drivers: pinctrl: tegra: incorporate existing code

Move all existing pinmux and funcmux code into a dedicated folder in
pinctrl to simplify further maintenance.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
diff --git a/drivers/pinctrl/tegra/Makefile b/drivers/pinctrl/tegra/Makefile
index be97474..75d3cab 100644
--- a/drivers/pinctrl/tegra/Makefile
+++ b/drivers/pinctrl/tegra/Makefile
@@ -6,3 +6,11 @@
 obj-y += pinctrl-tegra.o
 endif
 endif
+
+obj-y += pinmux-common.o
+
+obj-$(CONFIG_TEGRA20) += pinmux-tegra20.o funcmux-tegra20.o
+obj-$(CONFIG_TEGRA30) += pinmux-tegra30.o funcmux-tegra30.o
+obj-$(CONFIG_TEGRA114) += pinmux-tegra114.o funcmux-tegra114.o
+obj-$(CONFIG_TEGRA124) += pinmux-tegra124.o funcmux-tegra124.o
+obj-$(CONFIG_TEGRA210) += pinmux-tegra210.o funcmux-tegra210.o