xref: /openbmc/u-boot/include/configs/clearfog.h (revision 85231c08)
1 /*
2  * Copyright (C) 2015 Stefan Roese <sr@denx.de>
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 
7 #ifndef _CONFIG_CLEARFOG_H
8 #define _CONFIG_CLEARFOG_H
9 
10 /*
11  * High Level Configuration Options (easy to change)
12  */
13 
14 /*
15  * TEXT_BASE needs to be below 16MiB, since this area is scrubbed
16  * for DDR ECC byte filling in the SPL before loading the main
17  * U-Boot into it.
18  */
19 #define CONFIG_SYS_TCLK		250000000	/* 250MHz */
20 
21 /*
22  * Commands configuration
23  */
24 
25 /* I2C */
26 #define CONFIG_SYS_I2C
27 #define CONFIG_SYS_I2C_MVTWSI
28 #define CONFIG_I2C_MVTWSI_BASE0		MVEBU_TWSI_BASE
29 #define CONFIG_SYS_I2C_SLAVE		0x0
30 #define CONFIG_SYS_I2C_SPEED		100000
31 
32 /* SPI NOR flash default params, used by sf commands */
33 #define CONFIG_SF_DEFAULT_BUS		1
34 
35 /*
36  * SDIO/MMC Card Configuration
37  */
38 #define CONFIG_SYS_MMC_BASE		MVEBU_SDIO_BASE
39 
40 /* USB/EHCI configuration */
41 #define CONFIG_EHCI_IS_TDI
42 
43 #define CONFIG_ENV_MIN_ENTRIES		128
44 
45 /* Environment in MMC */
46 #define CONFIG_SYS_MMC_ENV_DEV		0
47 #define CONFIG_ENV_SECT_SIZE		0x200
48 #define CONFIG_ENV_SIZE			0x10000
49 /*
50  * For SD - reserve 1 LBA for MBR + 1M for u-boot image. The MMC/eMMC
51  * boot image starts @ LBA-0.
52  * As result in MMC/eMMC case it will be a 1 sector gap between u-boot
53  * image and environment
54  */
55 #define CONFIG_ENV_OFFSET		0xf0000
56 #define CONFIG_ENV_ADDR			CONFIG_ENV_OFFSET
57 
58 #define CONFIG_PHY_MARVELL		/* there is a marvell phy */
59 #define PHY_ANEG_TIMEOUT	8000	/* PHY needs a longer aneg time */
60 
61 /* PCIe support */
62 #ifndef CONFIG_SPL_BUILD
63 #define CONFIG_PCI_MVEBU
64 #define CONFIG_PCI_SCAN_SHOW
65 #endif
66 
67 /* Keep device tree and initrd in lower memory so the kernel can access them */
68 #define RELOCATION_LIMITS_ENV_SETTINGS	\
69 	"fdt_high=0x10000000\0"		\
70 	"initrd_high=0x10000000\0"
71 
72 /* SPL */
73 /*
74  * Select the boot device here
75  *
76  * Currently supported are:
77  * SPL_BOOT_SPI_NOR_FLASH	- Booting via SPI NOR flash
78  * SPL_BOOT_SDIO_MMC_CARD	- Booting via SDIO/MMC card (partition 1)
79  */
80 #define SPL_BOOT_SPI_NOR_FLASH		1
81 #define SPL_BOOT_SDIO_MMC_CARD		2
82 #define CONFIG_SPL_BOOT_DEVICE		SPL_BOOT_SDIO_MMC_CARD
83 
84 /* Defines for SPL */
85 #define CONFIG_SPL_SIZE			(140 << 10)
86 #define CONFIG_SPL_TEXT_BASE		0x40000030
87 #define CONFIG_SPL_MAX_SIZE		(CONFIG_SPL_SIZE - 0x0030)
88 
89 #define CONFIG_SPL_BSS_START_ADDR	(0x40000000 + CONFIG_SPL_SIZE)
90 #define CONFIG_SPL_BSS_MAX_SIZE		(16 << 10)
91 
92 #ifdef CONFIG_SPL_BUILD
93 #define CONFIG_SYS_MALLOC_SIMPLE
94 #endif
95 
96 #define CONFIG_SPL_STACK		(0x40000000 + ((192 - 16) << 10))
97 #define CONFIG_SPL_BOOTROM_SAVE		(CONFIG_SPL_STACK + 4)
98 
99 #if CONFIG_SPL_BOOT_DEVICE == SPL_BOOT_SPI_NOR_FLASH
100 /* SPL related SPI defines */
101 #define CONFIG_SPL_SPI_LOAD
102 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000
103 #define CONFIG_SYS_U_BOOT_OFFS		CONFIG_SYS_SPI_U_BOOT_OFFS
104 #endif
105 
106 #if CONFIG_SPL_BOOT_DEVICE == SPL_BOOT_SDIO_MMC_CARD
107 /* SPL related MMC defines */
108 #define CONFIG_SYS_MMC_U_BOOT_OFFS		(160 << 10)
109 #define CONFIG_SYS_U_BOOT_OFFS			CONFIG_SYS_MMC_U_BOOT_OFFS
110 #ifdef CONFIG_SPL_BUILD
111 #define CONFIG_FIXED_SDHCI_ALIGNED_BUFFER	0x00180000	/* in SDRAM */
112 #endif
113 #endif
114 
115 /*
116  * mv-common.h should be defined after CMD configs since it used them
117  * to enable certain macros
118  */
119 #include "mv-common.h"
120 
121 /* Include the common distro boot environment */
122 #ifndef CONFIG_SPL_BUILD
123 
124 #ifdef CONFIG_MMC
125 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
126 #else
127 #define BOOT_TARGET_DEVICES_MMC(func)
128 #endif
129 
130 #ifdef CONFIG_USB_STORAGE
131 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
132 #else
133 #define BOOT_TARGET_DEVICES_USB(func)
134 #endif
135 
136 #define BOOT_TARGET_DEVICES(func) \
137 	BOOT_TARGET_DEVICES_MMC(func) \
138 	BOOT_TARGET_DEVICES_USB(func) \
139 	func(PXE, pxe, na) \
140 	func(DHCP, dhcp, na)
141 
142 #define KERNEL_ADDR_R	__stringify(0x800000)
143 #define FDT_ADDR_R	__stringify(0x100000)
144 #define RAMDISK_ADDR_R	__stringify(0x1800000)
145 #define SCRIPT_ADDR_R	__stringify(0x200000)
146 #define PXEFILE_ADDR_R	__stringify(0x300000)
147 
148 #define LOAD_ADDRESS_ENV_SETTINGS \
149 	"kernel_addr_r=" KERNEL_ADDR_R "\0" \
150 	"fdt_addr_r=" FDT_ADDR_R "\0" \
151 	"ramdisk_addr_r=" RAMDISK_ADDR_R "\0" \
152 	"scriptaddr=" SCRIPT_ADDR_R "\0" \
153 	"pxefile_addr_r=" PXEFILE_ADDR_R "\0"
154 
155 #include <config_distro_bootcmd.h>
156 
157 #define CONFIG_EXTRA_ENV_SETTINGS \
158 	RELOCATION_LIMITS_ENV_SETTINGS \
159 	LOAD_ADDRESS_ENV_SETTINGS \
160 	"fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
161 	"console=ttyS0,115200\0" \
162 	BOOTENV
163 
164 #endif /* CONFIG_SPL_BUILD */
165 
166 #endif /* _CONFIG_CLEARFOG_H */
167