clk: at91: fix clk-generated compilation

commit 4a5f06a01cfd1f7a9141bdb760bf5b68cca7f224 upstream.

Fix missing }

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Cc: Amit Pundir <amit.pundir@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>