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 <linux/sizes.h> 11 #include <asm/arch/at91sam9263.h> 12 #include <asm/arch/at91sam9_smc.h> 13 #include <asm/arch/at91_common.h> 14 #include <asm/arch/at91_matrix.h> 15 #include <asm/arch/at91_pio.h> 16 #include <asm/arch/clk.h> 17 #include <asm/io.h> 18 #include <asm/arch/gpio.h> 19 #include <asm/arch/hardware.h> 20 #include <lcd.h> 21 #include <atmel_lcdc.h> 22 #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB) 23 #include <net.h> 24 #endif 25 #include <netdev.h> 26 #include <atmel_mci.h> 27 28 DECLARE_GLOBAL_DATA_PTR; 29 30 /* ------------------------------------------------------------------------- */ 31 /* 32 * Miscelaneous platform dependent initialisations 33 */ 34 35 #ifdef CONFIG_CMD_NAND 36 static void at91sam9263ek_nand_hw_init(void) 37 { 38 unsigned long csa; 39 at91_smc_t *smc = (at91_smc_t *) ATMEL_BASE_SMC0; 40 at91_matrix_t *matrix = (at91_matrix_t *) ATMEL_BASE_MATRIX; 41 42 /* Enable CS3 */ 43 csa = readl(&matrix->csa[0]) | AT91_MATRIX_CSA_EBI_CS3A; 44 writel(csa, &matrix->csa[0]); 45 46 /* Enable CS3 */ 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 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | 60 AT91_SMC_MODE_EXNW_DISABLE | 61 #ifdef CONFIG_SYS_NAND_DBW_16 62 AT91_SMC_MODE_DBW_16 | 63 #else /* CONFIG_SYS_NAND_DBW_8 */ 64 AT91_SMC_MODE_DBW_8 | 65 #endif 66 AT91_SMC_MODE_TDF_CYCLE(2), 67 &smc->cs[3].mode); 68 69 at91_periph_clk_enable(ATMEL_ID_PIOA); 70 at91_periph_clk_enable(ATMEL_ID_PIOCDE); 71 72 /* Configure RDY/BSY */ 73 at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1); 74 75 /* Enable NandFlash */ 76 at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); 77 } 78 #endif 79 80 #ifdef CONFIG_MACB 81 static void at91sam9263ek_macb_hw_init(void) 82 { 83 at91_pio_t *pio = (at91_pio_t *) ATMEL_BASE_PIO; 84 85 at91_periph_clk_enable(ATMEL_ID_EMAC); 86 87 /* 88 * Disable pull-up on: 89 * RXDV (PC25) => PHY normal mode (not Test mode) 90 * ERX0 (PE25) => PHY ADDR0 91 * ERX1 (PE26) => PHY ADDR1 => PHYADDR = 0x0 92 * 93 * PHY has internal pull-down 94 */ 95 writel(1 << 25, &pio->pioc.pudr); 96 writel((1 << 25) | (1 <<26), &pio->pioe.pudr); 97 98 at91_phy_reset(); 99 100 /* Re-enable pull-up */ 101 writel(1 << 25, &pio->pioc.puer); 102 writel((1 << 25) | (1 <<26), &pio->pioe.puer); 103 104 at91_macb_hw_init(); 105 } 106 #endif 107 108 #ifdef CONFIG_LCD 109 vidinfo_t panel_info = { 110 .vl_col = 240, 111 .vl_row = 320, 112 .vl_clk = 4965000, 113 .vl_sync = ATMEL_LCDC_INVLINE_INVERTED | 114 ATMEL_LCDC_INVFRAME_INVERTED, 115 .vl_bpix = 3, 116 .vl_tft = 1, 117 .vl_hsync_len = 5, 118 .vl_left_margin = 1, 119 .vl_right_margin = 33, 120 .vl_vsync_len = 1, 121 .vl_upper_margin = 1, 122 .vl_lower_margin = 0, 123 .mmio = ATMEL_BASE_LCDC, 124 }; 125 126 void lcd_enable(void) 127 { 128 at91_set_pio_value(AT91_PIO_PORTA, 30, 1); /* power up */ 129 } 130 131 void lcd_disable(void) 132 { 133 at91_set_pio_value(AT91_PIO_PORTA, 30, 0); /* power down */ 134 } 135 136 static void at91sam9263ek_lcd_hw_init(void) 137 { 138 at91_set_a_periph(AT91_PIO_PORTC, 1, 0); /* LCDHSYNC */ 139 at91_set_a_periph(AT91_PIO_PORTC, 2, 0); /* LCDDOTCK */ 140 at91_set_a_periph(AT91_PIO_PORTC, 3, 0); /* LCDDEN */ 141 at91_set_b_periph(AT91_PIO_PORTB, 9, 0); /* LCDCC */ 142 at91_set_a_periph(AT91_PIO_PORTC, 6, 0); /* LCDD2 */ 143 at91_set_a_periph(AT91_PIO_PORTC, 7, 0); /* LCDD3 */ 144 at91_set_a_periph(AT91_PIO_PORTC, 8, 0); /* LCDD4 */ 145 at91_set_a_periph(AT91_PIO_PORTC, 9, 0); /* LCDD5 */ 146 at91_set_a_periph(AT91_PIO_PORTC, 10, 0); /* LCDD6 */ 147 at91_set_a_periph(AT91_PIO_PORTC, 11, 0); /* LCDD7 */ 148 at91_set_a_periph(AT91_PIO_PORTC, 14, 0); /* LCDD10 */ 149 at91_set_a_periph(AT91_PIO_PORTC, 15, 0); /* LCDD11 */ 150 at91_set_a_periph(AT91_PIO_PORTC, 16, 0); /* LCDD12 */ 151 at91_set_b_periph(AT91_PIO_PORTC, 12, 0); /* LCDD13 */ 152 at91_set_a_periph(AT91_PIO_PORTC, 18, 0); /* LCDD14 */ 153 at91_set_a_periph(AT91_PIO_PORTC, 19, 0); /* LCDD15 */ 154 at91_set_a_periph(AT91_PIO_PORTC, 22, 0); /* LCDD18 */ 155 at91_set_a_periph(AT91_PIO_PORTC, 23, 0); /* LCDD19 */ 156 at91_set_a_periph(AT91_PIO_PORTC, 24, 0); /* LCDD20 */ 157 at91_set_b_periph(AT91_PIO_PORTC, 17, 0); /* LCDD21 */ 158 at91_set_a_periph(AT91_PIO_PORTC, 26, 0); /* LCDD22 */ 159 at91_set_a_periph(AT91_PIO_PORTC, 27, 0); /* LCDD23 */ 160 161 at91_periph_clk_enable(ATMEL_ID_LCDC); 162 gd->fb_base = ATMEL_BASE_SRAM0; 163 } 164 165 #ifdef CONFIG_LCD_INFO 166 #include <nand.h> 167 #include <version.h> 168 169 #ifndef CONFIG_SYS_NO_FLASH 170 extern flash_info_t flash_info[]; 171 #endif 172 173 void lcd_show_board_info(void) 174 { 175 ulong dram_size, nand_size; 176 #ifndef CONFIG_SYS_NO_FLASH 177 ulong flash_size; 178 #endif 179 int i; 180 char temp[32]; 181 182 lcd_printf ("%s\n", U_BOOT_VERSION); 183 lcd_printf ("(C) 2008 ATMEL Corp\n"); 184 lcd_printf ("at91support@atmel.com\n"); 185 lcd_printf ("%s CPU at %s MHz\n", 186 ATMEL_CPU_NAME, 187 strmhz(temp, get_cpu_clk_rate())); 188 189 dram_size = 0; 190 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) 191 dram_size += gd->bd->bi_dram[i].size; 192 nand_size = 0; 193 for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) 194 nand_size += nand_info[i].size; 195 #ifndef CONFIG_SYS_NO_FLASH 196 flash_size = 0; 197 for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) 198 flash_size += flash_info[i].size; 199 #endif 200 lcd_printf (" %ld MB SDRAM, %ld MB NAND", 201 dram_size >> 20, 202 nand_size >> 20 ); 203 #ifndef CONFIG_SYS_NO_FLASH 204 lcd_printf (",\n %ld MB NOR", 205 flash_size >> 20); 206 #endif 207 lcd_puts ("\n"); 208 } 209 #endif /* CONFIG_LCD_INFO */ 210 #endif 211 212 #ifdef CONFIG_GENERIC_ATMEL_MCI 213 int board_mmc_init(bd_t *bd) 214 { 215 at91_mci_hw_init(); 216 217 return atmel_mci_init((void *)ATMEL_BASE_MCI1); 218 } 219 #endif 220 221 int board_early_init_f(void) 222 { 223 at91_periph_clk_enable(ATMEL_ID_PIOA); 224 at91_periph_clk_enable(ATMEL_ID_PIOB); 225 at91_periph_clk_enable(ATMEL_ID_PIOCDE); 226 227 at91_seriald_hw_init(); 228 return 0; 229 } 230 231 int board_init(void) 232 { 233 /* arch number of AT91SAM9263EK-Board */ 234 gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9263EK; 235 /* adress of boot parameters */ 236 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; 237 238 #ifdef CONFIG_CMD_NAND 239 at91sam9263ek_nand_hw_init(); 240 #endif 241 #ifdef CONFIG_HAS_DATAFLASH 242 at91_set_pio_output(AT91_PIO_PORTE, 20, 1); /* select spi0 clock */ 243 at91_spi0_hw_init(1 << 0); 244 #endif 245 #ifdef CONFIG_MACB 246 at91sam9263ek_macb_hw_init(); 247 #endif 248 #ifdef CONFIG_USB_OHCI_NEW 249 at91_uhp_hw_init(); 250 #endif 251 #ifdef CONFIG_LCD 252 at91sam9263ek_lcd_hw_init(); 253 #endif 254 return 0; 255 } 256 257 int dram_init(void) 258 { 259 gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE, 260 CONFIG_SYS_SDRAM_SIZE); 261 262 return 0; 263 } 264 265 #ifdef CONFIG_RESET_PHY_R 266 void reset_phy(void) 267 { 268 } 269 #endif 270 271 int board_eth_init(bd_t *bis) 272 { 273 int rc = 0; 274 #ifdef CONFIG_MACB 275 rc = macb_eth_initialize(0, (void *) ATMEL_BASE_EMAC, 0x00); 276 #endif 277 return rc; 278 } 279