The patch below against 2.6.23-rc1-mm2 fixes the size of the flash
window and detect the width of the flash bus (8 or 16 bits).
It originally comes from the OpenWrt patches.
Cc: Felix Fietkau <[EMAIL PROTECTED]>
Signed-off-by: Aurelien Jarno <[EMAIL PROTECTED]>
--- a/drivers/ssb/driver_mipscore.c
+++ b/drivers/ssb/driver_mipscore.c
@@ -186,12 +186,16 @@
{
struct ssb_bus *bus = mcore->dev->bus;
+ mcore->flash_buswidth = 2;
if (bus->chipco.dev) {
mcore->flash_window = 0x1c000000;
- mcore->flash_window_size = 0x800000;
+ mcore->flash_window_size = 0x02000000;
+ if ((ssb_read32(bus->chipco.dev, SSB_CHIPCO_FLASH_CFG)
+ & SSB_CHIPCO_CFG_DS16) == 0)
+ mcore->flash_buswidth = 1;
} else {
mcore->flash_window = 0x1fc00000;
- mcore->flash_window_size = 0x400000;
+ mcore->flash_window_size = 0x00400000;
}
}
--- a/include/linux/ssb/ssb_driver_mips.h
+++ b/include/linux/ssb/ssb_driver_mips.h
@@ -20,6 +20,7 @@
int nr_serial_ports;
struct ssb_serial_port serial_ports[4];
+ int flash_buswidth;
u32 flash_window;
u32 flash_window_size;
};
--
.''`. Aurelien Jarno | GPG: 1024D/F1BCDB73
: :' : Debian developer | Electrical Engineer
`. `' [EMAIL PROTECTED] | [EMAIL PROTECTED]
`- people.debian.org/~aurel32 | www.aurel32.net
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