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/arch/at91sam9261.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/at91_pio.h> 36 #include <asm/arch/clk.h> 37 #include <asm/arch/at91_pio.h> 38 #include <asm/arch/io.h> 39 #include <asm/arch/hardware.h> 40 #include <lcd.h> 41 #include <atmel_lcdc.h> 42 #include <dataflash.h> 43 #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_DRIVER_DM9000) 44 #include <net.h> 45 #endif 46 #include <netdev.h> 47 48 DECLARE_GLOBAL_DATA_PTR; 49 50 /* ------------------------------------------------------------------------- */ 51 /* 52 * Miscelaneous platform dependent initialisations 53 */ 54 55 #ifdef CONFIG_CMD_NAND 56 static void pm9261_nand_hw_init(void) 57 { 58 unsigned long csa; 59 at91_smc_t *smc = (at91_smc_t *) AT91_SMC_BASE; 60 at91_matrix_t *matrix = (at91_matrix_t *) AT91_MATRIX_BASE; 61 at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; 62 63 /* Enable CS3 */ 64 csa = readl(&matrix->csa) | AT91_MATRIX_CSA_EBI_CS3A; 65 writel(csa, &matrix->csa); 66 67 /* Configure SMC CS3 for NAND/SmartMedia */ 68 writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) | 69 AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0), 70 &smc->cs[3].setup); 71 72 writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) | 73 AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3), 74 &smc->cs[3].pulse); 75 76 writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5), 77 &smc->cs[3].cycle); 78 79 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | 80 AT91_SMC_MODE_EXNW_DISABLE | 81 #ifdef CONFIG_SYS_NAND_DBW_16 82 AT91_SMC_MODE_DBW_16 | 83 #else /* CONFIG_SYS_NAND_DBW_8 */ 84 AT91_SMC_MODE_DBW_8 | 85 #endif 86 AT91_SMC_MODE_TDF_CYCLE(2), 87 &smc->cs[3].mode); 88 89 writel(1 << AT91SAM9261_ID_PIOA | 90 1 << AT91SAM9261_ID_PIOC, 91 &pmc->pcer); 92 93 /* Configure RDY/BSY */ 94 at91_set_pio_input(CONFIG_SYS_NAND_READY_PIN, 1); 95 96 /* Enable NandFlash */ 97 at91_set_pio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); 98 99 at91_set_a_periph(AT91_PIO_PORTC, 0, 0); /* NANDOE */ 100 at91_set_a_periph(AT91_PIO_PORTC, 1, 0); /* NANDWE */ 101 } 102 #endif 103 104 105 #ifdef CONFIG_DRIVER_DM9000 106 static void pm9261_dm9000_hw_init(void) 107 { 108 at91_smc_t *smc = (at91_smc_t *) AT91_SMC_BASE; 109 at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; 110 111 /* Configure SMC CS2 for DM9000 */ 112 writel(AT91_SMC_SETUP_NWE(2) | AT91_SMC_SETUP_NCS_WR(0) | 113 AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(0), 114 &smc->cs[2].setup); 115 116 writel(AT91_SMC_PULSE_NWE(4) | AT91_SMC_PULSE_NCS_WR(8) | 117 AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(8), 118 &smc->cs[2].pulse); 119 120 writel(AT91_SMC_CYCLE_NWE(16) | AT91_SMC_CYCLE_NRD(16), 121 &smc->cs[2].cycle); 122 123 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | 124 AT91_SMC_MODE_EXNW_DISABLE | 125 AT91_SMC_MODE_BAT | AT91_SMC_MODE_DBW_16 | 126 AT91_SMC_MODE_TDF_CYCLE(1), 127 &smc->cs[2].mode); 128 129 /* Configure Interrupt pin as input, no pull-up */ 130 writel(1 << AT91SAM9261_ID_PIOA, &pmc->pcer); 131 at91_set_pio_input(AT91_PIO_PORTA, 24, 0); 132 } 133 #endif 134 135 #ifdef CONFIG_LCD 136 vidinfo_t panel_info = { 137 vl_col: 240, 138 vl_row: 320, 139 vl_clk: 4965000, 140 vl_sync: ATMEL_LCDC_INVLINE_INVERTED | 141 ATMEL_LCDC_INVFRAME_INVERTED, 142 vl_bpix: 3, 143 vl_tft: 1, 144 vl_hsync_len: 5, 145 vl_left_margin: 1, 146 vl_right_margin:33, 147 vl_vsync_len: 1, 148 vl_upper_margin:1, 149 vl_lower_margin:0, 150 mmio: AT91SAM9261_LCDC_BASE, 151 }; 152 153 void lcd_enable(void) 154 { 155 at91_set_pio_value(AT91_PIO_PORTA, 22, 0); /* power up */ 156 } 157 158 void lcd_disable(void) 159 { 160 at91_set_pio_value(AT91_PIO_PORTA, 22, 1); /* power down */ 161 } 162 163 static void pm9261_lcd_hw_init(void) 164 { 165 at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; 166 167 at91_set_a_periph(AT91_PIO_PORTB, 1, 0); /* LCDHSYNC */ 168 at91_set_a_periph(AT91_PIO_PORTB, 2, 0); /* LCDDOTCK */ 169 at91_set_a_periph(AT91_PIO_PORTB, 3, 0); /* LCDDEN */ 170 at91_set_a_periph(AT91_PIO_PORTB, 4, 0); /* LCDCC */ 171 at91_set_a_periph(AT91_PIO_PORTB, 7, 0); /* LCDD2 */ 172 at91_set_a_periph(AT91_PIO_PORTB, 8, 0); /* LCDD3 */ 173 at91_set_a_periph(AT91_PIO_PORTB, 9, 0); /* LCDD4 */ 174 at91_set_a_periph(AT91_PIO_PORTB, 10, 0); /* LCDD5 */ 175 at91_set_a_periph(AT91_PIO_PORTB, 11, 0); /* LCDD6 */ 176 at91_set_a_periph(AT91_PIO_PORTB, 12, 0); /* LCDD7 */ 177 at91_set_a_periph(AT91_PIO_PORTB, 15, 0); /* LCDD10 */ 178 at91_set_a_periph(AT91_PIO_PORTB, 16, 0); /* LCDD11 */ 179 at91_set_a_periph(AT91_PIO_PORTB, 17, 0); /* LCDD12 */ 180 at91_set_a_periph(AT91_PIO_PORTB, 18, 0); /* LCDD13 */ 181 at91_set_a_periph(AT91_PIO_PORTB, 19, 0); /* LCDD14 */ 182 at91_set_a_periph(AT91_PIO_PORTB, 20, 0); /* LCDD15 */ 183 at91_set_b_periph(AT91_PIO_PORTB, 23, 0); /* LCDD18 */ 184 at91_set_b_periph(AT91_PIO_PORTB, 24, 0); /* LCDD19 */ 185 at91_set_b_periph(AT91_PIO_PORTB, 25, 0); /* LCDD20 */ 186 at91_set_b_periph(AT91_PIO_PORTB, 26, 0); /* LCDD21 */ 187 at91_set_b_periph(AT91_PIO_PORTB, 27, 0); /* LCDD22 */ 188 at91_set_b_periph(AT91_PIO_PORTB, 28, 0); /* LCDD23 */ 189 190 writel(1 << 17, &pmc->scer); /* LCD controller Clock, AT91SAM9261 only */ 191 192 gd->fb_base = AT91SAM9261_SRAM_BASE; 193 } 194 195 #ifdef CONFIG_LCD_INFO 196 #include <nand.h> 197 #include <version.h> 198 199 extern flash_info_t flash_info[]; 200 201 void lcd_show_board_info(void) 202 { 203 ulong dram_size, nand_size, flash_size, dataflash_size; 204 int i; 205 char temp[32]; 206 207 lcd_printf ("%s\n", U_BOOT_VERSION); 208 lcd_printf ("(C) 2009 Ronetix GmbH\n"); 209 lcd_printf ("support@ronetix.at\n"); 210 lcd_printf ("%s CPU at %s MHz", 211 CONFIG_SYS_AT91_CPU_NAME, 212 strmhz(temp, get_cpu_clk_rate())); 213 214 dram_size = 0; 215 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) 216 dram_size += gd->bd->bi_dram[i].size; 217 218 nand_size = 0; 219 for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) 220 nand_size += nand_info[i].size; 221 222 flash_size = 0; 223 for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) 224 flash_size += flash_info[i].size; 225 226 dataflash_size = 0; 227 for (i = 0; i < CONFIG_SYS_MAX_DATAFLASH_BANKS; i++) 228 dataflash_size += (unsigned int) dataflash_info[i].Device.pages_number * 229 dataflash_info[i].Device.pages_size; 230 231 lcd_printf ("%ld MB SDRAM, %ld MB NAND\n%ld MB NOR Flash\n" 232 "%ld MB DataFlash\n", 233 dram_size >> 20, 234 nand_size >> 20, 235 flash_size >> 20, 236 dataflash_size >> 20); 237 } 238 #endif /* CONFIG_LCD_INFO */ 239 240 #endif /* CONFIG_LCD */ 241 242 int board_init(void) 243 { 244 at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; 245 246 /* Enable Ctrlc */ 247 console_init_f(); 248 249 writel(1 << AT91SAM9261_ID_PIOA | 250 1 << AT91SAM9261_ID_PIOC, 251 &pmc->pcer); 252 253 /* arch number of PM9261-Board */ 254 gd->bd->bi_arch_number = MACH_TYPE_PM9261; 255 256 /* adress of boot parameters */ 257 gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; 258 259 at91_serial_hw_init(); 260 #ifdef CONFIG_CMD_NAND 261 pm9261_nand_hw_init(); 262 #endif 263 #ifdef CONFIG_HAS_DATAFLASH 264 at91_spi0_hw_init(1 << 0); 265 #endif 266 #ifdef CONFIG_DRIVER_DM9000 267 pm9261_dm9000_hw_init(); 268 #endif 269 #ifdef CONFIG_LCD 270 pm9261_lcd_hw_init(); 271 #endif 272 return 0; 273 } 274 275 #ifdef CONFIG_DRIVER_DM9000 276 int board_eth_init(bd_t *bis) 277 { 278 return dm9000_initialize(bis); 279 } 280 #endif 281 282 int dram_init(void) 283 { 284 /* dram_init must store complete ramsize in gd->ram_size */ 285 gd->ram_size = get_ram_size((volatile void *)PHYS_SDRAM, 286 PHYS_SDRAM_SIZE); 287 return 0; 288 } 289 290 void dram_init_banksize(void) 291 { 292 gd->bd->bi_dram[0].start = PHYS_SDRAM; 293 gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; 294 } 295 296 #ifdef CONFIG_RESET_PHY_R 297 void reset_phy(void) 298 { 299 #ifdef CONFIG_DRIVER_DM9000 300 /* 301 * Initialize ethernet HW addr prior to starting Linux, 302 * needed for nfsroot 303 */ 304 eth_init(gd->bd); 305 #endif 306 } 307 #endif 308 309 #ifdef CONFIG_DISPLAY_BOARDINFO 310 int checkboard (void) 311 { 312 char buf[32]; 313 314 printf ("Board : Ronetix PM9261\n"); 315 printf ("Crystal frequency: %8s MHz\n", 316 strmhz(buf, get_main_clk_rate())); 317 printf ("CPU clock : %8s MHz\n", 318 strmhz(buf, get_cpu_clk_rate())); 319 printf ("Master clock : %8s MHz\n", 320 strmhz(buf, get_mck_clk_rate())); 321 322 return 0; 323 } 324 #endif 325