sparc,leon: Introduce the sparc-leon CPU type.

Add sparc_leon enum, M_LEON|M_LEON3_SOC machine. Add compilation of
leon.c in mm and kernel
if CONFIG_SPARC_LEON is defined. Add sparc_leon dependent
initialization to switch statements + head.S.

Signed-off-by: Konrad Eisele <konrad@gaisler.com>
Reviewed-by:   Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 0 deletions

diff --git a/arch/sparc/kernel/cpu.c b/arch/sparc/kernel/cpu.c
index d85c3dc4953a..1446df90ef85 100644
--- a/arch/sparc/kernel/cpu.c
+++ b/arch/sparc/kernel/cpu.c
@@ -312,7 +312,12 @@ void __cpuinit cpu_probe(void)
 
         psr = get_psr();
         put_psr(psr | PSR_EF);
+#ifdef CONFIG_SPARC_LEON
+        fpu_vers = 7;
+#else
         fpu_vers = ((get_fsr() >> 17) & 0x7);
+#endif
+
         put_psr(psr);
 
         set_cpu_and_fpu(psr_impl, psr_vers, fpu_vers);