2 * Copyright (C) 2012 Atmel Corporation
4 * SPDX-License-Identifier: GPL-2.0+
9 #include <asm/arch/at91sam9x5_matrix.h>
10 #include <asm/arch/at91sam9_smc.h>
11 #include <asm/arch/at91_common.h>
12 #include <asm/arch/at91_pmc.h>
13 #include <asm/arch/at91_rstc.h>
14 #include <asm/arch/gpio.h>
15 #include <asm/arch/clk.h>
17 #include <atmel_hlcdc.h>
18 #include <atmel_mci.h>
23 #ifdef CONFIG_LCD_INFO
27 #ifdef CONFIG_ATMEL_SPI
31 DECLARE_GLOBAL_DATA_PTR;
33 /* ------------------------------------------------------------------------- */
35 * Miscelaneous platform dependent initialisations
37 #ifdef CONFIG_CMD_NAND
38 static void at91sam9x5ek_nand_hw_init(void)
40 struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
41 struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
42 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
46 csa = readl(&matrix->ebicsa);
47 csa |= AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA;
48 /* NAND flash on D16 */
49 csa |= AT91_MATRIX_NFD0_ON_D16;
51 /* Configure IO drive */
52 csa &= ~AT91_MATRIX_EBI_EBI_IOSR_NORMAL;
54 writel(csa, &matrix->ebicsa);
56 /* Configure SMC CS3 for NAND/SmartMedia */
57 writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
58 AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0),
60 writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(5) |
61 AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(6),
63 writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(6),
65 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
66 AT91_SMC_MODE_EXNW_DISABLE |
67 #ifdef CONFIG_SYS_NAND_DBW_16
68 AT91_SMC_MODE_DBW_16 |
69 #else /* CONFIG_SYS_NAND_DBW_8 */
72 AT91_SMC_MODE_TDF_CYCLE(1),
75 writel(1 << ATMEL_ID_PIOCD, &pmc->pcer);
77 /* Configure RDY/BSY */
78 at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
79 /* Enable NandFlash */
80 at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
82 at91_set_a_periph(AT91_PIO_PORTD, 0, 1); /* NAND OE */
83 at91_set_a_periph(AT91_PIO_PORTD, 1, 1); /* NAND WE */
84 at91_set_a_periph(AT91_PIO_PORTD, 2, 1); /* NAND ALE */
85 at91_set_a_periph(AT91_PIO_PORTD, 3, 1); /* NAND CLE */
86 at91_set_a_periph(AT91_PIO_PORTD, 6, 1);
87 at91_set_a_periph(AT91_PIO_PORTD, 7, 1);
88 at91_set_a_periph(AT91_PIO_PORTD, 8, 1);
89 at91_set_a_periph(AT91_PIO_PORTD, 9, 1);
90 at91_set_a_periph(AT91_PIO_PORTD, 10, 1);
91 at91_set_a_periph(AT91_PIO_PORTD, 11, 1);
92 at91_set_a_periph(AT91_PIO_PORTD, 12, 1);
93 at91_set_a_periph(AT91_PIO_PORTD, 13, 1);
97 int board_eth_init(bd_t *bis)
103 rc = macb_eth_initialize(0,
104 (void *)ATMEL_BASE_EMAC0, 0x00);
106 rc = macb_eth_initialize(1,
107 (void *)ATMEL_BASE_EMAC1, 0x00);
113 vidinfo_t panel_info = {
117 .vl_sync = LCDC_LCDCFG5_HSPOL | LCDC_LCDCFG5_VSPOL,
122 .vl_left_margin = 64,
123 .vl_right_margin = 64,
125 .vl_upper_margin = 22,
126 .vl_lower_margin = 21,
127 .mmio = ATMEL_BASE_LCDC,
130 void lcd_enable(void)
133 at91_set_a_periph(AT91_PIO_PORTC, 29, 1); /* power up */
136 void lcd_disable(void)
139 at91_set_a_periph(AT91_PIO_PORTC, 29, 0); /* power down */
142 static void at91sam9x5ek_lcd_hw_init(void)
144 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
147 at91_set_a_periph(AT91_PIO_PORTC, 26, 0); /* LCDPWM */
148 at91_set_a_periph(AT91_PIO_PORTC, 27, 0); /* LCDVSYNC */
149 at91_set_a_periph(AT91_PIO_PORTC, 28, 0); /* LCDHSYNC */
150 at91_set_a_periph(AT91_PIO_PORTC, 24, 0); /* LCDDISP */
151 at91_set_a_periph(AT91_PIO_PORTC, 29, 0); /* LCDDEN */
152 at91_set_a_periph(AT91_PIO_PORTC, 30, 0); /* LCDPCK */
154 at91_set_a_periph(AT91_PIO_PORTC, 0, 0); /* LCDD0 */
155 at91_set_a_periph(AT91_PIO_PORTC, 1, 0); /* LCDD1 */
156 at91_set_a_periph(AT91_PIO_PORTC, 2, 0); /* LCDD2 */
157 at91_set_a_periph(AT91_PIO_PORTC, 3, 0); /* LCDD3 */
158 at91_set_a_periph(AT91_PIO_PORTC, 4, 0); /* LCDD4 */
159 at91_set_a_periph(AT91_PIO_PORTC, 5, 0); /* LCDD5 */
160 at91_set_a_periph(AT91_PIO_PORTC, 6, 0); /* LCDD6 */
161 at91_set_a_periph(AT91_PIO_PORTC, 7, 0); /* LCDD7 */
162 at91_set_a_periph(AT91_PIO_PORTC, 8, 0); /* LCDD8 */
163 at91_set_a_periph(AT91_PIO_PORTC, 9, 0); /* LCDD9 */
164 at91_set_a_periph(AT91_PIO_PORTC, 10, 0); /* LCDD10 */
165 at91_set_a_periph(AT91_PIO_PORTC, 11, 0); /* LCDD11 */
166 at91_set_a_periph(AT91_PIO_PORTC, 12, 0); /* LCDD12 */
167 at91_set_a_periph(AT91_PIO_PORTC, 13, 0); /* LCDD13 */
168 at91_set_a_periph(AT91_PIO_PORTC, 14, 0); /* LCDD14 */
169 at91_set_a_periph(AT91_PIO_PORTC, 15, 0); /* LCDD15 */
170 at91_set_a_periph(AT91_PIO_PORTC, 16, 0); /* LCDD16 */
171 at91_set_a_periph(AT91_PIO_PORTC, 17, 0); /* LCDD17 */
172 at91_set_a_periph(AT91_PIO_PORTC, 18, 0); /* LCDD18 */
173 at91_set_a_periph(AT91_PIO_PORTC, 19, 0); /* LCDD19 */
174 at91_set_a_periph(AT91_PIO_PORTC, 20, 0); /* LCDD20 */
175 at91_set_a_periph(AT91_PIO_PORTC, 21, 0); /* LCDD21 */
176 at91_set_a_periph(AT91_PIO_PORTC, 22, 0); /* LCDD22 */
177 at91_set_a_periph(AT91_PIO_PORTC, 23, 0); /* LCDD23 */
179 writel(1 << ATMEL_ID_LCDC, &pmc->pcer);
183 #ifdef CONFIG_LCD_INFO
184 void lcd_show_board_info(void)
186 ulong dram_size, nand_size;
191 lcd_printf("%s\n", U_BOOT_VERSION);
192 lcd_printf("(C) 2012 ATMEL Corp\n");
193 lcd_printf("at91support@atmel.com\n");
194 lcd_printf("%s CPU at %s MHz\n",
196 strmhz(temp, get_cpu_clk_rate()));
199 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
200 dram_size += gd->bd->bi_dram[i].size;
202 for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++)
203 nand_size += nand_info[i].size;
204 lcd_printf(" %ld MB SDRAM, %ld MB NAND\n",
209 #endif /* CONFIG_LCD_INFO */
210 #endif /* CONFIG_LCD */
212 /* SPI chip select control */
213 #ifdef CONFIG_ATMEL_SPI
214 int spi_cs_is_valid(unsigned int bus, unsigned int cs)
216 return bus == 0 && cs < 2;
219 void spi_cs_activate(struct spi_slave *slave)
223 at91_set_pio_output(AT91_PIO_PORTA, 7, 0);
227 at91_set_pio_output(AT91_PIO_PORTA, 14, 0);
232 void spi_cs_deactivate(struct spi_slave *slave)
236 at91_set_pio_output(AT91_PIO_PORTA, 7, 1);
240 at91_set_pio_output(AT91_PIO_PORTA, 14, 1);
244 #endif /* CONFIG_ATMEL_SPI */
246 #ifdef CONFIG_GENERIC_ATMEL_MCI
247 int board_mmc_init(bd_t *bd)
251 return atmel_mci_init((void *)ATMEL_BASE_HSMCI0);
255 int board_early_init_f(void)
257 at91_seriald_hw_init();
263 /* arch number of AT91SAM9X5EK-Board */
264 gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9X5EK;
266 /* adress of boot parameters */
267 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
269 #ifdef CONFIG_CMD_NAND
270 at91sam9x5ek_nand_hw_init();
273 #ifdef CONFIG_ATMEL_SPI
274 at91_spi0_hw_init(1 << 4);
281 #if defined(CONFIG_USB_OHCI_NEW) || defined(CONFIG_USB_EHCI)
285 at91sam9x5ek_lcd_hw_init();
292 gd->ram_size = get_ram_size((void *) CONFIG_SYS_SDRAM_BASE,
293 CONFIG_SYS_SDRAM_SIZE);