| Wenyou Yang | 75238f2 | 2015-10-30 09:55:52 +0800 | [diff] [blame] | 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/at91_pmc.h> |
| 11 | #include <asm/arch/clk.h> |
| 12 | #include <asm/arch/sama5d2.h> |
| 13 | |
| 14 | char *get_cpu_name() |
| 15 | { |
| 16 | unsigned int extension_id = get_extension_chip_id(); |
| 17 | |
| 18 | if (cpu_is_sama5d2()) { |
| 19 | switch (extension_id) { |
| 20 | case ARCH_EXID_SAMA5D21CU: |
| 21 | return "SAMA5D21"; |
| 22 | case ARCH_EXID_SAMA5D22CU: |
| 23 | return "SAMA5D22-CU"; |
| 24 | case ARCH_EXID_SAMA5D22CN: |
| 25 | return "SAMA5D22-CN"; |
| 26 | case ARCH_EXID_SAMA5D23CU: |
| 27 | return "SAMA5D23-CU"; |
| 28 | case ARCH_EXID_SAMA5D24CX: |
| 29 | return "SAMA5D24-CX"; |
| 30 | case ARCH_EXID_SAMA5D24CU: |
| 31 | return "SAMA5D24-CU"; |
| 32 | case ARCH_EXID_SAMA5D26CU: |
| 33 | return "SAMA5D26-CU"; |
| 34 | case ARCH_EXID_SAMA5D27CU: |
| 35 | return "SAMA5D27-CU"; |
| 36 | case ARCH_EXID_SAMA5D27CN: |
| 37 | return "SAMA5D27-CN"; |
| 38 | case ARCH_EXID_SAMA5D28CU: |
| 39 | return "SAMA5D28-CU"; |
| 40 | case ARCH_EXID_SAMA5D28CN: |
| 41 | return "SAMA5D28-CN"; |
| 42 | } |
| 43 | } |
| 44 | |
| 45 | return "Unknown CPU type"; |
| 46 | } |
| 47 | |
| 48 | #ifdef CONFIG_USB_GADGET_ATMEL_USBA |
| 49 | void at91_udp_hw_init(void) |
| 50 | { |
| 51 | struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; |
| 52 | |
| 53 | writel(AT91_PMC_UPLLEN | AT91_PMC_BIASEN, &pmc->uckr); |
| 54 | |
| 55 | at91_periph_clk_enable(ATMEL_ID_UDPHS); |
| 56 | } |
| 57 | #endif |