/mips/include/asm/lantiq/cpu.h b/arch/mips/include/asm/lantiq/cpu.h
+index b3a504e..e3b0312 100644
+--- a/arch/mips/include/asm/lantiq/cpu.h
++++ b/arch/mips/include/asm/lantiq/cpu.h
+@@ -17,6 +17,7 @@ enum ltq_boot_select {
+ BOOT_PCI,
+ BOOT_MII0,
+ BOOT_RMII0,
++ BOOT_RGMII0,
+ BOOT_RGMII1,
+ BOOT_UNKNOWN,
+ };
+--
+1.8.3.2
+