diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-k3/am62px/am62p5_fdt.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/mach-k3/am62px/am62p5_fdt.c b/arch/arm/mach-k3/am62px/am62p5_fdt.c index 4d8061354c8..4a5ff594df6 100644 --- a/arch/arm/mach-k3/am62px/am62p5_fdt.c +++ b/arch/arm/mach-k3/am62px/am62p5_fdt.c @@ -6,6 +6,7 @@ #include <asm/arch/k3-common-fdt.h> #include <asm/hardware.h> #include <fdt_support.h> +#include <fdtdec.h> static void fdt_fixup_cores_wdt_nodes_am62p(void *blob, int core_nr) { @@ -49,12 +50,48 @@ static void fdt_fixup_cpu_freq_nodes_am62p(void *blob, int max_freq) } } +static void fdt_fixup_thermal_cooling_device_cpus_am62p(void *blob, int core_nr) +{ + static const char * const thermal_path[] = { + "/thermal-zones/main0-thermal/cooling-maps/map0", + "/thermal-zones/main1-thermal/cooling-maps/map0", + "/thermal-zones/main2-thermal/cooling-maps/map0" + }; + + int node, cnt, i, ret; + u32 cooling_dev[12]; + + for (i = 0; i < ARRAY_SIZE(thermal_path); i++) { + int new_count = core_nr * 3; /* Each CPU has 3 entries */ + int j; + + node = fdt_path_offset(blob, thermal_path[i]); + if (node < 0) + continue; + + cnt = fdtdec_get_int_array_count(blob, node, "cooling-device", + cooling_dev, ARRAY_SIZE(cooling_dev)); + if (cnt < 0) + continue; + + for (j = 0; j < new_count; j++) + cooling_dev[j] = cpu_to_fdt32(cooling_dev[j]); + + ret = fdt_setprop(blob, node, "cooling-device", cooling_dev, + new_count * sizeof(u32)); + if (ret < 0) + printf("Error %s, cooling-device setprop failed %d\n", + thermal_path[i], ret); + } +} + int ft_system_setup(void *blob, struct bd_info *bd) { fdt_fixup_cores_wdt_nodes_am62p(blob, k3_get_core_nr()); fdt_fixup_video_codec_nodes_am62p(blob, k3_has_video_codec()); fdt_fixup_canfd_nodes_am62p(blob, k3_has_canfd()); fdt_fixup_thermal_critical_trips_k3(blob, k3_get_max_temp()); + fdt_fixup_thermal_cooling_device_cpus_am62p(blob, k3_get_core_nr()); fdt_fixup_cpu_freq_nodes_am62p(blob, k3_get_a53_max_frequency()); fdt_fixup_reserved(blob, "tfa", CONFIG_K3_ATF_LOAD_ADDR, 0x80000); fdt_fixup_reserved(blob, "optee", CONFIG_K3_OPTEE_LOAD_ADDR, 0x1800000); |