2 * Copyright (C) 2015 Atmel Corporation
3 * Wenyou Yang <wenyou.yang@atmel.com>
5 * SPDX-License-Identifier: GPL-2.0+
10 #include <asm/arch/at91_pmc.h>
11 #include <asm/arch/clk.h>
12 #include <asm/arch/sama5d2.h>
16 unsigned int extension_id = get_extension_chip_id();
18 if (cpu_is_sama5d2()) {
19 switch (extension_id) {
20 case ARCH_EXID_SAMA5D21CU:
22 case ARCH_EXID_SAMA5D22CU:
24 case ARCH_EXID_SAMA5D22CN:
26 case ARCH_EXID_SAMA5D23CU:
28 case ARCH_EXID_SAMA5D24CX:
30 case ARCH_EXID_SAMA5D24CU:
32 case ARCH_EXID_SAMA5D26CU:
34 case ARCH_EXID_SAMA5D27CU:
36 case ARCH_EXID_SAMA5D27CN:
38 case ARCH_EXID_SAMA5D28CU:
40 case ARCH_EXID_SAMA5D28CN:
45 return "Unknown CPU type";
48 #ifdef CONFIG_USB_GADGET_ATMEL_USBA
49 void at91_udp_hw_init(void)
51 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
53 writel(AT91_PMC_UPLLEN | AT91_PMC_BIASEN, &pmc->uckr);
55 at91_periph_clk_enable(ATMEL_ID_UDPHS);