Author: mmel
Date: Tue Oct 18 12:26:22 2016
New Revision: 307557
URL: https://svnweb.freebsd.org/changeset/base/307557
Log:
TEGRA: Attach cpufreq and coretemp drivers only on tegra124 SoC.
It's needed by GENERIC kernel.
MFC after: 2 weeks
Modified:
head/sys/arm/nvidia/tegra124/tegra124_coretemp.c
head/sys/arm/nvidia/tegra124/tegra124_cpufreq.c
Modified: head/sys/arm/nvidia/tegra124/tegra124_coretemp.c
==============================================================================
--- head/sys/arm/nvidia/tegra124/tegra124_coretemp.c Tue Oct 18 12:21:45
2016 (r307556)
+++ head/sys/arm/nvidia/tegra124/tegra124_coretemp.c Tue Oct 18 12:26:22
2016 (r307557)
@@ -178,10 +178,14 @@ tegra124_coretemp_ofw_parse(struct tegra
static void
tegra124_coretemp_identify(driver_t *driver, device_t parent)
{
+ phandle_t root;
- if (device_find_child(parent, "coretemp", -1) != NULL)
+ root = OF_finddevice("/");
+ if (!ofw_bus_node_is_compatible(root, "nvidia,tegra124"))
return;
- if (BUS_ADD_CHILD(parent, 0, "coretemp", -1) == NULL)
+ if (device_find_child(parent, "tegra124_coretemp", -1) != NULL)
+ return;
+ if (BUS_ADD_CHILD(parent, 0, "tegra124_coretemp", -1) == NULL)
device_printf(parent, "add child failed\n");
}
@@ -262,7 +266,7 @@ static device_method_t tegra124_coretemp
};
static devclass_t tegra124_coretemp_devclass;
-static DEFINE_CLASS_0(coretemp, tegra124_coretemp_driver,
+static DEFINE_CLASS_0(tegra124_coretemp, tegra124_coretemp_driver,
tegra124_coretemp_methods, sizeof(struct tegra124_coretemp_softc));
DRIVER_MODULE(tegra124_coretemp, cpu, tegra124_coretemp_driver,
tegra124_coretemp_devclass, NULL, NULL);
Modified: head/sys/arm/nvidia/tegra124/tegra124_cpufreq.c
==============================================================================
--- head/sys/arm/nvidia/tegra124/tegra124_cpufreq.c Tue Oct 18 12:21:45
2016 (r307556)
+++ head/sys/arm/nvidia/tegra124/tegra124_cpufreq.c Tue Oct 18 12:26:22
2016 (r307557)
@@ -475,6 +475,11 @@ get_fdt_resources(struct tegra124_cpufre
static void
tegra124_cpufreq_identify(driver_t *driver, device_t parent)
{
+ phandle_t root;
+
+ root = OF_finddevice("/");
+ if (!ofw_bus_node_is_compatible(root, "nvidia,tegra124"))
+ return;
if (device_get_unit(parent) != 0)
return;
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