Merge tag 'pinctrl-v3.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw...

[cascardo/linux.git] / drivers / clk / tegra / clk-tegra20.c

diff --git a/drivers/clk/tegra/clk-tegra20.c b/drivers/clk/tegra/clk-tegra20.c
index dace2b1..41272dc 100644 (file)
--- a/drivers/clk/tegra/clk-tegra20.c
+++ b/drivers/clk/tegra/clk-tegra20.c
@@ -140,6 +140,8 @@ static struct cpu_clk_suspend_context {
 static void __iomem *clk_base;
 static void __iomem *pmc_base;
 
+static DEFINE_SPINLOCK(emc_lock);
+
 #define TEGRA_INIT_DATA_MUX(_name, _parents, _offset,  \
                            _clk_num, _gate_flags, _clk_id)     \
        TEGRA_INIT_DATA(_name, NULL, NULL, _parents, _offset,   \
@@ -819,11 +821,15 @@ static void __init tegra20_periph_clk_init(void)
                               ARRAY_SIZE(mux_pllmcp_clkm),
                               CLK_SET_RATE_NO_REPARENT,
                               clk_base + CLK_SOURCE_EMC,
-                              30, 2, 0, NULL);
+                              30, 2, 0, &emc_lock);
        clk = tegra_clk_register_periph_gate("emc", "emc_mux", 0, clk_base, 0,
                                    57, periph_clk_enb_refcnt);
        clks[TEGRA20_CLK_EMC] = clk;
 
+       clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC,
+                                   &emc_lock);
+       clks[TEGRA20_CLK_MC] = clk;
+
        /* dsi */
        clk = tegra_clk_register_periph_gate("dsi", "pll_d", 0, clk_base, 0,
                                    48, periph_clk_enb_refcnt);