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author | Timothy Pearson <tpearson@raptorengineering.com> | 2017-08-23 15:54:21 -0500 |
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committer | Timothy Pearson <tpearson@raptorengineering.com> | 2017-08-23 15:54:21 -0500 |
commit | 0223e595f4033e91e93403a7317bcc9e47676b8f (patch) | |
tree | 2ccd7127bc343f82456b76eeb0da2d380f6eaf65 /board/schulercontrol/sc_sps_1/sc_sps_1.c | |
download | ast2050-uboot-0223e595f4033e91e93403a7317bcc9e47676b8f.zip ast2050-uboot-0223e595f4033e91e93403a7317bcc9e47676b8f.tar.gz |
Initial import of modified u-boot tree
Original upstream URL:
git://git.denx.de/u-boot.git
Original upstream GIT hash:
62c175fbb8a0f9a926c88294ea9f7e88eb898f6c
Diffstat (limited to 'board/schulercontrol/sc_sps_1/sc_sps_1.c')
-rw-r--r-- | board/schulercontrol/sc_sps_1/sc_sps_1.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/board/schulercontrol/sc_sps_1/sc_sps_1.c b/board/schulercontrol/sc_sps_1/sc_sps_1.c new file mode 100644 index 0000000..8138237 --- /dev/null +++ b/board/schulercontrol/sc_sps_1/sc_sps_1.c @@ -0,0 +1,113 @@ +/* + * SchulerControl GmbH, SC_SPS_1 module + * + * Copyright (C) 2012 Marek Vasut <marex@denx.de> + * on behalf of DENX Software Engineering GmbH + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/gpio.h> +#include <asm/io.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/iomux-mx28.h> +#include <asm/arch/clock.h> +#include <asm/arch/sys_proto.h> +#include <linux/mii.h> +#include <miiphy.h> +#include <netdev.h> +#include <errno.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Functions + */ +int board_early_init_f(void) +{ + /* IO0 clock at 480MHz */ + mxs_set_ioclk(MXC_IOCLK0, 480000); + /* IO1 clock at 480MHz */ + mxs_set_ioclk(MXC_IOCLK1, 480000); + + /* SSP0 clock at 96MHz */ + mxs_set_sspclk(MXC_SSPCLK0, 96000, 0); + /* SSP2 clock at 96MHz */ + mxs_set_sspclk(MXC_SSPCLK2, 96000, 0); + +#ifdef CONFIG_CMD_USB + mxs_iomux_setup_pad(MX28_PAD_AUART1_CTS__USB0_OVERCURRENT); + mxs_iomux_setup_pad(MX28_PAD_AUART2_TX__GPIO_3_9 | + MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL); + gpio_direction_output(MX28_PAD_AUART2_TX__GPIO_3_9, 1); +#endif + + return 0; +} + +int board_init(void) +{ + /* Adress of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; + + return 0; +} + +int dram_init(void) +{ + return mxs_dram_init(); +} + +#ifdef CONFIG_CMD_MMC +int board_mmc_init(bd_t *bis) +{ + return mxsmmc_initialize(bis, 0, NULL, NULL); +} +#endif + +#ifdef CONFIG_CMD_NET +int board_eth_init(bd_t *bis) +{ + struct mxs_clkctrl_regs *clkctrl_regs = + (struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE; + int ret; + + ret = cpu_eth_init(bis); + + clrsetbits_le32(&clkctrl_regs->hw_clkctrl_enet, + CLKCTRL_ENET_TIME_SEL_MASK, + CLKCTRL_ENET_TIME_SEL_RMII_CLK | CLKCTRL_ENET_CLK_OUT_EN); + + ret = fecmxc_initialize_multi(bis, 0, 0, MXS_ENET0_BASE); + if (ret) { + printf("FEC MXS: Unable to init FEC0\n"); + return ret; + } + + ret = fecmxc_initialize_multi(bis, 1, 1, MXS_ENET1_BASE); + if (ret) { + printf("FEC MXS: Unable to init FEC1\n"); + return ret; + } + + return ret; +} + +#endif |