[PATCH] clk: renesas: rcar-gen3: allow changing the RPC[D2] clocks

[Sergei Shtylyov]

I was unable to get clk_set_rate() setting a lower RPC-IF clock frequency
and that issue boiled down to me not passing CLK_SET_RATE_PARENT flag to
clk_register_composite() when registering the RPC[D2] clocks...

Fixes: db4a0073cc82 ("clk: renesas: rcar-gen3: Add RPC clocks")
Signed-off-by: Sergei Shtylyov <sergei.shtyl...@cogentembedded.com>

---
This patch is against the 'clk-renesas' branch of Geert Uytterhoeven's
'renesas-drivers.git' repo.

 drivers/clk/renesas/rcar-gen3-cpg.c |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

Index: renesas/drivers/clk/renesas/rcar-gen3-cpg.c
===================================================================
--- renesas.orig/drivers/clk/renesas/rcar-gen3-cpg.c
+++ renesas/drivers/clk/renesas/rcar-gen3-cpg.c
@@ -464,7 +464,8 @@ static struct clk * __init cpg_rpc_clk_r
 
        clk = clk_register_composite(NULL, name, &parent_name, 1, NULL, NULL,
                                     &rpc->div.hw,  &clk_divider_ops,
-                                    &rpc->gate.hw, &clk_gate_ops, 0);
+                                    &rpc->gate.hw, &clk_gate_ops,
+                                    CLK_SET_RATE_PARENT);
        if (IS_ERR(clk)) {
                kfree(rpc);
                return clk;
@@ -500,7 +501,8 @@ static struct clk * __init cpg_rpcd2_clk
 
        clk = clk_register_composite(NULL, name, &parent_name, 1, NULL, NULL,
                                     &rpcd2->fixed.hw, &clk_fixed_factor_ops,
-                                    &rpcd2->gate.hw, &clk_gate_ops, 0);
+                                    &rpcd2->gate.hw, &clk_gate_ops,
+                                    CLK_SET_RATE_PARENT);
        if (IS_ERR(clk))
                kfree(rpcd2);