pinctrl: meson: add g12a support

Add pinctrl support for the Amlogic G12A SoC, which is
very similar to the Amlogic AXG support but with an additionnal
drive-strength register bank.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/drivers/pinctrl/meson/Kconfig b/drivers/pinctrl/meson/Kconfig
index 162642d..ef02087 100644
--- a/drivers/pinctrl/meson/Kconfig
+++ b/drivers/pinctrl/meson/Kconfig
@@ -25,4 +25,8 @@
 	bool "Amlogic Meson AXG SoC pinctrl driver"
 	select PINCTRL_MESON_AXG_PMX
 
+config PINCTRL_MESON_G12A
+	bool "Amlogic Meson G12a SoC pinctrl driver"
+	select PINCTRL_MESON_AXG_PMX
+
 endif