ARM: 6012/1: ST SPEAr: Added basic header files for SPEAr platform

/*

 * arch/arm/plat-spear/include/plat/debug-macro.S

 *

 * Debugging macro include header for spear platform

 *

 * Copyright (C) 2009 ST Microelectronics

 * Viresh Kumar<viresh.kumar@st.com>

 *

 * 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 <linux/amba/serial.h>

#include <mach/spear.h>

		.macro	addruart, rx

		mrc	p15, 0, \rx, c1, c0

		tst	\rx, #1					@ MMU enabled?

		moveq	\rx, =SPEAR_DBG_UART_BASE		@ Physical base

		movne	\rx, =VA_SPEAR_DBG_UART_BASE		@ Virtual base

		.endm

		.macro	senduart, rd, rx

		strb	\rd, [\rx, #UART01x_DR]			@ ASC_TX_BUFFER

		.endm

		.macro	waituart, rd, rx

1001:		ldr	\rd, [\rx, #UART01x_FR]			@ FLAG REGISTER

		tst	\rd, #UART01x_FR_TXFF			@ TX_FULL

		bne	1001b

		.endm

		.macro	busyuart, rd, rx

1002:		ldr	\rd, [\rx, #UART01x_FR]			@ FLAG REGISTER

		tst	\rd, #UART011_FR_TXFE			@ TX_EMPTY

		beq	1002b

		.endm

/*

 * arch/arm/plat-spear/include/plat/gpio.h

 *

 * GPIO macros for SPEAr platform

 *

 * Copyright (C) 2009 ST Microelectronics

 * Viresh Kumar<viresh.kumar@st.com>

 *

 * 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.

 */

#ifndef __PLAT_GPIO_H

#define __PLAT_GPIO_H

#include <asm-generic/gpio.h>

#define gpio_get_value	__gpio_get_value

#define gpio_set_value	__gpio_set_value

#define gpio_cansleep	__gpio_cansleep

#define gpio_to_irq	__gpio_to_irq

#endif /* __PLAT_GPIO_H */

/*

 * arch/arm/plat-spear/include/plat/io.h

 *

 * IO definitions for SPEAr platform

 *

 * Copyright (C) 2009 ST Microelectronics

 * Viresh Kumar<viresh.kumar@st.com>

 *

 * 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.

 */

#ifndef __PLAT_IO_H

#define __PLAT_IO_H

#define IO_SPACE_LIMIT		0xFFFFFFFF

#define __io(a)			__typesafe_io(a)

#define __mem_pci(a)		(a)

#endif /* __PLAT_IO_H */

/*

 * arch/arm/plat-spear/include/plat/memory.h

 *

 * Memory map for SPEAr platform

 *

 * Copyright (C) 2009 ST Microelectronics

 * Viresh Kumar<viresh.kumar@st.com>

 *

 * 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.

 */

#ifndef __PLAT_MEMORY_H

#define __PLAT_MEMORY_H

/* Physical DRAM offset */

#define PHYS_OFFSET		UL(0x00000000)

#endif /* __PLAT_MEMORY_H */

/*

 * arch/arm/plat-spear/include/plat/system.h

 *

 * SPEAr platform specific architecture functions

 *

 * Copyright (C) 2009 ST Microelectronics

 * Viresh Kumar<viresh.kumar@st.com>

 *

 * 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.

 */

#ifndef __PLAT_SYSTEM_H

#define __PLAT_SYSTEM_H

#include <asm/hardware/sp810.h>

#include <linux/io.h>

#include <mach/spear.h>

static inline void arch_idle(void)

{

	/*

	 * This should do all the clock switching

	 * and wait for interrupt tricks

	 */

	cpu_do_idle();

}

static inline void arch_reset(char mode, const char *cmd)

{

	if (mode == 's') {

		/* software reset, Jump into ROM at address 0 */

		cpu_reset(0);

	} else {

		/* hardware reset, Use on-chip reset capability */

		sysctl_soft_reset((void __iomem *)VA_SPEAR_SYS_CTRL_BASE);

	}

}

#endif /* __PLAT_SYSTEM_H */