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path: root/drivers/clk/renesas/rcar-gen3-cpg.c
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Diffstat (limited to 'drivers/clk/renesas/rcar-gen3-cpg.c')
-rw-r--r--drivers/clk/renesas/rcar-gen3-cpg.c89
1 files changed, 2 insertions, 87 deletions
diff --git a/drivers/clk/renesas/rcar-gen3-cpg.c b/drivers/clk/renesas/rcar-gen3-cpg.c
index 558191c99b48..741f6e74bbcf 100644
--- a/drivers/clk/renesas/rcar-gen3-cpg.c
+++ b/drivers/clk/renesas/rcar-gen3-cpg.c
@@ -301,95 +301,10 @@ static struct clk * __init cpg_z_clk_register(const char *name,
return clk;
}
-struct rpc_clock {
- struct clk_divider div;
- struct clk_gate gate;
- /*
- * One notifier covers both RPC and RPCD2 clocks as they are both
- * controlled by the same RPCCKCR register...
- */
- struct cpg_simple_notifier csn;
-};
-
static const struct clk_div_table cpg_rpcsrc_div_table[] = {
{ 2, 5 }, { 3, 6 }, { 0, 0 },
};
-static const struct clk_div_table cpg_rpc_div_table[] = {
- { 1, 2 }, { 3, 4 }, { 5, 6 }, { 7, 8 }, { 0, 0 },
-};
-
-static struct clk * __init cpg_rpc_clk_register(const char *name,
- void __iomem *base, const char *parent_name,
- struct raw_notifier_head *notifiers)
-{
- struct rpc_clock *rpc;
- struct clk *clk;
-
- rpc = kzalloc(sizeof(*rpc), GFP_KERNEL);
- if (!rpc)
- return ERR_PTR(-ENOMEM);
-
- rpc->div.reg = base + CPG_RPCCKCR;
- rpc->div.width = 3;
- rpc->div.table = cpg_rpc_div_table;
- rpc->div.lock = &cpg_lock;
-
- rpc->gate.reg = base + CPG_RPCCKCR;
- rpc->gate.bit_idx = 8;
- rpc->gate.flags = CLK_GATE_SET_TO_DISABLE;
- rpc->gate.lock = &cpg_lock;
-
- rpc->csn.reg = base + CPG_RPCCKCR;
-
- clk = clk_register_composite(NULL, name, &parent_name, 1, NULL, NULL,
- &rpc->div.hw, &clk_divider_ops,
- &rpc->gate.hw, &clk_gate_ops,
- CLK_SET_RATE_PARENT);
- if (IS_ERR(clk)) {
- kfree(rpc);
- return clk;
- }
-
- cpg_simple_notifier_register(notifiers, &rpc->csn);
- return clk;
-}
-
-struct rpcd2_clock {
- struct clk_fixed_factor fixed;
- struct clk_gate gate;
-};
-
-static struct clk * __init cpg_rpcd2_clk_register(const char *name,
- void __iomem *base,
- const char *parent_name)
-{
- struct rpcd2_clock *rpcd2;
- struct clk *clk;
-
- rpcd2 = kzalloc(sizeof(*rpcd2), GFP_KERNEL);
- if (!rpcd2)
- return ERR_PTR(-ENOMEM);
-
- rpcd2->fixed.mult = 1;
- rpcd2->fixed.div = 2;
-
- rpcd2->gate.reg = base + CPG_RPCCKCR;
- rpcd2->gate.bit_idx = 9;
- rpcd2->gate.flags = CLK_GATE_SET_TO_DISABLE;
- rpcd2->gate.lock = &cpg_lock;
-
- clk = clk_register_composite(NULL, name, &parent_name, 1, NULL, NULL,
- &rpcd2->fixed.hw, &clk_fixed_factor_ops,
- &rpcd2->gate.hw, &clk_gate_ops,
- CLK_SET_RATE_PARENT);
- if (IS_ERR(clk))
- kfree(rpcd2);
-
- return clk;
-}
-
-
static const struct rcar_gen3_cpg_pll_config *cpg_pll_config __initdata;
static unsigned int cpg_clk_extalr __initdata;
static u32 cpg_mode __initdata;
@@ -600,11 +515,11 @@ struct clk * __init rcar_gen3_cpg_clk_register(struct device *dev,
break;
case CLK_TYPE_GEN3_RPC:
- return cpg_rpc_clk_register(core->name, base,
+ return cpg_rpc_clk_register(core->name, base + CPG_RPCCKCR,
__clk_get_name(parent), notifiers);
case CLK_TYPE_GEN3_RPCD2:
- return cpg_rpcd2_clk_register(core->name, base,
+ return cpg_rpcd2_clk_register(core->name, base + CPG_RPCCKCR,
__clk_get_name(parent));
default: