]>
Commit | Line | Data |
---|---|---|
3225f34e BS |
1 | /* |
2 | * Copyright (C) 2012 - 2013 Atmel Corporation | |
3 | * Bo Shen <voice.shen@atmel.com> | |
4 | * | |
1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
3225f34e BS |
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> | |
e08d6f3a | 20 | #include <micrel.h> |
3225f34e BS |
21 | #include <net.h> |
22 | #include <netdev.h> | |
c5e8885a BS |
23 | #include <spl.h> |
24 | #include <asm/arch/atmel_mpddrc.h> | |
25 | #include <asm/arch/at91_wdt.h> | |
3225f34e | 26 | |
3668ce3c BS |
27 | #ifdef CONFIG_USB_GADGET_ATMEL_USBA |
28 | #include <asm/arch/atmel_usba_udc.h> | |
29 | #endif | |
30 | ||
3225f34e BS |
31 | DECLARE_GLOBAL_DATA_PTR; |
32 | ||
33 | /* ------------------------------------------------------------------------- */ | |
34 | /* | |
35 | * Miscelaneous platform dependent initialisations | |
36 | */ | |
37 | ||
38 | #ifdef CONFIG_NAND_ATMEL | |
39 | void sama5d3xek_nand_hw_init(void) | |
40 | { | |
41 | struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC; | |
42 | ||
43 | at91_periph_clk_enable(ATMEL_ID_SMC); | |
44 | ||
45 | /* Configure SMC CS3 for NAND/SmartMedia */ | |
46 | writel(AT91_SMC_SETUP_NWE(2) | AT91_SMC_SETUP_NCS_WR(1) | | |
47 | AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(1), | |
48 | &smc->cs[3].setup); | |
49 | writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(5) | | |
50 | AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(5), | |
51 | &smc->cs[3].pulse); | |
52 | writel(AT91_SMC_CYCLE_NWE(8) | AT91_SMC_CYCLE_NRD(8), | |
53 | &smc->cs[3].cycle); | |
54 | writel(AT91_SMC_TIMINGS_TCLR(3) | AT91_SMC_TIMINGS_TADL(10) | | |
55 | AT91_SMC_TIMINGS_TAR(3) | AT91_SMC_TIMINGS_TRR(4) | | |
56 | AT91_SMC_TIMINGS_TWB(5) | AT91_SMC_TIMINGS_RBNSEL(3)| | |
57 | AT91_SMC_TIMINGS_NFSEL(1), &smc->cs[3].timings); | |
58 | writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | | |
59 | AT91_SMC_MODE_EXNW_DISABLE | | |
60 | #ifdef CONFIG_SYS_NAND_DBW_16 | |
61 | AT91_SMC_MODE_DBW_16 | | |
62 | #else /* CONFIG_SYS_NAND_DBW_8 */ | |
63 | AT91_SMC_MODE_DBW_8 | | |
64 | #endif | |
65 | AT91_SMC_MODE_TDF_CYCLE(3), | |
66 | &smc->cs[3].mode); | |
67 | } | |
68 | #endif | |
69 | ||
70 | #ifdef CONFIG_CMD_USB | |
71 | static void sama5d3xek_usb_hw_init(void) | |
72 | { | |
73 | at91_set_pio_output(AT91_PIO_PORTD, 25, 0); | |
74 | at91_set_pio_output(AT91_PIO_PORTD, 26, 0); | |
75 | at91_set_pio_output(AT91_PIO_PORTD, 27, 0); | |
76 | } | |
77 | #endif | |
78 | ||
79 | #ifdef CONFIG_GENERIC_ATMEL_MCI | |
80 | static void sama5d3xek_mci_hw_init(void) | |
81 | { | |
82 | at91_mci_hw_init(); | |
83 | ||
84 | at91_set_pio_output(AT91_PIO_PORTB, 10, 0); /* MCI0 Power */ | |
85 | } | |
86 | #endif | |
87 | ||
88 | #ifdef CONFIG_LCD | |
89 | vidinfo_t panel_info = { | |
90 | .vl_col = 800, | |
91 | .vl_row = 480, | |
92 | .vl_clk = 24000000, | |
93 | .vl_sync = ATMEL_LCDC_INVLINE_NORMAL | ATMEL_LCDC_INVFRAME_NORMAL, | |
94 | .vl_bpix = LCD_BPP, | |
95 | .vl_tft = 1, | |
96 | .vl_hsync_len = 128, | |
97 | .vl_left_margin = 64, | |
98 | .vl_right_margin = 64, | |
99 | .vl_vsync_len = 2, | |
100 | .vl_upper_margin = 22, | |
101 | .vl_lower_margin = 21, | |
102 | .mmio = ATMEL_BASE_LCDC, | |
103 | }; | |
104 | ||
105 | void lcd_enable(void) | |
106 | { | |
107 | } | |
108 | ||
109 | void lcd_disable(void) | |
110 | { | |
111 | } | |
112 | ||
113 | static void sama5d3xek_lcd_hw_init(void) | |
114 | { | |
115 | gd->fb_base = CONFIG_SAMA5D3_LCD_BASE; | |
116 | ||
117 | /* The higher 8 bit of LCD is board related */ | |
118 | at91_set_c_periph(AT91_PIO_PORTC, 14, 0); /* LCDD16 */ | |
119 | at91_set_c_periph(AT91_PIO_PORTC, 13, 0); /* LCDD17 */ | |
120 | at91_set_c_periph(AT91_PIO_PORTC, 12, 0); /* LCDD18 */ | |
121 | at91_set_c_periph(AT91_PIO_PORTC, 11, 0); /* LCDD19 */ | |
122 | at91_set_c_periph(AT91_PIO_PORTC, 10, 0); /* LCDD20 */ | |
123 | at91_set_c_periph(AT91_PIO_PORTC, 15, 0); /* LCDD21 */ | |
124 | at91_set_c_periph(AT91_PIO_PORTE, 27, 0); /* LCDD22 */ | |
125 | at91_set_c_periph(AT91_PIO_PORTE, 28, 0); /* LCDD23 */ | |
126 | ||
127 | /* Configure lower 16 bit of LCD and enable clock */ | |
128 | at91_lcd_hw_init(); | |
129 | } | |
130 | ||
131 | #ifdef CONFIG_LCD_INFO | |
132 | #include <nand.h> | |
133 | #include <version.h> | |
134 | ||
135 | void lcd_show_board_info(void) | |
136 | { | |
d02a60a1 WJ |
137 | ulong dram_size; |
138 | uint64_t nand_size; | |
3225f34e BS |
139 | int i; |
140 | char temp[32]; | |
141 | ||
142 | lcd_printf("%s\n", U_BOOT_VERSION); | |
143 | lcd_printf("(C) 2013 ATMEL Corp\n"); | |
144 | lcd_printf("at91@atmel.com\n"); | |
145 | lcd_printf("%s CPU at %s MHz\n", get_cpu_name(), | |
146 | strmhz(temp, get_cpu_clk_rate())); | |
147 | ||
148 | dram_size = 0; | |
149 | for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) | |
150 | dram_size += gd->bd->bi_dram[i].size; | |
151 | ||
152 | nand_size = 0; | |
153 | #ifdef CONFIG_NAND_ATMEL | |
154 | for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) | |
155 | nand_size += nand_info[i].size; | |
156 | #endif | |
d02a60a1 | 157 | lcd_printf("%ld MB SDRAM, %lld MB NAND\n", |
3225f34e BS |
158 | dram_size >> 20, nand_size >> 20); |
159 | } | |
160 | #endif /* CONFIG_LCD_INFO */ | |
161 | #endif /* CONFIG_LCD */ | |
162 | ||
163 | int board_early_init_f(void) | |
164 | { | |
d2acb986 BS |
165 | at91_periph_clk_enable(ATMEL_ID_PIOA); |
166 | at91_periph_clk_enable(ATMEL_ID_PIOB); | |
167 | at91_periph_clk_enable(ATMEL_ID_PIOC); | |
168 | at91_periph_clk_enable(ATMEL_ID_PIOD); | |
169 | at91_periph_clk_enable(ATMEL_ID_PIOE); | |
170 | ||
3225f34e BS |
171 | at91_seriald_hw_init(); |
172 | ||
173 | return 0; | |
174 | } | |
175 | ||
176 | int board_init(void) | |
177 | { | |
178 | /* adress of boot parameters */ | |
179 | gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; | |
180 | ||
181 | #ifdef CONFIG_NAND_ATMEL | |
182 | sama5d3xek_nand_hw_init(); | |
183 | #endif | |
184 | #ifdef CONFIG_CMD_USB | |
185 | sama5d3xek_usb_hw_init(); | |
186 | #endif | |
3668ce3c BS |
187 | #ifdef CONFIG_USB_GADGET_ATMEL_USBA |
188 | at91_udp_hw_init(); | |
189 | #endif | |
3225f34e BS |
190 | #ifdef CONFIG_GENERIC_ATMEL_MCI |
191 | sama5d3xek_mci_hw_init(); | |
192 | #endif | |
193 | #ifdef CONFIG_ATMEL_SPI | |
194 | at91_spi0_hw_init(1 << 0); | |
195 | #endif | |
196 | #ifdef CONFIG_MACB | |
197 | if (has_emac()) | |
198 | at91_macb_hw_init(); | |
e08d6f3a BS |
199 | if (has_gmac()) |
200 | at91_gmac_hw_init(); | |
3225f34e BS |
201 | #endif |
202 | #ifdef CONFIG_LCD | |
203 | if (has_lcdc()) | |
204 | sama5d3xek_lcd_hw_init(); | |
205 | #endif | |
206 | return 0; | |
207 | } | |
208 | ||
209 | int dram_init(void) | |
210 | { | |
211 | gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE, | |
212 | CONFIG_SYS_SDRAM_SIZE); | |
213 | return 0; | |
214 | } | |
215 | ||
e08d6f3a BS |
216 | int board_phy_config(struct phy_device *phydev) |
217 | { | |
218 | /* rx data delay */ | |
219 | ksz9021_phy_extended_write(phydev, | |
220 | MII_KSZ9021_EXT_RGMII_RX_DATA_SKEW, 0x2222); | |
221 | /* tx data delay */ | |
222 | ksz9021_phy_extended_write(phydev, | |
223 | MII_KSZ9021_EXT_RGMII_TX_DATA_SKEW, 0x2222); | |
224 | /* rx/tx clock delay */ | |
225 | ksz9021_phy_extended_write(phydev, | |
226 | MII_KSZ9021_EXT_RGMII_CLOCK_SKEW, 0xf2f4); | |
227 | ||
228 | return 0; | |
229 | } | |
230 | ||
3225f34e BS |
231 | int board_eth_init(bd_t *bis) |
232 | { | |
233 | int rc = 0; | |
234 | ||
235 | #ifdef CONFIG_MACB | |
236 | if (has_emac()) | |
237 | rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC, 0x00); | |
e08d6f3a BS |
238 | if (has_gmac()) |
239 | rc = macb_eth_initialize(0, (void *)ATMEL_BASE_GMAC, 0x00); | |
3668ce3c BS |
240 | #endif |
241 | #ifdef CONFIG_USB_GADGET_ATMEL_USBA | |
242 | usba_udc_probe(&pdata); | |
243 | #ifdef CONFIG_USB_ETH_RNDIS | |
244 | usb_eth_initialize(bis); | |
245 | #endif | |
3225f34e BS |
246 | #endif |
247 | ||
248 | return rc; | |
249 | } | |
250 | ||
251 | #ifdef CONFIG_GENERIC_ATMEL_MCI | |
252 | int board_mmc_init(bd_t *bis) | |
253 | { | |
254 | int rc = 0; | |
255 | ||
256 | rc = atmel_mci_init((void *)ATMEL_BASE_MCI0); | |
257 | ||
258 | return rc; | |
259 | } | |
260 | #endif | |
261 | ||
262 | /* SPI chip select control */ | |
263 | #ifdef CONFIG_ATMEL_SPI | |
264 | #include <spi.h> | |
265 | ||
266 | int spi_cs_is_valid(unsigned int bus, unsigned int cs) | |
267 | { | |
268 | return bus == 0 && cs < 4; | |
269 | } | |
270 | ||
271 | void spi_cs_activate(struct spi_slave *slave) | |
272 | { | |
273 | switch (slave->cs) { | |
274 | case 0: | |
275 | at91_set_pio_output(AT91_PIO_PORTD, 13, 0); | |
276 | case 1: | |
277 | at91_set_pio_output(AT91_PIO_PORTD, 14, 0); | |
278 | case 2: | |
279 | at91_set_pio_output(AT91_PIO_PORTD, 15, 0); | |
280 | case 3: | |
281 | at91_set_pio_output(AT91_PIO_PORTD, 16, 0); | |
282 | default: | |
283 | break; | |
284 | } | |
285 | } | |
286 | ||
287 | void spi_cs_deactivate(struct spi_slave *slave) | |
288 | { | |
289 | switch (slave->cs) { | |
290 | case 0: | |
291 | at91_set_pio_output(AT91_PIO_PORTD, 13, 1); | |
292 | case 1: | |
293 | at91_set_pio_output(AT91_PIO_PORTD, 14, 1); | |
294 | case 2: | |
295 | at91_set_pio_output(AT91_PIO_PORTD, 15, 1); | |
296 | case 3: | |
297 | at91_set_pio_output(AT91_PIO_PORTD, 16, 1); | |
298 | default: | |
299 | break; | |
300 | } | |
301 | } | |
302 | #endif /* CONFIG_ATMEL_SPI */ | |
c5e8885a BS |
303 | |
304 | /* SPL */ | |
305 | #ifdef CONFIG_SPL_BUILD | |
306 | void spl_board_init(void) | |
307 | { | |
308 | #ifdef CONFIG_SYS_USE_MMC | |
309 | sama5d3xek_mci_hw_init(); | |
310 | #endif | |
311 | } | |
312 | ||
313 | static void ddr2_conf(struct atmel_mpddr *ddr2) | |
314 | { | |
315 | ddr2->md = (ATMEL_MPDDRC_MD_DBW_32_BITS | ATMEL_MPDDRC_MD_DDR2_SDRAM); | |
316 | ||
317 | ddr2->cr = (ATMEL_MPDDRC_CR_NC_COL_10 | | |
318 | ATMEL_MPDDRC_CR_NR_ROW_14 | | |
319 | ATMEL_MPDDRC_CR_CAS_DDR_CAS3 | | |
320 | ATMEL_MPDDRC_CR_ENRDM_ON | | |
321 | ATMEL_MPDDRC_CR_NB_8BANKS | | |
322 | ATMEL_MPDDRC_CR_NDQS_DISABLED | | |
323 | ATMEL_MPDDRC_CR_DECOD_INTERLEAVED | | |
324 | ATMEL_MPDDRC_CR_UNAL_SUPPORTED); | |
325 | /* | |
326 | * As the DDR2-SDRAm device requires a refresh time is 7.8125us | |
327 | * when DDR run at 133MHz, so it needs (7.8125us * 133MHz / 10^9) clocks | |
328 | */ | |
329 | ddr2->rtr = 0x411; | |
330 | ||
331 | ddr2->tpr0 = (6 << ATMEL_MPDDRC_TPR0_TRAS_OFFSET | | |
332 | 2 << ATMEL_MPDDRC_TPR0_TRCD_OFFSET | | |
333 | 2 << ATMEL_MPDDRC_TPR0_TWR_OFFSET | | |
334 | 8 << ATMEL_MPDDRC_TPR0_TRC_OFFSET | | |
335 | 2 << ATMEL_MPDDRC_TPR0_TRP_OFFSET | | |
336 | 2 << ATMEL_MPDDRC_TPR0_TRRD_OFFSET | | |
337 | 2 << ATMEL_MPDDRC_TPR0_TWTR_OFFSET | | |
338 | 2 << ATMEL_MPDDRC_TPR0_TMRD_OFFSET); | |
339 | ||
340 | ddr2->tpr1 = (2 << ATMEL_MPDDRC_TPR1_TXP_OFFSET | | |
341 | 200 << ATMEL_MPDDRC_TPR1_TXSRD_OFFSET | | |
342 | 28 << ATMEL_MPDDRC_TPR1_TXSNR_OFFSET | | |
343 | 26 << ATMEL_MPDDRC_TPR1_TRFC_OFFSET); | |
344 | ||
345 | ddr2->tpr2 = (7 << ATMEL_MPDDRC_TPR2_TFAW_OFFSET | | |
346 | 2 << ATMEL_MPDDRC_TPR2_TRTP_OFFSET | | |
347 | 2 << ATMEL_MPDDRC_TPR2_TRPA_OFFSET | | |
348 | 7 << ATMEL_MPDDRC_TPR2_TXARDS_OFFSET | | |
349 | 8 << ATMEL_MPDDRC_TPR2_TXARD_OFFSET); | |
350 | } | |
351 | ||
352 | void mem_init(void) | |
353 | { | |
354 | struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; | |
355 | struct atmel_mpddr ddr2; | |
356 | ||
357 | ddr2_conf(&ddr2); | |
358 | ||
359 | /* enable MPDDR clock */ | |
360 | at91_periph_clk_enable(ATMEL_ID_MPDDRC); | |
361 | writel(0x4, &pmc->scer); | |
362 | ||
363 | /* DDRAM2 Controller initialize */ | |
364 | ddr2_init(ATMEL_BASE_DDRCS, &ddr2); | |
365 | } | |
366 | ||
367 | void at91_pmc_init(void) | |
368 | { | |
369 | struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; | |
370 | u32 tmp; | |
371 | ||
372 | tmp = AT91_PMC_PLLAR_29 | | |
373 | AT91_PMC_PLLXR_PLLCOUNT(0x3f) | | |
374 | AT91_PMC_PLLXR_MUL(43) | | |
375 | AT91_PMC_PLLXR_DIV(1); | |
376 | at91_plla_init(tmp); | |
377 | ||
378 | writel(0x3 << 8, &pmc->pllicpr); | |
379 | ||
380 | tmp = AT91_PMC_MCKR_MDIV_4 | | |
381 | AT91_PMC_MCKR_CSS_PLLA; | |
382 | at91_mck_init(tmp); | |
383 | } | |
384 | #endif |