clk: si544: Convert to use maple tree register cache

The maple tree register cache is based on a much more modern data structure
than the rbtree cache and makes optimisation choices which are probably
more appropriate for modern systems than those made by the rbtree cache.

Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230929-clk-maple-si-v1-4-e26cfcaf27bd@kernel.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
diff --git a/drivers/clk/clk-si544.c b/drivers/clk/clk-si544.c
index 2292596..c4288cf 100644
--- a/drivers/clk/clk-si544.c
+++ b/drivers/clk/clk-si544.c
@@ -446,7 +446,7 @@ static bool si544_regmap_is_volatile(struct device *dev, unsigned int reg)
 static const struct regmap_config si544_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 	.max_register = SI544_REG_PAGE_SELECT,
 	.volatile_reg = si544_regmap_is_volatile,
 };