2 * (C) Copyright 2007-2008
3 * Stelian Pop <stelian@popies.net>
4 * Lead Tech Design <www.leadtechdesign.com>
6 * SPDX-License-Identifier: GPL-2.0+
11 #include <asm/arch/at91sam9g45_matrix.h>
12 #include <asm/arch/at91sam9_smc.h>
13 #include <asm/arch/at91_common.h>
14 #include <asm/arch/at91_pmc.h>
15 #include <asm/arch/gpio.h>
16 #include <asm/arch/clk.h>
18 #include <atmel_lcdc.h>
19 #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB)
24 DECLARE_GLOBAL_DATA_PTR;
26 /* ------------------------------------------------------------------------- */
28 * Miscelaneous platform dependent initialisations
31 #ifdef CONFIG_CMD_NAND
32 void at91sam9m10g45ek_nand_hw_init(void)
34 struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
35 struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
36 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
40 csa = readl(&matrix->ebicsa);
41 csa |= AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA;
42 writel(csa, &matrix->ebicsa);
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),
48 writel(AT91_SMC_PULSE_NWE(4) | AT91_SMC_PULSE_NCS_WR(3) |
49 AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(2),
51 writel(AT91_SMC_CYCLE_NWE(7) | AT91_SMC_CYCLE_NRD(4),
53 writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
54 AT91_SMC_MODE_EXNW_DISABLE |
55 #ifdef CONFIG_SYS_NAND_DBW_16
56 AT91_SMC_MODE_DBW_16 |
57 #else /* CONFIG_SYS_NAND_DBW_8 */
60 AT91_SMC_MODE_TDF_CYCLE(3),
63 writel(1 << ATMEL_ID_PIOC, &pmc->pcer);
65 /* Configure RDY/BSY */
66 at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
68 /* Enable NandFlash */
69 at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
74 static void at91sam9m10g45ek_usb_hw_init(void)
76 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
78 writel(1 << ATMEL_ID_PIODE, &pmc->pcer);
80 at91_set_gpio_output(AT91_PIN_PD1, 0);
81 at91_set_gpio_output(AT91_PIN_PD3, 0);
86 static void at91sam9m10g45ek_macb_hw_init(void)
88 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
89 struct at91_port *pioa = (struct at91_port *)ATMEL_BASE_PIOA;
92 writel(1 << ATMEL_ID_EMAC, &pmc->pcer);
96 * RXDV (PA15) => PHY normal mode (not Test mode)
97 * ERX0 (PA12) => PHY ADDR0
98 * ERX1 (PA13) => PHY ADDR1 => PHYADDR = 0x0
100 * PHY has internal pull-down
102 writel(pin_to_mask(AT91_PIN_PA15) |
103 pin_to_mask(AT91_PIN_PA12) |
104 pin_to_mask(AT91_PIN_PA13),
109 /* Re-enable pull-up */
110 writel(pin_to_mask(AT91_PIN_PA15) |
111 pin_to_mask(AT91_PIN_PA12) |
112 pin_to_mask(AT91_PIN_PA13),
122 vidinfo_t panel_info = {
126 vl_sync: ATMEL_LCDC_INVLINE_NORMAL |
127 ATMEL_LCDC_INVFRAME_NORMAL,
136 mmio : ATMEL_BASE_LCDC,
140 void lcd_enable(void)
142 at91_set_A_periph(AT91_PIN_PE6, 1); /* power up */
145 void lcd_disable(void)
147 at91_set_A_periph(AT91_PIN_PE6, 0); /* power down */
150 static void at91sam9m10g45ek_lcd_hw_init(void)
152 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
154 at91_set_A_periph(AT91_PIN_PE0, 0); /* LCDDPWR */
155 at91_set_A_periph(AT91_PIN_PE2, 0); /* LCDCC */
156 at91_set_A_periph(AT91_PIN_PE3, 0); /* LCDVSYNC */
157 at91_set_A_periph(AT91_PIN_PE4, 0); /* LCDHSYNC */
158 at91_set_A_periph(AT91_PIN_PE5, 0); /* LCDDOTCK */
160 at91_set_A_periph(AT91_PIN_PE7, 0); /* LCDD0 */
161 at91_set_A_periph(AT91_PIN_PE8, 0); /* LCDD1 */
162 at91_set_A_periph(AT91_PIN_PE9, 0); /* LCDD2 */
163 at91_set_A_periph(AT91_PIN_PE10, 0); /* LCDD3 */
164 at91_set_A_periph(AT91_PIN_PE11, 0); /* LCDD4 */
165 at91_set_A_periph(AT91_PIN_PE12, 0); /* LCDD5 */
166 at91_set_A_periph(AT91_PIN_PE13, 0); /* LCDD6 */
167 at91_set_A_periph(AT91_PIN_PE14, 0); /* LCDD7 */
168 at91_set_A_periph(AT91_PIN_PE15, 0); /* LCDD8 */
169 at91_set_A_periph(AT91_PIN_PE16, 0); /* LCDD9 */
170 at91_set_A_periph(AT91_PIN_PE17, 0); /* LCDD10 */
171 at91_set_A_periph(AT91_PIN_PE18, 0); /* LCDD11 */
172 at91_set_A_periph(AT91_PIN_PE19, 0); /* LCDD12 */
173 at91_set_B_periph(AT91_PIN_PE20, 0); /* LCDD13 */
174 at91_set_A_periph(AT91_PIN_PE21, 0); /* LCDD14 */
175 at91_set_A_periph(AT91_PIN_PE22, 0); /* LCDD15 */
176 at91_set_A_periph(AT91_PIN_PE23, 0); /* LCDD16 */
177 at91_set_A_periph(AT91_PIN_PE24, 0); /* LCDD17 */
178 at91_set_A_periph(AT91_PIN_PE25, 0); /* LCDD18 */
179 at91_set_A_periph(AT91_PIN_PE26, 0); /* LCDD19 */
180 at91_set_A_periph(AT91_PIN_PE27, 0); /* LCDD20 */
181 at91_set_B_periph(AT91_PIN_PE28, 0); /* LCDD21 */
182 at91_set_A_periph(AT91_PIN_PE29, 0); /* LCDD22 */
183 at91_set_A_periph(AT91_PIN_PE30, 0); /* LCDD23 */
185 writel(1 << ATMEL_ID_LCDC, &pmc->pcer);
187 gd->fb_base = CONFIG_AT91SAM9G45_LCD_BASE;
190 #ifdef CONFIG_LCD_INFO
194 void lcd_show_board_info(void)
196 ulong dram_size, nand_size;
200 lcd_printf ("%s\n", U_BOOT_VERSION);
201 lcd_printf ("(C) 2008 ATMEL Corp\n");
202 lcd_printf ("at91support@atmel.com\n");
203 lcd_printf ("%s CPU at %s MHz\n",
205 strmhz(temp, get_cpu_clk_rate()));
208 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
209 dram_size += gd->bd->bi_dram[i].size;
211 for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++)
212 nand_size += nand_info[i].size;
213 lcd_printf (" %ld MB SDRAM, %ld MB NAND\n",
217 #endif /* CONFIG_LCD_INFO */
220 int board_early_init_f(void)
222 at91_seriald_hw_init();
228 /* arch number of AT91SAM9M10G45EK-Board */
229 #ifdef CONFIG_AT91SAM9M10G45EK
230 gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9M10G45EK;
231 #elif defined CONFIG_AT91SAM9G45EKES
232 gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9G45EKES;
235 /* adress of boot parameters */
236 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
238 #ifdef CONFIG_CMD_NAND
239 at91sam9m10g45ek_nand_hw_init();
241 #ifdef CONFIG_CMD_USB
242 at91sam9m10g45ek_usb_hw_init();
244 #ifdef CONFIG_HAS_DATAFLASH
245 at91_spi0_hw_init(1 << 0);
247 #ifdef CONFIG_ATMEL_SPI
248 at91_spi0_hw_init(1 << 4);
251 at91sam9m10g45ek_macb_hw_init();
254 at91sam9m10g45ek_lcd_hw_init();
261 gd->ram_size = get_ram_size((void *) CONFIG_SYS_SDRAM_BASE,
262 CONFIG_SYS_SDRAM_SIZE);
266 #ifdef CONFIG_RESET_PHY_R
272 int board_eth_init(bd_t *bis)
276 rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC, 0x00);
281 /* SPI chip select control */
282 #ifdef CONFIG_ATMEL_SPI
285 int spi_cs_is_valid(unsigned int bus, unsigned int cs)
287 return bus == 0 && cs < 2;
290 void spi_cs_activate(struct spi_slave *slave)
294 at91_set_gpio_output(AT91_PIN_PB18, 0);
298 at91_set_gpio_output(AT91_PIN_PB3, 0);
303 void spi_cs_deactivate(struct spi_slave *slave)
307 at91_set_gpio_output(AT91_PIN_PB18, 1);
311 at91_set_gpio_output(AT91_PIN_PB3, 1);
315 #endif /* CONFIG_ATMEL_SPI */