From: Sekhar Nori <nsekhar@xxxxxx>
To: linux-arm-kernel@xxxxxxxxxxxxxxxxxx
Get rid of init call to initialize L2 cache. Instead use the init_early
machine hook. This helps in using the initialization routine across
SoCs without the need of ugly cpu_is_*() checks.
Signed-off-by: Sekhar Nori <nsekhar@xxxxxx>
Acked-by: Santosh Shilimkar <santosh.shilimkar@xxxxxx>
Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
---
arch/arm/mach-omap2/common.h | 1 +
arch/arm/mach-omap2/io.c | 1 +
arch/arm/mach-omap2/omap4-common.c | 10 +---------
3 files changed, 3 insertions(+), 9 deletions(-)
diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
index d88aff7baff8..ff029737c8f0 100644
--- a/arch/arm/mach-omap2/common.h
+++ b/arch/arm/mach-omap2/common.h
@@ -91,6 +91,7 @@ extern void omap3_sync32k_timer_init(void);
extern void omap3_secure_sync32k_timer_init(void);
extern void omap3_gptimer_timer_init(void);
extern void omap4_local_timer_init(void);
+int omap_l2_cache_init(void);
extern void omap5_realtime_timer_init(void);
void omap2420_init_early(void);
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index f14f9ac2dca1..b28299b5afd5 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -640,6 +640,7 @@ void __init omap4430_init_early(void)
omap44xx_clockdomains_init();
omap44xx_hwmod_init();
omap_hwmod_init_postsetup();
+ omap_l2_cache_init();
omap_clk_soc_init = omap4xxx_dt_clk_init;
}
diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c
index 6927d5b120fe..c41ff8b638e1 100644
--- a/arch/arm/mach-omap2/omap4-common.c
+++ b/arch/arm/mach-omap2/omap4-common.c
@@ -196,17 +196,10 @@ static void omap4_l2c310_write_sec(unsigned long val, unsigned reg)
omap_smc1(smc_op, val);
}
-static int __init omap_l2_cache_init(void)
+int __init omap_l2_cache_init(void)
{
u32 aux_ctrl;
- /*
- * To avoid code running on other OMAPs in
- * multi-omap builds
- */
- if (!cpu_is_omap44xx())
- return -ENODEV;
-
/* Static mapping, never released */
l2cache_base = ioremap(OMAP44XX_L2CACHE_BASE, SZ_4K);
if (WARN_ON(!l2cache_base))
@@ -225,7 +218,6 @@ static int __init omap_l2_cache_init(void)
return 0;
}
-omap_early_initcall(omap_l2_cache_init);
#endif
void __iomem *omap4_get_sar_ram_base(void)
--
1.8.3.1
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