openwrt-owl/target/linux/sunxi/patches-3.13/117-clk-sunxi-factors_clk_s...

75 lines
2.0 KiB
Diff

From 8a3282a0a185108e37e7a48437b58d956ff56f4a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emilio=20L=C3=B3pez?= <emilio@elopez.com.ar>
Date: Mon, 23 Dec 2013 00:32:36 -0300
Subject: [PATCH] clk: sunxi: make factors_clk_setup return the clock it
registers
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
We will be needing this to register a factor clock as parent with leaf
divisors on a single call.
Signed-off-by: Emilio López <emilio@elopez.com.ar>
Acked-by: Mike Turquette <mturquette@linaro.org>
---
drivers/clk/sunxi/clk-sunxi.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
--- a/drivers/clk/sunxi/clk-sunxi.c
+++ b/drivers/clk/sunxi/clk-sunxi.c
@@ -317,8 +317,8 @@ static const struct factors_data sun4i_a
.getter = sun4i_get_apb1_factors,
};
-static void __init sunxi_factors_clk_setup(struct device_node *node,
- struct factors_data *data)
+static struct clk * __init sunxi_factors_clk_setup(struct device_node *node,
+ const struct factors_data *data)
{
struct clk *clk;
struct clk_factors *factors;
@@ -340,14 +340,14 @@ static void __init sunxi_factors_clk_set
factors = kzalloc(sizeof(struct clk_factors), GFP_KERNEL);
if (!factors)
- return;
+ return NULL;
/* Add a gate if this factor clock can be gated */
if (data->enable) {
gate = kzalloc(sizeof(struct clk_gate), GFP_KERNEL);
if (!gate) {
kfree(factors);
- return;
+ return NULL;
}
/* set up gate properties */
@@ -363,7 +363,7 @@ static void __init sunxi_factors_clk_set
if (!mux) {
kfree(factors);
kfree(gate);
- return;
+ return NULL;
}
/* set up gate properties */
@@ -384,13 +384,14 @@ static void __init sunxi_factors_clk_set
parents, i,
mux_hw, &clk_mux_ops,
&factors->hw, &clk_factors_ops,
- gate_hw, &clk_gate_ops,
- i ? 0 : CLK_IS_ROOT);
+ gate_hw, &clk_gate_ops, 0);
if (!IS_ERR(clk)) {
of_clk_add_provider(node, of_clk_src_simple_get, clk);
clk_register_clkdev(clk, clk_name, NULL);
}
+
+ return clk;
}