MIPS: Remove empty prom_free_prom_memory functions

Most of the prom_free_prom_memory functions are empty. With
a new weak prom_free_prom_memory() we can remove all of them.

Signed-off-by: Thomas Bogendoerfer <[e-mail]>
Acked-by: Florian Fainelli <[e-mail]>

arch/mips/alchemy/common/prom.c

···
 
 	return 0;
 }
-
-void __init prom_free_prom_memory(void)
-{
-}

arch/mips/ar7/memory.c

···
 	pages = memsize() >> PAGE_SHIFT;
 	memblock_add(PHYS_OFFSET, pages << PAGE_SHIFT);
 }
-
-void __init prom_free_prom_memory(void)
-{
-	/* Nothing to free */
-}

arch/mips/ath25/prom.c

···
 void __init prom_init(void)
 {
 }
-
-void __init prom_free_prom_memory(void)
-{
-}

arch/mips/ath79/prom.c

···
 	}
 #endif
 }
-
-void __init prom_free_prom_memory(void)
-{
-	/* We do not have to prom memory to free */
-}

arch/mips/bcm47xx/prom.c

···
 	setup_8250_early_printk_port(CKSEG1ADDR(BCM47XX_SERIAL_ADDR), 0, 0);
 }
 
-void __init prom_free_prom_memory(void)
-{
-}
-
 #if defined(CONFIG_BCM47XX_BCMA) && defined(CONFIG_HIGHMEM)
 
 #define EXTVBASE	0xc0000000

arch/mips/bcm63xx/prom.c

···
 		 */
 	}
 }
-
-void __init prom_free_prom_memory(void)
-{
-}

arch/mips/bmips/setup.c

···
 	register_bmips_smp_ops();
 }
 
-void __init prom_free_prom_memory(void)
-{
-}
-
 const char *get_system_type(void)
 {
 	return "Generic BMIPS kernel";

arch/mips/cobalt/setup.c

···
 
 	setup_8250_early_printk_port(CKSEG1ADDR(0x1c800000), 0, 0);
 }
-
-void __init prom_free_prom_memory(void)
-{
-	/* Nothing to do! */
-}

arch/mips/fw/arc/memory.c

···
 {
 }
 
-void __weak __init prom_free_prom_memory(void)
+void __init prom_free_prom_memory(void)
 {
 	int i;
 

arch/mips/fw/sni/sniprom.c

···
 	return (void *)CKSEG1ADDR(hwconf);
 }
 
-void __init prom_free_prom_memory(void)
-{
-}
-
 /*
  * /proc/cpuinfo system type
  *

arch/mips/generic/init.c

···
 
 	irqchip_init();
 }
-
-void __init prom_free_prom_memory(void)
-{
-}

arch/mips/lantiq/prom.c

···
 	return soc_info.type;
 }
 
-void __init prom_free_prom_memory(void)
-{
-}
-
 static void __init prom_init_cmdline(void)
 {
 	int argc = fw_arg0;

arch/mips/loongson2ef/common/init.c

···
 	prom_init_uart_base();
 	board_nmi_handler_setup = mips_nmi_setup;
 }
-
-void __init prom_free_prom_memory(void)
-{
-}

arch/mips/loongson32/common/prom.c

···
 	setup_8250_early_printk_port((unsigned long)uart_base, 0, 0);
 }
 
-void __init prom_free_prom_memory(void)
-{
-}
-
 void __init plat_mem_setup(void)
 {
 	memblock_add(0x0, (memsize << 20));

arch/mips/loongson64/init.c

···
 	board_nmi_handler_setup = mips_nmi_setup;
 }
 
-void __init prom_free_prom_memory(void)
-{
-}
-
 static int __init add_legacy_isa_io(struct fwnode_handle *fwnode, resource_size_t hw_start,
 				    resource_size_t size)
 {

arch/mips/mm/init.c

···
 
 void (*free_init_pages_eva)(void *begin, void *end) = NULL;
 
+void __weak __init prom_free_prom_memory(void)
+{
+	/* nothing to do */
+}
+
 void __ref free_initmem(void)
 {
 	prom_free_prom_memory();

arch/mips/mti-malta/malta-memory.c

···
 	free_init_pages_eva = eva ? free_init_pages_eva_malta : NULL;
 }
 
-void __init prom_free_prom_memory(void)
-{
-}
-
 phys_addr_t mips_cdmm_phys_base(void)
 {
 	/* This address is "typically unused" */

arch/mips/netlogic/xlp/setup.c

···
 	}
 }
 
-void __init prom_free_prom_memory(void)
-{
-	/* Nothing yet */
-}
-
 void xlp_mmu_init(void)
 {
 	u32 conf4;

arch/mips/netlogic/xlr/setup.c

···
 	return (unsigned int)nlm_prom_info.cpu_frequency;
 }
 
-void __init prom_free_prom_memory(void)
-{
-	/* Nothing yet */
-}
-
 void nlm_percpu_init(int hwcpuid)
 {
 	if (hwcpuid % 4 == 0)

arch/mips/pic32/pic32mzda/init.c

···
 	pic32_init_cmdline((int)fw_arg0, (char **)fw_arg1);
 }
 
-void __init prom_free_prom_memory(void)
-{
-}
-
 void __init device_tree_init(void)
 {
 	if (!initial_boot_params)

arch/mips/pistachio/init.c

···
 	pr_info("SoC Type: %s\n", get_system_type());
 }
 
-void __init prom_free_prom_memory(void)
-{
-}
-
 void __init device_tree_init(void)
 {
 	if (!initial_boot_params)

arch/mips/ralink/prom.c

···
 
 	prom_init_cmdline();
 }
-
-void __init prom_free_prom_memory(void)
-{
-}

arch/mips/rb532/prom.c

···
 	}
 };
 
-void __init prom_free_prom_memory(void)
-{
-	/* No prom memory to free */
-}
-
 static inline int match_tag(char *arg, const char *tag)
 {
 	return strncmp(arg, tag, strlen(tag)) == 0;

arch/mips/sgi-ip27/ip27-memory.c

···
 	}
 }
 
-void __init prom_free_prom_memory(void)
-{
-	/* We got nothing to free here ...  */
-}
-
 extern void setup_zero_pages(void);
 
 void __init paging_init(void)

arch/mips/sgi-ip32/ip32-memory.c

···
 		memblock_add(base, size);
 	}
 }
-
-
-void __init prom_free_prom_memory(void)
-{
-}

arch/mips/sibyte/common/cfe.c

···
 #endif
 }
 
-void __init prom_free_prom_memory(void)
-{
-	/* Not sure what I'm supposed to do here.  Nothing, I think */
-}
-
 void prom_putchar(char c)
 {
 	int ret;

arch/mips/txx9/generic/setup.c

···
 	txx9_board_vec->prom_init();
 }
 
-void __init prom_free_prom_memory(void)
-{
-}
-
 const char *get_system_type(void)
 {
 	return txx9_system_type;

arch/mips/vr41xx/common/init.c

···
 			strlcat(arcs_cmdline, " ", COMMAND_LINE_SIZE);
 	}
 }
-
-void __init prom_free_prom_memory(void)
-{
-}