openwrt/target/linux/lantiq/patches-4.19/0301-xrx200-add-gphy-clk-src-device-tree-binding.patch
Hauke Mehrtens eee1b34ce6 lantiq: copy target to kernel 4.19
This just copies the files from the kernel 4.14 specific folders into
the kernel 4.19 specific folder, no changes are done to the files in
this commit.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2019-07-04 08:29:13 +02:00

31 lines
720 B
Diff

--- a/arch/mips/lantiq/xway/sysctrl.c
+++ b/arch/mips/lantiq/xway/sysctrl.c
@@ -424,6 +424,20 @@ static void clkdev_add_clkout(void)
}
}
+static void set_phy_clock_source(struct device_node *np_cgu)
+{
+ u32 phy_clk_src, ifcc;
+
+ if (!np_cgu)
+ return;
+
+ if (of_property_read_u32(np_cgu, "lantiq,phy-clk-src", &phy_clk_src))
+ return;
+
+ ifcc = ltq_cgu_r32(ifccr) & ~(0x1c);
+ ltq_cgu_w32(ifcc | (phy_clk_src << 2), ifccr);
+}
+
/* bring up all register ranges that we need for basic system control */
void __init ltq_soc_init(void)
{
@@ -589,4 +603,6 @@ void __init ltq_soc_init(void)
clkdev_add_pmu("1e100400.serial", NULL, 1, 0, PMU_ASC0);
}
usb_set_clock();
+
+ set_phy_clock_source(np_cgu);
}