media: rc: pwm-ir-tx needs OF
Without device tree, there is no way to use this driver. Signed-off-by: Sean Young <sean@mess.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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@ -416,6 +416,7 @@ config IR_PWM_TX
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depends on RC_CORE
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depends on LIRC
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depends on PWM
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depends on OF || COMPILE_TEST
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---help---
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Say Y if you want to use a PWM based IR transmitter. This is
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more power efficient than the bit banging gpio driver.
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