diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
---|---|---|
committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/board/bf527-ezkit/bf527-ezkit.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/board/bf527-ezkit/bf527-ezkit.c')
-rw-r--r-- | qemu/roms/u-boot/board/bf527-ezkit/bf527-ezkit.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/bf527-ezkit/bf527-ezkit.c b/qemu/roms/u-boot/board/bf527-ezkit/bf527-ezkit.c new file mode 100644 index 000000000..88e18690e --- /dev/null +++ b/qemu/roms/u-boot/board/bf527-ezkit/bf527-ezkit.c @@ -0,0 +1,81 @@ +/* + * U-boot - main board file + * + * Copyright (c) 2005-2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include <common.h> +#include <config.h> +#include <command.h> +#include <net.h> +#include <netdev.h> +#include <asm/blackfin.h> +#include <asm/gpio.h> +#include <asm/mach-common/bits/otp.h> + +DECLARE_GLOBAL_DATA_PTR; + +int checkboard(void) +{ + printf("Board: ADI BF527 EZ-Kit board\n"); + printf(" Support: http://blackfin.uclinux.org/\n"); + return 0; +} + +#ifdef CONFIG_BFIN_MAC +static void board_init_enetaddr(uchar *mac_addr) +{ + bool valid_mac = false; + + /* the MAC is stored in OTP memory page 0xDF */ + uint32_t ret; + uint64_t otp_mac; + + ret = bfrom_OtpRead(0xDF, OTP_LOWER_HALF, &otp_mac); + if (!(ret & OTP_MASTER_ERROR)) { + uchar *otp_mac_p = (uchar *)&otp_mac; + + for (ret = 0; ret < 6; ++ret) + mac_addr[ret] = otp_mac_p[5 - ret]; + + if (is_valid_ether_addr(mac_addr)) + valid_mac = true; + } + + if (!valid_mac) { + puts("Warning: Generating 'random' MAC address\n"); + eth_random_addr(mac_addr); + } + + eth_setenv_enetaddr("ethaddr", mac_addr); +} + +int board_eth_init(bd_t *bis) +{ + return bfin_EMAC_initialize(bis); +} +#endif + +int misc_init_r(void) +{ +#ifdef CONFIG_BFIN_MAC + uchar enetaddr[6]; + if (!eth_getenv_enetaddr("ethaddr", enetaddr)) + board_init_enetaddr(enetaddr); +#endif + + return 0; +} + +#ifdef CONFIG_USB_BLACKFIN +void board_musb_init(void) +{ + /* + * BF527 EZ-KITs require PG13 to be high for HOST mode + */ + gpio_request(GPIO_PG13, "musb-vbus"); + gpio_direction_output(GPIO_PG13, 1); +} +#endif |