84 lines
2.0 KiB
C
84 lines
2.0 KiB
C
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2015 Atmel Corporation
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* Wenyou Yang <wenyou.yang@atmel.com>
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/arch/clk.h>
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#include <asm/arch/sama5d2.h>
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int _cpu_is_sama5d2(void)
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{
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unsigned int chip_id = get_chip_id();
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return ((chip_id == ARCH_ID_SAMA5D2) ||
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(chip_id == ARCH_ID_SAMA5D2_SIP)) ? 1 : 0;
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}
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char *get_cpu_name(void)
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{
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unsigned int chip_id = get_chip_id();
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unsigned int extension_id = get_extension_chip_id();
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if (chip_id == ARCH_ID_SAMA5D2) {
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switch (extension_id) {
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case ARCH_EXID_SAMA5D21CU:
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return "SAMA5D21";
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case ARCH_EXID_SAMA5D22CU:
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return "SAMA5D22-CU";
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case ARCH_EXID_SAMA5D22CN:
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return "SAMA5D22-CN";
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case ARCH_EXID_SAMA5D23CU:
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return "SAMA5D23-CU";
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case ARCH_EXID_SAMA5D24CX:
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return "SAMA5D24-CX";
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case ARCH_EXID_SAMA5D24CU:
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return "SAMA5D24-CU";
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case ARCH_EXID_SAMA5D26CU:
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return "SAMA5D26-CU";
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case ARCH_EXID_SAMA5D27CU:
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return "SAMA5D27-CU";
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case ARCH_EXID_SAMA5D27CN:
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return "SAMA5D27-CN";
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case ARCH_EXID_SAMA5D28CU:
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return "SAMA5D28-CU";
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case ARCH_EXID_SAMA5D28CN:
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return "SAMA5D28-CN";
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}
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}
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if ((chip_id == ARCH_ID_SAMA5D2) || (chip_id == ARCH_ID_SAMA5D2_SIP)) {
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switch (extension_id) {
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case ARCH_EXID_SAMA5D225C_D1M:
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return "SAMA5D225 128M bits DDR2 SDRAM";
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case ARCH_EXID_SAMA5D27C_D5M:
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return "SAMA5D27 512M bits DDR2 SDRAM";
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case ARCH_EXID_SAMA5D27C_D1G:
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return "SAMA5D27 1G bits DDR2 SDRAM";
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case ARCH_EXID_SAMA5D27C_LD1G:
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return "SAMA5D27 1G bits LPDDR2 SDRAM";
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case ARCH_EXID_SAMA5D27C_LD2G:
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return "SAMA5D27 2G bits LPDDR2 SDRAM";
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case ARCH_EXID_SAMA5D28C_D1G:
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return "SAMA5D28 1G bits DDR2 SDRAM";
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case ARCH_EXID_SAMA5D28C_LD1G:
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return "SAMA5D28 1G bits LPDDR2 SDRAM";
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case ARCH_EXID_SAMA5D28C_LD2G:
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return "SAMA5D28 2G bits LPDDR2 SDRAM";
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}
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}
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return "Unknown CPU type";
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}
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#ifdef CONFIG_USB_GADGET_ATMEL_USBA
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void at91_udp_hw_init(void)
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{
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at91_upll_clk_enable();
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at91_periph_clk_enable(ATMEL_ID_UDPHS);
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}
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#endif
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