1 /* 2 * (C) Copyright 2007-2008 3 * Stelian Pop <stelian@popies.net> 4 * Lead Tech Design <www.leadtechdesign.com> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #include <common.h> 10 #include <debug_uart.h> 11 #include <linux/sizes.h> 12 #include <asm/arch/at91sam9263.h> 13 #include <asm/arch/at91sam9_smc.h> 14 #include <asm/arch/at91_common.h> 15 #include <asm/arch/at91_matrix.h> 16 #include <asm/arch/at91_pio.h> 17 #include <asm/arch/clk.h> 18 #include <asm/io.h> 19 #include <asm/arch/gpio.h> 20 #include <asm/arch/hardware.h> 21 #include <lcd.h> 22 #include <atmel_lcdc.h> 23 #include <asm/mach-types.h> 24 25 DECLARE_GLOBAL_DATA_PTR; 26 27 /* ------------------------------------------------------------------------- */ 28 /* 29 * Miscelaneous platform dependent initialisations 30 */ 31 32 #ifdef CONFIG_CMD_NAND 33 static void at91sam9263ek_nand_hw_init(void) 34 { 35 unsigned long csa; 36 at91_smc_t *smc = (at91_smc_t *) ATMEL_BASE_SMC0; 37 at91_matrix_t *matrix = (at91_matrix_t *) ATMEL_BASE_MATRIX; 38 39 /* Enable CS3 */ 40 csa = readl(&matrix->csa[0]) | AT91_MATRIX_CSA_EBI_CS3A; 41 writel(csa, &matrix->csa[0]); 42 43 /* Enable CS3 */ 44 45 /* Configure SMC CS3 for NAND/SmartMedia */ 46 writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) | 47 AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0), 48 &smc->cs[3].setup); 49 50 writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) | 51 AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3), 52 &smc->cs[3].pulse); 53 54 writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5), 55 &smc->cs[3].cycle); 56 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | 57 AT91_SMC_MODE_EXNW_DISABLE | 58 #ifdef CONFIG_SYS_NAND_DBW_16 59 AT91_SMC_MODE_DBW_16 | 60 #else /* CONFIG_SYS_NAND_DBW_8 */ 61 AT91_SMC_MODE_DBW_8 | 62 #endif 63 AT91_SMC_MODE_TDF_CYCLE(2), 64 &smc->cs[3].mode); 65 66 at91_periph_clk_enable(ATMEL_ID_PIOA); 67 at91_periph_clk_enable(ATMEL_ID_PIOCDE); 68 69 /* Configure RDY/BSY */ 70 at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1); 71 72 /* Enable NandFlash */ 73 at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); 74 } 75 #endif 76 77 #ifdef CONFIG_LCD 78 vidinfo_t panel_info = { 79 .vl_col = 240, 80 .vl_row = 320, 81 .vl_clk = 4965000, 82 .vl_sync = ATMEL_LCDC_INVLINE_INVERTED | 83 ATMEL_LCDC_INVFRAME_INVERTED, 84 .vl_bpix = 3, 85 .vl_tft = 1, 86 .vl_hsync_len = 5, 87 .vl_left_margin = 1, 88 .vl_right_margin = 33, 89 .vl_vsync_len = 1, 90 .vl_upper_margin = 1, 91 .vl_lower_margin = 0, 92 .mmio = ATMEL_BASE_LCDC, 93 }; 94 95 void lcd_enable(void) 96 { 97 at91_set_pio_value(AT91_PIO_PORTA, 30, 1); /* power up */ 98 } 99 100 void lcd_disable(void) 101 { 102 at91_set_pio_value(AT91_PIO_PORTA, 30, 0); /* power down */ 103 } 104 105 static void at91sam9263ek_lcd_hw_init(void) 106 { 107 at91_set_a_periph(AT91_PIO_PORTC, 1, 0); /* LCDHSYNC */ 108 at91_set_a_periph(AT91_PIO_PORTC, 2, 0); /* LCDDOTCK */ 109 at91_set_a_periph(AT91_PIO_PORTC, 3, 0); /* LCDDEN */ 110 at91_set_b_periph(AT91_PIO_PORTB, 9, 0); /* LCDCC */ 111 at91_set_a_periph(AT91_PIO_PORTC, 6, 0); /* LCDD2 */ 112 at91_set_a_periph(AT91_PIO_PORTC, 7, 0); /* LCDD3 */ 113 at91_set_a_periph(AT91_PIO_PORTC, 8, 0); /* LCDD4 */ 114 at91_set_a_periph(AT91_PIO_PORTC, 9, 0); /* LCDD5 */ 115 at91_set_a_periph(AT91_PIO_PORTC, 10, 0); /* LCDD6 */ 116 at91_set_a_periph(AT91_PIO_PORTC, 11, 0); /* LCDD7 */ 117 at91_set_a_periph(AT91_PIO_PORTC, 14, 0); /* LCDD10 */ 118 at91_set_a_periph(AT91_PIO_PORTC, 15, 0); /* LCDD11 */ 119 at91_set_a_periph(AT91_PIO_PORTC, 16, 0); /* LCDD12 */ 120 at91_set_b_periph(AT91_PIO_PORTC, 12, 0); /* LCDD13 */ 121 at91_set_a_periph(AT91_PIO_PORTC, 18, 0); /* LCDD14 */ 122 at91_set_a_periph(AT91_PIO_PORTC, 19, 0); /* LCDD15 */ 123 at91_set_a_periph(AT91_PIO_PORTC, 22, 0); /* LCDD18 */ 124 at91_set_a_periph(AT91_PIO_PORTC, 23, 0); /* LCDD19 */ 125 at91_set_a_periph(AT91_PIO_PORTC, 24, 0); /* LCDD20 */ 126 at91_set_b_periph(AT91_PIO_PORTC, 17, 0); /* LCDD21 */ 127 at91_set_a_periph(AT91_PIO_PORTC, 26, 0); /* LCDD22 */ 128 at91_set_a_periph(AT91_PIO_PORTC, 27, 0); /* LCDD23 */ 129 130 at91_periph_clk_enable(ATMEL_ID_LCDC); 131 gd->fb_base = ATMEL_BASE_SRAM0; 132 } 133 134 #ifdef CONFIG_LCD_INFO 135 #include <nand.h> 136 #include <version.h> 137 138 #ifdef CONFIG_MTD_NOR_FLASH 139 extern flash_info_t flash_info[]; 140 #endif 141 142 void lcd_show_board_info(void) 143 { 144 ulong dram_size, nand_size; 145 #ifdef CONFIG_MTD_NOR_FLASH 146 ulong flash_size; 147 #endif 148 int i; 149 char temp[32]; 150 151 lcd_printf ("%s\n", U_BOOT_VERSION); 152 lcd_printf ("(C) 2008 ATMEL Corp\n"); 153 lcd_printf ("at91support@atmel.com\n"); 154 lcd_printf ("%s CPU at %s MHz\n", 155 ATMEL_CPU_NAME, 156 strmhz(temp, get_cpu_clk_rate())); 157 158 dram_size = 0; 159 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) 160 dram_size += gd->bd->bi_dram[i].size; 161 nand_size = 0; 162 for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) 163 nand_size += get_nand_dev_by_index(i)->size; 164 #ifdef CONFIG_MTD_NOR_FLASH 165 flash_size = 0; 166 for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) 167 flash_size += flash_info[i].size; 168 #endif 169 lcd_printf (" %ld MB SDRAM, %ld MB NAND", 170 dram_size >> 20, 171 nand_size >> 20 ); 172 #ifdef CONFIG_MTD_NOR_FLASH 173 lcd_printf (",\n %ld MB NOR", 174 flash_size >> 20); 175 #endif 176 lcd_puts ("\n"); 177 } 178 #endif /* CONFIG_LCD_INFO */ 179 #endif 180 181 #ifdef CONFIG_DEBUG_UART_BOARD_INIT 182 void board_debug_uart_init(void) 183 { 184 at91_seriald_hw_init(); 185 } 186 #endif 187 188 #ifdef CONFIG_BOARD_EARLY_INIT_F 189 int board_early_init_f(void) 190 { 191 #ifdef CONFIG_DEBUG_UART 192 debug_uart_init(); 193 #endif 194 return 0; 195 } 196 #endif 197 198 int board_init(void) 199 { 200 /* arch number of AT91SAM9263EK-Board */ 201 gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9263EK; 202 /* adress of boot parameters */ 203 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; 204 205 #ifdef CONFIG_CMD_NAND 206 at91sam9263ek_nand_hw_init(); 207 #endif 208 #ifdef CONFIG_HAS_DATAFLASH 209 at91_set_pio_output(AT91_PIO_PORTE, 20, 1); /* select spi0 clock */ 210 at91_spi0_hw_init(1 << 0); 211 #endif 212 #ifdef CONFIG_USB_OHCI_NEW 213 at91_uhp_hw_init(); 214 #endif 215 #ifdef CONFIG_LCD 216 at91sam9263ek_lcd_hw_init(); 217 #endif 218 return 0; 219 } 220 221 int dram_init(void) 222 { 223 gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE, 224 CONFIG_SYS_SDRAM_SIZE); 225 226 return 0; 227 } 228 229 #ifdef CONFIG_RESET_PHY_R 230 void reset_phy(void) 231 { 232 } 233 #endif 234