src/soc/mediatek/mt8192/usb.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <soc/addressmap.h>
   4 #include <device/mmio.h>
   5 #include <soc/usb.h>
   6
   7 #define REG_SPM_POWERON_CONFIG_EN          (void *)(SPM_BASE + 0x000)
   8 #define REG_SPM_SSPM_PWR_CON               (void *)(SPM_BASE + 0x390)
   9
  10 void mtk_usb_prepare(void)
  11 {
  12         /* power on SSUSB SRAM FIFO */
  13         setbits32(REG_SPM_POWERON_CONFIG_EN, 0xB160001);
  14         clrbits32(REG_SPM_SSPM_PWR_CON, 0x000001FF);
  15 }