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83d290c5 | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
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2 | /* |
3 | * Bluewater Systems Snapper 9260 and 9G20 modules | |
4 | * | |
5 | * (C) Copyright 2011 Bluewater Systems | |
6 | * Author: Andre Renaud <[email protected]> | |
7 | * Author: Ryan Mallon <[email protected]> | |
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8 | */ |
9 | ||
10 | #ifndef __CONFIG_H | |
11 | #define __CONFIG_H | |
12 | ||
13 | /* SoC type is defined in boards.cfg */ | |
14 | #include <asm/hardware.h> | |
1ace4022 | 15 | #include <linux/sizes.h> |
b8d41dda | 16 | |
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17 | /* ARM asynchronous clock */ |
18 | #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* External Crystal, in Hz */ | |
19 | #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 | |
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20 | |
21 | /* CPU */ | |
22 | #define CONFIG_ARCH_CPU_INIT | |
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23 | |
24 | #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ | |
25 | #define CONFIG_SETUP_MEMORY_TAGS | |
26 | #define CONFIG_INITRD_TAG | |
27 | #define CONFIG_SKIP_LOWLEVEL_INIT | |
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28 | |
29 | /* SDRAM */ | |
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30 | #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 |
31 | #define CONFIG_SYS_SDRAM_SIZE (64 * 1024 * 1024) /* 64MB */ | |
32 | #define CONFIG_SYS_INIT_SP_ADDR (ATMEL_BASE_SRAM1 + 0x1000 - \ | |
33 | GENERATED_GBL_DATA_SIZE) | |
34 | ||
35 | /* Mem test settings */ | |
36 | #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE | |
37 | #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + (1024 * 1024)) | |
38 | ||
39 | /* NAND Flash */ | |
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40 | #define CONFIG_SYS_MAX_NAND_DEVICE 1 |
41 | #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 | |
42 | #define CONFIG_SYS_NAND_DBW_8 | |
43 | #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) /* AD21 */ | |
44 | #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) /* AD22 */ | |
45 | #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 | |
46 | #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13 | |
47 | ||
48 | /* Ethernet */ | |
49 | #define CONFIG_MACB | |
50 | #define CONFIG_RMII | |
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51 | #define CONFIG_NET_RETRY_COUNT 20 |
52 | #define CONFIG_RESET_PHY_R | |
4535a24c | 53 | #define CONFIG_AT91_WANTS_COMMON_PHY |
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54 | #define CONFIG_TFTP_PORT |
55 | #define CONFIG_TFTP_TSIZE | |
56 | ||
57 | /* USB */ | |
58 | #define CONFIG_USB_ATMEL | |
dcd2f1a0 | 59 | #define CONFIG_USB_ATMEL_CLK_SEL_PLLB |
b8d41dda | 60 | #define CONFIG_USB_OHCI_NEW |
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61 | #define CONFIG_SYS_USB_OHCI_CPU_INIT |
62 | #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE | |
63 | #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" | |
64 | #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 | |
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65 | |
66 | /* GPIOs and IO expander */ | |
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67 | #define CONFIG_ATMEL_LEGACY |
68 | #define CONFIG_AT91_GPIO | |
69 | #define CONFIG_AT91_GPIO_PULLUP 1 | |
70 | #define CONFIG_PCA953X | |
71 | #define CONFIG_SYS_I2C_PCA953X_ADDR 0x28 | |
72 | #define CONFIG_SYS_I2C_PCA953X_WIDTH { {0x28, 16} } | |
73 | ||
74 | /* UARTs/Serial console */ | |
75 | #define CONFIG_ATMEL_USART | |
1a1927f3 | 76 | #ifndef CONFIG_DM_SERIAL |
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77 | #define CONFIG_USART_BASE ATMEL_BASE_DBGU |
78 | #define CONFIG_USART_ID ATMEL_ID_SYS | |
1a1927f3 | 79 | #endif |
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80 | |
81 | /* I2C - Bit-bashed */ | |
ea818dbb HS |
82 | #define CONFIG_SYS_I2C |
83 | #define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */ | |
84 | #define CONFIG_SYS_I2C_SOFT_SPEED 100000 | |
85 | #define CONFIG_SYS_I2C_SOFT_SLAVE 0x7F | |
b8d41dda | 86 | #define CONFIG_SOFT_I2C_READ_REPEATED_START |
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87 | #define I2C_INIT do { \ |
88 | at91_set_gpio_output(AT91_PIN_PA23, 1); \ | |
89 | at91_set_gpio_output(AT91_PIN_PA24, 1); \ | |
90 | at91_set_pio_multi_drive(AT91_PIO_PORTA, 23, 1); \ | |
91 | at91_set_pio_multi_drive(AT91_PIO_PORTA, 24, 1); \ | |
92 | } while (0) | |
93 | #define I2C_SOFT_DECLARATIONS | |
94 | #define I2C_ACTIVE | |
95 | #define I2C_TRISTATE at91_set_gpio_input(AT91_PIN_PA23, 1); | |
96 | #define I2C_READ at91_get_gpio_value(AT91_PIN_PA23); | |
97 | #define I2C_SDA(bit) do { \ | |
98 | if (bit) { \ | |
99 | at91_set_gpio_input(AT91_PIN_PA23, 1); \ | |
100 | } else { \ | |
101 | at91_set_gpio_output(AT91_PIN_PA23, 1); \ | |
102 | at91_set_gpio_value(AT91_PIN_PA23, bit); \ | |
103 | } \ | |
104 | } while (0) | |
105 | #define I2C_SCL(bit) at91_set_pio_value(AT91_PIO_PORTA, 24, bit) | |
106 | #define I2C_DELAY udelay(2) | |
107 | ||
108 | /* Boot options */ | |
109 | #define CONFIG_SYS_LOAD_ADDR 0x23000000 | |
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110 | |
111 | #define CONFIG_BOOTP_BOOTFILESIZE | |
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112 | |
113 | /* Environment settings */ | |
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114 | #define CONFIG_ENV_OFFSET (512 << 10) |
115 | #define CONFIG_ENV_SIZE (256 << 10) | |
116 | #define CONFIG_ENV_OVERWRITE | |
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117 | |
118 | /* Console settings */ | |
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119 | |
120 | /* U-Boot memory settings */ | |
121 | #define CONFIG_SYS_MALLOC_LEN (1 << 20) | |
b8d41dda | 122 | |
b8d41dda | 123 | #endif /* __CONFIG_H */ |