1 /*
2  * Board functions for CompuLab cl_som_am57x board
3  *
4  * (C) Copyright 2016 CompuLab, Ltd. http://compulab.co.il/
5  *
6  * Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
7  *
8  * SPDX-License-Identifier:	GPL-2.0+
9  */
10 
11 #include <common.h>
12 #include <palmas.h>
13 #include <usb.h>
14 #include <asm/gpio.h>
15 #include <asm/arch/mmc_host_def.h>
16 #include <asm/arch/sys_proto.h>
17 #include "../common/common.h"
18 #include "../common/eeprom.h"
19 
20 DECLARE_GLOBAL_DATA_PTR;
21 
22 const struct omap_sysinfo sysinfo = {
23 	"Board: CL-SOM-AM57x\n"
24 };
25 
26 int board_init(void)
27 {
28 	/* Disable PMIC Powerhold feature, DEV_CTRL.DEV_ON = 1 */
29 	palmas_i2c_write_u8(TPS65903X_CHIP_P1, 0xA0, 0x1);
30 
31 	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
32 
33 	return 0;
34 }
35 
36 #ifdef CONFIG_GENERIC_MMC
37 #define SB_SOM_CD_GPIO 187
38 #define SB_SOM_WP_GPIO 188
39 
40 int board_mmc_init(bd_t *bis)
41 {
42 	int ret0, ret1;
43 
44 	ret0 = omap_mmc_init(0, 0, 0, SB_SOM_CD_GPIO, SB_SOM_WP_GPIO);
45 	if (ret0)
46 		printf("cl-som-am57x: failed to initialize mmc0\n");
47 
48 	ret1 = omap_mmc_init(1, 0, 0, -1, -1);
49 	if (ret1)
50 		printf("cl-som-am57x: failed to initialize mmc1\n");
51 
52 	return ret0 && ret1;
53 }
54 #endif /* CONFIG_GENERIC_MMC */
55 
56 #ifdef CONFIG_USB_XHCI_OMAP
57 int board_usb_init(int index, enum usb_init_type init)
58 {
59 	setbits_le32((*prcm)->cm_l3init_usb_otg_ss1_clkctrl,
60 		     OTG_SS_CLKCTRL_MODULEMODE_HW | OPTFCLKEN_REFCLK960M);
61 
62 	return 0;
63 }
64 #endif /* CONFIG_USB_XHCI_OMAP */
65 
66 int misc_init_r(void)
67 {
68 	cl_print_pcb_info();
69 
70 	return 0;
71 }
72 
73 u32 get_board_rev(void)
74 {
75 	return cl_eeprom_get_board_rev(CONFIG_SYS_I2C_EEPROM_BUS);
76 }
77