clk: tegra: EMC clock driver depends on EMC driver

The EMC clock driver uses symbols exported by the EMC driver, so it
needs the corresponding dependency to avoid build breakage.

Signed-off-by: Thierry Reding <treding@nvidia.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/clk/tegra/clk.h b/drivers/clk/tegra/clk.h
index e69e98a7bc80..75ddc8ff8bd4 100644
--- a/drivers/clk/tegra/clk.h
+++ b/drivers/clk/tegra/clk.h
@@ -623,8 +623,17 @@ void tegra_super_clk_gen4_init(void __iomem *clk_base,
 			void __iomem *pmc_base, struct tegra_clk *tegra_clks,
 			struct tegra_clk_pll_params *pll_params);
 
+#ifdef CONFIG_TEGRA_CLK_EMC
 struct clk *tegra_clk_register_emc(void __iomem *base, struct device_node *np,
 				   spinlock_t *lock);
+#else
+static inline struct clk *tegra_clk_register_emc(void __iomem *base,
+						 struct device_node *np,
+						 spinlock_t *lock)
+{
+	return NULL;
+}
+#endif
 
 void tegra114_clock_tune_cpu_trimmers_high(void);
 void tegra114_clock_tune_cpu_trimmers_low(void);