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Diffstat (limited to 'arch/arm/mach-msm/io.c')
| -rw-r--r-- | arch/arm/mach-msm/io.c | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/arch/arm/mach-msm/io.c b/arch/arm/mach-msm/io.c deleted file mode 100644 index b042dca1f633..000000000000 --- a/arch/arm/mach-msm/io.c +++ /dev/null @@ -1,161 +0,0 @@ -/* arch/arm/mach-msm/io.c - * - * MSM7K, QSD io support - * - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2008-2011, 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/bug.h> -#include <linux/init.h> -#include <linux/io.h> -#include <linux/export.h> - -#include <mach/hardware.h> -#include <asm/page.h> -#include <mach/msm_iomap.h> -#include <asm/mach/map.h> - -#include "common.h" - -#define MSM_CHIP_DEVICE_TYPE(name, chip, mem_type) { \ - .virtual = (unsigned long) MSM_##name##_BASE, \ - .pfn = __phys_to_pfn(chip##_##name##_PHYS), \ - .length = chip##_##name##_SIZE, \ - .type = mem_type, \ - } - -#define MSM_DEVICE_TYPE(name, mem_type) \ - MSM_CHIP_DEVICE_TYPE(name, MSM, mem_type) -#define MSM_CHIP_DEVICE(name, chip) \ - MSM_CHIP_DEVICE_TYPE(name, chip, MT_DEVICE) -#define MSM_DEVICE(name) MSM_CHIP_DEVICE(name, MSM) - -#if defined(CONFIG_ARCH_MSM7X00A) -static struct map_desc msm_io_desc[] __initdata = { - MSM_DEVICE_TYPE(VIC, MT_DEVICE_NONSHARED), - MSM_CHIP_DEVICE_TYPE(CSR, MSM7X00, MT_DEVICE_NONSHARED), - MSM_DEVICE_TYPE(DMOV, MT_DEVICE_NONSHARED), - MSM_CHIP_DEVICE_TYPE(GPIO1, MSM7X00, MT_DEVICE_NONSHARED), - MSM_CHIP_DEVICE_TYPE(GPIO2, MSM7X00, MT_DEVICE_NONSHARED), - MSM_DEVICE_TYPE(CLK_CTL, MT_DEVICE_NONSHARED), - { - .virtual = (unsigned long) MSM_SHARED_RAM_BASE, - .pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS), - .length = MSM_SHARED_RAM_SIZE, - .type = MT_DEVICE, - }, -#if defined(CONFIG_DEBUG_MSM_UART) - { - /* Must be last: virtual and pfn filled in by debug_ll_addr() */ - .length = SZ_4K, - .type = MT_DEVICE_NONSHARED, - } -#endif -}; - -void __init msm_map_common_io(void) -{ - size_t size = ARRAY_SIZE(msm_io_desc); - - /* 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)); -#if defined(CONFIG_DEBUG_MSM_UART) -#ifdef CONFIG_MMU - debug_ll_addr(&msm_io_desc[size - 1].pfn, - &msm_io_desc[size - 1].virtual); -#endif - msm_io_desc[size - 1].pfn = __phys_to_pfn(msm_io_desc[size - 1].pfn); -#endif - iotable_init(msm_io_desc, size); -} -#endif - -#ifdef CONFIG_ARCH_QSD8X50 -static struct map_desc qsd8x50_io_desc[] __initdata = { - MSM_DEVICE(VIC), - MSM_CHIP_DEVICE(CSR, QSD8X50), - MSM_DEVICE(DMOV), - MSM_CHIP_DEVICE(GPIO1, QSD8X50), - MSM_CHIP_DEVICE(GPIO2, QSD8X50), - MSM_DEVICE(CLK_CTL), - MSM_DEVICE(SIRC), - MSM_DEVICE(SCPLL), - MSM_DEVICE(AD5), - MSM_DEVICE(MDC), - { - .virtual = (unsigned long) MSM_SHARED_RAM_BASE, - .pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS), - .length = MSM_SHARED_RAM_SIZE, - .type = MT_DEVICE, - }, -}; - -void __init msm_map_qsd8x50_io(void) -{ - debug_ll_io_init(); - iotable_init(qsd8x50_io_desc, ARRAY_SIZE(qsd8x50_io_desc)); -} -#endif /* CONFIG_ARCH_QSD8X50 */ - -#ifdef CONFIG_ARCH_MSM7X30 -static struct map_desc msm7x30_io_desc[] __initdata = { - MSM_DEVICE(VIC), - MSM_CHIP_DEVICE(CSR, MSM7X30), - MSM_DEVICE(DMOV), - MSM_CHIP_DEVICE(GPIO1, MSM7X30), - MSM_CHIP_DEVICE(GPIO2, MSM7X30), - MSM_DEVICE(CLK_CTL), - MSM_DEVICE(CLK_CTL_SH2), - MSM_DEVICE(AD5), - MSM_DEVICE(MDC), - MSM_DEVICE(ACC), - MSM_DEVICE(SAW), - MSM_DEVICE(GCC), - MSM_DEVICE(TCSR), - { - .virtual = (unsigned long) MSM_SHARED_RAM_BASE, - .pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS), - .length = MSM_SHARED_RAM_SIZE, - .type = MT_DEVICE, - }, -}; - -void __init msm_map_msm7x30_io(void) -{ - debug_ll_io_init(); - iotable_init(msm7x30_io_desc, ARRAY_SIZE(msm7x30_io_desc)); -} -#endif /* CONFIG_ARCH_MSM7X30 */ - -#ifdef CONFIG_ARCH_MSM7X00A -void __iomem *__msm_ioremap_caller(phys_addr_t phys_addr, size_t size, - unsigned int mtype, void *caller) -{ - if (mtype == MT_DEVICE) { - /* The peripherals in the 88000000 - D0000000 range - * are only accessible by type MT_DEVICE_NONSHARED. - * Adjust mtype as necessary to make this "just work." - */ - if ((phys_addr >= 0x88000000) && (phys_addr < 0xD0000000)) - mtype = MT_DEVICE_NONSHARED; - } - - return __arm_ioremap_caller(phys_addr, size, mtype, caller); -} -#endif |