2 * Copyright (C) 2016 NXP Semiconductors
3 * Author: Fabio Estevam <fabio.estevam@nxp.com>
5 * SPDX-License-Identifier: GPL-2.0+
8 #include <asm/arch/clock.h>
9 #include <asm/arch/imx-regs.h>
10 #include <asm/arch/mx7-pins.h>
11 #include <asm/arch/sys_proto.h>
13 #include <asm/mach-imx/iomux-v3.h>
14 #include <asm/mach-imx/mxc_i2c.h>
17 #include <fsl_esdhc.h>
20 #include <asm/arch/crm_regs.h>
23 #include <power/pmic.h>
24 #include <power/pfuze3000_pmic.h>
25 #include "../freescale/common/pfuze.h"
27 DECLARE_GLOBAL_DATA_PTR
;
29 #define UART_PAD_CTRL (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_PUS_PU100KOHM | \
31 #define USDHC_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \
32 PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU47KOHM)
34 #define I2C_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \
35 PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU100KOHM)
37 #ifdef CONFIG_SYS_I2C_MXC
38 #define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
40 static struct i2c_pads_info i2c_pad_info1
= {
42 .i2c_mode
= MX7D_PAD_I2C1_SCL__I2C1_SCL
| PC
,
43 .gpio_mode
= MX7D_PAD_I2C1_SCL__GPIO4_IO8
| PC
,
44 .gp
= IMX_GPIO_NR(4, 8),
47 .i2c_mode
= MX7D_PAD_I2C1_SDA__I2C1_SDA
| PC
,
48 .gpio_mode
= MX7D_PAD_I2C1_SDA__GPIO4_IO9
| PC
,
49 .gp
= IMX_GPIO_NR(4, 9),
56 gd
->ram_size
= PHYS_SDRAM_SIZE
;
61 static iomux_v3_cfg_t
const wdog_pads
[] = {
62 MX7D_PAD_GPIO1_IO00__WDOG1_WDOG_B
| MUX_PAD_CTRL(NO_PAD_CTRL
),
65 static iomux_v3_cfg_t
const uart1_pads
[] = {
66 MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX
| MUX_PAD_CTRL(UART_PAD_CTRL
),
67 MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX
| MUX_PAD_CTRL(UART_PAD_CTRL
),
70 static iomux_v3_cfg_t
const usdhc3_pads
[] = {
71 MX7D_PAD_SD3_CLK__SD3_CLK
| MUX_PAD_CTRL(USDHC_PAD_CTRL
),
72 MX7D_PAD_SD3_CMD__SD3_CMD
| MUX_PAD_CTRL(USDHC_PAD_CTRL
),
73 MX7D_PAD_SD3_DATA0__SD3_DATA0
| MUX_PAD_CTRL(USDHC_PAD_CTRL
),
74 MX7D_PAD_SD3_DATA1__SD3_DATA1
| MUX_PAD_CTRL(USDHC_PAD_CTRL
),
75 MX7D_PAD_SD3_DATA2__SD3_DATA2
| MUX_PAD_CTRL(USDHC_PAD_CTRL
),
76 MX7D_PAD_SD3_DATA3__SD3_DATA3
| MUX_PAD_CTRL(USDHC_PAD_CTRL
),
77 MX7D_PAD_SD3_DATA4__SD3_DATA4
| MUX_PAD_CTRL(USDHC_PAD_CTRL
),
78 MX7D_PAD_SD3_DATA5__SD3_DATA5
| MUX_PAD_CTRL(USDHC_PAD_CTRL
),
79 MX7D_PAD_SD3_DATA6__SD3_DATA6
| MUX_PAD_CTRL(USDHC_PAD_CTRL
),
80 MX7D_PAD_SD3_DATA7__SD3_DATA7
| MUX_PAD_CTRL(USDHC_PAD_CTRL
),
81 MX7D_PAD_SD3_RESET_B__SD3_RESET_B
| MUX_PAD_CTRL(USDHC_PAD_CTRL
),
84 static void setup_iomux_uart(void)
86 imx_iomux_v3_setup_multiple_pads(uart1_pads
, ARRAY_SIZE(uart1_pads
));
89 static struct fsl_esdhc_cfg usdhc_cfg
[1] = {
93 int board_mmc_getcd(struct mmc
*mmc
)
95 /* Assume uSDHC3 emmc is always present */
99 int board_mmc_init(bd_t
*bis
)
101 imx_iomux_v3_setup_multiple_pads(usdhc3_pads
, ARRAY_SIZE(usdhc3_pads
));
102 usdhc_cfg
[0].sdhc_clk
= mxc_get_clock(MXC_ESDHC3_CLK
);
104 return fsl_esdhc_initialize(bis
, &usdhc_cfg
[0]);
107 int board_early_init_f(void)
116 static struct pmic
*pfuze
;
117 int power_init_board(void)
120 unsigned int reg
, rev_id
;
122 ret
= power_pfuze3000_init(I2C_PMIC
);
126 pfuze
= pmic_get("PFUZE3000");
127 ret
= pmic_probe(pfuze
);
131 pmic_reg_read(pfuze
, PFUZE3000_DEVICEID
, ®
);
132 pmic_reg_read(pfuze
, PFUZE3000_REVID
, &rev_id
);
133 printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", reg
, rev_id
);
135 /* disable Low Power Mode during standby mode */
136 pmic_reg_write(pfuze
, PFUZE3000_LDOGCTL
, 0x1);
142 int board_eth_init(bd_t
*bis
)
146 #ifdef CONFIG_USB_ETHER
147 ret
= usb_eth_initialize(bis
);
149 printf("Error %d registering USB ether.\n", ret
);
157 /* address of boot parameters */
158 gd
->bd
->bi_boot_params
= PHYS_SDRAM
+ 0x100;
160 #ifdef CONFIG_SYS_I2C_MXC
161 setup_i2c(0, CONFIG_SYS_I2C_SPEED
, 0x7f, &i2c_pad_info1
);
171 if (IS_ENABLED(CONFIG_ARMV7_BOOT_SEC_DEFAULT
))
176 printf("Board: WARP7 in %s mode\n", mode
);
181 int board_usb_phy_mode(int port
)
183 return USB_INIT_DEVICE
;
186 int board_late_init(void)
188 struct wdog_regs
*wdog
= (struct wdog_regs
*)WDOG1_BASE_ADDR
;
190 imx_iomux_v3_setup_multiple_pads(wdog_pads
, ARRAY_SIZE(wdog_pads
));
192 set_wdog_reset(wdog
);
195 * Do not assert internal WDOG_RESET_B_DEB(controlled by bit 4),
196 * since we use PMIC_PWRON to reset the board.
198 clrsetbits_le16(&wdog
->wcr
, 0, 0x10);