[media] em28xx: add support for Terratec Grabby Record led

Terratec Grabby (hw rev 2) Record led is connected to GPIO 3
and its logic is inverted: (PIO3 = 0: on, PIO3 = 1: off).

Signed-off-by: Matthieu Rogez <matthieu.rogez@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c
index 4051146f7d13..5e127e48c945 100644
--- a/drivers/media/usb/em28xx/em28xx-cards.c
+++ b/drivers/media/usb/em28xx/em28xx-cards.c
@@ -560,6 +560,16 @@ static struct em28xx_led pctv_80e_leds[] = {
         {-1, 0, 0, 0},
 };
 
+static struct em28xx_led terratec_grabby_leds[] = {
+        {
+                .role      = EM28XX_LED_ANALOG_CAPTURING,
+                .gpio_reg  = EM2820_R08_GPIO_CTRL,
+                .gpio_mask = EM_GPIO_3,
+                .inverted  = 1,
+        },
+        {-1, 0, 0, 0},
+};
+
 /*
  *  Board definitions
  */
@@ -2016,6 +2026,7 @@ struct em28xx_board em28xx_boards[] = {
                         .amux     = EM28XX_AMUX_LINE_IN,
                 } },
                 .buttons         = std_snapshot_button,
+                .leds            = terratec_grabby_leds,
         },
         [EM2860_BOARD_TERRATEC_AV350] = {
                 .name            = "Terratec AV350",