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-rw-r--r--arch/arm/mach-kirkwood/Kconfig88
-rw-r--r--arch/arm/mach-kirkwood/Makefile11
-rw-r--r--arch/arm/mach-kirkwood/cache.c19
-rw-r--r--arch/arm/mach-kirkwood/cpu.c321
-rw-r--r--arch/arm/mach-kirkwood/include/mach/config.h138
-rw-r--r--arch/arm/mach-kirkwood/include/mach/cpu.h155
-rw-r--r--arch/arm/mach-kirkwood/include/mach/gpio.h49
-rw-r--r--arch/arm/mach-kirkwood/include/mach/kw88f6192.h21
-rw-r--r--arch/arm/mach-kirkwood/include/mach/kw88f6281.h23
-rw-r--r--arch/arm/mach-kirkwood/include/mach/mpp.h301
-rw-r--r--arch/arm/mach-kirkwood/include/mach/soc.h74
-rw-r--r--arch/arm/mach-kirkwood/mpp.c90
12 files changed, 1290 insertions, 0 deletions
diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig
new file mode 100644
index 0000000000..45c6687d0b
--- /dev/null
+++ b/arch/arm/mach-kirkwood/Kconfig
@@ -0,0 +1,88 @@
+if KIRKWOOD
+
+choice
+ prompt "Marvell Kirkwood board select"
+
+config TARGET_OPENRD
+ bool "Marvell OpenRD Board"
+
+config TARGET_MV88F6281GTW_GE
+ bool "MV88f6281GTW_GE Board"
+
+config TARGET_RD6281A
+ bool "RD6281A Board"
+
+config TARGET_DREAMPLUG
+ bool "DreamPlug Board"
+
+config TARGET_GURUPLUG
+ bool "GuruPlug Board"
+
+config TARGET_SHEEVAPLUG
+ bool "SheevaPlug Board"
+
+config TARGET_LSXL
+ bool "lsxl Board"
+
+config TARGET_POGO_E02
+ bool "pogo_e02 Board"
+
+config TARGET_DNS325
+ bool "dns325 Board"
+
+config TARGET_ICONNECT
+ bool "iconnect Board"
+
+config TARGET_TK71
+ bool "TK71 Board"
+
+config TARGET_KM_KIRKWOOD
+ bool "KM_KIRKWOOD Board"
+
+config TARGET_NET2BIG_V2
+ bool "LaCie 2Big Network v2 NAS Board"
+
+config TARGET_NETSPACE_V2
+ bool "LaCie netspace_v2 Board"
+
+config TARGET_WIRELESS_SPACE
+ bool "LaCie Wireless_space Board"
+
+config TARGET_IB62X0
+ bool "ib62x0 Board"
+
+config TARGET_DOCKSTAR
+ bool "Dockstar Board"
+
+config TARGET_GOFLEXHOME
+ bool "GoFlex Home Board"
+
+config TARGET_NAS220
+ bool "BlackArmor NAS220"
+
+endchoice
+
+config SYS_SOC
+ default "kirkwood"
+
+source "board/Marvell/openrd/Kconfig"
+source "board/Marvell/mv88f6281gtw_ge/Kconfig"
+source "board/Marvell/rd6281a/Kconfig"
+source "board/Marvell/dreamplug/Kconfig"
+source "board/Marvell/guruplug/Kconfig"
+source "board/Marvell/sheevaplug/Kconfig"
+source "board/buffalo/lsxl/Kconfig"
+source "board/cloudengines/pogo_e02/Kconfig"
+source "board/d-link/dns325/Kconfig"
+source "board/iomega/iconnect/Kconfig"
+source "board/karo/tk71/Kconfig"
+source "board/keymile/km_arm/Kconfig"
+source "board/LaCie/net2big_v2/Kconfig"
+source "board/LaCie/netspace_v2/Kconfig"
+source "board/LaCie/wireless_space/Kconfig"
+source "board/raidsonic/ib62x0/Kconfig"
+source "board/Seagate/dockstar/Kconfig"
+source "board/Seagate/goflexhome/Kconfig"
+source "board/Seagate/nas220/Kconfig"
+
+endif
diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile
new file mode 100644
index 0000000000..df4756e4bd
--- /dev/null
+++ b/arch/arm/mach-kirkwood/Makefile
@@ -0,0 +1,11 @@
+#
+# (C) Copyright 2009
+# Marvell Semiconductor <www.marvell.com>
+# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-y = cpu.o
+obj-y += cache.o
+obj-y += mpp.o
diff --git a/arch/arm/mach-kirkwood/cache.c b/arch/arm/mach-kirkwood/cache.c
new file mode 100644
index 0000000000..e18a3097dc
--- /dev/null
+++ b/arch/arm/mach-kirkwood/cache.c
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2012 Michael Walle
+ * Michael Walle <michael@walle.cc>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <asm/arch/cpu.h>
+
+#define FEROCEON_EXTRA_FEATURE_L2C_EN (1<<22)
+
+void l2_cache_disable()
+{
+ u32 ctrl;
+
+ ctrl = readfr_extra_feature_reg();
+ ctrl &= ~FEROCEON_EXTRA_FEATURE_L2C_EN;
+ writefr_extra_feature_reg(ctrl);
+}
diff --git a/arch/arm/mach-kirkwood/cpu.c b/arch/arm/mach-kirkwood/cpu.c
new file mode 100644
index 0000000000..4c9d3fde47
--- /dev/null
+++ b/arch/arm/mach-kirkwood/cpu.c
@@ -0,0 +1,321 @@
+/*
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <netdev.h>
+#include <asm/cache.h>
+#include <asm/io.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/soc.h>
+#include <mvebu_mmc.h>
+
+void reset_cpu(unsigned long ignored)
+{
+ struct kwcpu_registers *cpureg =
+ (struct kwcpu_registers *)KW_CPU_REG_BASE;
+
+ writel(readl(&cpureg->rstoutn_mask) | (1 << 2),
+ &cpureg->rstoutn_mask);
+ writel(readl(&cpureg->sys_soft_rst) | 1,
+ &cpureg->sys_soft_rst);
+ while (1) ;
+}
+
+/*
+ * Window Size
+ * Used with the Base register to set the address window size and location.
+ * Must be programmed from LSB to MSB as sequence of ones followed by
+ * sequence of zeros. The number of ones specifies the size of the window in
+ * 64 KByte granularity (e.g., a value of 0x00FF specifies 256 = 16 MByte).
+ * NOTE: A value of 0x0 specifies 64-KByte size.
+ */
+unsigned int kw_winctrl_calcsize(unsigned int sizeval)
+{
+ int i;
+ unsigned int j = 0;
+ u32 val = sizeval >> 1;
+
+ for (i = 0; val >= 0x10000; i++) {
+ j |= (1 << i);
+ val = val >> 1;
+ }
+ return (0x0000ffff & j);
+}
+
+/*
+ * kw_config_adr_windows - Configure address Windows
+ *
+ * There are 8 address windows supported by Kirkwood Soc to addess different
+ * devices. Each window can be configured for size, BAR and remap addr
+ * Below configuration is standard for most of the cases
+ *
+ * If remap function not used, remap_lo must be set as base
+ *
+ * Reference Documentation:
+ * Mbus-L to Mbus Bridge Registers Configuration.
+ * (Sec 25.1 and 25.3 of Datasheet)
+ */
+int kw_config_adr_windows(void)
+{
+ struct kwwin_registers *winregs =
+ (struct kwwin_registers *)KW_CPU_WIN_BASE;
+
+ /* Window 0: PCIE MEM address space */
+ writel(KWCPU_WIN_CTRL_DATA(1024 * 1024 * 256, KWCPU_TARGET_PCIE,
+ KWCPU_ATTR_PCIE_MEM, KWCPU_WIN_ENABLE), &winregs[0].ctrl);
+
+ writel(KW_DEFADR_PCI_MEM, &winregs[0].base);
+ writel(KW_DEFADR_PCI_MEM, &winregs[0].remap_lo);
+ writel(0x0, &winregs[0].remap_hi);
+
+ /* Window 1: PCIE IO address space */
+ writel(KWCPU_WIN_CTRL_DATA(1024 * 64, KWCPU_TARGET_PCIE,
+ KWCPU_ATTR_PCIE_IO, KWCPU_WIN_ENABLE), &winregs[1].ctrl);
+ writel(KW_DEFADR_PCI_IO, &winregs[1].base);
+ writel(KW_DEFADR_PCI_IO_REMAP, &winregs[1].remap_lo);
+ writel(0x0, &winregs[1].remap_hi);
+
+ /* Window 2: NAND Flash address space */
+ writel(KWCPU_WIN_CTRL_DATA(1024 * 1024 * 128, KWCPU_TARGET_MEMORY,
+ KWCPU_ATTR_NANDFLASH, KWCPU_WIN_ENABLE), &winregs[2].ctrl);
+ writel(KW_DEFADR_NANDF, &winregs[2].base);
+ writel(KW_DEFADR_NANDF, &winregs[2].remap_lo);
+ writel(0x0, &winregs[2].remap_hi);
+
+ /* Window 3: SPI Flash address space */
+ writel(KWCPU_WIN_CTRL_DATA(1024 * 1024 * 128, KWCPU_TARGET_MEMORY,
+ KWCPU_ATTR_SPIFLASH, KWCPU_WIN_ENABLE), &winregs[3].ctrl);
+ writel(KW_DEFADR_SPIF, &winregs[3].base);
+ writel(KW_DEFADR_SPIF, &winregs[3].remap_lo);
+ writel(0x0, &winregs[3].remap_hi);
+
+ /* Window 4: BOOT Memory address space */
+ writel(KWCPU_WIN_CTRL_DATA(1024 * 1024 * 128, KWCPU_TARGET_MEMORY,
+ KWCPU_ATTR_BOOTROM, KWCPU_WIN_ENABLE), &winregs[4].ctrl);
+ writel(KW_DEFADR_BOOTROM, &winregs[4].base);
+
+ /* Window 5: Security SRAM address space */
+ writel(KWCPU_WIN_CTRL_DATA(1024 * 64, KWCPU_TARGET_SASRAM,
+ KWCPU_ATTR_SASRAM, KWCPU_WIN_ENABLE), &winregs[5].ctrl);
+ writel(KW_DEFADR_SASRAM, &winregs[5].base);
+
+ /* Window 6-7: Disabled */
+ writel(KWCPU_WIN_DISABLE, &winregs[6].ctrl);
+ writel(KWCPU_WIN_DISABLE, &winregs[7].ctrl);
+
+ return 0;
+}
+
+/*
+ * SYSRSTn Duration Counter Support
+ *
+ * Kirkwood SoC implements a hardware-based SYSRSTn duration counter.
+ * When SYSRSTn is asserted low, a SYSRSTn duration counter is running.
+ * The SYSRSTn duration counter is useful for implementing a manufacturer
+ * or factory reset. Upon a long reset assertion that is greater than a
+ * pre-configured environment variable value for sysrstdelay,
+ * The counter value is stored in the SYSRSTn Length Counter Register
+ * The counter is based on the 25-MHz reference clock (40ns)
+ * It is a 29-bit counter, yielding a maximum counting duration of
+ * 2^29/25 MHz (21.4 seconds). When the counter reach its maximum value,
+ * it remains at this value until counter reset is triggered by setting
+ * bit 31 of KW_REG_SYSRST_CNT
+ */
+static void kw_sysrst_action(void)
+{
+ int ret;
+ char *s = getenv("sysrstcmd");
+
+ if (!s) {
+ debug("Error.. %s failed, check sysrstcmd\n",
+ __FUNCTION__);
+ return;
+ }
+
+ debug("Starting %s process...\n", __FUNCTION__);
+ ret = run_command(s, 0);
+ if (ret != 0)
+ debug("Error.. %s failed\n", __FUNCTION__);
+ else
+ debug("%s process finished\n", __FUNCTION__);
+}
+
+static void kw_sysrst_check(void)
+{
+ u32 sysrst_cnt, sysrst_dly;
+ char *s;
+
+ /*
+ * no action if sysrstdelay environment variable is not defined
+ */
+ s = getenv("sysrstdelay");
+ if (s == NULL)
+ return;
+
+ /* read sysrstdelay value */
+ sysrst_dly = (u32) simple_strtoul(s, NULL, 10);
+
+ /* read SysRst Length counter register (bits 28:0) */
+ sysrst_cnt = (0x1fffffff & readl(KW_REG_SYSRST_CNT));
+ debug("H/w Rst hold time: %d.%d secs\n",
+ sysrst_cnt / SYSRST_CNT_1SEC_VAL,
+ sysrst_cnt % SYSRST_CNT_1SEC_VAL);
+
+ /* clear the counter for next valid read*/
+ writel(1 << 31, KW_REG_SYSRST_CNT);
+
+ /*
+ * sysrst_action:
+ * if H/w Reset key is pressed and hold for time
+ * more than sysrst_dly in seconds
+ */
+ if (sysrst_cnt >= SYSRST_CNT_1SEC_VAL * sysrst_dly)
+ kw_sysrst_action();
+}
+
+#if defined(CONFIG_DISPLAY_CPUINFO)
+int print_cpuinfo(void)
+{
+ char *rev = "??";
+ u16 devid = (readl(KW_REG_PCIE_DEVID) >> 16) & 0xffff;
+ u8 revid = readl(KW_REG_PCIE_REVID) & 0xff;
+
+ if ((readl(KW_REG_DEVICE_ID) & 0x03) > 2) {
+ printf("Error.. %s:Unsupported Kirkwood SoC 88F%04x\n", __FUNCTION__, devid);
+ return -1;
+ }
+
+ switch (revid) {
+ case 0:
+ if (devid == 0x6281)
+ rev = "Z0";
+ else if (devid == 0x6282)
+ rev = "A0";
+ break;
+ case 1:
+ rev = "A1";
+ break;
+ case 2:
+ rev = "A0";
+ break;
+ case 3:
+ rev = "A1";
+ break;
+ default:
+ break;
+ }
+
+ printf("SoC: Kirkwood 88F%04x_%s\n", devid, rev);
+ return 0;
+}
+#endif /* CONFIG_DISPLAY_CPUINFO */
+
+#ifdef CONFIG_ARCH_CPU_INIT
+int arch_cpu_init(void)
+{
+ u32 reg;
+ struct kwcpu_registers *cpureg =
+ (struct kwcpu_registers *)KW_CPU_REG_BASE;
+
+ /* Linux expects` the internal registers to be at 0xf1000000 */
+ writel(KW_REGS_PHY_BASE, KW_OFFSET_REG);
+
+ /* Enable and invalidate L2 cache in write through mode */
+ writel(readl(&cpureg->l2_cfg) | 0x18, &cpureg->l2_cfg);
+ invalidate_l2_cache();
+
+ kw_config_adr_windows();
+
+#ifdef CONFIG_KIRKWOOD_RGMII_PAD_1V8
+ /*
+ * Configures the I/O voltage of the pads connected to Egigabit
+ * Ethernet interface to 1.8V
+ * By default it is set to 3.3V
+ */
+ reg = readl(KW_REG_MPP_OUT_DRV_REG);
+ reg |= (1 << 7);
+ writel(reg, KW_REG_MPP_OUT_DRV_REG);
+#endif
+#ifdef CONFIG_KIRKWOOD_EGIGA_INIT
+ /*
+ * Set egiga port0/1 in normal functional mode
+ * This is required becasue on kirkwood by default ports are in reset mode
+ * OS egiga driver may not have provision to set them in normal mode
+ * and if u-boot is build without network support, network may fail at OS level
+ */
+ reg = readl(KWGBE_PORT_SERIAL_CONTROL1_REG(0));
+ reg &= ~(1 << 4); /* Clear PortReset Bit */
+ writel(reg, (KWGBE_PORT_SERIAL_CONTROL1_REG(0)));
+ reg = readl(KWGBE_PORT_SERIAL_CONTROL1_REG(1));
+ reg &= ~(1 << 4); /* Clear PortReset Bit */
+ writel(reg, (KWGBE_PORT_SERIAL_CONTROL1_REG(1)));
+#endif
+#ifdef CONFIG_KIRKWOOD_PCIE_INIT
+ /*
+ * Enable PCI Express Port0
+ */
+ reg = readl(&cpureg->ctrl_stat);
+ reg |= (1 << 0); /* Set PEX0En Bit */
+ writel(reg, &cpureg->ctrl_stat);
+#endif
+ return 0;
+}
+#endif /* CONFIG_ARCH_CPU_INIT */
+
+/*
+ * SOC specific misc init
+ */
+#if defined(CONFIG_ARCH_MISC_INIT)
+int arch_misc_init(void)
+{
+ volatile u32 temp;
+
+ /*CPU streaming & write allocate */
+ temp = readfr_extra_feature_reg();
+ temp &= ~(1 << 28); /* disable wr alloc */
+ writefr_extra_feature_reg(temp);
+
+ temp = readfr_extra_feature_reg();
+ temp &= ~(1 << 29); /* streaming disabled */
+ writefr_extra_feature_reg(temp);
+
+ /* L2Cache settings */
+ temp = readfr_extra_feature_reg();
+ /* Disable L2C pre fetch - Set bit 24 */
+ temp |= (1 << 24);
+ /* enable L2C - Set bit 22 */
+ temp |= (1 << 22);
+ writefr_extra_feature_reg(temp);
+
+ icache_enable();
+ /* Change reset vector to address 0x0 */
+ temp = get_cr();
+ set_cr(temp & ~CR_V);
+
+ /* checks and execute resset to factory event */
+ kw_sysrst_check();
+
+ return 0;
+}
+#endif /* CONFIG_ARCH_MISC_INIT */
+
+#ifdef CONFIG_MVGBE
+int cpu_eth_init(bd_t *bis)
+{
+ mvgbe_initialize(bis);
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_MVEBU_MMC
+int board_mmc_init(bd_t *bis)
+{
+ mvebu_mmc_init(bis);
+ return 0;
+}
+#endif /* CONFIG_MVEBU_MMC */
diff --git a/arch/arm/mach-kirkwood/include/mach/config.h b/arch/arm/mach-kirkwood/include/mach/config.h
new file mode 100644
index 0000000000..e77ac400d8
--- /dev/null
+++ b/arch/arm/mach-kirkwood/include/mach/config.h
@@ -0,0 +1,138 @@
+/*
+ * (C) Copyright 2011
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Lei Wen <leiwen@marvell.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+/*
+ * This file should be included in board config header file.
+ *
+ * It supports common definitions for Kirkwood platform
+ */
+
+#ifndef _KW_CONFIG_H
+#define _KW_CONFIG_H
+
+#if defined (CONFIG_KW88F6281)
+#include <asm/arch/kw88f6281.h>
+#elif defined (CONFIG_KW88F6192)
+#include <asm/arch/kw88f6192.h>
+#else
+#error "SOC Name not defined"
+#endif /* CONFIG_KW88F6281 */
+
+#include <asm/arch/soc.h>
+#define CONFIG_SYS_CACHELINE_SIZE 32
+ /* default Dcache Line length for kirkwood */
+#define CONFIG_MD5 /* get_random_hex on krikwood needs MD5 support */
+#define CONFIG_KIRKWOOD_EGIGA_INIT /* Enable GbePort0/1 for kernel */
+#define CONFIG_KIRKWOOD_RGMII_PAD_1V8 /* Set RGMII Pad voltage to 1.8V */
+#define CONFIG_KIRKWOOD_PCIE_INIT /* Enable PCIE Port0 for kernel */
+
+/*
+ * By default kwbimage.cfg from board specific folder is used
+ * If for some board, different configuration file need to be used,
+ * CONFIG_SYS_KWD_CONFIG should be defined in board specific header file
+ */
+#ifndef CONFIG_SYS_KWD_CONFIG
+#define CONFIG_SYS_KWD_CONFIG $(CONFIG_BOARDDIR)/kwbimage.cfg
+#endif /* CONFIG_SYS_KWD_CONFIG */
+
+/* Kirkwood has 2k of Security SRAM, use it for SP */
+#define CONFIG_SYS_INIT_SP_ADDR 0xC8012000
+#define CONFIG_NR_DRAM_BANKS_MAX 2
+
+#define CONFIG_I2C_MVTWSI_BASE KW_TWSI_BASE
+#define MV_UART_CONSOLE_BASE KW_UART0_BASE
+#define MV_SATA_BASE KW_SATA_BASE
+#define MV_SATA_PORT0_OFFSET KW_SATA_PORT0_OFFSET
+#define MV_SATA_PORT1_OFFSET KW_SATA_PORT1_OFFSET
+
+/*
+ * NAND configuration
+ */
+#ifdef CONFIG_CMD_NAND
+#define CONFIG_NAND_KIRKWOOD
+#define CONFIG_SYS_NAND_BASE 0xD8000000 /* MV_DEFADR_NANDF */
+#define NAND_ALLOW_ERASE_ALL 1
+#endif
+
+/*
+ * SPI Flash configuration
+ */
+#ifdef CONFIG_CMD_SF
+#define CONFIG_HARD_SPI 1
+#define CONFIG_KIRKWOOD_SPI 1
+#ifndef CONFIG_ENV_SPI_BUS
+# define CONFIG_ENV_SPI_BUS 0
+#endif
+#ifndef CONFIG_ENV_SPI_CS
+# define CONFIG_ENV_SPI_CS 0
+#endif
+#ifndef CONFIG_ENV_SPI_MAX_HZ
+# define CONFIG_ENV_SPI_MAX_HZ 50000000
+#endif
+#endif
+
+/*
+ * Ethernet Driver configuration
+ */
+#ifdef CONFIG_CMD_NET
+#define CONFIG_CMD_MII
+#define CONFIG_NETCONSOLE /* include NetConsole support */
+#define CONFIG_MII /* expose smi ove miiphy interface */
+#define CONFIG_MVGBE /* Enable Marvell Gbe Controller Driver */
+#define CONFIG_SYS_FAULT_ECHO_LINK_DOWN /* detect link using phy */
+#define CONFIG_ENV_OVERWRITE /* ethaddr can be reprogrammed */
+#define CONFIG_RESET_PHY_R /* use reset_phy() to init mv8831116 PHY */
+#endif /* CONFIG_CMD_NET */
+
+/*
+ * USB/EHCI
+ */
+#ifdef CONFIG_CMD_USB
+#define CONFIG_USB_EHCI_MARVELL
+#define CONFIG_EHCI_IS_TDI
+#endif /* CONFIG_CMD_USB */
+
+/*
+ * IDE Support on SATA ports
+ */
+#ifdef CONFIG_CMD_IDE
+#define __io
+#define CONFIG_CMD_EXT2
+#define CONFIG_MVSATA_IDE
+#define CONFIG_IDE_PREINIT
+#define CONFIG_MVSATA_IDE_USE_PORT1
+/* Needs byte-swapping for ATA data register */
+#define CONFIG_IDE_SWAP_IO
+/* Data, registers and alternate blocks are at the same offset */
+#define CONFIG_SYS_ATA_DATA_OFFSET (0x0100)
+#define CONFIG_SYS_ATA_REG_OFFSET (0x0100)
+#define CONFIG_SYS_ATA_ALT_OFFSET (0x0100)
+/* Each 8-bit ATA register is aligned to a 4-bytes address */
+#define CONFIG_SYS_ATA_STRIDE 4
+/* Controller supports 48-bits LBA addressing */
+#define CONFIG_LBA48
+/* CONFIG_CMD_IDE requires some #defines for ATA registers */
+#define CONFIG_SYS_IDE_MAXBUS 2
+#define CONFIG_SYS_IDE_MAXDEVICE 2
+/* ATA registers base is at SATA controller base */
+#define CONFIG_SYS_ATA_BASE_ADDR MV_SATA_BASE
+#endif /* CONFIG_CMD_IDE */
+
+/*
+ * I2C related stuff
+ */
+#ifdef CONFIG_CMD_I2C
+#ifndef CONFIG_SYS_I2C_SOFT
+#define CONFIG_SYS_I2C
+#define CONFIG_SYS_I2C_MVTWSI
+#endif
+#define CONFIG_SYS_I2C_SLAVE 0x0
+#define CONFIG_SYS_I2C_SPEED 100000
+#endif
+
+#endif /* _KW_CONFIG_H */
diff --git a/arch/arm/mach-kirkwood/include/mach/cpu.h b/arch/arm/mach-kirkwood/include/mach/cpu.h
new file mode 100644
index 0000000000..926d347110
--- /dev/null
+++ b/arch/arm/mach-kirkwood/include/mach/cpu.h
@@ -0,0 +1,155 @@
+/*
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _KWCPU_H
+#define _KWCPU_H
+
+#include <asm/system.h>
+
+#ifndef __ASSEMBLY__
+
+#define KWCPU_WIN_CTRL_DATA(size, target, attr, en) (en | (target << 4) \
+ | (attr << 8) | (kw_winctrl_calcsize(size) << 16))
+
+#define KWGBE_PORT_SERIAL_CONTROL1_REG(_x) \
+ ((_x ? KW_EGIGA1_BASE : KW_EGIGA0_BASE) + 0x44c)
+
+#define KW_REG_PCIE_DEVID (KW_REG_PCIE_BASE + 0x00)
+#define KW_REG_PCIE_REVID (KW_REG_PCIE_BASE + 0x08)
+#define KW_REG_DEVICE_ID (KW_MPP_BASE + 0x34)
+#define KW_REG_SYSRST_CNT (KW_MPP_BASE + 0x50)
+#define SYSRST_CNT_1SEC_VAL (25*1000000)
+#define KW_REG_MPP_OUT_DRV_REG (KW_MPP_BASE + 0xE0)
+
+enum memory_bank {
+ BANK0,
+ BANK1,
+ BANK2,
+ BANK3
+};
+
+enum kwcpu_winen {
+ KWCPU_WIN_DISABLE,
+ KWCPU_WIN_ENABLE
+};
+
+enum kwcpu_target {
+ KWCPU_TARGET_RESERVED,
+ KWCPU_TARGET_MEMORY,
+ KWCPU_TARGET_1RESERVED,
+ KWCPU_TARGET_SASRAM,
+ KWCPU_TARGET_PCIE
+};
+
+enum kwcpu_attrib {
+ KWCPU_ATTR_SASRAM = 0x01,
+ KWCPU_ATTR_DRAM_CS0 = 0x0e,
+ KWCPU_ATTR_DRAM_CS1 = 0x0d,
+ KWCPU_ATTR_DRAM_CS2 = 0x0b,
+ KWCPU_ATTR_DRAM_CS3 = 0x07,
+ KWCPU_ATTR_NANDFLASH = 0x2f,
+ KWCPU_ATTR_SPIFLASH = 0x1e,
+ KWCPU_ATTR_BOOTROM = 0x1d,
+ KWCPU_ATTR_PCIE_IO = 0xe0,
+ KWCPU_ATTR_PCIE_MEM = 0xe8
+};
+
+/*
+ * Default Device Address MAP BAR values
+ */
+#define KW_DEFADR_PCI_MEM 0x90000000
+#define KW_DEFADR_PCI_IO 0xC0000000
+#define KW_DEFADR_PCI_IO_REMAP 0xC0000000
+#define KW_DEFADR_SASRAM 0xC8010000
+#define KW_DEFADR_NANDF 0xD8000000
+#define KW_DEFADR_SPIF 0xE8000000
+#define KW_DEFADR_BOOTROM 0xF8000000
+
+/*
+ * read feroceon/sheeva core extra feature register
+ * using co-proc instruction
+ */
+static inline unsigned int readfr_extra_feature_reg(void)
+{
+ unsigned int val;
+ asm volatile ("mrc p15, 1, %0, c15, c1, 0 @ readfr exfr":"=r"
+ (val)::"cc");
+ return val;
+}
+
+/*
+ * write feroceon/sheeva core extra feature register
+ * using co-proc instruction
+ */
+static inline void writefr_extra_feature_reg(unsigned int val)
+{
+ asm volatile ("mcr p15, 1, %0, c15, c1, 0 @ writefr exfr"::"r"
+ (val):"cc");
+ isb();
+}
+
+/*
+ * MBus-L to Mbus Bridge Registers
+ * Ref: Datasheet sec:A.3
+ */
+struct kwwin_registers {
+ u32 ctrl;
+ u32 base;
+ u32 remap_lo;
+ u32 remap_hi;
+};
+
+/*
+ * CPU control and status Registers
+ * Ref: Datasheet sec:A.3.2
+ */
+struct kwcpu_registers {
+ u32 config; /*0x20100 */
+ u32 ctrl_stat; /*0x20104 */
+ u32 rstoutn_mask; /* 0x20108 */
+ u32 sys_soft_rst; /* 0x2010C */
+ u32 ahb_mbus_cause_irq; /* 0x20110 */
+ u32 ahb_mbus_mask_irq; /* 0x20114 */
+ u32 pad1[2];
+ u32 ftdll_config; /* 0x20120 */
+ u32 pad2;
+ u32 l2_cfg; /* 0x20128 */
+};
+
+/*
+ * GPIO Registers
+ * Ref: Datasheet sec:A.19
+ */
+struct kwgpio_registers {
+ u32 dout;
+ u32 oe;
+ u32 blink_en;
+ u32 din_pol;
+ u32 din;
+ u32 irq_cause;
+ u32 irq_mask;
+ u32 irq_level;
+};
+
+/*
+ * functions
+ */
+unsigned char get_random_hex(void);
+unsigned int mvebu_sdram_bar(enum memory_bank bank);
+unsigned int mvebu_sdram_bs(enum memory_bank bank);
+void mvebu_sdram_size_adjust(enum memory_bank bank);
+int kw_config_adr_windows(void);
+void mvebu_config_gpio(unsigned int gpp0_oe_val, unsigned int gpp1_oe_val,
+ unsigned int gpp0_oe, unsigned int gpp1_oe);
+int kw_config_mpp(unsigned int mpp0_7, unsigned int mpp8_15,
+ unsigned int mpp16_23, unsigned int mpp24_31,
+ unsigned int mpp32_39, unsigned int mpp40_47,
+ unsigned int mpp48_55);
+unsigned int kw_winctrl_calcsize(unsigned int sizeval);
+#endif /* __ASSEMBLY__ */
+#endif /* _KWCPU_H */
diff --git a/arch/arm/mach-kirkwood/include/mach/gpio.h b/arch/arm/mach-kirkwood/include/mach/gpio.h
new file mode 100644
index 0000000000..aa8c5da36d
--- /dev/null
+++ b/arch/arm/mach-kirkwood/include/mach/gpio.h
@@ -0,0 +1,49 @@
+/*
+ * arch/asm-arm/mach-kirkwood/include/mach/gpio.h
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+/*
+ * Based on (mostly copied from) plat-orion based Linux 2.6 kernel driver.
+ * Removed kernel level irq handling. Took some macros from kernel to
+ * allow build.
+ *
+ * Dieter Kiermaier dk-arm-linux@gmx.de
+ */
+
+#ifndef __KIRKWOOD_GPIO_H
+#define __KIRKWOOD_GPIO_H
+
+/* got from kernel include/linux/bitops.h */
+#define BITS_PER_BYTE 8
+#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long))
+
+#define GPIO_MAX 50
+#define GPIO_OFF(pin) (((pin) >> 5) ? 0x0040 : 0x0000)
+#define GPIO_OUT(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x00)
+#define GPIO_IO_CONF(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x04)
+#define GPIO_BLINK_EN(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x08)
+#define GPIO_IN_POL(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x0c)
+#define GPIO_DATA_IN(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x10)
+#define GPIO_EDGE_CAUSE(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x14)
+#define GPIO_EDGE_MASK(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x18)
+#define GPIO_LEVEL_MASK(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x1c)
+
+/*
+ * Kirkwood-specific GPIO API
+ */
+
+void kw_gpio_set_valid(unsigned pin, int mode);
+int kw_gpio_is_valid(unsigned pin, int mode);
+int kw_gpio_direction_input(unsigned pin);
+int kw_gpio_direction_output(unsigned pin, int value);
+int kw_gpio_get_value(unsigned pin);
+void kw_gpio_set_value(unsigned pin, int value);
+void kw_gpio_set_blink(unsigned pin, int blink);
+void kw_gpio_set_unused(unsigned pin);
+
+#define GPIO_INPUT_OK (1 << 0)
+#define GPIO_OUTPUT_OK (1 << 1)
+
+#endif
diff --git a/arch/arm/mach-kirkwood/include/mach/kw88f6192.h b/arch/arm/mach-kirkwood/include/mach/kw88f6192.h
new file mode 100644
index 0000000000..de220d57d4
--- /dev/null
+++ b/arch/arm/mach-kirkwood/include/mach/kw88f6192.h
@@ -0,0 +1,21 @@
+/*
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * Header file for Feroceon CPU core 88FR131 Based KW88F6192 SOC.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _CONFIG_KW88F6192_H
+#define _CONFIG_KW88F6192_H
+
+/* SOC specific definations */
+#define KW88F6192_REGS_PHYS_BASE 0xf1000000
+#define KW_REGS_PHY_BASE KW88F6192_REGS_PHYS_BASE
+
+/* TCLK Core Clock defination */
+#define CONFIG_SYS_TCLK 166000000 /* 166MHz */
+
+#endif /* _CONFIG_KW88F6192_H */
diff --git a/arch/arm/mach-kirkwood/include/mach/kw88f6281.h b/arch/arm/mach-kirkwood/include/mach/kw88f6281.h
new file mode 100644
index 0000000000..ca88a300e0
--- /dev/null
+++ b/arch/arm/mach-kirkwood/include/mach/kw88f6281.h
@@ -0,0 +1,23 @@
+/*
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * Header file for Feroceon CPU core 88FR131 Based KW88F6281 SOC.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _ASM_ARCH_KW88F6281_H
+#define _ASM_ARCH_KW88F6281_H
+
+/* SOC specific definitions */
+#define KW88F6281_REGS_PHYS_BASE 0xf1000000
+#define KW_REGS_PHY_BASE KW88F6281_REGS_PHYS_BASE
+
+/* TCLK Core Clock definition */
+#ifndef CONFIG_SYS_TCLK
+#define CONFIG_SYS_TCLK 200000000 /* 200MHz */
+#endif
+
+#endif /* _ASM_ARCH_KW88F6281_H */
diff --git a/arch/arm/mach-kirkwood/include/mach/mpp.h b/arch/arm/mach-kirkwood/include/mach/mpp.h
new file mode 100644
index 0000000000..7c8f6eba97
--- /dev/null
+++ b/arch/arm/mach-kirkwood/include/mach/mpp.h
@@ -0,0 +1,301 @@
+/*
+ * linux/arch/arm/mach-kirkwood/mpp.h -- Multi Purpose Pins
+ *
+ * Copyright 2009: Marvell Technology Group Ltd.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __KIRKWOOD_MPP_H
+#define __KIRKWOOD_MPP_H
+
+#define MPP(_num, _sel, _in, _out, _F6180, _F6190, _F6192, _F6281) ( \
+ /* MPP number */ ((_num) & 0xff) | \
+ /* MPP select value */ (((_sel) & 0xf) << 8) | \
+ /* may be input signal */ ((!!(_in)) << 12) | \
+ /* may be output signal */ ((!!(_out)) << 13) | \
+ /* available on F6180 */ ((!!(_F6180)) << 14) | \
+ /* available on F6190 */ ((!!(_F6190)) << 15) | \
+ /* available on F6192 */ ((!!(_F6192)) << 16) | \
+ /* available on F6281 */ ((!!(_F6281)) << 17))
+
+#define MPP_NUM(x) ((x) & 0xff)
+#define MPP_SEL(x) (((x) >> 8) & 0xf)
+
+ /* num sel i o 6180 6190 6192 6281 */
+
+#define MPP_INPUT_MASK MPP( 0, 0x0, 1, 0, 0, 0, 0, 0 )
+#define MPP_OUTPUT_MASK MPP( 0, 0x0, 0, 1, 0, 0, 0, 0 )
+
+#define MPP_F6180_MASK MPP( 0, 0x0, 0, 0, 1, 0, 0, 0 )
+#define MPP_F6190_MASK MPP( 0, 0x0, 0, 0, 0, 1, 0, 0 )
+#define MPP_F6192_MASK MPP( 0, 0x0, 0, 0, 0, 0, 1, 0 )
+#define MPP_F6281_MASK MPP( 0, 0x0, 0, 0, 0, 0, 0, 1 )
+
+#define MPP0_GPIO MPP( 0, 0x0, 1, 1, 1, 1, 1, 1 )
+#define MPP0_NF_IO2 MPP( 0, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP0_SPI_SCn MPP( 0, 0x2, 0, 1, 1, 1, 1, 1 )
+
+#define MPP1_GPO MPP( 1, 0x0, 0, 1, 1, 1, 1, 1 )
+#define MPP1_NF_IO3 MPP( 1, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP1_SPI_MOSI MPP( 1, 0x2, 0, 1, 1, 1, 1, 1 )
+
+#define MPP2_GPO MPP( 2, 0x0, 0, 1, 1, 1, 1, 1 )
+#define MPP2_NF_IO4 MPP( 2, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP2_SPI_SCK MPP( 2, 0x2, 0, 1, 1, 1, 1, 1 )
+
+#define MPP3_GPO MPP( 3, 0x0, 0, 1, 1, 1, 1, 1 )
+#define MPP3_NF_IO5 MPP( 3, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP3_SPI_MISO MPP( 3, 0x2, 1, 0, 1, 1, 1, 1 )
+
+#define MPP4_GPIO MPP( 4, 0x0, 1, 1, 1, 1, 1, 1 )
+#define MPP4_NF_IO6 MPP( 4, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP4_UART0_RXD MPP( 4, 0x2, 1, 0, 1, 1, 1, 1 )
+#define MPP4_SATA1_ACTn MPP( 4, 0x5, 0, 1, 0, 0, 1, 1 )
+#define MPP4_PTP_CLK MPP( 4, 0xd, 1, 0, 1, 1, 1, 1 )
+
+#define MPP5_GPO MPP( 5, 0x0, 0, 1, 1, 1, 1, 1 )
+#define MPP5_NF_IO7 MPP( 5, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP5_UART0_TXD MPP( 5, 0x2, 0, 1, 1, 1, 1, 1 )
+#define MPP5_PTP_TRIG_GEN MPP( 5, 0x4, 0, 1, 1, 1, 1, 1 )
+#define MPP5_SATA0_ACTn MPP( 5, 0x5, 0, 1, 0, 1, 1, 1 )
+
+#define MPP6_SYSRST_OUTn MPP( 6, 0x1, 0, 1, 1, 1, 1, 1 )
+#define MPP6_SPI_MOSI MPP( 6, 0x2, 0, 1, 1, 1, 1, 1 )
+#define MPP6_PTP_TRIG_GEN MPP( 6, 0x3, 0, 1, 1, 1, 1, 1 )
+
+#define MPP7_GPO MPP( 7, 0x0, 0, 1, 1, 1, 1, 1 )
+#define MPP7_PEX_RST_OUTn MPP( 7, 0x1, 0, 1, 1, 1, 1, 1 )
+#define MPP7_SPI_SCn MPP( 7, 0x2, 0, 1, 1, 1, 1, 1 )
+#define MPP7_PTP_TRIG_GEN MPP( 7, 0x3, 0, 1, 1, 1, 1, 1 )
+
+#define MPP8_GPIO MPP( 8, 0x0, 1, 1, 1, 1, 1, 1 )
+#define MPP8_TW_SDA MPP( 8, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP8_UART0_RTS MPP( 8, 0x2, 0, 1, 1, 1, 1, 1 )
+#define MPP8_UART1_RTS MPP( 8, 0x3, 0, 1, 1, 1, 1, 1 )
+#define MPP8_MII0_RXERR MPP( 8, 0x4, 1, 0, 0, 1, 1, 1 )
+#define MPP8_SATA1_PRESENTn MPP( 8, 0x5, 0, 1, 0, 0, 1, 1 )
+#define MPP8_PTP_CLK MPP( 8, 0xc, 1, 0, 1, 1, 1, 1 )
+#define MPP8_MII0_COL MPP( 8, 0xd, 1, 0, 1, 1, 1, 1 )
+
+#define MPP9_GPIO MPP( 9, 0x0, 1, 1, 1, 1, 1, 1 )
+#define MPP9_TW_SCK MPP( 9, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP9_UART0_CTS MPP( 9, 0x2, 1, 0, 1, 1, 1, 1 )
+#define MPP9_UART1_CTS MPP( 9, 0x3, 1, 0, 1, 1, 1, 1 )
+#define MPP9_SATA0_PRESENTn MPP( 9, 0x5, 0, 1, 0, 1, 1, 1 )
+#define MPP9_PTP_EVENT_REQ MPP( 9, 0xc, 1, 0, 1, 1, 1, 1 )
+#define MPP9_MII0_CRS MPP( 9, 0xd, 1, 0, 1, 1, 1, 1 )
+
+#define MPP10_GPO MPP( 10, 0x0, 0, 1, 1, 1, 1, 1 )
+#define MPP10_SPI_SCK MPP( 10, 0x2, 0, 1, 1, 1, 1, 1 )
+#define MPP10_UART0_TXD MPP( 10, 0X3, 0, 1, 1, 1, 1, 1 )
+#define MPP10_SATA1_ACTn MPP( 10, 0x5, 0, 1, 0, 0, 1, 1 )
+#define MPP10_PTP_TRIG_GEN MPP( 10, 0xc, 0, 1, 1, 1, 1, 1 )
+
+#define MPP11_GPIO MPP( 11, 0x0, 1, 1, 1, 1, 1, 1 )
+#define MPP11_SPI_MISO MPP( 11, 0x2, 1, 0, 1, 1, 1, 1 )
+#define MPP11_UART0_RXD MPP( 11, 0x3, 1, 0, 1, 1, 1, 1 )
+#define MPP11_PTP_EVENT_REQ MPP( 11, 0x4, 1, 0, 1, 1, 1, 1 )
+#define MPP11_PTP_TRIG_GEN MPP( 11, 0xc, 0, 1, 1, 1, 1, 1 )
+#define MPP11_PTP_CLK MPP( 11, 0xd, 1, 0, 1, 1, 1, 1 )
+#define MPP11_SATA0_ACTn MPP( 11, 0x5, 0, 1, 0, 1, 1, 1 )
+
+#define MPP12_GPO MPP( 12, 0x0, 0, 1, 1, 1, 1, 1 )
+#define MPP12_SD_CLK MPP( 12, 0x1, 0, 1, 1, 1, 1, 1 )
+
+#define MPP13_GPIO MPP( 13, 0x0, 1, 1, 1, 1, 1, 1 )
+#define MPP13_SD_CMD MPP( 13, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP13_UART1_TXD MPP( 13, 0x3, 0, 1, 1, 1, 1, 1 )
+
+#define MPP14_GPIO MPP( 14, 0x0, 1, 1, 1, 1, 1, 1 )
+#define MPP14_SD_D0 MPP( 14, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP14_UART1_RXD MPP( 14, 0x3, 1, 0, 1, 1, 1, 1 )
+#define MPP14_SATA1_PRESENTn MPP( 14, 0x4, 0, 1, 0, 0, 1, 1 )
+#define MPP14_MII0_COL MPP( 14, 0xd, 1, 0, 1, 1, 1, 1 )
+
+#define MPP15_GPIO MPP( 15, 0x0, 1, 1, 1, 1, 1, 1 )
+#define MPP15_SD_D1 MPP( 15, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP15_UART0_RTS MPP( 15, 0x2, 0, 1, 1, 1, 1, 1 )
+#define MPP15_UART1_TXD MPP( 15, 0x3, 0, 1, 1, 1, 1, 1 )
+#define MPP15_SATA0_ACTn MPP( 15, 0x4, 0, 1, 0, 1, 1, 1 )
+
+#define MPP16_GPIO MPP( 16, 0x0, 1, 1, 1, 1, 1, 1 )
+#define MPP16_SD_D2 MPP( 16, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP16_UART0_CTS MPP( 16, 0x2, 1, 0, 1, 1, 1, 1 )
+#define MPP16_UART1_RXD MPP( 16, 0x3, 1, 0, 1, 1, 1, 1 )
+#define MPP16_SATA1_ACTn MPP( 16, 0x4, 0, 1, 0, 0, 1, 1 )
+#define MPP16_MII0_CRS MPP( 16, 0xd, 1, 0, 1, 1, 1, 1 )
+
+#define MPP17_GPIO MPP( 17, 0x0, 1, 1, 1, 1, 1, 1 )
+#define MPP17_SD_D3 MPP( 17, 0x1, 1, 1, 1, 1, 1, 1 )
+#define MPP17_SATA0_PRESENTn MPP( 17, 0x4, 0, 1, 0, 1, 1, 1 )
+
+#define MPP18_GPO MPP( 18, 0x0, 0, 1, 1, 1, 1, 1 )
+#define MPP18_NF_IO0 MPP( 18, 0x1, 1, 1, 1, 1, 1, 1 )
+
+#define MPP19_GPO MPP( 19, 0x0, 0, 1, 1, 1, 1, 1 )
+#define MPP19_NF_IO1 MPP( 19, 0x1, 1, 1, 1, 1, 1, 1 )
+
+#define MPP20_GPIO MPP( 20, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP20_TSMP0 MPP( 20, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP20_TDM_CH0_TX_QL MPP( 20, 0x2, 0, 1, 0, 0, 1, 1 )
+#define MPP20_GE1_0 MPP( 20, 0x3, 0, 0, 0, 1, 1, 1 )
+#define MPP20_AUDIO_SPDIFI MPP( 20, 0x4, 1, 0, 0, 0, 1, 1 )
+#define MPP20_SATA1_ACTn MPP( 20, 0x5, 0, 1, 0, 0, 1, 1 )
+
+#define MPP21_GPIO MPP( 21, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP21_TSMP1 MPP( 21, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP21_TDM_CH0_RX_QL MPP( 21, 0x2, 0, 1, 0, 0, 1, 1 )
+#define MPP21_GE1_1 MPP( 21, 0x3, 0, 0, 0, 1, 1, 1 )
+#define MPP21_AUDIO_SPDIFO MPP( 21, 0x4, 0, 1, 0, 0, 1, 1 )
+#define MPP21_SATA0_ACTn MPP( 21, 0x5, 0, 1, 0, 1, 1, 1 )
+
+#define MPP22_GPIO MPP( 22, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP22_TSMP2 MPP( 22, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP22_TDM_CH2_TX_QL MPP( 22, 0x2, 0, 1, 0, 0, 1, 1 )
+#define MPP22_GE1_2 MPP( 22, 0x3, 0, 0, 0, 1, 1, 1 )
+#define MPP22_AUDIO_SPDIFRMKCLK MPP( 22, 0x4, 0, 1, 0, 0, 1, 1 )
+#define MPP22_SATA1_PRESENTn MPP( 22, 0x5, 0, 1, 0, 0, 1, 1 )
+
+#define MPP23_GPIO MPP( 23, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP23_TSMP3 MPP( 23, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP23_TDM_CH2_RX_QL MPP( 23, 0x2, 1, 0, 0, 0, 1, 1 )
+#define MPP23_GE1_3 MPP( 23, 0x3, 0, 0, 0, 1, 1, 1 )
+#define MPP23_AUDIO_I2SBCLK MPP( 23, 0x4, 0, 1, 0, 0, 1, 1 )
+#define MPP23_SATA0_PRESENTn MPP( 23, 0x5, 0, 1, 0, 1, 1, 1 )
+
+#define MPP24_GPIO MPP( 24, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP24_TSMP4 MPP( 24, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP24_TDM_SPI_CS0 DEV( 24, 0x2, 0, 1, 0, 0, 1, 1 )
+#define MPP24_GE1_4 MPP( 24, 0x3, 0, 0, 0, 1, 1, 1 )
+#define MPP24_AUDIO_I2SDO MPP( 24, 0x4, 0, 1, 0, 0, 1, 1 )
+
+#define MPP25_GPIO MPP( 25, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP25_TSMP5 MPP( 25, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP25_TDM_SPI_SCK MPP( 25, 0x2, 0, 1, 0, 0, 1, 1 )
+#define MPP25_GE1_5 MPP( 25, 0x3, 0, 0, 0, 1, 1, 1 )
+#define MPP25_AUDIO_I2SLRCLK MPP( 25, 0x4, 0, 1, 0, 0, 1, 1 )
+
+#define MPP26_GPIO MPP( 26, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP26_TSMP6 MPP( 26, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP26_TDM_SPI_MISO MPP( 26, 0x2, 1, 0, 0, 0, 1, 1 )
+#define MPP26_GE1_6 MPP( 26, 0x3, 0, 0, 0, 1, 1, 1 )
+#define MPP26_AUDIO_I2SMCLK MPP( 26, 0x4, 0, 1, 0, 0, 1, 1 )
+
+#define MPP27_GPIO MPP( 27, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP27_TSMP7 MPP( 27, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP27_TDM_SPI_MOSI MPP( 27, 0x2, 0, 1, 0, 0, 1, 1 )
+#define MPP27_GE1_7 MPP( 27, 0x3, 0, 0, 0, 1, 1, 1 )
+#define MPP27_AUDIO_I2SDI MPP( 27, 0x4, 1, 0, 0, 0, 1, 1 )
+
+#define MPP28_GPIO MPP( 28, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP28_TSMP8 MPP( 28, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP28_TDM_CODEC_INTn MPP( 28, 0x2, 0, 0, 0, 0, 1, 1 )
+#define MPP28_GE1_8 MPP( 28, 0x3, 0, 0, 0, 1, 1, 1 )
+#define MPP28_AUDIO_EXTCLK MPP( 28, 0x4, 1, 0, 0, 0, 1, 1 )
+
+#define MPP29_GPIO MPP( 29, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP29_TSMP9 MPP( 29, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP29_TDM_CODEC_RSTn MPP( 29, 0x2, 0, 0, 0, 0, 1, 1 )
+#define MPP29_GE1_9 MPP( 29, 0x3, 0, 0, 0, 1, 1, 1 )
+
+#define MPP30_GPIO MPP( 30, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP30_TSMP10 MPP( 30, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP30_TDM_PCLK MPP( 30, 0x2, 1, 1, 0, 0, 1, 1 )
+#define MPP30_GE1_10 MPP( 30, 0x3, 0, 0, 0, 1, 1, 1 )
+
+#define MPP31_GPIO MPP( 31, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP31_TSMP11 MPP( 31, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP31_TDM_FS MPP( 31, 0x2, 1, 1, 0, 0, 1, 1 )
+#define MPP31_GE1_11 MPP( 31, 0x3, 0, 0, 0, 1, 1, 1 )
+
+#define MPP32_GPIO MPP( 32, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP32_TSMP12 MPP( 32, 0x1, 1, 1, 0, 0, 1, 1 )
+#define MPP32_TDM_DRX MPP( 32, 0x2, 1, 0, 0, 0, 1, 1 )
+#define MPP32_GE1_12 MPP( 32, 0x3, 0, 0, 0, 1, 1, 1 )
+
+#define MPP33_GPIO MPP( 33, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP33_TDM_DTX MPP( 33, 0x2, 0, 1, 0, 0, 1, 1 )
+#define MPP33_GE1_13 MPP( 33, 0x3, 0, 0, 0, 1, 1, 1 )
+
+#define MPP34_GPIO MPP( 34, 0x0, 1, 1, 0, 1, 1, 1 )
+#define MPP34_TDM_SPI_CS1 MPP( 34, 0x2, 0, 1, 0, 0, 1, 1 )
+#define MPP34_GE1_14 MPP( 34, 0x3, 0, 0, 0, 1, 1, 1 )
+
+#define MPP35_GPIO MPP( 35, 0x0, 1, 1, 1, 1, 1, 1 )
+#define MPP35_TDM_CH0_TX_QL MPP( 35, 0x2, 0, 1, 0, 0, 1, 1 )
+#define MPP35_GE1_15 MPP( 35, 0x3, 0, 0, 0, 1, 1, 1 )
+#define MPP35_SATA0_ACTn MPP( 35, 0x5, 0, 1, 0, 1, 1, 1 )
+#define MPP35_MII0_RXERR MPP( 35, 0xc, 1, 0, 1, 1, 1, 1 )
+
+#define MPP36_GPIO MPP( 36, 0x0, 1, 1, 1, 0, 0, 1 )
+#define MPP36_TSMP0 MPP( 36, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP36_TDM_SPI_CS1 MPP( 36, 0x2, 0, 1, 0, 0, 0, 1 )
+#define MPP36_AUDIO_SPDIFI MPP( 36, 0x4, 1, 0, 1, 0, 0, 1 )
+
+#define MPP37_GPIO MPP( 37, 0x0, 1, 1, 1, 0, 0, 1 )
+#define MPP37_TSMP1 MPP( 37, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP37_TDM_CH2_TX_QL MPP( 37, 0x2, 0, 1, 0, 0, 0, 1 )
+#define MPP37_AUDIO_SPDIFO MPP( 37, 0x4, 0, 1, 1, 0, 0, 1 )
+
+#define MPP38_GPIO MPP( 38, 0x0, 1, 1, 1, 0, 0, 1 )
+#define MPP38_TSMP2 MPP( 38, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP38_TDM_CH2_RX_QL MPP( 38, 0x2, 0, 1, 0, 0, 0, 1 )
+#define MPP38_AUDIO_SPDIFRMLCLK MPP( 38, 0x4, 0, 1, 1, 0, 0, 1 )
+
+#define MPP39_GPIO MPP( 39, 0x0, 1, 1, 1, 0, 0, 1 )
+#define MPP39_TSMP3 MPP( 39, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP39_TDM_SPI_CS0 MPP( 39, 0x2, 0, 1, 0, 0, 0, 1 )
+#define MPP39_AUDIO_I2SBCLK MPP( 39, 0x4, 0, 1, 1, 0, 0, 1 )
+
+#define MPP40_GPIO MPP( 40, 0x0, 1, 1, 1, 0, 0, 1 )
+#define MPP40_TSMP4 MPP( 40, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP40_TDM_SPI_SCK MPP( 40, 0x2, 0, 1, 0, 0, 0, 1 )
+#define MPP40_AUDIO_I2SDO MPP( 40, 0x4, 0, 1, 1, 0, 0, 1 )
+
+#define MPP41_GPIO MPP( 41, 0x0, 1, 1, 1, 0, 0, 1 )
+#define MPP41_TSMP5 MPP( 41, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP41_TDM_SPI_MISO MPP( 41, 0x2, 1, 0, 0, 0, 0, 1 )
+#define MPP41_AUDIO_I2SLRC MPP( 41, 0x4, 0, 1, 1, 0, 0, 1 )
+
+#define MPP42_GPIO MPP( 42, 0x0, 1, 1, 1, 0, 0, 1 )
+#define MPP42_TSMP6 MPP( 42, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP42_TDM_SPI_MOSI MPP( 42, 0x2, 0, 1, 0, 0, 0, 1 )
+#define MPP42_AUDIO_I2SMCLK MPP( 42, 0x4, 0, 1, 1, 0, 0, 1 )
+
+#define MPP43_GPIO MPP( 43, 0x0, 1, 1, 1, 0, 0, 1 )
+#define MPP43_TSMP7 MPP( 43, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP43_TDM_CODEC_INTn MPP( 43, 0x2, 0, 0, 0, 0, 0, 1 )
+#define MPP43_AUDIO_I2SDI MPP( 43, 0x4, 1, 0, 1, 0, 0, 1 )
+
+#define MPP44_GPIO MPP( 44, 0x0, 1, 1, 1, 0, 0, 1 )
+#define MPP44_TSMP8 MPP( 44, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP44_TDM_CODEC_RSTn MPP( 44, 0x2, 0, 0, 0, 0, 0, 1 )
+#define MPP44_AUDIO_EXTCLK MPP( 44, 0x4, 1, 0, 1, 0, 0, 1 )
+
+#define MPP45_GPIO MPP( 45, 0x0, 1, 1, 0, 0, 0, 1 )
+#define MPP45_TSMP9 MPP( 45, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP45_TDM_PCLK MPP( 45, 0x2, 1, 1, 0, 0, 0, 1 )
+
+#define MPP46_GPIO MPP( 46, 0x0, 1, 1, 0, 0, 0, 1 )
+#define MPP46_TSMP10 MPP( 46, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP46_TDM_FS MPP( 46, 0x2, 1, 1, 0, 0, 0, 1 )
+
+#define MPP47_GPIO MPP( 47, 0x0, 1, 1, 0, 0, 0, 1 )
+#define MPP47_TSMP11 MPP( 47, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP47_TDM_DRX MPP( 47, 0x2, 1, 0, 0, 0, 0, 1 )
+
+#define MPP48_GPIO MPP( 48, 0x0, 1, 1, 0, 0, 0, 1 )
+#define MPP48_TSMP12 MPP( 48, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP48_TDM_DTX MPP( 48, 0x2, 0, 1, 0, 0, 0, 1 )
+
+#define MPP49_GPIO MPP( 49, 0x0, 1, 1, 0, 0, 0, 1 )
+#define MPP49_TSMP9 MPP( 49, 0x1, 1, 1, 0, 0, 0, 1 )
+#define MPP49_TDM_CH0_RX_QL MPP( 49, 0x2, 0, 1, 0, 0, 0, 1 )
+#define MPP49_PTP_CLK MPP( 49, 0x5, 1, 0, 0, 0, 0, 1 )
+
+#define MPP_MAX 49
+
+void kirkwood_mpp_conf(const u32 *mpp_list, u32 *mpp_save);
+
+#endif
diff --git a/arch/arm/mach-kirkwood/include/mach/soc.h b/arch/arm/mach-kirkwood/include/mach/soc.h
new file mode 100644
index 0000000000..58ed71b186
--- /dev/null
+++ b/arch/arm/mach-kirkwood/include/mach/soc.h
@@ -0,0 +1,74 @@
+/*
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * Header file for the Marvell's Feroceon CPU core.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _ASM_ARCH_KIRKWOOD_H
+#define _ASM_ARCH_KIRKWOOD_H
+
+#if defined (CONFIG_FEROCEON_88FR131) || defined (CONFIG_SHEEVA_88SV131)
+
+/* SOC specific definations */
+#define INTREG_BASE 0xd0000000
+#define KW_REGISTER(x) (KW_REGS_PHY_BASE + x)
+#define KW_OFFSET_REG (INTREG_BASE + 0x20080)
+
+/* undocumented registers */
+#define KW_REG_UNDOC_0x1470 (KW_REGISTER(0x1470))
+#define KW_REG_UNDOC_0x1478 (KW_REGISTER(0x1478))
+
+#define MVEBU_SDRAM_BASE (KW_REGISTER(0x1500))
+#define KW_TWSI_BASE (KW_REGISTER(0x11000))
+#define KW_UART0_BASE (KW_REGISTER(0x12000))
+#define KW_UART1_BASE (KW_REGISTER(0x12100))
+#define KW_MPP_BASE (KW_REGISTER(0x10000))
+#define MVEBU_GPIO0_BASE (KW_REGISTER(0x10100))
+#define MVEBU_GPIO1_BASE (KW_REGISTER(0x10140))
+#define KW_RTC_BASE (KW_REGISTER(0x10300))
+#define KW_NANDF_BASE (KW_REGISTER(0x10418))
+#define MVEBU_SPI_BASE (KW_REGISTER(0x10600))
+#define KW_CPU_WIN_BASE (KW_REGISTER(0x20000))
+#define KW_CPU_REG_BASE (KW_REGISTER(0x20100))
+#define MVEBU_TIMER_BASE (KW_REGISTER(0x20300))
+#define KW_REG_PCIE_BASE (KW_REGISTER(0x40000))
+#define KW_USB20_BASE (KW_REGISTER(0x50000))
+#define KW_EGIGA0_BASE (KW_REGISTER(0x72000))
+#define KW_EGIGA1_BASE (KW_REGISTER(0x76000))
+#define KW_SATA_BASE (KW_REGISTER(0x80000))
+#define KW_SDIO_BASE (KW_REGISTER(0x90000))
+
+/* Kirkwood Sata controller has two ports */
+#define KW_SATA_PORT0_OFFSET 0x2000
+#define KW_SATA_PORT1_OFFSET 0x4000
+
+/* Kirkwood GbE controller has two ports */
+#define MAX_MVGBE_DEVS 2
+#define MVGBE0_BASE KW_EGIGA0_BASE
+#define MVGBE1_BASE KW_EGIGA1_BASE
+
+/* Kirkwood USB Host controller */
+#define MVUSB0_BASE KW_USB20_BASE
+#define MVUSB0_CPU_ATTR_DRAM_CS0 KWCPU_ATTR_DRAM_CS0
+#define MVUSB0_CPU_ATTR_DRAM_CS1 KWCPU_ATTR_DRAM_CS1
+#define MVUSB0_CPU_ATTR_DRAM_CS2 KWCPU_ATTR_DRAM_CS2
+#define MVUSB0_CPU_ATTR_DRAM_CS3 KWCPU_ATTR_DRAM_CS3
+
+/* Kirkwood CPU memory windows */
+#define MVCPU_WIN_CTRL_DATA KWCPU_WIN_CTRL_DATA
+#define MVCPU_WIN_ENABLE KWCPU_WIN_ENABLE
+#define MVCPU_WIN_DISABLE KWCPU_WIN_DISABLE
+
+#if defined (CONFIG_KW88F6281)
+#include <asm/arch/kw88f6281.h>
+#elif defined (CONFIG_KW88F6192)
+#include <asm/arch/kw88f6192.h>
+#else
+#error "SOC Name not defined"
+#endif /* CONFIG_KW88F6281 */
+#endif /* CONFIG_FEROCEON_88FR131 */
+#endif /* _ASM_ARCH_KIRKWOOD_H */
diff --git a/arch/arm/mach-kirkwood/mpp.c b/arch/arm/mach-kirkwood/mpp.c
new file mode 100644
index 0000000000..7222504ed3
--- /dev/null
+++ b/arch/arm/mach-kirkwood/mpp.c
@@ -0,0 +1,90 @@
+/*
+ * arch/arm/mach-kirkwood/mpp.c
+ *
+ * MPP functions for Marvell Kirkwood SoCs
+ * Referenced from Linux kernel source
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/soc.h>
+#include <asm/arch/mpp.h>
+
+static u32 kirkwood_variant(void)
+{
+ switch (readl(KW_REG_DEVICE_ID) & 0x03) {
+ case 1:
+ return MPP_F6192_MASK;
+ case 2:
+ return MPP_F6281_MASK;
+ default:
+ debug("MPP setup: unknown kirkwood variant\n");
+ return 0;
+ }
+}
+
+#define MPP_CTRL(i) (KW_MPP_BASE + (i* 4))
+#define MPP_NR_REGS (1 + MPP_MAX/8)
+
+void kirkwood_mpp_conf(const u32 *mpp_list, u32 *mpp_save)
+{
+ u32 mpp_ctrl[MPP_NR_REGS];
+ unsigned int variant_mask;
+ int i;
+
+ variant_mask = kirkwood_variant();
+ if (!variant_mask)
+ return;
+
+ debug( "initial MPP regs:");
+ for (i = 0; i < MPP_NR_REGS; i++) {
+ mpp_ctrl[i] = readl(MPP_CTRL(i));
+ debug(" %08x", mpp_ctrl[i]);
+ }
+ debug("\n");
+
+
+ while (*mpp_list) {
+ unsigned int num = MPP_NUM(*mpp_list);
+ unsigned int sel = MPP_SEL(*mpp_list);
+ unsigned int sel_save;
+ int shift;
+
+ if (num > MPP_MAX) {
+ debug("kirkwood_mpp_conf: invalid MPP "
+ "number (%u)\n", num);
+ continue;
+ }
+ if (!(*mpp_list & variant_mask)) {
+ debug("kirkwood_mpp_conf: requested MPP%u config "
+ "unavailable on this hardware\n", num);
+ continue;
+ }
+
+ shift = (num & 7) << 2;
+
+ if (mpp_save) {
+ sel_save = (mpp_ctrl[num / 8] >> shift) & 0xf;
+ *mpp_save = num | (sel_save << 8) | variant_mask;
+ mpp_save++;
+ }
+
+ mpp_ctrl[num / 8] &= ~(0xf << shift);
+ mpp_ctrl[num / 8] |= sel << shift;
+
+ mpp_list++;
+ }
+
+ debug(" final MPP regs:");
+ for (i = 0; i < MPP_NR_REGS; i++) {
+ writel(mpp_ctrl[i], MPP_CTRL(i));
+ debug(" %08x", mpp_ctrl[i]);
+ }
+ debug("\n");
+
+}
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