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9#include <common.h>
10#include <asm/io.h>
11#include <asm/arch/imx-regs.h>
12#include <asm/arch/sys_proto.h>
13#include <asm/arch/crm_regs.h>
14#include <asm/arch/clock.h>
15#include <asm/arch/iomux-mx53.h>
16#include <asm/imx-common/mx5_video.h>
17#include <asm/spl.h>
18#include <linux/errno.h>
19#include <netdev.h>
20#include <i2c.h>
21#include <mmc.h>
22#include <spl.h>
23#include <fsl_esdhc.h>
24#include <asm/gpio.h>
25#include <usb/ehci-ci.h>
26#include <linux/fb.h>
27#include <ipu_pixfmt.h>
28
29
30#include "../drivers/video/mxcfb.h"
31
32DECLARE_GLOBAL_DATA_PTR;
33
34static uint32_t mx53_dram_size[2];
35
36phys_size_t get_effective_memsize(void)
37{
38
39
40
41
42
43
44
45
46
47
48
49 return mx53_dram_size[0];
50}
51
52int dram_init(void)
53{
54 mx53_dram_size[0] = get_ram_size((void *)PHYS_SDRAM_1, 1 << 30);
55 mx53_dram_size[1] = get_ram_size((void *)PHYS_SDRAM_2, 1 << 30);
56
57 gd->ram_size = mx53_dram_size[0] + mx53_dram_size[1];
58
59 return 0;
60}
61
62void dram_init_banksize(void)
63{
64 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
65 gd->bd->bi_dram[0].size = mx53_dram_size[0];
66
67 gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
68 gd->bd->bi_dram[1].size = mx53_dram_size[1];
69}
70
71static void setup_iomux_uart(void)
72{
73 static const iomux_v3_cfg_t uart_pads[] = {
74 MX53_PAD_PATA_BUFFER_EN__UART2_RXD_MUX,
75 MX53_PAD_PATA_DMARQ__UART2_TXD_MUX,
76 };
77
78 imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
79}
80
81#ifdef CONFIG_USB_EHCI_MX5
82int board_ehci_hcd_init(int port)
83{
84 if (port == 0) {
85
86 imx_iomux_v3_setup_pad(NEW_PAD_CTRL(MX53_PAD_GPIO_4__GPIO1_4,
87 PAD_CTL_PKE | PAD_CTL_DSE_HIGH));
88 gpio_direction_output(IMX_GPIO_NR(1, 4), 0);
89
90
91 imx_iomux_v3_setup_pad(MX53_PAD_GPIO_18__GPIO7_13);
92 } else if (port == 1) {
93
94 imx_iomux_v3_setup_pad(NEW_PAD_CTRL(MX53_PAD_GPIO_2__GPIO1_2,
95 PAD_CTL_PKE | PAD_CTL_DSE_HIGH));
96 gpio_direction_output(IMX_GPIO_NR(1, 2), 0);
97
98
99 imx_iomux_v3_setup_pad(MX53_PAD_GPIO_3__USBOH3_USBH1_OC);
100 }
101
102 return 0;
103}
104#endif
105
106static void setup_iomux_fec(void)
107{
108 static const iomux_v3_cfg_t fec_pads[] = {
109
110 NEW_PAD_CTRL(MX53_PAD_FEC_MDIO__FEC_MDIO, PAD_CTL_HYS |
111 PAD_CTL_DSE_HIGH | PAD_CTL_PUS_22K_UP | PAD_CTL_ODE),
112 NEW_PAD_CTRL(MX53_PAD_FEC_MDC__FEC_MDC, PAD_CTL_DSE_HIGH),
113
114
115 NEW_PAD_CTRL(MX53_PAD_FEC_CRS_DV__FEC_RX_DV,
116 PAD_CTL_HYS | PAD_CTL_PKE),
117 NEW_PAD_CTRL(MX53_PAD_FEC_REF_CLK__FEC_TX_CLK,
118 PAD_CTL_HYS | PAD_CTL_PKE),
119 NEW_PAD_CTRL(MX53_PAD_FEC_RX_ER__FEC_RX_ER,
120 PAD_CTL_HYS | PAD_CTL_PKE),
121 NEW_PAD_CTRL(MX53_PAD_FEC_TX_EN__FEC_TX_EN, PAD_CTL_DSE_HIGH),
122 NEW_PAD_CTRL(MX53_PAD_FEC_RXD0__FEC_RDATA_0,
123 PAD_CTL_HYS | PAD_CTL_PKE),
124 NEW_PAD_CTRL(MX53_PAD_FEC_RXD1__FEC_RDATA_1,
125 PAD_CTL_HYS | PAD_CTL_PKE),
126 NEW_PAD_CTRL(MX53_PAD_FEC_TXD0__FEC_TDATA_0, PAD_CTL_DSE_HIGH),
127 NEW_PAD_CTRL(MX53_PAD_FEC_TXD1__FEC_TDATA_1, PAD_CTL_DSE_HIGH),
128
129
130 NEW_PAD_CTRL(MX53_PAD_KEY_COL0__FEC_RDATA_3,
131 PAD_CTL_HYS | PAD_CTL_PKE),
132 NEW_PAD_CTRL(MX53_PAD_KEY_ROW0__FEC_TX_ER,
133 PAD_CTL_HYS | PAD_CTL_PKE),
134 NEW_PAD_CTRL(MX53_PAD_KEY_COL1__FEC_RX_CLK,
135 PAD_CTL_HYS | PAD_CTL_PKE),
136 NEW_PAD_CTRL(MX53_PAD_KEY_ROW1__FEC_COL,
137 PAD_CTL_HYS | PAD_CTL_PKE),
138 NEW_PAD_CTRL(MX53_PAD_KEY_COL2__FEC_RDATA_2,
139 PAD_CTL_HYS | PAD_CTL_PKE),
140 NEW_PAD_CTRL(MX53_PAD_KEY_ROW2__FEC_TDATA_2, PAD_CTL_DSE_HIGH),
141 NEW_PAD_CTRL(MX53_PAD_KEY_COL3__FEC_CRS,
142 PAD_CTL_HYS | PAD_CTL_PKE),
143 NEW_PAD_CTRL(MX53_PAD_GPIO_19__FEC_TDATA_3, PAD_CTL_DSE_HIGH),
144 };
145
146 imx_iomux_v3_setup_multiple_pads(fec_pads, ARRAY_SIZE(fec_pads));
147}
148
149#ifdef CONFIG_FSL_ESDHC
150struct fsl_esdhc_cfg esdhc_cfg = {
151 MMC_SDHC1_BASE_ADDR,
152};
153
154int board_mmc_getcd(struct mmc *mmc)
155{
156 imx_iomux_v3_setup_pad(MX53_PAD_GPIO_1__GPIO1_1);
157 gpio_direction_input(IMX_GPIO_NR(1, 1));
158
159 return !gpio_get_value(IMX_GPIO_NR(1, 1));
160}
161
162#define SD_CMD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
163 PAD_CTL_PUS_100K_UP)
164#define SD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | \
165 PAD_CTL_DSE_HIGH)
166
167int board_mmc_init(bd_t *bis)
168{
169 static const iomux_v3_cfg_t sd1_pads[] = {
170 NEW_PAD_CTRL(MX53_PAD_SD1_CMD__ESDHC1_CMD, SD_CMD_PAD_CTRL),
171 NEW_PAD_CTRL(MX53_PAD_SD1_CLK__ESDHC1_CLK, SD_PAD_CTRL),
172 NEW_PAD_CTRL(MX53_PAD_SD1_DATA0__ESDHC1_DAT0, SD_PAD_CTRL),
173 NEW_PAD_CTRL(MX53_PAD_SD1_DATA1__ESDHC1_DAT1, SD_PAD_CTRL),
174 NEW_PAD_CTRL(MX53_PAD_SD1_DATA2__ESDHC1_DAT2, SD_PAD_CTRL),
175 NEW_PAD_CTRL(MX53_PAD_SD1_DATA3__ESDHC1_DAT3, SD_PAD_CTRL),
176 MX53_PAD_EIM_DA13__GPIO3_13,
177
178 MX53_PAD_EIM_EB3__GPIO2_31,
179 };
180
181 esdhc_cfg.sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
182
183 imx_iomux_v3_setup_multiple_pads(sd1_pads, ARRAY_SIZE(sd1_pads));
184
185
186 gpio_direction_output(IMX_GPIO_NR(2, 31), 0);
187
188 return fsl_esdhc_initialize(bis, &esdhc_cfg);
189}
190#endif
191
192#ifdef CONFIG_VIDEO
193static struct fb_videomode const ampire_wvga = {
194 .name = "Ampire",
195 .refresh = 60,
196 .xres = 800,
197 .yres = 480,
198 .pixclock = 29851,
199 .left_margin = 89,
200 .right_margin = 164,
201 .upper_margin = 23,
202 .lower_margin = 10,
203 .hsync_len = 10,
204 .vsync_len = 10,
205 .sync = FB_SYNC_CLK_LAT_FALL,
206};
207
208int board_video_skip(void)
209{
210 int ret;
211 ret = ipuv3_fb_init(&ire_wvga, 1, IPU_PIX_FMT_RGB666);
212 if (ret)
213 printf("Ampire LCD cannot be configured: %d\n", ret);
214 return ret;
215}
216#endif
217
218#define I2C_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH | \
219 PAD_CTL_PUS_100K_UP | PAD_CTL_ODE)
220
221static void setup_iomux_i2c(void)
222{
223 static const iomux_v3_cfg_t i2c_pads[] = {
224 NEW_PAD_CTRL(MX53_PAD_EIM_D16__I2C2_SDA, I2C_PAD_CTRL),
225 NEW_PAD_CTRL(MX53_PAD_EIM_EB2__I2C2_SCL, I2C_PAD_CTRL),
226 };
227
228 imx_iomux_v3_setup_multiple_pads(i2c_pads, ARRAY_SIZE(i2c_pads));
229}
230
231static void setup_iomux_video(void)
232{
233 static const iomux_v3_cfg_t lcd_pads[] = {
234 MX53_PAD_EIM_DA9__IPU_DISP1_DAT_0,
235 MX53_PAD_EIM_DA8__IPU_DISP1_DAT_1,
236 MX53_PAD_EIM_DA7__IPU_DISP1_DAT_2,
237 MX53_PAD_EIM_DA6__IPU_DISP1_DAT_3,
238 MX53_PAD_EIM_DA5__IPU_DISP1_DAT_4,
239 MX53_PAD_EIM_DA4__IPU_DISP1_DAT_5,
240 MX53_PAD_EIM_DA3__IPU_DISP1_DAT_6,
241 MX53_PAD_EIM_DA2__IPU_DISP1_DAT_7,
242 MX53_PAD_EIM_DA1__IPU_DISP1_DAT_8,
243 MX53_PAD_EIM_DA0__IPU_DISP1_DAT_9,
244 MX53_PAD_EIM_EB1__IPU_DISP1_DAT_10,
245 MX53_PAD_EIM_EB0__IPU_DISP1_DAT_11,
246 MX53_PAD_EIM_A17__IPU_DISP1_DAT_12,
247 MX53_PAD_EIM_A18__IPU_DISP1_DAT_13,
248 MX53_PAD_EIM_A19__IPU_DISP1_DAT_14,
249 MX53_PAD_EIM_A20__IPU_DISP1_DAT_15,
250 MX53_PAD_EIM_A21__IPU_DISP1_DAT_16,
251 MX53_PAD_EIM_A22__IPU_DISP1_DAT_17,
252 MX53_PAD_EIM_A23__IPU_DISP1_DAT_18,
253 MX53_PAD_EIM_A24__IPU_DISP1_DAT_19,
254 MX53_PAD_EIM_D31__IPU_DISP1_DAT_20,
255 MX53_PAD_EIM_D30__IPU_DISP1_DAT_21,
256 MX53_PAD_EIM_D26__IPU_DISP1_DAT_22,
257 MX53_PAD_EIM_D27__IPU_DISP1_DAT_23,
258 MX53_PAD_EIM_A16__IPU_DI1_DISP_CLK,
259 MX53_PAD_EIM_DA13__IPU_DI1_D0_CS,
260 MX53_PAD_EIM_DA14__IPU_DI1_D1_CS,
261 MX53_PAD_EIM_DA15__IPU_DI1_PIN1,
262 MX53_PAD_EIM_DA11__IPU_DI1_PIN2,
263 MX53_PAD_EIM_DA12__IPU_DI1_PIN3,
264 MX53_PAD_EIM_A25__IPU_DI1_PIN12,
265 MX53_PAD_EIM_DA10__IPU_DI1_PIN15,
266 };
267
268 imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads));
269}
270
271static void setup_iomux_nand(void)
272{
273 static const iomux_v3_cfg_t nand_pads[] = {
274 NEW_PAD_CTRL(MX53_PAD_NANDF_WE_B__EMI_NANDF_WE_B,
275 PAD_CTL_DSE_HIGH),
276 NEW_PAD_CTRL(MX53_PAD_NANDF_RE_B__EMI_NANDF_RE_B,
277 PAD_CTL_DSE_HIGH),
278 NEW_PAD_CTRL(MX53_PAD_NANDF_CLE__EMI_NANDF_CLE,
279 PAD_CTL_DSE_HIGH),
280 NEW_PAD_CTRL(MX53_PAD_NANDF_ALE__EMI_NANDF_ALE,
281 PAD_CTL_DSE_HIGH),
282 NEW_PAD_CTRL(MX53_PAD_NANDF_WP_B__EMI_NANDF_WP_B,
283 PAD_CTL_PUS_100K_UP),
284 NEW_PAD_CTRL(MX53_PAD_NANDF_RB0__EMI_NANDF_RB_0,
285 PAD_CTL_PUS_100K_UP),
286 NEW_PAD_CTRL(MX53_PAD_NANDF_CS0__EMI_NANDF_CS_0,
287 PAD_CTL_DSE_HIGH),
288 NEW_PAD_CTRL(MX53_PAD_PATA_DATA0__EMI_NANDF_D_0,
289 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
290 NEW_PAD_CTRL(MX53_PAD_PATA_DATA1__EMI_NANDF_D_1,
291 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
292 NEW_PAD_CTRL(MX53_PAD_PATA_DATA2__EMI_NANDF_D_2,
293 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
294 NEW_PAD_CTRL(MX53_PAD_PATA_DATA3__EMI_NANDF_D_3,
295 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
296 NEW_PAD_CTRL(MX53_PAD_PATA_DATA4__EMI_NANDF_D_4,
297 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
298 NEW_PAD_CTRL(MX53_PAD_PATA_DATA5__EMI_NANDF_D_5,
299 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
300 NEW_PAD_CTRL(MX53_PAD_PATA_DATA6__EMI_NANDF_D_6,
301 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
302 NEW_PAD_CTRL(MX53_PAD_PATA_DATA7__EMI_NANDF_D_7,
303 PAD_CTL_DSE_HIGH | PAD_CTL_PKE),
304 };
305
306 imx_iomux_v3_setup_multiple_pads(nand_pads, ARRAY_SIZE(nand_pads));
307}
308
309static void m53_set_clock(void)
310{
311 int ret;
312 const uint32_t ref_clk = MXC_HCLK;
313 const uint32_t dramclk = 400;
314 uint32_t cpuclk;
315
316 imx_iomux_v3_setup_pad(NEW_PAD_CTRL(MX53_PAD_GPIO_10__GPIO4_0,
317 PAD_CTL_DSE_HIGH | PAD_CTL_PKE));
318 gpio_direction_input(IMX_GPIO_NR(4, 0));
319
320
321 cpuclk = gpio_get_value(IMX_GPIO_NR(4, 0)) ? 1200 : 800;
322
323 ret = mxc_set_clock(ref_clk, cpuclk, MXC_ARM_CLK);
324 if (ret)
325 printf("CPU: Switch CPU clock to %dMHz failed\n", cpuclk);
326
327 ret = mxc_set_clock(ref_clk, dramclk, MXC_PERIPH_CLK);
328 if (ret) {
329 printf("CPU: Switch peripheral clock to %dMHz failed\n",
330 dramclk);
331 }
332
333 ret = mxc_set_clock(ref_clk, dramclk, MXC_DDR_CLK);
334 if (ret)
335 printf("CPU: Switch DDR clock to %dMHz failed\n", dramclk);
336}
337
338static void m53_set_nand(void)
339{
340 u32 i;
341
342
343 setbits_le32(M4IF_BASE_ADDR + 0xc, M4IF_GENP_WEIM_MM_MASK);
344
345
346 for (i = 0x4; i < 0x94; i += 0x18) {
347 clrbits_le32(WEIM_BASE_ADDR + i,
348 WEIM_GCR2_MUX16_BYP_GRANT_MASK);
349 }
350
351 mxc_set_clock(0, 33, MXC_NFC_CLK);
352 enable_nfc_clk(1);
353}
354
355int board_early_init_f(void)
356{
357 setup_iomux_uart();
358 setup_iomux_fec();
359 setup_iomux_i2c();
360 setup_iomux_nand();
361 setup_iomux_video();
362
363 m53_set_clock();
364
365 mxc_set_sata_internal_clock();
366
367
368 m53_set_nand();
369
370 return 0;
371}
372
373int board_init(void)
374{
375 gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
376
377 return 0;
378}
379
380int checkboard(void)
381{
382 puts("Board: DENX M53EVK\n");
383
384 return 0;
385}
386
387
388
389
390#ifdef CONFIG_SPL_BUILD
391void spl_board_init(void)
392{
393 setup_iomux_nand();
394 m53_set_clock();
395 m53_set_nand();
396}
397
398u32 spl_boot_device(void)
399{
400 return BOOT_DEVICE_NAND;
401}
402#endif
403
