git.sur5r.net Git - u-boot/blob - arch/arm/mach-at91/armv7/sama5d2_devices.c

   1 /*
   2  * Copyright (C) 2015 Atmel Corporation
   3  *                    Wenyou Yang <wenyou.yang@atmel.com>
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #include <common.h>
   9 #include <asm/io.h>
  10 #include <asm/arch/clk.h>
  11 #include <asm/arch/sama5d2.h>
  12
  13 char *get_cpu_name()
  14 {
  15         unsigned int extension_id = get_extension_chip_id();
  16
  17         if (cpu_is_sama5d2()) {
  18                 switch (extension_id) {
  19                 case ARCH_EXID_SAMA5D21CU:
  20                         return "SAMA5D21";
  21                 case ARCH_EXID_SAMA5D22CU:
  22                         return "SAMA5D22-CU";
  23                 case ARCH_EXID_SAMA5D22CN:
  24                         return "SAMA5D22-CN";
  25                 case ARCH_EXID_SAMA5D23CU:
  26                         return "SAMA5D23-CU";
  27                 case ARCH_EXID_SAMA5D24CX:
  28                         return "SAMA5D24-CX";
  29                 case ARCH_EXID_SAMA5D24CU:
  30                         return "SAMA5D24-CU";
  31                 case ARCH_EXID_SAMA5D26CU:
  32                         return "SAMA5D26-CU";
  33                 case ARCH_EXID_SAMA5D27CU:
  34                         return "SAMA5D27-CU";
  35                 case ARCH_EXID_SAMA5D27CN:
  36                         return "SAMA5D27-CN";
  37                 case ARCH_EXID_SAMA5D28CU:
  38                         return "SAMA5D28-CU";
  39                 case ARCH_EXID_SAMA5D28CN:
  40                         return "SAMA5D28-CN";
  41                 }
  42         }
  43
  44         return "Unknown CPU type";
  45 }
  46
  47 #ifdef CONFIG_USB_GADGET_ATMEL_USBA
  48 void at91_udp_hw_init(void)
  49 {
  50         at91_upll_clk_enable();
  51
  52         at91_periph_clk_enable(ATMEL_ID_UDPHS);
  53 }
  54 #endif