arch/arm/mach-msm/io.c - fp2-dev/kernel/msm - Gitiles

 /* arch/arm/mach-msm/io.c
  *
  * MSM7K, QSD io support
  *
  * Copyright (C) 2007 Google, Inc.
  * Copyright (c) 2008-2012, Code Aurora Forum. All rights reserved.
  * Author: Brian Swetland <swetland@google.com>
  *
  * This software is licensed under the terms of the GNU General Public
  * License version 2, as published by the Free Software Foundation, and
  * may be copied, distributed, and modified under those terms.
  *
  * 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.
  *
  */

 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/io.h>
 #include <linux/module.h>

 #include <mach/hardware.h>
 #include <asm/page.h>
 #include <mach/msm_iomap.h>
 #include <asm/mach/map.h>

 #include <mach/board.h>

 #define MSM_CHIP_DEVICE(name, chip) { \
 		.virtual = (unsigned long) MSM_##name##_BASE, \
 		.pfn = __phys_to_pfn(chip##_##name##_PHYS), \
 		.length = chip##_##name##_SIZE, \
 		.type = MT_DEVICE_NONSHARED, \
 	 }

 #define MSM_DEVICE(name) MSM_CHIP_DEVICE(name, MSM)

 /* msm_shared_ram_phys default value of 0x00100000 is the most common value
  * and should work as-is for any target without stacked memory.
  */
 unsigned int msm_shared_ram_phys = 0x00100000;

 static void __init msm_map_io(struct map_desc *io_desc, int size)
 {
 	int i;

 	BUG_ON(!size);
 	for (i = 0; i < size; i++)
 		if (io_desc[i].virtual == (unsigned long)MSM_SHARED_RAM_BASE)
 			io_desc[i].pfn = __phys_to_pfn(msm_shared_ram_phys);

 	iotable_init(io_desc, size);
 }

 #if defined(CONFIG_ARCH_MSM7X01A) || defined(CONFIG_ARCH_MSM7X27) \
 	|| defined(CONFIG_ARCH_MSM7X25)
 static struct map_desc msm_io_desc[] __initdata = {
 	MSM_CHIP_DEVICE(VIC, MSM7XXX),
 	MSM_CHIP_DEVICE(CSR, MSM7XXX),
 	MSM_CHIP_DEVICE(TMR, MSM7XXX),
 	MSM_CHIP_DEVICE(GPIO1, MSM7XXX),
 	MSM_CHIP_DEVICE(GPIO2, MSM7XXX),
 	MSM_CHIP_DEVICE(CLK_CTL, MSM7XXX),
 	MSM_CHIP_DEVICE(AD5, MSM7XXX),
 	MSM_CHIP_DEVICE(MDC, MSM7XXX),
 #if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \
 	defined(CONFIG_DEBUG_MSM_UART3)
 	MSM_DEVICE(DEBUG_UART),
 #endif
 #ifdef CONFIG_CACHE_L2X0
 	{
 		.virtual =  (unsigned long) MSM_L2CC_BASE,
 		.pfn =      __phys_to_pfn(MSM7XXX_L2CC_PHYS),
 		.length =   MSM7XXX_L2CC_SIZE,
 		.type =     MT_DEVICE,
 	},
 #endif
 	{
 		.virtual =  (unsigned long) MSM_SHARED_RAM_BASE,
 		.length =   MSM_SHARED_RAM_SIZE,
 		.type =     MT_DEVICE,
 	},
 };

 void __init msm_map_common_io(void)
 {
 	/*Peripheral port memory remap, nothing looks to be there for
 	 * cortex a5.
 	 */
 #ifndef CONFIG_ARCH_MSM_CORTEX_A5
 	/* Make sure the peripheral register window is closed, since
 	 * we will use PTE flags (TEX[1]=1,B=0,C=1) to determine which
 	 * pages are peripheral interface or not.
 	 */
 	asm("mcr p15, 0, %0, c15, c2, 4" : : "r" (0));
 #endif
 	msm_map_io(msm_io_desc, ARRAY_SIZE(msm_io_desc));
 }
 #endif

 #ifdef CONFIG_ARCH_QSD8X50
 static struct map_desc qsd8x50_io_desc[] __initdata = {
 	MSM_DEVICE(VIC),
 	MSM_DEVICE(CSR),
 	MSM_DEVICE(TMR),
 	MSM_DEVICE(GPIO1),
 	MSM_DEVICE(GPIO2),
 	MSM_DEVICE(CLK_CTL),
 	MSM_DEVICE(SIRC),
 	MSM_DEVICE(SCPLL),
 	MSM_DEVICE(AD5),
 	MSM_DEVICE(MDC),
 	MSM_DEVICE(TCSR),
 #if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \
 	defined(CONFIG_DEBUG_MSM_UART3)
 	MSM_DEVICE(DEBUG_UART),
 #endif
 	{
 		.virtual =  (unsigned long) MSM_SHARED_RAM_BASE,
 		.length =   MSM_SHARED_RAM_SIZE,
 		.type =     MT_DEVICE,
 	},
 };

 void __init msm_map_qsd8x50_io(void)
 {
 	msm_map_io(qsd8x50_io_desc, ARRAY_SIZE(qsd8x50_io_desc));
 }
 #endif /* CONFIG_ARCH_QSD8X50 */

 #ifdef CONFIG_ARCH_MSM8X60
 static struct map_desc msm8x60_io_desc[] __initdata = {
 	MSM_DEVICE(QGIC_DIST),
 	MSM_DEVICE(QGIC_CPU),
 	MSM_DEVICE(TMR),
 	MSM_DEVICE(TMR0),
 	MSM_DEVICE(RPM_MPM),
 	MSM_DEVICE(ACC),
 	MSM_DEVICE(ACC0),
 	MSM_DEVICE(ACC1),
 	MSM_DEVICE(SAW0),
 	MSM_DEVICE(SAW1),
 	MSM_DEVICE(GCC),
 	MSM_DEVICE(TLMM),
 	MSM_DEVICE(SCPLL),
 	MSM_DEVICE(RPM),
 	MSM_DEVICE(CLK_CTL),
 	MSM_DEVICE(MMSS_CLK_CTL),
 	MSM_DEVICE(LPASS_CLK_CTL),
 	MSM_DEVICE(TCSR),
 	MSM_DEVICE(IMEM),
 	MSM_DEVICE(HDMI),
 #ifdef CONFIG_DEBUG_MSM8660_UART
 	MSM_DEVICE(DEBUG_UART),
 #endif
 	MSM_DEVICE(SIC_NON_SECURE),
 	{
 		.virtual =  (unsigned long) MSM_SHARED_RAM_BASE,
 		.length =   MSM_SHARED_RAM_SIZE,
 		.type =     MT_DEVICE,
 	},
 	MSM_DEVICE(QFPROM),
 };

 void __init msm_map_msm8x60_io(void)
 {
 	msm_map_io(msm8x60_io_desc, ARRAY_SIZE(msm8x60_io_desc));
 }
 #endif /* CONFIG_ARCH_MSM8X60 */

 #ifdef CONFIG_ARCH_MSM8960
 static struct map_desc msm8960_io_desc[] __initdata = {
 	MSM_CHIP_DEVICE(QGIC_DIST, MSM8960),
 	MSM_CHIP_DEVICE(QGIC_CPU, MSM8960),
 	MSM_CHIP_DEVICE(ACC0, MSM8960),
 	MSM_CHIP_DEVICE(ACC1, MSM8960),
 	MSM_CHIP_DEVICE(TMR, MSM8960),
 	MSM_CHIP_DEVICE(TMR0, MSM8960),
 	MSM_CHIP_DEVICE(RPM_MPM, MSM8960),
 	MSM_CHIP_DEVICE(CLK_CTL, MSM8960),
 	MSM_CHIP_DEVICE(MMSS_CLK_CTL, MSM8960),
 	MSM_CHIP_DEVICE(LPASS_CLK_CTL, MSM8960),
 	MSM_CHIP_DEVICE(RPM, MSM8960),
 	MSM_CHIP_DEVICE(TLMM, MSM8960),
 	MSM_CHIP_DEVICE(HFPLL, MSM8960),
 	MSM_CHIP_DEVICE(SAW0, MSM8960),
 	MSM_CHIP_DEVICE(SAW1, MSM8960),
 	MSM_CHIP_DEVICE(SAW_L2, MSM8960),
 	MSM_CHIP_DEVICE(SIC_NON_SECURE, MSM8960),
 	MSM_CHIP_DEVICE(APCS_GCC, MSM8960),
 	MSM_CHIP_DEVICE(IMEM, MSM8960),
 	MSM_CHIP_DEVICE(HDMI, MSM8960),
 	{
 		.virtual =  (unsigned long) MSM_SHARED_RAM_BASE,
 		.length =   MSM_SHARED_RAM_SIZE,
 		.type =     MT_DEVICE,
 	},
 #ifdef CONFIG_DEBUG_MSM8960_UART
 	MSM_DEVICE(DEBUG_UART),
 #endif
 	MSM_CHIP_DEVICE(QFPROM, MSM8960),
 };

 void __init msm_map_msm8960_io(void)
 {
 	msm_map_io(msm8960_io_desc, ARRAY_SIZE(msm8960_io_desc));
 }
 #endif /* CONFIG_ARCH_MSM8960 */

 #ifdef CONFIG_ARCH_MSM8930
 static struct map_desc msm8930_io_desc[] __initdata = {
 	MSM_CHIP_DEVICE(QGIC_DIST, MSM8930),
 	MSM_CHIP_DEVICE(QGIC_CPU, MSM8930),
 	MSM_CHIP_DEVICE(ACC0, MSM8930),
 	MSM_CHIP_DEVICE(ACC1, MSM8930),
 	MSM_CHIP_DEVICE(TMR, MSM8930),
 	MSM_CHIP_DEVICE(TMR0, MSM8930),
 	MSM_CHIP_DEVICE(RPM_MPM, MSM8930),
 	MSM_CHIP_DEVICE(CLK_CTL, MSM8930),
 	MSM_CHIP_DEVICE(MMSS_CLK_CTL, MSM8930),
 	MSM_CHIP_DEVICE(LPASS_CLK_CTL, MSM8930),
 	MSM_CHIP_DEVICE(RPM, MSM8930),
 	MSM_CHIP_DEVICE(TLMM, MSM8930),
 	MSM_CHIP_DEVICE(HFPLL, MSM8930),
 	MSM_CHIP_DEVICE(SAW0, MSM8930),
 	MSM_CHIP_DEVICE(SAW1, MSM8930),
 	MSM_CHIP_DEVICE(SAW_L2, MSM8930),
 	MSM_CHIP_DEVICE(SIC_NON_SECURE, MSM8930),
 	MSM_CHIP_DEVICE(APCS_GCC, MSM8930),
 	MSM_CHIP_DEVICE(IMEM, MSM8930),
 	MSM_CHIP_DEVICE(HDMI, MSM8930),
 	{
 		.virtual =  (unsigned long) MSM_SHARED_RAM_BASE,
 		.length =   MSM_SHARED_RAM_SIZE,
 		.type =     MT_DEVICE,
 	},
 #ifdef CONFIG_DEBUG_MSM8930_UART
 	MSM_DEVICE(DEBUG_UART),
 #endif
 	MSM_CHIP_DEVICE(QFPROM, MSM8930),
 };

 void __init msm_map_msm8930_io(void)
 {
 	msm_map_io(msm8930_io_desc, ARRAY_SIZE(msm8930_io_desc));
 }
 #endif /* CONFIG_ARCH_MSM8930 */

 #ifdef CONFIG_ARCH_APQ8064
 static struct map_desc apq8064_io_desc[] __initdata = {
 	MSM_CHIP_DEVICE(QGIC_DIST, APQ8064),
 	MSM_CHIP_DEVICE(QGIC_CPU, APQ8064),
 	MSM_CHIP_DEVICE(TMR, APQ8064),
 	MSM_CHIP_DEVICE(TMR0, APQ8064),
 	MSM_CHIP_DEVICE(TLMM, APQ8064),
 	MSM_CHIP_DEVICE(ACC0, APQ8064),
 	MSM_CHIP_DEVICE(ACC1, APQ8064),
 	MSM_CHIP_DEVICE(ACC2, APQ8064),
 	MSM_CHIP_DEVICE(ACC3, APQ8064),
 	MSM_CHIP_DEVICE(HFPLL, APQ8064),
 	MSM_CHIP_DEVICE(CLK_CTL, APQ8064),
 	MSM_CHIP_DEVICE(MMSS_CLK_CTL, APQ8064),
 	MSM_CHIP_DEVICE(LPASS_CLK_CTL, APQ8064),
 	MSM_CHIP_DEVICE(APCS_GCC, APQ8064),
 	MSM_CHIP_DEVICE(RPM, APQ8064),
 	MSM_CHIP_DEVICE(RPM_MPM, APQ8064),
 	MSM_CHIP_DEVICE(SAW0, APQ8064),
 	MSM_CHIP_DEVICE(SAW1, APQ8064),
 	MSM_CHIP_DEVICE(SAW2, APQ8064),
 	MSM_CHIP_DEVICE(SAW3, APQ8064),
 	MSM_CHIP_DEVICE(SAW_L2, APQ8064),
 	MSM_CHIP_DEVICE(IMEM, APQ8064),
 	MSM_CHIP_DEVICE(HDMI, APQ8064),
 	{
 		.virtual =  (unsigned long) MSM_SHARED_RAM_BASE,
 		.length =   MSM_SHARED_RAM_SIZE,
 		.type =     MT_DEVICE,
 	},
 	MSM_CHIP_DEVICE(QFPROM, APQ8064),
 	MSM_CHIP_DEVICE(SIC_NON_SECURE, APQ8064),
 #ifdef CONFIG_DEBUG_APQ8064_UART
 	MSM_DEVICE(DEBUG_UART),
 #endif
 };

 void __init msm_map_apq8064_io(void)
 {
 	msm_map_io(apq8064_io_desc, ARRAY_SIZE(apq8064_io_desc));
 }
 #endif /* CONFIG_ARCH_APQ8064 */

 #ifdef CONFIG_ARCH_MSMCOPPER
 static struct map_desc msm_copper_io_desc[] __initdata = {
 	MSM_CHIP_DEVICE(QGIC_DIST, COPPER),
 	MSM_CHIP_DEVICE(QGIC_CPU, COPPER),
 	MSM_CHIP_DEVICE(APCS_GCC, COPPER),
 	MSM_CHIP_DEVICE(TLMM, COPPER),
 	{
 		.virtual =  (unsigned long) MSM_SHARED_RAM_BASE,
 		.length =   MSM_SHARED_RAM_SIZE,
 		.type =     MT_DEVICE,
 	},
 #ifdef CONFIG_DEBUG_MSMCOPPER_UART
 	MSM_DEVICE(DEBUG_UART),
 #endif
 };

 void __init msm_map_copper_io(void)
 {
 	msm_shared_ram_phys = COPPER_MSM_SHARED_RAM_PHYS;
 	msm_map_io(msm_copper_io_desc, ARRAY_SIZE(msm_copper_io_desc));
 }
 #endif /* CONFIG_ARCH_MSMCOPPER */

 #ifdef CONFIG_ARCH_MSM7X30
 static struct map_desc msm7x30_io_desc[] __initdata = {
 	MSM_CHIP_DEVICE(VIC, MSM7X30),
 	MSM_CHIP_DEVICE(CSR, MSM7X30),
 	MSM_CHIP_DEVICE(TMR, MSM7X30),
 	MSM_CHIP_DEVICE(GPIO1, MSM7X30),
 	MSM_CHIP_DEVICE(GPIO2, MSM7X30),
 	MSM_CHIP_DEVICE(CLK_CTL, MSM7X30),
 	MSM_CHIP_DEVICE(CLK_CTL_SH2, MSM7X30),
 	MSM_CHIP_DEVICE(AD5, MSM7X30),
 	MSM_CHIP_DEVICE(MDC, MSM7X30),
 	MSM_CHIP_DEVICE(ACC0, MSM7X30),
 	MSM_CHIP_DEVICE(SAW0, MSM7X30),
 	MSM_CHIP_DEVICE(APCS_GCC, MSM7X30),
 	MSM_CHIP_DEVICE(TCSR, MSM7X30),
 #if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \
 	defined(CONFIG_DEBUG_MSM_UART3)
 	MSM_DEVICE(DEBUG_UART),
 #endif
 	{
 		.virtual =  (unsigned long) MSM_SHARED_RAM_BASE,
 		.length =   MSM_SHARED_RAM_SIZE,
 		.type =     MT_DEVICE,
 	},
 };

 void __init msm_map_msm7x30_io(void)
 {
 	msm_map_io(msm7x30_io_desc, ARRAY_SIZE(msm7x30_io_desc));
 }
 #endif /* CONFIG_ARCH_MSM7X30 */

 #ifdef CONFIG_ARCH_FSM9XXX
 static struct map_desc fsm9xxx_io_desc[] __initdata = {
 	MSM_DEVICE(VIC),
 	MSM_DEVICE(SIRC),
 	MSM_DEVICE(CSR),
 	MSM_DEVICE(TLMM),
 	MSM_DEVICE(TCSR),
 	MSM_DEVICE(CLK_CTL),
 	MSM_DEVICE(ACC),
 	MSM_DEVICE(SAW),
 	MSM_DEVICE(GCC),
 	MSM_DEVICE(GRFC),
 	MSM_DEVICE(QFP_FUSE),
 	MSM_DEVICE(HH),
 #if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \
 	defined(CONFIG_DEBUG_MSM_UART3)
 	MSM_DEVICE(DEBUG_UART),
 #endif
 	{
 		.virtual =  (unsigned long) MSM_SHARED_RAM_BASE,
 		.length =   MSM_SHARED_RAM_SIZE,
 		.type =     MT_DEVICE,
 	},
 };

 void __init msm_map_fsm9xxx_io(void)
 {
 	msm_map_io(fsm9xxx_io_desc, ARRAY_SIZE(fsm9xxx_io_desc));
 }
 #endif /* CONFIG_ARCH_FSM9XXX */

 #ifdef CONFIG_ARCH_MSM9615
 static struct map_desc msm9615_io_desc[] __initdata = {
 	MSM_CHIP_DEVICE(QGIC_DIST, MSM9615),
 	MSM_CHIP_DEVICE(QGIC_CPU, MSM9615),
 	MSM_CHIP_DEVICE(ACC0, MSM9615),
 	MSM_CHIP_DEVICE(TMR, MSM9615),
 	MSM_CHIP_DEVICE(TLMM, MSM9615),
 	MSM_CHIP_DEVICE(SAW0, MSM9615),
 	MSM_CHIP_DEVICE(APCS_GCC, MSM9615),
 	MSM_CHIP_DEVICE(TCSR, MSM9615),
 	MSM_CHIP_DEVICE(L2CC, MSM9615),
 	MSM_CHIP_DEVICE(CLK_CTL, MSM9615),
 	MSM_CHIP_DEVICE(LPASS_CLK_CTL, MSM9615),
 	MSM_CHIP_DEVICE(RPM, MSM9615),
 	MSM_CHIP_DEVICE(RPM_MPM, MSM9615),
 	MSM_CHIP_DEVICE(APCS_GLB, MSM9615),
 	MSM_CHIP_DEVICE(IMEM, MSM9615),
 	{
 		.virtual =  (unsigned long) MSM_SHARED_RAM_BASE,
 		.length =   MSM_SHARED_RAM_SIZE,
 		.type =     MT_DEVICE,
 	},
 	MSM_CHIP_DEVICE(QFPROM, MSM9615),
 };

 void __init msm_map_msm9615_io(void)
 {
 	msm_map_io(msm9615_io_desc, ARRAY_SIZE(msm9615_io_desc));
 }
 #endif /* CONFIG_ARCH_MSM9615 */

 #ifdef CONFIG_ARCH_MSM8625
 static struct map_desc msm8625_io_desc[] __initdata = {
 	MSM_CHIP_DEVICE(CSR, MSM7XXX),
 	MSM_CHIP_DEVICE(GPIO1, MSM7XXX),
 	MSM_CHIP_DEVICE(GPIO2, MSM7XXX),
 	MSM_CHIP_DEVICE(QGIC_DIST, MSM8625),
 	MSM_CHIP_DEVICE(QGIC_CPU, MSM8625),
 	MSM_CHIP_DEVICE(TMR, MSM8625),
 	MSM_CHIP_DEVICE(TMR0, MSM8625),
 	MSM_CHIP_DEVICE(SCU, MSM8625),
 	MSM_CHIP_DEVICE(CFG_CTL, MSM8625),
 	MSM_CHIP_DEVICE(CLK_CTL, MSM8625),
 	MSM_CHIP_DEVICE(SAW0, MSM8625),
 	MSM_CHIP_DEVICE(SAW1, MSM8625),
 	MSM_CHIP_DEVICE(AD5, MSM7XXX),
 	MSM_CHIP_DEVICE(MDC, MSM7XXX),
 #if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \
 	defined(CONFIG_DEBUG_MSM_UART3)
 	MSM_DEVICE(DEBUG_UART),
 #endif
 #ifdef CONFIG_CACHE_L2X0
 	{
 		.virtual = (unsigned long) MSM_L2CC_BASE,
 		.pfn	 = __phys_to_pfn(MSM7XXX_L2CC_PHYS),
 		.length	 = MSM7XXX_L2CC_SIZE,
 		.type	 = MT_DEVICE,
 	},
 #endif
 	{
 		.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
 		.length	 = MSM_SHARED_RAM_SIZE,
 		.type	 = MT_DEVICE,
 	},
 };

 void __init msm_map_msm8625_io(void)
 {
 	msm_map_io(msm8625_io_desc, ARRAY_SIZE(msm8625_io_desc));
 }
 #else
 void __init msm_map_msm8625_io(void) { return; }
 #endif /* CONFIG_ARCH_MSM8625 */

 #ifdef CONFIG_ARCH_MSM9625
 static struct map_desc msm9625_io_desc[] __initdata = {
 	MSM_CHIP_DEVICE(APCS_GCC, MSM9625),
 	MSM_CHIP_DEVICE(TLMM, MSM9625),
 	MSM_CHIP_DEVICE(TMR, MSM9625),
 	{
 		.virtual =  (unsigned long) MSM_SHARED_RAM_BASE,
 		.length =   MSM_SHARED_RAM_SIZE,
 		.type =     MT_DEVICE,
 	},
 #ifdef CONFIG_DEBUG_MSM9625_UART
 	MSM_DEVICE(DEBUG_UART),
 #endif
 };

 void __init msm_map_msm9625_io(void)
 {
 	msm_shared_ram_phys = MSM9625_SHARED_RAM_PHYS;
 	msm_map_io(msm9625_io_desc, ARRAY_SIZE(msm9625_io_desc));
 }
 #endif /* CONFIG_ARCH_MSM9625 */


 void __iomem *
 __msm_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype)
 {
 	if (mtype == MT_DEVICE) {
 		/* The peripherals in the 88000000 - F0000000 range
 		 * are only accessable by type MT_DEVICE_NONSHARED.
 		 * Adjust mtype as necessary to make this "just work."
 		 */
 		if ((phys_addr >= 0x88000000) && (phys_addr < 0xF0000000))
 			mtype = MT_DEVICE_NONSHARED;
 	}

 	return __arm_ioremap(phys_addr, size, mtype);
 }
 EXPORT_SYMBOL(__msm_ioremap);
	/* arch/arm/mach-msm/io.c
	*
	* MSM7K, QSD io support
	*
	* Copyright (C) 2007 Google, Inc.
	* Copyright (c) 2008-2012, Code Aurora Forum. All rights reserved.
	* Author: Brian Swetland <swetland@google.com>
	*
	* This software is licensed under the terms of the GNU General Public
	* License version 2, as published by the Free Software Foundation, and
	* may be copied, distributed, and modified under those terms.
	*
	* 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.
	*
	*/

	#include <linux/kernel.h>
	#include <linux/init.h>
	#include <linux/io.h>
	#include <linux/module.h>

	#include <mach/hardware.h>
	#include <asm/page.h>
	#include <mach/msm_iomap.h>
	#include <asm/mach/map.h>

	#include <mach/board.h>

	#define MSM_CHIP_DEVICE(name, chip) { \
	.virtual = (unsigned long) MSM_##name##_BASE, \
	.pfn = __phys_to_pfn(chip##_##name##_PHYS), \
	.length = chip##_##name##_SIZE, \
	.type = MT_DEVICE_NONSHARED, \
	}

	#define MSM_DEVICE(name) MSM_CHIP_DEVICE(name, MSM)

	/* msm_shared_ram_phys default value of 0x00100000 is the most common value
	* and should work as-is for any target without stacked memory.
	*/
	unsigned int msm_shared_ram_phys = 0x00100000;

	static void __init msm_map_io(struct map_desc *io_desc, int size)
	{
	int i;

	BUG_ON(!size);
	for (i = 0; i < size; i++)
	if (io_desc[i].virtual == (unsigned long)MSM_SHARED_RAM_BASE)
	io_desc[i].pfn = __phys_to_pfn(msm_shared_ram_phys);

	iotable_init(io_desc, size);
	}

	#if defined(CONFIG_ARCH_MSM7X01A) \|\| defined(CONFIG_ARCH_MSM7X27) \
	\|\| defined(CONFIG_ARCH_MSM7X25)
	static struct map_desc msm_io_desc[] __initdata = {
	MSM_CHIP_DEVICE(VIC, MSM7XXX),
	MSM_CHIP_DEVICE(CSR, MSM7XXX),
	MSM_CHIP_DEVICE(TMR, MSM7XXX),
	MSM_CHIP_DEVICE(GPIO1, MSM7XXX),
	MSM_CHIP_DEVICE(GPIO2, MSM7XXX),
	MSM_CHIP_DEVICE(CLK_CTL, MSM7XXX),
	MSM_CHIP_DEVICE(AD5, MSM7XXX),
	MSM_CHIP_DEVICE(MDC, MSM7XXX),
	#if defined(CONFIG_DEBUG_MSM_UART1) \|\| defined(CONFIG_DEBUG_MSM_UART2) \|\| \
	defined(CONFIG_DEBUG_MSM_UART3)
	MSM_DEVICE(DEBUG_UART),
	#endif
	#ifdef CONFIG_CACHE_L2X0
	{
	.virtual = (unsigned long) MSM_L2CC_BASE,
	.pfn = __phys_to_pfn(MSM7XXX_L2CC_PHYS),
	.length = MSM7XXX_L2CC_SIZE,
	.type = MT_DEVICE,
	},
	#endif
	{
	.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
	.length = MSM_SHARED_RAM_SIZE,
	.type = MT_DEVICE,
	},
	};

	void __init msm_map_common_io(void)
	{
	/*Peripheral port memory remap, nothing looks to be there for
	* cortex a5.
	*/
	#ifndef CONFIG_ARCH_MSM_CORTEX_A5
	/* Make sure the peripheral register window is closed, since
	* we will use PTE flags (TEX[1]=1,B=0,C=1) to determine which
	* pages are peripheral interface or not.
	*/
	asm("mcr p15, 0, %0, c15, c2, 4" : : "r" (0));
	#endif
	msm_map_io(msm_io_desc, ARRAY_SIZE(msm_io_desc));
	}
	#endif

	#ifdef CONFIG_ARCH_QSD8X50
	static struct map_desc qsd8x50_io_desc[] __initdata = {
	MSM_DEVICE(VIC),
	MSM_DEVICE(CSR),
	MSM_DEVICE(TMR),
	MSM_DEVICE(GPIO1),
	MSM_DEVICE(GPIO2),
	MSM_DEVICE(CLK_CTL),
	MSM_DEVICE(SIRC),
	MSM_DEVICE(SCPLL),
	MSM_DEVICE(AD5),
	MSM_DEVICE(MDC),
	MSM_DEVICE(TCSR),
	#if defined(CONFIG_DEBUG_MSM_UART1) \|\| defined(CONFIG_DEBUG_MSM_UART2) \|\| \
	defined(CONFIG_DEBUG_MSM_UART3)
	MSM_DEVICE(DEBUG_UART),
	#endif
	{
	.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
	.length = MSM_SHARED_RAM_SIZE,
	.type = MT_DEVICE,
	},
	};

	void __init msm_map_qsd8x50_io(void)
	{
	msm_map_io(qsd8x50_io_desc, ARRAY_SIZE(qsd8x50_io_desc));
	}
	#endif /* CONFIG_ARCH_QSD8X50 */

	#ifdef CONFIG_ARCH_MSM8X60
	static struct map_desc msm8x60_io_desc[] __initdata = {
	MSM_DEVICE(QGIC_DIST),
	MSM_DEVICE(QGIC_CPU),
	MSM_DEVICE(TMR),
	MSM_DEVICE(TMR0),
	MSM_DEVICE(RPM_MPM),
	MSM_DEVICE(ACC),
	MSM_DEVICE(ACC0),
	MSM_DEVICE(ACC1),
	MSM_DEVICE(SAW0),
	MSM_DEVICE(SAW1),
	MSM_DEVICE(GCC),
	MSM_DEVICE(TLMM),
	MSM_DEVICE(SCPLL),
	MSM_DEVICE(RPM),
	MSM_DEVICE(CLK_CTL),
	MSM_DEVICE(MMSS_CLK_CTL),
	MSM_DEVICE(LPASS_CLK_CTL),
	MSM_DEVICE(TCSR),
	MSM_DEVICE(IMEM),
	MSM_DEVICE(HDMI),
	#ifdef CONFIG_DEBUG_MSM8660_UART
	MSM_DEVICE(DEBUG_UART),
	#endif
	MSM_DEVICE(SIC_NON_SECURE),
	{
	.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
	.length = MSM_SHARED_RAM_SIZE,
	.type = MT_DEVICE,
	},
	MSM_DEVICE(QFPROM),
	};

	void __init msm_map_msm8x60_io(void)
	{
	msm_map_io(msm8x60_io_desc, ARRAY_SIZE(msm8x60_io_desc));
	}
	#endif /* CONFIG_ARCH_MSM8X60 */

	#ifdef CONFIG_ARCH_MSM8960
	static struct map_desc msm8960_io_desc[] __initdata = {
	MSM_CHIP_DEVICE(QGIC_DIST, MSM8960),
	MSM_CHIP_DEVICE(QGIC_CPU, MSM8960),
	MSM_CHIP_DEVICE(ACC0, MSM8960),
	MSM_CHIP_DEVICE(ACC1, MSM8960),
	MSM_CHIP_DEVICE(TMR, MSM8960),
	MSM_CHIP_DEVICE(TMR0, MSM8960),
	MSM_CHIP_DEVICE(RPM_MPM, MSM8960),
	MSM_CHIP_DEVICE(CLK_CTL, MSM8960),
	MSM_CHIP_DEVICE(MMSS_CLK_CTL, MSM8960),
	MSM_CHIP_DEVICE(LPASS_CLK_CTL, MSM8960),
	MSM_CHIP_DEVICE(RPM, MSM8960),
	MSM_CHIP_DEVICE(TLMM, MSM8960),
	MSM_CHIP_DEVICE(HFPLL, MSM8960),
	MSM_CHIP_DEVICE(SAW0, MSM8960),
	MSM_CHIP_DEVICE(SAW1, MSM8960),
	MSM_CHIP_DEVICE(SAW_L2, MSM8960),
	MSM_CHIP_DEVICE(SIC_NON_SECURE, MSM8960),
	MSM_CHIP_DEVICE(APCS_GCC, MSM8960),
	MSM_CHIP_DEVICE(IMEM, MSM8960),
	MSM_CHIP_DEVICE(HDMI, MSM8960),
	{
	.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
	.length = MSM_SHARED_RAM_SIZE,
	.type = MT_DEVICE,
	},
	#ifdef CONFIG_DEBUG_MSM8960_UART
	MSM_DEVICE(DEBUG_UART),
	#endif
	MSM_CHIP_DEVICE(QFPROM, MSM8960),
	};

	void __init msm_map_msm8960_io(void)
	{
	msm_map_io(msm8960_io_desc, ARRAY_SIZE(msm8960_io_desc));
	}
	#endif /* CONFIG_ARCH_MSM8960 */

	#ifdef CONFIG_ARCH_MSM8930
	static struct map_desc msm8930_io_desc[] __initdata = {
	MSM_CHIP_DEVICE(QGIC_DIST, MSM8930),
	MSM_CHIP_DEVICE(QGIC_CPU, MSM8930),
	MSM_CHIP_DEVICE(ACC0, MSM8930),
	MSM_CHIP_DEVICE(ACC1, MSM8930),
	MSM_CHIP_DEVICE(TMR, MSM8930),
	MSM_CHIP_DEVICE(TMR0, MSM8930),
	MSM_CHIP_DEVICE(RPM_MPM, MSM8930),
	MSM_CHIP_DEVICE(CLK_CTL, MSM8930),
	MSM_CHIP_DEVICE(MMSS_CLK_CTL, MSM8930),
	MSM_CHIP_DEVICE(LPASS_CLK_CTL, MSM8930),
	MSM_CHIP_DEVICE(RPM, MSM8930),
	MSM_CHIP_DEVICE(TLMM, MSM8930),
	MSM_CHIP_DEVICE(HFPLL, MSM8930),
	MSM_CHIP_DEVICE(SAW0, MSM8930),
	MSM_CHIP_DEVICE(SAW1, MSM8930),
	MSM_CHIP_DEVICE(SAW_L2, MSM8930),
	MSM_CHIP_DEVICE(SIC_NON_SECURE, MSM8930),
	MSM_CHIP_DEVICE(APCS_GCC, MSM8930),
	MSM_CHIP_DEVICE(IMEM, MSM8930),
	MSM_CHIP_DEVICE(HDMI, MSM8930),
	{
	.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
	.length = MSM_SHARED_RAM_SIZE,
	.type = MT_DEVICE,
	},
	#ifdef CONFIG_DEBUG_MSM8930_UART
	MSM_DEVICE(DEBUG_UART),
	#endif
	MSM_CHIP_DEVICE(QFPROM, MSM8930),
	};

	void __init msm_map_msm8930_io(void)
	{
	msm_map_io(msm8930_io_desc, ARRAY_SIZE(msm8930_io_desc));
	}
	#endif /* CONFIG_ARCH_MSM8930 */

	#ifdef CONFIG_ARCH_APQ8064
	static struct map_desc apq8064_io_desc[] __initdata = {
	MSM_CHIP_DEVICE(QGIC_DIST, APQ8064),
	MSM_CHIP_DEVICE(QGIC_CPU, APQ8064),
	MSM_CHIP_DEVICE(TMR, APQ8064),
	MSM_CHIP_DEVICE(TMR0, APQ8064),
	MSM_CHIP_DEVICE(TLMM, APQ8064),
	MSM_CHIP_DEVICE(ACC0, APQ8064),
	MSM_CHIP_DEVICE(ACC1, APQ8064),
	MSM_CHIP_DEVICE(ACC2, APQ8064),
	MSM_CHIP_DEVICE(ACC3, APQ8064),
	MSM_CHIP_DEVICE(HFPLL, APQ8064),
	MSM_CHIP_DEVICE(CLK_CTL, APQ8064),
	MSM_CHIP_DEVICE(MMSS_CLK_CTL, APQ8064),
	MSM_CHIP_DEVICE(LPASS_CLK_CTL, APQ8064),
	MSM_CHIP_DEVICE(APCS_GCC, APQ8064),
	MSM_CHIP_DEVICE(RPM, APQ8064),
	MSM_CHIP_DEVICE(RPM_MPM, APQ8064),
	MSM_CHIP_DEVICE(SAW0, APQ8064),
	MSM_CHIP_DEVICE(SAW1, APQ8064),
	MSM_CHIP_DEVICE(SAW2, APQ8064),
	MSM_CHIP_DEVICE(SAW3, APQ8064),
	MSM_CHIP_DEVICE(SAW_L2, APQ8064),
	MSM_CHIP_DEVICE(IMEM, APQ8064),
	MSM_CHIP_DEVICE(HDMI, APQ8064),
	{
	.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
	.length = MSM_SHARED_RAM_SIZE,
	.type = MT_DEVICE,
	},
	MSM_CHIP_DEVICE(QFPROM, APQ8064),
	MSM_CHIP_DEVICE(SIC_NON_SECURE, APQ8064),
	#ifdef CONFIG_DEBUG_APQ8064_UART
	MSM_DEVICE(DEBUG_UART),
	#endif
	};

	void __init msm_map_apq8064_io(void)
	{
	msm_map_io(apq8064_io_desc, ARRAY_SIZE(apq8064_io_desc));
	}
	#endif /* CONFIG_ARCH_APQ8064 */

	#ifdef CONFIG_ARCH_MSMCOPPER
	static struct map_desc msm_copper_io_desc[] __initdata = {
	MSM_CHIP_DEVICE(QGIC_DIST, COPPER),
	MSM_CHIP_DEVICE(QGIC_CPU, COPPER),
	MSM_CHIP_DEVICE(APCS_GCC, COPPER),
	MSM_CHIP_DEVICE(TLMM, COPPER),
	{
	.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
	.length = MSM_SHARED_RAM_SIZE,
	.type = MT_DEVICE,
	},
	#ifdef CONFIG_DEBUG_MSMCOPPER_UART
	MSM_DEVICE(DEBUG_UART),
	#endif
	};

	void __init msm_map_copper_io(void)
	{
	msm_shared_ram_phys = COPPER_MSM_SHARED_RAM_PHYS;
	msm_map_io(msm_copper_io_desc, ARRAY_SIZE(msm_copper_io_desc));
	}
	#endif /* CONFIG_ARCH_MSMCOPPER */

	#ifdef CONFIG_ARCH_MSM7X30
	static struct map_desc msm7x30_io_desc[] __initdata = {
	MSM_CHIP_DEVICE(VIC, MSM7X30),
	MSM_CHIP_DEVICE(CSR, MSM7X30),
	MSM_CHIP_DEVICE(TMR, MSM7X30),
	MSM_CHIP_DEVICE(GPIO1, MSM7X30),
	MSM_CHIP_DEVICE(GPIO2, MSM7X30),
	MSM_CHIP_DEVICE(CLK_CTL, MSM7X30),
	MSM_CHIP_DEVICE(CLK_CTL_SH2, MSM7X30),
	MSM_CHIP_DEVICE(AD5, MSM7X30),
	MSM_CHIP_DEVICE(MDC, MSM7X30),
	MSM_CHIP_DEVICE(ACC0, MSM7X30),
	MSM_CHIP_DEVICE(SAW0, MSM7X30),
	MSM_CHIP_DEVICE(APCS_GCC, MSM7X30),
	MSM_CHIP_DEVICE(TCSR, MSM7X30),
	#if defined(CONFIG_DEBUG_MSM_UART1) \|\| defined(CONFIG_DEBUG_MSM_UART2) \|\| \
	defined(CONFIG_DEBUG_MSM_UART3)
	MSM_DEVICE(DEBUG_UART),
	#endif
	{
	.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
	.length = MSM_SHARED_RAM_SIZE,
	.type = MT_DEVICE,
	},
	};

	void __init msm_map_msm7x30_io(void)
	{
	msm_map_io(msm7x30_io_desc, ARRAY_SIZE(msm7x30_io_desc));
	}
	#endif /* CONFIG_ARCH_MSM7X30 */

	#ifdef CONFIG_ARCH_FSM9XXX
	static struct map_desc fsm9xxx_io_desc[] __initdata = {
	MSM_DEVICE(VIC),
	MSM_DEVICE(SIRC),
	MSM_DEVICE(CSR),
	MSM_DEVICE(TLMM),
	MSM_DEVICE(TCSR),
	MSM_DEVICE(CLK_CTL),
	MSM_DEVICE(ACC),
	MSM_DEVICE(SAW),
	MSM_DEVICE(GCC),
	MSM_DEVICE(GRFC),
	MSM_DEVICE(QFP_FUSE),
	MSM_DEVICE(HH),
	#if defined(CONFIG_DEBUG_MSM_UART1) \|\| defined(CONFIG_DEBUG_MSM_UART2) \|\| \
	defined(CONFIG_DEBUG_MSM_UART3)
	MSM_DEVICE(DEBUG_UART),
	#endif
	{
	.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
	.length = MSM_SHARED_RAM_SIZE,
	.type = MT_DEVICE,
	},
	};

	void __init msm_map_fsm9xxx_io(void)
	{
	msm_map_io(fsm9xxx_io_desc, ARRAY_SIZE(fsm9xxx_io_desc));
	}
	#endif /* CONFIG_ARCH_FSM9XXX */

	#ifdef CONFIG_ARCH_MSM9615
	static struct map_desc msm9615_io_desc[] __initdata = {
	MSM_CHIP_DEVICE(QGIC_DIST, MSM9615),
	MSM_CHIP_DEVICE(QGIC_CPU, MSM9615),
	MSM_CHIP_DEVICE(ACC0, MSM9615),
	MSM_CHIP_DEVICE(TMR, MSM9615),
	MSM_CHIP_DEVICE(TLMM, MSM9615),
	MSM_CHIP_DEVICE(SAW0, MSM9615),
	MSM_CHIP_DEVICE(APCS_GCC, MSM9615),
	MSM_CHIP_DEVICE(TCSR, MSM9615),
	MSM_CHIP_DEVICE(L2CC, MSM9615),
	MSM_CHIP_DEVICE(CLK_CTL, MSM9615),
	MSM_CHIP_DEVICE(LPASS_CLK_CTL, MSM9615),
	MSM_CHIP_DEVICE(RPM, MSM9615),
	MSM_CHIP_DEVICE(RPM_MPM, MSM9615),
	MSM_CHIP_DEVICE(APCS_GLB, MSM9615),
	MSM_CHIP_DEVICE(IMEM, MSM9615),
	{
	.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
	.length = MSM_SHARED_RAM_SIZE,
	.type = MT_DEVICE,
	},
	MSM_CHIP_DEVICE(QFPROM, MSM9615),
	};

	void __init msm_map_msm9615_io(void)
	{
	msm_map_io(msm9615_io_desc, ARRAY_SIZE(msm9615_io_desc));
	}
	#endif /* CONFIG_ARCH_MSM9615 */

	#ifdef CONFIG_ARCH_MSM8625
	static struct map_desc msm8625_io_desc[] __initdata = {
	MSM_CHIP_DEVICE(CSR, MSM7XXX),
	MSM_CHIP_DEVICE(GPIO1, MSM7XXX),
	MSM_CHIP_DEVICE(GPIO2, MSM7XXX),
	MSM_CHIP_DEVICE(QGIC_DIST, MSM8625),
	MSM_CHIP_DEVICE(QGIC_CPU, MSM8625),
	MSM_CHIP_DEVICE(TMR, MSM8625),
	MSM_CHIP_DEVICE(TMR0, MSM8625),
	MSM_CHIP_DEVICE(SCU, MSM8625),
	MSM_CHIP_DEVICE(CFG_CTL, MSM8625),
	MSM_CHIP_DEVICE(CLK_CTL, MSM8625),
	MSM_CHIP_DEVICE(SAW0, MSM8625),
	MSM_CHIP_DEVICE(SAW1, MSM8625),
	MSM_CHIP_DEVICE(AD5, MSM7XXX),
	MSM_CHIP_DEVICE(MDC, MSM7XXX),
	#if defined(CONFIG_DEBUG_MSM_UART1) \|\| defined(CONFIG_DEBUG_MSM_UART2) \|\| \
	defined(CONFIG_DEBUG_MSM_UART3)
	MSM_DEVICE(DEBUG_UART),
	#endif
	#ifdef CONFIG_CACHE_L2X0
	{
	.virtual = (unsigned long) MSM_L2CC_BASE,
	.pfn = __phys_to_pfn(MSM7XXX_L2CC_PHYS),
	.length = MSM7XXX_L2CC_SIZE,
	.type = MT_DEVICE,
	},
	#endif
	{
	.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
	.length = MSM_SHARED_RAM_SIZE,
	.type = MT_DEVICE,
	},
	};

	void __init msm_map_msm8625_io(void)
	{
	msm_map_io(msm8625_io_desc, ARRAY_SIZE(msm8625_io_desc));
	}
	#else
	void __init msm_map_msm8625_io(void) { return; }
	#endif /* CONFIG_ARCH_MSM8625 */

	#ifdef CONFIG_ARCH_MSM9625
	static struct map_desc msm9625_io_desc[] __initdata = {
	MSM_CHIP_DEVICE(APCS_GCC, MSM9625),
	MSM_CHIP_DEVICE(TLMM, MSM9625),
	MSM_CHIP_DEVICE(TMR, MSM9625),
	{
	.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
	.length = MSM_SHARED_RAM_SIZE,
	.type = MT_DEVICE,
	},
	#ifdef CONFIG_DEBUG_MSM9625_UART
	MSM_DEVICE(DEBUG_UART),
	#endif
	};

	void __init msm_map_msm9625_io(void)
	{
	msm_shared_ram_phys = MSM9625_SHARED_RAM_PHYS;
	msm_map_io(msm9625_io_desc, ARRAY_SIZE(msm9625_io_desc));
	}
	#endif /* CONFIG_ARCH_MSM9625 */


	void __iomem *
	__msm_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype)
	{
	if (mtype == MT_DEVICE) {
	/* The peripherals in the 88000000 - F0000000 range
	* are only accessable by type MT_DEVICE_NONSHARED.
	* Adjust mtype as necessary to make this "just work."
	*/
	if ((phys_addr >= 0x88000000) && (phys_addr < 0xF0000000))
	mtype = MT_DEVICE_NONSHARED;
	}

	return __arm_ioremap(phys_addr, size, mtype);
	}
	EXPORT_SYMBOL(__msm_ioremap);