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microblaze: Remove unused prom_parse.c

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of_parse_dma_window is completely unused.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Michal Simek 2014-12-18 15:30:49 +01:00
parent add4b1b02d
commit 32db31da49
2 changed files with 1 additions and 36 deletions
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2
arch/microblaze/kernel/Makefile
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@ -16,7 +16,7 @@ extra-y := head.o vmlinux.lds
obj-y += dma.o exceptions.o \ obj-y += dma.o exceptions.o \
hw_exception_handler.o intc.o irq.o \ hw_exception_handler.o intc.o irq.o \
platform.o process.o prom.o prom_parse.o ptrace.o \ platform.o process.o prom.o ptrace.o \
reset.o setup.o signal.o sys_microblaze.o timer.o traps.o unwind.o reset.o setup.o signal.o sys_microblaze.o timer.o traps.o unwind.o
obj-y += cpu/ obj-y += cpu/

35
arch/microblaze/kernel/prom_parse.c
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@ -1,35 +0,0 @@
#undef DEBUG
#include <linux/export.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/ioport.h>
#include <linux/etherdevice.h>
#include <linux/of_address.h>
#include <asm/prom.h>
void of_parse_dma_window(struct device_node *dn, const void *dma_window_prop,
unsigned long *busno, unsigned long *phys, unsigned long *size)
{
const u32 *dma_window;
u32 cells;
const unsigned char *prop;
dma_window = dma_window_prop;
/* busno is always one cell */
*busno = *(dma_window++);
prop = of_get_property(dn, "ibm,#dma-address-cells", NULL);
if (!prop)
prop = of_get_property(dn, "#address-cells", NULL);
cells = prop ? *(u32 *)prop : of_n_addr_cells(dn);
*phys = of_read_number(dma_window, cells);
dma_window += cells;
prop = of_get_property(dn, "ibm,#dma-size-cells", NULL);
cells = prop ? *(u32 *)prop : of_n_size_cells(dn);
*size = of_read_number(dma_window, cells);
}