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ARM: sun9i: smp: Add is_a83t field

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To prepare the support of sun8i-a83t, add a field in the smp_data
structure to know if we are on sun9i-a80 or sun8i-a83t.

Add also a global variable to retrieve which architecture we are
having.

Signed-off-by: Mylène Josserand <mylene.josserand@bootlin.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
This commit is contained in:
Mylène Josserand 2018-05-04 21:05:42 +02:00 committed by Maxime Ripard
parent c64738e529
commit 1631090e34
1 changed files with 4 additions and 0 deletions
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4
arch/arm/mach-sunxi/mc_smp.c
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@ -74,6 +74,7 @@ static void __iomem *sram_b_smp_base;
extern void sunxi_mc_smp_secondary_startup(void); extern void sunxi_mc_smp_secondary_startup(void);
extern void sunxi_mc_smp_resume(void); extern void sunxi_mc_smp_resume(void);
static bool is_a83t;
static bool sunxi_core_is_cortex_a15(unsigned int core, unsigned int cluster) static bool sunxi_core_is_cortex_a15(unsigned int core, unsigned int cluster)
{ {
@ -624,6 +625,7 @@ struct sunxi_mc_smp_nodes {
struct sunxi_mc_smp_data { struct sunxi_mc_smp_data {
const char *enable_method; const char *enable_method;
int (*get_smp_nodes)(struct sunxi_mc_smp_nodes *nodes); int (*get_smp_nodes)(struct sunxi_mc_smp_nodes *nodes);
bool is_a83t;
}; };
static void __init sunxi_mc_smp_put_nodes(struct sunxi_mc_smp_nodes *nodes) static void __init sunxi_mc_smp_put_nodes(struct sunxi_mc_smp_nodes *nodes)
@ -697,6 +699,8 @@ static int __init sunxi_mc_smp_init(void)
break; break;
} }
is_a83t = sunxi_mc_smp_data[i].is_a83t;
of_node_put(node); of_node_put(node);
if (ret) if (ret)
return -ENODEV; return -ENODEV;