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/at91sam9261_matrix.h> 31 #include <asm/arch/at91sam9_smc.h> 32 #include <asm/arch/at91_common.h> 33 #include <asm/arch/at91_pmc.h> 34 #include <asm/arch/at91_rstc.h> 35 #include <asm/arch/clk.h> 36 #include <asm/arch/gpio.h> 37 #include <asm/arch/io.h> 38 #include <asm/arch/hardware.h> 39 #include <lcd.h> 40 #include <atmel_lcdc.h> 41 #include <dataflash.h> 42 #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_DRIVER_DM9000) 43 #include <net.h> 44 #endif 45 #include <netdev.h> 46 47 DECLARE_GLOBAL_DATA_PTR; 48 49 /* ------------------------------------------------------------------------- */ 50 /* 51 * Miscelaneous platform dependent initialisations 52 */ 53 54 #ifdef CONFIG_CMD_NAND 55 static void pm9261_nand_hw_init(void) 56 { 57 unsigned long csa; 58 59 /* Enable CS3 */ 60 csa = at91_sys_read(AT91_MATRIX_EBICSA); 61 at91_sys_write(AT91_MATRIX_EBICSA, 62 csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA); 63 64 /* Configure SMC CS3 for NAND/SmartMedia */ 65 at91_sys_write(AT91_SMC_SETUP(3), 66 AT91_SMC_NWESETUP_(1) | AT91_SMC_NCS_WRSETUP_(0) | 67 AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(0)); 68 at91_sys_write(AT91_SMC_PULSE(3), 69 AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) | 70 AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3)); 71 at91_sys_write(AT91_SMC_CYCLE(3), 72 AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5)); 73 at91_sys_write(AT91_SMC_MODE(3), 74 AT91_SMC_READMODE | AT91_SMC_WRITEMODE | 75 AT91_SMC_EXNWMODE_DISABLE | 76 #ifdef CONFIG_SYS_NAND_DBW_16 77 AT91_SMC_DBW_16 | 78 #else /* CONFIG_SYS_NAND_DBW_8 */ 79 AT91_SMC_DBW_8 | 80 #endif 81 AT91_SMC_TDF_(2)); 82 83 /* Configure RDY/BSY */ 84 at91_set_gpio_input(AT91_PIN_PA16, 1); 85 86 /* Enable NandFlash */ 87 at91_set_gpio_output(AT91_PIN_PC14, 1); 88 89 at91_set_A_periph(AT91_PIN_PC0, 0); /* NANDOE */ 90 at91_set_A_periph(AT91_PIN_PC1, 0); /* NANDWE */ 91 } 92 #endif 93 94 95 #ifdef CONFIG_DRIVER_DM9000 96 static void pm9261_dm9000_hw_init(void) 97 { 98 /* Configure SMC CS2 for DM9000 */ 99 at91_sys_write(AT91_SMC_SETUP(2), 100 AT91_SMC_NWESETUP_(2) | AT91_SMC_NCS_WRSETUP_(0) | 101 AT91_SMC_NRDSETUP_(2) | AT91_SMC_NCS_RDSETUP_(0)); 102 at91_sys_write(AT91_SMC_PULSE(2), 103 AT91_SMC_NWEPULSE_(4) | AT91_SMC_NCS_WRPULSE_(8) | 104 AT91_SMC_NRDPULSE_(4) | AT91_SMC_NCS_RDPULSE_(8)); 105 at91_sys_write(AT91_SMC_CYCLE(2), 106 AT91_SMC_NWECYCLE_(16) | AT91_SMC_NRDCYCLE_(16)); 107 at91_sys_write(AT91_SMC_MODE(2), 108 AT91_SMC_READMODE | AT91_SMC_WRITEMODE | 109 AT91_SMC_EXNWMODE_DISABLE | 110 AT91_SMC_BAT_WRITE | AT91_SMC_DBW_16 | 111 AT91_SMC_TDF_(1)); 112 113 /* Configure Interrupt pin as input, no pull-up */ 114 at91_set_gpio_input(AT91_PIN_PA24, 0); 115 } 116 #endif 117 118 #ifdef CONFIG_LCD 119 vidinfo_t panel_info = { 120 vl_col: 240, 121 vl_row: 320, 122 vl_clk: 4965000, 123 vl_sync: ATMEL_LCDC_INVLINE_INVERTED | 124 ATMEL_LCDC_INVFRAME_INVERTED, 125 vl_bpix: 3, 126 vl_tft: 1, 127 vl_hsync_len: 5, 128 vl_left_margin: 1, 129 vl_right_margin:33, 130 vl_vsync_len: 1, 131 vl_upper_margin:1, 132 vl_lower_margin:0, 133 mmio: AT91SAM9261_LCDC_BASE, 134 }; 135 136 void lcd_enable(void) 137 { 138 at91_set_gpio_value(AT91_PIN_PA22, 0); /* power up */ 139 } 140 141 void lcd_disable(void) 142 { 143 at91_set_gpio_value(AT91_PIN_PA22, 1); /* power down */ 144 } 145 146 static void pm9261_lcd_hw_init(void) 147 { 148 at91_set_A_periph(AT91_PIN_PB1, 0); /* LCDHSYNC */ 149 at91_set_A_periph(AT91_PIN_PB2, 0); /* LCDDOTCK */ 150 at91_set_A_periph(AT91_PIN_PB3, 0); /* LCDDEN */ 151 at91_set_A_periph(AT91_PIN_PB4, 0); /* LCDCC */ 152 at91_set_A_periph(AT91_PIN_PB7, 0); /* LCDD2 */ 153 at91_set_A_periph(AT91_PIN_PB8, 0); /* LCDD3 */ 154 at91_set_A_periph(AT91_PIN_PB9, 0); /* LCDD4 */ 155 at91_set_A_periph(AT91_PIN_PB10, 0); /* LCDD5 */ 156 at91_set_A_periph(AT91_PIN_PB11, 0); /* LCDD6 */ 157 at91_set_A_periph(AT91_PIN_PB12, 0); /* LCDD7 */ 158 at91_set_A_periph(AT91_PIN_PB15, 0); /* LCDD10 */ 159 at91_set_A_periph(AT91_PIN_PB16, 0); /* LCDD11 */ 160 at91_set_A_periph(AT91_PIN_PB17, 0); /* LCDD12 */ 161 at91_set_A_periph(AT91_PIN_PB18, 0); /* LCDD13 */ 162 at91_set_A_periph(AT91_PIN_PB19, 0); /* LCDD14 */ 163 at91_set_A_periph(AT91_PIN_PB20, 0); /* LCDD15 */ 164 at91_set_B_periph(AT91_PIN_PB23, 0); /* LCDD18 */ 165 at91_set_B_periph(AT91_PIN_PB24, 0); /* LCDD19 */ 166 at91_set_B_periph(AT91_PIN_PB25, 0); /* LCDD20 */ 167 at91_set_B_periph(AT91_PIN_PB26, 0); /* LCDD21 */ 168 at91_set_B_periph(AT91_PIN_PB27, 0); /* LCDD22 */ 169 at91_set_B_periph(AT91_PIN_PB28, 0); /* LCDD23 */ 170 171 at91_sys_write(AT91_PMC_SCER, AT91_PMC_HCK1); 172 173 gd->fb_base = AT91SAM9261_SRAM_BASE; 174 } 175 176 #ifdef CONFIG_LCD_INFO 177 #include <nand.h> 178 #include <version.h> 179 180 extern flash_info_t flash_info[]; 181 182 void lcd_show_board_info(void) 183 { 184 ulong dram_size, nand_size, flash_size, dataflash_size; 185 int i; 186 char temp[32]; 187 188 lcd_printf ("%s\n", U_BOOT_VERSION); 189 lcd_printf ("(C) 2009 Ronetix GmbH\n"); 190 lcd_printf ("support@ronetix.at\n"); 191 lcd_printf ("%s CPU at %s MHz", 192 AT91_CPU_NAME, 193 strmhz(temp, get_cpu_clk_rate())); 194 195 dram_size = 0; 196 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) 197 dram_size += gd->bd->bi_dram[i].size; 198 199 nand_size = 0; 200 for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) 201 nand_size += nand_info[i].size; 202 203 flash_size = 0; 204 for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) 205 flash_size += flash_info[i].size; 206 207 dataflash_size = 0; 208 for (i = 0; i < CONFIG_SYS_MAX_DATAFLASH_BANKS; i++) 209 dataflash_size += (unsigned int) dataflash_info[i].Device.pages_number * 210 dataflash_info[i].Device.pages_size; 211 212 lcd_printf ("%ld MB SDRAM, %ld MB NAND\n%ld MB NOR Flash\n" 213 "%ld MB DataFlash\n", 214 dram_size >> 20, 215 nand_size >> 20, 216 flash_size >> 20, 217 dataflash_size >> 20); 218 } 219 #endif /* CONFIG_LCD_INFO */ 220 221 #endif /* CONFIG_LCD */ 222 223 int board_init(void) 224 { 225 /* Enable Ctrlc */ 226 console_init_f(); 227 228 at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_PIOA); 229 at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_PIOC); 230 231 /* arch number of PM9261-Board */ 232 gd->bd->bi_arch_number = MACH_TYPE_PM9261; 233 234 /* adress of boot parameters */ 235 gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; 236 237 at91_serial_hw_init(); 238 #ifdef CONFIG_CMD_NAND 239 pm9261_nand_hw_init(); 240 #endif 241 #ifdef CONFIG_HAS_DATAFLASH 242 at91_spi0_hw_init(1 << 0); 243 #endif 244 #ifdef CONFIG_DRIVER_DM9000 245 pm9261_dm9000_hw_init(); 246 #endif 247 #ifdef CONFIG_LCD 248 pm9261_lcd_hw_init(); 249 #endif 250 return 0; 251 } 252 253 #ifdef CONFIG_DRIVER_DM9000 254 int board_eth_init(bd_t *bis) 255 { 256 return dm9000_initialize(bis); 257 } 258 #endif 259 260 int dram_init(void) 261 { 262 gd->bd->bi_dram[0].start = PHYS_SDRAM; 263 gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; 264 return 0; 265 } 266 267 #ifdef CONFIG_RESET_PHY_R 268 void reset_phy(void) 269 { 270 #ifdef CONFIG_DRIVER_DM9000 271 /* 272 * Initialize ethernet HW addr prior to starting Linux, 273 * needed for nfsroot 274 */ 275 eth_init(gd->bd); 276 #endif 277 } 278 #endif 279 280 #ifdef CONFIG_DISPLAY_BOARDINFO 281 int checkboard (void) 282 { 283 char buf[32]; 284 285 printf ("Board : Ronetix PM9261\n"); 286 printf ("Crystal frequency: %8s MHz\n", 287 strmhz(buf, get_main_clk_rate())); 288 printf ("CPU clock : %8s MHz\n", 289 strmhz(buf, get_cpu_clk_rate())); 290 printf ("Master clock : %8s MHz\n", 291 strmhz(buf, get_mck_clk_rate())); 292 293 return 0; 294 } 295 #endif 296