The LNA improves the rx path up to ~20dbm on those devices.
---
target/linux/ar71xx/files/arch/mips/ath79/mach-cpe510.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-cpe510.c
b/target/linux/ar71xx/files/arch/mips/ath79/mach-cpe510.c
index 8bf5c0f..5cb052a 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/mach-cpe510.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-cpe510.c
@@ -30,6 +30,9 @@
#define CPE510_GPIO_LED_L3 15
#define CPE510_GPIO_LED_L4 16
+#define CPE510_GPIO_EXTERNAL_LNA0 18
+#define CPE510_GPIO_EXTERNAL_LNA1 19
+
#define CPE510_GPIO_BTN_RESET 4
#define CPE510_KEYS_POLL_INTERVAL 20 /* msecs */
@@ -93,6 +96,9 @@ static void __init cpe510_setup(void)
ARRAY_SIZE(cpe510_gpio_keys),
cpe510_gpio_keys);
+ ath79_wmac_set_ext_lna_gpio(0, CPE510_GPIO_EXTERNAL_LNA0);
+ ath79_wmac_set_ext_lna_gpio(1, CPE510_GPIO_EXTERNAL_LNA1);
+
ath79_register_m25p80(NULL);
ath79_register_mdio(1, 0);
--
2.8.2
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