sh: Kill off the special uncached section and fixmap.

Now that cached_to_uncached works as advertized in 32-bit mode and we're
never going to be able to map < 16MB anyways, there's no need for the
special uncached section. Kill it off.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

arch/sh/kernel/cpu/sh4a/setup-sh7724.c

@@ -714,7 +714,8 @@ void __init plat_early_device_setup(void)
 #define RAMCR_CACHE_L2FC	0x0002
 #define RAMCR_CACHE_L2E		0x0001
 #define L2_CACHE_ENABLE		(RAMCR_CACHE_L2E|RAMCR_CACHE_L2FC)
-void __uses_jump_to_uncached l2_cache_init(void)
+
+void l2_cache_init(void)
 {
 	/* Enable L2 cache */
 	ctrl_outl(L2_CACHE_ENABLE, RAMCR);