On Northstar (ARM arch) we will use MTD subsystem to access NVRAM and
SPROM. To get access to flash device we need to register these cores
first.
Signed-off-by: Rafał Miłecki <zajec5@xxxxxxxxx>
---
drivers/bcma/main.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c
index 9a86352..297a2d4 100644
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -120,6 +120,17 @@ static void bcma_release_core_dev(struct device *dev)
kfree(core);
}
+static bool bcma_is_core_needed_early(u16 core_id)
+{
+ switch (core_id) {
+ case BCMA_CORE_NS_NAND:
+ case BCMA_CORE_NS_QSPI:
+ return true;
+ }
+
+ return false;
+}
+
static void bcma_register_core(struct bcma_bus *bus, struct bcma_device *core)
{
int err;
@@ -170,6 +181,10 @@ static int bcma_register_devices(struct bcma_bus *bus)
continue;
}
+ /* Early cores were already registered */
+ if (bcma_is_core_needed_early(core->id.id))
+ continue;
+
/* Only first GMAC core on BCM4706 is connected and working */
if (core->id.id == BCMA_CORE_4706_MAC_GBIT &&
core->core_unit > 0)
@@ -252,6 +267,12 @@ int bcma_bus_register(struct bcma_bus *bus)
bcma_core_chipcommon_early_init(&bus->drv_cc);
}
+ /* Cores providing flash access go before SPROM init */
+ list_for_each_entry(core, &bus->cores, list) {
+ if (bcma_is_core_needed_early(core->id.id))
+ bcma_register_core(bus, core);
+ }
+
/* Try to get SPROM */
err = bcma_sprom_get(bus);
if (err == -ENOENT) {
--
1.8.4.5
--
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