ARM: use const and __initconst for smp_operations

These smp_operations structures are not over-written, so add "const"
qualifier and replace __initdata with __initconst.

Also, add "static" where it is possible.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Moritz Fischer <moritz.fischer@ettus.com>
Acked-by: Stephen Boyd <sboyd@codeaurora.org> # qcom part
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Patrice Chotard <patrice.chotard@st.com>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Wei Xu <xuwei5@hisilicon.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Acked-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Acked-by: Shawn Guo <shawnguo@kernel.org>
Acked-by: Matthias Brugger <matthias.bgg@gmail.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm/mach-spear/generic.h

@@ -39,7 +39,7 @@ void spear_restart(enum reboot_mode, const char *);
 void spear13xx_secondary_startup(void);
 void spear13xx_cpu_die(unsigned int cpu);
 
-extern struct smp_operations spear13xx_smp_ops;
+extern const struct smp_operations spear13xx_smp_ops;
 
 #ifdef CONFIG_MACH_SPEAR1310
 void __init spear1310_clk_init(void __iomem *misc_base, void __iomem *ras_base);

arch/arm/mach-spear/platsmp.c

@@ -120,7 +120,7 @@ static void __init spear13xx_smp_prepare_cpus(unsigned int max_cpus)
 	__raw_writel(virt_to_phys(spear13xx_secondary_startup), SYS_LOCATION);
 }
 
-struct smp_operations spear13xx_smp_ops __initdata = {
+const struct smp_operations spear13xx_smp_ops __initconst = {
        .smp_init_cpus		= spear13xx_smp_init_cpus,
        .smp_prepare_cpus	= spear13xx_smp_prepare_cpus,
        .smp_secondary_init	= spear13xx_secondary_init,