1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * SchulerControl GmbH, SC_SPS_1 module
4 *
5 * Copyright (C) 2012 Marek Vasut <marex@denx.de>
6 * on behalf of DENX Software Engineering GmbH
7 */
8
9 #include <common.h>
10 #include <asm/gpio.h>
11 #include <asm/io.h>
12 #include <asm/arch/imx-regs.h>
13 #include <asm/arch/iomux-mx28.h>
14 #include <asm/arch/clock.h>
15 #include <asm/arch/sys_proto.h>
16 #include <linux/mii.h>
17 #include <miiphy.h>
18 #include <netdev.h>
19 #include <errno.h>
20
21 DECLARE_GLOBAL_DATA_PTR;
22
23 /*
24 * Functions
25 */
board_early_init_f(void)26 int board_early_init_f(void)
27 {
28 /* IO0 clock at 480MHz */
29 mxs_set_ioclk(MXC_IOCLK0, 480000);
30 /* IO1 clock at 480MHz */
31 mxs_set_ioclk(MXC_IOCLK1, 480000);
32
33 /* SSP0 clock at 96MHz */
34 mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
35 /* SSP2 clock at 96MHz */
36 mxs_set_sspclk(MXC_SSPCLK2, 96000, 0);
37
38 #ifdef CONFIG_CMD_USB
39 mxs_iomux_setup_pad(MX28_PAD_AUART1_CTS__USB0_OVERCURRENT);
40 mxs_iomux_setup_pad(MX28_PAD_AUART2_TX__GPIO_3_9 |
41 MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL);
42 gpio_direction_output(MX28_PAD_AUART2_TX__GPIO_3_9, 1);
43 #endif
44
45 return 0;
46 }
47
board_init(void)48 int board_init(void)
49 {
50 /* Adress of boot parameters */
51 gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
52
53 return 0;
54 }
55
dram_init(void)56 int dram_init(void)
57 {
58 return mxs_dram_init();
59 }
60
61 #ifdef CONFIG_CMD_MMC
board_mmc_init(bd_t * bis)62 int board_mmc_init(bd_t *bis)
63 {
64 return mxsmmc_initialize(bis, 0, NULL, NULL);
65 }
66 #endif
67
68 #ifdef CONFIG_CMD_NET
board_eth_init(bd_t * bis)69 int board_eth_init(bd_t *bis)
70 {
71 struct mxs_clkctrl_regs *clkctrl_regs =
72 (struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
73 int ret;
74
75 ret = cpu_eth_init(bis);
76
77 clrsetbits_le32(&clkctrl_regs->hw_clkctrl_enet,
78 CLKCTRL_ENET_TIME_SEL_MASK,
79 CLKCTRL_ENET_TIME_SEL_RMII_CLK | CLKCTRL_ENET_CLK_OUT_EN);
80
81 ret = fecmxc_initialize_multi(bis, 0, 0, MXS_ENET0_BASE);
82 if (ret) {
83 printf("FEC MXS: Unable to init FEC0\n");
84 return ret;
85 }
86
87 ret = fecmxc_initialize_multi(bis, 1, 1, MXS_ENET1_BASE);
88 if (ret) {
89 printf("FEC MXS: Unable to init FEC1\n");
90 return ret;
91 }
92
93 return ret;
94 }
95
96 #endif
97