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    Subject[PATCH 02/18] ARM: at91: convert old leds drivers to gpio_led and led_trigger drivers
    Date
    Build with at91 defconfigs successfully

    Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
    Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
    ---
    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 -------------------------------
    12 files changed, 89 insertions(+), 136 deletions(-)
    diff --git a/arch/arm/mach-at91/board-csb337.c b/arch/arm/mach-at91/board-csb337.c
    index 1a1547b..ce2eea3 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 69966ce..da671f5 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);

    @@ -149,6 +146,18 @@ 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 */
    @@ -168,6 +177,9 @@ 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 f23aabe..3484eac 100644
    --- a/arch/arm/mach-at91/board-eco920.c
    +++ b/arch/arm/mach-at91/board-eco920.c
    @@ -38,9 +38,6 @@ 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);

    @@ -101,6 +98,24 @@ 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();
    @@ -131,6 +146,8 @@ 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 efde1b2..bcd7f44 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);

    @@ -77,6 +74,18 @@ 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 */
    @@ -91,6 +100,8 @@ 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 59b92aa..df74b72 100644
    --- a/arch/arm/mach-at91/board-kb9202.c
    +++ b/arch/arm/mach-at91/board-kb9202.c
    @@ -51,9 +51,6 @@ 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);

    @@ -113,6 +110,24 @@ 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)
    {
    /* Serial */
    @@ -131,6 +146,8 @@ 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 01332aa..d89a2ff 100644
    --- a/arch/arm/mach-at91/board-rm9200dk.c
    +++ b/arch/arm/mach-at91/board-rm9200dk.c
    @@ -51,9 +51,6 @@ 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 11cbaa8..a14727d 100644
    --- a/arch/arm/mach-at91/board-rm9200ek.c
    +++ b/arch/arm/mach-at91/board-rm9200ek.c
    @@ -51,9 +51,6 @@ 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 e8b116b..7e4405e1 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);

    @@ -182,6 +179,24 @@ 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)
    {
    /* Serial */
    @@ -200,6 +215,8 @@ 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 c3f9944..0eaadc7 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 38dd279..23e547b 100644
    --- a/arch/arm/mach-at91/board-yl-9200.c
    +++ b/arch/arm/mach-at91/board-yl-9200.c
    @@ -59,9 +59,6 @@ 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 544a5d5..964e06f 100644
    --- a/arch/arm/mach-at91/include/mach/board.h
    +++ b/arch/arm/mach-at91/include/mach/board.h
    @@ -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);

    diff --git a/arch/arm/mach-at91/leds.c b/arch/arm/mach-at91/leds.c
    index 8dfafe7..1b1e62b 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
    --
    1.7.9.1


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