/*
- * Copyright (C) 2009 Eric Benard - eric@eukrea.com
+ * Copyright (C) 2009-2010 Eric Benard - eric@eukrea.com
*
* Based on pcm970-baseboard.c which is :
* Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
+#include <linux/backlight.h>
+#include <video/platform_lcd.h>
+#include <linux/input/matrix_keypad.h>
#include <asm/mach/arch.h>
#include <mach/imxfb.h>
#include <mach/hardware.h>
#include <mach/mmc.h>
+#include <mach/spi.h>
+#include <mach/ssi.h>
+#include <mach/audmux.h>
#include "devices-imx27.h"
#include "devices.h"
PE10_PF_UART3_CTS,
PE11_PF_UART3_RTS,
/* UART4 */
+#if !defined(MACH_EUKREA_CPUIMX27_USEUART4)
PB26_AF_UART4_RTS,
PB28_AF_UART4_TXD,
PB29_AF_UART4_CTS,
PB31_AF_UART4_RXD,
+#endif
/* SDHC1*/
PE18_PF_SD1_D0,
PE19_PF_SD1_D1,
PA30_PF_CONTRAST,
PA31_PF_OE_ACD,
/* SPI1 */
- PD28_PF_CSPI1_SS0,
PD29_PF_CSPI1_SCLK,
PD30_PF_CSPI1_MISO,
PD31_PF_CSPI1_MOSI,
+ /* SSI4 */
+#if defined(CONFIG_SND_SOC_EUKREA_TLV320) \
+ || defined(CONFIG_SND_SOC_EUKREA_TLV320_MODULE)
+ PC16_PF_SSI4_FS,
+ PC17_PF_SSI4_RXD | GPIO_PUEN,
+ PC18_PF_SSI4_TXD | GPIO_PUEN,
+ PC19_PF_SSI4_CLK,
+#endif
+};
+
+static const uint32_t eukrea_mbimx27_keymap[] = {
+ KEY(0, 0, KEY_UP),
+ KEY(0, 1, KEY_DOWN),
+ KEY(1, 0, KEY_RIGHT),
+ KEY(1, 1, KEY_LEFT),
+};
+
+static struct matrix_keymap_data eukrea_mbimx27_keymap_data = {
+ .keymap = eukrea_mbimx27_keymap,
+ .keymap_size = ARRAY_SIZE(eukrea_mbimx27_keymap),
};
static struct gpio_led gpio_leds[] = {
.active_low = 1,
.gpio = GPIO_PORTF | 19,
},
- {
- .name = "backlight",
- .default_trigger = "backlight",
- .active_low = 0,
- .gpio = GPIO_PORTE | 5,
- },
};
static struct gpio_led_platform_data gpio_led_info = {
static struct imx_fb_videomode eukrea_mbimx27_modes[] = {
{
.mode = {
- .name = "CMO-QGVA",
+ .name = "CMO-QVGA",
.refresh = 60,
.xres = 320,
.yres = 240,
},
.pcr = 0xFAD08B80,
.bpp = 16,
+ }, {
+ .mode = {
+ .name = "DVI-VGA",
+ .refresh = 60,
+ .xres = 640,
+ .yres = 480,
+ .pixclock = 32000,
+ .hsync_len = 1,
+ .left_margin = 35,
+ .right_margin = 0,
+ .vsync_len = 1,
+ .upper_margin = 7,
+ .lower_margin = 0,
+ },
+ .pcr = 0xFA208B80,
+ .bpp = 16,
+ }, {
+ .mode = {
+ .name = "DVI-SVGA",
+ .refresh = 60,
+ .xres = 800,
+ .yres = 600,
+ .pixclock = 25000,
+ .hsync_len = 1,
+ .left_margin = 35,
+ .right_margin = 0,
+ .vsync_len = 1,
+ .upper_margin = 7,
+ .lower_margin = 0,
+ },
+ .pcr = 0xFA208B80,
+ .bpp = 16,
},
};
.dmacr = 0x00040060,
};
+static void eukrea_mbimx27_bl_set_intensity(int intensity)
+{
+ if (intensity)
+ gpio_direction_output(GPIO_PORTE | 5, 1);
+ else
+ gpio_direction_output(GPIO_PORTE | 5, 0);
+}
+
+static struct generic_bl_info eukrea_mbimx27_bl_info = {
+ .name = "eukrea_mbimx27-bl",
+ .max_intensity = 0xff,
+ .default_intensity = 0xff,
+ .set_bl_intensity = eukrea_mbimx27_bl_set_intensity,
+};
+
+static struct platform_device eukrea_mbimx27_bl_dev = {
+ .name = "generic-bl",
+ .id = 1,
+ .dev = {
+ .platform_data = &eukrea_mbimx27_bl_info,
+ },
+};
+
+static void eukrea_mbimx27_lcd_power_set(struct plat_lcd_data *pd,
+ unsigned int power)
+{
+ if (power)
+ gpio_direction_output(GPIO_PORTA | 25, 1);
+ else
+ gpio_direction_output(GPIO_PORTA | 25, 0);
+}
+
+static struct plat_lcd_data eukrea_mbimx27_lcd_power_data = {
+ .set_power = eukrea_mbimx27_lcd_power_set,
+};
+
+static struct platform_device eukrea_mbimx27_lcd_powerdev = {
+ .name = "platform-lcd",
+ .dev.platform_data = &eukrea_mbimx27_lcd_power_data,
+};
+
static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
-#if defined(CONFIG_TOUCHSCREEN_ADS7846)
+#if defined(CONFIG_TOUCHSCREEN_ADS7846) \
|| defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
#define ADS7846_PENDOWN (GPIO_PORTD | 25)
printk(KERN_ERR "can't get ads746 pen down GPIO\n");
return;
}
-
gpio_direction_input(ADS7846_PENDOWN);
}
.get_pendown_state = ads7846_get_pendown_state,
.keep_vref_on = 1,
};
+#endif
+#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
static struct spi_board_info eukrea_mbimx27_spi_board_info[] __initdata = {
[0] = {
.modalias = "ads7846",
},
};
+static struct i2c_board_info eukrea_mbimx27_i2c_devices[] = {
+ {
+ I2C_BOARD_INFO("tlv320aic23", 0x1a),
+ },
+};
+
static int eukrea_mbimx27_spi_cs[] = {GPIO_PORTD | 28};
static const struct spi_imx_master eukrea_mbimx27_spi0_data __initconst = {
&leds_gpio,
};
+static struct imxmmc_platform_data sdhc_pdata = {
+ .dat3_card_detect = 1,
+};
+
+struct imx_ssi_platform_data eukrea_mbimx27_ssi_pdata = {
+ .flags = IMX_SSI_DMA | IMX_SSI_USE_I2S_SLAVE,
+};
+
/*
* system init for baseboard usage. Will be called by cpuimx27 init.
*
mxc_gpio_setup_multiple_pins(eukrea_mbimx27_pins,
ARRAY_SIZE(eukrea_mbimx27_pins), "MBIMX27");
+#if defined(CONFIG_SND_SOC_EUKREA_TLV320) \
+ || defined(CONFIG_SND_SOC_EUKREA_TLV320_MODULE)
+ /* SSI unit master I2S codec connected to SSI_PINS_4*/
+ mxc_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0,
+ MXC_AUDMUX_V1_PCR_SYN |
+ MXC_AUDMUX_V1_PCR_TFSDIR |
+ MXC_AUDMUX_V1_PCR_TCLKDIR |
+ MXC_AUDMUX_V1_PCR_RFSDIR |
+ MXC_AUDMUX_V1_PCR_RCLKDIR |
+ MXC_AUDMUX_V1_PCR_TFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) |
+ MXC_AUDMUX_V1_PCR_RFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) |
+ MXC_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4)
+ );
+ mxc_audmux_v1_configure_port(MX27_AUDMUX_HPCR3_SSI_PINS_4,
+ MXC_AUDMUX_V1_PCR_SYN |
+ MXC_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0)
+ );
+#endif
+
imx27_add_imx_uart1(&uart_pdata);
imx27_add_imx_uart2(&uart_pdata);
+#if !defined(MACH_EUKREA_CPUIMX27_USEUART4)
+ imx27_add_imx_uart3(&uart_pdata);
+#endif
mxc_register_device(&mxc_fb_device, &eukrea_mbimx27_fb_data);
- mxc_register_device(&mxc_sdhc_device0, NULL);
+ mxc_register_device(&mxc_sdhc_device0, &sdhc_pdata);
-#if defined(CONFIG_TOUCHSCREEN_ADS7846)
+ i2c_register_board_info(0, eukrea_mbimx27_i2c_devices,
+ ARRAY_SIZE(eukrea_mbimx27_i2c_devices));
+
+ mxc_register_device(&imx_ssi_device0, &eukrea_mbimx27_ssi_pdata);
+
+#if defined(CONFIG_TOUCHSCREEN_ADS7846) \
|| defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
- /* SPI and ADS7846 Touchscreen controler init */
- mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
+ /* ADS7846 Touchscreen controller init */
mxc_gpio_mode(GPIO_PORTD | 25 | GPIO_GPIO | GPIO_IN);
+ ads7846_dev_init();
+#endif
+
+#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
+ /* SPI_CS0 init */
+ mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
imx27_add_spi_imx0(&eukrea_mbimx27_spi0_data);
spi_register_board_info(eukrea_mbimx27_spi_board_info,
ARRAY_SIZE(eukrea_mbimx27_spi_board_info));
- ads7846_dev_init();
#endif
/* Leds configuration */
mxc_gpio_mode(GPIO_PORTF | 19 | GPIO_GPIO | GPIO_OUT);
/* Backlight */
mxc_gpio_mode(GPIO_PORTE | 5 | GPIO_GPIO | GPIO_OUT);
+ gpio_request(GPIO_PORTE | 5, "backlight");
+ platform_device_register(&eukrea_mbimx27_bl_dev);
+ /* LCD Reset */
+ mxc_gpio_mode(GPIO_PORTA | 25 | GPIO_GPIO | GPIO_OUT);
+ gpio_request(GPIO_PORTA | 25, "lcd_enable");
+ platform_device_register(&eukrea_mbimx27_lcd_powerdev);
+
+ mxc_register_device(&imx_kpp_device, &eukrea_mbimx27_keymap_data);
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
}
projects / linux-drm-fsl-dcu.git / blobdiff