misc: add gpio based status led driver
This patch adds a status led driver followed the GPIO access conventions of Linux. The led mask is used to specify the gpio pin. Signed-off-by: NThomas Chou <thomas@wytron.com.tw> Tested-by: NIan Abbott <abbotti@mev.co.uk> Signed-off-by: NScott McNutt <smcnutt@psyent.com>
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drivers/misc/gpio_led.c
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