[PATCH V2] soc: imx8m: fix build warning

[peng.fan at nxp.com]

From: Peng Fan <peng.fan at nxp.com>

Fix the build warning with x86_64-randconfig
>> drivers/soc/imx/soc-imx8m.c:150:34: warning: unused variable
>> 'imx8_soc_match' [-Wunused-const-variable]
static const struct of_device_id imx8_soc_match[] = { ^

Fixes: fc40200ebf82 ("soc: imx: increase build coverage for imx8m soc driver")
Reported-by: kernel test robot <lkp at intel.com>
Signed-off-by: Peng Fan <peng.fan at nxp.com>
---

V2:
 Use __maybe_unused

 drivers/soc/imx/soc-imx8m.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soc/imx/soc-imx8m.c b/drivers/soc/imx/soc-imx8m.c
index 7b0759adb47d..f30a1179e823 100644
--- a/drivers/soc/imx/soc-imx8m.c
+++ b/drivers/soc/imx/soc-imx8m.c
@@ -146,7 +146,7 @@ static const struct imx8_soc_data imx8mp_soc_data = {
 	.soc_revision = imx8mm_soc_revision,
 };
 
-static const struct of_device_id imx8_soc_match[] = {
+static __maybe_unused const struct of_device_id imx8_soc_match[] = {
 	{ .compatible = "fsl,imx8mq", .data = &imx8mq_soc_data, },
 	{ .compatible = "fsl,imx8mm", .data = &imx8mm_soc_data, },
 	{ .compatible = "fsl,imx8mn", .data = &imx8mn_soc_data, },
-- 
2.16.4