2 * (C) Copyright 2011 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>
33 #include <fsl_esdhc.h>
36 #define ETHERNET_INT (1 * 32 + 31) /* GPIO2_31 */
38 DECLARE_GLOBAL_DATA_PTR
;
44 size1
= get_ram_size((void *)PHYS_SDRAM_1
, PHYS_SDRAM_1_SIZE
);
45 size2
= get_ram_size((void *)PHYS_SDRAM_2
, PHYS_SDRAM_2_SIZE
);
47 gd
->ram_size
= size1
+ size2
;
51 void dram_init_banksize(void)
53 gd
->bd
->bi_dram
[0].start
= PHYS_SDRAM_1
;
54 gd
->bd
->bi_dram
[0].size
= PHYS_SDRAM_1_SIZE
;
56 gd
->bd
->bi_dram
[1].start
= PHYS_SDRAM_2
;
57 gd
->bd
->bi_dram
[1].size
= PHYS_SDRAM_2_SIZE
;
60 static void setup_iomux_uart(void)
63 mxc_request_iomux(MX53_PIN_ATA_DMACK
, IOMUX_CONFIG_ALT3
);
64 mxc_iomux_set_pad(MX53_PIN_ATA_DMACK
,
65 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
66 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
67 PAD_CTL_HYS_ENABLE
| PAD_CTL_100K_PU
|
68 PAD_CTL_ODE_OPENDRAIN_ENABLE
);
69 mxc_iomux_set_input(MX53_UART1_IPP_UART_RXD_MUX_SELECT_INPUT
, 0x3);
72 mxc_request_iomux(MX53_PIN_ATA_DIOW
, IOMUX_CONFIG_ALT3
);
73 mxc_iomux_set_pad(MX53_PIN_ATA_DIOW
,
74 PAD_CTL_HYS_ENABLE
| PAD_CTL_DRV_HIGH
|
75 PAD_CTL_PUE_PULL
| PAD_CTL_PKE_ENABLE
|
76 PAD_CTL_HYS_ENABLE
| PAD_CTL_100K_PU
|
77 PAD_CTL_ODE_OPENDRAIN_ENABLE
);
80 #ifdef CONFIG_FSL_ESDHC
81 struct fsl_esdhc_cfg esdhc_cfg
[2] = {
82 {MMC_SDHC1_BASE_ADDR
, 1 },
83 {MMC_SDHC2_BASE_ADDR
, 1 },
86 int board_mmc_getcd(struct mmc
*mmc
)
88 struct fsl_esdhc_cfg
*cfg
= (struct fsl_esdhc_cfg
*)mmc
->priv
;
91 mxc_request_iomux(MX53_PIN_GPIO_1
, IOMUX_CONFIG_ALT1
);
92 mxc_request_iomux(MX53_PIN_GPIO_4
, IOMUX_CONFIG_ALT1
);
94 if (cfg
->esdhc_base
== MMC_SDHC1_BASE_ADDR
)
95 ret
= !gpio_get_value(1); /* GPIO1_1 */
97 ret
= !gpio_get_value(4); /* GPIO1_4 */
102 int board_mmc_init(bd_t
*bis
)
107 for (index
= 0; index
< CONFIG_SYS_FSL_ESDHC_NUM
; index
++) {
110 mxc_request_iomux(MX53_PIN_SD1_CMD
, IOMUX_CONFIG_ALT0
);
111 mxc_request_iomux(MX53_PIN_SD1_CLK
, IOMUX_CONFIG_ALT0
);
112 mxc_request_iomux(MX53_PIN_SD1_DATA0
,
114 mxc_request_iomux(MX53_PIN_SD1_DATA1
,
116 mxc_request_iomux(MX53_PIN_SD1_DATA2
,
118 mxc_request_iomux(MX53_PIN_SD1_DATA3
,
121 mxc_iomux_set_pad(MX53_PIN_SD1_CMD
, 0x1E4);
122 mxc_iomux_set_pad(MX53_PIN_SD1_CLK
, 0xD4);
123 mxc_iomux_set_pad(MX53_PIN_SD1_DATA0
, 0x1D4);
124 mxc_iomux_set_pad(MX53_PIN_SD1_DATA1
, 0x1D4);
125 mxc_iomux_set_pad(MX53_PIN_SD1_DATA2
, 0x1D4);
126 mxc_iomux_set_pad(MX53_PIN_SD1_DATA3
, 0x1D4);
129 mxc_request_iomux(MX53_PIN_SD2_CMD
,
130 IOMUX_CONFIG_ALT0
| IOMUX_CONFIG_SION
);
131 mxc_request_iomux(MX53_PIN_SD2_CLK
,
132 IOMUX_CONFIG_ALT0
| IOMUX_CONFIG_SION
);
133 mxc_request_iomux(MX53_PIN_SD2_DATA0
,
135 mxc_request_iomux(MX53_PIN_SD2_DATA1
,
137 mxc_request_iomux(MX53_PIN_SD2_DATA2
,
139 mxc_request_iomux(MX53_PIN_SD2_DATA3
,
141 mxc_request_iomux(MX53_PIN_ATA_DATA12
,
143 mxc_request_iomux(MX53_PIN_ATA_DATA13
,
145 mxc_request_iomux(MX53_PIN_ATA_DATA14
,
147 mxc_request_iomux(MX53_PIN_ATA_DATA15
,
150 mxc_iomux_set_pad(MX53_PIN_SD2_CMD
, 0x1E4);
151 mxc_iomux_set_pad(MX53_PIN_SD2_CLK
, 0xD4);
152 mxc_iomux_set_pad(MX53_PIN_SD2_DATA0
, 0x1D4);
153 mxc_iomux_set_pad(MX53_PIN_SD2_DATA1
, 0x1D4);
154 mxc_iomux_set_pad(MX53_PIN_SD2_DATA2
, 0x1D4);
155 mxc_iomux_set_pad(MX53_PIN_SD2_DATA3
, 0x1D4);
156 mxc_iomux_set_pad(MX53_PIN_ATA_DATA12
, 0x1D4);
157 mxc_iomux_set_pad(MX53_PIN_ATA_DATA13
, 0x1D4);
158 mxc_iomux_set_pad(MX53_PIN_ATA_DATA14
, 0x1D4);
159 mxc_iomux_set_pad(MX53_PIN_ATA_DATA15
, 0x1D4);
162 printf("Warning: you configured more ESDHC controller"
163 "(%d) as supported by the board(2)\n",
164 CONFIG_SYS_FSL_ESDHC_NUM
);
167 status
|= fsl_esdhc_initialize(bis
, &esdhc_cfg
[index
]);
174 static void weim_smc911x_iomux(void)
176 /* ETHERNET_INT as GPIO2_31 */
177 mxc_request_iomux(MX53_PIN_EIM_EB3
, IOMUX_CONFIG_ALT1
);
178 gpio_direction_input(ETHERNET_INT
);
181 mxc_request_iomux(MX53_PIN_EIM_D16
, IOMUX_CONFIG_ALT0
);
182 mxc_iomux_set_pad(MX53_PIN_EIM_D16
, 0xA4);
184 mxc_request_iomux(MX53_PIN_EIM_D17
, IOMUX_CONFIG_ALT0
);
185 mxc_iomux_set_pad(MX53_PIN_EIM_D17
, 0xA4);
187 mxc_request_iomux(MX53_PIN_EIM_D18
, IOMUX_CONFIG_ALT0
);
188 mxc_iomux_set_pad(MX53_PIN_EIM_D18
, 0xA4);
190 mxc_request_iomux(MX53_PIN_EIM_D19
, IOMUX_CONFIG_ALT0
);
191 mxc_iomux_set_pad(MX53_PIN_EIM_D19
, 0xA4);
193 mxc_request_iomux(MX53_PIN_EIM_D20
, IOMUX_CONFIG_ALT0
);
194 mxc_iomux_set_pad(MX53_PIN_EIM_D20
, 0xA4);
196 mxc_request_iomux(MX53_PIN_EIM_D21
, IOMUX_CONFIG_ALT0
);
197 mxc_iomux_set_pad(MX53_PIN_EIM_D21
, 0xA4);
199 mxc_request_iomux(MX53_PIN_EIM_D22
, IOMUX_CONFIG_ALT0
);
200 mxc_iomux_set_pad(MX53_PIN_EIM_D22
, 0xA4);
202 mxc_request_iomux(MX53_PIN_EIM_D23
, IOMUX_CONFIG_ALT0
);
203 mxc_iomux_set_pad(MX53_PIN_EIM_D23
, 0xA4);
205 mxc_request_iomux(MX53_PIN_EIM_D24
, IOMUX_CONFIG_ALT0
);
206 mxc_iomux_set_pad(MX53_PIN_EIM_D24
, 0xA4);
208 mxc_request_iomux(MX53_PIN_EIM_D25
, IOMUX_CONFIG_ALT0
);
209 mxc_iomux_set_pad(MX53_PIN_EIM_D25
, 0xA4);
211 mxc_request_iomux(MX53_PIN_EIM_D26
, IOMUX_CONFIG_ALT0
);
212 mxc_iomux_set_pad(MX53_PIN_EIM_D26
, 0xA4);
214 mxc_request_iomux(MX53_PIN_EIM_D27
, IOMUX_CONFIG_ALT0
);
215 mxc_iomux_set_pad(MX53_PIN_EIM_D27
, 0xA4);
217 mxc_request_iomux(MX53_PIN_EIM_D28
, IOMUX_CONFIG_ALT0
);
218 mxc_iomux_set_pad(MX53_PIN_EIM_D28
, 0xA4);
220 mxc_request_iomux(MX53_PIN_EIM_D29
, IOMUX_CONFIG_ALT0
);
221 mxc_iomux_set_pad(MX53_PIN_EIM_D29
, 0xA4);
223 mxc_request_iomux(MX53_PIN_EIM_D30
, IOMUX_CONFIG_ALT0
);
224 mxc_iomux_set_pad(MX53_PIN_EIM_D30
, 0xA4);
226 mxc_request_iomux(MX53_PIN_EIM_D31
, IOMUX_CONFIG_ALT0
);
227 mxc_iomux_set_pad(MX53_PIN_EIM_D31
, 0xA4);
230 mxc_request_iomux(MX53_PIN_EIM_DA0
, IOMUX_CONFIG_ALT0
);
231 mxc_iomux_set_pad(MX53_PIN_EIM_DA0
, 0xA4);
233 mxc_request_iomux(MX53_PIN_EIM_DA1
, IOMUX_CONFIG_ALT0
);
234 mxc_iomux_set_pad(MX53_PIN_EIM_DA1
, 0xA4);
236 mxc_request_iomux(MX53_PIN_EIM_DA2
, IOMUX_CONFIG_ALT0
);
237 mxc_iomux_set_pad(MX53_PIN_EIM_DA2
, 0xA4);
239 mxc_request_iomux(MX53_PIN_EIM_DA3
, IOMUX_CONFIG_ALT0
);
240 mxc_iomux_set_pad(MX53_PIN_EIM_DA3
, 0xA4);
242 mxc_request_iomux(MX53_PIN_EIM_DA4
, IOMUX_CONFIG_ALT0
);
243 mxc_iomux_set_pad(MX53_PIN_EIM_DA4
, 0xA4);
245 mxc_request_iomux(MX53_PIN_EIM_DA5
, IOMUX_CONFIG_ALT0
);
246 mxc_iomux_set_pad(MX53_PIN_EIM_DA5
, 0xA4);
248 mxc_request_iomux(MX53_PIN_EIM_DA6
, IOMUX_CONFIG_ALT0
);
249 mxc_iomux_set_pad(MX53_PIN_EIM_DA6
, 0xA4);
251 /* other EIM signals for ethernet */
252 mxc_request_iomux(MX53_PIN_EIM_OE
, IOMUX_CONFIG_ALT0
);
253 mxc_request_iomux(MX53_PIN_EIM_RW
, IOMUX_CONFIG_ALT0
);
254 mxc_request_iomux(MX53_PIN_EIM_CS1
, IOMUX_CONFIG_ALT0
);
257 static void weim_cs1_settings(void)
259 struct weim
*weim_regs
= (struct weim
*)WEIM_BASE_ADDR
;
261 writel(MX53ARD_CS1GCR1
, &weim_regs
->cs1gcr1
);
262 writel(0x0, &weim_regs
->cs1gcr2
);
263 writel(MX53ARD_CS1RCR1
, &weim_regs
->cs1rcr1
);
264 writel(MX53ARD_CS1RCR2
, &weim_regs
->cs1rcr2
);
265 writel(MX53ARD_CS1WCR1
, &weim_regs
->cs1wcr1
);
266 writel(0x0, &weim_regs
->cs1wcr2
);
267 writel(0x0, &weim_regs
->wcr
);
269 set_chipselect_size(CS0_64M_CS1_64M
);
272 int board_early_init_f(void)
280 /* address of boot parameters */
281 gd
->bd
->bi_boot_params
= PHYS_SDRAM_1
+ 0x100;
286 int board_eth_init(bd_t
*bis
)
290 weim_smc911x_iomux();
293 #ifdef CONFIG_SMC911X
294 rc
= smc911x_initialize(0, CONFIG_SMC911X_BASE
);
301 puts("Board: MX53ARD\n");