Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2006 Atmel Corporation |
| 3 | * |
| 4 | * See file CREDITS for list of people who contributed to this |
| 5 | * project. |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License as |
| 9 | * published by the Free Software Foundation; either version 2 of |
| 10 | * the License, or (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 20 | * MA 02111-1307 USA |
| 21 | */ |
| 22 | #include <common.h> |
Ben Warren | 2f2b6b6 | 2008-08-31 22:22:04 -0700 | [diff] [blame] | 23 | #include <netdev.h> |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 24 | |
| 25 | #include <asm/io.h> |
| 26 | #include <asm/sdram.h> |
| 27 | #include <asm/arch/clk.h> |
| 28 | #include <asm/arch/gpio.h> |
| 29 | #include <asm/arch/hmatrix.h> |
Haavard Skinnemoen | 610b362 | 2008-08-29 21:09:49 +0200 | [diff] [blame] | 30 | #include <asm/arch/portmux.h> |
Mark Jackson | 468d94d | 2009-07-21 11:35:22 +0100 | [diff] [blame] | 31 | #include <atmel_lcdc.h> |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 32 | #include <lcd.h> |
| 33 | |
Mark Jackson | 7daef80 | 2009-02-13 15:48:18 +0000 | [diff] [blame] | 34 | #include "../../../cpu/at32ap/hsmc3.h" |
| 35 | |
Mark Jackson | 468d94d | 2009-07-21 11:35:22 +0100 | [diff] [blame] | 36 | #if defined(CONFIG_LCD) |
| 37 | /* 480x272x16 @ 72 Hz */ |
| 38 | vidinfo_t panel_info = { |
Anatolij Gustschin | 4f0ff6e | 2009-07-26 11:04:59 +0200 | [diff] [blame] | 39 | .vl_col = 480, /* Number of columns */ |
| 40 | .vl_row = 272, /* Number of rows */ |
| 41 | .vl_clk = 10000000, /* pixel clock in ps */ |
Mark Jackson | 468d94d | 2009-07-21 11:35:22 +0100 | [diff] [blame] | 42 | .vl_sync = ATMEL_LCDC_INVCLK_INVERTED | |
| 43 | ATMEL_LCDC_INVLINE_INVERTED | |
| 44 | ATMEL_LCDC_INVFRAME_INVERTED, |
Anatolij Gustschin | 4f0ff6e | 2009-07-26 11:04:59 +0200 | [diff] [blame] | 45 | .vl_bpix = LCD_COLOR16, /* Bits per pixel, BPP = 2^n */ |
| 46 | .vl_tft = 1, /* 0 = passive, 1 = TFT */ |
| 47 | .vl_hsync_len = 42, /* Length of horizontal sync */ |
| 48 | .vl_left_margin = 1, /* Time from sync to picture */ |
| 49 | .vl_right_margin = 1, /* Time from picture to sync */ |
| 50 | .vl_vsync_len = 1, /* Length of vertical sync */ |
| 51 | .vl_upper_margin = 12, /* Time from sync to picture */ |
| 52 | .vl_lower_margin = 1, /* Time from picture to sync */ |
| 53 | .mmio = LCDC_BASE, /* Memory mapped registers */ |
Mark Jackson | 468d94d | 2009-07-21 11:35:22 +0100 | [diff] [blame] | 54 | }; |
| 55 | |
| 56 | void lcd_enable(void) |
| 57 | { |
| 58 | } |
| 59 | |
| 60 | void lcd_disable(void) |
| 61 | { |
| 62 | } |
| 63 | #endif |
| 64 | |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 65 | DECLARE_GLOBAL_DATA_PTR; |
| 66 | |
| 67 | static const struct sdram_config sdram_config = { |
| 68 | .data_bits = SDRAM_DATA_16BIT, |
| 69 | .row_bits = 13, |
| 70 | .col_bits = 9, |
| 71 | .bank_bits = 2, |
| 72 | .cas = 3, |
| 73 | .twr = 2, |
| 74 | .trc = 6, |
| 75 | .trp = 2, |
| 76 | .trcd = 2, |
| 77 | .tras = 6, |
| 78 | .txsr = 6, |
| 79 | /* 15.6 us */ |
| 80 | .refresh_period = (156 * (SDRAMC_BUS_HZ / 1000)) / 10000, |
| 81 | }; |
| 82 | |
| 83 | int board_early_init_f(void) |
| 84 | { |
| 85 | /* Enable SDRAM in the EBI mux */ |
| 86 | hmatrix_slave_write(EBI, SFR, HMATRIX_BIT(EBI_SDRAM_ENABLE)); |
| 87 | |
Haavard Skinnemoen | 610b362 | 2008-08-29 21:09:49 +0200 | [diff] [blame] | 88 | /* Enable 26 address bits and NCS2 */ |
| 89 | portmux_enable_ebi(16, 26, PORTMUX_EBI_CS(2), PORTMUX_DRIVE_HIGH); |
| 90 | portmux_enable_usart1(PORTMUX_DRIVE_MIN); |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 91 | |
| 92 | /* de-assert "force sys reset" pin */ |
Haavard Skinnemoen | 610b362 | 2008-08-29 21:09:49 +0200 | [diff] [blame] | 93 | portmux_select_gpio(PORTMUX_PORT_D, 1 << 15, |
| 94 | PORTMUX_DIR_OUTPUT | PORTMUX_INIT_HIGH); |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 95 | |
| 96 | /* init custom i/o */ |
| 97 | /* cpu type inputs */ |
Haavard Skinnemoen | 610b362 | 2008-08-29 21:09:49 +0200 | [diff] [blame] | 98 | portmux_select_gpio(PORTMUX_PORT_E, (1 << 19) | (1 << 20) | (1 << 23), |
| 99 | PORTMUX_DIR_INPUT); |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 100 | /* main board type inputs */ |
Haavard Skinnemoen | 610b362 | 2008-08-29 21:09:49 +0200 | [diff] [blame] | 101 | portmux_select_gpio(PORTMUX_PORT_B, (1 << 19) | (1 << 29), |
| 102 | PORTMUX_DIR_INPUT); |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 103 | /* DEBUG input (use weak pullup) */ |
Haavard Skinnemoen | 610b362 | 2008-08-29 21:09:49 +0200 | [diff] [blame] | 104 | portmux_select_gpio(PORTMUX_PORT_E, 1 << 21, |
| 105 | PORTMUX_DIR_INPUT | PORTMUX_PULL_UP); |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 106 | |
| 107 | /* are we suppressing the console ? */ |
Haavard Skinnemoen | 610b362 | 2008-08-29 21:09:49 +0200 | [diff] [blame] | 108 | if (gpio_get_value(GPIO_PIN_PE(21)) == 1) |
Mark Jackson | 6685bf1 | 2008-10-03 11:48:57 +0100 | [diff] [blame] | 109 | gd->flags |= (GD_FLG_SILENT | GD_FLG_DISABLE_CONSOLE); |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 110 | |
| 111 | /* reset phys */ |
Haavard Skinnemoen | 610b362 | 2008-08-29 21:09:49 +0200 | [diff] [blame] | 112 | portmux_select_gpio(PORTMUX_PORT_E, 1 << 24, PORTMUX_DIR_INPUT); |
| 113 | portmux_select_gpio(PORTMUX_PORT_C, 1 << 18, |
| 114 | PORTMUX_DIR_OUTPUT | PORTMUX_INIT_HIGH); |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 115 | |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 116 | udelay(5000); |
| 117 | |
| 118 | /* release phys reset */ |
Haavard Skinnemoen | 610b362 | 2008-08-29 21:09:49 +0200 | [diff] [blame] | 119 | gpio_set_value(GPIO_PIN_PC(18), 0); /* PHY RESET (Release) */ |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 120 | |
Mark Jackson | 7daef80 | 2009-02-13 15:48:18 +0000 | [diff] [blame] | 121 | /* setup Data Flash chip select (NCS2) */ |
| 122 | hsmc3_writel(MODE2, 0x20121003); |
| 123 | hsmc3_writel(CYCLE2, 0x000a0009); |
| 124 | hsmc3_writel(PULSE2, 0x0a060806); |
| 125 | hsmc3_writel(SETUP2, 0x00030102); |
| 126 | |
| 127 | /* setup FRAM chip select (NCS3) */ |
| 128 | hsmc3_writel(MODE3, 0x10120001); |
| 129 | hsmc3_writel(CYCLE3, 0x001e001d); |
| 130 | hsmc3_writel(PULSE3, 0x08040704); |
| 131 | hsmc3_writel(SETUP3, 0x02050204); |
| 132 | |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 133 | #if defined(CONFIG_MACB) |
| 134 | /* init macb0 pins */ |
Haavard Skinnemoen | 610b362 | 2008-08-29 21:09:49 +0200 | [diff] [blame] | 135 | portmux_enable_macb0(PORTMUX_MACB_MII, PORTMUX_DRIVE_HIGH); |
| 136 | portmux_enable_macb1(PORTMUX_MACB_MII, PORTMUX_DRIVE_HIGH); |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 137 | #endif |
| 138 | |
| 139 | #if defined(CONFIG_MMC) |
Haavard Skinnemoen | 610b362 | 2008-08-29 21:09:49 +0200 | [diff] [blame] | 140 | portmux_enable_mmci(0, PORTMUX_MMCI_4BIT, PORTMUX_DRIVE_LOW); |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 141 | #endif |
| 142 | |
Mark Jackson | 468d94d | 2009-07-21 11:35:22 +0100 | [diff] [blame] | 143 | #if defined(CONFIG_LCD) |
| 144 | portmux_enable_lcdc(1); |
| 145 | #endif |
| 146 | |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 147 | return 0; |
| 148 | } |
| 149 | |
| 150 | phys_size_t initdram(int board_type) |
| 151 | { |
| 152 | unsigned long expected_size; |
| 153 | unsigned long actual_size; |
| 154 | void *sdram_base; |
| 155 | |
| 156 | sdram_base = map_physmem(EBI_SDRAM_BASE, EBI_SDRAM_SIZE, MAP_NOCACHE); |
| 157 | |
| 158 | expected_size = sdram_init(sdram_base, &sdram_config); |
| 159 | actual_size = get_ram_size(sdram_base, expected_size); |
| 160 | |
| 161 | unmap_physmem(sdram_base, EBI_SDRAM_SIZE); |
| 162 | |
| 163 | if (expected_size != actual_size) |
| 164 | printf("Warning: Only %lu of %lu MiB SDRAM is working\n", |
| 165 | actual_size >> 20, expected_size >> 20); |
| 166 | |
| 167 | return actual_size; |
| 168 | } |
| 169 | |
Haavard Skinnemoen | d6799f7 | 2008-08-31 18:46:35 +0200 | [diff] [blame] | 170 | int board_early_init_r(void) |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 171 | { |
| 172 | gd->bd->bi_phy_id[0] = 0x01; |
| 173 | gd->bd->bi_phy_id[1] = 0x03; |
Haavard Skinnemoen | d6799f7 | 2008-08-31 18:46:35 +0200 | [diff] [blame] | 174 | return 0; |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 175 | } |
| 176 | |
Mark Jackson | 831b946 | 2008-11-24 12:10:56 +0000 | [diff] [blame] | 177 | int board_postclk_init(void) |
| 178 | { |
| 179 | /* Use GCLK0 as 10MHz output */ |
| 180 | gclk_enable_output(0, PORTMUX_DRIVE_LOW); |
| 181 | gclk_set_rate(0, GCLK_PARENT_OSC0, 10000000); |
| 182 | return 0; |
| 183 | } |
| 184 | |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 185 | /* SPI chip select control */ |
| 186 | #ifdef CONFIG_ATMEL_SPI |
| 187 | #include <spi.h> |
| 188 | |
| 189 | int spi_cs_is_valid(unsigned int bus, unsigned int cs) |
| 190 | { |
| 191 | return (bus == 0) && (cs == 0); |
| 192 | } |
| 193 | |
| 194 | void spi_cs_activate(struct spi_slave *slave) |
| 195 | { |
| 196 | } |
| 197 | |
| 198 | void spi_cs_deactivate(struct spi_slave *slave) |
| 199 | { |
| 200 | } |
| 201 | #endif /* CONFIG_ATMEL_SPI */ |
| 202 | |
| 203 | #ifdef CONFIG_CMD_NET |
Mark Jackson | 1744f5b | 2008-07-30 13:07:27 +0100 | [diff] [blame] | 204 | int board_eth_init(bd_t *bi) |
| 205 | { |
| 206 | macb_eth_initialize(0, (void *)MACB0_BASE, bi->bi_phy_id[0]); |
| 207 | macb_eth_initialize(1, (void *)MACB1_BASE, bi->bi_phy_id[1]); |
| 208 | |
| 209 | return 0; |
| 210 | } |
| 211 | #endif |