aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/ssb/driver_chipcommon_sflash.c
diff options
context:
space:
mode:
authorRafał Miłecki <zajec5@gmail.com>2013-06-18 07:33:40 +0200
committerJohn W. Linville <linville@tuxdriver.com>2013-06-18 14:46:46 -0400
commit7b5d6043de31290de98e9232cbd9a07968aef5bd (patch)
tree228e02ecbbe6b22041b8f6a5e7eba43bb852f5f9 /drivers/ssb/driver_chipcommon_sflash.c
parente861ef523cd91270d108edc394e648b1f9e6fbd5 (diff)
ssb: register serial flash as platform device
This allows writing MTD driver working as a platform driver. In platform_data it will receive struct ssb_sflash, which contains all important data about flash (window, size). Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/ssb/driver_chipcommon_sflash.c')
-rw-r--r--drivers/ssb/driver_chipcommon_sflash.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/ssb/driver_chipcommon_sflash.c b/drivers/ssb/driver_chipcommon_sflash.c
index 205f1c499c46..e84cf04f4416 100644
--- a/drivers/ssb/driver_chipcommon_sflash.c
+++ b/drivers/ssb/driver_chipcommon_sflash.c
@@ -9,6 +9,19 @@
#include "ssb_private.h"
+static struct resource ssb_sflash_resource = {
+ .name = "ssb_sflash",
+ .start = SSB_FLASH2,
+ .end = 0,
+ .flags = IORESOURCE_MEM | IORESOURCE_READONLY,
+};
+
+struct platform_device ssb_sflash_dev = {
+ .name = "ssb_sflash",
+ .resource = &ssb_sflash_resource,
+ .num_resources = 1,
+};
+
struct ssb_sflash_tbl_e {
char *name;
u32 id;
@@ -141,6 +154,12 @@ int ssb_sflash_init(struct ssb_chipcommon *cc)
pr_info("Found %s serial flash (blocksize: 0x%X, blocks: %d)\n",
e->name, e->blocksize, e->numblocks);
+ /* Prepare platform device, but don't register it yet. It's too early,
+ * malloc (required by device_private_init) is not available yet. */
+ ssb_sflash_dev.resource[0].end = ssb_sflash_dev.resource[0].start +
+ sflash->size;
+ ssb_sflash_dev.dev.platform_data = sflash;
+
pr_err("Serial flash support is not implemented yet!\n");
return -ENOTSUPP;

Privacy Policy