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Subject[PATCH 9/9] clk: davinci: Fix link errors when not all SoCs are enabled
Date
This fixes linker errors due to undefined symbols when one or more of
the TI DaVinci SoCs is not enabled in the kernel config.

Signed-off-by: David Lechner <david@lechnology.com>
---
drivers/clk/davinci/pll.c | 16 ++++++++++++++++
drivers/clk/davinci/pll.h | 11 ++++++++---
drivers/clk/davinci/psc.c | 14 ++++++++++++++
drivers/clk/davinci/psc.h | 12 ++++++++++++
include/linux/clk/davinci.h | 19 +++++++++++++++----
5 files changed, 65 insertions(+), 7 deletions(-)

diff --git a/drivers/clk/davinci/pll.c b/drivers/clk/davinci/pll.c
index 84a343060bc8..65abd371692d 100644
--- a/drivers/clk/davinci/pll.c
+++ b/drivers/clk/davinci/pll.c
@@ -860,25 +860,41 @@ static struct davinci_pll_platform_data *davinci_pll_get_pdata(struct device *de
}

/* needed in early boot for clocksource/clockevent */
+#ifdef CONFIG_ARCH_DAVINCI_DA850
CLK_OF_DECLARE(da850_pll0, "ti,da850-pll0", of_da850_pll0_init);
+#endif

static const struct of_device_id davinci_pll_of_match[] = {
+#ifdef CONFIG_ARCH_DAVINCI_DA850
{ .compatible = "ti,da850-pll1", .data = of_da850_pll1_init },
+#endif
{ }
};

static const struct platform_device_id davinci_pll_id_table[] = {
+#ifdef CONFIG_ARCH_DAVINCI_DA830
{ .name = "da830-pll", .driver_data = (kernel_ulong_t)da830_pll_init },
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DA850
{ .name = "da850-pll0", .driver_data = (kernel_ulong_t)da850_pll0_init },
{ .name = "da850-pll1", .driver_data = (kernel_ulong_t)da850_pll1_init },
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM355
{ .name = "dm355-pll1", .driver_data = (kernel_ulong_t)dm355_pll1_init },
{ .name = "dm355-pll2", .driver_data = (kernel_ulong_t)dm355_pll2_init },
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM365
{ .name = "dm365-pll1", .driver_data = (kernel_ulong_t)dm365_pll1_init },
{ .name = "dm365-pll2", .driver_data = (kernel_ulong_t)dm365_pll2_init },
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM644x
{ .name = "dm644x-pll1", .driver_data = (kernel_ulong_t)dm644x_pll1_init },
{ .name = "dm644x-pll2", .driver_data = (kernel_ulong_t)dm644x_pll2_init },
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM646x
{ .name = "dm646x-pll1", .driver_data = (kernel_ulong_t)dm646x_pll1_init },
{ .name = "dm646x-pll2", .driver_data = (kernel_ulong_t)dm646x_pll2_init },
+#endif
{ }
};

diff --git a/drivers/clk/davinci/pll.h b/drivers/clk/davinci/pll.h
index b2e5c4496645..7cc354dd29e2 100644
--- a/drivers/clk/davinci/pll.h
+++ b/drivers/clk/davinci/pll.h
@@ -122,14 +122,19 @@ int of_davinci_pll_init(struct device *dev, struct device_node *node,

/* Platform-specific callbacks */

+#ifdef CONFIG_ARCH_DAVINCI_DA850
int da850_pll1_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
void of_da850_pll0_init(struct device_node *node);
int of_da850_pll1_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
-
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM355
int dm355_pll2_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
-
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM644x
int dm644x_pll2_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
-
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM646x
int dm646x_pll2_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
+#endif

#endif /* __CLK_DAVINCI_PLL_H___ */
diff --git a/drivers/clk/davinci/psc.c b/drivers/clk/davinci/psc.c
index 6326ba1fe3cc..fffbed5e263b 100644
--- a/drivers/clk/davinci/psc.c
+++ b/drivers/clk/davinci/psc.c
@@ -513,20 +513,34 @@ int of_davinci_psc_clk_init(struct device *dev,
}

static const struct of_device_id davinci_psc_of_match[] = {
+#ifdef CONFIG_ARCH_DAVINCI_DA850
{ .compatible = "ti,da850-psc0", .data = &of_da850_psc0_init_data },
{ .compatible = "ti,da850-psc1", .data = &of_da850_psc1_init_data },
+#endif
{ }
};

static const struct platform_device_id davinci_psc_id_table[] = {
+#ifdef CONFIG_ARCH_DAVINCI_DA830
{ .name = "da830-psc0", .driver_data = (kernel_ulong_t)&da830_psc0_init_data },
{ .name = "da830-psc1", .driver_data = (kernel_ulong_t)&da830_psc1_init_data },
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DA850
{ .name = "da850-psc0", .driver_data = (kernel_ulong_t)&da850_psc0_init_data },
{ .name = "da850-psc1", .driver_data = (kernel_ulong_t)&da850_psc1_init_data },
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM355
{ .name = "dm355-psc", .driver_data = (kernel_ulong_t)&dm355_psc_init_data },
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM365
{ .name = "dm365-psc", .driver_data = (kernel_ulong_t)&dm365_psc_init_data },
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM644x
{ .name = "dm644x-psc", .driver_data = (kernel_ulong_t)&dm644x_psc_init_data },
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM646x
{ .name = "dm646x-psc", .driver_data = (kernel_ulong_t)&dm646x_psc_init_data },
+#endif
{ }
};

diff --git a/drivers/clk/davinci/psc.h b/drivers/clk/davinci/psc.h
index c2a7df6413fe..6a42529d31a9 100644
--- a/drivers/clk/davinci/psc.h
+++ b/drivers/clk/davinci/psc.h
@@ -94,15 +94,27 @@ struct davinci_psc_init_data {
int (*psc_init)(struct device *dev, void __iomem *base);
};

+#ifdef CONFIG_ARCH_DAVINCI_DA830
extern const struct davinci_psc_init_data da830_psc0_init_data;
extern const struct davinci_psc_init_data da830_psc1_init_data;
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DA850
extern const struct davinci_psc_init_data da850_psc0_init_data;
extern const struct davinci_psc_init_data da850_psc1_init_data;
extern const struct davinci_psc_init_data of_da850_psc0_init_data;
extern const struct davinci_psc_init_data of_da850_psc1_init_data;
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM355
extern const struct davinci_psc_init_data dm355_psc_init_data;
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM356
extern const struct davinci_psc_init_data dm365_psc_init_data;
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM644x
extern const struct davinci_psc_init_data dm644x_psc_init_data;
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM646x
extern const struct davinci_psc_init_data dm646x_psc_init_data;
+#endif

#endif /* __CLK_DAVINCI_PSC_H__ */
diff --git a/include/linux/clk/davinci.h b/include/linux/clk/davinci.h
index 62764c5cc86e..8a7b5cd7eac0 100644
--- a/include/linux/clk/davinci.h
+++ b/include/linux/clk/davinci.h
@@ -13,17 +13,28 @@

/* function for registering clocks in early boot */

+#ifdef CONFIG_ARCH_DAVINCI_DA830
int da830_pll_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DA850
int da850_pll0_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM355
int dm355_pll1_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
+int dm355_psc_init(struct device *dev, void __iomem *base);
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM365
int dm365_pll1_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
int dm365_pll2_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
-int dm644x_pll1_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
-int dm646x_pll1_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
-
-int dm355_psc_init(struct device *dev, void __iomem *base);
int dm365_psc_init(struct device *dev, void __iomem *base);
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM644x
+int dm644x_pll1_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
int dm644x_psc_init(struct device *dev, void __iomem *base);
+#endif
+#ifdef CONFIG_ARCH_DAVINCI_DM646x
+int dm646x_pll1_init(struct device *dev, void __iomem *base, struct regmap *cfgchip);
int dm646x_psc_init(struct device *dev, void __iomem *base);
+#endif

#endif /* __LINUX_CLK_DAVINCI_PLL_H___ */
--
2.17.0
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