diff options
Diffstat (limited to 'arch/arm/plat-omap/sram.c')
| -rw-r--r-- | arch/arm/plat-omap/sram.c | 34 |
1 files changed, 11 insertions, 23 deletions
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index e26e50487d60..a3f50b34a90d 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -242,7 +242,14 @@ static void __init omap_map_sram(void) omap_sram_size - SRAM_BOOTLOADER_SZ); } -void * omap_sram_push(void * start, unsigned long size) +/* + * Memory allocator for SRAM: calculates the new ceiling address + * for pushing a function using the fncpy API. + * + * Note that fncpy requires the returned address to be aligned + * to an 8-byte boundary. + */ +void *omap_sram_push_address(unsigned long size) { if (size > (omap_sram_ceil - (omap_sram_base + SRAM_BOOTLOADER_SZ))) { printk(KERN_ERR "Not enough space in SRAM\n"); @@ -250,10 +257,7 @@ void * omap_sram_push(void * start, unsigned long size) } omap_sram_ceil -= size; - omap_sram_ceil = ROUND_DOWN(omap_sram_ceil, sizeof(void *)); - memcpy((void *)omap_sram_ceil, start, size); - flush_icache_range((unsigned long)omap_sram_ceil, - (unsigned long)(omap_sram_ceil + size)); + omap_sram_ceil = ROUND_DOWN(omap_sram_ceil, FNCPY_ALIGN); return (void *)omap_sram_ceil; } @@ -312,7 +316,7 @@ u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass) } #endif -#ifdef CONFIG_ARCH_OMAP2420 +#ifdef CONFIG_SOC_OMAP2420 static int __init omap242x_sram_init(void) { _omap2_sram_ddr_init = omap_sram_push(omap242x_sram_ddr_init, @@ -333,7 +337,7 @@ static inline int omap242x_sram_init(void) } #endif -#ifdef CONFIG_ARCH_OMAP2430 +#ifdef CONFIG_SOC_OMAP2430 static int __init omap243x_sram_init(void) { _omap2_sram_ddr_init = omap_sram_push(omap243x_sram_ddr_init, @@ -405,20 +409,6 @@ static inline int omap34xx_sram_init(void) } #endif -#ifdef CONFIG_ARCH_OMAP4 -static int __init omap44xx_sram_init(void) -{ - printk(KERN_ERR "FIXME: %s not implemented\n", __func__); - - return -ENODEV; -} -#else -static inline int omap44xx_sram_init(void) -{ - return 0; -} -#endif - int __init omap_sram_init(void) { omap_detect_sram(); @@ -432,8 +422,6 @@ int __init omap_sram_init(void) omap243x_sram_init(); else if (cpu_is_omap34xx()) omap34xx_sram_init(); - else if (cpu_is_omap44xx()) - omap44xx_sram_init(); return 0; } |