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authorAntoine Tenart <antoine.tenart@free-electrons.com>2015-05-16 01:40:15 +0200
committerSebastian Hesselbarth <sebastian.hesselbarth@gmail.com>2015-05-18 18:10:09 +0200
commit26b3b6b959b25603944cb3bb70a72484e8ef775f (patch)
treededace21a5c0491a8d2757031e7c1c02dcfee1f5 /drivers
parentf90bec209ca54d799e69fc30c1b04c14baab980a (diff)
clk: berlin: prepare simple-mfd conversion
Prepare conversion of berlin clk drivers to a simple-mfd sub-node by checking for parent node compatible. If parent node is "syscon" compatible use it for of_iomap instead of the own node. Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com> Acked-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/clk/berlin/bg2.c6
-rw-r--r--drivers/clk/berlin/bg2q.c6
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/clk/berlin/bg2.c b/drivers/clk/berlin/bg2.c
index 515fb133495c..d8e57097518b 100644
--- a/drivers/clk/berlin/bg2.c
+++ b/drivers/clk/berlin/bg2.c
@@ -502,11 +502,15 @@ static const struct berlin2_gate_data bg2_gates[] __initconst = {
static void __init berlin2_clock_setup(struct device_node *np)
{
+ struct device_node *parent_np = of_get_parent(np);
const char *parent_names[9];
struct clk *clk;
u8 avpll_flags = 0;
int n;
+ if (of_device_is_compatible(parent_np, "syscon"))
+ np = parent_np;
+
gbase = of_iomap(np, 0);
if (!gbase)
return;
@@ -689,3 +693,5 @@ CLK_OF_DECLARE(berlin2_clock, "marvell,berlin2-chip-ctrl",
berlin2_clock_setup);
CLK_OF_DECLARE(berlin2cd_clock, "marvell,berlin2cd-chip-ctrl",
berlin2_clock_setup);
+CLK_OF_DECLARE(berlin2_clk, "marvell,berlin2-clk",
+ berlin2_clock_setup);
diff --git a/drivers/clk/berlin/bg2q.c b/drivers/clk/berlin/bg2q.c
index 440ef81ab15c..638a649ebed7 100644
--- a/drivers/clk/berlin/bg2q.c
+++ b/drivers/clk/berlin/bg2q.c
@@ -290,10 +290,14 @@ static const struct berlin2_gate_data bg2q_gates[] __initconst = {
static void __init berlin2q_clock_setup(struct device_node *np)
{
+ struct device_node *parent_np = of_get_parent(np);
const char *parent_names[9];
struct clk *clk;
int n;
+ if (of_device_is_compatible(parent_np, "syscon"))
+ np = parent_np;
+
gbase = of_iomap(np, 0);
if (!gbase) {
pr_err("%s: Unable to map global base\n", np->full_name);
@@ -386,3 +390,5 @@ bg2q_fail:
}
CLK_OF_DECLARE(berlin2q_clock, "marvell,berlin2q-chip-ctrl",
berlin2q_clock_setup);
+CLK_OF_DECLARE(berlin2q_clk, "marvell,berlin2q-clk",
+ berlin2q_clock_setup);