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-rw-r--r--firmware/target/arm/as3525/system-as3525.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/firmware/target/arm/as3525/system-as3525.c b/firmware/target/arm/as3525/system-as3525.c
index 8f64597f4f..58f08a7d19 100644
--- a/firmware/target/arm/as3525/system-as3525.c
+++ b/firmware/target/arm/as3525/system-as3525.c
@@ -270,6 +270,23 @@ void system_init(void)
270 dma_init(); 270 dma_init();
271 271
272 ascodec_init(); 272 ascodec_init();
273
274#if (CONFIG_CPU == AS3525v2)
275 /* PLL: disable audio PLL, we use MCLK already */
276 ascodec_write_pmu(0x1A, 7, 0x02);
277 /* DCDC_Cntr: set switching speed of CVDD1/2 power supplies to 1 MHz */
278 ascodec_write_pmu(0x17, 7, 0x30);
279 /* Out_Cntr2: set drive strength of 24 MHz and 32 kHz clocks to 1 mA */
280 ascodec_write_pmu(0x1A, 2, 0xCC);
281 /* CHGVBUS2: set VBUS threshold to 3.18V and EOC threshold to 30% CC */
282 ascodec_write_pmu(0x19, 2, 0x41);
283#if 0 /* don't set higher voltage until impact on runtime has been checked */
284 /* PVDD1: set PVDD1 power supply to 2.5 V */
285 ascodec_write_pmu(0x18, 1, 0x35);
286 /* AVDD17: set AVDD17 power supply to 2.5V */
287 ascodec_write_pmu(0x18, 7, 0x31);
288#endif
289#endif /* (CONFIG_CPU == AS3525v2) */
273 290
274#ifndef BOOTLOADER 291#ifndef BOOTLOADER
275 /* setup isr for microsd monitoring and for fuzev2 scrollwheel irq */ 292 /* setup isr for microsd monitoring and for fuzev2 scrollwheel irq */