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- From: Matthias Schiffer <mschiffer@universe-factory.net>
- Date: Thu, 9 Jun 2016 04:39:08 +0200
- Subject: 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>
- Backport of LEDE 94e23bf7409d6cc4c9efb55ed32aba8e5a497966
- 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);
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