ARM: OMAP2: Add minimal dm814x hwmod support

Let's add minimal set of dm814x hwmods to have a bootable system.

Cc: Matthijs van Duin <matthijsvanduin@gmail.com>
Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 596af73..056a0e6 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -555,7 +555,7 @@
 	omap3xxx_voltagedomains_init();
 	omap3xxx_powerdomains_init();
 	ti814x_clockdomains_init();
-	ti81xx_hwmod_init();
+	dm814x_hwmod_init();
 	omap_hwmod_init_postsetup();
 	if (of_have_populated_dt())
 		omap_clk_soc_init = dm814x_dt_clk_init;
@@ -572,7 +572,7 @@
 	omap3xxx_voltagedomains_init();
 	omap3xxx_powerdomains_init();
 	ti816x_clockdomains_init();
-	ti81xx_hwmod_init();
+	dm816x_hwmod_init();
 	omap_hwmod_init_postsetup();
 	if (of_have_populated_dt())
 		omap_clk_soc_init = dm816x_dt_clk_init;