4 files changed, 18 insertions, 0 deletions

diff --git a/arch/sh/include/asm/machvec.h b/arch/sh/include/asm/machvec.h
index 73d6d16fa06b..84dd37761f56 100644
--- a/arch/sh/include/asm/machvec.h
+++ b/arch/sh/include/asm/machvec.h
@@ -48,6 +48,7 @@ struct sh_machine_vector {
         void (*mv_ioport_unmap)(void __iomem *);
 
         int (*mv_clk_init)(void);
+        int (*mv_mode_pins)(void);
 };
 
 extern struct sh_machine_vector sh_mv;
diff --git a/arch/sh/include/asm/processor.h b/arch/sh/include/asm/processor.h
index 005c962c8b1c..fb67482e47eb 100644
--- a/arch/sh/include/asm/processor.h
+++ b/arch/sh/include/asm/processor.h
@@ -94,6 +94,10 @@ extern struct pt_regs fake_swapper_regs;
 const char *get_cpu_subtype(struct sh_cpuinfo *c);
 extern const struct seq_operations cpuinfo_op;
 
+/* processor boot mode configuration */
+int generic_mode_pins(void);
+int test_mode_pin(int pin);
+
 #ifdef CONFIG_VSYSCALL
 int vsyscall_init(void);
 #else
diff --git a/arch/sh/kernel/machvec.c b/arch/sh/kernel/machvec.c
index c1ea41e5812a..548f6607fd0f 100644
--- a/arch/sh/kernel/machvec.c
+++ b/arch/sh/kernel/machvec.c
@@ -129,6 +129,7 @@ void __init sh_mv_setup(void)
         mv_set(ioport_map);
         mv_set(ioport_unmap);
         mv_set(irq_demux);
+        mv_set(mode_pins);
 
         if (!sh_mv.mv_nr_irqs)
                 sh_mv.mv_nr_irqs = NR_IRQS;
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index 00086b234278..050131eec773 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -420,6 +420,18 @@ void __init setup_arch(char **cmdline_p)
 #endif
 }
 
+/* processor boot mode configuration */
+int generic_mode_pins(void)
+{
+        pr_warning("generic_mode_pins(): missing mode pin configuration\n");
+        return 0;
+}
+
+int test_mode_pin(int pin)
+{
+        return sh_mv.mv_mode_pins() & (1 << pin);
+}
+
 static const char *cpu_name[] = {
         [CPU_SH7201]    = "SH7201",
         [CPU_SH7203]    = "SH7203",     [CPU_SH7263]    = "SH7263",