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
8 #include <common.h>
9 #include <debug_uart.h>
10 #include <asm/io.h>
11 #include <asm/arch/clk.h>
12 #include <asm/arch/at91sam9g45_matrix.h>
13 #include <asm/arch/at91sam9_smc.h>
14 #include <asm/arch/at91_common.h>
15 #include <asm/arch/gpio.h>
16 #include <asm/arch/clk.h>
17 #include <lcd.h>
18 #include <linux/mtd/rawnand.h>
19 #include <atmel_lcdc.h>
20 #include <asm/mach-types.h>
21
22 DECLARE_GLOBAL_DATA_PTR;
23
24 /* ------------------------------------------------------------------------- */
25 /*
26 * Miscelaneous platform dependent initialisations
27 */
28
29 #ifdef CONFIG_CMD_NAND
at91sam9m10g45ek_nand_hw_init(void)30 void at91sam9m10g45ek_nand_hw_init(void)
31 {
32 struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
33 struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
34 unsigned long csa;
35
36 /* Enable CS3 */
37 csa = readl(&matrix->ebicsa);
38 csa |= AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA;
39 writel(csa, &matrix->ebicsa);
40
41 /* Configure SMC CS3 for NAND/SmartMedia */
42 writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
43 AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0),
44 &smc->cs[3].setup);
45 writel(AT91_SMC_PULSE_NWE(4) | AT91_SMC_PULSE_NCS_WR(3) |
46 AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(2),
47 &smc->cs[3].pulse);
48 writel(AT91_SMC_CYCLE_NWE(7) | AT91_SMC_CYCLE_NRD(4),
49 &smc->cs[3].cycle);
50 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
51 AT91_SMC_MODE_EXNW_DISABLE |
52 #ifdef CONFIG_SYS_NAND_DBW_16
53 AT91_SMC_MODE_DBW_16 |
54 #else /* CONFIG_SYS_NAND_DBW_8 */
55 AT91_SMC_MODE_DBW_8 |
56 #endif
57 AT91_SMC_MODE_TDF_CYCLE(3),
58 &smc->cs[3].mode);
59
60 at91_periph_clk_enable(ATMEL_ID_PIOC);
61
62 /* Configure RDY/BSY */
63 at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
64
65 /* Enable NandFlash */
66 at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
67 }
68 #endif
69
70 #if defined(CONFIG_SPL_BUILD)
71 #include <spl.h>
72 #include <nand.h>
73
at91_spl_board_init(void)74 void at91_spl_board_init(void)
75 {
76 /*
77 * On the at91sam9m10g45ek board, the chip wm9711 stays in the
78 * test mode, so it needs do some action to exit test mode.
79 */
80 at91_periph_clk_enable(ATMEL_ID_PIODE);
81 at91_set_gpio_output(AT91_PIN_PD7, 0);
82 at91_set_gpio_output(AT91_PIN_PD8, 0);
83 at91_set_pio_pullup(AT91_PIO_PORTD, 7, 1);
84 at91_set_pio_pullup(AT91_PIO_PORTD, 8, 1);
85
86 #ifdef CONFIG_SD_BOOT
87 at91_mci_hw_init();
88 #elif CONFIG_NAND_BOOT
89 at91sam9m10g45ek_nand_hw_init();
90 #endif
91 }
92
93 #include <asm/arch/atmel_mpddrc.h>
ddr2_conf(struct atmel_mpddrc_config * ddr2)94 static void ddr2_conf(struct atmel_mpddrc_config *ddr2)
95 {
96 ddr2->md = (ATMEL_MPDDRC_MD_DBW_16_BITS | ATMEL_MPDDRC_MD_DDR2_SDRAM);
97
98 ddr2->cr = (ATMEL_MPDDRC_CR_NC_COL_10 |
99 ATMEL_MPDDRC_CR_NR_ROW_14 |
100 ATMEL_MPDDRC_CR_DQMS_SHARED |
101 ATMEL_MPDDRC_CR_CAS_DDR_CAS3);
102
103 ddr2->rtr = 0x24b;
104
105 ddr2->tpr0 = (6 << ATMEL_MPDDRC_TPR0_TRAS_OFFSET |/* 6*7.5 = 45 ns */
106 2 << ATMEL_MPDDRC_TPR0_TRCD_OFFSET |/* 2*7.5 = 15 ns */
107 2 << ATMEL_MPDDRC_TPR0_TWR_OFFSET | /* 2*7.5 = 15 ns */
108 8 << ATMEL_MPDDRC_TPR0_TRC_OFFSET | /* 8*7.5 = 60 ns */
109 2 << ATMEL_MPDDRC_TPR0_TRP_OFFSET | /* 2*7.5 = 15 ns */
110 1 << ATMEL_MPDDRC_TPR0_TRRD_OFFSET | /* 1*7.5= 7.5 ns*/
111 1 << ATMEL_MPDDRC_TPR0_TWTR_OFFSET | /* 1 clk cycle */
112 2 << ATMEL_MPDDRC_TPR0_TMRD_OFFSET); /* 2 clk cycles */
113
114 ddr2->tpr1 = (2 << ATMEL_MPDDRC_TPR1_TXP_OFFSET | /* 2*7.5 = 15 ns */
115 200 << ATMEL_MPDDRC_TPR1_TXSRD_OFFSET |
116 16 << ATMEL_MPDDRC_TPR1_TXSNR_OFFSET |
117 14 << ATMEL_MPDDRC_TPR1_TRFC_OFFSET);
118
119 ddr2->tpr2 = (1 << ATMEL_MPDDRC_TPR2_TRTP_OFFSET |
120 0 << ATMEL_MPDDRC_TPR2_TRPA_OFFSET |
121 7 << ATMEL_MPDDRC_TPR2_TXARDS_OFFSET |
122 2 << ATMEL_MPDDRC_TPR2_TXARD_OFFSET);
123 }
124
mem_init(void)125 void mem_init(void)
126 {
127 struct atmel_mpddrc_config ddr2;
128
129 ddr2_conf(&ddr2);
130
131 at91_system_clk_enable(AT91_PMC_DDR);
132
133 /* DDRAM2 Controller initialize */
134 ddr2_init(ATMEL_BASE_DDRSDRC0, ATMEL_BASE_CS6, &ddr2);
135 }
136 #endif
137
138 #ifdef CONFIG_CMD_USB
at91sam9m10g45ek_usb_hw_init(void)139 static void at91sam9m10g45ek_usb_hw_init(void)
140 {
141 at91_periph_clk_enable(ATMEL_ID_PIODE);
142
143 at91_set_gpio_output(AT91_PIN_PD1, 0);
144 at91_set_gpio_output(AT91_PIN_PD3, 0);
145 }
146 #endif
147
148 #ifdef CONFIG_LCD
149
150 vidinfo_t panel_info = {
151 .vl_col = 480,
152 .vl_row = 272,
153 .vl_clk = 9000000,
154 .vl_sync = ATMEL_LCDC_INVLINE_NORMAL |
155 ATMEL_LCDC_INVFRAME_NORMAL,
156 .vl_bpix = 3,
157 .vl_tft = 1,
158 .vl_hsync_len = 45,
159 .vl_left_margin = 1,
160 .vl_right_margin = 1,
161 .vl_vsync_len = 1,
162 .vl_upper_margin = 40,
163 .vl_lower_margin = 1,
164 .mmio = ATMEL_BASE_LCDC,
165 };
166
167
lcd_enable(void)168 void lcd_enable(void)
169 {
170 at91_set_A_periph(AT91_PIN_PE6, 1); /* power up */
171 }
172
lcd_disable(void)173 void lcd_disable(void)
174 {
175 at91_set_A_periph(AT91_PIN_PE6, 0); /* power down */
176 }
177
at91sam9m10g45ek_lcd_hw_init(void)178 static void at91sam9m10g45ek_lcd_hw_init(void)
179 {
180 at91_set_A_periph(AT91_PIN_PE0, 0); /* LCDDPWR */
181 at91_set_A_periph(AT91_PIN_PE2, 0); /* LCDCC */
182 at91_set_A_periph(AT91_PIN_PE3, 0); /* LCDVSYNC */
183 at91_set_A_periph(AT91_PIN_PE4, 0); /* LCDHSYNC */
184 at91_set_A_periph(AT91_PIN_PE5, 0); /* LCDDOTCK */
185
186 at91_set_A_periph(AT91_PIN_PE7, 0); /* LCDD0 */
187 at91_set_A_periph(AT91_PIN_PE8, 0); /* LCDD1 */
188 at91_set_A_periph(AT91_PIN_PE9, 0); /* LCDD2 */
189 at91_set_A_periph(AT91_PIN_PE10, 0); /* LCDD3 */
190 at91_set_A_periph(AT91_PIN_PE11, 0); /* LCDD4 */
191 at91_set_A_periph(AT91_PIN_PE12, 0); /* LCDD5 */
192 at91_set_A_periph(AT91_PIN_PE13, 0); /* LCDD6 */
193 at91_set_A_periph(AT91_PIN_PE14, 0); /* LCDD7 */
194 at91_set_A_periph(AT91_PIN_PE15, 0); /* LCDD8 */
195 at91_set_A_periph(AT91_PIN_PE16, 0); /* LCDD9 */
196 at91_set_A_periph(AT91_PIN_PE17, 0); /* LCDD10 */
197 at91_set_A_periph(AT91_PIN_PE18, 0); /* LCDD11 */
198 at91_set_A_periph(AT91_PIN_PE19, 0); /* LCDD12 */
199 at91_set_B_periph(AT91_PIN_PE20, 0); /* LCDD13 */
200 at91_set_A_periph(AT91_PIN_PE21, 0); /* LCDD14 */
201 at91_set_A_periph(AT91_PIN_PE22, 0); /* LCDD15 */
202 at91_set_A_periph(AT91_PIN_PE23, 0); /* LCDD16 */
203 at91_set_A_periph(AT91_PIN_PE24, 0); /* LCDD17 */
204 at91_set_A_periph(AT91_PIN_PE25, 0); /* LCDD18 */
205 at91_set_A_periph(AT91_PIN_PE26, 0); /* LCDD19 */
206 at91_set_A_periph(AT91_PIN_PE27, 0); /* LCDD20 */
207 at91_set_B_periph(AT91_PIN_PE28, 0); /* LCDD21 */
208 at91_set_A_periph(AT91_PIN_PE29, 0); /* LCDD22 */
209 at91_set_A_periph(AT91_PIN_PE30, 0); /* LCDD23 */
210
211 at91_periph_clk_enable(ATMEL_ID_LCDC);
212
213 gd->fb_base = CONFIG_AT91SAM9G45_LCD_BASE;
214 }
215
216 #ifdef CONFIG_LCD_INFO
217 #include <nand.h>
218 #include <version.h>
219
lcd_show_board_info(void)220 void lcd_show_board_info(void)
221 {
222 ulong dram_size, nand_size;
223 int i;
224 char temp[32];
225
226 lcd_printf ("%s\n", U_BOOT_VERSION);
227 lcd_printf ("(C) 2008 ATMEL Corp\n");
228 lcd_printf ("at91support@atmel.com\n");
229 lcd_printf ("%s CPU at %s MHz\n",
230 ATMEL_CPU_NAME,
231 strmhz(temp, get_cpu_clk_rate()));
232
233 dram_size = 0;
234 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
235 dram_size += gd->bd->bi_dram[i].size;
236 nand_size = 0;
237 for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++)
238 nand_size += get_nand_dev_by_index(i)->size;
239 lcd_printf (" %ld MB SDRAM, %ld MB NAND\n",
240 dram_size >> 20,
241 nand_size >> 20 );
242 }
243 #endif /* CONFIG_LCD_INFO */
244 #endif
245
246 #ifdef CONFIG_DEBUG_UART_BOARD_INIT
board_debug_uart_init(void)247 void board_debug_uart_init(void)
248 {
249 at91_seriald_hw_init();
250 }
251 #endif
252
253 #ifdef CONFIG_BOARD_EARLY_INIT_F
board_early_init_f(void)254 int board_early_init_f(void)
255 {
256 #ifdef CONFIG_DEBUG_UART
257 debug_uart_init();
258 #endif
259 return 0;
260 }
261 #endif
262
board_init(void)263 int board_init(void)
264 {
265 /* arch number of AT91SAM9M10G45EK-Board */
266 #ifdef CONFIG_AT91SAM9M10G45EK
267 gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9M10G45EK;
268 #elif defined CONFIG_AT91SAM9G45EKES
269 gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9G45EKES;
270 #endif
271
272 /* adress of boot parameters */
273 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
274
275 #ifdef CONFIG_CMD_NAND
276 at91sam9m10g45ek_nand_hw_init();
277 #endif
278 #ifdef CONFIG_CMD_USB
279 at91sam9m10g45ek_usb_hw_init();
280 #endif
281 #ifdef CONFIG_LCD
282 at91sam9m10g45ek_lcd_hw_init();
283 #endif
284 return 0;
285 }
286
dram_init(void)287 int dram_init(void)
288 {
289 gd->ram_size = get_ram_size((void *) CONFIG_SYS_SDRAM_BASE,
290 CONFIG_SYS_SDRAM_SIZE);
291 return 0;
292 }
293
294 #ifdef CONFIG_RESET_PHY_R
reset_phy(void)295 void reset_phy(void)
296 {
297 }
298 #endif
299