openkylin
/
platform_kernel-5.15
mirror of https://gitee.com/openkylin/platform_kernel-5.15.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

[ARM] pxa/spitz: add physmap mapping for ROM 

Add mapping for system ROM using physmap-flash mapping.

Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
This commit is contained in:
Dmitry Baryshkov 2008-11-25 00:57:28 +03:00 committed by Eric Miao
parent f34ee79a53
commit e5d3bf3c10
1 changed files with 32 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
arch/arm/mach-pxa/spitz.c
View File

@ -22,6 +22,7 @@
#include <linux/gpio.h> #include <linux/gpio.h>
#include <linux/leds.h> #include <linux/leds.h>
#include <linux/mmc/host.h> #include <linux/mmc/host.h>
#include <linux/mtd/physmap.h>
#include <linux/pm.h> #include <linux/pm.h>
#include <linux/backlight.h> #include <linux/backlight.h>
#include <linux/io.h> #include <linux/io.h>
@ -613,10 +614,41 @@ static struct pxafb_mach_info spitz_pxafb_info = {
}; };
static struct mtd_partition sharpsl_rom_parts[] = {
{
.name ="Boot PROM Filesystem",
.offset = 0x00140000,
.size = MTDPART_SIZ_FULL,
},
};
static struct physmap_flash_data sharpsl_rom_data = {
.width = 2,
.nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
.parts = sharpsl_rom_parts,
};
static struct resource sharpsl_rom_resources[] = {
{
.start = 0x00000000,
.end = 0x007fffff,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device sharpsl_rom_device = {
.name = "physmap-flash",
.id = -1,
.resource = sharpsl_rom_resources,
.num_resources = ARRAY_SIZE(sharpsl_rom_resources),
.dev.platform_data = &sharpsl_rom_data,
};
static struct platform_device *devices[] __initdata = { static struct platform_device *devices[] __initdata = {
&spitzscoop_device, &spitzscoop_device,
&spitzkbd_device, &spitzkbd_device,
&spitzled_device, &spitzled_device,
&sharpsl_rom_device,
}; };
static void spitz_poweroff(void) static void spitz_poweroff(void)