AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

ARM: 6015/1: ST SPEAr: Added source files for SPEAr6xx machine family

Browse Source 
Reviewed-by: Linus Walleij <linux.walleij@stericsson.com>

Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
viresh kumar 2010-04-01 12:31:01 +01:00 committed by Russell King
parent 8c0236fc46
commit 8f590d4541
7 changed files with 286 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
arch/arm/mach-spear6xx/Kconfig Normal file
View File

@ -0,0 +1,20 @@
#
# SPEAr6XX Machine configuration file
#
if ARCH_SPEAR6XX
choice
prompt "SPEAr6XX Family"
default MACH_SPEAR600
config MACH_SPEAR600
bool "SPEAr600"
help
Supports ST SPEAr600 Machine
endchoice
# Adding SPEAr6XX machine specific configuration files
source "arch/arm/mach-spear6xx/Kconfig600"
endif #ARCH_SPEAR6XX

17
arch/arm/mach-spear6xx/Kconfig600 Normal file
View File

@ -0,0 +1,17 @@
#
# SPEAr600 machine configuration file
#
if MACH_SPEAR600
choice
prompt "SPEAr600 Boards"
default BOARD_SPEAR600_EVB
config BOARD_SPEAR600_EVB
bool "SPEAr600 Evaluation Board"
help
Supports ST SPEAr600 Evaluation Board
endchoice
endif #MACH_SPEAR600

12
arch/arm/mach-spear6xx/Makefile Normal file
View File

@ -0,0 +1,12 @@
#
# Makefile for SPEAr6XX machine series
#
# common files
obj-y += clock.o spear6xx.o
# spear600 specific files
obj-$(CONFIG_MACH_SPEAR600) += spear600.o
# spear600 boards files
obj-$(CONFIG_BOARD_SPEAR600_EVB) += spear600_evb.o

3
arch/arm/mach-spear6xx/Makefile.boot Normal file
View File

@ -0,0 +1,3 @@
zreladdr-y := 0x00008000
params_phys-y := 0x00000100
initrd_phys-y := 0x00800000

25
arch/arm/mach-spear6xx/spear600.c Normal file
View File

@ -0,0 +1,25 @@
/*
* arch/arm/mach-spear6xx/spear600.c
*
* SPEAr600 machine source file
*
* Copyright (C) 2009 ST Microelectronics
* Rajeev Kumar<rajeev-dlh.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/ptrace.h>
#include <asm/irq.h>
#include <mach/generic.h>
#include <mach/spear.h>
/* Add spear600 specific devices here */
void __init spear600_init(void)
{
/* call spear6xx family common init function */
spear6xx_init();
}

51
arch/arm/mach-spear6xx/spear600_evb.c Normal file
View File

@ -0,0 +1,51 @@
/*
* arch/arm/mach-spear6xx/spear600_evb.c
*
* SPEAr600 evaluation board source file
*
* 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 <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <mach/generic.h>
#include <mach/spear.h>
static struct amba_device *amba_devs[] __initdata = {
&gpio_device[0],
&gpio_device[1],
&gpio_device[2],
&uart_device[0],
&uart_device[1],
};
static struct platform_device *plat_devs[] __initdata = {
};
static void __init spear600_evb_init(void)
{
unsigned int i;
/* call spear600 machine init function */
spear600_init();
/* Add Platform Devices */
platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs));
/* Add Amba Devices */
for (i = 0; i < ARRAY_SIZE(amba_devs); i++)
amba_device_register(amba_devs[i], &iomem_resource);
}
MACHINE_START(SPEAR600, "ST-SPEAR600-EVB")
.boot_params = 0x00000100,
.map_io = spear6xx_map_io,
.init_irq = spear6xx_init_irq,
.timer = &spear_sys_timer,
.init_machine = spear600_evb_init,
MACHINE_END

158
arch/arm/mach-spear6xx/spear6xx.c Normal file
View File

@ -0,0 +1,158 @@
/*
* arch/arm/mach-spear6xx/spear6xx.c
*
* SPEAr6XX machines common source file
*
* Copyright (C) 2009 ST Microelectronics
* Rajeev Kumar<rajeev-dlh.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/types.h>
#include <linux/amba/pl061.h>
#include <linux/types.h>
#include <linux/ptrace.h>
#include <linux/io.h>
#include <asm/hardware/vic.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <mach/irqs.h>
#include <mach/generic.h>
#include <mach/spear.h>
/* Add spear6xx machines common devices here */
/* uart device registeration */
struct amba_device uart_device[] = {
{
.dev = {
.init_name = "uart0",
},
.res = {
.start = SPEAR6XX_ICM1_UART0_BASE,
.end = SPEAR6XX_ICM1_UART0_BASE +
SPEAR6XX_ICM1_UART0_SIZE - 1,
.flags = IORESOURCE_MEM,
},
.irq = {IRQ_UART_0, NO_IRQ},
}, {
.dev = {
.init_name = "uart1",
},
.res = {
.start = SPEAR6XX_ICM1_UART1_BASE,
.end = SPEAR6XX_ICM1_UART1_BASE +
SPEAR6XX_ICM1_UART1_SIZE - 1,
.flags = IORESOURCE_MEM,
},
.irq = {IRQ_UART_1, NO_IRQ},
}
};
/* gpio device registeration */
static struct pl061_platform_data gpio_plat_data[] = {
{
.gpio_base = 0,
.irq_base = SPEAR_GPIO0_INT_BASE,
}, {
.gpio_base = 8,
.irq_base = SPEAR_GPIO1_INT_BASE,
}, {
.gpio_base = 16,
.irq_base = SPEAR_GPIO2_INT_BASE,
},
};
struct amba_device gpio_device[] = {
{
.dev = {
.init_name = "gpio0",
.platform_data = &gpio_plat_data[0],
},
.res = {
.start = SPEAR6XX_CPU_GPIO_BASE,
.end = SPEAR6XX_CPU_GPIO_BASE +
SPEAR6XX_CPU_GPIO_SIZE - 1,
.flags = IORESOURCE_MEM,
},
.irq = {IRQ_LOCAL_GPIO, NO_IRQ},
}, {
.dev = {
.init_name = "gpio1",
.platform_data = &gpio_plat_data[1],
},
.res = {
.start = SPEAR6XX_ICM3_GPIO_BASE,
.end = SPEAR6XX_ICM3_GPIO_BASE +
SPEAR6XX_ICM3_GPIO_SIZE - 1,
.flags = IORESOURCE_MEM,
},
.irq = {IRQ_BASIC_GPIO, NO_IRQ},
}, {
.dev = {
.init_name = "gpio2",
.platform_data = &gpio_plat_data[2],
},
.res = {
.start = SPEAR6XX_ICM2_GPIO_BASE,
.end = SPEAR6XX_ICM2_GPIO_BASE +
SPEAR6XX_ICM2_GPIO_SIZE - 1,
.flags = IORESOURCE_MEM,
},
.irq = {IRQ_APPL_GPIO, NO_IRQ},
}
};
/* This will add devices, and do machine specific tasks */
void __init spear6xx_init(void)
{
/* nothing to do for now */
}
/* This will initialize vic */
void __init spear6xx_init_irq(void)
{
vic_init((void __iomem *)VA_SPEAR6XX_CPU_VIC_PRI_BASE, 0, ~0, 0);
vic_init((void __iomem *)VA_SPEAR6XX_CPU_VIC_SEC_BASE, 32, ~0, 0);
}
/* Following will create static virtual/physical mappings */
static struct map_desc spear6xx_io_desc[] __initdata = {
{
.virtual = VA_SPEAR6XX_ICM1_UART0_BASE,
.pfn = __phys_to_pfn(SPEAR6XX_ICM1_UART0_BASE),
.length = SPEAR6XX_ICM1_UART0_SIZE,
.type = MT_DEVICE
}, {
.virtual = VA_SPEAR6XX_CPU_VIC_PRI_BASE,
.pfn = __phys_to_pfn(SPEAR6XX_CPU_VIC_PRI_BASE),
.length = SPEAR6XX_CPU_VIC_PRI_SIZE,
.type = MT_DEVICE
}, {
.virtual = VA_SPEAR6XX_CPU_VIC_SEC_BASE,
.pfn = __phys_to_pfn(SPEAR6XX_CPU_VIC_SEC_BASE),
.length = SPEAR6XX_CPU_VIC_SEC_SIZE,
.type = MT_DEVICE
}, {
.virtual = VA_SPEAR6XX_ICM3_SYS_CTRL_BASE,
.pfn = __phys_to_pfn(SPEAR6XX_ICM3_SYS_CTRL_BASE),
.length = SPEAR6XX_ICM3_MISC_REG_BASE,
.type = MT_DEVICE
}, {
.virtual = VA_SPEAR6XX_ICM3_MISC_REG_BASE,
.pfn = __phys_to_pfn(SPEAR6XX_ICM3_MISC_REG_BASE),
.length = SPEAR6XX_ICM3_MISC_REG_SIZE,
.type = MT_DEVICE
},
};
/* This will create static memory mapping for selected devices */
void __init spear6xx_map_io(void)
{
iotable_init(spear6xx_io_desc, ARRAY_SIZE(spear6xx_io_desc));
/* This will initialize clock framework */
clk_init();
}