From ac4d648958a2d26738f0ebf118c5b287020d4f73 Mon Sep 17 00:00:00 2001 From: Amaury Pouly Date: Wed, 1 Feb 2012 17:51:01 +0100 Subject: fuze+: use the si4700 internal oscillator and set a pin on power down (seems important) Change-Id: If737438ddb726e51e0a725e27bc93950eb3657bd --- firmware/target/arm/imx233/power-imx233.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'firmware/target/arm') diff --git a/firmware/target/arm/imx233/power-imx233.c b/firmware/target/arm/imx233/power-imx233.c index 479cba4430..0b395b3246 100644 --- a/firmware/target/arm/imx233/power-imx233.c +++ b/firmware/target/arm/imx233/power-imx233.c @@ -26,6 +26,7 @@ #include "usb.h" #include "system-target.h" #include "power-imx233.h" +#include "pinctrl-imx233.h" struct current_step_bit_t { @@ -110,6 +111,12 @@ void power_off(void) { /* wait a bit, useful for the user to stop touching anything */ sleep(HZ / 2); +#ifdef SANSA_FUZEPLUS + /* This pin seems to be important to shutdown the hardware properly */ + imx233_set_pin_function(0, 9, PINCTRL_FUNCTION_GPIO); + imx233_enable_gpio_output(0, 9, true); + imx233_set_gpio_output(0, 9, true); +#endif /* power down */ HW_POWER_RESET = HW_POWER_RESET__UNLOCK | HW_POWER_RESET__PWD; while(1); -- cgit v1.2.3