imx233/fuze+: set a few recommended power bits by Freescale, remove some uneeded headers, implement audio path selection for playback and radio

Change-Id: If926ead9b776504a58eb102fcc0e9acadf4f7379

1 files changed, 5 insertions, 0 deletions

diff --git a/firmware/target/arm/imx233/power-imx233.c b/firmware/target/arm/imx233/power-imx233.c
index 1d025675c7..479cba4430 100644
--- a/firmware/target/arm/imx233/power-imx233.c
+++ b/firmware/target/arm/imx233/power-imx233.c
@@ -25,6 +25,7 @@
 #include "string.h"
 #include "usb.h"
 #include "system-target.h"
+#include "power-imx233.h"
 
 struct current_step_bit_t
 {
@@ -99,6 +100,10 @@ void power_init(void)
     __FIELD_SET(HW_POWER_VDDDCTRL, LINREG_OFFSET, 2);
     __FIELD_SET(HW_POWER_VDDACTRL, LINREG_OFFSET, 2);
     __FIELD_SET(HW_POWER_VDDIOCTRL, LINREG_OFFSET, 2);
+    /* enable a few bits controlling the DC-DC as recommended by Freescale */
+    __REG_SET(HW_POWER_LOOPCTRL) = HW_POWER_LOOPCTRL__TOGGLE_DIF |
+        HW_POWER_LOOPCTRL__EN_CM_HYST;
+    __FIELD_SET(HW_POWER_LOOPCTRL, EN_RCSCALE, HW_POWER_LOOPCTRL__EN_RCSCALE__2X);
 }
 
 void power_off(void)