diff options
Diffstat (limited to 'drivers/power/olpc_battery.c')
| -rw-r--r-- | drivers/power/olpc_battery.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/power/olpc_battery.c b/drivers/power/olpc_battery.c index d5fe6f0..c8b596a 100644 --- a/drivers/power/olpc_battery.c +++ b/drivers/power/olpc_battery.c @@ -389,8 +389,14 @@ static int __init olpc_bat_init(void) if (!olpc_platform_info.ecver) return -ENXIO; - if (olpc_platform_info.ecver < 0x43) { - printk(KERN_NOTICE "OLPC EC version 0x%02x too old for battery driver.\n", olpc_platform_info.ecver); + + /* + * We've seen a number of EC protocol changes; this driver requires + * the latest EC protocol, supported by 0x44 and above. + */ + if (olpc_platform_info.ecver < 0x44) { + printk(KERN_NOTICE "OLPC EC version 0x%02x too old for " + "battery driver.\n", olpc_platform_info.ecver); return -ENXIO; } |
