board/atmel/at91sam9263ek/at91sam9263ek.c

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