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ARM: at91: convert old leds drivers to gpio_led and led_trigger drivers 

Build with at91 defconfigs successfully

Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
This commit is contained in:
Bryan Wu 2012-03-13 17:47:33 +08:00
parent 8f88731d05
commit d61015fad9
13 changed files with 89 additions and 137 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm/mach-at91/board-csb337.c
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@ -219,8 +219,6 @@ static struct gpio_led csb_leds[] = {
static void __init csb337_board_init(void)
{
/* Setup the LEDs */
at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1);
/* Serial */
/* DBGU on ttyS0 */
at91_register_uart(0, 0, 0);

18
arch/arm/mach-at91/board-ecbat91.c
View File

@ -137,11 +137,20 @@ static struct spi_board_info __initdata ecb_at91spi_devices[] = {
},
};
/*
* LEDs
*/
static struct gpio_led ecb_leds[] = {
{ /* D1 */
.name = "led1",
.gpio = AT91_PIN_PC7,
.active_low = 1,
.default_trigger = "heartbeat",
}
};
static void __init ecb_at91board_init(void)
{
/* Setup the LEDs */
at91_init_leds(AT91_PIN_PC7, AT91_PIN_PC7);
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
@ -164,6 +173,9 @@ static void __init ecb_at91board_init(void)
/* SPI */
at91_add_device_spi(ecb_at91spi_devices, ARRAY_SIZE(ecb_at91spi_devices));
/* LEDs */
at91_gpio_leds(ecb_leds, ARRAY_SIZE(ecb_leds));
}
MACHINE_START(ECBAT91, "emQbit's ECB_AT91")

22
arch/arm/mach-at91/board-eco920.c
View File

@ -92,10 +92,26 @@ static struct spi_board_info eco920_spi_devices[] = {
},
};
/*
* LEDs
*/
static struct gpio_led eco920_leds[] = {
{ /* D1 */
.name = "led1",
.gpio = AT91_PIN_PB0,
.active_low = 1,
.default_trigger = "heartbeat",
},
{ /* D2 */
.name = "led2",
.gpio = AT91_PIN_PB1,
.active_low = 1,
.default_trigger = "timer",
}
};
static void __init eco920_board_init(void)
{
/* Setup the LEDs */
at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1);
/* DBGU on ttyS0. (Rx & Tx only */
at91_register_uart(0, 0, 0);
at91_add_device_serial();
@ -126,6 +142,8 @@ static void __init eco920_board_init(void)
);
at91_add_device_spi(eco920_spi_devices, ARRAY_SIZE(eco920_spi_devices));
/* LEDs */
at91_gpio_leds(eco920_leds, ARRAY_SIZE(eco920_leds));
}
MACHINE_START(ECO920, "eco920")

17
arch/arm/mach-at91/board-kafa.c
View File

@ -65,11 +65,20 @@ static struct at91_udc_data __initdata kafa_udc_data = {
.pullup_pin = AT91_PIN_PB7,
};
/*
* LEDs
*/
static struct gpio_led kafa_leds[] = {
{ /* D1 */
.name = "led1",
.gpio = AT91_PIN_PB4,
.active_low = 1,
.default_trigger = "heartbeat",
},
};
static void __init kafa_board_init(void)
{
/* Set up the LEDs */
at91_init_leds(AT91_PIN_PB4, AT91_PIN_PB4);
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
@ -87,6 +96,8 @@ static void __init kafa_board_init(void)
at91_add_device_i2c(NULL, 0);
/* SPI */
at91_add_device_spi(NULL, 0);
/* LEDs */
at91_gpio_leds(kafa_leds, ARRAY_SIZE(kafa_leds));
}
MACHINE_START(KAFA, "Sperry-Sun KAFA")

23
arch/arm/mach-at91/board-kb9202.c
View File

@ -95,11 +95,26 @@ static struct atmel_nand_data __initdata kb9202_nand_data = {
.num_parts = ARRAY_SIZE(kb9202_nand_partition),
};
/*
* LEDs
*/
static struct gpio_led kb9202_leds[] = {
{ /* D1 */
.name = "led1",
.gpio = AT91_PIN_PC19,
.active_low = 1,
.default_trigger = "heartbeat",
},
{ /* D2 */
.name = "led2",
.gpio = AT91_PIN_PC18,
.active_low = 1,
.default_trigger = "timer",
}
};
static void __init kb9202_board_init(void)
{
/* Set up the LEDs */
at91_init_leds(AT91_PIN_PC19, AT91_PIN_PC18);
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
@ -127,6 +142,8 @@ static void __init kb9202_board_init(void)
at91_add_device_spi(NULL, 0);
/* NAND */
at91_add_device_nand(&kb9202_nand_data);
/* LEDs */
at91_gpio_leds(kb9202_leds, ARRAY_SIZE(kb9202_leds));
}
MACHINE_START(KB9200, "KB920x")

3
arch/arm/mach-at91/board-rm9200dk.c
View File

@ -176,9 +176,6 @@ static struct gpio_led dk_leds[] = {
static void __init dk_board_init(void)
{
/* Setup the LEDs */
at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2);
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);

3
arch/arm/mach-at91/board-rm9200ek.c
View File

@ -147,9 +147,6 @@ static struct gpio_led ek_leds[] = {
static void __init ek_board_init(void)
{
/* Setup the LEDs */
at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2);
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);

3
arch/arm/mach-at91/board-rsi-ews.c
View File

@ -184,9 +184,6 @@ static struct platform_device rsiews_nor_flash = {
*/
static void __init rsi_ews_board_init(void)
{
/* Setup the LEDs */
at91_init_leds(AT91_PIN_PB6, AT91_PIN_PB9);
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
/* This one is for debugging */

23
arch/arm/mach-at91/board-sam9-l9260.c
View File

@ -165,11 +165,26 @@ static struct at91_mmc_data __initdata ek_mmc_data = {
.vcc_pin = -EINVAL,
};
/*
* LEDs
*/
static struct gpio_led ek_leds[] = {
{ /* D1 */
.name = "led1",
.gpio = AT91_PIN_PA9,
.active_low = 1,
.default_trigger = "heartbeat",
},
{ /* D2 */
.name = "led2",
.gpio = AT91_PIN_PA6,
.active_low = 1,
.default_trigger = "timer",
}
};
static void __init ek_board_init(void)
{
/* Setup the LEDs */
at91_init_leds(AT91_PIN_PA9, AT91_PIN_PA6);
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
@ -196,6 +211,8 @@ static void __init ek_board_init(void)
at91_add_device_mmc(0, &ek_mmc_data);
/* I2C */
at91_add_device_i2c(NULL, 0);
/* LEDs */
at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
}
MACHINE_START(SAM9_L9260, "Olimex SAM9-L9260")

3
arch/arm/mach-at91/board-sam9261ek.c
View File

@ -568,9 +568,6 @@ static struct gpio_led ek_leds[] = {
static void __init ek_board_init(void)
{
/* Setup the LEDs */
at91_init_leds(AT91_PIN_PA13, AT91_PIN_PA14);
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);

3
arch/arm/mach-at91/board-yl-9200.c
View File

@ -540,9 +540,6 @@ void __init yl9200_add_device_video(void) {}
static void __init yl9200_board_init(void)
{
/* Setup the LEDs D2=PB17 (timer), D3=PB16 (cpu) */
at91_init_leds(AT91_PIN_PB16, AT91_PIN_PB17);
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);

1
arch/arm/mach-at91/include/mach/board.h
View File

@ -187,7 +187,6 @@ struct at91_can_data {
extern void __init at91_add_device_can(struct at91_can_data *data);
/* LEDs */
extern void __init at91_init_leds(u8 cpu_led, u8 timer_led);
extern void __init at91_gpio_leds(struct gpio_led *leds, int nr);
extern void __init at91_pwm_leds(struct gpio_led *leds, int nr);

105
arch/arm/mach-at91/leds.c
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@ -90,108 +90,3 @@ void __init at91_pwm_leds(struct gpio_led *leds, int nr)
#else
void __init at91_pwm_leds(struct gpio_led *leds, int nr){}
#endif
/* ------------------------------------------------------------------------- */
#if defined(CONFIG_LEDS)
#include <asm/leds.h>
/*
* Old ARM-specific LED framework; not fully functional when generic time is
* in use.
*/
static u8 at91_leds_cpu;
static u8 at91_leds_timer;
static inline void at91_led_on(unsigned int led)
{
at91_set_gpio_value(led, 0);
}
static inline void at91_led_off(unsigned int led)
{
at91_set_gpio_value(led, 1);
}
static inline void at91_led_toggle(unsigned int led)
{
unsigned long is_off = at91_get_gpio_value(led);
if (is_off)
at91_led_on(led);
else
at91_led_off(led);
}
/*
* Handle LED events.
*/
static void at91_leds_event(led_event_t evt)
{
unsigned long flags;
local_irq_save(flags);
switch(evt) {
case led_start: /* System startup */
at91_led_on(at91_leds_cpu);
break;
case led_stop: /* System stop / suspend */
at91_led_off(at91_leds_cpu);
break;
#ifdef CONFIG_LEDS_TIMER
case led_timer: /* Every 50 timer ticks */
at91_led_toggle(at91_leds_timer);
break;
#endif
#ifdef CONFIG_LEDS_CPU
case led_idle_start: /* Entering idle state */
at91_led_off(at91_leds_cpu);
break;
case led_idle_end: /* Exit idle state */
at91_led_on(at91_leds_cpu);
break;
#endif
default:
break;
}
local_irq_restore(flags);
}
static int __init leds_init(void)
{
if (!at91_leds_timer || !at91_leds_cpu)
return -ENODEV;
leds_event = at91_leds_event;
leds_event(led_start);
return 0;
}
__initcall(leds_init);
void __init at91_init_leds(u8 cpu_led, u8 timer_led)
{
/* Enable GPIO to access the LEDs */
at91_set_gpio_output(cpu_led, 1);
at91_set_gpio_output(timer_led, 1);
at91_leds_cpu = cpu_led;
at91_leds_timer = timer_led;
}
#else
void __init at91_init_leds(u8 cpu_led, u8 timer_led) {}
#endif