Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ad93ab0a6ee20130fb8f719fc1860c20daa99a7b
Commit: ad93ab0a6ee20130fb8f719fc1860c20daa99a7b
Parent: 28e8351ac22de25034e048c680014ad824323c65
Author: David Brownell <[EMAIL PROTECTED]>
AuthorDate: Mon Jul 9 10:29:44 2007 +0200
Committer: Haavard Skinnemoen <[EMAIL PROTECTED]>
CommitDate: Wed Aug 15 16:36:55 2007 +0200
[AVR32] leds-gpio for stk1000
Add GPIO led support: J2 to either block of LEDs on the STK1000.
This uses the new LEDS_GPIO driver, and sets up a heartbeat trigger by
default ... either bright (!!) amber, or a more interesting purple.
Signed-off-by: David Brownell <[EMAIL PROTECTED]>
Signed-off-by: Haavard Skinnemoen <[EMAIL PROTECTED]>
---
arch/avr32/boards/atstk1000/Kconfig | 26 +++++++++++++
arch/avr32/boards/atstk1000/atstk1002.c | 62 +++++++++++++++++++++++++++++++
2 files changed, 88 insertions(+), 0 deletions(-)
diff --git a/arch/avr32/boards/atstk1000/Kconfig
b/arch/avr32/boards/atstk1000/Kconfig
index 71bc7d3..718578f 100644
--- a/arch/avr32/boards/atstk1000/Kconfig
+++ b/arch/avr32/boards/atstk1000/Kconfig
@@ -50,4 +50,30 @@ config BOARD_ATSTK1002_SPI1
GPIO lines and accessed through the J1 jumper block. Say "y"
here to configure that SPI controller.
+config BOARD_ATSTK1002_J2_LED
+ bool
+ default BOARD_ATSTK1002_J2_LED8 || BOARD_ATSTK1002_J2_RGB
+
+choice
+ prompt "LEDs connected to J2:"
+ depends on LEDS_GPIO && !BOARD_ATSTK1002_SW4_CUSTOM
+ optional
+ help
+ Select this if you have jumpered the J2 jumper block to the
+ LED0..LED7 amber leds, or to the RGB leds, using a ten-pin
+ IDC cable. A default "heartbeat" trigger is provided, but
+ you can of course override this.
+
+config BOARD_ATSTK1002_J2_LED8
+ bool "LED0..LED7"
+ help
+ Select this if J2 is jumpered to LED0..LED7 amber leds.
+
+config BOARD_ATSTK1002_J2_RGB
+ bool "RGB leds"
+ help
+ Select this if J2 is jumpered to the RGB leds.
+
+endchoice
+
endif # stk 1002
diff --git a/arch/avr32/boards/atstk1000/atstk1002.c
b/arch/avr32/boards/atstk1000/atstk1002.c
index cb93eab..c9981b7 100644
--- a/arch/avr32/boards/atstk1000/atstk1002.c
+++ b/arch/avr32/boards/atstk1000/atstk1002.c
@@ -11,6 +11,7 @@
#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>
@@ -120,6 +121,65 @@ 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
+
void __init setup_board(void)
{
#ifdef CONFIG_BOARD_ATSTK1002_SW2_CUSTOM
@@ -185,6 +245,8 @@ static int __init atstk1002_init(void)
at32_add_device_ssc(0, ATMEL_SSC_TX);
#endif
+ setup_j2_leds();
+
return 0;
}
postcore_initcall(atstk1002_init);
-
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