ARM: SAMSUNG: Move duplicate code for SPDIF ops

Move the duplicated code for SPDIF ops from S5PV210 and S5PC100.
So, the same can be used in EXYNOS4.

Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/mach-s5pc100/clock.c

@@ -910,47 +910,12 @@ struct clksrc_sources clk_src_sclk_spdif = {
 	.nr_sources	= ARRAY_SIZE(clk_sclk_spdif_list),
 };
 
-static int s5pc100_spdif_set_rate(struct clk *clk, unsigned long rate)
-{
-	struct clk *pclk;
-	int ret;
-
-	pclk = clk_get_parent(clk);
-	if (IS_ERR(pclk))
-		return -EINVAL;
-
-	ret = pclk->ops->set_rate(pclk, rate);
-	clk_put(pclk);
-
-	return ret;
-}
-
-static unsigned long s5pc100_spdif_get_rate(struct clk *clk)
-{
-	struct clk *pclk;
-	int rate;
-
-	pclk = clk_get_parent(clk);
-	if (IS_ERR(pclk))
-		return -EINVAL;
-
-	rate = pclk->ops->get_rate(clk);
-	clk_put(pclk);
-
-	return rate;
-}
-
-static struct clk_ops s5pc100_sclk_spdif_ops = {
-	.set_rate	= s5pc100_spdif_set_rate,
-	.get_rate	= s5pc100_spdif_get_rate,
-};
-
 static struct clksrc_clk clk_sclk_spdif = {
 	.clk	= {
 		.name		= "sclk_spdif",
 		.ctrlbit	= (1 << 11),
 		.enable		= s5pc100_sclk1_ctrl,
-		.ops		= &s5pc100_sclk_spdif_ops,
+		.ops		= &s5p_sclk_spdif_ops,
 	},
 	.sources = &clk_src_sclk_spdif,
 	.reg_src = { .reg = S5P_CLK_SRC3, .shift = 24, .size = 2 },

arch/arm/mach-s5pv210/clock.c

@@ -686,47 +686,12 @@ static struct clksrc_sources clkset_sclk_spdif = {
 	.nr_sources	= ARRAY_SIZE(clkset_sclk_spdif_list),
 };
 
-static int s5pv210_spdif_set_rate(struct clk *clk, unsigned long rate)
-{
-	struct clk *pclk;
-	int ret;
-
-	pclk = clk_get_parent(clk);
-	if (IS_ERR(pclk))
-		return -EINVAL;
-
-	ret = pclk->ops->set_rate(pclk, rate);
-	clk_put(pclk);
-
-	return ret;
-}
-
-static unsigned long s5pv210_spdif_get_rate(struct clk *clk)
-{
-	struct clk *pclk;
-	int rate;
-
-	pclk = clk_get_parent(clk);
-	if (IS_ERR(pclk))
-		return -EINVAL;
-
-	rate = pclk->ops->get_rate(clk);
-	clk_put(pclk);
-
-	return rate;
-}
-
-static struct clk_ops s5pv210_sclk_spdif_ops = {
-	.set_rate	= s5pv210_spdif_set_rate,
-	.get_rate	= s5pv210_spdif_get_rate,
-};
-
 static struct clksrc_clk clk_sclk_spdif = {
 	.clk		= {
 		.name		= "sclk_spdif",
 		.enable		= s5pv210_clk_mask0_ctrl,
 		.ctrlbit	= (1 << 27),
-		.ops		= &s5pv210_sclk_spdif_ops,
+		.ops		= &s5p_sclk_spdif_ops,
 	},
 	.sources = &clkset_sclk_spdif,
 	.reg_src = { .reg = S5P_CLK_SRC6, .shift = 12, .size = 2 },

arch/arm/plat-s5p/clock.c

@@ -168,6 +168,41 @@ unsigned long s5p_epll_get_rate(struct clk *clk)
 	return clk->rate;
 }
 
+int s5p_spdif_set_rate(struct clk *clk, unsigned long rate)
+{
+	struct clk *pclk;
+	int ret;
+
+	pclk = clk_get_parent(clk);
+	if (IS_ERR(pclk))
+		return -EINVAL;
+
+	ret = pclk->ops->set_rate(pclk, rate);
+	clk_put(pclk);
+
+	return ret;
+}
+
+unsigned long s5p_spdif_get_rate(struct clk *clk)
+{
+	struct clk *pclk;
+	int rate;
+
+	pclk = clk_get_parent(clk);
+	if (IS_ERR(pclk))
+		return -EINVAL;
+
+	rate = pclk->ops->get_rate(clk);
+	clk_put(pclk);
+
+	return rate;
+}
+
+struct clk_ops s5p_sclk_spdif_ops = {
+	.set_rate	= s5p_spdif_set_rate,
+	.get_rate	= s5p_spdif_get_rate,
+};
+
 static struct clk *s5p_clks[] __initdata = {
 	&clk_ext_xtal_mux,
 	&clk_48m,

arch/arm/plat-s5p/include/plat/s5p-clock.h

@@ -47,4 +47,9 @@ extern int s5p_gatectrl(void __iomem *reg, struct clk *clk, int enable);
 extern int s5p_epll_enable(struct clk *clk, int enable);
 extern unsigned long s5p_epll_get_rate(struct clk *clk);
 
+/* SPDIF clk operations common for S5PC100/V210/C110 and Exynos4 */
+extern int s5p_spdif_set_rate(struct clk *clk, unsigned long rate);
+extern unsigned long s5p_spdif_get_rate(struct clk *clk);
+
+extern struct clk_ops s5p_sclk_spdif_ops;
 #endif /* __ASM_PLAT_S5P_CLOCK_H */