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kboot: Forward WiFi cal blob from ADT to DT

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This calibration blob is stored in the WiFi chipset SROM on other
platforms, but Apple decided to move it to sysconfig instead...

Signed-off-by: Hector Martin <marcan@marcan.st>
This commit is contained in:
Hector Martin 2021-12-26 01:11:29 +09:00
parent 36954d51fd
commit 3e4db747eb
1 changed files with 10 additions and 2 deletions
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12
src/kboot.c
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@ -293,7 +293,7 @@ static int dt_set_mac_addresses(void)
return 0;
}
static int dt_set_antenna(void)
static int dt_set_wifi(void)
{
int anode = adt_path_offset(adt, "/arm-io/wlan");
@ -316,6 +316,14 @@ static int dt_set_antenna(void)
memcpy(antenna, &info[8], sizeof(antenna));
fdt_setprop_string(dt, node, "apple,antenna-sku", antenna);
u32 len;
const u8 *cal_blob = adt_getprop(adt, anode, "wifi-calibration-msf", &len);
if (!cal_blob || !len)
bail("ADT: Failed to get wifi-calibration-msf");
fdt_setprop(dt, node, "brcm,cal-blob", cal_blob, len);
return 0;
}
@ -477,7 +485,7 @@ int kboot_prepare_dt(void *fdt)
return -1;
if (dt_set_mac_addresses())
return -1;
if (dt_set_antenna())
if (dt_set_wifi())
return -1;
if (dt_disable_missing_devs("usb-drd", "usb@", 8))
return -1;