counter: ti-ecap-capture: Add check for clk_enable()

[ Upstream commit 1437d9f1 ]

Add check for the return value of clk_enable() in order to catch the
potential exception.

Fixes: 4e2f42aa ("counter: ti-ecap-capture: capture driver support for ECAP")
Reviewed-by: Julien Panis <jpanis@baylibre.com>
Signed-off-by: Jiasheng Jiang <jiashengjiangcool@gmail.com>
Link: https://lore.kernel.org/r/20241104194059.47924-1-jiashengjiangcool@gmail.com


Signed-off-by: William Breathitt Gray <wbg@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>