diff options
| author | Wenyou Yang <wenyou.yang@atmel.com> | 2015-10-30 09:55:52 +0800 |
|---|---|---|
| committer | Andreas Bießmann <andreas.devel@googlemail.com> | 2015-11-30 22:27:53 +0100 |
| commit | 75238f236735467d53916aa5bdafbe89ce94f9fb (patch) | |
| tree | 25f1718b117fb89c38018db90913401c05af9ef9 /arch/arm/mach-at91/armv7 | |
| parent | 2c62c56a86e16cc1f90a7603ea8fcbf0fd773dae (diff) | |
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>
Diffstat (limited to 'arch/arm/mach-at91/armv7')
| -rw-r--r-- | arch/arm/mach-at91/armv7/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-at91/armv7/sama5d2_devices.c | 57 |
2 files changed, 58 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/armv7/Makefile b/arch/arm/mach-at91/armv7/Makefile index f4f35a4bc1..9538bc1fad 100644 --- a/arch/arm/mach-at91/armv7/Makefile +++ b/arch/arm/mach-at91/armv7/Makefile @@ -8,6 +8,7 @@ # SPDX-License-Identifier: GPL-2.0+ # +obj-$(CONFIG_SAMA5D2) += sama5d2_devices.o obj-$(CONFIG_SAMA5D3) += sama5d3_devices.o obj-$(CONFIG_SAMA5D4) += sama5d4_devices.o obj-y += clock.o diff --git a/arch/arm/mach-at91/armv7/sama5d2_devices.c b/arch/arm/mach-at91/armv7/sama5d2_devices.c new file mode 100644 index 0000000000..88f8f2c53d --- /dev/null +++ b/arch/arm/mach-at91/armv7/sama5d2_devices.c @@ -0,0 +1,57 @@ +/* + * 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 |