Bo Shen | 3225f34 | 2013-05-12 22:40:54 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 - 2013 Atmel Corporation |
| 3 | * Bo Shen <voice.shen@atmel.com> |
| 4 | * |
Wolfgang Denk | 1a45966 | 2013-07-08 09:37:19 +0200 | [diff] [blame] | 5 | * SPDX-License-Identifier: GPL-2.0+ |
Bo Shen | 3225f34 | 2013-05-12 22:40:54 +0000 | [diff] [blame] | 6 | */ |
| 7 | |
| 8 | #include <common.h> |
| 9 | #include <mmc.h> |
| 10 | #include <asm/io.h> |
| 11 | #include <asm/arch/sama5d3_smc.h> |
| 12 | #include <asm/arch/at91_common.h> |
| 13 | #include <asm/arch/at91_pmc.h> |
| 14 | #include <asm/arch/at91_rstc.h> |
| 15 | #include <asm/arch/gpio.h> |
| 16 | #include <asm/arch/clk.h> |
| 17 | #include <lcd.h> |
| 18 | #include <atmel_lcdc.h> |
| 19 | #include <atmel_mci.h> |
Bo Shen | e08d6f3 | 2013-06-26 10:11:06 +0800 | [diff] [blame] | 20 | #include <micrel.h> |
Bo Shen | 3225f34 | 2013-05-12 22:40:54 +0000 | [diff] [blame] | 21 | #include <net.h> |
| 22 | #include <netdev.h> |
| 23 | |
Bo Shen | 3668ce3 | 2013-09-11 18:24:51 +0800 | [diff] [blame] | 24 | #ifdef CONFIG_USB_GADGET_ATMEL_USBA |
| 25 | #include <asm/arch/atmel_usba_udc.h> |
| 26 | #endif |
| 27 | |
Bo Shen | 3225f34 | 2013-05-12 22:40:54 +0000 | [diff] [blame] | 28 | DECLARE_GLOBAL_DATA_PTR; |
| 29 | |
| 30 | /* ------------------------------------------------------------------------- */ |
| 31 | /* |
| 32 | * Miscelaneous platform dependent initialisations |
| 33 | */ |
| 34 | |
| 35 | #ifdef CONFIG_NAND_ATMEL |
| 36 | void sama5d3xek_nand_hw_init(void) |
| 37 | { |
| 38 | struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC; |
| 39 | |
| 40 | at91_periph_clk_enable(ATMEL_ID_SMC); |
| 41 | |
| 42 | /* Configure SMC CS3 for NAND/SmartMedia */ |
| 43 | writel(AT91_SMC_SETUP_NWE(2) | AT91_SMC_SETUP_NCS_WR(1) | |
| 44 | AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(1), |
| 45 | &smc->cs[3].setup); |
| 46 | writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(5) | |
| 47 | AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(5), |
| 48 | &smc->cs[3].pulse); |
| 49 | writel(AT91_SMC_CYCLE_NWE(8) | AT91_SMC_CYCLE_NRD(8), |
| 50 | &smc->cs[3].cycle); |
| 51 | writel(AT91_SMC_TIMINGS_TCLR(3) | AT91_SMC_TIMINGS_TADL(10) | |
| 52 | AT91_SMC_TIMINGS_TAR(3) | AT91_SMC_TIMINGS_TRR(4) | |
| 53 | AT91_SMC_TIMINGS_TWB(5) | AT91_SMC_TIMINGS_RBNSEL(3)| |
| 54 | AT91_SMC_TIMINGS_NFSEL(1), &smc->cs[3].timings); |
| 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(3), |
| 63 | &smc->cs[3].mode); |
| 64 | } |
| 65 | #endif |
| 66 | |
| 67 | #ifdef CONFIG_CMD_USB |
| 68 | static void sama5d3xek_usb_hw_init(void) |
| 69 | { |
| 70 | at91_set_pio_output(AT91_PIO_PORTD, 25, 0); |
| 71 | at91_set_pio_output(AT91_PIO_PORTD, 26, 0); |
| 72 | at91_set_pio_output(AT91_PIO_PORTD, 27, 0); |
| 73 | } |
| 74 | #endif |
| 75 | |
| 76 | #ifdef CONFIG_GENERIC_ATMEL_MCI |
| 77 | static void sama5d3xek_mci_hw_init(void) |
| 78 | { |
| 79 | at91_mci_hw_init(); |
| 80 | |
| 81 | at91_set_pio_output(AT91_PIO_PORTB, 10, 0); /* MCI0 Power */ |
| 82 | } |
| 83 | #endif |
| 84 | |
| 85 | #ifdef CONFIG_LCD |
| 86 | vidinfo_t panel_info = { |
| 87 | .vl_col = 800, |
| 88 | .vl_row = 480, |
| 89 | .vl_clk = 24000000, |
| 90 | .vl_sync = ATMEL_LCDC_INVLINE_NORMAL | ATMEL_LCDC_INVFRAME_NORMAL, |
| 91 | .vl_bpix = LCD_BPP, |
| 92 | .vl_tft = 1, |
| 93 | .vl_hsync_len = 128, |
| 94 | .vl_left_margin = 64, |
| 95 | .vl_right_margin = 64, |
| 96 | .vl_vsync_len = 2, |
| 97 | .vl_upper_margin = 22, |
| 98 | .vl_lower_margin = 21, |
| 99 | .mmio = ATMEL_BASE_LCDC, |
| 100 | }; |
| 101 | |
| 102 | void lcd_enable(void) |
| 103 | { |
| 104 | } |
| 105 | |
| 106 | void lcd_disable(void) |
| 107 | { |
| 108 | } |
| 109 | |
| 110 | static void sama5d3xek_lcd_hw_init(void) |
| 111 | { |
| 112 | gd->fb_base = CONFIG_SAMA5D3_LCD_BASE; |
| 113 | |
| 114 | /* The higher 8 bit of LCD is board related */ |
| 115 | at91_set_c_periph(AT91_PIO_PORTC, 14, 0); /* LCDD16 */ |
| 116 | at91_set_c_periph(AT91_PIO_PORTC, 13, 0); /* LCDD17 */ |
| 117 | at91_set_c_periph(AT91_PIO_PORTC, 12, 0); /* LCDD18 */ |
| 118 | at91_set_c_periph(AT91_PIO_PORTC, 11, 0); /* LCDD19 */ |
| 119 | at91_set_c_periph(AT91_PIO_PORTC, 10, 0); /* LCDD20 */ |
| 120 | at91_set_c_periph(AT91_PIO_PORTC, 15, 0); /* LCDD21 */ |
| 121 | at91_set_c_periph(AT91_PIO_PORTE, 27, 0); /* LCDD22 */ |
| 122 | at91_set_c_periph(AT91_PIO_PORTE, 28, 0); /* LCDD23 */ |
| 123 | |
| 124 | /* Configure lower 16 bit of LCD and enable clock */ |
| 125 | at91_lcd_hw_init(); |
| 126 | } |
| 127 | |
| 128 | #ifdef CONFIG_LCD_INFO |
| 129 | #include <nand.h> |
| 130 | #include <version.h> |
| 131 | |
| 132 | void lcd_show_board_info(void) |
| 133 | { |
| 134 | ulong dram_size, nand_size; |
| 135 | int i; |
| 136 | char temp[32]; |
| 137 | |
| 138 | lcd_printf("%s\n", U_BOOT_VERSION); |
| 139 | lcd_printf("(C) 2013 ATMEL Corp\n"); |
| 140 | lcd_printf("at91@atmel.com\n"); |
| 141 | lcd_printf("%s CPU at %s MHz\n", get_cpu_name(), |
| 142 | strmhz(temp, get_cpu_clk_rate())); |
| 143 | |
| 144 | dram_size = 0; |
| 145 | for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) |
| 146 | dram_size += gd->bd->bi_dram[i].size; |
| 147 | |
| 148 | nand_size = 0; |
| 149 | #ifdef CONFIG_NAND_ATMEL |
| 150 | for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) |
| 151 | nand_size += nand_info[i].size; |
| 152 | #endif |
| 153 | lcd_printf("%ld MB SDRAM, %ld MB NAND\n", |
| 154 | dram_size >> 20, nand_size >> 20); |
| 155 | } |
| 156 | #endif /* CONFIG_LCD_INFO */ |
| 157 | #endif /* CONFIG_LCD */ |
| 158 | |
| 159 | int board_early_init_f(void) |
| 160 | { |
Bo Shen | d2acb98 | 2013-11-15 11:12:36 +0800 | [diff] [blame] | 161 | at91_periph_clk_enable(ATMEL_ID_PIOA); |
| 162 | at91_periph_clk_enable(ATMEL_ID_PIOB); |
| 163 | at91_periph_clk_enable(ATMEL_ID_PIOC); |
| 164 | at91_periph_clk_enable(ATMEL_ID_PIOD); |
| 165 | at91_periph_clk_enable(ATMEL_ID_PIOE); |
| 166 | |
Bo Shen | 3225f34 | 2013-05-12 22:40:54 +0000 | [diff] [blame] | 167 | at91_seriald_hw_init(); |
| 168 | |
| 169 | return 0; |
| 170 | } |
| 171 | |
| 172 | int board_init(void) |
| 173 | { |
| 174 | /* adress of boot parameters */ |
| 175 | gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; |
| 176 | |
| 177 | #ifdef CONFIG_NAND_ATMEL |
| 178 | sama5d3xek_nand_hw_init(); |
| 179 | #endif |
| 180 | #ifdef CONFIG_CMD_USB |
| 181 | sama5d3xek_usb_hw_init(); |
| 182 | #endif |
Bo Shen | 3668ce3 | 2013-09-11 18:24:51 +0800 | [diff] [blame] | 183 | #ifdef CONFIG_USB_GADGET_ATMEL_USBA |
| 184 | at91_udp_hw_init(); |
| 185 | #endif |
Bo Shen | 3225f34 | 2013-05-12 22:40:54 +0000 | [diff] [blame] | 186 | #ifdef CONFIG_GENERIC_ATMEL_MCI |
| 187 | sama5d3xek_mci_hw_init(); |
| 188 | #endif |
| 189 | #ifdef CONFIG_ATMEL_SPI |
| 190 | at91_spi0_hw_init(1 << 0); |
| 191 | #endif |
| 192 | #ifdef CONFIG_MACB |
| 193 | if (has_emac()) |
| 194 | at91_macb_hw_init(); |
Bo Shen | e08d6f3 | 2013-06-26 10:11:06 +0800 | [diff] [blame] | 195 | if (has_gmac()) |
| 196 | at91_gmac_hw_init(); |
Bo Shen | 3225f34 | 2013-05-12 22:40:54 +0000 | [diff] [blame] | 197 | #endif |
| 198 | #ifdef CONFIG_LCD |
| 199 | if (has_lcdc()) |
| 200 | sama5d3xek_lcd_hw_init(); |
| 201 | #endif |
| 202 | return 0; |
| 203 | } |
| 204 | |
| 205 | int dram_init(void) |
| 206 | { |
| 207 | gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE, |
| 208 | CONFIG_SYS_SDRAM_SIZE); |
| 209 | return 0; |
| 210 | } |
| 211 | |
Bo Shen | e08d6f3 | 2013-06-26 10:11:06 +0800 | [diff] [blame] | 212 | int board_phy_config(struct phy_device *phydev) |
| 213 | { |
| 214 | /* rx data delay */ |
| 215 | ksz9021_phy_extended_write(phydev, |
| 216 | MII_KSZ9021_EXT_RGMII_RX_DATA_SKEW, 0x2222); |
| 217 | /* tx data delay */ |
| 218 | ksz9021_phy_extended_write(phydev, |
| 219 | MII_KSZ9021_EXT_RGMII_TX_DATA_SKEW, 0x2222); |
| 220 | /* rx/tx clock delay */ |
| 221 | ksz9021_phy_extended_write(phydev, |
| 222 | MII_KSZ9021_EXT_RGMII_CLOCK_SKEW, 0xf2f4); |
| 223 | |
| 224 | return 0; |
| 225 | } |
| 226 | |
Bo Shen | 3225f34 | 2013-05-12 22:40:54 +0000 | [diff] [blame] | 227 | int board_eth_init(bd_t *bis) |
| 228 | { |
| 229 | int rc = 0; |
| 230 | |
| 231 | #ifdef CONFIG_MACB |
| 232 | if (has_emac()) |
| 233 | rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC, 0x00); |
Bo Shen | e08d6f3 | 2013-06-26 10:11:06 +0800 | [diff] [blame] | 234 | if (has_gmac()) |
| 235 | rc = macb_eth_initialize(0, (void *)ATMEL_BASE_GMAC, 0x00); |
Bo Shen | 3225f34 | 2013-05-12 22:40:54 +0000 | [diff] [blame] | 236 | #endif |
Bo Shen | 3668ce3 | 2013-09-11 18:24:51 +0800 | [diff] [blame] | 237 | #ifdef CONFIG_USB_GADGET_ATMEL_USBA |
| 238 | usba_udc_probe(&pdata); |
| 239 | #ifdef CONFIG_USB_ETH_RNDIS |
| 240 | usb_eth_initialize(bis); |
| 241 | #endif |
| 242 | #endif |
Bo Shen | 3225f34 | 2013-05-12 22:40:54 +0000 | [diff] [blame] | 243 | |
| 244 | return rc; |
| 245 | } |
| 246 | |
| 247 | #ifdef CONFIG_GENERIC_ATMEL_MCI |
| 248 | int board_mmc_init(bd_t *bis) |
| 249 | { |
| 250 | int rc = 0; |
| 251 | |
| 252 | rc = atmel_mci_init((void *)ATMEL_BASE_MCI0); |
| 253 | |
| 254 | return rc; |
| 255 | } |
| 256 | #endif |
| 257 | |
| 258 | /* SPI chip select control */ |
| 259 | #ifdef CONFIG_ATMEL_SPI |
| 260 | #include <spi.h> |
| 261 | |
| 262 | int spi_cs_is_valid(unsigned int bus, unsigned int cs) |
| 263 | { |
| 264 | return bus == 0 && cs < 4; |
| 265 | } |
| 266 | |
| 267 | void spi_cs_activate(struct spi_slave *slave) |
| 268 | { |
| 269 | switch (slave->cs) { |
| 270 | case 0: |
| 271 | at91_set_pio_output(AT91_PIO_PORTD, 13, 0); |
| 272 | case 1: |
| 273 | at91_set_pio_output(AT91_PIO_PORTD, 14, 0); |
| 274 | case 2: |
| 275 | at91_set_pio_output(AT91_PIO_PORTD, 15, 0); |
| 276 | case 3: |
| 277 | at91_set_pio_output(AT91_PIO_PORTD, 16, 0); |
| 278 | default: |
| 279 | break; |
| 280 | } |
| 281 | } |
| 282 | |
| 283 | void spi_cs_deactivate(struct spi_slave *slave) |
| 284 | { |
| 285 | switch (slave->cs) { |
| 286 | case 0: |
| 287 | at91_set_pio_output(AT91_PIO_PORTD, 13, 1); |
| 288 | case 1: |
| 289 | at91_set_pio_output(AT91_PIO_PORTD, 14, 1); |
| 290 | case 2: |
| 291 | at91_set_pio_output(AT91_PIO_PORTD, 15, 1); |
| 292 | case 3: |
| 293 | at91_set_pio_output(AT91_PIO_PORTD, 16, 1); |
| 294 | default: |
| 295 | break; |
| 296 | } |
| 297 | } |
| 298 | #endif /* CONFIG_ATMEL_SPI */ |