1 /* 2 * (C) Copyright 2007-2008 3 * Stelian Pop <stelian.pop@leadtechdesign.com> 4 * Lead Tech Design <www.leadtechdesign.com> 5 * Copyright (C) 2008 Ronetix Ilko Iliev (www.ronetix.at) 6 * Copyright (C) 2009 Jean-Christopher PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> 7 * 8 * See file CREDITS for list of people who contributed to this 9 * project. 10 * 11 * This program is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU General Public License as 13 * published by the Free Software Foundation; either version 2 of 14 * the License, or (at your option) any later version. 15 * 16 * This program is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 24 * MA 02111-1307 USA 25 */ 26 27 #include <common.h> 28 #include <asm/sizes.h> 29 #include <asm/io.h> 30 #include <asm/arch/at91sam9_smc.h> 31 #include <asm/arch/at91_common.h> 32 #include <asm/arch/at91_pmc.h> 33 #include <asm/arch/at91_rstc.h> 34 #include <asm/arch/at91_matrix.h> 35 #include <asm/arch/clk.h> 36 #include <asm/arch/gpio.h> 37 38 #include <lcd.h> 39 #include <atmel_lcdc.h> 40 #include <dataflash.h> 41 #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_DRIVER_DM9000) 42 #include <net.h> 43 #endif 44 #include <netdev.h> 45 46 DECLARE_GLOBAL_DATA_PTR; 47 48 /* ------------------------------------------------------------------------- */ 49 /* 50 * Miscelaneous platform dependent initialisations 51 */ 52 53 #ifdef CONFIG_CMD_NAND 54 static void pm9261_nand_hw_init(void) 55 { 56 unsigned long csa; 57 struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC; 58 struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX; 59 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; 60 61 /* Enable CS3 */ 62 csa = readl(&matrix->csa) | AT91_MATRIX_CSA_EBI_CS3A; 63 writel(csa, &matrix->csa); 64 65 /* Configure SMC CS3 for NAND/SmartMedia */ 66 writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) | 67 AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0), 68 &smc->cs[3].setup); 69 70 writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) | 71 AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3), 72 &smc->cs[3].pulse); 73 74 writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5), 75 &smc->cs[3].cycle); 76 77 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | 78 AT91_SMC_MODE_EXNW_DISABLE | 79 #ifdef CONFIG_SYS_NAND_DBW_16 80 AT91_SMC_MODE_DBW_16 | 81 #else /* CONFIG_SYS_NAND_DBW_8 */ 82 AT91_SMC_MODE_DBW_8 | 83 #endif 84 AT91_SMC_MODE_TDF_CYCLE(2), 85 &smc->cs[3].mode); 86 87 writel(1 << ATMEL_ID_PIOA | 88 1 << ATMEL_ID_PIOC, 89 &pmc->pcer); 90 91 /* Configure RDY/BSY */ 92 at91_set_pio_input(CONFIG_SYS_NAND_READY_PIN, 1); 93 94 /* Enable NandFlash */ 95 at91_set_pio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); 96 97 at91_set_a_periph(AT91_PIO_PORTC, 0, 0); /* NANDOE */ 98 at91_set_a_periph(AT91_PIO_PORTC, 1, 0); /* NANDWE */ 99 } 100 #endif 101 102 103 #ifdef CONFIG_DRIVER_DM9000 104 static void pm9261_dm9000_hw_init(void) 105 { 106 struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC; 107 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; 108 109 /* Configure SMC CS2 for DM9000 */ 110 writel(AT91_SMC_SETUP_NWE(2) | AT91_SMC_SETUP_NCS_WR(0) | 111 AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(0), 112 &smc->cs[2].setup); 113 114 writel(AT91_SMC_PULSE_NWE(4) | AT91_SMC_PULSE_NCS_WR(8) | 115 AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(8), 116 &smc->cs[2].pulse); 117 118 writel(AT91_SMC_CYCLE_NWE(16) | AT91_SMC_CYCLE_NRD(16), 119 &smc->cs[2].cycle); 120 121 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | 122 AT91_SMC_MODE_EXNW_DISABLE | 123 AT91_SMC_MODE_BAT | AT91_SMC_MODE_DBW_16 | 124 AT91_SMC_MODE_TDF_CYCLE(1), 125 &smc->cs[2].mode); 126 127 /* Configure Interrupt pin as input, no pull-up */ 128 writel(1 << ATMEL_ID_PIOA, &pmc->pcer); 129 at91_set_pio_input(AT91_PIO_PORTA, 24, 0); 130 } 131 #endif 132 133 #ifdef CONFIG_LCD 134 vidinfo_t panel_info = { 135 vl_col: 240, 136 vl_row: 320, 137 vl_clk: 4965000, 138 vl_sync: ATMEL_LCDC_INVLINE_INVERTED | 139 ATMEL_LCDC_INVFRAME_INVERTED, 140 vl_bpix: 3, 141 vl_tft: 1, 142 vl_hsync_len: 5, 143 vl_left_margin: 1, 144 vl_right_margin:33, 145 vl_vsync_len: 1, 146 vl_upper_margin:1, 147 vl_lower_margin:0, 148 mmio: ATMEL_BASE_LCDC, 149 }; 150 151 void lcd_enable(void) 152 { 153 at91_set_pio_value(AT91_PIO_PORTA, 22, 0); /* power up */ 154 } 155 156 void lcd_disable(void) 157 { 158 at91_set_pio_value(AT91_PIO_PORTA, 22, 1); /* power down */ 159 } 160 161 static void pm9261_lcd_hw_init(void) 162 { 163 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; 164 165 at91_set_a_periph(AT91_PIO_PORTB, 1, 0); /* LCDHSYNC */ 166 at91_set_a_periph(AT91_PIO_PORTB, 2, 0); /* LCDDOTCK */ 167 at91_set_a_periph(AT91_PIO_PORTB, 3, 0); /* LCDDEN */ 168 at91_set_a_periph(AT91_PIO_PORTB, 4, 0); /* LCDCC */ 169 at91_set_a_periph(AT91_PIO_PORTB, 7, 0); /* LCDD2 */ 170 at91_set_a_periph(AT91_PIO_PORTB, 8, 0); /* LCDD3 */ 171 at91_set_a_periph(AT91_PIO_PORTB, 9, 0); /* LCDD4 */ 172 at91_set_a_periph(AT91_PIO_PORTB, 10, 0); /* LCDD5 */ 173 at91_set_a_periph(AT91_PIO_PORTB, 11, 0); /* LCDD6 */ 174 at91_set_a_periph(AT91_PIO_PORTB, 12, 0); /* LCDD7 */ 175 at91_set_a_periph(AT91_PIO_PORTB, 15, 0); /* LCDD10 */ 176 at91_set_a_periph(AT91_PIO_PORTB, 16, 0); /* LCDD11 */ 177 at91_set_a_periph(AT91_PIO_PORTB, 17, 0); /* LCDD12 */ 178 at91_set_a_periph(AT91_PIO_PORTB, 18, 0); /* LCDD13 */ 179 at91_set_a_periph(AT91_PIO_PORTB, 19, 0); /* LCDD14 */ 180 at91_set_a_periph(AT91_PIO_PORTB, 20, 0); /* LCDD15 */ 181 at91_set_b_periph(AT91_PIO_PORTB, 23, 0); /* LCDD18 */ 182 at91_set_b_periph(AT91_PIO_PORTB, 24, 0); /* LCDD19 */ 183 at91_set_b_periph(AT91_PIO_PORTB, 25, 0); /* LCDD20 */ 184 at91_set_b_periph(AT91_PIO_PORTB, 26, 0); /* LCDD21 */ 185 at91_set_b_periph(AT91_PIO_PORTB, 27, 0); /* LCDD22 */ 186 at91_set_b_periph(AT91_PIO_PORTB, 28, 0); /* LCDD23 */ 187 188 writel(1 << 17, &pmc->scer); /* LCD controller Clock, AT91SAM9261 only */ 189 190 gd->fb_base = ATMEL_BASE_SRAM; 191 } 192 193 #ifdef CONFIG_LCD_INFO 194 #include <nand.h> 195 #include <version.h> 196 197 extern flash_info_t flash_info[]; 198 199 void lcd_show_board_info(void) 200 { 201 ulong dram_size, nand_size, flash_size, dataflash_size; 202 int i; 203 char temp[32]; 204 205 lcd_printf ("%s\n", U_BOOT_VERSION); 206 lcd_printf ("(C) 2009 Ronetix GmbH\n"); 207 lcd_printf ("support@ronetix.at\n"); 208 lcd_printf ("%s CPU at %s MHz", 209 CONFIG_SYS_AT91_CPU_NAME, 210 strmhz(temp, get_cpu_clk_rate())); 211 212 dram_size = 0; 213 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) 214 dram_size += gd->bd->bi_dram[i].size; 215 216 nand_size = 0; 217 for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) 218 nand_size += nand_info[i].size; 219 220 flash_size = 0; 221 for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) 222 flash_size += flash_info[i].size; 223 224 dataflash_size = 0; 225 for (i = 0; i < CONFIG_SYS_MAX_DATAFLASH_BANKS; i++) 226 dataflash_size += (unsigned int) dataflash_info[i].Device.pages_number * 227 dataflash_info[i].Device.pages_size; 228 229 lcd_printf ("%ld MB SDRAM, %ld MB NAND\n%ld MB NOR Flash\n" 230 "%ld MB DataFlash\n", 231 dram_size >> 20, 232 nand_size >> 20, 233 flash_size >> 20, 234 dataflash_size >> 20); 235 } 236 #endif /* CONFIG_LCD_INFO */ 237 238 #endif /* CONFIG_LCD */ 239 240 int board_init(void) 241 { 242 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; 243 244 /* Enable Ctrlc */ 245 console_init_f(); 246 247 writel(1 << ATMEL_ID_PIOA | 248 1 << ATMEL_ID_PIOC, 249 &pmc->pcer); 250 251 /* arch number of PM9261-Board */ 252 gd->bd->bi_arch_number = MACH_TYPE_PM9261; 253 254 /* adress of boot parameters */ 255 gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; 256 257 at91_seriald_hw_init(); 258 #ifdef CONFIG_CMD_NAND 259 pm9261_nand_hw_init(); 260 #endif 261 #ifdef CONFIG_HAS_DATAFLASH 262 at91_spi0_hw_init(1 << 0); 263 #endif 264 #ifdef CONFIG_DRIVER_DM9000 265 pm9261_dm9000_hw_init(); 266 #endif 267 #ifdef CONFIG_LCD 268 pm9261_lcd_hw_init(); 269 #endif 270 return 0; 271 } 272 273 #ifdef CONFIG_DRIVER_DM9000 274 int board_eth_init(bd_t *bis) 275 { 276 return dm9000_initialize(bis); 277 } 278 #endif 279 280 int dram_init(void) 281 { 282 /* dram_init must store complete ramsize in gd->ram_size */ 283 gd->ram_size = get_ram_size((void *)PHYS_SDRAM, 284 PHYS_SDRAM_SIZE); 285 return 0; 286 } 287 288 void dram_init_banksize(void) 289 { 290 gd->bd->bi_dram[0].start = PHYS_SDRAM; 291 gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; 292 } 293 294 #ifdef CONFIG_RESET_PHY_R 295 void reset_phy(void) 296 { 297 #ifdef CONFIG_DRIVER_DM9000 298 /* 299 * Initialize ethernet HW addr prior to starting Linux, 300 * needed for nfsroot 301 */ 302 eth_init(gd->bd); 303 #endif 304 } 305 #endif 306 307 #ifdef CONFIG_DISPLAY_BOARDINFO 308 int checkboard (void) 309 { 310 char buf[32]; 311 312 printf ("Board : Ronetix PM9261\n"); 313 printf ("Crystal frequency: %8s MHz\n", 314 strmhz(buf, get_main_clk_rate())); 315 printf ("CPU clock : %8s MHz\n", 316 strmhz(buf, get_cpu_clk_rate())); 317 printf ("Master clock : %8s MHz\n", 318 strmhz(buf, get_mck_clk_rate())); 319 320 return 0; 321 } 322 #endif 323