summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorRafał Miłecki <zajec5@gmail.com>2013-06-17 19:56:20 +0200
committerJohn W. Linville <linville@tuxdriver.com>2013-06-17 14:38:54 -0400
commite570bd0472b10c9f982fdb58eb39c81445cddb5c (patch)
tree457461b97a5a48842877bd4d23b7c33ec1395845
parent4a71053ec5b5f5bf58963b94429d7af920b88ef9 (diff)
downloadlinux-e570bd0472b10c9f982fdb58eb39c81445cddb5c.tar.bz2
ssb: add struct for serial flash
This data allow writing for example MTD driver. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/ssb/driver_chipcommon_sflash.c7
-rw-r--r--include/linux/ssb/ssb_driver_mips.h15
2 files changed, 22 insertions, 0 deletions
diff --git a/drivers/ssb/driver_chipcommon_sflash.c b/drivers/ssb/driver_chipcommon_sflash.c
index 1b9e770f5328..205f1c499c46 100644
--- a/drivers/ssb/driver_chipcommon_sflash.c
+++ b/drivers/ssb/driver_chipcommon_sflash.c
@@ -73,6 +73,7 @@ static void ssb_sflash_cmd(struct ssb_chipcommon *cc, u32 opcode)
/* Initialize serial flash access */
int ssb_sflash_init(struct ssb_chipcommon *cc)
{
+ struct ssb_sflash *sflash = &cc->dev->bus->mipscore.sflash;
const struct ssb_sflash_tbl_e *e;
u32 id, id2;
@@ -131,6 +132,12 @@ int ssb_sflash_init(struct ssb_chipcommon *cc)
return -ENOTSUPP;
}
+ sflash->window = SSB_FLASH2;
+ sflash->blocksize = e->blocksize;
+ sflash->numblocks = e->numblocks;
+ sflash->size = sflash->blocksize * sflash->numblocks;
+ sflash->present = true;
+
pr_info("Found %s serial flash (blocksize: 0x%X, blocks: %d)\n",
e->name, e->blocksize, e->numblocks);
diff --git a/include/linux/ssb/ssb_driver_mips.h b/include/linux/ssb/ssb_driver_mips.h
index afe79d40a99e..6535e4718fde 100644
--- a/include/linux/ssb/ssb_driver_mips.h
+++ b/include/linux/ssb/ssb_driver_mips.h
@@ -20,6 +20,18 @@ struct ssb_pflash {
u32 window_size;
};
+#ifdef CONFIG_SSB_SFLASH
+struct ssb_sflash {
+ bool present;
+ u32 window;
+ u32 blocksize;
+ u16 numblocks;
+ u32 size;
+
+ void *priv;
+};
+#endif
+
struct ssb_mipscore {
struct ssb_device *dev;
@@ -27,6 +39,9 @@ struct ssb_mipscore {
struct ssb_serial_port serial_ports[4];
struct ssb_pflash pflash;
+#ifdef CONFIG_SSB_SFLASH
+ struct ssb_sflash sflash;
+#endif
};
extern void ssb_mipscore_init(struct ssb_mipscore *mcore);