From 1d91058eee504b14ce3f709b4c91f6da85b884d3 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Fri, 10 Feb 2017 19:50:24 +0100 Subject: [PATCH] qmod: Inver initial state of PERST signals The signals are driving an external NPN transistor, so the default state must be low at reset to en sure that !PERST on the modem input is de-asserted by default. --- firmware/include_board/qmod/board.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/firmware/include_board/qmod/board.h b/firmware/include_board/qmod/board.h index 86a7ee4c..16a38a8d 100644 --- a/firmware/include_board/qmod/board.h +++ b/firmware/include_board/qmod/board.h @@ -49,8 +49,8 @@ #define PINS_WWAN_IN { PIN_WWAN1, PIN_WWAN2 } /* outputs controlling RESET input of modems */ -#define PIN_PERST1 {PIO_PA25, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_PULLUP} -#define PIN_PERST2 {PIO_PA26, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_PULLUP} +#define PIN_PERST1 {PIO_PA25, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_PULLUP} +#define PIN_PERST2 {PIO_PA26, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_PULLUP} #define PINS_PERST { PIN_PERST1, PIN_PERST2 } #define PIN_VERSION_DET {PIO_PA19, PIOA, ID_PIOA, PIO_PERIPH_D, PIO_DEFAULT}