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31 lines
714 B
31 lines
714 B
9 years ago
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--- a/arch/mips/lantiq/xway/sysctrl.c
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+++ b/arch/mips/lantiq/xway/sysctrl.c
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@@ -423,6 +423,20 @@ static void clkdev_add_clkout(void)
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}
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}
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+static void set_phy_clock_source(struct device_node *np_cgu)
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+{
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+ u32 phy_clk_src, ifcc;
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+
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+ if (!np_cgu)
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+ return;
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+
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+ if (of_property_read_u32(np_cgu, "lantiq,phy-clk-src", &phy_clk_src))
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+ return;
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+
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+ ifcc = ltq_cgu_r32(ifccr) & ~(0x1c);
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+ ltq_cgu_w32(ifcc | (phy_clk_src << 2), ifccr);
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+}
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+
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/* bring up all register ranges that we need for basic system control */
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void __init ltq_soc_init(void)
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{
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@@ -608,4 +622,6 @@ void __init ltq_soc_init(void)
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if (of_machine_is_compatible("lantiq,vr9"))
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xbar_fpi_burst_disable();
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+
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+ set_phy_clock_source(np_cgu);
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}
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