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8e429b3e SP |
1 | /* |
2 | * (C) Copyright 2007-2008 | |
3 | * Stelian Pop <stelian.pop@leadtechdesign.com> | |
4 | * Lead Tech Design <www.leadtechdesign.com> | |
5 | * | |
6 | * See file CREDITS for list of people who contributed to this | |
7 | * project. | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU General Public License as | |
11 | * published by the Free Software Foundation; either version 2 of | |
12 | * the License, or (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
22 | * MA 02111-1307 USA | |
23 | */ | |
24 | ||
25 | #include <common.h> | |
56a2479c | 26 | #include <asm/sizes.h> |
8e429b3e SP |
27 | #include <asm/arch/at91sam9263.h> |
28 | #include <asm/arch/at91sam9263_matrix.h> | |
29 | #include <asm/arch/at91sam9_smc.h> | |
1332a2a0 | 30 | #include <asm/arch/at91_common.h> |
8e429b3e SP |
31 | #include <asm/arch/at91_pmc.h> |
32 | #include <asm/arch/at91_rstc.h> | |
33 | #include <asm/arch/gpio.h> | |
34 | #include <asm/arch/io.h> | |
3ae071e4 | 35 | #include <asm/arch/hardware.h> |
56a2479c SP |
36 | #include <lcd.h> |
37 | #include <atmel_lcdc.h> | |
8e429b3e SP |
38 | #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB) |
39 | #include <net.h> | |
40 | #endif | |
3ae071e4 | 41 | #include <netdev.h> |
8e429b3e SP |
42 | |
43 | DECLARE_GLOBAL_DATA_PTR; | |
44 | ||
45 | /* ------------------------------------------------------------------------- */ | |
46 | /* | |
47 | * Miscelaneous platform dependent initialisations | |
48 | */ | |
49 | ||
8e429b3e SP |
50 | #ifdef CONFIG_CMD_NAND |
51 | static void at91sam9263ek_nand_hw_init(void) | |
52 | { | |
53 | unsigned long csa; | |
54 | ||
55 | /* Enable CS3 */ | |
56 | csa = at91_sys_read(AT91_MATRIX_EBI0CSA); | |
57 | at91_sys_write(AT91_MATRIX_EBI0CSA, | |
58 | csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA); | |
59 | ||
60 | /* Configure SMC CS3 for NAND/SmartMedia */ | |
61 | at91_sys_write(AT91_SMC_SETUP(3), | |
d3bcdf83 PV |
62 | AT91_SMC_NWESETUP_(1) | AT91_SMC_NCS_WRSETUP_(0) | |
63 | AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(0)); | |
8e429b3e SP |
64 | at91_sys_write(AT91_SMC_PULSE(3), |
65 | AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) | | |
66 | AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3)); | |
67 | at91_sys_write(AT91_SMC_CYCLE(3), | |
68 | AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5)); | |
69 | at91_sys_write(AT91_SMC_MODE(3), | |
70 | AT91_SMC_READMODE | AT91_SMC_WRITEMODE | | |
71 | AT91_SMC_EXNWMODE_DISABLE | | |
6d0f6bcf | 72 | #ifdef CONFIG_SYS_NAND_DBW_16 |
8e429b3e | 73 | AT91_SMC_DBW_16 | |
6d0f6bcf | 74 | #else /* CONFIG_SYS_NAND_DBW_8 */ |
8e429b3e SP |
75 | AT91_SMC_DBW_8 | |
76 | #endif | |
77 | AT91_SMC_TDF_(2)); | |
78 | ||
79 | at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_PIOA | | |
80 | 1 << AT91SAM9263_ID_PIOCDE); | |
81 | ||
82 | /* Configure RDY/BSY */ | |
83 | at91_set_gpio_input(AT91_PIN_PA22, 1); | |
84 | ||
85 | /* Enable NandFlash */ | |
86 | at91_set_gpio_output(AT91_PIN_PD15, 1); | |
87 | } | |
88 | #endif | |
89 | ||
8e429b3e SP |
90 | #ifdef CONFIG_MACB |
91 | static void at91sam9263ek_macb_hw_init(void) | |
92 | { | |
93 | /* Enable clock */ | |
94 | at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_EMAC); | |
95 | ||
96 | /* | |
97 | * Disable pull-up on: | |
98 | * RXDV (PC25) => PHY normal mode (not Test mode) | |
99 | * ERX0 (PE25) => PHY ADDR0 | |
100 | * ERX1 (PE26) => PHY ADDR1 => PHYADDR = 0x0 | |
101 | * | |
102 | * PHY has internal pull-down | |
103 | */ | |
104 | writel(pin_to_mask(AT91_PIN_PC25), | |
105 | pin_to_controller(AT91_PIN_PC0) + PIO_PUDR); | |
106 | writel(pin_to_mask(AT91_PIN_PE25) | | |
107 | pin_to_mask(AT91_PIN_PE26), | |
108 | pin_to_controller(AT91_PIN_PE0) + PIO_PUDR); | |
109 | ||
110 | /* Need to reset PHY -> 500ms reset */ | |
111 | at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY | | |
19bd6884 | 112 | (AT91_RSTC_ERSTL & (0x0D << 8)) | |
8e429b3e SP |
113 | AT91_RSTC_URSTEN); |
114 | ||
115 | at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_EXTRST); | |
116 | ||
117 | /* Wait for end hardware reset */ | |
118 | while (!(at91_sys_read(AT91_RSTC_SR) & AT91_RSTC_NRSTL)); | |
119 | ||
19bd6884 SP |
120 | /* Restore NRST value */ |
121 | at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY | | |
122 | (AT91_RSTC_ERSTL & (0x0 << 8)) | | |
123 | AT91_RSTC_URSTEN); | |
124 | ||
8e429b3e SP |
125 | /* Re-enable pull-up */ |
126 | writel(pin_to_mask(AT91_PIN_PC25), | |
127 | pin_to_controller(AT91_PIN_PC0) + PIO_PUER); | |
128 | writel(pin_to_mask(AT91_PIN_PE25) | | |
129 | pin_to_mask(AT91_PIN_PE26), | |
130 | pin_to_controller(AT91_PIN_PE0) + PIO_PUER); | |
131 | ||
132 | at91_set_A_periph(AT91_PIN_PE21, 0); /* ETXCK_EREFCK */ | |
133 | at91_set_B_periph(AT91_PIN_PC25, 0); /* ERXDV */ | |
134 | at91_set_A_periph(AT91_PIN_PE25, 0); /* ERX0 */ | |
135 | at91_set_A_periph(AT91_PIN_PE26, 0); /* ERX1 */ | |
136 | at91_set_A_periph(AT91_PIN_PE27, 0); /* ERXER */ | |
137 | at91_set_A_periph(AT91_PIN_PE28, 0); /* ETXEN */ | |
138 | at91_set_A_periph(AT91_PIN_PE23, 0); /* ETX0 */ | |
139 | at91_set_A_periph(AT91_PIN_PE24, 0); /* ETX1 */ | |
140 | at91_set_A_periph(AT91_PIN_PE30, 0); /* EMDIO */ | |
141 | at91_set_A_periph(AT91_PIN_PE29, 0); /* EMDC */ | |
142 | ||
143 | #ifndef CONFIG_RMII | |
144 | at91_set_A_periph(AT91_PIN_PE22, 0); /* ECRS */ | |
145 | at91_set_B_periph(AT91_PIN_PC26, 0); /* ECOL */ | |
146 | at91_set_B_periph(AT91_PIN_PC22, 0); /* ERX2 */ | |
147 | at91_set_B_periph(AT91_PIN_PC23, 0); /* ERX3 */ | |
148 | at91_set_B_periph(AT91_PIN_PC27, 0); /* ERXCK */ | |
149 | at91_set_B_periph(AT91_PIN_PC20, 0); /* ETX2 */ | |
150 | at91_set_B_periph(AT91_PIN_PC21, 0); /* ETX3 */ | |
151 | at91_set_B_periph(AT91_PIN_PC24, 0); /* ETXER */ | |
152 | #endif | |
153 | ||
154 | } | |
155 | #endif | |
156 | ||
157 | #ifdef CONFIG_USB_OHCI_NEW | |
158 | static void at91sam9263ek_uhp_hw_init(void) | |
159 | { | |
160 | /* Enable VBus on UHP ports */ | |
161 | at91_set_gpio_output(AT91_PIN_PA21, 0); | |
162 | at91_set_gpio_output(AT91_PIN_PA24, 0); | |
163 | } | |
164 | #endif | |
165 | ||
56a2479c SP |
166 | #ifdef CONFIG_LCD |
167 | vidinfo_t panel_info = { | |
168 | vl_col: 240, | |
169 | vl_row: 320, | |
170 | vl_clk: 4965000, | |
171 | vl_sync: ATMEL_LCDC_INVLINE_INVERTED | | |
172 | ATMEL_LCDC_INVFRAME_INVERTED, | |
173 | vl_bpix: 3, | |
174 | vl_tft: 1, | |
175 | vl_hsync_len: 5, | |
176 | vl_left_margin: 1, | |
177 | vl_right_margin:33, | |
178 | vl_vsync_len: 1, | |
179 | vl_upper_margin:1, | |
180 | vl_lower_margin:0, | |
181 | mmio: AT91SAM9263_LCDC_BASE, | |
182 | }; | |
183 | ||
184 | void lcd_enable(void) | |
185 | { | |
186 | at91_set_gpio_value(AT91_PIN_PA30, 1); /* power up */ | |
187 | } | |
188 | ||
189 | void lcd_disable(void) | |
190 | { | |
191 | at91_set_gpio_value(AT91_PIN_PA30, 0); /* power down */ | |
192 | } | |
193 | ||
194 | static void at91sam9263ek_lcd_hw_init(void) | |
195 | { | |
196 | at91_set_A_periph(AT91_PIN_PC1, 0); /* LCDHSYNC */ | |
197 | at91_set_A_periph(AT91_PIN_PC2, 0); /* LCDDOTCK */ | |
198 | at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDDEN */ | |
199 | at91_set_B_periph(AT91_PIN_PB9, 0); /* LCDCC */ | |
200 | at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDD2 */ | |
201 | at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDD3 */ | |
202 | at91_set_A_periph(AT91_PIN_PC8, 0); /* LCDD4 */ | |
203 | at91_set_A_periph(AT91_PIN_PC9, 0); /* LCDD5 */ | |
204 | at91_set_A_periph(AT91_PIN_PC10, 0); /* LCDD6 */ | |
205 | at91_set_A_periph(AT91_PIN_PC11, 0); /* LCDD7 */ | |
206 | at91_set_A_periph(AT91_PIN_PC14, 0); /* LCDD10 */ | |
207 | at91_set_A_periph(AT91_PIN_PC15, 0); /* LCDD11 */ | |
208 | at91_set_A_periph(AT91_PIN_PC16, 0); /* LCDD12 */ | |
209 | at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD13 */ | |
210 | at91_set_A_periph(AT91_PIN_PC18, 0); /* LCDD14 */ | |
211 | at91_set_A_periph(AT91_PIN_PC19, 0); /* LCDD15 */ | |
212 | at91_set_A_periph(AT91_PIN_PC22, 0); /* LCDD18 */ | |
213 | at91_set_A_periph(AT91_PIN_PC23, 0); /* LCDD19 */ | |
214 | at91_set_A_periph(AT91_PIN_PC24, 0); /* LCDD20 */ | |
215 | at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD21 */ | |
216 | at91_set_A_periph(AT91_PIN_PC26, 0); /* LCDD22 */ | |
217 | at91_set_A_periph(AT91_PIN_PC27, 0); /* LCDD23 */ | |
218 | ||
219 | at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_LCDC); | |
220 | ||
221 | gd->fb_base = AT91SAM9263_SRAM0_BASE; | |
222 | } | |
6b59e03e HS |
223 | |
224 | #ifdef CONFIG_LCD_INFO | |
225 | #include <nand.h> | |
226 | #include <version.h> | |
227 | ||
228 | void lcd_show_board_info(void) | |
229 | { | |
230 | ulong dram_size, nand_size; | |
231 | int i; | |
232 | char temp[32]; | |
233 | ||
234 | lcd_printf ("%s\n", U_BOOT_VERSION); | |
235 | lcd_printf ("(C) 2008 ATMEL Corp\n"); | |
236 | lcd_printf ("at91support@atmel.com\n"); | |
237 | lcd_printf ("%s CPU at %s MHz\n", | |
238 | AT91_CPU_NAME, | |
ad229a44 | 239 | strmhz(temp, AT91_CPU_CLOCK)); |
6b59e03e HS |
240 | |
241 | dram_size = 0; | |
242 | for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) | |
243 | dram_size += gd->bd->bi_dram[i].size; | |
244 | nand_size = 0; | |
245 | for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) | |
246 | nand_size += nand_info[i].size; | |
247 | lcd_printf (" %ld MB SDRAM, %ld MB NAND\n", | |
248 | dram_size >> 20, | |
249 | nand_size >> 20 ); | |
250 | } | |
251 | #endif /* CONFIG_LCD_INFO */ | |
56a2479c SP |
252 | #endif |
253 | ||
8e429b3e SP |
254 | int board_init(void) |
255 | { | |
256 | /* Enable Ctrlc */ | |
257 | console_init_f(); | |
258 | ||
259 | /* arch number of AT91SAM9263EK-Board */ | |
260 | gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9263EK; | |
261 | /* adress of boot parameters */ | |
262 | gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; | |
263 | ||
1332a2a0 | 264 | at91_serial_hw_init(); |
8e429b3e SP |
265 | #ifdef CONFIG_CMD_NAND |
266 | at91sam9263ek_nand_hw_init(); | |
267 | #endif | |
268 | #ifdef CONFIG_HAS_DATAFLASH | |
7ebafb7e JCPV |
269 | at91_set_gpio_output(AT91_PIN_PE20, 1); /* select spi0 clock */ |
270 | at91_spi0_hw_init(1 << 0); | |
8e429b3e SP |
271 | #endif |
272 | #ifdef CONFIG_MACB | |
273 | at91sam9263ek_macb_hw_init(); | |
274 | #endif | |
275 | #ifdef CONFIG_USB_OHCI_NEW | |
276 | at91sam9263ek_uhp_hw_init(); | |
56a2479c SP |
277 | #endif |
278 | #ifdef CONFIG_LCD | |
279 | at91sam9263ek_lcd_hw_init(); | |
8e429b3e SP |
280 | #endif |
281 | return 0; | |
282 | } | |
283 | ||
284 | int dram_init(void) | |
285 | { | |
286 | gd->bd->bi_dram[0].start = PHYS_SDRAM; | |
287 | gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; | |
288 | return 0; | |
289 | } | |
290 | ||
291 | #ifdef CONFIG_RESET_PHY_R | |
292 | void reset_phy(void) | |
293 | { | |
294 | #ifdef CONFIG_MACB | |
295 | /* | |
296 | * Initialize ethernet HW addr prior to starting Linux, | |
297 | * needed for nfsroot | |
298 | */ | |
299 | eth_init(gd->bd); | |
300 | #endif | |
301 | } | |
302 | #endif | |
3ae071e4 BW |
303 | |
304 | int board_eth_init(bd_t *bis) | |
305 | { | |
306 | int rc = 0; | |
307 | #ifdef CONFIG_MACB | |
d8003fa0 | 308 | rc = macb_eth_initialize(0, (void *)AT91SAM9263_BASE_EMAC, 0x00); |
3ae071e4 BW |
309 | #endif |
310 | return rc; | |
311 | } |