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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/avr32-2.6

Browse Source 
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/avr32-2.6:
  [AVR32] extint: Set initial irq type to low level
  [AVR32] extint: change set_irq_type() handling
  [AVR32] NMI debugging
  [AVR32] constify function pointer tables
  [AVR32] ATNGW100: Update defconfig
  [AVR32] ATSTK1002: Update defconfig
  [AVR32] Kconfig: Choose daughterboard instead of CPU
  [AVR32] Add support for ATSTK1003 and ATSTK1004
  [AVR32] Clean up external DAC setup code
  [AVR32] ATSTK1000: Move gpio-leds setup to setup.c
  [AVR32] Add support for AT32AP7001 and AT32AP7002
  [AVR32] Provide more CPU information in /proc/cpuinfo and dmesg
  [AVR32] Oprofile support
  [AVR32] Include instrumentation menu
  Disable VGA text console for AVR32 architecture
  [AVR32] Enable debugging only when needed
  ptrace: Call arch_ptrace_attach() when request=PTRACE_TRACEME
  [AVR32] Remove redundant try_to_freeze() call from do_signal()
  [AVR32] Drop GFP_COMP for DMA memory allocations
This commit is contained in:
Linus Torvalds
2008-01-25 08:40:02 -08:00
parent e07dd2ad30 d6c49a7a78
commit 7556afa0e0
46 changed files with 3575 additions and 513 deletions
Download Patch File Download Diff File Expand all files Collapse all files
Documentation/kernel-parameters.txt
+5
View File
@@ -34,6 +34,7 @@ parameter is applicable:
ALSA ALSA sound support is enabled.
APIC APIC support is enabled.
APM Advanced Power Management support is enabled.
AVR32 AVR32 architecture is enabled.
AX25 Appropriate AX.25 support is enabled.
BLACKFIN Blackfin architecture is enabled.
DRM Direct Rendering Management support is enabled.
@@ -1123,6 +1124,10 @@ and is between 256 and 4096 characters. It is defined in the file
of returning the full 64-bit number.
The default is to return 64-bit inode numbers.
nmi_debug= [KNL,AVR32] Specify one or more actions to take
when a NMI is triggered.
Format: [state][,regs][,debounce][,die]
nmi_watchdog= [KNL,BUGS=X86-32] Debugging features for SMP kernels
no387 [BUGS=X86-32] Tells the kernel to use the 387 maths
arch/avr32/Kconfig
+34 -15
View File
@@ -54,6 +54,9 @@ config ARCH_HAS_ILOG2_U32
config ARCH_HAS_ILOG2_U64
def_bool n
config ARCH_SUPPORTS_OPROFILE
def_bool y
config GENERIC_HWEIGHT
def_bool y
@@ -81,19 +84,23 @@ config PLATFORM_AT32AP
select MMU
select PERFORMANCE_COUNTERS
choice
prompt "AVR32 CPU type"
default CPU_AT32AP7000
config CPU_AT32AP7000
bool "AT32AP7000"
select PLATFORM_AT32AP
endchoice
#
# CPU Daughterboards for ATSTK1000
config BOARD_ATSTK1002
# CPU types
#
# AP7000 derivatives
config CPU_AT32AP700X
bool
select PLATFORM_AT32AP
config CPU_AT32AP7000
bool
select CPU_AT32AP700X
config CPU_AT32AP7001
bool
select CPU_AT32AP700X
config CPU_AT32AP7002
bool
select CPU_AT32AP700X
choice
prompt "AVR32 board type"
@@ -101,10 +108,10 @@ choice
config BOARD_ATSTK1000
bool "ATSTK1000 evaluation board"
select BOARD_ATSTK1002 if CPU_AT32AP7000
config BOARD_ATNGW100
bool "ATNGW100 Network Gateway"
select CPU_AT32AP7000
endchoice
if BOARD_ATSTK1000
@@ -123,15 +130,15 @@ source "arch/avr32/mach-at32ap/Kconfig"
config LOAD_ADDRESS
hex
default 0x10000000 if LOADER_U_BOOT=y && CPU_AT32AP7000=y
default 0x10000000 if LOADER_U_BOOT=y && CPU_AT32AP700X=y
config ENTRY_ADDRESS
hex
default 0x90000000 if LOADER_U_BOOT=y && CPU_AT32AP7000=y
default 0x90000000 if LOADER_U_BOOT=y && CPU_AT32AP700X=y
config PHYS_OFFSET
hex
default 0x10000000 if CPU_AT32AP7000=y
default 0x10000000 if CPU_AT32AP700X=y
source "kernel/Kconfig.preempt"
@@ -163,6 +170,16 @@ config OWNERSHIP_TRACE
enabling Nexus-compliant debuggers to keep track of the PID of the
currently executing task.
config NMI_DEBUGGING
bool "NMI Debugging"
default n
help
Say Y here and pass the nmi_debug command-line parameter to
the kernel to turn on NMI debugging. Depending on the value
of the nmi_debug option, various pieces of information will
be dumped to the console when a Non-Maskable Interrupt
happens.
# FPU emulation goes here
source "kernel/Kconfig.hz"
@@ -219,6 +236,8 @@ source "drivers/Kconfig"
source "fs/Kconfig"
source "kernel/Kconfig.instrumentation"
source "arch/avr32/Kconfig.debug"
source "security/Kconfig"
arch/avr32/Kconfig.debug
-10
View File
@@ -6,14 +6,4 @@ config TRACE_IRQFLAGS_SUPPORT
source "lib/Kconfig.debug"
config KPROBES
bool "Kprobes"
depends on DEBUG_KERNEL
help
Kprobes allows you to trap at almost any kernel address and
execute a callback function. register_kprobe() establishes
a probepoint and specifies the callback. Kprobes is useful
for kernel debugging, non-intrusive instrumentation and testing.
If in doubt, say "N".
endmenu
arch/avr32/Makefile
+2 -1
View File
@@ -16,7 +16,7 @@ KBUILD_AFLAGS += -mrelax -mno-pic
CFLAGS_MODULE += -mno-relax
LDFLAGS_vmlinux += --relax
cpuflags-$(CONFIG_CPU_AT32AP7000) += -mcpu=ap7000
cpuflags-$(CONFIG_PLATFORM_AT32AP) += -march=ap
KBUILD_CFLAGS += $(cpuflags-y)
KBUILD_AFLAGS += $(cpuflags-y)
@@ -31,6 +31,7 @@ core-$(CONFIG_BOARD_ATNGW100) += arch/avr32/boards/atngw100/
core-$(CONFIG_LOADER_U_BOOT) += arch/avr32/boot/u-boot/
core-y += arch/avr32/kernel/
core-y += arch/avr32/mm/
drivers-$(CONFIG_OPROFILE) += arch/avr32/oprofile/
libs-y += arch/avr32/lib/
archincdir-$(CONFIG_PLATFORM_AT32AP) := arch-at32ap
arch/avr32/boards/atngw100/setup.c
+1 -1
View File
@@ -20,7 +20,7 @@
#include <asm/io.h>
#include <asm/setup.h>
#include <asm/arch/at32ap7000.h>
#include <asm/arch/at32ap700x.h>
#include <asm/arch/board.h>
#include <asm/arch/init.h>
#include <asm/arch/portmux.h>
arch/avr32/boards/atstk1000/Kconfig
+42 -16
View File
@@ -1,34 +1,53 @@
# STK1000 customization
if BOARD_ATSTK1002
if BOARD_ATSTK1000
config BOARD_ATSTK1002_CUSTOM
bool "Non-default STK-1002 jumper settings"
choice
prompt "ATSTK1000 CPU daughterboard type"
default BOARD_ATSTK1002
config BOARD_ATSTK1002
bool "ATSTK1002"
select CPU_AT32AP7000
config BOARD_ATSTK1003
bool "ATSTK1003"
select CPU_AT32AP7001
config BOARD_ATSTK1004
bool "ATSTK1004"
select CPU_AT32AP7002
endchoice
config BOARD_ATSTK100X_CUSTOM
bool "Non-default STK1002/STK1003/STK1004 jumper settings"
help
You will normally leave the jumpers on the CPU card at their
default settings. If you need to use certain peripherals,
you will need to change some of those jumpers.
if BOARD_ATSTK1002_CUSTOM
if BOARD_ATSTK100X_CUSTOM
config BOARD_ATSTK1002_SW1_CUSTOM
config BOARD_ATSTK100X_SW1_CUSTOM
bool "SW1: use SSC1 (not SPI0)"
help
This also prevents using the external DAC as an audio interface,
and means you can't initialize the on-board QVGA display.
config BOARD_ATSTK1002_SW2_CUSTOM
config BOARD_ATSTK100X_SW2_CUSTOM
bool "SW2: use IRDA or TIMER0 (not UART-A, MMC/SD, and PS2-A)"
help
If you change this you'll want an updated boot loader putting
the console on UART-C not UART-A.
config BOARD_ATSTK1002_SW3_CUSTOM
config BOARD_ATSTK100X_SW3_CUSTOM
bool "SW3: use TIMER1 (not SSC0 and GCLK)"
help
This also prevents using the external DAC as an audio interface.
config BOARD_ATSTK1002_SW4_CUSTOM
config BOARD_ATSTK100X_SW4_CUSTOM
bool "SW4: use ISI/Camera (not GPIOs, SPI1, and PS2-B)"
help
To use the camera interface you'll need a custom card (on the
@@ -36,27 +55,29 @@ config BOARD_ATSTK1002_SW4_CUSTOM
config BOARD_ATSTK1002_SW5_CUSTOM
bool "SW5: use MACB1 (not LCDC)"
depends on BOARD_ATSTK1002
config BOARD_ATSTK1002_SW6_CUSTOM
bool "SW6: more GPIOs (not MACB0)"
depends on BOARD_ATSTK1002
endif # custom
config BOARD_ATSTK1002_SPI1
config BOARD_ATSTK100X_SPI1
bool "Configure SPI1 controller"
depends on !BOARD_ATSTK1002_SW4_CUSTOM
depends on !BOARD_ATSTK100X_SW4_CUSTOM
help
All the signals for the second SPI controller are available on
GPIO lines and accessed through the J1 jumper block. Say "y"
here to configure that SPI controller.
config BOARD_ATSTK1002_J2_LED
config BOARD_ATSTK1000_J2_LED
bool
default BOARD_ATSTK1002_J2_LED8 || BOARD_ATSTK1002_J2_RGB
default BOARD_ATSTK1000_J2_LED8 || BOARD_ATSTK1000_J2_RGB
choice
prompt "LEDs connected to J2:"
depends on LEDS_GPIO && !BOARD_ATSTK1002_SW4_CUSTOM
depends on LEDS_GPIO && !BOARD_ATSTK100X_SW4_CUSTOM
optional
help
Select this if you have jumpered the J2 jumper block to the
@@ -64,16 +85,21 @@ choice
IDC cable. A default "heartbeat" trigger is provided, but
you can of course override this.
config BOARD_ATSTK1002_J2_LED8
config BOARD_ATSTK1000_J2_LED8
bool "LED0..LED7"
help
Select this if J2 is jumpered to LED0..LED7 amber leds.
config BOARD_ATSTK1002_J2_RGB
config BOARD_ATSTK1000_J2_RGB
bool "RGB leds"
help
Select this if J2 is jumpered to the RGB leds.
endchoice
endif # stk 1002
config BOARD_ATSTK1000_EXTDAC
bool
depends on !BOARD_ATSTK100X_SW1_CUSTOM && !BOARD_ATSTK100X_SW3_CUSTOM
default y
endif # stk 1000
arch/avr32/boards/atstk1000/Makefile
+2
View File
@@ -1,2 +1,4 @@
obj-y += setup.o flash.o
obj-$(CONFIG_BOARD_ATSTK1002) += atstk1002.o
obj-$(CONFIG_BOARD_ATSTK1003) += atstk1003.o
obj-$(CONFIG_BOARD_ATSTK1004) += atstk1004.o
arch/avr32/boards/atstk1000/atstk1000.h
+2
View File
@@ -12,4 +12,6 @@
extern struct atmel_lcdfb_info atstk1000_lcdc_data;
void atstk1000_setup_j2_leds(void);
#endif /* __ARCH_AVR32_BOARDS_ATSTK1000_ATSTK1000_H */
arch/avr32/boards/atstk1000/atstk1002.c
+21 -85
View File
@@ -11,7 +11,6 @@
#include <linux/etherdevice.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
#include <linux/string.h>
#include <linux/types.h>
@@ -22,7 +21,7 @@
#include <asm/io.h>
#include <asm/setup.h>
#include <asm/arch/at32ap7000.h>
#include <asm/arch/at32ap700x.h>
#include <asm/arch/board.h>
#include <asm/arch/init.h>
#include <asm/arch/portmux.h>
@@ -49,18 +48,16 @@ static struct eth_platform_data __initdata eth_data[2] = {
},
};
#ifndef CONFIG_BOARD_ATSTK1002_SW1_CUSTOM
#ifndef CONFIG_BOARD_ATSTK1002_SW3_CUSTOM
#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
static struct at73c213_board_info at73c213_data = {
.ssc_id = 0,
.shortname = "AVR32 STK1000 external DAC",
};
#endif
#endif
#ifndef CONFIG_BOARD_ATSTK1002_SW1_CUSTOM
#ifndef CONFIG_BOARD_ATSTK100X_SW1_CUSTOM
static struct spi_board_info spi0_board_info[] __initdata = {
#ifndef CONFIG_BOARD_ATSTK1002_SW3_CUSTOM
#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
{
/* AT73C213 */
.modalias = "at73c213",
@@ -80,7 +77,7 @@ static struct spi_board_info spi0_board_info[] __initdata = {
};
#endif
#ifdef CONFIG_BOARD_ATSTK1002_SPI1
#ifdef CONFIG_BOARD_ATSTK100X_SPI1
static struct spi_board_info spi1_board_info[] __initdata = { {
/* patch in custom entries here */
} };
@@ -141,68 +138,8 @@ static void __init set_hw_addr(struct platform_device *pdev)
clk_put(pclk);
}
#ifdef CONFIG_BOARD_ATSTK1002_J2_LED
static struct gpio_led stk_j2_led[] = {
#ifdef CONFIG_BOARD_ATSTK1002_J2_LED8
#define LEDSTRING "J2 jumpered to LED8"
{ .name = "led0:amber", .gpio = GPIO_PIN_PB( 8), },
{ .name = "led1:amber", .gpio = GPIO_PIN_PB( 9), },
{ .name = "led2:amber", .gpio = GPIO_PIN_PB(10), },
{ .name = "led3:amber", .gpio = GPIO_PIN_PB(13), },
{ .name = "led4:amber", .gpio = GPIO_PIN_PB(14), },
{ .name = "led5:amber", .gpio = GPIO_PIN_PB(15), },
{ .name = "led6:amber", .gpio = GPIO_PIN_PB(16), },
{ .name = "led7:amber", .gpio = GPIO_PIN_PB(30),
.default_trigger = "heartbeat", },
#else /* RGB */
#define LEDSTRING "J2 jumpered to RGB LEDs"
{ .name = "r1:red", .gpio = GPIO_PIN_PB( 8), },
{ .name = "g1:green", .gpio = GPIO_PIN_PB(10), },
{ .name = "b1:blue", .gpio = GPIO_PIN_PB(14), },
{ .name = "r2:red", .gpio = GPIO_PIN_PB( 9),
.default_trigger = "heartbeat", },
{ .name = "g2:green", .gpio = GPIO_PIN_PB(13), },
{ .name = "b2:blue", .gpio = GPIO_PIN_PB(15),
.default_trigger = "heartbeat", },
/* PB16, PB30 unused */
#endif
};
static struct gpio_led_platform_data stk_j2_led_data = {
.num_leds = ARRAY_SIZE(stk_j2_led),
.leds = stk_j2_led,
};
static struct platform_device stk_j2_led_dev = {
.name = "leds-gpio",
.id = 2, /* gpio block J2 */
.dev = {
.platform_data = &stk_j2_led_data,
},
};
static void setup_j2_leds(void)
{
unsigned i;
for (i = 0; i < ARRAY_SIZE(stk_j2_led); i++)
at32_select_gpio(stk_j2_led[i].gpio, AT32_GPIOF_OUTPUT);
printk("STK1002: " LEDSTRING "\n");
platform_device_register(&stk_j2_led_dev);
}
#else
static void setup_j2_leds(void)
{
}
#endif
#ifndef CONFIG_BOARD_ATSTK1002_SW1_CUSTOM
#ifndef CONFIG_BOARD_ATSTK1002_SW3_CUSTOM
static void __init at73c213_set_clk(struct at73c213_board_info *info)
#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
static void __init atstk1002_setup_extdac(void)
{
struct clk *gclk;
struct clk *pll;
@@ -220,7 +157,7 @@ static void __init at73c213_set_clk(struct at73c213_board_info *info)
}
at32_select_periph(GPIO_PIN_PA(30), GPIO_PERIPH_A, 0);
info->dac_clk = gclk;
at73c213_data.dac_clk = gclk;
err_set_clk:
clk_put(pll);
@@ -229,12 +166,16 @@ err_pll:
err_gclk:
return;
}
#endif
#endif
#else
static void __init atstk1002_setup_extdac(void)
{
}
#endif /* CONFIG_BOARD_ATSTK1000_EXTDAC */
void __init setup_board(void)
{
#ifdef CONFIG_BOARD_ATSTK1002_SW2_CUSTOM
#ifdef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
at32_map_usart(0, 1); /* USART 0/B: /dev/ttyS1, IRDA */
#else
at32_map_usart(1, 0); /* USART 1/A: /dev/ttyS0, DB9 */
@@ -271,7 +212,7 @@ static int __init atstk1002_init(void)
at32_add_system_devices();
#ifdef CONFIG_BOARD_ATSTK1002_SW2_CUSTOM
#ifdef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
at32_add_device_usart(1);
#else
at32_add_device_usart(0);
@@ -281,10 +222,10 @@ static int __init atstk1002_init(void)
#ifndef CONFIG_BOARD_ATSTK1002_SW6_CUSTOM
set_hw_addr(at32_add_device_eth(0, &eth_data[0]));
#endif
#ifndef CONFIG_BOARD_ATSTK1002_SW1_CUSTOM
#ifndef CONFIG_BOARD_ATSTK100X_SW1_CUSTOM
at32_add_device_spi(0, spi0_board_info, ARRAY_SIZE(spi0_board_info));
#endif
#ifdef CONFIG_BOARD_ATSTK1002_SPI1
#ifdef CONFIG_BOARD_ATSTK100X_SPI1
at32_add_device_spi(1, spi1_board_info, ARRAY_SIZE(spi1_board_info));
#endif
#ifdef CONFIG_BOARD_ATSTK1002_SW5_CUSTOM
@@ -294,17 +235,12 @@ static int __init atstk1002_init(void)
fbmem_start, fbmem_size);
#endif
at32_add_device_usba(0, NULL);
#ifndef CONFIG_BOARD_ATSTK1002_SW3_CUSTOM
#ifndef CONFIG_BOARD_ATSTK100X_SW3_CUSTOM
at32_add_device_ssc(0, ATMEL_SSC_TX);
#endif
setup_j2_leds();
#ifndef CONFIG_BOARD_ATSTK1002_SW3_CUSTOM
#ifndef CONFIG_BOARD_ATSTK1002_SW1_CUSTOM
at73c213_set_clk(&at73c213_data);
#endif
#endif
atstk1000_setup_j2_leds();
atstk1002_setup_extdac();
return 0;
}
arch/avr32/boards/atstk1000/atstk1003.c
+162
View File
@@ -0,0 +1,162 @@
/*
* ATSTK1003 daughterboard-specific init code
*
* Copyright (C) 2007 Atmel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/clk.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/spi/at73c213.h>
#include <linux/spi/spi.h>
#include <asm/setup.h>
#include <asm/arch/at32ap700x.h>
#include <asm/arch/board.h>
#include <asm/arch/init.h>
#include <asm/arch/portmux.h>
#include "atstk1000.h"
#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
static struct at73c213_board_info at73c213_data = {
.ssc_id = 0,
.shortname = "AVR32 STK1000 external DAC",
};
#endif
#ifndef CONFIG_BOARD_ATSTK100X_SW1_CUSTOM
static struct spi_board_info spi0_board_info[] __initdata = {
#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
{
/* AT73C213 */
.modalias = "at73c213",
.max_speed_hz = 200000,
.chip_select = 0,
.mode = SPI_MODE_1,
.platform_data = &at73c213_data,
},
#endif
/*
* We can control the LTV350QV LCD panel, but it isn't much
* point since we don't have an LCD controller...
*/
};
#endif
#ifdef CONFIG_BOARD_ATSTK100X_SPI1
static struct spi_board_info spi1_board_info[] __initdata = { {
/* patch in custom entries here */
} };
#endif
#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
static void __init atstk1003_setup_extdac(void)
{
struct clk *gclk;
struct clk *pll;
gclk = clk_get(NULL, "gclk0");
if (IS_ERR(gclk))
goto err_gclk;
pll = clk_get(NULL, "pll0");
if (IS_ERR(pll))
goto err_pll;
if (clk_set_parent(gclk, pll)) {
pr_debug("STK1000: failed to set pll0 as parent for DAC clock\n");
goto err_set_clk;
}
at32_select_periph(GPIO_PIN_PA(30), GPIO_PERIPH_A, 0);
at73c213_data.dac_clk = gclk;
err_set_clk:
clk_put(pll);
err_pll:
clk_put(gclk);
err_gclk:
return;
}
#else
static void __init atstk1003_setup_extdac(void)
{
}
#endif /* CONFIG_BOARD_ATSTK1000_EXTDAC */
void __init setup_board(void)
{
#ifdef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
at32_map_usart(0, 1); /* USART 0/B: /dev/ttyS1, IRDA */
#else
at32_map_usart(1, 0); /* USART 1/A: /dev/ttyS0, DB9 */
#endif
/* USART 2/unused: expansion connector */
at32_map_usart(3, 2); /* USART 3/C: /dev/ttyS2, DB9 */
at32_setup_serial_console(0);
}
static int __init atstk1003_init(void)
{
/*
* ATSTK1000 uses 32-bit SDRAM interface. Reserve the
* SDRAM-specific pins so that nobody messes with them.
*/
at32_reserve_pin(GPIO_PIN_PE(0)); /* DATA[16] */
at32_reserve_pin(GPIO_PIN_PE(1)); /* DATA[17] */
at32_reserve_pin(GPIO_PIN_PE(2)); /* DATA[18] */
at32_reserve_pin(GPIO_PIN_PE(3)); /* DATA[19] */
at32_reserve_pin(GPIO_PIN_PE(4)); /* DATA[20] */
at32_reserve_pin(GPIO_PIN_PE(5)); /* DATA[21] */
at32_reserve_pin(GPIO_PIN_PE(6)); /* DATA[22] */
at32_reserve_pin(GPIO_PIN_PE(7)); /* DATA[23] */
at32_reserve_pin(GPIO_PIN_PE(8)); /* DATA[24] */
at32_reserve_pin(GPIO_PIN_PE(9)); /* DATA[25] */
at32_reserve_pin(GPIO_PIN_PE(10)); /* DATA[26] */
at32_reserve_pin(GPIO_PIN_PE(11)); /* DATA[27] */
at32_reserve_pin(GPIO_PIN_PE(12)); /* DATA[28] */
at32_reserve_pin(GPIO_PIN_PE(13)); /* DATA[29] */
at32_reserve_pin(GPIO_PIN_PE(14)); /* DATA[30] */
at32_reserve_pin(GPIO_PIN_PE(15)); /* DATA[31] */
at32_reserve_pin(GPIO_PIN_PE(26)); /* SDCS */
at32_add_system_devices();
#ifdef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
at32_add_device_usart(1);
#else
at32_add_device_usart(0);
#endif
at32_add_device_usart(2);
#ifndef CONFIG_BOARD_ATSTK100X_SW1_CUSTOM
at32_add_device_spi(0, spi0_board_info, ARRAY_SIZE(spi0_board_info));
#endif
#ifdef CONFIG_BOARD_ATSTK100X_SPI1
at32_add_device_spi(1, spi1_board_info, ARRAY_SIZE(spi1_board_info));
#endif
#ifndef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
at32_add_device_mci(0);
#endif
at32_add_device_usba(0, NULL);
#ifndef CONFIG_BOARD_ATSTK100X_SW3_CUSTOM
at32_add_device_ssc(0, ATMEL_SSC_TX);
#endif
atstk1000_setup_j2_leds();
atstk1003_setup_extdac();
return 0;
}
postcore_initcall(atstk1003_init);
arch/avr32/boards/atstk1000/atstk1004.c
+147
View File
@@ -0,0 +1,147 @@
/*
* ATSTK1003 daughterboard-specific init code
*
* Copyright (C) 2007 Atmel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/clk.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/spi/at73c213.h>
#include <linux/spi/spi.h>
#include <video/atmel_lcdc.h>
#include <asm/setup.h>
#include <asm/arch/at32ap700x.h>
#include <asm/arch/board.h>
#include <asm/arch/init.h>
#include <asm/arch/portmux.h>
#include "atstk1000.h"
#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
static struct at73c213_board_info at73c213_data = {
.ssc_id = 0,
.shortname = "AVR32 STK1000 external DAC",
};
#endif
#ifndef CONFIG_BOARD_ATSTK100X_SW1_CUSTOM
static struct spi_board_info spi0_board_info[] __initdata = {
#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
{
/* AT73C213 */
.modalias = "at73c213",
.max_speed_hz = 200000,
.chip_select = 0,
.mode = SPI_MODE_1,
.platform_data = &at73c213_data,
},
#endif
{
/* QVGA display */
.modalias = "ltv350qv",
.max_speed_hz = 16000000,
.chip_select = 1,
.mode = SPI_MODE_3,
},
};
#endif
#ifdef CONFIG_BOARD_ATSTK100X_SPI1
static struct spi_board_info spi1_board_info[] __initdata = { {
/* patch in custom entries here */
} };
#endif
#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
static void __init atstk1004_setup_extdac(void)
{
struct clk *gclk;
struct clk *pll;
gclk = clk_get(NULL, "gclk0");
if (IS_ERR(gclk))
goto err_gclk;
pll = clk_get(NULL, "pll0");
if (IS_ERR(pll))
goto err_pll;
if (clk_set_parent(gclk, pll)) {
pr_debug("STK1000: failed to set pll0 as parent for DAC clock\n");
goto err_set_clk;
}
at32_select_periph(GPIO_PIN_PA(30), GPIO_PERIPH_A, 0);
at73c213_data.dac_clk = gclk;
err_set_clk:
clk_put(pll);
err_pll:
clk_put(gclk);
err_gclk:
return;
}
#else
static void __init atstk1004_setup_extdac(void)
{
}
#endif /* CONFIG_BOARD_ATSTK1000_EXTDAC */
void __init setup_board(void)
{
#ifdef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
at32_map_usart(0, 1); /* USART 0/B: /dev/ttyS1, IRDA */
#else
at32_map_usart(1, 0); /* USART 1/A: /dev/ttyS0, DB9 */
#endif
/* USART 2/unused: expansion connector */
at32_map_usart(3, 2); /* USART 3/C: /dev/ttyS2, DB9 */
at32_setup_serial_console(0);
}
static int __init atstk1004_init(void)
{
at32_add_system_devices();
#ifdef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
at32_add_device_usart(1);
#else
at32_add_device_usart(0);
#endif
at32_add_device_usart(2);
#ifndef CONFIG_BOARD_ATSTK100X_SW1_CUSTOM
at32_add_device_spi(0, spi0_board_info, ARRAY_SIZE(spi0_board_info));
#endif
#ifdef CONFIG_BOARD_ATSTK100X_SPI1
at32_add_device_spi(1, spi1_board_info, ARRAY_SIZE(spi1_board_info));
#endif
#ifndef CONFIG_BOARD_ATSTK1002_SW2_CUSTOM
at32_add_device_mci(0);
#endif
at32_add_device_lcdc(0, &atstk1000_lcdc_data,
fbmem_start, fbmem_size);
at32_add_device_usba(0, NULL);
#ifndef CONFIG_BOARD_ATSTK100X_SW3_CUSTOM
at32_add_device_ssc(0, ATMEL_SSC_TX);
#endif
atstk1000_setup_j2_leds();
atstk1004_setup_extdac();
return 0;
}
postcore_initcall(atstk1004_init);
arch/avr32/boards/atstk1000/setup.c
+64
View File
@@ -10,13 +10,17 @@
#include <linux/bootmem.h>
#include <linux/fb.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/types.h>
#include <linux/linkage.h>
#include <video/atmel_lcdc.h>
#include <asm/setup.h>
#include <asm/arch/at32ap700x.h>
#include <asm/arch/board.h>
#include <asm/arch/portmux.h>
#include "atstk1000.h"
@@ -61,3 +65,63 @@ struct atmel_lcdfb_info __initdata atstk1000_lcdc_data = {
.default_monspecs = &atstk1000_default_monspecs,
.guard_time = 2,
};
#ifdef CONFIG_BOARD_ATSTK1000_J2_LED
#include <linux/leds.h>
static struct gpio_led stk1000_j2_led[] = {
#ifdef CONFIG_BOARD_ATSTK1000_J2_LED8
#define LEDSTRING "J2 jumpered to LED8"
{ .name = "led0:amber", .gpio = GPIO_PIN_PB( 8), },
{ .name = "led1:amber", .gpio = GPIO_PIN_PB( 9), },
{ .name = "led2:amber", .gpio = GPIO_PIN_PB(10), },
{ .name = "led3:amber", .gpio = GPIO_PIN_PB(13), },
{ .name = "led4:amber", .gpio = GPIO_PIN_PB(14), },
{ .name = "led5:amber", .gpio = GPIO_PIN_PB(15), },
{ .name = "led6:amber", .gpio = GPIO_PIN_PB(16), },
{ .name = "led7:amber", .gpio = GPIO_PIN_PB(30),
.default_trigger = "heartbeat", },
#else /* RGB */
#define LEDSTRING "J2 jumpered to RGB LEDs"
{ .name = "r1:red", .gpio = GPIO_PIN_PB( 8), },
{ .name = "g1:green", .gpio = GPIO_PIN_PB(10), },
{ .name = "b1:blue", .gpio = GPIO_PIN_PB(14), },
{ .name = "r2:red", .gpio = GPIO_PIN_PB( 9),
.default_trigger = "heartbeat", },
{ .name = "g2:green", .gpio = GPIO_PIN_PB(13), },
{ .name = "b2:blue", .gpio = GPIO_PIN_PB(15),
.default_trigger = "heartbeat", },
/* PB16, PB30 unused */
#endif
};
static struct gpio_led_platform_data stk1000_j2_led_data = {
.num_leds = ARRAY_SIZE(stk1000_j2_led),
.leds = stk1000_j2_led,
};
static struct platform_device stk1000_j2_led_dev = {
.name = "leds-gpio",
.id = 2, /* gpio block J2 */
.dev = {
.platform_data = &stk1000_j2_led_data,
},
};
void __init atstk1000_setup_j2_leds(void)
{
unsigned i;
for (i = 0; i < ARRAY_SIZE(stk1000_j2_led); i++)
at32_select_gpio(stk1000_j2_led[i].gpio, AT32_GPIOF_OUTPUT);
printk("STK1000: " LEDSTRING "\n");
platform_device_register(&stk1000_j2_led_dev);
}
#else /* CONFIG_BOARD_ATSTK1000_J2_LED */
void __init atstk1000_setup_j2_leds(void)
{
}
#endif /* CONFIG_BOARD_ATSTK1000_J2_LED */
arch/avr32/configs/atngw100_defconfig
+261 -147
View File
File diff suppressed because it is too large Load Diff
arch/avr32/configs/atstk1002_defconfig
+486 -151
View File
File diff suppressed because it is too large Load Diff
arch/avr32/configs/atstk1003_defconfig
+1015
View File
File diff suppressed because it is too large Load Diff
arch/avr32/configs/atstk1004_defconfig
+621
View File
File diff suppressed because it is too large Load Diff
arch/avr32/kernel/Makefile
+2 -1
View File
@@ -6,9 +6,10 @@ extra-y := head.o vmlinux.lds
obj-$(CONFIG_SUBARCH_AVR32B) += entry-avr32b.o
obj-y += syscall_table.o syscall-stubs.o irq.o
obj-y += setup.o traps.o semaphore.o ptrace.o
obj-y += setup.o traps.o semaphore.o ocd.o ptrace.o
obj-y += signal.o sys_avr32.o process.o time.o
obj-y += init_task.o switch_to.o cpu.o
obj-$(CONFIG_MODULES) += module.o avr32_ksyms.o
obj-$(CONFIG_KPROBES) += kprobes.o
obj-$(CONFIG_STACKTRACE) += stacktrace.o
obj-$(CONFIG_NMI_DEBUGGING) += nmi_debug.o
arch/avr32/kernel/cpu.c
+69 -27
View File
@@ -13,6 +13,7 @@
#include <linux/percpu.h>
#include <linux/param.h>
#include <linux/errno.h>
#include <linux/clk.h>
#include <asm/setup.h>
#include <asm/sysreg.h>
@@ -187,9 +188,20 @@ static int __init topology_init(void)
subsys_initcall(topology_init);
struct chip_id_map {
u16 mid;
u16 pn;
const char *name;
};
static const struct chip_id_map chip_names[] = {
{ .mid = 0x1f, .pn = 0x1e82, .name = "AT32AP700x" },
};
#define NR_CHIP_NAMES ARRAY_SIZE(chip_names)
static const char *cpu_names[] = {
"Morgan",
"AP7000",
"AP7",
};
#define NR_CPU_NAMES ARRAY_SIZE(cpu_names)
@@ -206,12 +218,32 @@ static const char *mmu_types[] = {
"MPU"
};
static const char *cpu_feature_flags[] = {
"rmw", "dsp", "simd", "ocd", "perfctr", "java", "fpu",
};
static const char *get_chip_name(struct avr32_cpuinfo *cpu)
{
unsigned int i;
unsigned int mid = avr32_get_manufacturer_id(cpu);
unsigned int pn = avr32_get_product_number(cpu);
for (i = 0; i < NR_CHIP_NAMES; i++) {
if (chip_names[i].mid == mid && chip_names[i].pn == pn)
return chip_names[i].name;
}
return "(unknown)";
}
void __init setup_processor(void)
{
unsigned long config0, config1;
unsigned long features;
unsigned cpu_id, cpu_rev, arch_id, arch_rev, mmu_type;
unsigned device_id;
unsigned tmp;
unsigned i;
config0 = sysreg_read(CONFIG0);
config1 = sysreg_read(CONFIG1);
@@ -221,11 +253,14 @@ void __init setup_processor(void)
arch_rev = SYSREG_BFEXT(AR, config0);
mmu_type = SYSREG_BFEXT(MMUT, config0);
device_id = ocd_read(DID);
boot_cpu_data.arch_type = arch_id;
boot_cpu_data.cpu_type = cpu_id;
boot_cpu_data.arch_revision = arch_rev;
boot_cpu_data.cpu_revision = cpu_rev;
boot_cpu_data.tlb_config = mmu_type;
boot_cpu_data.device_id = device_id;
tmp = SYSREG_BFEXT(ILSZ, config1);
if (tmp) {
@@ -247,41 +282,34 @@ void __init setup_processor(void)
return;
}
printk ("CPU: %s [%02x] revision %d (%s revision %d)\n",
printk ("CPU: %s chip revision %c\n", get_chip_name(&boot_cpu_data),
avr32_get_chip_revision(&boot_cpu_data) + 'A');
printk ("CPU: %s [%02x] core revision %d (%s arch revision %d)\n",
cpu_names[cpu_id], cpu_id, cpu_rev,
arch_names[arch_id], arch_rev);
printk ("CPU: MMU configuration: %s\n", mmu_types[mmu_type]);
printk ("CPU: features:");
features = 0;
if (config0 & SYSREG_BIT(CONFIG0_R)) {
if (config0 & SYSREG_BIT(CONFIG0_R))
features |= AVR32_FEATURE_RMW;
printk(" rmw");
}
if (config0 & SYSREG_BIT(CONFIG0_D)) {
if (config0 & SYSREG_BIT(CONFIG0_D))
features |= AVR32_FEATURE_DSP;
printk(" dsp");
}
if (config0 & SYSREG_BIT(CONFIG0_S)) {
if (config0 & SYSREG_BIT(CONFIG0_S))
features |= AVR32_FEATURE_SIMD;
printk(" simd");
}
if (config0 & SYSREG_BIT(CONFIG0_O)) {
if (config0 & SYSREG_BIT(CONFIG0_O))
features |= AVR32_FEATURE_OCD;
printk(" ocd");
}
if (config0 & SYSREG_BIT(CONFIG0_P)) {
if (config0 & SYSREG_BIT(CONFIG0_P))
features |= AVR32_FEATURE_PCTR;
printk(" perfctr");
}
if (config0 & SYSREG_BIT(CONFIG0_J)) {
if (config0 & SYSREG_BIT(CONFIG0_J))
features |= AVR32_FEATURE_JAVA;
printk(" java");
}
if (config0 & SYSREG_BIT(CONFIG0_F)) {
if (config0 & SYSREG_BIT(CONFIG0_F))
features |= AVR32_FEATURE_FPU;
printk(" fpu");
}
for (i = 0; i < ARRAY_SIZE(cpu_feature_flags); i++)
if (features & (1 << i))
printk(" %s", cpu_feature_flags[i]);
printk("\n");
boot_cpu_data.features = features;
}
@@ -291,6 +319,8 @@ static int c_show(struct seq_file *m, void *v)
{
unsigned int icache_size, dcache_size;
unsigned int cpu = smp_processor_id();
unsigned int freq;
unsigned int i;
icache_size = boot_cpu_data.icache.ways *
boot_cpu_data.icache.sets *
@@ -301,15 +331,21 @@ static int c_show(struct seq_file *m, void *v)
seq_printf(m, "processor\t: %d\n", cpu);
seq_printf(m, "chip type\t: %s revision %c\n",
get_chip_name(&boot_cpu_data),
avr32_get_chip_revision(&boot_cpu_data) + 'A');
if (boot_cpu_data.arch_type < NR_ARCH_NAMES)
seq_printf(m, "cpu family\t: %s revision %d\n",
seq_printf(m, "cpu arch\t: %s revision %d\n",
arch_names[boot_cpu_data.arch_type],
boot_cpu_data.arch_revision);
if (boot_cpu_data.cpu_type < NR_CPU_NAMES)
seq_printf(m, "cpu type\t: %s revision %d\n",
seq_printf(m, "cpu core\t: %s revision %d\n",
cpu_names[boot_cpu_data.cpu_type],
boot_cpu_data.cpu_revision);
freq = (clk_get_rate(boot_cpu_data.clk) + 500) / 1000;
seq_printf(m, "cpu MHz\t\t: %u.%03u\n", freq / 1000, freq % 1000);
seq_printf(m, "i-cache\t\t: %dK (%u ways x %u sets x %u)\n",
icache_size >> 10,
boot_cpu_data.icache.ways,
@@ -320,7 +356,13 @@ static int c_show(struct seq_file *m, void *v)
boot_cpu_data.dcache.ways,
boot_cpu_data.dcache.sets,
boot_cpu_data.dcache.linesz);
seq_printf(m, "bogomips\t: %lu.%02lu\n",
seq_printf(m, "features\t:");
for (i = 0; i < ARRAY_SIZE(cpu_feature_flags); i++)
if (boot_cpu_data.features & (1 << i))
seq_printf(m, " %s", cpu_feature_flags[i]);
seq_printf(m, "\nbogomips\t: %lu.%02lu\n",
boot_cpu_data.loops_per_jiffy / (500000/HZ),
(boot_cpu_data.loops_per_jiffy / (5000/HZ)) % 100);
@@ -343,7 +385,7 @@ static void c_stop(struct seq_file *m, void *v)
}
struct seq_operations cpuinfo_op = {
const struct seq_operations cpuinfo_op = {
.start = c_start,
.next = c_next,
.stop = c_stop,
arch/avr32/kernel/irq.c
+11
View File
@@ -25,6 +25,17 @@ void ack_bad_irq(unsigned int irq)
printk("unexpected IRQ %u\n", irq);
}
/* May be overridden by platform code */
int __weak nmi_enable(void)
{
return -ENOSYS;
}
void __weak nmi_disable(void)
{
}
#ifdef CONFIG_PROC_FS
int show_interrupts(struct seq_file *p, void *v)
{
arch/avr32/kernel/kprobes.c
+2 -3
View File
@@ -48,6 +48,7 @@ int __kprobes arch_prepare_kprobe(struct kprobe *p)
void __kprobes arch_arm_kprobe(struct kprobe *p)
{
pr_debug("arming kprobe at %p\n", p->addr);
ocd_enable(NULL);
*p->addr = BREAKPOINT_INSTRUCTION;
flush_icache_range((unsigned long)p->addr,
(unsigned long)p->addr + sizeof(kprobe_opcode_t));
@@ -56,6 +57,7 @@ void __kprobes arch_arm_kprobe(struct kprobe *p)
void __kprobes arch_disarm_kprobe(struct kprobe *p)
{
pr_debug("disarming kprobe at %p\n", p->addr);
ocd_disable(NULL);
*p->addr = p->opcode;
flush_icache_range((unsigned long)p->addr,
(unsigned long)p->addr + sizeof(kprobe_opcode_t));
@@ -260,9 +262,6 @@ int __kprobes longjmp_break_handler(struct kprobe *p, struct pt_regs *regs)
int __init arch_init_kprobes(void)
{
printk("KPROBES: Enabling monitor mode (MM|DBE)...\n");
ocd_write(DC, (1 << OCD_DC_MM_BIT) | (1 << OCD_DC_DBE_BIT));
/* TODO: Register kretprobe trampoline */
return 0;
}

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