Commit 4df7309a authored Aug 01, 2012 by Axel Lin Committed by Bryan Wu Aug 08, 2012

leds: lp8788: Fix updating scale configuration bits



We need to do left shift (cfg->num + LP8788_ISINK_SCALE_OFFSET) bits for
updating scale configuration.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Tested-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>

parent 0d7614f0

drivers/leds/leds-lp8788.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -63,7 +63,7 @@ static int lp8788_led_init_device(struct lp8788_led *led,
		/* scale configuration */
		addr = LP8788_ISINK_CTRL;
		mask = 1 << (cfg->num + LP8788_ISINK_SCALE_OFFSET);
		val = cfg->scale << cfg->num;
		val = cfg->scale << (cfg->num + LP8788_ISINK_SCALE_OFFSET);
		ret = lp8788_update_bits(led->lp, addr, mask, val);
		if (ret)
		return ret;