MIPS: Alchemy: remove old clock support

With the clock framework in place, remove unused functions and bits,
and drop the CLK_IGNORE_UNUSED flag, which is now unneeded.

Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com>
Cc: Linux-MIPS <linux-mips@linux-mips.org>
Patchwork: https://patchwork.linux-mips.org/patch/7473/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/alchemy/common/clock.c b/arch/mips/alchemy/common/clock.c
index 3cd4118..d7557cd 100644
--- a/arch/mips/alchemy/common/clock.c
+++ b/arch/mips/alchemy/common/clock.c
@@ -151,7 +151,7 @@
 	id.name = ALCHEMY_CPU_CLK;
 	id.parent_names = &parent_name;
 	id.num_parents = 1;
-	id.flags = CLK_IS_BASIC | CLK_IGNORE_UNUSED;
+	id.flags = CLK_IS_BASIC;
 	id.ops = &alchemy_clkops_cpu;
 	h->init = &id;
 
@@ -236,7 +236,7 @@
 	id.name = name;
 	id.parent_names = &parent_name;
 	id.num_parents = 1;
-	id.flags = CLK_GET_RATE_NOCACHE | CLK_IGNORE_UNUSED;
+	id.flags = CLK_GET_RATE_NOCACHE;
 	id.ops = &alchemy_clkops_aux;
 
 	a->reg = reg;
@@ -743,8 +743,7 @@
 	default:
 		return -ENODEV;
 	}
-	id.flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE |
-		   CLK_IGNORE_UNUSED;
+	id.flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE;
 
 	a = kzalloc((sizeof(*a)) * 6, GFP_KERNEL);
 	if (!a)
@@ -942,8 +941,7 @@
 	id.ops = &alchemy_clkops_csrc;
 	id.parent_names = (const char **)alchemy_clk_csrc_parents;
 	id.num_parents = 7;
-	id.flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE |
-		   CLK_IGNORE_UNUSED;
+	id.flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE;
 
 	dt = alchemy_csrc_dt1;
 	switch (ctype) {