arm926ejs: add NXP LPC32x0 cpu series support

This change adds initial support for NXP LPC32x0 SoC series.

Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
Acked-by: Marek Vasut <marek.vasut@gmail.com>

8 files changed, 606 insertions, 0 deletions

diff --git a/arch/arm/include/asm/arch-lpc32xx/clk.h b/arch/arm/include/asm/arch-lpc32xx/clk.h
new file mode 100644
index 0000000000..c1dad0a444
--- /dev/null
+++ b/arch/arm/include/asm/arch-lpc32xx/clk.h
@@ -0,0 +1,170 @@
+/*
+ * Copyright (C) 2011 by Vladimir Zapolskiy <vz@mleia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA  02110-1301, USA.
+ */
+
+#ifndef _LPC32XX_CLK_H
+#define _LPC32XX_CLK_H
+
+#include <asm/types.h>
+
+#define OSC_CLK_FREQUENCY	13000000
+#define RTC_CLK_FREQUENCY	32768
+
+/* Clocking and Power Control Registers */
+struct clk_pm_regs {
+	u32 reserved0[5];
+	u32 boot_map;		/* Boot Map Control Register		*/
+	u32 p0_intr_er;		/* Port 0/1 Start and Interrupt Enable	*/
+	u32 usbdiv_ctrl;	/* USB Clock Pre-Divide Register	*/
+	/* Internal Start Signal Sources Registers	*/
+	u32 start_er_int;	/* Start Enable Register		*/
+	u32 start_rsr_int;	/* Start Raw Status Register		*/
+	u32 start_sr_int;	/* Start Status Register		*/
+	u32 start_apr_int;	/* Start Activation Polarity Register	*/
+	/* Device Pin Start Signal Sources Registers	*/
+	u32 start_er_pin;	/* Start Enable Register		*/
+	u32 start_rsr_pin;	/* Start Raw Status Register		*/
+	u32 start_sr_pin;	/* Start Status Register		*/
+	u32 start_apr_pin;	/* Start Activation Polarity Register	*/
+	/* Clock Control Registers			*/
+	u32 hclkdiv_ctrl;	/* HCLK Divider Control Register	*/
+	u32 pwr_ctrl;		/* Power Control Register		*/
+	u32 pll397_ctrl;	/* PLL397 Control Register		*/
+	u32 osc_ctrl;		/* Main Oscillator Control Register	*/
+	u32 sysclk_ctrl;	/* SYSCLK Control Register		*/
+	u32 lcdclk_ctrl;	/* LCD Clock Control Register		*/
+	u32 hclkpll_ctrl;	/* HCLK PLL Control Register		*/
+	u32 reserved1;
+	u32 adclk_ctrl1;	/* ADC Clock Control1 Register		*/
+	u32 usb_ctrl;		/* USB Control Register			*/
+	u32 sdramclk_ctrl;	/* SDRAM Clock Control Register		*/
+	u32 ddr_lap_nom;	/* DDR Calibration Nominal Value	*/
+	u32 ddr_lap_count;	/* DDR Calibration Measured Value	*/
+	u32 ddr_cal_delay;	/* DDR Calibration Delay Value		*/
+	u32 ssp_ctrl;		/* SSP Control Register			*/
+	u32 i2s_ctrl;		/* I2S Clock Control Register		*/
+	u32 ms_ctrl;		/* Memory Card Control Register		*/
+	u32 reserved2[3];
+	u32 macclk_ctrl;	/* Ethernet MAC Clock Control Register	*/
+	u32 reserved3[4];
+	u32 test_clk;		/* Test Clock Selection Register	*/
+	u32 sw_int;		/* Software Interrupt Register		*/
+	u32 i2cclk_ctrl;	/* I2C Clock Control Register		*/
+	u32 keyclk_ctrl;	/* Keyboard Scan Clock Control Register	*/
+	u32 adclk_ctrl;		/* ADC Clock Control Register		*/
+	u32 pwmclk_ctrl;	/* PWM Clock Control Register		*/
+	u32 timclk_ctrl;	/* Watchdog and Highspeed Timer Control */
+	u32 timclk_ctrl1;	/* Motor and Timer Clock Control	*/
+	u32 spi_ctrl;		/* SPI Control Register			*/
+	u32 flashclk_ctrl;	/* NAND Flash Clock Control Register	*/
+	u32 reserved4;
+	u32 u3clk;		/* UART 3 Clock Control Register	*/
+	u32 u4clk;		/* UART 4 Clock Control Register	*/
+	u32 u5clk;		/* UART 5 Clock Control Register	*/
+	u32 u6clk;		/* UART 6 Clock Control Register	*/
+	u32 irdaclk;		/* IrDA Clock Control Register		*/
+	u32 uartclk_ctrl;	/* UART Clock Control Register		*/
+	u32 dmaclk_ctrl;	/* DMA Clock Control Register		*/
+	u32 autoclk_ctrl;	/* Autoclock Control Register		*/
+};
+
+/* HCLK Divider Control Register bits */
+#define CLK_HCLK_DDRAM_HALF		(0x2 << 7)
+#define CLK_HCLK_DDRAM_NOMINAL		(0x1 << 7)
+#define CLK_HCLK_DDRAM_STOPPED		(0x0 << 7)
+#define CLK_HCLK_PERIPH_DIV_MASK	(0x1F << 2)
+#define CLK_HCLK_PERIPH_DIV(n)		((((n) - 1) & 0x1F) << 2)
+#define CLK_HCLK_ARM_PLL_DIV_MASK	(0x3 << 0)
+#define CLK_HCLK_ARM_PLL_DIV_4		(0x2 << 0)
+#define CLK_HCLK_ARM_PLL_DIV_2		(0x1 << 0)
+#define CLK_HCLK_ARM_PLL_DIV_1		(0x0 << 0)
+
+/* Power Control Register bits */
+#define CLK_PWR_HCLK_RUN_PERIPH		(1 << 10)
+#define CLK_PWR_EMC_SREFREQ		(1 << 9)
+#define CLK_PWR_EMC_SREFREQ_UPDATE	(1 << 8)
+#define CLK_PWR_SDRAM_SREFREQ		(1 << 7)
+#define CLK_PWR_HIGHCORE_LEVEL		(1 << 5)
+#define CLK_PWR_SYSCLKEN_LEVEL		(1 << 4)
+#define CLK_PWR_SYSCLKEN_CTRL		(1 << 3)
+#define CLK_PWR_NORMAL_RUN		(1 << 2)
+#define CLK_PWR_HIGHCORE_CTRL		(1 << 1)
+#define CLK_PWR_STOP_MODE		(1 << 0)
+
+/* SYSCLK Control Register bits */
+#define CLK_SYSCLK_PLL397		(1 << 1)
+#define CLK_SYSCLK_MUX			(1 << 0)
+
+/* HCLK PLL Control Register bits */
+#define CLK_HCLK_PLL_OPERATING		(1 << 16)
+#define CLK_HCLK_PLL_BYPASS		(1 << 15)
+#define CLK_HCLK_PLL_DIRECT		(1 << 14)
+#define CLK_HCLK_PLL_FEEDBACK		(1 << 13)
+#define CLK_HCLK_PLL_POSTDIV_MASK	(0x3 << 11)
+#define CLK_HCLK_PLL_POSTDIV_16		(0x3 << 11)
+#define CLK_HCLK_PLL_POSTDIV_8		(0x2 << 11)
+#define CLK_HCLK_PLL_POSTDIV_4		(0x1 << 11)
+#define CLK_HCLK_PLL_POSTDIV_2		(0x0 << 11)
+#define CLK_HCLK_PLL_PREDIV_MASK	(0x3 << 9)
+#define CLK_HCLK_PLL_PREDIV_4		(0x3 << 9)
+#define CLK_HCLK_PLL_PREDIV_3		(0x2 << 9)
+#define CLK_HCLK_PLL_PREDIV_2		(0x1 << 9)
+#define CLK_HCLK_PLL_PREDIV_1		(0x0 << 9)
+#define CLK_HCLK_PLL_FEEDBACK_DIV_MASK	(0xFF << 1)
+#define CLK_HCLK_PLL_FEEDBACK_DIV(n)	((((n) - 1) & 0xFF) << 1)
+#define CLK_HCLK_PLL_LOCKED		(1 << 0)
+
+/* Ethernet MAC Clock Control Register bits	*/
+#define CLK_MAC_RMII			(0x3 << 3)
+#define CLK_MAC_MII			(0x1 << 3)
+#define CLK_MAC_MASTER			(1 << 2)
+#define CLK_MAC_SLAVE			(1 << 1)
+#define CLK_MAC_REG			(1 << 0)
+
+/* Timer Clock Control1 Register bits */
+#define CLK_TIMCLK_MOTOR		(1 << 6)
+#define CLK_TIMCLK_TIMER3		(1 << 5)
+#define CLK_TIMCLK_TIMER2		(1 << 4)
+#define CLK_TIMCLK_TIMER1		(1 << 3)
+#define CLK_TIMCLK_TIMER0		(1 << 2)
+#define CLK_TIMCLK_TIMER5		(1 << 1)
+#define CLK_TIMCLK_TIMER4		(1 << 0)
+
+/* Timer Clock Control Register bits */
+#define CLK_TIMCLK_HSTIMER		(1 << 1)
+#define CLK_TIMCLK_WATCHDOG		(1 << 0)
+
+/* UART Clock Control Register bits */
+#define CLK_UART(n)			(1 << ((n) - 3))
+
+/* UARTn Clock Select Registers bits */
+#define CLK_UART_HCLK			(1 << 16)
+#define CLK_UART_X_DIV(n)		(((n) & 0xFF) << 8)
+#define CLK_UART_Y_DIV(n)		(((n) & 0xFF) << 0)
+
+/* DMA Clock Control Register bits */
+#define CLK_DMA_ENABLE			(1 << 0)
+
+unsigned int get_sys_clk_rate(void);
+unsigned int get_hclk_pll_rate(void);
+unsigned int get_hclk_clk_div(void);
+unsigned int get_hclk_clk_rate(void);
+unsigned int get_periph_clk_div(void);
+unsigned int get_periph_clk_rate(void);
+
+#endif /* _LPC32XX_CLK_H */
diff --git a/arch/arm/include/asm/arch-lpc32xx/config.h b/arch/arm/include/asm/arch-lpc32xx/config.h
new file mode 100644
index 0000000000..41fcd323be
--- /dev/null
+++ b/arch/arm/include/asm/arch-lpc32xx/config.h
@@ -0,0 +1,76 @@
+/*
+ * Common definitions for LPC32XX board configurations
+ *
+ * Copyright (C) 2011 Vladimir Zapolskiy <vz@mleia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA  02110-1301, USA.
+ */
+
+#ifndef _LPC32XX_CONFIG_H
+#define _LPC32XX_CONFIG_H
+
+/* Basic CPU architecture */
+#define CONFIG_ARM926EJS
+#define CONFIG_ARCH_CPU_INIT
+
+#define CONFIG_NR_DRAM_BANKS_MAX	2
+
+/* 1KHz clock tick */
+#define CONFIG_SYS_HZ			1000
+
+/* UART configuration */
+#if (CONFIG_SYS_LPC32XX_UART >= 3) && (CONFIG_SYS_LPC32XX_UART <= 6)
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_CONS_INDEX		(CONFIG_SYS_LPC32XX_UART - 2)
+#elif	(CONFIG_SYS_LPC32XX_UART == 1) || (CONFIG_SYS_LPC32XX_UART == 2) || \
+	(CONFIG_SYS_LPC32XX_UART == 7)
+#define CONFIG_LPC32XX_HSUART
+#else
+#error "define CONFIG_SYS_LPC32XX_UART in the range from 1 to 7"
+#endif
+
+#if defined(CONFIG_SYS_NS16550_SERIAL)
+#define CONFIG_SYS_NS16550
+
+#define CONFIG_SYS_NS16550_REG_SIZE	-4
+#define CONFIG_SYS_NS16550_CLK		get_serial_clock()
+
+#define CONFIG_SYS_NS16550_COM1		UART3_BASE
+#define CONFIG_SYS_NS16550_COM2		UART4_BASE
+#define CONFIG_SYS_NS16550_COM3		UART5_BASE
+#define CONFIG_SYS_NS16550_COM4		UART6_BASE
+#endif
+
+#if defined(CONFIG_LPC32XX_HSUART)
+#if	CONFIG_SYS_LPC32XX_UART == 1
+#define HS_UART_BASE			HS_UART1_BASE
+#elif	CONFIG_SYS_LPC32XX_UART == 2
+#define HS_UART_BASE			HS_UART2_BASE
+#else	/* CONFIG_SYS_LPC32XX_UART == 7 */
+#define HS_UART_BASE			HS_UART7_BASE
+#endif
+#endif
+
+#define CONFIG_SYS_BAUDRATE_TABLE	\
+		{ 9600, 19200, 38400, 57600, 115200, 230400, 460800 }
+
+/* NOR Flash */
+#if defined(CONFIG_SYS_FLASH_CFI)
+#define CONFIG_FLASH_CFI_DRIVER
+#define CONFIG_SYS_FLASH_PROTECTION
+#endif
+
+#endif /* _LPC32XX_CONFIG_H */
diff --git a/arch/arm/include/asm/arch-lpc32xx/cpu.h b/arch/arm/include/asm/arch-lpc32xx/cpu.h
new file mode 100644
index 0000000000..c5343c36e5
--- /dev/null
+++ b/arch/arm/include/asm/arch-lpc32xx/cpu.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2011 by Vladimir Zapolskiy <vz@mleia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA  02110-1301, USA.
+ */
+
+#ifndef _LPC32XX_CPU_H
+#define _LPC32XX_CPU_H
+
+/* LPC32XX Memory map */
+
+/* AHB physical base addresses */
+#define SLC_NAND_BASE	0x20020000	/* SLC NAND Flash registers base    */
+#define SSP0_BASE	0x20084000	/* SSP0 registers base              */
+#define SD_CARD_BASE	0x20098000	/* SD card interface registers base */
+#define MLC_NAND_BASE	0x200A8000	/* MLC NAND Flash registers base    */
+#define DMA_BASE	0x31000000	/* DMA controller registers base    */
+#define USB_BASE	0x31020000	/* USB registers base               */
+#define LCD_BASE	0x31040000	/* LCD registers base               */
+#define ETHERNET_BASE	0x31060000	/* Ethernet registers base          */
+#define EMC_BASE	0x31080000	/* EMC configuration registers base */
+
+/* FAB peripherals base addresses */
+#define CLK_PM_BASE	0x40004000	/* System control registers base    */
+#define HS_UART1_BASE	0x40014000	/* High speed UART 1 registers base */
+#define HS_UART2_BASE	0x40018000	/* High speed UART 2 registers base */
+#define HS_UART7_BASE	0x4001C000	/* High speed UART 7 registers base */
+#define RTC_BASE	0x40024000	/* RTC registers base               */
+#define GPIO_BASE	0x40028000	/* GPIO registers base              */
+#define WDT_BASE	0x4003C000	/* Watchdog timer registers base    */
+#define TIMER0_BASE	0x40044000	/* Timer0 registers base            */
+#define TIMER1_BASE	0x4004C000	/* Timer1 registers base            */
+#define UART_CTRL_BASE	0x40054000	/* UART control regsisters base     */
+
+/* APB peripherals base addresses */
+#define UART3_BASE	0x40080000	/* UART 3 registers base            */
+#define UART4_BASE	0x40088000	/* UART 4 registers base            */
+#define UART5_BASE	0x40090000	/* UART 5 registers base            */
+#define UART6_BASE	0x40098000	/* UART 6 registers base            */
+
+/* External SDRAM Memory Bank base addresses */
+#define EMC_DYCS0_BASE	0x80000000	/* SDRAM DYCS0 base address         */
+#define EMC_DYCS1_BASE	0xA0000000	/* SDRAM DYCS1 base address         */
+
+/* External Static Memory Bank base addresses */
+#define EMC_CS0_BASE	0xE0000000
+#define EMC_CS1_BASE	0xE1000000
+#define EMC_CS2_BASE	0xE2000000
+#define EMC_CS3_BASE	0xE3000000
+
+#endif /* _LPC32XX_CPU_H */
diff --git a/arch/arm/include/asm/arch-lpc32xx/emc.h b/arch/arm/include/asm/arch-lpc32xx/emc.h
new file mode 100644
index 0000000000..feb03bd069
--- /dev/null
+++ b/arch/arm/include/asm/arch-lpc32xx/emc.h
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2011 by Vladimir Zapolskiy <vz@mleia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA  02110-1301, USA.
+ */
+
+#ifndef _LPC32XX_EMC_H
+#define _LPC32XX_EMC_H
+
+#include <asm/types.h>
+
+/* EMC Registers */
+struct emc_regs {
+	u32 ctrl;		/* Controls operation of the EMC             */
+	u32 status;		/* Provides EMC status information           */
+	u32 config;		/* Configures operation of the EMC           */
+	u32 reserved0[5];
+	u32 control;		/* Controls dyn memory operation             */
+	u32 refresh;		/* Configures dyn memory refresh operation   */
+	u32 read_config;	/* Configures the dyn memory read strategy   */
+	u32 reserved1;
+	u32 t_rp;		/* Precharge command period                  */
+	u32 t_ras;		/* Active to precharge command period        */
+	u32 t_srex;		/* Self-refresh exit time                    */
+	u32 reserved2[2];
+	u32 t_wr;		/* Write recovery time                       */
+	u32 t_rc;		/* Active to active command period           */
+	u32 t_rfc;		/* Auto-refresh period                       */
+	u32 t_xsr;		/* Exit self-refresh to active command time  */
+	u32 t_rrd;		/* Active bank A to active bank B latency    */
+	u32 t_mrd;		/* Load mode register to active command time */
+	u32 t_cdlr;		/* Last data in to read command time         */
+	u32 reserved3[8];
+	u32 extended_wait;	/* time for static memory rd/wr transfers    */
+	u32 reserved4[31];
+	u32 config0;		/* Configuration information for the SDRAM   */
+	u32 rascas0;		/* RAS and CAS latencies for the SDRAM       */
+	u32 reserved5[6];
+	u32 config1;		/* Configuration information for the SDRAM   */
+	u32 rascas1;		/* RAS and CAS latencies for the SDRAM       */
+	u32 reserved6[54];
+	struct emc_stat_t {
+		u32 config;	/* Static memory configuration               */
+		u32 waitwen;	/* Delay from chip select to write enable    */
+		u32 waitoen;	/* Delay to output enable                    */
+		u32 waitrd;	/* Delay to a read access                    */
+		u32 waitpage;	/* Delay for async page mode read            */
+		u32 waitwr;	/* Delay to a write access                   */
+		u32 waitturn;	/* Number of bus turnaround cycles           */
+		u32 reserved;
+	} stat[4];
+	u32 reserved7[96];
+	struct emc_ahb_t {
+		u32 control;	/* Control register for AHB                  */
+		u32 status;	/* Status register for AHB                   */
+		u32 timeout;	/* Timeout register for AHB                  */
+		u32 reserved[5];
+	} ahb[5];
+};
+
+/* Static Memory Configuration Register bits */
+#define EMC_STAT_CONFIG_WP		(1 << 20)
+#define EMC_STAT_CONFIG_EW		(1 << 8)
+#define EMC_STAT_CONFIG_PB		(1 << 7)
+#define EMC_STAT_CONFIG_PC		(1 << 6)
+#define EMC_STAT_CONFIG_PM		(1 << 3)
+#define EMC_STAT_CONFIG_32BIT		(2 << 0)
+#define EMC_STAT_CONFIG_16BIT		(1 << 0)
+#define EMC_STAT_CONFIG_8BIT		(0 << 0)
+
+/* Static Memory Delay Registers */
+#define EMC_STAT_WAITWEN(n)		(((n) - 1) & 0x0F)
+#define EMC_STAT_WAITOEN(n)		(((n) - 1) & 0x0F)
+#define EMC_STAT_WAITRD(n)		(((n) - 1) & 0x1F)
+#define EMC_STAT_WAITPAGE(n)		(((n) - 1) & 0x1F)
+#define EMC_STAT_WAITWR(n)		(((n) - 2) & 0x1F)
+#define EMC_STAT_WAITTURN(n)		(((n) - 1) & 0x0F)
+
+#endif /* _LPC32XX_EMC_H */
diff --git a/arch/arm/include/asm/arch-lpc32xx/sys_proto.h b/arch/arm/include/asm/arch-lpc32xx/sys_proto.h
new file mode 100644
index 0000000000..b2cbfcd66d
--- /dev/null
+++ b/arch/arm/include/asm/arch-lpc32xx/sys_proto.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2011 Vladimir Zapolskiy <vz@mleia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA  02110-1301, USA.
+ */
+
+#ifndef _LPC32XX_SYS_PROTO_H
+#define _LPC32XX_SYS_PROTO_H
+
+void lpc32xx_uart_init(unsigned int uart_id);
+
+#endif /* _LPC32XX_SYS_PROTO_H */
diff --git a/arch/arm/include/asm/arch-lpc32xx/timer.h b/arch/arm/include/asm/arch-lpc32xx/timer.h
new file mode 100644
index 0000000000..7d637637ef
--- /dev/null
+++ b/arch/arm/include/asm/arch-lpc32xx/timer.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2011 by Vladimir Zapolskiy <vz@mleia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA  02110-1301, USA.
+ */
+
+#ifndef _LPC32XX_TIMER_H
+#define _LPC32XX_TIMER_H
+
+#include <asm/types.h>
+
+/* Timer/Counter Registers */
+struct timer_regs {
+	u32 ir;			/* Interrupt Register		*/
+	u32 tcr;		/* Timer Control Register	*/
+	u32 tc;			/* Timer Counter		*/
+	u32 pr;			/* Prescale Register		*/
+	u32 pc;			/* Prescale Counter		*/
+	u32 mcr;		/* Match Control Register	*/
+	u32 mr[4];		/* Match Registers		*/
+	u32 ccr;		/* Capture Control Register	*/
+	u32 cr[4];		/* Capture Registers		*/
+	u32 emr;		/* External Match Register	*/
+	u32 reserved[12];
+	u32 ctcr;		/* Count Control Register	*/
+};
+
+/* Timer/Counter Interrupt Register bits */
+#define TIMER_IR_CR(n)			(1 << ((n) + 4))
+#define TIMER_IR_MR(n)			(1 << (n))
+
+/* Timer/Counter Timer Control Register bits */
+#define TIMER_TCR_COUNTER_RESET		(1 << 1)
+#define TIMER_TCR_COUNTER_ENABLE	(1 << 0)
+#define TIMER_TCR_COUNTER_DISABLE	(0 << 0)
+
+/* Timer/Counter Match Control Register bits */
+#define TIMER_MCR_STOP(n)		(1 << (3 * (n) + 2))
+#define TIMER_MCR_RESET(n)		(1 << (3 * (n) + 1))
+#define TIMER_MCR_INTERRUPT(n)		(1 << (3 * (n)))
+
+/* Timer/Counter Capture Control Register bits */
+#define TIMER_CCR_INTERRUPT(n)		(1 << (3 * (n) + 2))
+#define TIMER_CCR_FALLING_EDGE(n)	(1 << (3 * (n) + 1))
+#define TIMER_CCR_RISING_EDGE(n)	(1 << (3 * (n)))
+
+/* Timer/Counter External Match Register bits */
+#define TIMER_EMR_EMC_TOGGLE(n)		(0x3 << (2 * (n) + 4))
+#define TIMER_EMR_EMC_SET(n)		(0x2 << (2 * (n) + 4))
+#define TIMER_EMR_EMC_CLEAR(n)		(0x1 << (2 * (n) + 4))
+#define TIMER_EMR_EMC_NOTHING(n)	(0x0 << (2 * (n) + 4))
+#define TIMER_EMR_EM(n)			(1 << (n))
+
+/* Timer/Counter Count Control Register bits */
+#define TIMER_CTCR_INPUT(n)		((n) << 2)
+#define TIMER_CTCR_MODE_COUNTER_BOTH	(0x3 << 0)
+#define TIMER_CTCR_MODE_COUNTER_FALLING	(0x2 << 0)
+#define TIMER_CTCR_MODE_COUNTER_RISING	(0x1 << 0)
+#define TIMER_CTCR_MODE_TIMER		(0x0 << 0)
+
+#endif /* _LPC32XX_TIMER_H */
diff --git a/arch/arm/include/asm/arch-lpc32xx/uart.h b/arch/arm/include/asm/arch-lpc32xx/uart.h
new file mode 100644
index 0000000000..b613df830c
--- /dev/null
+++ b/arch/arm/include/asm/arch-lpc32xx/uart.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2011 by Vladimir Zapolskiy <vz@mleia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA  02110-1301, USA.
+ */
+
+#ifndef _LPC32XX_UART_H
+#define _LPC32XX_UART_H
+
+#include <asm/types.h>
+
+/* UART Control Registers */
+struct uart_ctrl_regs {
+	u32 ctrl;		/* Control Register		*/
+	u32 clkmode;		/* Clock Mode Register		*/
+	u32 loop;		/* Loopback Control Register	*/
+};
+
+/* UART Control Register bits */
+#define UART_CTRL_UART3_MD_CTRL		(1 << 11)
+#define UART_CTRL_HDPX_INV		(1 << 10)
+#define UART_CTRL_HDPX_EN		(1 << 9)
+#define UART_CTRL_UART6_IRDA		(1 << 5)
+#define UART_CTRL_IR_TX6_INV		(1 << 4)
+#define UART_CTRL_IR_RX6_INV		(1 << 3)
+#define UART_CTRL_IR_RX_LENGTH		(1 << 2)
+#define UART_CTRL_IR_TX_LENGTH		(1 << 1)
+#define UART_CTRL_UART5_USB_MODE	(1 << 0)
+
+/* UART Clock Mode Register bits */
+#define UART_CLKMODE_STATX(n)		(1 << ((n) + 16))
+#define UART_CLKMODE_STAT		(1 << 14)
+#define UART_CLKMODE_MASK(n)		(0x3 << (2 * (n) - 2))
+#define UART_CLKMODE_AUTO(n)		(0x2 << (2 * (n) - 2))
+#define UART_CLKMODE_ON(n)		(0x1 << (2 * (n) - 2))
+#define UART_CLKMODE_OFF(n)		(0x0 << (2 * (n) - 2))
+
+/* UART Loopback Control Register bits */
+#define UART_LOOPBACK(n)		(1 << ((n) - 1))
+
+#endif /* _LPC32XX_UART_H */
diff --git a/arch/arm/include/asm/arch-lpc32xx/wdt.h b/arch/arm/include/asm/arch-lpc32xx/wdt.h
new file mode 100644
index 0000000000..133f29fc4b
--- /dev/null
+++ b/arch/arm/include/asm/arch-lpc32xx/wdt.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2011 by Vladimir Zapolskiy <vz@mleia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA  02110-1301, USA.
+ */
+
+#ifndef _LPC32XX_WDT_H
+#define _LPC32XX_WDT_H
+
+#include <asm/types.h>
+
+/* Watchdog Timer Registers */
+struct wdt_regs {
+	u32 isr;		/* Interrupt Status Register		*/
+	u32 ctrl;		/* Control Register			*/
+	u32 counter;		/* Counter Value Register		*/
+	u32 mctrl;		/* Match Control Register		*/
+	u32 match0;		/* Match 0 Register			*/
+	u32 emr;		/* External Match Control Register	*/
+	u32 pulse;		/* Reset Pulse Length Register		*/
+	u32 res;		/* Reset Source Register		*/
+};
+
+/* Watchdog Timer Control Register bits */
+#define WDTIM_CTRL_PAUSE_EN		(1 << 2)
+#define WDTIM_CTRL_RESET_COUNT		(1 << 1)
+#define WDTIM_CTRL_COUNT_ENAB		(1 << 0)
+
+/* Watchdog Timer Match Control Register bits */
+#define WDTIM_MCTRL_RESFRC2		(1 << 6)
+#define WDTIM_MCTRL_RESFRC1		(1 << 5)
+#define WDTIM_MCTRL_M_RES2		(1 << 4)
+#define WDTIM_MCTRL_M_RES1		(1 << 3)
+#define WDTIM_MCTRL_STOP_COUNT0		(1 << 2)
+#define WDTIM_MCTRL_RESET_COUNT0	(1 << 1)
+#define WDTIM_MCTRL_MR0_INT		(1 << 0)
+
+#endif /* _LPC32XX_WDT_H */