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msm: io: add io support for 8x50

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Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
Signed-off-by: David Brown <davidb@codeaurora.org>
Signed-off-by: Gregory Bean <gbean@codeaurora.org>
Signed-off-by: Abhijeet Dharmapurikar <adharmap@codeaurora.org>
Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
This commit is contained in:
Daniel Walker 2010-05-04 15:12:27 -07:00
parent acb241cb61
commit cf62ffae25
2 changed files with 39 additions and 3 deletions
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3
arch/arm/mach-msm/include/mach/io.h
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@ -26,4 +26,7 @@ void __iomem *__msm_ioremap(unsigned long phys_addr, size_t size, unsigned int m
#define __io(a) __typesafe_io(a)
#define __mem_pci(a) (a)
void msm_map_qsd8x50_io(void);
extern unsigned int msm_shared_ram_phys;
#endif

39
arch/arm/mach-msm/io.c
View File

@ -1,8 +1,9 @@
/* arch/arm/mach-msm/io.c
*
* MSM7K io support
* MSM7K, QSD io support
*
* Copyright (C) 2007 Google, Inc.
* Copyright (c) 2008-2010, Code Aurora Forum. All rights reserved.
* Author: Brian Swetland <swetland@google.com>
*
* This software is licensed under the terms of the GNU General Public
@ -34,6 +35,8 @@
.type = MT_DEVICE_NONSHARED, \
}
#if defined(CONFIG_ARCH_MSM7X00A) || defined(CONFIG_ARCH_MSM7X27) \
|| defined(CONFIG_ARCH_MSM7X25)
static struct map_desc msm_io_desc[] __initdata = {
MSM_DEVICE(VIC),
MSM_DEVICE(CSR),
@ -50,7 +53,7 @@ static struct map_desc msm_io_desc[] __initdata = {
#endif
{
.virtual = (unsigned long) MSM_SHARED_RAM_BASE,
.pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS),
.pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS),
.length = MSM_SHARED_RAM_SIZE,
.type = MT_DEVICE,
},
@ -63,9 +66,39 @@ void __init msm_map_common_io(void)
* pages are peripheral interface or not.
*/
asm("mcr p15, 0, %0, c15, c2, 4" : : "r" (0));
iotable_init(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(DMOV),
MSM_DEVICE(GPIO1),
MSM_DEVICE(GPIO2),
MSM_DEVICE(CLK_CTL),
MSM_DEVICE(SIRC),
MSM_DEVICE(SCPLL),
MSM_DEVICE(AD5),
MSM_DEVICE(MDC),
#ifdef CONFIG_MSM_DEBUG_UART
MSM_DEVICE(DEBUG_UART),
#endif
{
.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)
{
iotable_init(qsd8x50_io_desc, ARRAY_SIZE(qsd8x50_io_desc));
}
#endif /* CONFIG_ARCH_QSD8X50 */
void __iomem *
__msm_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype)