1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * ti816x_evm.h
4  *
5  * Copyright (C) 2013, Adeneo Embedded <www.adeneo-embedded.com>
6  * Antoine Tenart, <atenart@adeneo-embedded.com>
7  */
8 
9 #ifndef __CONFIG_TI816X_EVM_H
10 #define __CONFIG_TI816X_EVM_H
11 
12 #include <configs/ti_armv7_omap.h>
13 #include <asm/arch/omap.h>
14 
15 #define CONFIG_EXTRA_ENV_SETTINGS	\
16 	DEFAULT_LINUX_BOOT_ENV \
17 	"mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
18 	"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
19 
20 #define CONFIG_BOOTCOMMAND			\
21 	"mmc rescan;"				\
22 	"fatload mmc 0 ${loadaddr} uImage;"	\
23 	"bootm ${loadaddr}"			\
24 
25 /* Clock Defines */
26 #define V_OSCK          24000000    /* Clock output from T2 */
27 #define V_SCLK          (V_OSCK >> 1)
28 
29 #define CONFIG_MAX_RAM_BANK_SIZE	(2048 << 20)	/* 2048MB */
30 #define CONFIG_SYS_SDRAM_BASE		0x80000000
31 
32 /**
33  * Platform/Board specific defs
34  */
35 #define CONFIG_SYS_CLK_FREQ     27000000
36 #define CONFIG_SYS_TIMERBASE    0x4802E000
37 #define CONFIG_SYS_PTV          2   /* Divisor: 2^(PTV+1) => 8 */
38 
39 /*
40  * NS16550 Configuration
41  */
42 #define CONFIG_SYS_NS16550_SERIAL
43 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
44 #define CONFIG_SYS_NS16550_CLK      (48000000)
45 #define CONFIG_SYS_NS16550_COM1     0x48024000  /* Base EVM has UART2 */
46 
47 /* allow overwriting serial config and ethaddr */
48 
49 
50 /*
51  * GPMC NAND block.  We support 1 device and the physical address to
52  * access CS0 at is 0x8000000.
53  */
54 #define CONFIG_SYS_NAND_BASE		0x8000000
55 #define CONFIG_SYS_MAX_NAND_DEVICE	1
56 
57 /* NAND: SPL related configs */
58 
59 /* NAND: device related configs */
60 /* NAND: driver related configs */
61 #define CONFIG_SYS_NAND_ECCPOS		{ 2, 3, 4, 5, 6, 7, 8, 9, \
62 					 10, 11, 12, 13, 14, 15, 16, 17, \
63 					 18, 19, 20, 21, 22, 23, 24, 25, \
64 					 26, 27, 28, 29, 30, 31, 32, 33, \
65 					 34, 35, 36, 37, 38, 39, 40, 41, \
66 					 42, 43, 44, 45, 46, 47, 48, 49, \
67 					 50, 51, 52, 53, 54, 55, 56, 57, }
68 
69 #define CONFIG_SYS_NAND_ECCSIZE		512
70 #define CONFIG_SYS_NAND_ECCBYTES	14
71 
72 /* SPL */
73 /* Defines for SPL */
74 #define CONFIG_SPL_MAX_SIZE		(SRAM_SCRATCH_SPACE_ADDR - \
75 					 CONFIG_SPL_TEXT_BASE)
76 
77 #define CONFIG_NET_RETRY_COUNT	10
78 
79 /* Since SPL did pll and ddr initialization for us,
80  * we don't need to do it twice.
81  */
82 
83 /*
84  * Disable MMC DM for SPL build and can be re-enabled after adding
85  * DM support in SPL
86  */
87 #ifdef CONFIG_SPL_BUILD
88 #undef CONFIG_DM_MMC
89 #undef CONFIG_TIMER
90 #endif
91 #endif
92