From 7cccbdc84487616c3dbe493b04bfa1f362f4bc56 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Sun, 9 Oct 2011 13:38:06 +0100 Subject: mfd: Enable rbtree cache for wm831x devices Most useful with the regulators where we're doing a lot of read/modify/write updates in potentially performance critical paths. Providing some defaults would make this slightly better but this is a win right now. Signed-off-by: Mark Brown Acked-by: Samuel Ortiz --- drivers/mfd/wm831x-core.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/mfd/wm831x-core.c') diff --git a/drivers/mfd/wm831x-core.c b/drivers/mfd/wm831x-core.c index e758c89ac5bb..0a2b8d41a702 100644 --- a/drivers/mfd/wm831x-core.c +++ b/drivers/mfd/wm831x-core.c @@ -1602,6 +1602,8 @@ struct regmap_config wm831x_regmap_config = { .reg_bits = 16, .val_bits = 16, + .cache_type = REGCACHE_RBTREE, + .max_register = WM831X_DBE_CHECK_DATA, .readable_reg = wm831x_reg_readable, .writeable_reg = wm831x_reg_writeable, -- cgit