1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2007-2008
4  * Stelian Pop <stelian@popies.net>
5  * Lead Tech Design <www.leadtechdesign.com>
6  *
7  * Configuation settings for the AT91SAM9263EK board.
8  */
9 
10 #ifndef __CONFIG_H
11 #define __CONFIG_H
12 
13 #include <linux/stringify.h>
14 
15 /*
16  * SoC must be defined first, before hardware.h is included.
17  * In this case SoC is defined in boards.cfg.
18  */
19 #include <asm/hardware.h>
20 
21 /* ARM asynchronous clock */
22 #define CONFIG_SYS_AT91_MAIN_CLOCK	16367660 /* 16.367 MHz crystal */
23 #define CONFIG_SYS_AT91_SLOW_CLOCK	32768
24 
25 #ifndef CONFIG_SYS_USE_BOOT_NORFLASH
26 #else
27 #define CONFIG_SYS_USE_NORFLASH
28 #endif
29 
30 /*
31  * Hardware drivers
32  */
33 #define CONFIG_ATMEL_LEGACY
34 
35 /* LCD */
36 #define LCD_BPP				LCD_COLOR8
37 #define CONFIG_LCD_LOGO			1
38 #undef LCD_TEST_PATTERN
39 #define CONFIG_LCD_INFO			1
40 #define CONFIG_LCD_INFO_BELOW_LOGO	1
41 #define CONFIG_ATMEL_LCD		1
42 #define CONFIG_ATMEL_LCD_BGR555		1
43 
44 /*
45  * BOOTP options
46  */
47 #define CONFIG_BOOTP_BOOTFILESIZE	1
48 
49 /* SDRAM */
50 #define CONFIG_SYS_SDRAM_BASE		ATMEL_BASE_CS1
51 #define CONFIG_SYS_SDRAM_SIZE		0x04000000
52 
53 #define CONFIG_SYS_INIT_SP_ADDR \
54 	(ATMEL_BASE_SRAM1 + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
55 
56 /* NOR flash, if populated */
57 #ifdef CONFIG_SYS_USE_NORFLASH
58 #define PHYS_FLASH_1				0x10000000
59 #define CONFIG_SYS_FLASH_BASE			PHYS_FLASH_1
60 #define CONFIG_SYS_MAX_FLASH_SECT		256
61 #define CONFIG_SYS_MAX_FLASH_BANKS		1
62 
63 #define CONFIG_SYS_MONITOR_SEC	1:0-3
64 #define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_FLASH_BASE
65 #define CONFIG_SYS_MONITOR_LEN	(256 << 10)
66 
67 /* Address and size of Primary Environment Sector */
68 
69 #define CONFIG_EXTRA_ENV_SETTINGS	\
70 	"monitor_base=" __stringify(CONFIG_SYS_MONITOR_BASE) "\0" \
71 	"update=" \
72 		"protect off ${monitor_base} +${filesize};" \
73 		"erase ${monitor_base} +${filesize};" \
74 		"cp.b ${fileaddr} ${monitor_base} ${filesize};" \
75 		"protect on ${monitor_base} +${filesize}\0"
76 
77 #ifndef CONFIG_SKIP_LOWLEVEL_INIT
78 #define MASTER_PLL_MUL		171
79 #define MASTER_PLL_DIV		14
80 #define MASTER_PLL_OUT		3
81 
82 /* clocks */
83 #define CONFIG_SYS_MOR_VAL						\
84 		(AT91_PMC_MOR_MOSCEN | AT91_PMC_MOR_OSCOUNT(255))
85 #define CONFIG_SYS_PLLAR_VAL					\
86 	(AT91_PMC_PLLAR_29 |					\
87 	AT91_PMC_PLLXR_OUT(MASTER_PLL_OUT) |			\
88 	AT91_PMC_PLLXR_PLLCOUNT(63) |				\
89 	AT91_PMC_PLLXR_MUL(MASTER_PLL_MUL - 1) |		\
90 	AT91_PMC_PLLXR_DIV(MASTER_PLL_DIV))
91 
92 /* PCK/2 = MCK Master Clock from PLLA */
93 #define	CONFIG_SYS_MCKR1_VAL		\
94 	(AT91_PMC_MCKR_CSS_SLOW | AT91_PMC_MCKR_PRES_1 |	\
95 	 AT91_PMC_MCKR_MDIV_2)
96 
97 /* PCK/2 = MCK Master Clock from PLLA */
98 #define	CONFIG_SYS_MCKR2_VAL		\
99 	(AT91_PMC_MCKR_CSS_PLLA | AT91_PMC_MCKR_PRES_1 |	\
100 	AT91_PMC_MCKR_MDIV_2)
101 
102 /* define PDC[31:16] as DATA[31:16] */
103 #define CONFIG_SYS_PIOD_PDR_VAL1	0xFFFF0000
104 /* no pull-up for D[31:16] */
105 #define CONFIG_SYS_PIOD_PPUDR_VAL	0xFFFF0000
106 /* EBI0_CSA, CS1 SDRAM, CS3 NAND Flash, 3.3V memories */
107 #define CONFIG_SYS_MATRIX_EBICSA_VAL					\
108 	(AT91_MATRIX_CSA_DBPUC | AT91_MATRIX_CSA_VDDIOMSEL_3_3V |	\
109 	 AT91_MATRIX_CSA_EBI_CS1A)
110 
111 /* SDRAM */
112 /* SDRAMC_MR Mode register */
113 #define CONFIG_SYS_SDRC_MR_VAL1		0
114 /* SDRAMC_TR - Refresh Timer register */
115 #define CONFIG_SYS_SDRC_TR_VAL1		0x13C
116 /* SDRAMC_CR - Configuration register*/
117 #define CONFIG_SYS_SDRC_CR_VAL							\
118 		(AT91_SDRAMC_NC_9 |						\
119 		 AT91_SDRAMC_NR_13 |						\
120 		 AT91_SDRAMC_NB_4 |						\
121 		 AT91_SDRAMC_CAS_3 |						\
122 		 AT91_SDRAMC_DBW_32 |						\
123 		 (1 <<  8) |		/* Write Recovery Delay */		\
124 		 (7 << 12) |		/* Row Cycle Delay */			\
125 		 (2 << 16) |		/* Row Precharge Delay */		\
126 		 (2 << 20) |		/* Row to Column Delay */		\
127 		 (5 << 24) |		/* Active to Precharge Delay */		\
128 		 (1 << 28))		/* Exit Self Refresh to Active Delay */
129 
130 /* Memory Device Register -> SDRAM */
131 #define CONFIG_SYS_SDRC_MDR_VAL		AT91_SDRAMC_MD_SDRAM
132 #define CONFIG_SYS_SDRC_MR_VAL2		AT91_SDRAMC_MODE_PRECHARGE
133 #define CONFIG_SYS_SDRAM_VAL1		0		/* SDRAM_BASE */
134 #define CONFIG_SYS_SDRC_MR_VAL3		AT91_SDRAMC_MODE_REFRESH
135 #define CONFIG_SYS_SDRAM_VAL2		0		/* SDRAM_BASE */
136 #define CONFIG_SYS_SDRAM_VAL3		0		/* SDRAM_BASE */
137 #define CONFIG_SYS_SDRAM_VAL4		0		/* SDRAM_BASE */
138 #define CONFIG_SYS_SDRAM_VAL5		0		/* SDRAM_BASE */
139 #define CONFIG_SYS_SDRAM_VAL6		0		/* SDRAM_BASE */
140 #define CONFIG_SYS_SDRAM_VAL7		0		/* SDRAM_BASE */
141 #define CONFIG_SYS_SDRAM_VAL8		0		/* SDRAM_BASE */
142 #define CONFIG_SYS_SDRAM_VAL9		0		/* SDRAM_BASE */
143 #define CONFIG_SYS_SDRC_MR_VAL4		AT91_SDRAMC_MODE_LMR
144 #define CONFIG_SYS_SDRAM_VAL10		0		/* SDRAM_BASE */
145 #define CONFIG_SYS_SDRC_MR_VAL5		AT91_SDRAMC_MODE_NORMAL
146 #define CONFIG_SYS_SDRAM_VAL11		0		/* SDRAM_BASE */
147 #define CONFIG_SYS_SDRC_TR_VAL2		1200		/* SDRAM_TR */
148 #define CONFIG_SYS_SDRAM_VAL12		0		/* SDRAM_BASE */
149 
150 /* setup SMC0, CS0 (NOR Flash) - 16-bit, 15 WS */
151 #define CONFIG_SYS_SMC0_SETUP0_VAL				\
152 	(AT91_SMC_SETUP_NWE(10) | AT91_SMC_SETUP_NCS_WR(10) |	\
153 	 AT91_SMC_SETUP_NRD(10) | AT91_SMC_SETUP_NCS_RD(10))
154 #define CONFIG_SYS_SMC0_PULSE0_VAL				\
155 	(AT91_SMC_PULSE_NWE(11) | AT91_SMC_PULSE_NCS_WR(11) |	\
156 	 AT91_SMC_PULSE_NRD(11) | AT91_SMC_PULSE_NCS_RD(11))
157 #define CONFIG_SYS_SMC0_CYCLE0_VAL	\
158 	(AT91_SMC_CYCLE_NWE(22) | AT91_SMC_CYCLE_NRD(22))
159 #define CONFIG_SYS_SMC0_MODE0_VAL				\
160 	(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |		\
161 	 AT91_SMC_MODE_DBW_16 |					\
162 	 AT91_SMC_MODE_TDF | AT91_SMC_MODE_TDF_CYCLE(6))
163 
164 /* user reset enable */
165 #define CONFIG_SYS_RSTC_RMR_VAL			\
166 		(AT91_RSTC_KEY |		\
167 		AT91_RSTC_MR_URSTEN |		\
168 		AT91_RSTC_MR_ERSTL(15))
169 
170 /* Disable Watchdog */
171 #define CONFIG_SYS_WDTC_WDMR_VAL				\
172 		(AT91_WDT_MR_WDIDLEHLT | AT91_WDT_MR_WDDBGHLT |	\
173 		 AT91_WDT_MR_WDV(0xfff) |			\
174 		 AT91_WDT_MR_WDDIS |				\
175 		 AT91_WDT_MR_WDD(0xfff))
176 
177 #endif
178 #include <linux/stringify.h>
179 #endif
180 
181 /* NAND flash */
182 #ifdef CONFIG_CMD_NAND
183 #define CONFIG_SYS_MAX_NAND_DEVICE		1
184 #define CONFIG_SYS_NAND_BASE			ATMEL_BASE_CS3
185 #define CONFIG_SYS_NAND_DBW_8			1
186 /* our ALE is AD21 */
187 #define CONFIG_SYS_NAND_MASK_ALE		(1 << 21)
188 /* our CLE is AD22 */
189 #define CONFIG_SYS_NAND_MASK_CLE		(1 << 22)
190 #define CONFIG_SYS_NAND_ENABLE_PIN		AT91_PIN_PD15
191 #define CONFIG_SYS_NAND_READY_PIN		AT91_PIN_PA22
192 #endif
193 
194 /* Ethernet */
195 #define CONFIG_RESET_PHY_R		1
196 #define CONFIG_AT91_WANTS_COMMON_PHY
197 
198 /* USB */
199 #define CONFIG_USB_ATMEL
200 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
201 #define CONFIG_USB_OHCI_NEW		1
202 #define CONFIG_SYS_USB_OHCI_CPU_INIT		1
203 #define CONFIG_SYS_USB_OHCI_REGS_BASE		0x00a00000	/* AT91SAM9263_UHP_BASE */
204 #define CONFIG_SYS_USB_OHCI_SLOT_NAME		"at91sam9263"
205 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	2
206 
207 #ifdef CONFIG_SYS_USE_DATAFLASH
208 
209 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
210 #define CONFIG_BOOTCOMMAND	"sf probe 0; " \
211 				"sf read 0x22000000 0x84000 0x294000; " \
212 				"bootm 0x22000000"
213 
214 #elif CONFIG_SYS_USE_NANDFLASH
215 
216 /* bootstrap + u-boot + env + linux in nandflash */
217 #define CONFIG_BOOTCOMMAND	"nand read 0x22000000 0x200000 0x300000; bootm"
218 #endif
219 
220 #endif
221