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8#include <common.h>
9#include <asm/io.h>
10#include <asm/arch/at91sam9x5_matrix.h>
11#include <asm/arch/at91sam9_smc.h>
12#include <asm/arch/at91_common.h>
13#include <asm/arch/at91_rstc.h>
14#include <asm/arch/at91_pio.h>
15#include <asm/arch/clk.h>
16#include <debug_uart.h>
17#include <lcd.h>
18#include <atmel_hlcdc.h>
19#include <netdev.h>
20
21#ifdef CONFIG_LCD_INFO
22#include <nand.h>
23#include <version.h>
24#endif
25
26DECLARE_GLOBAL_DATA_PTR;
27
28
29
30
31
32#ifdef CONFIG_NAND_ATMEL
33static void at91sam9n12ek_nand_hw_init(void)
34{
35 struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
36 struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
37 unsigned long csa;
38
39
40 csa = readl(&matrix->ebicsa);
41 csa |= AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA;
42
43 csa &= ~AT91_MATRIX_NFD0_ON_D16;
44
45 csa |= AT91_MATRIX_EBI_EBI_IOSR_NORMAL;
46
47 writel(csa, &matrix->ebicsa);
48
49
50 writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
51 AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(0),
52 &smc->cs[3].setup);
53 writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(5) |
54 AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(6),
55 &smc->cs[3].pulse);
56 writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(7),
57 &smc->cs[3].cycle);
58 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
59 AT91_SMC_MODE_EXNW_DISABLE |
60#ifdef CONFIG_SYS_NAND_DBW_16
61 AT91_SMC_MODE_DBW_16 |
62#else
63 AT91_SMC_MODE_DBW_8 |
64#endif
65 AT91_SMC_MODE_TDF_CYCLE(1),
66 &smc->cs[3].mode);
67
68
69 at91_set_pio_input(AT91_PIO_PORTD, 5, 1);
70
71
72 at91_set_pio_output(AT91_PIO_PORTD, 4, 1);
73
74 at91_pio3_set_a_periph(AT91_PIO_PORTD, 0, 1);
75 at91_pio3_set_a_periph(AT91_PIO_PORTD, 1, 1);
76 at91_pio3_set_a_periph(AT91_PIO_PORTD, 2, 1);
77 at91_pio3_set_a_periph(AT91_PIO_PORTD, 3, 1);
78}
79#endif
80
81#ifdef CONFIG_LCD
82vidinfo_t panel_info = {
83 .vl_col = 480,
84 .vl_row = 272,
85 .vl_clk = 9000000,
86 .vl_bpix = LCD_BPP,
87 .vl_sync = 0,
88 .vl_tft = 1,
89 .vl_hsync_len = 5,
90 .vl_left_margin = 8,
91 .vl_right_margin = 43,
92 .vl_vsync_len = 10,
93 .vl_upper_margin = 4,
94 .vl_lower_margin = 12,
95 .mmio = ATMEL_BASE_LCDC,
96};
97
98void lcd_enable(void)
99{
100 at91_set_pio_output(AT91_PIO_PORTC, 25, 0);
101}
102
103void lcd_disable(void)
104{
105 at91_set_pio_output(AT91_PIO_PORTC, 25, 1);
106}
107
108#ifdef CONFIG_LCD_INFO
109void lcd_show_board_info(void)
110{
111 ulong dram_size, nand_size;
112 int i;
113 char temp[32];
114
115 lcd_printf("%s\n", U_BOOT_VERSION);
116 lcd_printf("ATMEL Corp\n");
117 lcd_printf("at91@atmel.com\n");
118 lcd_printf("%s CPU at %s MHz\n",
119 ATMEL_CPU_NAME,
120 strmhz(temp, get_cpu_clk_rate()));
121
122 dram_size = 0;
123 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
124 dram_size += gd->bd->bi_dram[i].size;
125 nand_size = 0;
126 for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++)
127 nand_size += nand_info[i]->size;
128 lcd_printf(" %ld MB SDRAM, %ld MB NAND\n",
129 dram_size >> 20,
130 nand_size >> 20);
131}
132#endif
133#endif
134
135#ifdef CONFIG_KS8851_MLL
136void at91sam9n12ek_ks8851_hw_init(void)
137{
138 struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
139
140 writel(AT91_SMC_SETUP_NWE(2) | AT91_SMC_SETUP_NCS_WR(0) |
141 AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0),
142 &smc->cs[2].setup);
143 writel(AT91_SMC_PULSE_NWE(7) | AT91_SMC_PULSE_NCS_WR(7) |
144 AT91_SMC_PULSE_NRD(7) | AT91_SMC_PULSE_NCS_RD(7),
145 &smc->cs[2].pulse);
146 writel(AT91_SMC_CYCLE_NWE(9) | AT91_SMC_CYCLE_NRD(9),
147 &smc->cs[2].cycle);
148 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
149 AT91_SMC_MODE_EXNW_DISABLE |
150 AT91_SMC_MODE_BAT | AT91_SMC_MODE_DBW_16 |
151 AT91_SMC_MODE_TDF_CYCLE(1),
152 &smc->cs[2].mode);
153
154
155 at91_pio3_set_b_periph(AT91_PIO_PORTD, 19, 0);
156}
157#endif
158
159#ifdef CONFIG_USB_ATMEL
160void at91sam9n12ek_usb_hw_init(void)
161{
162 at91_set_pio_output(AT91_PIO_PORTB, 7, 0);
163}
164#endif
165
166#ifdef CONFIG_DEBUG_UART_BOARD_INIT
167void board_debug_uart_init(void)
168{
169 at91_seriald_hw_init();
170}
171#endif
172
173#ifdef CONFIG_BOARD_EARLY_INIT_F
174int board_early_init_f(void)
175{
176#ifdef CONFIG_DEBUG_UART
177 debug_uart_init();
178#endif
179 return 0;
180}
181#endif
182
183int board_init(void)
184{
185
186 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
187
188#ifdef CONFIG_NAND_ATMEL
189 at91sam9n12ek_nand_hw_init();
190#endif
191
192#ifdef CONFIG_LCD
193 at91_lcd_hw_init();
194#endif
195
196#ifdef CONFIG_KS8851_MLL
197 at91sam9n12ek_ks8851_hw_init();
198#endif
199
200#ifdef CONFIG_USB_ATMEL
201 at91sam9n12ek_usb_hw_init();
202#endif
203
204 return 0;
205}
206
207#ifdef CONFIG_KS8851_MLL
208int board_eth_init(bd_t *bis)
209{
210 return ks8851_mll_initialize(0, CONFIG_KS8851_MLL_BASEADDR);
211}
212#endif
213
214int dram_init(void)
215{
216 gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
217 CONFIG_SYS_SDRAM_SIZE);
218 return 0;
219}
220
221#if defined(CONFIG_SPL_BUILD)
222#include <spl.h>
223#include <nand.h>
224
225void at91_spl_board_init(void)
226{
227#ifdef CONFIG_SYS_USE_MMC
228 at91_mci_hw_init();
229#elif CONFIG_SYS_USE_NANDFLASH
230 at91sam9n12ek_nand_hw_init();
231#elif CONFIG_SYS_USE_SPIFLASH
232 at91_spi0_hw_init(1 << 4);
233#endif
234}
235
236#include <asm/arch/atmel_mpddrc.h>
237static void ddr2_conf(struct atmel_mpddrc_config *ddr2)
238{
239 ddr2->md = (ATMEL_MPDDRC_MD_DBW_16_BITS | ATMEL_MPDDRC_MD_DDR2_SDRAM);
240
241 ddr2->cr = (ATMEL_MPDDRC_CR_NC_COL_10 |
242 ATMEL_MPDDRC_CR_NR_ROW_13 |
243 ATMEL_MPDDRC_CR_CAS_DDR_CAS3 |
244 ATMEL_MPDDRC_CR_NB_8BANKS |
245 ATMEL_MPDDRC_CR_DECOD_INTERLEAVED);
246
247 ddr2->rtr = 0x411;
248
249 ddr2->tpr0 = (6 << ATMEL_MPDDRC_TPR0_TRAS_OFFSET |
250 2 << ATMEL_MPDDRC_TPR0_TRCD_OFFSET |
251 2 << ATMEL_MPDDRC_TPR0_TWR_OFFSET |
252 8 << ATMEL_MPDDRC_TPR0_TRC_OFFSET |
253 2 << ATMEL_MPDDRC_TPR0_TRP_OFFSET |
254 2 << ATMEL_MPDDRC_TPR0_TRRD_OFFSET |
255 2 << ATMEL_MPDDRC_TPR0_TWTR_OFFSET |
256 2 << ATMEL_MPDDRC_TPR0_TMRD_OFFSET);
257
258 ddr2->tpr1 = (2 << ATMEL_MPDDRC_TPR1_TXP_OFFSET |
259 200 << ATMEL_MPDDRC_TPR1_TXSRD_OFFSET |
260 19 << ATMEL_MPDDRC_TPR1_TXSNR_OFFSET |
261 18 << ATMEL_MPDDRC_TPR1_TRFC_OFFSET);
262
263 ddr2->tpr2 = (2 << ATMEL_MPDDRC_TPR2_TRTP_OFFSET |
264 3 << ATMEL_MPDDRC_TPR2_TRPA_OFFSET |
265 7 << ATMEL_MPDDRC_TPR2_TXARDS_OFFSET |
266 2 << ATMEL_MPDDRC_TPR2_TXARD_OFFSET);
267}
268
269void mem_init(void)
270{
271 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
272 struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
273 struct atmel_mpddrc_config ddr2;
274 unsigned long csa;
275
276 ddr2_conf(&ddr2);
277
278
279 writel(AT91_PMC_DDR, &pmc->scer);
280
281
282 csa = readl(&matrix->ebicsa);
283 csa |= AT91_MATRIX_EBI_CS1A_SDRAMC;
284 csa &= ~AT91_MATRIX_EBI_DBPU_OFF;
285 csa |= AT91_MATRIX_EBI_DBPD_OFF;
286 csa |= AT91_MATRIX_EBI_EBI_IOSR_NORMAL;
287 writel(csa, &matrix->ebicsa);
288
289
290 ddr2_init(ATMEL_BASE_DDRSDRC, ATMEL_BASE_CS1, &ddr2);
291}
292#endif
293