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authorAlexander Couzens <lynxis@fe80.eu>2016-05-20 13:10:36 +0200
committerFelix Fietkau <nbd@nbd.name>2016-05-20 13:18:57 +0200
commit94e23bf7409d6cc4c9efb55ed32aba8e5a497966 (patch)
tree42148806a1d5f51782f99bc462c5b6cee9adc1e3
parent118b5ae7b2e732e9a99f47ae240acbc111d29dc1 (diff)
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ar71xx/cpe510: enable LNA for CPE210/220/510/520
The LNA improves the rx path. Within a simple test setup it improved the signal from -60dbm to -40dbm. Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
-rw-r--r--target/linux/ar71xx/files/arch/mips/ath79/mach-cpe510.c6
1 files changed, 6 insertions, 0 deletions
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 8bf5c0f622..5cb052a84a 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);