drivers/generic/max98357a: Use depends HAVE_ACPI_TABLES

Replace if HAVE_ACPI_TABLES statement with depends HAVE_ACPI_TABLES.

Signed-off-by: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Change-Id: Ie6ebfde49f0f3c205e174c5113feb75444dedba8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51166
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
diff --git a/src/drivers/generic/max98357a/Kconfig b/src/drivers/generic/max98357a/Kconfig
index a7104f1..5615779 100644
--- a/src/drivers/generic/max98357a/Kconfig
+++ b/src/drivers/generic/max98357a/Kconfig
@@ -1,2 +1,3 @@
 config DRIVERS_GENERIC_MAX98357A
 	bool
+	depends on HAVE_ACPI_TABLES
diff --git a/src/drivers/generic/max98357a/max98357a.c b/src/drivers/generic/max98357a/max98357a.c
index 9ae4bf4..7a18b98 100644
--- a/src/drivers/generic/max98357a/max98357a.c
+++ b/src/drivers/generic/max98357a/max98357a.c
@@ -8,8 +8,6 @@
 #include <gpio.h>
 #include "chip.h"
 
-#if CONFIG(HAVE_ACPI_TABLES)
-
 #define MAX98357A_ACPI_NAME	"MAXM"
 
 static void max98357a_fill_ssdt(const struct device *dev)
@@ -65,15 +63,12 @@
 {
 	return MAX98357A_ACPI_NAME;
 }
-#endif
 
 static struct device_operations max98357a_ops = {
 	.read_resources		= noop_read_resources,
 	.set_resources		= noop_set_resources,
-#if CONFIG(HAVE_ACPI_TABLES)
 	.acpi_name		= max98357a_acpi_name,
 	.acpi_fill_ssdt		= max98357a_fill_ssdt,
-#endif
 };
 
 static void max98357a_enable(struct device *dev)