2 * Copyright (C) 2016 Freescale Semiconductor, Inc.
4 * SPDX-License-Identifier: GPL-2.0+
7 #include <asm/arch/clock.h>
8 #include <asm/arch/crm_regs.h>
9 #include <asm/arch/iomux.h>
10 #include <asm/arch/imx-regs.h>
11 #include <asm/arch/mx6-pins.h>
12 #include <asm/arch/sys_proto.h>
14 #include <asm/imx-common/iomux-v3.h>
15 #include <asm/imx-common/boot_mode.h>
18 #include <linux/sizes.h>
20 #include <power/pmic.h>
21 #include <power/pfuze100_pmic.h>
22 #include "../common/pfuze.h"
24 DECLARE_GLOBAL_DATA_PTR;
26 #define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
27 PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
28 PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
32 gd->ram_size = imx_ddr_size();
37 static iomux_v3_cfg_t const uart1_pads[] = {
38 MX6_PAD_UART1_TXD__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
39 MX6_PAD_UART1_RXD__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
42 static iomux_v3_cfg_t const wdog_pads[] = {
43 MX6_PAD_WDOG_B__WDOG1_B | MUX_PAD_CTRL(NO_PAD_CTRL),
46 static void setup_iomux_uart(void)
48 imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
51 #ifdef CONFIG_DM_PMIC_PFUZE100
52 int power_init_board(void)
56 u32 dev_id, rev_id, i;
58 u32 offset = PFUZE100_SW1CMODE;
60 ret = pmic_get("pfuze100", &dev);
67 dev_id = pmic_reg_read(dev, PFUZE100_DEVICEID);
68 rev_id = pmic_reg_read(dev, PFUZE100_REVID);
69 printf("PMIC: PFUZE100! DEV_ID=0x%x REV_ID=0x%x\n", dev_id, rev_id);
72 /* Init mode to APS_PFM */
73 pmic_reg_write(dev, PFUZE100_SW1ABMODE, APS_PFM);
75 for (i = 0; i < switch_num - 1; i++)
76 pmic_reg_write(dev, offset + i * SWITCH_SIZE, APS_PFM);
78 /* set SW1AB staby volatage 0.975V */
79 pmic_clrsetbits(dev, PFUZE100_SW1ABSTBY, 0x3f, 0x1b);
81 /* set SW1AB/VDDARM step ramp up time from 16us to 4us/25mV */
82 pmic_clrsetbits(dev, PFUZE100_SW1ABCONF, 0xc0, 0x40);
84 /* set SW1C staby volatage 0.975V */
85 pmic_clrsetbits(dev, PFUZE100_SW1CSTBY, 0x3f, 0x1b);
87 /* set SW1C/VDDSOC step ramp up time to from 16us to 4us/25mV */
88 pmic_clrsetbits(dev, PFUZE100_SW1CCONF, 0xc0, 0x40);
94 int board_early_init_f(void)
103 /* Address of boot parameters */
104 gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
109 int board_late_init(void)
111 imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));
118 puts("Board: MX6SLL EVK\n");
123 int board_mmc_get_env_dev(int devno)
128 int mmc_map_to_kernel_blk(int devno)