[PATCH 02/17] arm: at91: convert old leds drivers to gpio_led and led_trigger drivers
Bryan Wu
bryan.wu at canonical.com
Wed Aug 3 05:34:34 EDT 2011
Build with at91 defconfigs successfully
Signed-off-by: Bryan Wu <bryan.wu at canonical.com>
Acked-by: Nicolas Ferre <nicolas.ferre at atmel.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
---
arch/arm/mach-at91/board-cap9adk.c | 21 ++++++-
arch/arm/mach-at91/board-csb337.c | 3 -
arch/arm/mach-at91/board-ecbat91.c | 18 +++++-
arch/arm/mach-at91/board-eco920.c | 23 ++++++-
arch/arm/mach-at91/board-kafa.c | 17 ++++-
arch/arm/mach-at91/board-kb9202.c | 23 ++++++-
arch/arm/mach-at91/board-rm9200dk.c | 3 -
arch/arm/mach-at91/board-rm9200ek.c | 3 -
arch/arm/mach-at91/board-sam9-l9260.c | 23 ++++++-
arch/arm/mach-at91/board-sam9261ek.c | 3 -
arch/arm/mach-at91/board-yl-9200.c | 3 -
arch/arm/mach-at91/include/mach/board.h | 1 -
arch/arm/mach-at91/leds.c | 105 -------------------------------
13 files changed, 108 insertions(+), 138 deletions(-)
diff --git a/arch/arm/mach-at91/board-cap9adk.c b/arch/arm/mach-at91/board-cap9adk.c
index 679b0b7..0f95be9 100644
--- a/arch/arm/mach-at91/board-cap9adk.c
+++ b/arch/arm/mach-at91/board-cap9adk.c
@@ -55,8 +55,6 @@ static void __init cap9adk_init_early(void)
/* Initialize processor: 12 MHz crystal */
at91_initialize(12000000);
- /* Setup the LEDs: USER1 and USER2 LED for cpu/timer... */
- at91_init_leds(AT91_PIN_PA10, AT91_PIN_PA11);
/* ... POWER LED always on */
at91_set_gpio_output(AT91_PIN_PC29, 1);
@@ -359,6 +357,23 @@ static struct ac97c_platform_data cap9adk_ac97_data = {
// .reset_pin = ... not connected
};
+/*
+ * LEDs
+ */
+static struct gpio_led cap9adk_leds[] = {
+ { /* D1 */
+ .name = "led1",
+ .gpio = AT91_PIN_PA10,
+ .active_low = 1,
+ .default_trigger = "heartbeat",
+ },
+ { /* D2 */
+ .name = "led2",
+ .gpio = AT91_PIN_PA11,
+ .active_low = 1,
+ .default_trigger = "timer",
+ }
+};
static void __init cap9adk_board_init(void)
{
@@ -386,6 +401,8 @@ static void __init cap9adk_board_init(void)
at91_add_device_lcdc(&cap9adk_lcdc_data);
/* AC97 */
at91_add_device_ac97(&cap9adk_ac97_data);
+ /* LEDs */
+ at91_gpio_leds(cap9adk_leds, ARRAY_SIZE(cap9adk_leds));
}
MACHINE_START(AT91CAP9ADK, "Atmel AT91CAP9A-DK")
diff --git a/arch/arm/mach-at91/board-csb337.c b/arch/arm/mach-at91/board-csb337.c
index 17654d5..0b2cdee 100644
--- a/arch/arm/mach-at91/board-csb337.c
+++ b/arch/arm/mach-at91/board-csb337.c
@@ -48,9 +48,6 @@ static void __init csb337_init_early(void)
/* Initialize processor: 3.6864 MHz crystal */
at91_initialize(3686400);
- /* Setup the LEDs */
- at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1);
-
/* DBGU on ttyS0 */
at91_register_uart(0, 0, 0);
diff --git a/arch/arm/mach-at91/board-ecbat91.c b/arch/arm/mach-at91/board-ecbat91.c
index 7c0313c..15cbbe4 100644
--- a/arch/arm/mach-at91/board-ecbat91.c
+++ b/arch/arm/mach-at91/board-ecbat91.c
@@ -51,9 +51,6 @@ static void __init ecb_at91init_early(void)
/* Initialize processor: 18.432 MHz crystal */
at91_initialize(18432000);
- /* Setup the LEDs */
- at91_init_leds(AT91_PIN_PC7, AT91_PIN_PC7);
-
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
@@ -144,6 +141,18 @@ 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)
{
/* Serial */
@@ -163,6 +172,9 @@ 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")
diff --git a/arch/arm/mach-at91/board-eco920.c b/arch/arm/mach-at91/board-eco920.c
index 8252c72..efa8e55 100644
--- a/arch/arm/mach-at91/board-eco920.c
+++ b/arch/arm/mach-at91/board-eco920.c
@@ -37,9 +37,6 @@ static void __init eco920_init_early(void)
at91_initialize(18432000);
- /* Setup the LEDs */
- at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1);
-
/* DBGU on ttyS0. (Rx & Tx only */
at91_register_uart(0, 0, 0);
@@ -95,6 +92,24 @@ 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)
{
at91_add_device_serial();
@@ -125,6 +140,8 @@ 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")
diff --git a/arch/arm/mach-at91/board-kafa.c b/arch/arm/mach-at91/board-kafa.c
index 4a17089..17a470b 100644
--- a/arch/arm/mach-at91/board-kafa.c
+++ b/arch/arm/mach-at91/board-kafa.c
@@ -48,9 +48,6 @@ static void __init kafa_init_early(void)
/* Initialize processor: 18.432 MHz crystal */
at91_initialize(18432000);
- /* Set up the LEDs */
- at91_init_leds(AT91_PIN_PB4, AT91_PIN_PB4);
-
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
@@ -75,6 +72,18 @@ 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)
{
/* Serial */
@@ -89,6 +98,8 @@ 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")
diff --git a/arch/arm/mach-at91/board-kb9202.c b/arch/arm/mach-at91/board-kb9202.c
index 9dc8d49..bee2a4e 100644
--- a/arch/arm/mach-at91/board-kb9202.c
+++ b/arch/arm/mach-at91/board-kb9202.c
@@ -50,9 +50,6 @@ static void __init kb9202_init_early(void)
/* Initialize processor: 10 MHz crystal */
at91_initialize(10000000);
- /* Set up the LEDs */
- at91_init_leds(AT91_PIN_PC19, AT91_PIN_PC18);
-
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
@@ -112,6 +109,24 @@ static struct atmel_nand_data __initdata kb9202_nand_data = {
.partition_info = nand_partitions,
};
+/*
+ * 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)
{
/* Serial */
@@ -130,6 +145,8 @@ 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")
diff --git a/arch/arm/mach-at91/board-rm9200dk.c b/arch/arm/mach-at91/board-rm9200dk.c
index 6f08faa..8694b74 100644
--- a/arch/arm/mach-at91/board-rm9200dk.c
+++ b/arch/arm/mach-at91/board-rm9200dk.c
@@ -50,9 +50,6 @@ static void __init dk_init_early(void)
/* Initialize processor: 18.432 MHz crystal */
at91_initialize(18432000);
- /* Setup the LEDs */
- at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2);
-
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
diff --git a/arch/arm/mach-at91/board-rm9200ek.c b/arch/arm/mach-at91/board-rm9200ek.c
index 85bcccd..3a96ed3 100644
--- a/arch/arm/mach-at91/board-rm9200ek.c
+++ b/arch/arm/mach-at91/board-rm9200ek.c
@@ -50,9 +50,6 @@ static void __init ek_init_early(void)
/* Initialize processor: 18.432 MHz crystal */
at91_initialize(18432000);
- /* Setup the LEDs */
- at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2);
-
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
diff --git a/arch/arm/mach-at91/board-sam9-l9260.c b/arch/arm/mach-at91/board-sam9-l9260.c
index 4d3a02f..8c3a15a 100644
--- a/arch/arm/mach-at91/board-sam9-l9260.c
+++ b/arch/arm/mach-at91/board-sam9-l9260.c
@@ -49,9 +49,6 @@ static void __init ek_init_early(void)
/* Initialize processor: 18.432 MHz crystal */
at91_initialize(18432000);
- /* Setup the LEDs */
- at91_init_leds(AT91_PIN_PA9, AT91_PIN_PA6);
-
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
@@ -184,6 +181,24 @@ static struct at91_mmc_data __initdata ek_mmc_data = {
// .vcc_pin = ... not connected
};
+/*
+ * 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)
{
/* Serial */
@@ -202,6 +217,8 @@ 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")
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c
index 5096a0e..4d7b6fa 100644
--- a/arch/arm/mach-at91/board-sam9261ek.c
+++ b/arch/arm/mach-at91/board-sam9261ek.c
@@ -59,9 +59,6 @@ static void __init ek_init_early(void)
/* Initialize processor: 18.432 MHz crystal */
at91_initialize(18432000);
- /* Setup the LEDs */
- at91_init_leds(AT91_PIN_PA13, AT91_PIN_PA14);
-
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
diff --git a/arch/arm/mach-at91/board-yl-9200.c b/arch/arm/mach-at91/board-yl-9200.c
index 95edcbd..9ac5c47 100644
--- a/arch/arm/mach-at91/board-yl-9200.c
+++ b/arch/arm/mach-at91/board-yl-9200.c
@@ -58,9 +58,6 @@ static void __init yl9200_init_early(void)
/* Initialize processor: 18.432 MHz crystal */
at91_initialize(18432000);
- /* Setup the LEDs D2=PB17 (timer), D3=PB16 (cpu) */
- at91_init_leds(AT91_PIN_PB16, AT91_PIN_PB17);
-
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
index ed544a0..c2a7746 100644
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -200,7 +200,6 @@ 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);
diff --git a/arch/arm/mach-at91/leds.c b/arch/arm/mach-at91/leds.c
index 0415a839..844aef8 100644
--- a/arch/arm/mach-at91/leds.c
+++ b/arch/arm/mach-at91/leds.c
@@ -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
--
1.7.5
More information about the linux-arm-kernel
mailing list