1 /* 2 * (C) Copyright 2007-2008 3 * Stelian Pop <stelian@popies.net> 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 * SPDX-License-Identifier: GPL-2.0+ 9 */ 10 11 #include <common.h> 12 #include <linux/sizes.h> 13 #include <asm/io.h> 14 #include <asm/gpio.h> 15 #include <asm/arch/at91sam9_smc.h> 16 #include <asm/arch/at91_common.h> 17 #include <asm/arch/at91_rstc.h> 18 #include <asm/arch/at91_matrix.h> 19 #include <asm/arch/clk.h> 20 #include <asm/arch/gpio.h> 21 22 #include <lcd.h> 23 #include <atmel_lcdc.h> 24 #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_DRIVER_DM9000) 25 #include <net.h> 26 #endif 27 #include <netdev.h> 28 #include <asm/mach-types.h> 29 30 DECLARE_GLOBAL_DATA_PTR; 31 32 /* ------------------------------------------------------------------------- */ 33 /* 34 * Miscelaneous platform dependent initialisations 35 */ 36 37 #ifdef CONFIG_CMD_NAND 38 static void pm9261_nand_hw_init(void) 39 { 40 unsigned long csa; 41 struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC; 42 struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX; 43 44 /* Enable CS3 */ 45 csa = readl(&matrix->csa) | AT91_MATRIX_CSA_EBI_CS3A; 46 writel(csa, &matrix->csa); 47 48 /* Configure SMC CS3 for NAND/SmartMedia */ 49 writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) | 50 AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0), 51 &smc->cs[3].setup); 52 53 writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) | 54 AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3), 55 &smc->cs[3].pulse); 56 57 writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5), 58 &smc->cs[3].cycle); 59 60 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | 61 AT91_SMC_MODE_EXNW_DISABLE | 62 #ifdef CONFIG_SYS_NAND_DBW_16 63 AT91_SMC_MODE_DBW_16 | 64 #else /* CONFIG_SYS_NAND_DBW_8 */ 65 AT91_SMC_MODE_DBW_8 | 66 #endif 67 AT91_SMC_MODE_TDF_CYCLE(2), 68 &smc->cs[3].mode); 69 70 at91_periph_clk_enable(ATMEL_ID_PIOA); 71 at91_periph_clk_enable(ATMEL_ID_PIOC); 72 73 /* Configure RDY/BSY */ 74 gpio_direction_input(CONFIG_SYS_NAND_READY_PIN); 75 76 /* Enable NandFlash */ 77 gpio_direction_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); 78 79 at91_set_a_periph(AT91_PIO_PORTC, 0, 0); /* NANDOE */ 80 at91_set_a_periph(AT91_PIO_PORTC, 1, 0); /* NANDWE */ 81 } 82 #endif 83 84 85 #ifdef CONFIG_DRIVER_DM9000 86 static void pm9261_dm9000_hw_init(void) 87 { 88 struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC; 89 90 /* Configure SMC CS2 for DM9000 */ 91 writel(AT91_SMC_SETUP_NWE(2) | AT91_SMC_SETUP_NCS_WR(0) | 92 AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(0), 93 &smc->cs[2].setup); 94 95 writel(AT91_SMC_PULSE_NWE(4) | AT91_SMC_PULSE_NCS_WR(8) | 96 AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(8), 97 &smc->cs[2].pulse); 98 99 writel(AT91_SMC_CYCLE_NWE(16) | AT91_SMC_CYCLE_NRD(16), 100 &smc->cs[2].cycle); 101 102 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | 103 AT91_SMC_MODE_EXNW_DISABLE | 104 AT91_SMC_MODE_BAT | AT91_SMC_MODE_DBW_16 | 105 AT91_SMC_MODE_TDF_CYCLE(1), 106 &smc->cs[2].mode); 107 108 /* Configure Interrupt pin as input, no pull-up */ 109 at91_periph_clk_enable(ATMEL_ID_PIOA); 110 at91_set_pio_input(AT91_PIO_PORTA, 24, 0); 111 } 112 #endif 113 114 #ifdef CONFIG_LCD 115 vidinfo_t panel_info = { 116 .vl_col = 240, 117 .vl_row = 320, 118 .vl_clk = 4965000, 119 .vl_sync = ATMEL_LCDC_INVLINE_INVERTED | 120 ATMEL_LCDC_INVFRAME_INVERTED, 121 .vl_bpix = 3, 122 .vl_tft = 1, 123 .vl_hsync_len = 5, 124 .vl_left_margin = 1, 125 .vl_right_margin = 33, 126 .vl_vsync_len = 1, 127 .vl_upper_margin = 1, 128 .vl_lower_margin = 0, 129 .mmio = ATMEL_BASE_LCDC, 130 }; 131 132 void lcd_enable(void) 133 { 134 at91_set_pio_value(AT91_PIO_PORTA, 22, 0); /* power up */ 135 } 136 137 void lcd_disable(void) 138 { 139 at91_set_pio_value(AT91_PIO_PORTA, 22, 1); /* power down */ 140 } 141 142 static void pm9261_lcd_hw_init(void) 143 { 144 at91_set_a_periph(AT91_PIO_PORTB, 1, 0); /* LCDHSYNC */ 145 at91_set_a_periph(AT91_PIO_PORTB, 2, 0); /* LCDDOTCK */ 146 at91_set_a_periph(AT91_PIO_PORTB, 3, 0); /* LCDDEN */ 147 at91_set_a_periph(AT91_PIO_PORTB, 4, 0); /* LCDCC */ 148 at91_set_a_periph(AT91_PIO_PORTB, 7, 0); /* LCDD2 */ 149 at91_set_a_periph(AT91_PIO_PORTB, 8, 0); /* LCDD3 */ 150 at91_set_a_periph(AT91_PIO_PORTB, 9, 0); /* LCDD4 */ 151 at91_set_a_periph(AT91_PIO_PORTB, 10, 0); /* LCDD5 */ 152 at91_set_a_periph(AT91_PIO_PORTB, 11, 0); /* LCDD6 */ 153 at91_set_a_periph(AT91_PIO_PORTB, 12, 0); /* LCDD7 */ 154 at91_set_a_periph(AT91_PIO_PORTB, 15, 0); /* LCDD10 */ 155 at91_set_a_periph(AT91_PIO_PORTB, 16, 0); /* LCDD11 */ 156 at91_set_a_periph(AT91_PIO_PORTB, 17, 0); /* LCDD12 */ 157 at91_set_a_periph(AT91_PIO_PORTB, 18, 0); /* LCDD13 */ 158 at91_set_a_periph(AT91_PIO_PORTB, 19, 0); /* LCDD14 */ 159 at91_set_a_periph(AT91_PIO_PORTB, 20, 0); /* LCDD15 */ 160 at91_set_b_periph(AT91_PIO_PORTB, 23, 0); /* LCDD18 */ 161 at91_set_b_periph(AT91_PIO_PORTB, 24, 0); /* LCDD19 */ 162 at91_set_b_periph(AT91_PIO_PORTB, 25, 0); /* LCDD20 */ 163 at91_set_b_periph(AT91_PIO_PORTB, 26, 0); /* LCDD21 */ 164 at91_set_b_periph(AT91_PIO_PORTB, 27, 0); /* LCDD22 */ 165 at91_set_b_periph(AT91_PIO_PORTB, 28, 0); /* LCDD23 */ 166 167 at91_system_clk_enable(AT91_PMC_HCK1); 168 169 gd->fb_base = ATMEL_BASE_SRAM; 170 } 171 172 #ifdef CONFIG_LCD_INFO 173 #include <nand.h> 174 #include <version.h> 175 176 extern flash_info_t flash_info[]; 177 178 void lcd_show_board_info(void) 179 { 180 ulong dram_size, nand_size, flash_size; 181 int i; 182 char temp[32]; 183 184 lcd_printf ("%s\n", U_BOOT_VERSION); 185 lcd_printf ("(C) 2009 Ronetix GmbH\n"); 186 lcd_printf ("support@ronetix.at\n"); 187 lcd_printf ("%s CPU at %s MHz", 188 CONFIG_SYS_AT91_CPU_NAME, 189 strmhz(temp, get_cpu_clk_rate())); 190 191 dram_size = 0; 192 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) 193 dram_size += gd->bd->bi_dram[i].size; 194 195 nand_size = 0; 196 for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) 197 nand_size += get_nand_dev_by_index(i)->size; 198 199 flash_size = 0; 200 for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) 201 flash_size += flash_info[i].size; 202 203 lcd_printf ("%ld MB SDRAM, %ld MB NAND\n%ld MB NOR Flash\n" 204 "%ld MB DataFlash\n", 205 dram_size >> 20, 206 nand_size >> 20, 207 flash_size >> 20); 208 } 209 #endif /* CONFIG_LCD_INFO */ 210 211 #endif /* CONFIG_LCD */ 212 213 int board_early_init_f(void) 214 { 215 return 0; 216 } 217 218 int board_init(void) 219 { 220 /* arch number of PM9261-Board */ 221 gd->bd->bi_arch_number = MACH_TYPE_PM9261; 222 223 /* adress of boot parameters */ 224 gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; 225 226 #ifdef CONFIG_CMD_NAND 227 pm9261_nand_hw_init(); 228 #endif 229 #ifdef CONFIG_DRIVER_DM9000 230 pm9261_dm9000_hw_init(); 231 #endif 232 #ifdef CONFIG_LCD 233 pm9261_lcd_hw_init(); 234 #endif 235 return 0; 236 } 237 238 #ifdef CONFIG_DRIVER_DM9000 239 int board_eth_init(bd_t *bis) 240 { 241 return dm9000_initialize(bis); 242 } 243 #endif 244 245 int dram_init(void) 246 { 247 /* dram_init must store complete ramsize in gd->ram_size */ 248 gd->ram_size = get_ram_size((void *)PHYS_SDRAM, 249 PHYS_SDRAM_SIZE); 250 return 0; 251 } 252 253 int dram_init_banksize(void) 254 { 255 gd->bd->bi_dram[0].start = PHYS_SDRAM; 256 gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; 257 258 return 0; 259 } 260 261 #ifdef CONFIG_RESET_PHY_R 262 void reset_phy(void) 263 { 264 #ifdef CONFIG_DRIVER_DM9000 265 /* 266 * Initialize ethernet HW addr prior to starting Linux, 267 * needed for nfsroot 268 */ 269 eth_init(); 270 #endif 271 } 272 #endif 273 274 #ifdef CONFIG_DISPLAY_BOARDINFO 275 int checkboard (void) 276 { 277 char buf[32]; 278 279 printf ("Board : Ronetix PM9261\n"); 280 printf ("Crystal frequency: %8s MHz\n", 281 strmhz(buf, get_main_clk_rate())); 282 printf ("CPU clock : %8s MHz\n", 283 strmhz(buf, get_cpu_clk_rate())); 284 printf ("Master clock : %8s MHz\n", 285 strmhz(buf, get_mck_clk_rate())); 286 287 return 0; 288 } 289 #endif 290