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ARM: mxs: enable multiplatform build

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Remove files that are not needed by multiplatform build, and make
necessary changes on Kconfig to enable multiplatform build.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Shawn Guo 2013-03-29 16:25:43 +08:00
parent e91411b44d
commit d696e3f658
7 changed files with 14 additions and 127 deletions
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17
arch/arm/Kconfig
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@ -468,23 +468,6 @@ config ARCH_FOOTBRIDGE
Support for systems based on the DC21285 companion chip
("FootBridge"), such as the Simtec CATS and the Rebel NetWinder.
config ARCH_MXS
bool "Freescale MXS-based"
select ARCH_REQUIRE_GPIOLIB
select CLKDEV_LOOKUP
select CLKSRC_MMIO
select CLKSRC_OF
select COMMON_CLK
select GENERIC_CLOCKEVENTS
select HAVE_CLK_PREPARE
select MULTI_IRQ_HANDLER
select PINCTRL
select SPARSE_IRQ
select STMP_DEVICE
select USE_OF
help
Support for Freescale MXS-based family of processors
config ARCH_NETX
bool "Hilscher NetX based"
select ARM_VIC

2
arch/arm/configs/mxs_defconfig
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@ -22,8 +22,8 @@ CONFIG_MODVERSIONS=y
CONFIG_BLK_DEV_INTEGRITY=y
# CONFIG_IOSCHED_DEADLINE is not set
# CONFIG_IOSCHED_CFQ is not set
# CONFIG_ARCH_MULTI_V7 is not set
CONFIG_ARCH_MXS=y
CONFIG_MACH_MXS_DT=y
# CONFIG_ARM_THUMB is not set
CONFIG_PREEMPT_VOLUNTARY=y
CONFIG_AEABI=y

22
arch/arm/mach-mxs/Kconfig
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@ -1,5 +1,3 @@
if ARCH_MXS
config SOC_IMX23
bool
select ARM_AMBA
@ -15,14 +13,18 @@ config SOC_IMX28
select HAVE_PWM
select PINCTRL_IMX28
comment "MXS platforms:"
config MACH_MXS_DT
bool "Support MXS platforms from device tree"
config ARCH_MXS
bool "Freescale MXS (i.MX23, i.MX28) support"
depends on ARCH_MULTI_V5
select ARCH_REQUIRE_GPIOLIB
select CLKDEV_LOOKUP
select CLKSRC_MMIO
select CLKSRC_OF
select GENERIC_CLOCKEVENTS
select HAVE_CLK_PREPARE
select PINCTRL
select SOC_IMX23
select SOC_IMX28
select STMP_DEVICE
help
Include support for Freescale MXS platforms(i.MX23 and i.MX28)
using the device tree for discovery
endif
Support for Freescale MXS-based family of processors

2
arch/arm/mach-mxs/Makefile
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@ -1,2 +1,2 @@
obj-$(CONFIG_PM) += pm.o
obj-$(CONFIG_MACH_MXS_DT) += mach-mxs.o
obj-$(CONFIG_ARCH_MXS) += mach-mxs.o

1
arch/arm/mach-mxs/Makefile.boot
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@ -1 +0,0 @@
zreladdr-y += 0x40008000

21
arch/arm/mach-mxs/include/mach/timex.h
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@ -1,21 +0,0 @@
/*
* Copyright (C) 1999 ARM Limited
* Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
*
* 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.
*/
#ifndef __MACH_MXS_TIMEX_H__
#define __MACH_MXS_TIMEX_H__
#define CLOCK_TICK_RATE 32000 /* 32K */
#endif /* __MACH_MXS_TIMEX_H__ */

76
arch/arm/mach-mxs/include/mach/uncompress.h
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@ -1,76 +0,0 @@
/*
* arch/arm/mach-mxs/include/mach/uncompress.h
*
* Copyright (C) 1999 ARM Limited
* Copyright (C) Shane Nay (shane@minirl.com)
* Copyright 2010 Freescale Semiconductor, Inc. All Rights Reserved.
*
* 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.
*/
#ifndef __MACH_MXS_UNCOMPRESS_H__
#define __MACH_MXS_UNCOMPRESS_H__
unsigned long mxs_duart_base;
#define MXS_DUART(x) (*(volatile unsigned long *)(mxs_duart_base + (x)))
#define MXS_DUART_DR 0x00
#define MXS_DUART_FR 0x18
#define MXS_DUART_FR_TXFE (1 << 7)
#define MXS_DUART_CR 0x30
#define MXS_DUART_CR_UARTEN (1 << 0)
/*
* The following code assumes the serial port has already been
* initialized by the bootloader. If it's not, the output is
* simply discarded.
*/
static void putc(int ch)
{
if (!mxs_duart_base)
return;
if (!(MXS_DUART(MXS_DUART_CR) & MXS_DUART_CR_UARTEN))
return;
while (!(MXS_DUART(MXS_DUART_FR) & MXS_DUART_FR_TXFE))
barrier();
MXS_DUART(MXS_DUART_DR) = ch;
}
static inline void flush(void)
{
}
#define MX23_DUART_BASE_ADDR 0x80070000
#define MX28_DUART_BASE_ADDR 0x80074000
#define MXS_DIGCTL_CHIPID 0x8001c310
static inline void __arch_decomp_setup(unsigned long arch_id)
{
u16 chipid = (*(volatile unsigned long *) MXS_DIGCTL_CHIPID) >> 16;
switch (chipid) {
case 0x3780:
mxs_duart_base = MX23_DUART_BASE_ADDR;
break;
case 0x2800:
mxs_duart_base = MX28_DUART_BASE_ADDR;
break;
default:
break;
}
}
#define arch_decomp_setup() __arch_decomp_setup(arch_id)
#endif /* __MACH_MXS_UNCOMPRESS_H__ */