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-rw-r--r--arch/arm/mach-omap2/io.c48
1 files changed, 38 insertions, 10 deletions
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index cd22262a2cc0..47381fd8746f 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -55,10 +55,10 @@
#include "prm44xx.h"
/*
- * omap_clk_init: points to a function that does the SoC-specific
+ * omap_clk_soc_init: points to a function that does the SoC-specific
* clock initializations
*/
-int (*omap_clk_init)(void);
+static int (*omap_clk_soc_init)(void);
/*
* The machine specific code may provide the extra mapping besides the
@@ -244,7 +244,7 @@ static struct map_desc omap44xx_io_desc[] __initdata = {
.virtual = OMAP4_SRAM_VA,
.pfn = __phys_to_pfn(OMAP4_SRAM_PA),
.length = PAGE_SIZE,
- .type = MT_MEMORY_SO,
+ .type = MT_MEMORY_RW_SO,
},
#endif
@@ -282,7 +282,7 @@ static struct map_desc omap54xx_io_desc[] __initdata = {
.virtual = OMAP4_SRAM_VA,
.pfn = __phys_to_pfn(OMAP4_SRAM_PA),
.length = PAGE_SIZE,
- .type = MT_MEMORY_SO,
+ .type = MT_MEMORY_RW_SO,
},
#endif
};
@@ -419,7 +419,7 @@ void __init omap2420_init_early(void)
omap242x_clockdomains_init();
omap2420_hwmod_init();
omap_hwmod_init_postsetup();
- omap_clk_init = omap2420_clk_init;
+ omap_clk_soc_init = omap2420_clk_init;
}
void __init omap2420_init_late(void)
@@ -448,7 +448,7 @@ void __init omap2430_init_early(void)
omap243x_clockdomains_init();
omap2430_hwmod_init();
omap_hwmod_init_postsetup();
- omap_clk_init = omap2430_clk_init;
+ omap_clk_soc_init = omap2430_clk_init;
}
void __init omap2430_init_late(void)
@@ -482,27 +482,35 @@ void __init omap3_init_early(void)
omap3xxx_clockdomains_init();
omap3xxx_hwmod_init();
omap_hwmod_init_postsetup();
- omap_clk_init = omap3xxx_clk_init;
+ omap_clk_soc_init = omap3xxx_clk_init;
}
void __init omap3430_init_early(void)
{
omap3_init_early();
+ if (of_have_populated_dt())
+ omap_clk_soc_init = omap3430_dt_clk_init;
}
void __init omap35xx_init_early(void)
{
omap3_init_early();
+ if (of_have_populated_dt())
+ omap_clk_soc_init = omap3430_dt_clk_init;
}
void __init omap3630_init_early(void)
{
omap3_init_early();
+ if (of_have_populated_dt())
+ omap_clk_soc_init = omap3630_dt_clk_init;
}
void __init am35xx_init_early(void)
{
omap3_init_early();
+ if (of_have_populated_dt())
+ omap_clk_soc_init = am35xx_dt_clk_init;
}
void __init ti81xx_init_early(void)
@@ -520,7 +528,10 @@ void __init ti81xx_init_early(void)
omap3xxx_clockdomains_init();
omap3xxx_hwmod_init();
omap_hwmod_init_postsetup();
- omap_clk_init = omap3xxx_clk_init;
+ if (of_have_populated_dt())
+ omap_clk_soc_init = ti81xx_dt_clk_init;
+ else
+ omap_clk_soc_init = omap3xxx_clk_init;
}
void __init omap3_init_late(void)
@@ -581,7 +592,7 @@ void __init am33xx_init_early(void)
am33xx_clockdomains_init();
am33xx_hwmod_init();
omap_hwmod_init_postsetup();
- omap_clk_init = am33xx_clk_init;
+ omap_clk_soc_init = am33xx_dt_clk_init;
}
void __init am33xx_init_late(void)
@@ -606,6 +617,7 @@ void __init am43xx_init_early(void)
am43xx_clockdomains_init();
am43xx_hwmod_init();
omap_hwmod_init_postsetup();
+ omap_clk_soc_init = am43xx_dt_clk_init;
}
void __init am43xx_init_late(void)
@@ -635,7 +647,7 @@ void __init omap4430_init_early(void)
omap44xx_clockdomains_init();
omap44xx_hwmod_init();
omap_hwmod_init_postsetup();
- omap_clk_init = omap4xxx_clk_init;
+ omap_clk_soc_init = omap4xxx_dt_clk_init;
}
void __init omap4430_init_late(void)
@@ -666,6 +678,7 @@ void __init omap5_init_early(void)
omap54xx_clockdomains_init();
omap54xx_hwmod_init();
omap_hwmod_init_postsetup();
+ omap_clk_soc_init = omap5xxx_dt_clk_init;
}
void __init omap5_init_late(void)
@@ -691,6 +704,7 @@ void __init dra7xx_init_early(void)
dra7xx_clockdomains_init();
dra7xx_hwmod_init();
omap_hwmod_init_postsetup();
+ omap_clk_soc_init = dra7xx_dt_clk_init;
}
void __init dra7xx_init_late(void)
@@ -710,3 +724,17 @@ void __init omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
_omap2_init_reprogram_sdrc();
}
}
+
+int __init omap_clk_init(void)
+{
+ int ret = 0;
+
+ if (!omap_clk_soc_init)
+ return 0;
+
+ ret = of_prcm_init();
+ if (!ret)
+ ret = omap_clk_soc_init();
+
+ return ret;
+}
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