2 * Copyright (C) 2010 Eric Benard - eric@eukrea.com
4 * Based on pcm970-baseboard.c which is :
5 * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
22 #include <linux/types.h>
23 #include <linux/init.h>
25 #include <linux/gpio.h>
26 #include <linux/interrupt.h>
27 #include <linux/leds.h>
28 #include <linux/platform_device.h>
29 #include <linux/input.h>
30 #include <video/platform_lcd.h>
31 #include <linux/i2c.h>
33 #include <asm/mach-types.h>
34 #include <asm/mach/arch.h>
35 #include <asm/mach/time.h>
36 #include <asm/mach/map.h>
38 #include <mach/hardware.h>
39 #include <mach/common.h>
40 #include <mach/iomux-mx35.h>
41 #include <mach/audmux.h>
43 #include "devices-imx35.h"
45 static const struct fb_videomode fb_modedb
[] = {
51 .pixclock
= KHZ2PICOS(6500),
59 .vmode
= FB_VMODE_NONINTERLACED
,
74 .sync
= FB_SYNC_VERT_HIGH_ACT
| FB_SYNC_HOR_HIGH_ACT
|
75 FB_SYNC_OE_ACT_HIGH
| FB_SYNC_CLK_INVERT
,
76 .vmode
= FB_VMODE_NONINTERLACED
,
91 .sync
= FB_SYNC_VERT_HIGH_ACT
| FB_SYNC_HOR_HIGH_ACT
|
92 FB_SYNC_OE_ACT_HIGH
| FB_SYNC_CLK_INVERT
,
93 .vmode
= FB_VMODE_NONINTERLACED
,
98 static const struct ipu_platform_data mx3_ipu_data __initconst
= {
99 .irq_base
= MXC_IPU_IRQ_START
,
102 static struct mx3fb_platform_data mx3fb_pdata __initdata
= {
105 .num_modes
= ARRAY_SIZE(fb_modedb
),
108 static iomux_v3_cfg_t eukrea_mbimxsd_pads
[] = {
110 MX35_PAD_LD0__IPU_DISPB_DAT_0
,
111 MX35_PAD_LD1__IPU_DISPB_DAT_1
,
112 MX35_PAD_LD2__IPU_DISPB_DAT_2
,
113 MX35_PAD_LD3__IPU_DISPB_DAT_3
,
114 MX35_PAD_LD4__IPU_DISPB_DAT_4
,
115 MX35_PAD_LD5__IPU_DISPB_DAT_5
,
116 MX35_PAD_LD6__IPU_DISPB_DAT_6
,
117 MX35_PAD_LD7__IPU_DISPB_DAT_7
,
118 MX35_PAD_LD8__IPU_DISPB_DAT_8
,
119 MX35_PAD_LD9__IPU_DISPB_DAT_9
,
120 MX35_PAD_LD10__IPU_DISPB_DAT_10
,
121 MX35_PAD_LD11__IPU_DISPB_DAT_11
,
122 MX35_PAD_LD12__IPU_DISPB_DAT_12
,
123 MX35_PAD_LD13__IPU_DISPB_DAT_13
,
124 MX35_PAD_LD14__IPU_DISPB_DAT_14
,
125 MX35_PAD_LD15__IPU_DISPB_DAT_15
,
126 MX35_PAD_LD16__IPU_DISPB_DAT_16
,
127 MX35_PAD_LD17__IPU_DISPB_DAT_17
,
128 MX35_PAD_D3_HSYNC__IPU_DISPB_D3_HSYNC
,
129 MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK
,
130 MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY
,
131 MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC
,
133 MX35_PAD_CONTRAST__IPU_DISPB_CONTR
,
135 MX35_PAD_D3_CLS__GPIO1_4
,
137 MX35_PAD_LD23__GPIO3_29
,
139 MX35_PAD_LD19__GPIO3_25
,
141 MX35_PAD_CTS2__UART2_CTS
,
142 MX35_PAD_RTS2__UART2_RTS
,
143 MX35_PAD_TXD2__UART2_TXD_MUX
,
144 MX35_PAD_RXD2__UART2_RXD_MUX
,
146 MX35_PAD_STXFS4__AUDMUX_AUD4_TXFS
,
147 MX35_PAD_STXD4__AUDMUX_AUD4_TXD
,
148 MX35_PAD_SRXD4__AUDMUX_AUD4_RXD
,
149 MX35_PAD_SCK4__AUDMUX_AUD4_TXC
,
151 MX35_PAD_TX5_RX0__CAN2_TXCAN
,
152 MX35_PAD_TX4_RX1__CAN2_RXCAN
,
154 MX35_PAD_SD1_CMD__ESDHC1_CMD
,
155 MX35_PAD_SD1_CLK__ESDHC1_CLK
,
156 MX35_PAD_SD1_DATA0__ESDHC1_DAT0
,
157 MX35_PAD_SD1_DATA1__ESDHC1_DAT1
,
158 MX35_PAD_SD1_DATA2__ESDHC1_DAT2
,
159 MX35_PAD_SD1_DATA3__ESDHC1_DAT3
,
161 MX35_PAD_LD18__GPIO3_24
,
164 #define GPIO_LED1 IMX_GPIO_NR(3, 29)
165 #define GPIO_SWITCH1 IMX_GPIO_NR(3, 25)
166 #define GPIO_LCDPWR IMX_GPIO_NR(1, 4)
167 #define GPIO_SD1CD IMX_GPIO_NR(3, 24)
169 static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data
*pd
,
173 gpio_direction_output(GPIO_LCDPWR
, 1);
175 gpio_direction_output(GPIO_LCDPWR
, 0);
178 static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data
= {
179 .set_power
= eukrea_mbimxsd_lcd_power_set
,
182 static struct platform_device eukrea_mbimxsd_lcd_powerdev
= {
183 .name
= "platform-lcd",
184 .dev
.platform_data
= &eukrea_mbimxsd_lcd_power_data
,
187 static struct gpio_led eukrea_mbimxsd_leds
[] = {
190 .default_trigger
= "heartbeat",
196 static struct gpio_led_platform_data eukrea_mbimxsd_led_info
= {
197 .leds
= eukrea_mbimxsd_leds
,
198 .num_leds
= ARRAY_SIZE(eukrea_mbimxsd_leds
),
201 static struct platform_device eukrea_mbimxsd_leds_gpio
= {
205 .platform_data
= &eukrea_mbimxsd_led_info
,
209 static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons
[] = {
211 .gpio
= GPIO_SWITCH1
,
219 static const struct gpio_keys_platform_data
220 eukrea_mbimxsd_button_data __initconst
= {
221 .buttons
= eukrea_mbimxsd_gpio_buttons
,
222 .nbuttons
= ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons
),
225 static struct platform_device
*platform_devices
[] __initdata
= {
226 &eukrea_mbimxsd_leds_gpio
,
227 &eukrea_mbimxsd_lcd_powerdev
,
230 static const struct imxuart_platform_data uart_pdata __initconst
= {
231 .flags
= IMXUART_HAVE_RTSCTS
,
234 static struct i2c_board_info eukrea_mbimxsd_i2c_devices
[] = {
236 I2C_BOARD_INFO("tlv320aic23", 0x1a),
241 struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst
= {
242 .flags
= IMX_SSI_SYN
| IMX_SSI_NET
| IMX_SSI_USE_I2S_SLAVE
,
245 static struct esdhc_platform_data sd1_pdata
= {
246 .cd_gpio
= GPIO_SD1CD
,
251 * system init for baseboard usage. Will be called by cpuimx35 init.
253 * Add platform devices present on this baseboard and init
254 * them from CPU side as far as required to use them later on
256 void __init
eukrea_mbimxsd35_baseboard_init(void)
258 if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads
,
259 ARRAY_SIZE(eukrea_mbimxsd_pads
)))
260 printk(KERN_ERR
"error setting mbimxsd pads !\n");
262 #if defined(CONFIG_SND_SOC_EUKREA_TLV320)
263 /* SSI unit master I2S codec connected to SSI_AUD4 */
264 mxc_audmux_v2_configure_port(0,
265 MXC_AUDMUX_V2_PTCR_SYN
|
266 MXC_AUDMUX_V2_PTCR_TFSDIR
|
267 MXC_AUDMUX_V2_PTCR_TFSEL(3) |
268 MXC_AUDMUX_V2_PTCR_TCLKDIR
|
269 MXC_AUDMUX_V2_PTCR_TCSEL(3),
270 MXC_AUDMUX_V2_PDCR_RXDSEL(3)
272 mxc_audmux_v2_configure_port(3,
273 MXC_AUDMUX_V2_PTCR_SYN
,
274 MXC_AUDMUX_V2_PDCR_RXDSEL(0)
278 imx35_add_imx_uart1(&uart_pdata
);
279 imx35_add_ipu_core(&mx3_ipu_data
);
280 imx35_add_mx3_sdc_fb(&mx3fb_pdata
);
282 imx35_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata
);
284 imx35_add_flexcan1(NULL
);
285 imx35_add_sdhci_esdhc_imx(0, &sd1_pdata
);
287 gpio_request(GPIO_LED1
, "LED1");
288 gpio_direction_output(GPIO_LED1
, 1);
289 gpio_free(GPIO_LED1
);
291 gpio_request(GPIO_SWITCH1
, "SWITCH1");
292 gpio_direction_input(GPIO_SWITCH1
);
293 gpio_free(GPIO_SWITCH1
);
295 gpio_request(GPIO_LCDPWR
, "LCDPWR");
296 gpio_direction_output(GPIO_LCDPWR
, 1);
298 i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices
,
299 ARRAY_SIZE(eukrea_mbimxsd_i2c_devices
));
301 platform_add_devices(platform_devices
, ARRAY_SIZE(platform_devices
));
302 imx_add_gpio_keys(&eukrea_mbimxsd_button_data
);