1 /* 2 * (C) Copyright 2007-2008 3 * Stelian Pop <stelian.pop@leadtechdesign.com> 4 * Lead Tech Design <www.leadtechdesign.com> 5 * 6 * See file CREDITS for list of people who contributed to this 7 * project. 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License as 11 * published by the Free Software Foundation; either version 2 of 12 * the License, or (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 22 * MA 02111-1307 USA 23 */ 24 25 #include <common.h> 26 #include <asm/arch/at91sam9rl.h> 27 #include <asm/arch/at91sam9rl_matrix.h> 28 #include <asm/arch/at91sam9_smc.h> 29 #include <asm/arch/at91_common.h> 30 #include <asm/arch/at91_pmc.h> 31 #include <asm/arch/at91_rstc.h> 32 #include <asm/arch/clk.h> 33 #include <asm/arch/gpio.h> 34 #include <asm/arch/io.h> 35 #include <lcd.h> 36 #include <atmel_lcdc.h> 37 #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB) 38 #include <net.h> 39 #endif 40 41 DECLARE_GLOBAL_DATA_PTR; 42 43 /* ------------------------------------------------------------------------- */ 44 /* 45 * Miscelaneous platform dependent initialisations 46 */ 47 48 #ifdef CONFIG_CMD_NAND 49 static void at91sam9rlek_nand_hw_init(void) 50 { 51 unsigned long csa; 52 53 /* Enable CS3 */ 54 csa = at91_sys_read(AT91_MATRIX_EBICSA); 55 at91_sys_write(AT91_MATRIX_EBICSA, 56 csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA); 57 58 /* Configure SMC CS3 for NAND/SmartMedia */ 59 at91_sys_write(AT91_SMC_SETUP(3), 60 AT91_SMC_NWESETUP_(1) | AT91_SMC_NCS_WRSETUP_(0) | 61 AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(0)); 62 at91_sys_write(AT91_SMC_PULSE(3), 63 AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) | 64 AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3)); 65 at91_sys_write(AT91_SMC_CYCLE(3), 66 AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5)); 67 at91_sys_write(AT91_SMC_MODE(3), 68 AT91_SMC_READMODE | AT91_SMC_WRITEMODE | 69 AT91_SMC_EXNWMODE_DISABLE | 70 #ifdef CONFIG_SYS_NAND_DBW_16 71 AT91_SMC_DBW_16 | 72 #else /* CONFIG_SYS_NAND_DBW_8 */ 73 AT91_SMC_DBW_8 | 74 #endif 75 AT91_SMC_TDF_(2)); 76 77 at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_PIOD); 78 79 /* Configure RDY/BSY */ 80 at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1); 81 82 /* Enable NandFlash */ 83 at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); 84 85 at91_set_A_periph(AT91_PIN_PB4, 0); /* NANDOE */ 86 at91_set_A_periph(AT91_PIN_PB5, 0); /* NANDWE */ 87 } 88 #endif 89 90 #ifdef CONFIG_LCD 91 vidinfo_t panel_info = { 92 vl_col: 240, 93 vl_row: 320, 94 vl_clk: 4965000, 95 vl_sync: ATMEL_LCDC_INVLINE_INVERTED | 96 ATMEL_LCDC_INVFRAME_INVERTED, 97 vl_bpix: 3, 98 vl_tft: 1, 99 vl_hsync_len: 5, 100 vl_left_margin: 1, 101 vl_right_margin:33, 102 vl_vsync_len: 1, 103 vl_upper_margin:1, 104 vl_lower_margin:0, 105 mmio: AT91SAM9RL_LCDC_BASE, 106 }; 107 108 void lcd_enable(void) 109 { 110 at91_set_gpio_value(AT91_PIN_PA30, 0); /* power up */ 111 } 112 113 void lcd_disable(void) 114 { 115 at91_set_gpio_value(AT91_PIN_PA30, 1); /* power down */ 116 } 117 static void at91sam9rlek_lcd_hw_init(void) 118 { 119 at91_set_B_periph(AT91_PIN_PC1, 0); /* LCDPWR */ 120 at91_set_A_periph(AT91_PIN_PC5, 0); /* LCDHSYNC */ 121 at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDDOTCK */ 122 at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDDEN */ 123 at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDCC */ 124 at91_set_B_periph(AT91_PIN_PC9, 0); /* LCDD3 */ 125 at91_set_B_periph(AT91_PIN_PC10, 0); /* LCDD4 */ 126 at91_set_B_periph(AT91_PIN_PC11, 0); /* LCDD5 */ 127 at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD6 */ 128 at91_set_B_periph(AT91_PIN_PC13, 0); /* LCDD7 */ 129 at91_set_B_periph(AT91_PIN_PC15, 0); /* LCDD11 */ 130 at91_set_B_periph(AT91_PIN_PC16, 0); /* LCDD12 */ 131 at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD13 */ 132 at91_set_B_periph(AT91_PIN_PC18, 0); /* LCDD14 */ 133 at91_set_B_periph(AT91_PIN_PC19, 0); /* LCDD15 */ 134 at91_set_B_periph(AT91_PIN_PC20, 0); /* LCDD18 */ 135 at91_set_B_periph(AT91_PIN_PC21, 0); /* LCDD19 */ 136 at91_set_B_periph(AT91_PIN_PC22, 0); /* LCDD20 */ 137 at91_set_B_periph(AT91_PIN_PC23, 0); /* LCDD21 */ 138 at91_set_B_periph(AT91_PIN_PC24, 0); /* LCDD22 */ 139 at91_set_B_periph(AT91_PIN_PC25, 0); /* LCDD23 */ 140 141 at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_LCDC); 142 143 gd->fb_base = 0; 144 } 145 146 #ifdef CONFIG_LCD_INFO 147 #include <nand.h> 148 #include <version.h> 149 150 void lcd_show_board_info(void) 151 { 152 ulong dram_size, nand_size; 153 int i; 154 char temp[32]; 155 156 lcd_printf ("%s\n", U_BOOT_VERSION); 157 lcd_printf ("(C) 2008 ATMEL Corp\n"); 158 lcd_printf ("at91support@atmel.com\n"); 159 lcd_printf ("%s CPU at %s MHz\n", 160 AT91_CPU_NAME, 161 strmhz(temp, get_cpu_clk_rate())); 162 163 dram_size = 0; 164 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) 165 dram_size += gd->bd->bi_dram[i].size; 166 nand_size = 0; 167 for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) 168 nand_size += nand_info[i].size; 169 lcd_printf (" %ld MB SDRAM, %ld MB NAND\n", 170 dram_size >> 20, 171 nand_size >> 20 ); 172 } 173 #endif /* CONFIG_LCD_INFO */ 174 #endif 175 176 177 int board_init(void) 178 { 179 /* Enable Ctrlc */ 180 console_init_f(); 181 182 /* arch number of AT91SAM9RLEK-Board */ 183 gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9RLEK; 184 /* adress of boot parameters */ 185 gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; 186 187 at91_serial_hw_init(); 188 #ifdef CONFIG_CMD_NAND 189 at91sam9rlek_nand_hw_init(); 190 #endif 191 #ifdef CONFIG_HAS_DATAFLASH 192 at91_spi0_hw_init(1 << 0); 193 #endif 194 #ifdef CONFIG_LCD 195 at91sam9rlek_lcd_hw_init(); 196 #endif 197 return 0; 198 } 199 200 int dram_init(void) 201 { 202 gd->bd->bi_dram[0].start = PHYS_SDRAM; 203 gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; 204 return 0; 205 } 206