1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (C) 2015 Technexion Ltd.
4  *
5  * Configuration settings for the Technexion PICO-IMX6UL-EMMC board.
6  */
7 #ifndef __PICO_IMX6UL_CONFIG_H
8 #define __PICO_IMX6UL_CONFIG_H
9 
10 
11 #include <asm/arch/imx-regs.h>
12 #include <linux/sizes.h>
13 #include "mx6_common.h"
14 #include <asm/mach-imx/gpio.h>
15 #include "imx6_spl.h"
16 
17 #ifdef CONFIG_SPL_OS_BOOT
18 /* Falcon Mode */
19 #define CONFIG_SPL_FS_LOAD_ARGS_NAME   "args"
20 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage"
21 #define CONFIG_SYS_SPL_ARGS_ADDR   0x88000000
22 
23 /* Falcon Mode - MMC support: args@1MB kernel@2MB */
24 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR  0x800   /* 1MB */
25 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS (CONFIG_CMD_SPL_WRITE_SIZE / 512)
26 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR        0x1000  /* 2MB */
27 #endif
28 
29 /* Network support */
30 
31 #define CONFIG_FEC_MXC
32 #define IMX_FEC_BASE			ENET2_BASE_ADDR
33 #define CONFIG_FEC_MXC_PHYADDR		0x1
34 #define CONFIG_FEC_XCV_TYPE		RMII
35 
36 /* Size of malloc() pool */
37 #define CONFIG_SYS_MALLOC_LEN		(35 * SZ_1M) /* Increase due to DFU */
38 
39 #define CONFIG_MXC_UART_BASE		UART6_BASE_ADDR
40 
41 /* MMC Configs */
42 #define CONFIG_SYS_FSL_ESDHC_ADDR	USDHC1_BASE_ADDR
43 
44 /* USB Configs */
45 #define CONFIG_EHCI_HCD_INIT_AFTER_RESET
46 #define CONFIG_MXC_USB_PORTSC		(PORT_PTS_UTMI | PORT_PTS_PTW)
47 #define CONFIG_MXC_USB_FLAGS		0
48 #define CONFIG_USB_MAX_CONTROLLER_COUNT	2
49 
50 #define CONFIG_USBD_HS
51 
52 #define CONFIG_SYS_DFU_DATA_BUF_SIZE SZ_16M
53 #define DFU_DEFAULT_POLL_TIMEOUT 300
54 
55 #define CONFIG_DFU_ENV_SETTINGS \
56 	"dfu_alt_info=" \
57 		"spl raw 0x2 0x400;" \
58 		"u-boot raw 0x8a 0x400;" \
59 		"/boot/zImage ext4 0 1;" \
60 		"/boot/imx6ul-pico-hobbit.dtb ext4 0 1;" \
61 		"/boot/imx6ul-pico-pi.dtb ext4 0 1;" \
62 		"rootfs part 0 1\0" \
63 
64 #define BOOTMENU_ENV \
65 	"bootmenu_0=Boot using PICO-Dwarf baseboard=" \
66 		"setenv fdtfile imx6ul-pico-dwarf.dtb\0" \
67 	"bootmenu_1=Boot using PICO-Hobbit baseboard=" \
68 		"setenv fdtfile imx6ul-pico-hobbit.dtb\0" \
69 	"bootmenu_2=Boot using PICO-Pi baseboard=" \
70 		"setenv fdtfile imx6ul-pico-pi.dtb\0" \
71 
72 #define CONFIG_SYS_MMC_IMG_LOAD_PART	1
73 
74 #define CONFIG_EXTRA_ENV_SETTINGS \
75 	"script=boot.scr\0" \
76 	"image=zImage\0" \
77 	"splashpos=m,m\0" \
78 	"console=ttymxc5\0" \
79 	"fdt_high=0xffffffff\0" \
80 	"initrd_high=0xffffffff\0" \
81 	"fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0" \
82 	"videomode=video=ctfb:x:800,y:480,depth:24,mode:0,pclk:30000,le:46,ri:210,up:22,lo:23,hs:20,vs:10,sync:0,vmode:0\0" \
83 	BOOTMENU_ENV \
84 	"fdt_addr=0x83000000\0" \
85 	"fdt_addr_r=0x83000000\0" \
86 	"kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
87 	"pxefile_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
88 	"ramdisk_addr_r=0x83000000\0" \
89 	"ramdiskaddr=0x83000000\0" \
90 	"scriptaddr=" __stringify(CONFIG_LOADADDR) "\0" \
91 	"mmcautodetect=yes\0" \
92 	CONFIG_DFU_ENV_SETTINGS \
93 	"findfdt=" \
94 		"if test $fdtfile = ask ; then " \
95 			"bootmenu -1; fi;" \
96 		"if test $fdtfile != ask ; then " \
97 			"saveenv; fi;\0" \
98 	"finduuid=part uuid mmc 0:1 uuid\0" \
99 	"partitions=" \
100 		"uuid_disk=${uuid_gpt_disk};" \
101 		"name=rootfs,size=0,uuid=${uuid_gpt_rootfs}\0" \
102 	"fastboot_partition_alias_system=rootfs\0" \
103 	"setup_emmc=mmc dev 0; gpt write mmc 0 $partitions; reset;\0" \
104 	BOOTENV
105 
106 #define BOOT_TARGET_DEVICES(func) \
107 	func(MMC, mmc, 0) \
108 	func(USB, usb, 0) \
109 	func(PXE, pxe, na) \
110 	func(DHCP, dhcp, na)
111 
112 #include <config_distro_bootcmd.h>
113 #include <linux/stringify.h>
114 
115 #define CONFIG_SYS_LOAD_ADDR		CONFIG_LOADADDR
116 #define CONFIG_SYS_HZ			1000
117 
118 /* Physical Memory Map */
119 #define PHYS_SDRAM			MMDC0_ARB_BASE_ADDR
120 
121 #define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM
122 #define CONFIG_SYS_INIT_RAM_ADDR	IRAM_BASE_ADDR
123 #define CONFIG_SYS_INIT_RAM_SIZE	IRAM_SIZE
124 
125 #define CONFIG_SYS_INIT_SP_OFFSET \
126 	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
127 #define CONFIG_SYS_INIT_SP_ADDR \
128 	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
129 
130 /* I2C configs */
131 #define CONFIG_SYS_I2C_MXC
132 #define CONFIG_SYS_I2C_SPEED		100000
133 
134 /* environment organization */
135 /* Environment starts at 768k = 768 * 1024 = 786432 */
136 /*
137  * Detect overlap between U-Boot image and environment area in build-time
138  *
139  * CONFIG_BOARD_SIZE_LIMIT = CONFIG_ENV_OFFSET - u-boot.img offset
140  * CONFIG_BOARD_SIZE_LIMIT = 768k - 69k = 699k = 715776
141  *
142  * Currently CONFIG_BOARD_SIZE_LIMIT does not handle expressions, so
143  * write the direct value here
144  */
145 #define CONFIG_BOARD_SIZE_LIMIT		715776
146 
147 #ifdef CONFIG_VIDEO
148 #define CONFIG_VIDEO_MXS
149 #define CONFIG_VIDEO_LOGO
150 #define CONFIG_VIDEO_BMP_LOGO
151 #define MXS_LCDIF_BASE MX6UL_LCDIF1_BASE_ADDR
152 #endif
153 
154 #endif /* __PICO_IMX6UL_CONFIG_H */
155