adc: meson-saradc: add G12A variant

Add support for the SARADC variant found on the G12A SoCs family.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Tested-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/drivers/adc/meson-saradc.c b/drivers/adc/meson-saradc.c
index 72b0cc4..998cef2 100644
--- a/drivers/adc/meson-saradc.c
+++ b/drivers/adc/meson-saradc.c
@@ -711,6 +711,8 @@
 	  .data = (ulong)&gxl_saradc_data },
 	{ .compatible = "amlogic,meson-gxm-saradc",
 	  .data = (ulong)&gxl_saradc_data },
+	{ .compatible = "amlogic,meson-g12a-saradc",
+	  .data = (ulong)&gxl_saradc_data },
 	{ }
 };