[PATCH 7/9] clk: samsung: Drop old suspend/resume code

[Tomasz Figa <t.figa@samsung.com>]

Since all SoC drivers have been moved to local suspend/resume handling,
the old code can be safely dropped.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---
 drivers/clk/samsung/clk-exynos4.c    |  2 +-
 drivers/clk/samsung/clk-exynos5250.c |  2 +-
 drivers/clk/samsung/clk-exynos5420.c |  2 +-
 drivers/clk/samsung/clk-exynos5440.c |  2 +-
 drivers/clk/samsung/clk-s3c64xx.c    |  2 +-
 drivers/clk/samsung/clk.c            | 54 +-----------------------------------
 drivers/clk/samsung/clk.h            |  4 +--
 7 files changed, 7 insertions(+), 61 deletions(-)

diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c
index 1de7346..694c755 100644
--- a/drivers/clk/samsung/clk-exynos4.c
+++ b/drivers/clk/samsung/clk-exynos4.c
@@ -1174,7 +1174,7 @@ static void __init exynos4_clk_init(struct device_node *np,
 	if (!reg_base)
 		panic("%s: failed to map registers\n", __func__);
 
-	samsung_clk_init(np, reg_base, nr_clks, NULL, 0, NULL, 0);
+	samsung_clk_init(np, reg_base, nr_clks);
 
 	samsung_clk_of_register_fixed_ext(exynos4_fixed_rate_ext_clks,
 			ARRAY_SIZE(exynos4_fixed_rate_ext_clks),
diff --git a/drivers/clk/samsung/clk-exynos5250.c b/drivers/clk/samsung/clk-exynos5250.c
index 8c1ce49..ee866e3 100644
--- a/drivers/clk/samsung/clk-exynos5250.c
+++ b/drivers/clk/samsung/clk-exynos5250.c
@@ -699,7 +699,7 @@ static void __init exynos5250_clk_init(struct device_node *np)
 		panic("%s: unable to determine soc\n", __func__);
 	}
 
-	samsung_clk_init(np, reg_base, nr_clks, NULL, 0, NULL, 0);
+	samsung_clk_init(np, reg_base, nr_clks);
 	samsung_clk_of_register_fixed_ext(exynos5250_fixed_rate_ext_clks,
 			ARRAY_SIZE(exynos5250_fixed_rate_ext_clks),
 			ext_clk_match);
diff --git a/drivers/clk/samsung/clk-exynos5420.c b/drivers/clk/samsung/clk-exynos5420.c
index 4ef1ee4..9de5bfd 100644
--- a/drivers/clk/samsung/clk-exynos5420.c
+++ b/drivers/clk/samsung/clk-exynos5420.c
@@ -816,7 +816,7 @@ static void __init exynos5420_clk_init(struct device_node *np)
 		panic("%s: unable to determine soc\n", __func__);
 	}
 
-	samsung_clk_init(np, reg_base, nr_clks, NULL, 0, NULL, 0);
+	samsung_clk_init(np, reg_base, nr_clks);
 	samsung_clk_of_register_fixed_ext(exynos5420_fixed_rate_ext_clks,
 			ARRAY_SIZE(exynos5420_fixed_rate_ext_clks),
 			ext_clk_match);
diff --git a/drivers/clk/samsung/clk-exynos5440.c b/drivers/clk/samsung/clk-exynos5440.c
index f865894..e3e460a 100644
--- a/drivers/clk/samsung/clk-exynos5440.c
+++ b/drivers/clk/samsung/clk-exynos5440.c
@@ -114,7 +114,7 @@ static void __init exynos5440_clk_init(struct device_node *np)
 		return;
 	}
 
-	samsung_clk_init(np, reg_base, nr_clks, NULL, 0, NULL, 0);
+	samsung_clk_init(np, reg_base, nr_clks);
 	samsung_clk_of_register_fixed_ext(exynos5440_fixed_rate_ext_clks,
 		ARRAY_SIZE(exynos5440_fixed_rate_ext_clks), ext_clk_match);
 
diff --git a/drivers/clk/samsung/clk-s3c64xx.c b/drivers/clk/samsung/clk-s3c64xx.c
index 3189101..a43cbde 100644
--- a/drivers/clk/samsung/clk-s3c64xx.c
+++ b/drivers/clk/samsung/clk-s3c64xx.c
@@ -465,7 +465,7 @@ void __init s3c64xx_clk_init(struct device_node *np, unsigned long xtal_f,
 			panic("%s: failed to map registers\n", __func__);
 	}
 
-	samsung_clk_init(np, reg_base, NR_CLKS, NULL, 0, NULL, 0);
+	samsung_clk_init(np, reg_base, NR_CLKS);
 
 	/* Register external clocks. */
 	if (!np)
diff --git a/drivers/clk/samsung/clk.c b/drivers/clk/samsung/clk.c
index ec761e3..91bec3e 100644
--- a/drivers/clk/samsung/clk.c
+++ b/drivers/clk/samsung/clk.c
@@ -21,7 +21,6 @@ static void __iomem *reg_base;
 static struct clk_onecell_data clk_data;
 #endif
 
-#ifdef CONFIG_PM_SLEEP
 void samsung_clk_save(void __iomem *base,
 				    struct samsung_clk_reg_dump *rd,
 				    unsigned int num_regs)
@@ -55,63 +54,12 @@ struct samsung_clk_reg_dump *samsung_clk_alloc_reg_dump(
 	return rd;
 }
 
-static struct samsung_clk_reg_dump *reg_dump;
-static unsigned long nr_reg_dump;
-
-static int samsung_clk_suspend(void)
-{
-	struct samsung_clk_reg_dump *rd = reg_dump;
-	unsigned long i;
-
-	for (i = 0; i < nr_reg_dump; i++, rd++)
-		rd->value = __raw_readl(reg_base + rd->offset);
-
-	return 0;
-}
-
-static void samsung_clk_resume(void)
-{
-	struct samsung_clk_reg_dump *rd = reg_dump;
-	unsigned long i;
-
-	for (i = 0; i < nr_reg_dump; i++, rd++)
-		__raw_writel(rd->value, reg_base + rd->offset);
-}
-
-static struct syscore_ops samsung_clk_syscore_ops = {
-	.suspend	= samsung_clk_suspend,
-	.resume		= samsung_clk_resume,
-};
-#endif /* CONFIG_PM_SLEEP */
-
 /* setup the essentials required to support clock lookup using ccf */
 void __init samsung_clk_init(struct device_node *np, void __iomem *base,
-		unsigned long nr_clks, unsigned long *rdump,
-		unsigned long nr_rdump, unsigned long *soc_rdump,
-		unsigned long nr_soc_rdump)
+			     unsigned long nr_clks)
 {
 	reg_base = base;
 
-#ifdef CONFIG_PM_SLEEP
-	if (rdump && nr_rdump) {
-		unsigned int idx;
-		reg_dump = kzalloc(sizeof(struct samsung_clk_reg_dump)
-				* (nr_rdump + nr_soc_rdump), GFP_KERNEL);
-		if (!reg_dump) {
-			pr_err("%s: memory alloc for register dump failed\n",
-					__func__);
-			return;
-		}
-
-		for (idx = 0; idx < nr_rdump; idx++)
-			reg_dump[idx].offset = rdump[idx];
-		for (idx = 0; idx < nr_soc_rdump; idx++)
-			reg_dump[nr_rdump + idx].offset = soc_rdump[idx];
-		nr_reg_dump = nr_rdump + nr_soc_rdump;
-		register_syscore_ops(&samsung_clk_syscore_ops);
-	}
-#endif
-
 	clk_table = kzalloc(sizeof(struct clk *) * nr_clks, GFP_KERNEL);
 	if (!clk_table)
 		panic("could not allocate clock lookup table\n");
diff --git a/drivers/clk/samsung/clk.h b/drivers/clk/samsung/clk.h
index 93cb8a0..c7141ba 100644
--- a/drivers/clk/samsung/clk.h
+++ b/drivers/clk/samsung/clk.h
@@ -313,9 +313,7 @@ struct samsung_pll_clock {
 		_lock, _con, _rtable, _alias)
 
 extern void __init samsung_clk_init(struct device_node *np, void __iomem *base,
-		unsigned long nr_clks, unsigned long *rdump,
-		unsigned long nr_rdump, unsigned long *soc_rdump,
-		unsigned long nr_soc_rdump);
+				    unsigned long nr_clks);
 extern void __init samsung_clk_of_register_fixed_ext(
 		struct samsung_fixed_rate_clock *fixed_rate_clk,
 		unsigned int nr_fixed_rate_clk,
-- 
1.8.3.2