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fuze+: use the si4700 internal oscillator and set a pin on power down (seems important)

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Change-Id: If737438ddb726e51e0a725e27bc93950eb3657bd
This commit is contained in:
Amaury Pouly 2012-02-01 17:51:01 +01:00
parent 0f02da208c
commit ac4d648958
2 changed files with 9 additions and 1 deletions
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7
firmware/target/arm/imx233/power-imx233.c
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@ -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);