blob: 46c11d1a129fb4ce6d48611401ce80a2ebc24b4e [file] [log] [blame]
Marek Vasut22cc6f52016-02-11 14:13:38 +01001/*
2 * Copyright (C) 2015 Marek Vasut <marex@denx.de>
3 *
4 * SPDX-License-Identifier: GPL-2.0+
5 */
6
7#include <common.h>
8#include <asm/io.h>
9#include <asm/arch/at91_common.h>
10#include <asm/arch/at91_pmc.h>
11#include <asm/arch/at91_rstc.h>
12#include <asm/arch/atmel_mpddrc.h>
13#include <asm/arch/atmel_usba_udc.h>
14#include <asm/arch/gpio.h>
15#include <asm/arch/clk.h>
16#include <asm/arch/sama5d3_smc.h>
17#include <asm/arch/sama5d4.h>
18#include <atmel_hlcdc.h>
19#include <atmel_mci.h>
20#include <lcd.h>
21#include <mmc.h>
22#include <net.h>
23#include <netdev.h>
24#include <spi.h>
Marek Vasutd088c512017-05-02 20:27:50 +020025#include <spi_flash.h>
Marek Vasut2fea7dd2017-05-02 20:27:47 +020026#include <spl.h>
Marek Vasut22cc6f52016-02-11 14:13:38 +010027#include <version.h>
28
29DECLARE_GLOBAL_DATA_PTR;
30
Marek Vasutd088c512017-05-02 20:27:50 +020031static u8 boot_mode_sf;
32
Jagan Teki9392b8f2018-03-14 18:46:40 +053033/* FIXME gpio code here need to handle through DM_GPIO */
34#ifndef CONFIG_DM_SPI
Marek Vasut22cc6f52016-02-11 14:13:38 +010035int spi_cs_is_valid(unsigned int bus, unsigned int cs)
36{
37 return bus == 0 && cs == 0;
38}
39
40void spi_cs_activate(struct spi_slave *slave)
41{
42 at91_set_pio_output(AT91_PIO_PORTC, 3, 0);
43}
44
45void spi_cs_deactivate(struct spi_slave *slave)
46{
47 at91_set_pio_output(AT91_PIO_PORTC, 3, 1);
48}
49
50static void ma5d4evk_spi0_hw_init(void)
51{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +080052 at91_pio3_set_a_periph(AT91_PIO_PORTC, 0, 0); /* SPI0_MISO */
53 at91_pio3_set_a_periph(AT91_PIO_PORTC, 1, 0); /* SPI0_MOSI */
54 at91_pio3_set_a_periph(AT91_PIO_PORTC, 2, 0); /* SPI0_SPCK */
Marek Vasut22cc6f52016-02-11 14:13:38 +010055
56 at91_set_pio_output(AT91_PIO_PORTC, 3, 1); /* SPI0_CS0 */
57
58 /* Enable clock */
59 at91_periph_clk_enable(ATMEL_ID_SPI0);
60}
Jagan Teki9392b8f2018-03-14 18:46:40 +053061#endif /* CONFIG_DM_SPI */
Marek Vasut22cc6f52016-02-11 14:13:38 +010062
63#ifdef CONFIG_CMD_USB
64static void ma5d4evk_usb_hw_init(void)
65{
66 at91_set_pio_output(AT91_PIO_PORTE, 11, 0);
67 at91_set_pio_output(AT91_PIO_PORTE, 14, 0);
68}
69#endif
70
71#ifdef CONFIG_LCD
72vidinfo_t panel_info = {
73 .vl_col = 800,
74 .vl_row = 480,
75 .vl_clk = 33500000,
76 .vl_bpix = LCD_BPP,
77 .vl_tft = 1,
78 .vl_hsync_len = 10,
79 .vl_left_margin = 89,
80 .vl_right_margin = 164,
81 .vl_vsync_len = 10,
82 .vl_upper_margin = 23,
83 .vl_lower_margin = 10,
84 .mmio = ATMEL_BASE_LCDC,
85};
86
87/* No power up/down pin for the LCD pannel */
88void lcd_enable(void) { /* Empty! */ }
89void lcd_disable(void) { /* Empty! */ }
90
91unsigned int has_lcdc(void)
92{
93 return 1;
94}
95
96static void ma5d4evk_lcd_hw_init(void)
97{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +080098 at91_pio3_set_a_periph(AT91_PIO_PORTA, 24, 1); /* LCDPWM */
99 at91_pio3_set_a_periph(AT91_PIO_PORTA, 25, 0); /* LCDDISP */
100 at91_pio3_set_a_periph(AT91_PIO_PORTA, 26, 0); /* LCDVSYNC */
101 at91_pio3_set_a_periph(AT91_PIO_PORTA, 27, 0); /* LCDHSYNC */
102 at91_pio3_set_a_periph(AT91_PIO_PORTA, 28, 0); /* LCDDOTCK */
103 at91_pio3_set_a_periph(AT91_PIO_PORTA, 29, 1); /* LCDDEN */
Marek Vasut22cc6f52016-02-11 14:13:38 +0100104
Wenyou Yang4a92a3e2017-03-23 12:44:36 +0800105 at91_pio3_set_a_periph(AT91_PIO_PORTA, 0, 0); /* LCDD0 */
106 at91_pio3_set_a_periph(AT91_PIO_PORTA, 1, 0); /* LCDD1 */
107 at91_pio3_set_a_periph(AT91_PIO_PORTA, 2, 0); /* LCDD2 */
108 at91_pio3_set_a_periph(AT91_PIO_PORTA, 3, 0); /* LCDD3 */
109 at91_pio3_set_a_periph(AT91_PIO_PORTA, 4, 0); /* LCDD4 */
110 at91_pio3_set_a_periph(AT91_PIO_PORTA, 5, 0); /* LCDD5 */
111 at91_pio3_set_a_periph(AT91_PIO_PORTA, 6, 0); /* LCDD6 */
112 at91_pio3_set_a_periph(AT91_PIO_PORTA, 7, 0); /* LCDD7 */
Marek Vasut22cc6f52016-02-11 14:13:38 +0100113
Wenyou Yang4a92a3e2017-03-23 12:44:36 +0800114 at91_pio3_set_a_periph(AT91_PIO_PORTA, 8, 0); /* LCDD9 */
115 at91_pio3_set_a_periph(AT91_PIO_PORTA, 9, 0); /* LCDD8 */
116 at91_pio3_set_a_periph(AT91_PIO_PORTA, 10, 0); /* LCDD10 */
117 at91_pio3_set_a_periph(AT91_PIO_PORTA, 11, 0); /* LCDD11 */
118 at91_pio3_set_a_periph(AT91_PIO_PORTA, 12, 0); /* LCDD12 */
119 at91_pio3_set_a_periph(AT91_PIO_PORTA, 13, 0); /* LCDD13 */
120 at91_pio3_set_a_periph(AT91_PIO_PORTA, 14, 0); /* LCDD14 */
121 at91_pio3_set_a_periph(AT91_PIO_PORTA, 15, 0); /* LCDD15 */
Marek Vasut22cc6f52016-02-11 14:13:38 +0100122
Wenyou Yang4a92a3e2017-03-23 12:44:36 +0800123 at91_pio3_set_a_periph(AT91_PIO_PORTA, 16, 0); /* LCDD16 */
124 at91_pio3_set_a_periph(AT91_PIO_PORTA, 17, 0); /* LCDD17 */
125 at91_pio3_set_a_periph(AT91_PIO_PORTA, 18, 0); /* LCDD18 */
126 at91_pio3_set_a_periph(AT91_PIO_PORTA, 19, 0); /* LCDD19 */
127 at91_pio3_set_a_periph(AT91_PIO_PORTA, 20, 0); /* LCDD20 */
128 at91_pio3_set_a_periph(AT91_PIO_PORTA, 21, 0); /* LCDD21 */
129 at91_pio3_set_a_periph(AT91_PIO_PORTA, 22, 0); /* LCDD22 */
130 at91_pio3_set_a_periph(AT91_PIO_PORTA, 23, 0); /* LCDD23 */
Marek Vasut22cc6f52016-02-11 14:13:38 +0100131
132 /* Enable clock */
133 at91_periph_clk_enable(ATMEL_ID_LCDC);
134}
135
136#endif /* CONFIG_LCD */
137
138#ifdef CONFIG_GENERIC_ATMEL_MCI
139/* On-SoM eMMC */
140void ma5d4evk_mci0_hw_init(void)
141{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +0800142 at91_pio3_set_b_periph(AT91_PIO_PORTC, 5, 1); /* MCI1 CDA */
143 at91_pio3_set_b_periph(AT91_PIO_PORTC, 6, 1); /* MCI1 DA0 */
144 at91_pio3_set_b_periph(AT91_PIO_PORTC, 7, 1); /* MCI1 DA1 */
145 at91_pio3_set_b_periph(AT91_PIO_PORTC, 8, 1); /* MCI1 DA2 */
146 at91_pio3_set_b_periph(AT91_PIO_PORTC, 9, 1); /* MCI1 DA3 */
147 at91_pio3_set_b_periph(AT91_PIO_PORTC, 10, 1); /* MCI1 DA4 */
148 at91_pio3_set_b_periph(AT91_PIO_PORTC, 11, 1); /* MCI1 DA5 */
149 at91_pio3_set_b_periph(AT91_PIO_PORTC, 12, 1); /* MCI1 DA6 */
150 at91_pio3_set_b_periph(AT91_PIO_PORTC, 13, 1); /* MCI1 DA7 */
151 at91_pio3_set_b_periph(AT91_PIO_PORTC, 4, 0); /* MCI1 CLK */
Marek Vasut22cc6f52016-02-11 14:13:38 +0100152
153 /*
154 * As the mci io internal pull down is too strong, so if the io needs
155 * external pull up, the pull up resistor will be very small, if so
156 * the power consumption will increase, so disable the internal pull
157 * down to save the power.
158 */
Wenyou Yang4a92a3e2017-03-23 12:44:36 +0800159 at91_pio3_set_pio_pulldown(AT91_PIO_PORTC, 5, 0);
160 at91_pio3_set_pio_pulldown(AT91_PIO_PORTC, 6, 0);
161 at91_pio3_set_pio_pulldown(AT91_PIO_PORTC, 7, 0);
162 at91_pio3_set_pio_pulldown(AT91_PIO_PORTC, 8, 0);
163 at91_pio3_set_pio_pulldown(AT91_PIO_PORTC, 9, 0);
164 at91_pio3_set_pio_pulldown(AT91_PIO_PORTC, 10, 0);
165 at91_pio3_set_pio_pulldown(AT91_PIO_PORTC, 11, 0);
166 at91_pio3_set_pio_pulldown(AT91_PIO_PORTC, 12, 0);
167 at91_pio3_set_pio_pulldown(AT91_PIO_PORTC, 13, 0);
168 at91_pio3_set_pio_pulldown(AT91_PIO_PORTC, 4, 0);
Marek Vasut22cc6f52016-02-11 14:13:38 +0100169
170 /* Enable clock */
171 at91_periph_clk_enable(ATMEL_ID_MCI0);
172}
173
174/* On-board MicroSD slot */
175void ma5d4evk_mci1_hw_init(void)
176{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +0800177 at91_pio3_set_c_periph(AT91_PIO_PORTE, 19, 1); /* MCI1 CDA */
178 at91_pio3_set_c_periph(AT91_PIO_PORTE, 20, 1); /* MCI1 DA0 */
179 at91_pio3_set_c_periph(AT91_PIO_PORTE, 21, 1); /* MCI1 DA1 */
180 at91_pio3_set_c_periph(AT91_PIO_PORTE, 22, 1); /* MCI1 DA2 */
181 at91_pio3_set_c_periph(AT91_PIO_PORTE, 23, 1); /* MCI1 DA3 */
182 at91_pio3_set_c_periph(AT91_PIO_PORTE, 18, 0); /* MCI1 CLK */
Marek Vasut22cc6f52016-02-11 14:13:38 +0100183
184 /*
185 * As the mci io internal pull down is too strong, so if the io needs
186 * external pull up, the pull up resistor will be very small, if so
187 * the power consumption will increase, so disable the internal pull
188 * down to save the power.
189 */
Wenyou Yang4a92a3e2017-03-23 12:44:36 +0800190 at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 18, 0);
191 at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 19, 0);
192 at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 20, 0);
193 at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 21, 0);
194 at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 22, 0);
195 at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 23, 0);
Marek Vasut22cc6f52016-02-11 14:13:38 +0100196
197 /* Deal with WP pin on the microSD slot. */
198 at91_set_pio_output(AT91_PIO_PORTE, 16, 0);
Wenyou Yang4a92a3e2017-03-23 12:44:36 +0800199 at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 16, 1);
Marek Vasut22cc6f52016-02-11 14:13:38 +0100200
201 /* Enable clock */
202 at91_periph_clk_enable(ATMEL_ID_MCI1);
203}
204
205int board_mmc_init(bd_t *bis)
206{
207 int ret;
Marek Vasutd088c512017-05-02 20:27:50 +0200208 void *mci0 = (void *)ATMEL_BASE_MCI0;
209 void *mci1 = (void *)ATMEL_BASE_MCI1;
Marek Vasut22cc6f52016-02-11 14:13:38 +0100210
211 /* De-assert reset on On-SoM eMMC */
212 at91_set_pio_output(AT91_PIO_PORTE, 15, 1);
Wenyou Yang4a92a3e2017-03-23 12:44:36 +0800213 at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 15, 0);
Marek Vasut22cc6f52016-02-11 14:13:38 +0100214
Marek Vasutd088c512017-05-02 20:27:50 +0200215 ret = atmel_mci_init(boot_mode_sf ? mci0 : mci1);
Marek Vasut22cc6f52016-02-11 14:13:38 +0100216 if (ret) /* eMMC init failed, skip it. */
217 at91_set_pio_output(AT91_PIO_PORTE, 15, 0);
218
219 /* Enable the power supply to On-board MicroSD */
220 at91_set_pio_output(AT91_PIO_PORTE, 17, 0);
Marek Vasutd088c512017-05-02 20:27:50 +0200221 ret = atmel_mci_init(boot_mode_sf ? mci1 : mci0);
Marek Vasut22cc6f52016-02-11 14:13:38 +0100222 if (ret) /* uSD init failed, power it down. */
223 at91_set_pio_output(AT91_PIO_PORTE, 17, 1);
224
225 return 0;
226}
227#endif /* CONFIG_GENERIC_ATMEL_MCI */
228
229#ifdef CONFIG_MACB
230void ma5d4evk_macb0_hw_init(void)
231{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +0800232 at91_pio3_set_a_periph(AT91_PIO_PORTB, 0, 0); /* ETXCK_EREFCK */
233 at91_pio3_set_a_periph(AT91_PIO_PORTB, 6, 0); /* ERXDV */
234 at91_pio3_set_a_periph(AT91_PIO_PORTB, 8, 0); /* ERX0 */
235 at91_pio3_set_a_periph(AT91_PIO_PORTB, 9, 0); /* ERX1 */
236 at91_pio3_set_a_periph(AT91_PIO_PORTB, 7, 0); /* ERXER */
237 at91_pio3_set_a_periph(AT91_PIO_PORTB, 2, 0); /* ETXEN */
238 at91_pio3_set_a_periph(AT91_PIO_PORTB, 12, 0); /* ETX0 */
239 at91_pio3_set_a_periph(AT91_PIO_PORTB, 13, 0); /* ETX1 */
240 at91_pio3_set_a_periph(AT91_PIO_PORTB, 17, 0); /* EMDIO */
241 at91_pio3_set_a_periph(AT91_PIO_PORTB, 16, 0); /* EMDC */
Marek Vasut22cc6f52016-02-11 14:13:38 +0100242
243 /* Enable clock */
244 at91_periph_clk_enable(ATMEL_ID_GMAC0);
245}
246#endif
247
248static void ma5d4evk_serial_hw_init(void)
249{
250 /* USART0 */
Wenyou Yang4a92a3e2017-03-23 12:44:36 +0800251 at91_pio3_set_a_periph(AT91_PIO_PORTD, 13, 1); /* TXD */
252 at91_pio3_set_a_periph(AT91_PIO_PORTD, 12, 0); /* RXD */
253 at91_pio3_set_a_periph(AT91_PIO_PORTD, 11, 0); /* RTS */
254 at91_pio3_set_a_periph(AT91_PIO_PORTD, 10, 0); /* CTS */
Marek Vasut22cc6f52016-02-11 14:13:38 +0100255 at91_periph_clk_enable(ATMEL_ID_USART0);
256
257 /* USART1 */
Wenyou Yang4a92a3e2017-03-23 12:44:36 +0800258 at91_pio3_set_a_periph(AT91_PIO_PORTD, 17, 1); /* TXD */
259 at91_pio3_set_a_periph(AT91_PIO_PORTD, 16, 0); /* RXD */
260 at91_pio3_set_a_periph(AT91_PIO_PORTD, 15, 0); /* RTS */
261 at91_pio3_set_a_periph(AT91_PIO_PORTD, 14, 0); /* CTS */
Marek Vasut22cc6f52016-02-11 14:13:38 +0100262 at91_periph_clk_enable(ATMEL_ID_USART1);
263}
264
265int board_early_init_f(void)
266{
267 at91_periph_clk_enable(ATMEL_ID_PIOA);
268 at91_periph_clk_enable(ATMEL_ID_PIOB);
269 at91_periph_clk_enable(ATMEL_ID_PIOC);
270 at91_periph_clk_enable(ATMEL_ID_PIOD);
271 at91_periph_clk_enable(ATMEL_ID_PIOE);
272
273 /* Configure LEDs as OFF */
274 at91_set_pio_output(AT91_PIO_PORTD, 28, 0);
275 at91_set_pio_output(AT91_PIO_PORTD, 29, 0);
276 at91_set_pio_output(AT91_PIO_PORTD, 30, 0);
277
Marek Vasut22cc6f52016-02-11 14:13:38 +0100278 ma5d4evk_serial_hw_init();
279
280 return 0;
281}
282
Marek Vasutd088c512017-05-02 20:27:50 +0200283static void board_identify(void)
284{
285 struct spi_flash *sf;
286 sf = spi_flash_probe(CONFIG_SF_DEFAULT_BUS, CONFIG_SF_DEFAULT_CS,
287 CONFIG_SF_DEFAULT_SPEED, CONFIG_SF_DEFAULT_MODE);
288 boot_mode_sf = (sf != NULL);
289}
290
Marek Vasut22cc6f52016-02-11 14:13:38 +0100291int board_init(void)
292{
293 /* adress of boot parameters */
294 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
295
Jagan Teki9392b8f2018-03-14 18:46:40 +0530296#ifndef CONFIG_DM_SPI
Marek Vasut22cc6f52016-02-11 14:13:38 +0100297 ma5d4evk_spi0_hw_init();
298#endif
299#ifdef CONFIG_GENERIC_ATMEL_MCI
300 ma5d4evk_mci0_hw_init();
301 ma5d4evk_mci1_hw_init();
302#endif
303#ifdef CONFIG_MACB
304 ma5d4evk_macb0_hw_init();
305#endif
306#ifdef CONFIG_LCD
307 ma5d4evk_lcd_hw_init();
308#endif
309#ifdef CONFIG_CMD_USB
310 ma5d4evk_usb_hw_init();
311#endif
312#ifdef CONFIG_USB_GADGET_ATMEL_USBA
313 at91_udp_hw_init();
314#endif
315
Marek Vasutd088c512017-05-02 20:27:50 +0200316 board_identify();
317
Marek Vasutcf574662017-05-02 20:27:42 +0200318 /* Reset CAN controllers */
319 at91_set_pio_output(AT91_PIO_PORTB, 21, 0);
320 udelay(100);
321 at91_set_pio_output(AT91_PIO_PORTB, 21, 1);
322 at91_pio3_set_pio_pulldown(AT91_PIO_PORTB, 21, 0);
323
Marek Vasut22cc6f52016-02-11 14:13:38 +0100324 return 0;
325}
326
Marek Vasutd088c512017-05-02 20:27:50 +0200327int board_late_init(void)
328{
Simon Glass6a38e412017-08-03 12:22:09 -0600329 env_set("bootmode", boot_mode_sf ? "sf" : "emmc");
Marek Vasutd088c512017-05-02 20:27:50 +0200330 return 0;
331}
332
Marek Vasut22cc6f52016-02-11 14:13:38 +0100333int dram_init(void)
334{
335 gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
336 CONFIG_SYS_SDRAM_SIZE);
337 return 0;
338}
339
340int board_eth_init(bd_t *bis)
341{
342 int rc = 0;
343
344#ifdef CONFIG_MACB
345 rc = macb_eth_initialize(0, (void *)ATMEL_BASE_GMAC0, 0x00);
346#endif
347
348#ifdef CONFIG_USB_GADGET_ATMEL_USBA
349 usba_udc_probe(&pdata);
350#ifdef CONFIG_USB_ETH_RNDIS
351 usb_eth_initialize(bis);
352#endif
353#endif
354
355 return rc;
356}
357
358/* SPL */
359#ifdef CONFIG_SPL_BUILD
360void spl_board_init(void)
361{
Marek Vasutc0ab24c2017-05-02 20:27:44 +0200362#ifdef CONFIG_ATMEL_SPI
Marek Vasut22cc6f52016-02-11 14:13:38 +0100363 ma5d4evk_spi0_hw_init();
Marek Vasutc0ab24c2017-05-02 20:27:44 +0200364#endif
365#ifdef CONFIG_GENERIC_ATMEL_MCI
366 ma5d4evk_mci0_hw_init();
367 ma5d4evk_mci1_hw_init();
368#endif
Marek Vasutd088c512017-05-02 20:27:50 +0200369 board_identify();
Marek Vasut22cc6f52016-02-11 14:13:38 +0100370}
371
Marek Vasut2fea7dd2017-05-02 20:27:47 +0200372void board_boot_order(u32 *spl_boot_list)
373{
374 spl_boot_list[0] = spl_boot_device();
375
376 switch (spl_boot_list[0]) {
377 case BOOT_DEVICE_MMC1:
378 case BOOT_DEVICE_MMC2:
379 spl_boot_list[0] = BOOT_DEVICE_MMC1;
380 break;
381 case BOOT_DEVICE_SPI:
382 break;
383 case BOOT_DEVICE_USB:
384 spl_boot_list[0] = BOOT_DEVICE_MMC2;
385 break;
386 }
387}
388
Marek Vasut22cc6f52016-02-11 14:13:38 +0100389static void ddr2_conf(struct atmel_mpddrc_config *ddr2)
390{
391 ddr2->md = (ATMEL_MPDDRC_MD_DBW_32_BITS | ATMEL_MPDDRC_MD_DDR2_SDRAM);
392
393 ddr2->cr = (ATMEL_MPDDRC_CR_NC_COL_10 |
394 ATMEL_MPDDRC_CR_NR_ROW_13 |
395 ATMEL_MPDDRC_CR_CAS_DDR_CAS3 |
396 ATMEL_MPDDRC_CR_NB_8BANKS |
397 ATMEL_MPDDRC_CR_NDQS_DISABLED |
Marek Vasut22cc6f52016-02-11 14:13:38 +0100398 ATMEL_MPDDRC_CR_UNAL_SUPPORTED);
399
400 ddr2->rtr = 0x2b0;
401
402 ddr2->tpr0 = (8 << ATMEL_MPDDRC_TPR0_TRAS_OFFSET |
403 3 << ATMEL_MPDDRC_TPR0_TRCD_OFFSET |
404 3 << ATMEL_MPDDRC_TPR0_TWR_OFFSET |
405 10 << ATMEL_MPDDRC_TPR0_TRC_OFFSET |
406 3 << ATMEL_MPDDRC_TPR0_TRP_OFFSET |
407 2 << ATMEL_MPDDRC_TPR0_TRRD_OFFSET |
408 2 << ATMEL_MPDDRC_TPR0_TWTR_OFFSET |
409 2 << ATMEL_MPDDRC_TPR0_TMRD_OFFSET);
410
411 ddr2->tpr1 = (2 << ATMEL_MPDDRC_TPR1_TXP_OFFSET |
412 200 << ATMEL_MPDDRC_TPR1_TXSRD_OFFSET |
413 25 << ATMEL_MPDDRC_TPR1_TXSNR_OFFSET |
414 23 << ATMEL_MPDDRC_TPR1_TRFC_OFFSET);
415
416 ddr2->tpr2 = (7 << ATMEL_MPDDRC_TPR2_TFAW_OFFSET |
417 2 << ATMEL_MPDDRC_TPR2_TRTP_OFFSET |
418 3 << ATMEL_MPDDRC_TPR2_TRPA_OFFSET |
419 2 << ATMEL_MPDDRC_TPR2_TXARDS_OFFSET |
420 8 << ATMEL_MPDDRC_TPR2_TXARD_OFFSET);
421}
422
423void mem_init(void)
424{
425 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
426 struct atmel_mpddrc_config ddr2;
427
428 ddr2_conf(&ddr2);
429
430 /* enable MPDDR clock */
431 at91_periph_clk_enable(ATMEL_ID_MPDDRC);
432 writel(AT91_PMC_DDR, &pmc->scer);
433
434 /* DDRAM2 Controller initialize */
435 ddr2_init(ATMEL_BASE_MPDDRC, ATMEL_BASE_DDRCS, &ddr2);
436}
437
438void at91_pmc_init(void)
439{
440 struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
441 u32 tmp;
442
443 tmp = AT91_PMC_PLLAR_29 |
444 AT91_PMC_PLLXR_PLLCOUNT(0x3f) |
445 AT91_PMC_PLLXR_MUL(87) |
446 AT91_PMC_PLLXR_DIV(1);
447 at91_plla_init(tmp);
448
449 writel(0x0 << 8, &pmc->pllicpr);
450
451 tmp = AT91_PMC_MCKR_H32MXDIV |
452 AT91_PMC_MCKR_PLLADIV_2 |
453 AT91_PMC_MCKR_MDIV_3 |
454 AT91_PMC_MCKR_CSS_PLLA;
455 at91_mck_init(tmp);
456}
457#endif