2 * (C) Copyright 2010 Freescale Semiconductor, Inc.
4 * See file CREDITS for list of people who contributed to this
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 #include <asm/arch/imx-regs.h>
26 #include <asm/arch/mx5x_pins.h>
27 #include <asm/arch/sys_proto.h>
28 #include <asm/arch/crm_regs.h>
29 #include <asm/arch/iomux.h>
30 #include <asm/errno.h>
34 #include <fsl_esdhc.h>
39 DECLARE_GLOBAL_DATA_PTR
;
41 u32
get_board_rev(void)
48 /* dram_init must store complete ramsize in gd->ram_size */
49 gd
->ram_size
= get_ram_size((void *)CONFIG_SYS_SDRAM_BASE
,
54 static void setup_iomux_uart(void)
57 mxc_request_iomux(MX53_PIN_CSI0_D11
, IOMUX_CONFIG_ALT2
);
58 mxc_iomux_set_pad(MX53_PIN_CSI0_D11
,
59 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
60 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
61 PAD_CTL_HYS_ENABLE
| PAD_CTL_100K_PU
|
62 PAD_CTL_ODE_OPENDRAIN_ENABLE
);
63 mxc_iomux_set_input(MX53_UART1_IPP_UART_RXD_MUX_SELECT_INPUT
, 0x1);
66 mxc_request_iomux(MX53_PIN_CSI0_D10
, IOMUX_CONFIG_ALT2
);
67 mxc_iomux_set_pad(MX53_PIN_CSI0_D10
,
68 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
69 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
70 PAD_CTL_HYS_ENABLE
| PAD_CTL_100K_PU
|
71 PAD_CTL_ODE_OPENDRAIN_ENABLE
);
74 static void setup_i2c(unsigned int port_number
)
76 switch (port_number
) {
79 mxc_request_iomux(MX53_PIN_CSI0_D8
,
80 IOMUX_CONFIG_ALT5
| IOMUX_CONFIG_SION
);
81 mxc_iomux_set_input(MX53_I2C1_IPP_SDA_IN_SELECT_INPUT
,
83 mxc_iomux_set_pad(MX53_PIN_CSI0_D8
,
84 PAD_CTL_SRE_FAST
| PAD_CTL_DRV_HIGH
|
85 PAD_CTL_100K_PU
| PAD_CTL_HYS_ENABLE
|
86 PAD_CTL_ODE_OPENDRAIN_ENABLE
);
88 mxc_request_iomux(MX53_PIN_CSI0_D9
,
89 IOMUX_CONFIG_ALT5
| IOMUX_CONFIG_SION
);
90 mxc_iomux_set_input(MX53_I2C1_IPP_SCL_IN_SELECT_INPUT
,
92 mxc_iomux_set_pad(MX53_PIN_CSI0_D9
,
93 PAD_CTL_SRE_FAST
| PAD_CTL_DRV_HIGH
|
94 PAD_CTL_100K_PU
| PAD_CTL_HYS_ENABLE
|
95 PAD_CTL_ODE_OPENDRAIN_ENABLE
);
99 mxc_request_iomux(MX53_PIN_KEY_ROW3
,
100 IOMUX_CONFIG_ALT4
| IOMUX_CONFIG_SION
);
101 mxc_iomux_set_input(MX53_I2C2_IPP_SDA_IN_SELECT_INPUT
,
103 mxc_iomux_set_pad(MX53_PIN_KEY_ROW3
,
104 PAD_CTL_SRE_FAST
| PAD_CTL_DRV_HIGH
|
105 PAD_CTL_100K_PU
| PAD_CTL_HYS_ENABLE
|
106 PAD_CTL_ODE_OPENDRAIN_ENABLE
);
109 mxc_request_iomux(MX53_PIN_KEY_COL3
,
110 IOMUX_CONFIG_ALT4
| IOMUX_CONFIG_SION
);
111 mxc_iomux_set_input(MX53_I2C2_IPP_SCL_IN_SELECT_INPUT
,
113 mxc_iomux_set_pad(MX53_PIN_KEY_COL3
,
114 PAD_CTL_SRE_FAST
| PAD_CTL_DRV_HIGH
|
115 PAD_CTL_100K_PU
| PAD_CTL_HYS_ENABLE
|
116 PAD_CTL_ODE_OPENDRAIN_ENABLE
);
119 printf("Warning: Wrong I2C port number\n");
124 void power_init(void)
128 /* Set VDDA to 1.25V */
129 val
= pmic_reg_read(REG_SW_2
);
130 val
&= ~SWX_OUT_MASK
;
132 pmic_reg_write(REG_SW_2
, val
);
135 * Need increase VCC and VDDA to 1.3V
136 * according to MX53 IC TO2 datasheet.
138 if (is_soc_rev(CHIP_REV_2_0
) == 0) {
139 /* Set VCC to 1.3V for TO2 */
140 val
= pmic_reg_read(REG_SW_1
);
141 val
&= ~SWX_OUT_MASK
;
143 pmic_reg_write(REG_SW_1
, val
);
145 /* Set VDDA to 1.3V for TO2 */
146 val
= pmic_reg_read(REG_SW_2
);
147 val
&= ~SWX_OUT_MASK
;
149 pmic_reg_write(REG_SW_2
, val
);
153 static void setup_iomux_fec(void)
156 mxc_request_iomux(MX53_PIN_FEC_MDIO
, IOMUX_CONFIG_ALT0
);
157 mxc_iomux_set_pad(MX53_PIN_FEC_MDIO
,
158 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
159 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
160 PAD_CTL_22K_PU
| PAD_CTL_ODE_OPENDRAIN_ENABLE
);
161 mxc_iomux_set_input(MX53_FEC_FEC_MDI_SELECT_INPUT
, 0x1);
164 mxc_request_iomux(MX53_PIN_FEC_MDC
, IOMUX_CONFIG_ALT0
);
165 mxc_iomux_set_pad(MX53_PIN_FEC_MDC
, PAD_CTL_DRV_HIGH
);
168 mxc_request_iomux(MX53_PIN_FEC_RXD1
, IOMUX_CONFIG_ALT0
);
169 mxc_iomux_set_pad(MX53_PIN_FEC_RXD1
,
170 PAD_CTL_HYS_ENABLE
| PAD_CTL_PKE_ENABLE
);
173 mxc_request_iomux(MX53_PIN_FEC_RXD0
, IOMUX_CONFIG_ALT0
);
174 mxc_iomux_set_pad(MX53_PIN_FEC_RXD0
,
175 PAD_CTL_HYS_ENABLE
| PAD_CTL_PKE_ENABLE
);
178 mxc_request_iomux(MX53_PIN_FEC_TXD1
, IOMUX_CONFIG_ALT0
);
179 mxc_iomux_set_pad(MX53_PIN_FEC_TXD1
, PAD_CTL_DRV_HIGH
);
182 mxc_request_iomux(MX53_PIN_FEC_TXD0
, IOMUX_CONFIG_ALT0
);
183 mxc_iomux_set_pad(MX53_PIN_FEC_TXD0
, PAD_CTL_DRV_HIGH
);
186 mxc_request_iomux(MX53_PIN_FEC_TX_EN
, IOMUX_CONFIG_ALT0
);
187 mxc_iomux_set_pad(MX53_PIN_FEC_TX_EN
, PAD_CTL_DRV_HIGH
);
190 mxc_request_iomux(MX53_PIN_FEC_REF_CLK
, IOMUX_CONFIG_ALT0
);
191 mxc_iomux_set_pad(MX53_PIN_FEC_REF_CLK
,
192 PAD_CTL_HYS_ENABLE
| PAD_CTL_PKE_ENABLE
);
195 mxc_request_iomux(MX53_PIN_FEC_RX_ER
, IOMUX_CONFIG_ALT0
);
196 mxc_iomux_set_pad(MX53_PIN_FEC_RX_ER
,
197 PAD_CTL_HYS_ENABLE
| PAD_CTL_PKE_ENABLE
);
200 mxc_request_iomux(MX53_PIN_FEC_CRS_DV
, IOMUX_CONFIG_ALT0
);
201 mxc_iomux_set_pad(MX53_PIN_FEC_CRS_DV
,
202 PAD_CTL_HYS_ENABLE
| PAD_CTL_PKE_ENABLE
);
205 #ifdef CONFIG_FSL_ESDHC
206 struct fsl_esdhc_cfg esdhc_cfg
[2] = {
207 {MMC_SDHC1_BASE_ADDR
, 1},
208 {MMC_SDHC3_BASE_ADDR
, 1},
211 int board_mmc_getcd(u8
*cd
, struct mmc
*mmc
)
213 struct fsl_esdhc_cfg
*cfg
= (struct fsl_esdhc_cfg
*)mmc
->priv
;
215 if (cfg
->esdhc_base
== MMC_SDHC1_BASE_ADDR
)
216 *cd
= mxc_gpio_get(77); /*GPIO3_13*/
218 *cd
= mxc_gpio_get(75); /*GPIO3_11*/
223 int board_mmc_init(bd_t
*bis
)
228 for (index
= 0; index
< CONFIG_SYS_FSL_ESDHC_NUM
; index
++) {
231 mxc_request_iomux(MX53_PIN_SD1_CMD
, IOMUX_CONFIG_ALT0
);
232 mxc_request_iomux(MX53_PIN_SD1_CLK
, IOMUX_CONFIG_ALT0
);
233 mxc_request_iomux(MX53_PIN_SD1_DATA0
,
235 mxc_request_iomux(MX53_PIN_SD1_DATA1
,
237 mxc_request_iomux(MX53_PIN_SD1_DATA2
,
239 mxc_request_iomux(MX53_PIN_SD1_DATA3
,
241 mxc_request_iomux(MX53_PIN_EIM_DA13
,
244 mxc_iomux_set_pad(MX53_PIN_SD1_CMD
,
245 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
246 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
247 PAD_CTL_HYS_ENABLE
| PAD_CTL_100K_PU
);
248 mxc_iomux_set_pad(MX53_PIN_SD1_CLK
,
249 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
250 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
|
252 mxc_iomux_set_pad(MX53_PIN_SD1_DATA0
,
253 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
254 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
255 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
);
256 mxc_iomux_set_pad(MX53_PIN_SD1_DATA1
,
257 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
258 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
259 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
);
260 mxc_iomux_set_pad(MX53_PIN_SD1_DATA2
,
261 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
262 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
263 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
);
264 mxc_iomux_set_pad(MX53_PIN_SD1_DATA3
,
265 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
266 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
267 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
);
270 mxc_request_iomux(MX53_PIN_ATA_RESET_B
,
272 mxc_request_iomux(MX53_PIN_ATA_IORDY
,
274 mxc_request_iomux(MX53_PIN_ATA_DATA8
,
276 mxc_request_iomux(MX53_PIN_ATA_DATA9
,
278 mxc_request_iomux(MX53_PIN_ATA_DATA10
,
280 mxc_request_iomux(MX53_PIN_ATA_DATA11
,
282 mxc_request_iomux(MX53_PIN_ATA_DATA0
,
284 mxc_request_iomux(MX53_PIN_ATA_DATA1
,
286 mxc_request_iomux(MX53_PIN_ATA_DATA2
,
288 mxc_request_iomux(MX53_PIN_ATA_DATA3
,
290 mxc_request_iomux(MX53_PIN_EIM_DA11
,
293 mxc_iomux_set_pad(MX53_PIN_ATA_RESET_B
,
294 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
295 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
296 PAD_CTL_HYS_ENABLE
| PAD_CTL_100K_PU
);
297 mxc_iomux_set_pad(MX53_PIN_ATA_IORDY
,
298 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
299 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
|
301 mxc_iomux_set_pad(MX53_PIN_ATA_DATA8
,
302 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
303 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
304 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
);
305 mxc_iomux_set_pad(MX53_PIN_ATA_DATA9
,
306 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
307 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
308 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
);
309 mxc_iomux_set_pad(MX53_PIN_ATA_DATA10
,
310 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
311 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
312 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
);
313 mxc_iomux_set_pad(MX53_PIN_ATA_DATA11
,
314 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
315 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
316 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
);
317 mxc_iomux_set_pad(MX53_PIN_ATA_DATA0
,
318 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
319 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
320 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
);
321 mxc_iomux_set_pad(MX53_PIN_ATA_DATA1
,
322 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
323 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
324 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
);
325 mxc_iomux_set_pad(MX53_PIN_ATA_DATA2
,
326 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
327 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
328 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
);
329 mxc_iomux_set_pad(MX53_PIN_ATA_DATA3
,
330 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
331 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
332 PAD_CTL_HYS_ENABLE
| PAD_CTL_47K_PU
);
336 printf("Warning: you configured more ESDHC controller"
337 "(%d) as supported by the board(2)\n",
338 CONFIG_SYS_FSL_ESDHC_NUM
);
341 status
|= fsl_esdhc_initialize(bis
, &esdhc_cfg
[index
]);
348 int board_early_init_f(void)
358 gd
->bd
->bi_arch_number
= MACH_TYPE_MX53_EVK
;
359 /* address of boot parameters */
360 gd
->bd
->bi_boot_params
= PHYS_SDRAM_1
+ 0x100;
365 int board_late_init(void)
375 puts("Board: MX53EVK\n");