u-boot/arch/arm/mach-at91/armv7/sama5d2_devices.c
Wenyou Yang 75238f2367 arm: atmel: Add SAMA5D2 Xplained board
The board supports following features:
 - Boot media support: SD card/e.MMC/SPI flash,
 - Support LCD display (optional, disabled by default),
 - Support ethernet,
 - Support USB mass storage.

Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
[fix checkpatch warnings]
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
2015-11-30 22:27:53 +01:00

57 lines
1.2 KiB
C

/*
* Copyright (C) 2015 Atmel Corporation
* Wenyou Yang <wenyou.yang@atmel.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/io.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/clk.h>
#include <asm/arch/sama5d2.h>
char *get_cpu_name()
{
unsigned int extension_id = get_extension_chip_id();
if (cpu_is_sama5d2()) {
switch (extension_id) {
case ARCH_EXID_SAMA5D21CU:
return "SAMA5D21";
case ARCH_EXID_SAMA5D22CU:
return "SAMA5D22-CU";
case ARCH_EXID_SAMA5D22CN:
return "SAMA5D22-CN";
case ARCH_EXID_SAMA5D23CU:
return "SAMA5D23-CU";
case ARCH_EXID_SAMA5D24CX:
return "SAMA5D24-CX";
case ARCH_EXID_SAMA5D24CU:
return "SAMA5D24-CU";
case ARCH_EXID_SAMA5D26CU:
return "SAMA5D26-CU";
case ARCH_EXID_SAMA5D27CU:
return "SAMA5D27-CU";
case ARCH_EXID_SAMA5D27CN:
return "SAMA5D27-CN";
case ARCH_EXID_SAMA5D28CU:
return "SAMA5D28-CU";
case ARCH_EXID_SAMA5D28CN:
return "SAMA5D28-CN";
}
}
return "Unknown CPU type";
}
#ifdef CONFIG_USB_GADGET_ATMEL_USBA
void at91_udp_hw_init(void)
{
struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
writel(AT91_PMC_UPLLEN | AT91_PMC_BIASEN, &pmc->uckr);
at91_periph_clk_enable(ATMEL_ID_UDPHS);
}
#endif