ARM: mx31: Replace clk_register_clkdev with clock DT lookup

Similarly as it was done for mx6q, use a DT lookup in order to make maintainance
task for the clock devices easier.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 10 insertions, 0 deletions

diff --git a/arch/arm/mach-imx/clk-imx31.c b/arch/arm/mach-imx/clk-imx31.c
index 590dd876d66a..a42494d22c59 100644
--- a/arch/arm/mach-imx/clk-imx31.c
+++ b/arch/arm/mach-imx/clk-imx31.c
@@ -46,11 +46,13 @@ enum mx31_clks {
 };
 
 static struct clk *clk[clk_max];
+static struct clk_onecell_data clk_data;
 
 int __init mx31_clocks_init(unsigned long fref)
 {
         void __iomem *base = MX31_IO_ADDRESS(MX31_CCM_BASE_ADDR);
         int i;
+        struct device_node *np;
 
         clk[dummy] = imx_clk_fixed("dummy", 0);
         clk[ckih] = imx_clk_fixed("ckih", fref);
@@ -117,6 +119,14 @@ int __init mx31_clocks_init(unsigned long fref)
                         pr_err("imx31 clk %d: register failed with %ld\n",
                                 i, PTR_ERR(clk[i]));
 
+        np = of_find_compatible_node(NULL, NULL, "fsl,imx31-ccm");
+
+        if (np) {
+                clk_data.clks = clk;
+                clk_data.clk_num = ARRAY_SIZE(clk);
+                of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
+        }
+
         clk_register_clkdev(clk[gpt_gate], "per", "imx-gpt.0");
         clk_register_clkdev(clk[ipg], "ipg", "imx-gpt.0");
         clk_register_clkdev(clk[cspi1_gate], NULL, "imx31-cspi.0");