e same thing by checking the hardware bits.  This approach should be
faster and more compact.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Rajendra Nayak <rnayak@ti.com>
Cc: Todd Poynor <toddpoynor@google.com>
Cc: Benoît Cousson <b-cousson@ti.com>
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