xref: /openbmc/u-boot/include/configs/clearfog.h (revision 8ee59472)
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (C) 2015 Stefan Roese <sr@denx.de>
4  */
5 
6 #ifndef _CONFIG_CLEARFOG_H
7 #define _CONFIG_CLEARFOG_H
8 
9 /*
10  * High Level Configuration Options (easy to change)
11  */
12 
13 /*
14  * TEXT_BASE needs to be below 16MiB, since this area is scrubbed
15  * for DDR ECC byte filling in the SPL before loading the main
16  * U-Boot into it.
17  */
18 #define CONFIG_SYS_TCLK		250000000	/* 250MHz */
19 
20 /*
21  * Commands configuration
22  */
23 
24 /* I2C */
25 #define CONFIG_SYS_I2C
26 #define CONFIG_SYS_I2C_MVTWSI
27 #define CONFIG_I2C_MVTWSI_BASE0		MVEBU_TWSI_BASE
28 #define CONFIG_SYS_I2C_SLAVE		0x0
29 #define CONFIG_SYS_I2C_SPEED		100000
30 
31 /* SPI NOR flash default params, used by sf commands */
32 #define CONFIG_SF_DEFAULT_BUS		1
33 
34 /*
35  * SDIO/MMC Card Configuration
36  */
37 #define CONFIG_SYS_MMC_BASE		MVEBU_SDIO_BASE
38 
39 /* USB/EHCI configuration */
40 #define CONFIG_EHCI_IS_TDI
41 
42 #define CONFIG_ENV_MIN_ENTRIES		128
43 
44 /* Environment in MMC */
45 #define CONFIG_SYS_MMC_ENV_DEV		0
46 #define CONFIG_ENV_SECT_SIZE		0x200
47 #define CONFIG_ENV_SIZE			0x10000
48 /*
49  * For SD - reserve 1 LBA for MBR + 1M for u-boot image. The MMC/eMMC
50  * boot image starts @ LBA-0.
51  * As result in MMC/eMMC case it will be a 1 sector gap between u-boot
52  * image and environment
53  */
54 #define CONFIG_ENV_OFFSET		0xf0000
55 #define CONFIG_ENV_ADDR			CONFIG_ENV_OFFSET
56 
57 #define PHY_ANEG_TIMEOUT	8000	/* PHY needs a longer aneg time */
58 
59 /* PCIe support */
60 #ifndef CONFIG_SPL_BUILD
61 #define CONFIG_PCI_MVEBU
62 #define CONFIG_PCI_SCAN_SHOW
63 #endif
64 
65 /* Keep device tree and initrd in lower memory so the kernel can access them */
66 #define RELOCATION_LIMITS_ENV_SETTINGS	\
67 	"fdt_high=0x10000000\0"		\
68 	"initrd_high=0x10000000\0"
69 
70 /* SPL */
71 /*
72  * Select the boot device here
73  *
74  * Currently supported are:
75  * SPL_BOOT_SPI_NOR_FLASH	- Booting via SPI NOR flash
76  * SPL_BOOT_SDIO_MMC_CARD	- Booting via SDIO/MMC card (partition 1)
77  */
78 #define SPL_BOOT_SPI_NOR_FLASH		1
79 #define SPL_BOOT_SDIO_MMC_CARD		2
80 #define CONFIG_SPL_BOOT_DEVICE		SPL_BOOT_SDIO_MMC_CARD
81 
82 /* Defines for SPL */
83 #define CONFIG_SPL_SIZE			(140 << 10)
84 #define CONFIG_SPL_TEXT_BASE		0x40000030
85 #define CONFIG_SPL_MAX_SIZE		(CONFIG_SPL_SIZE - 0x0030)
86 
87 #define CONFIG_SPL_BSS_START_ADDR	(0x40000000 + CONFIG_SPL_SIZE)
88 #define CONFIG_SPL_BSS_MAX_SIZE		(16 << 10)
89 
90 #ifdef CONFIG_SPL_BUILD
91 #define CONFIG_SYS_MALLOC_SIMPLE
92 #endif
93 
94 #define CONFIG_SPL_STACK		(0x40000000 + ((192 - 16) << 10))
95 #define CONFIG_SPL_BOOTROM_SAVE		(CONFIG_SPL_STACK + 4)
96 
97 #if CONFIG_SPL_BOOT_DEVICE == SPL_BOOT_SPI_NOR_FLASH
98 /* SPL related SPI defines */
99 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000
100 #define CONFIG_SYS_U_BOOT_OFFS		CONFIG_SYS_SPI_U_BOOT_OFFS
101 #endif
102 
103 #if CONFIG_SPL_BOOT_DEVICE == SPL_BOOT_SDIO_MMC_CARD
104 /* SPL related MMC defines */
105 #define CONFIG_SYS_MMC_U_BOOT_OFFS		(160 << 10)
106 #define CONFIG_SYS_U_BOOT_OFFS			CONFIG_SYS_MMC_U_BOOT_OFFS
107 #ifdef CONFIG_SPL_BUILD
108 #define CONFIG_FIXED_SDHCI_ALIGNED_BUFFER	0x00180000	/* in SDRAM */
109 #endif
110 #endif
111 
112 /*
113  * mv-common.h should be defined after CMD configs since it used them
114  * to enable certain macros
115  */
116 #include "mv-common.h"
117 
118 /* Include the common distro boot environment */
119 #ifndef CONFIG_SPL_BUILD
120 
121 #ifdef CONFIG_MMC
122 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
123 #else
124 #define BOOT_TARGET_DEVICES_MMC(func)
125 #endif
126 
127 #ifdef CONFIG_USB_STORAGE
128 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
129 #else
130 #define BOOT_TARGET_DEVICES_USB(func)
131 #endif
132 
133 #define BOOT_TARGET_DEVICES(func) \
134 	BOOT_TARGET_DEVICES_MMC(func) \
135 	BOOT_TARGET_DEVICES_USB(func) \
136 	func(PXE, pxe, na) \
137 	func(DHCP, dhcp, na)
138 
139 #define KERNEL_ADDR_R	__stringify(0x800000)
140 #define FDT_ADDR_R	__stringify(0x100000)
141 #define RAMDISK_ADDR_R	__stringify(0x1800000)
142 #define SCRIPT_ADDR_R	__stringify(0x200000)
143 #define PXEFILE_ADDR_R	__stringify(0x300000)
144 
145 #define LOAD_ADDRESS_ENV_SETTINGS \
146 	"kernel_addr_r=" KERNEL_ADDR_R "\0" \
147 	"fdt_addr_r=" FDT_ADDR_R "\0" \
148 	"ramdisk_addr_r=" RAMDISK_ADDR_R "\0" \
149 	"scriptaddr=" SCRIPT_ADDR_R "\0" \
150 	"pxefile_addr_r=" PXEFILE_ADDR_R "\0"
151 
152 #include <config_distro_bootcmd.h>
153 
154 #define CONFIG_EXTRA_ENV_SETTINGS \
155 	RELOCATION_LIMITS_ENV_SETTINGS \
156 	LOAD_ADDRESS_ENV_SETTINGS \
157 	"fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
158 	"console=ttyS0,115200\0" \
159 	BOOTENV
160 
161 #endif /* CONFIG_SPL_BUILD */
162 
163 #endif /* _CONFIG_CLEARFOG_H */
164