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linux/arch/arm/mach-at91/board-yl-9200.c
Jean-Christophe PLAGNIOL-VILLARD 63b4c29678 ARM: at91/boards: use -EINVAL for invalid gpio
this will allow to use gpio_is_valid

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
2011-11-29 15:46:14 +00:00

599 lines
19 KiB
C

/*
* linux/arch/arm/mach-at91/board-yl-9200.c
*
* Adapted from various board files in arch/arm/mach-at91
*
* Modifications for YL-9200 platform:
* Copyright (C) 2007 S. Birtles
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/types.h>
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/dma-mapping.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/mtd/physmap.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <mach/hardware.h>
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
#include <mach/cpu.h>
#include "generic.h"
static void __init yl9200_init_early(void)
{
/* Set cpu type: PQFP */
at91rm9200_set_type(ARCH_REVISON_9200_PQFP);
/* Initialize processor: 18.432 MHz crystal */
at91_initialize(18432000);
/* Setup the LEDs D2=PB17 (timer), D3=PB16 (cpu) */
at91_init_leds(AT91_PIN_PB16, AT91_PIN_PB17);
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
/* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
| ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
| ATMEL_UART_RI);
/* USART0 on ttyS2. (Rx & Tx only to JP3) */
at91_register_uart(AT91RM9200_ID_US0, 2, 0);
/* USART3 on ttyS3. (Rx, Tx, RTS - RS485 interface) */
at91_register_uart(AT91RM9200_ID_US3, 3, ATMEL_UART_RTS);
/* set serial console to ttyS0 (ie, DBGU) */
at91_set_serial_console(0);
}
/*
* LEDs
*/
static struct gpio_led yl9200_leds[] = {
{ /* D2 */
.name = "led2",
.gpio = AT91_PIN_PB17,
.active_low = 1,
.default_trigger = "timer",
},
{ /* D3 */
.name = "led3",
.gpio = AT91_PIN_PB16,
.active_low = 1,
.default_trigger = "heartbeat",
},
{ /* D4 */
.name = "led4",
.gpio = AT91_PIN_PB15,
.active_low = 1,
},
{ /* D5 */
.name = "led5",
.gpio = AT91_PIN_PB8,
.active_low = 1,
}
};
/*
* Ethernet
*/
static struct macb_platform_data __initdata yl9200_eth_data = {
.phy_irq_pin = AT91_PIN_PB28,
.is_rmii = 1,
};
/*
* USB Host
*/
static struct at91_usbh_data __initdata yl9200_usbh_data = {
.ports = 1, /* PQFP version of AT91RM9200 */
.vbus_pin = {-EINVAL, -EINVAL},
.overcurrent_pin= {-EINVAL, -EINVAL},
};
/*
* USB Device
*/
static struct at91_udc_data __initdata yl9200_udc_data = {
.pullup_pin = AT91_PIN_PC4,
.vbus_pin = AT91_PIN_PC5,
.pullup_active_low = 1, /* Active Low due to PNP transistor (pg 7) */
};
/*
* MMC
*/
static struct at91_mmc_data __initdata yl9200_mmc_data = {
.det_pin = AT91_PIN_PB9,
.wire4 = 1,
.wp_pin = -EINVAL,
.vcc_pin = -EINVAL,
};
/*
* NAND Flash
*/
static struct mtd_partition __initdata yl9200_nand_partition[] = {
{
.name = "AT91 NAND partition 1, boot",
.offset = 0,
.size = SZ_256K
},
{
.name = "AT91 NAND partition 2, kernel",
.offset = MTDPART_OFS_NXTBLK,
.size = (2 * SZ_1M) - SZ_256K
},
{
.name = "AT91 NAND partition 3, filesystem",
.offset = MTDPART_OFS_NXTBLK,
.size = 14 * SZ_1M
},
{
.name = "AT91 NAND partition 4, storage",
.offset = MTDPART_OFS_NXTBLK,
.size = SZ_16M
},
{
.name = "AT91 NAND partition 5, ext-fs",
.offset = MTDPART_OFS_NXTBLK,
.size = SZ_32M
}
};
static struct atmel_nand_data __initdata yl9200_nand_data = {
.ale = 6,
.cle = 7,
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PC14, /* R/!B (Sheet10) */
.enable_pin = AT91_PIN_PC15, /* !CE (Sheet10) */
.parts = yl9200_nand_partition,
.num_parts = ARRAY_SIZE(yl9200_nand_partition),
};
/*
* NOR Flash
*/
#define YL9200_FLASH_BASE AT91_CHIPSELECT_0
#define YL9200_FLASH_SIZE SZ_16M
static struct mtd_partition yl9200_flash_partitions[] = {
{
.name = "Bootloader",
.offset = 0,
.size = SZ_256K,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
{
.name = "Kernel",
.offset = MTDPART_OFS_NXTBLK,
.size = (2 * SZ_1M) - SZ_256K
},
{
.name = "Filesystem",
.offset = MTDPART_OFS_NXTBLK,
.size = MTDPART_SIZ_FULL
}
};
static struct physmap_flash_data yl9200_flash_data = {
.width = 2,
.parts = yl9200_flash_partitions,
.nr_parts = ARRAY_SIZE(yl9200_flash_partitions),
};
static struct resource yl9200_flash_resources[] = {
{
.start = YL9200_FLASH_BASE,
.end = YL9200_FLASH_BASE + YL9200_FLASH_SIZE - 1,
.flags = IORESOURCE_MEM,
}
};
static struct platform_device yl9200_flash = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &yl9200_flash_data,
},
.resource = yl9200_flash_resources,
.num_resources = ARRAY_SIZE(yl9200_flash_resources),
};
/*
* I2C (TWI)
*/
static struct i2c_board_info __initdata yl9200_i2c_devices[] = {
{ /* EEPROM */
I2C_BOARD_INFO("24c128", 0x50),
}
};
/*
* GPIO Buttons
*/
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
static struct gpio_keys_button yl9200_buttons[] = {
{
.gpio = AT91_PIN_PA24,
.code = BTN_2,
.desc = "SW2",
.active_low = 1,
.wakeup = 1,
},
{
.gpio = AT91_PIN_PB1,
.code = BTN_3,
.desc = "SW3",
.active_low = 1,
.wakeup = 1,
},
{
.gpio = AT91_PIN_PB2,
.code = BTN_4,
.desc = "SW4",
.active_low = 1,
.wakeup = 1,
},
{
.gpio = AT91_PIN_PB6,
.code = BTN_5,
.desc = "SW5",
.active_low = 1,
.wakeup = 1,
}
};
static struct gpio_keys_platform_data yl9200_button_data = {
.buttons = yl9200_buttons,
.nbuttons = ARRAY_SIZE(yl9200_buttons),
};
static struct platform_device yl9200_button_device = {
.name = "gpio-keys",
.id = -1,
.num_resources = 0,
.dev = {
.platform_data = &yl9200_button_data,
}
};
static void __init yl9200_add_device_buttons(void)
{
at91_set_gpio_input(AT91_PIN_PA24, 1); /* SW2 */
at91_set_deglitch(AT91_PIN_PA24, 1);
at91_set_gpio_input(AT91_PIN_PB1, 1); /* SW3 */
at91_set_deglitch(AT91_PIN_PB1, 1);
at91_set_gpio_input(AT91_PIN_PB2, 1); /* SW4 */
at91_set_deglitch(AT91_PIN_PB2, 1);
at91_set_gpio_input(AT91_PIN_PB6, 1); /* SW5 */
at91_set_deglitch(AT91_PIN_PB6, 1);
/* Enable buttons (Sheet 5) */
at91_set_gpio_output(AT91_PIN_PB7, 1);
platform_device_register(&yl9200_button_device);
}
#else
static void __init yl9200_add_device_buttons(void) {}
#endif
/*
* Touchscreen
*/
#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
static int ads7843_pendown_state(void)
{
return !at91_get_gpio_value(AT91_PIN_PB11); /* Touchscreen PENIRQ */
}
static struct ads7846_platform_data ads_info = {
.model = 7843,
.x_min = 150,
.x_max = 3830,
.y_min = 190,
.y_max = 3830,
.vref_delay_usecs = 100,
/* For a 8" touch-screen */
// .x_plate_ohms = 603,
// .y_plate_ohms = 332,
/* For a 10.4" touch-screen */
// .x_plate_ohms = 611,
// .y_plate_ohms = 325,
.x_plate_ohms = 576,
.y_plate_ohms = 366,
.pressure_max = 15000, /* generally nonsense on the 7843 */
.debounce_max = 1,
.debounce_rep = 0,
.debounce_tol = (~0),
.get_pendown_state = ads7843_pendown_state,
};
static void __init yl9200_add_device_ts(void)
{
at91_set_gpio_input(AT91_PIN_PB11, 1); /* Touchscreen interrupt pin */
at91_set_gpio_input(AT91_PIN_PB10, 1); /* Touchscreen BUSY signal - not used! */
}
#else
static void __init yl9200_add_device_ts(void) {}
#endif
/*
* SPI devices
*/
static struct spi_board_info yl9200_spi_devices[] = {
#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
{ /* Touchscreen */
.modalias = "ads7846",
.chip_select = 0,
.max_speed_hz = 5000 * 26,
.platform_data = &ads_info,
.irq = AT91_PIN_PB11,
},
#endif
{ /* CAN */
.modalias = "mcp2510",
.chip_select = 1,
.max_speed_hz = 25000 * 26,
.irq = AT91_PIN_PC0,
}
};
/*
* LCD / VGA
*
* EPSON S1D13806 FB (discontinued chip)
* EPSON S1D13506 FB
*/
#if defined(CONFIG_FB_S1D13XXX) || defined(CONFIG_FB_S1D13XXX_MODULE)
#include <video/s1d13xxxfb.h>
static void yl9200_init_video(void)
{
/* NWAIT Signal */
at91_set_A_periph(AT91_PIN_PC6, 0);
/* Initialization of the Static Memory Controller for Chip Select 2 */
at91_sys_write(AT91_SMC_CSR(2), AT91_SMC_DBW_16 /* 16 bit */
| AT91_SMC_WSEN | AT91_SMC_NWS_(0x4) /* wait states */
| AT91_SMC_TDF_(0x100) /* float time */
);
}
static struct s1d13xxxfb_regval yl9200_s1dfb_initregs[] =
{
{S1DREG_MISC, 0x00}, /* Miscellaneous Register*/
{S1DREG_COM_DISP_MODE, 0x01}, /* Display Mode Register, LCD only*/
{S1DREG_GPIO_CNF0, 0x00}, /* General IO Pins Configuration Register*/
{S1DREG_GPIO_CTL0, 0x00}, /* General IO Pins Control Register*/
{S1DREG_CLK_CNF, 0x11}, /* Memory Clock Configuration Register*/
{S1DREG_LCD_CLK_CNF, 0x10}, /* LCD Pixel Clock Configuration Register*/
{S1DREG_CRT_CLK_CNF, 0x12}, /* CRT/TV Pixel Clock Configuration Register*/
{S1DREG_MPLUG_CLK_CNF, 0x01}, /* MediaPlug Clock Configuration Register*/
{S1DREG_CPU2MEM_WST_SEL, 0x02}, /* CPU To Memory Wait State Select Register*/
{S1DREG_MEM_CNF, 0x00}, /* Memory Configuration Register*/
{S1DREG_SDRAM_REF_RATE, 0x04}, /* DRAM Refresh Rate Register, MCLK source*/
{S1DREG_SDRAM_TC0, 0x12}, /* DRAM Timings Control Register 0*/
{S1DREG_SDRAM_TC1, 0x02}, /* DRAM Timings Control Register 1*/
{S1DREG_PANEL_TYPE, 0x25}, /* Panel Type Register*/
{S1DREG_MOD_RATE, 0x00}, /* MOD Rate Register*/
{S1DREG_LCD_DISP_HWIDTH, 0x4F}, /* LCD Horizontal Display Width Register*/
{S1DREG_LCD_NDISP_HPER, 0x13}, /* LCD Horizontal Non-Display Period Register*/
{S1DREG_TFT_FPLINE_START, 0x01}, /* TFT FPLINE Start Position Register*/
{S1DREG_TFT_FPLINE_PWIDTH, 0x0c}, /* TFT FPLINE Pulse Width Register*/
{S1DREG_LCD_DISP_VHEIGHT0, 0xDF}, /* LCD Vertical Display Height Register 0*/
{S1DREG_LCD_DISP_VHEIGHT1, 0x01}, /* LCD Vertical Display Height Register 1*/
{S1DREG_LCD_NDISP_VPER, 0x2c}, /* LCD Vertical Non-Display Period Register*/
{S1DREG_TFT_FPFRAME_START, 0x0a}, /* TFT FPFRAME Start Position Register*/
{S1DREG_TFT_FPFRAME_PWIDTH, 0x02}, /* TFT FPFRAME Pulse Width Register*/
{S1DREG_LCD_DISP_MODE, 0x05}, /* LCD Display Mode Register*/
{S1DREG_LCD_MISC, 0x01}, /* LCD Miscellaneous Register*/
{S1DREG_LCD_DISP_START0, 0x00}, /* LCD Display Start Address Register 0*/
{S1DREG_LCD_DISP_START1, 0x00}, /* LCD Display Start Address Register 1*/
{S1DREG_LCD_DISP_START2, 0x00}, /* LCD Display Start Address Register 2*/
{S1DREG_LCD_MEM_OFF0, 0x80}, /* LCD Memory Address Offset Register 0*/
{S1DREG_LCD_MEM_OFF1, 0x02}, /* LCD Memory Address Offset Register 1*/
{S1DREG_LCD_PIX_PAN, 0x03}, /* LCD Pixel Panning Register*/
{S1DREG_LCD_DISP_FIFO_HTC, 0x00}, /* LCD Display FIFO High Threshold Control Register*/
{S1DREG_LCD_DISP_FIFO_LTC, 0x00}, /* LCD Display FIFO Low Threshold Control Register*/
{S1DREG_CRT_DISP_HWIDTH, 0x4F}, /* CRT/TV Horizontal Display Width Register*/
{S1DREG_CRT_NDISP_HPER, 0x13}, /* CRT/TV Horizontal Non-Display Period Register*/
{S1DREG_CRT_HRTC_START, 0x01}, /* CRT/TV HRTC Start Position Register*/
{S1DREG_CRT_HRTC_PWIDTH, 0x0B}, /* CRT/TV HRTC Pulse Width Register*/
{S1DREG_CRT_DISP_VHEIGHT0, 0xDF}, /* CRT/TV Vertical Display Height Register 0*/
{S1DREG_CRT_DISP_VHEIGHT1, 0x01}, /* CRT/TV Vertical Display Height Register 1*/
{S1DREG_CRT_NDISP_VPER, 0x2B}, /* CRT/TV Vertical Non-Display Period Register*/
{S1DREG_CRT_VRTC_START, 0x09}, /* CRT/TV VRTC Start Position Register*/
{S1DREG_CRT_VRTC_PWIDTH, 0x01}, /* CRT/TV VRTC Pulse Width Register*/
{S1DREG_TV_OUT_CTL, 0x18}, /* TV Output Control Register */
{S1DREG_CRT_DISP_MODE, 0x05}, /* CRT/TV Display Mode Register, 16BPP*/
{S1DREG_CRT_DISP_START0, 0x00}, /* CRT/TV Display Start Address Register 0*/
{S1DREG_CRT_DISP_START1, 0x00}, /* CRT/TV Display Start Address Register 1*/
{S1DREG_CRT_DISP_START2, 0x00}, /* CRT/TV Display Start Address Register 2*/
{S1DREG_CRT_MEM_OFF0, 0x80}, /* CRT/TV Memory Address Offset Register 0*/
{S1DREG_CRT_MEM_OFF1, 0x02}, /* CRT/TV Memory Address Offset Register 1*/
{S1DREG_CRT_PIX_PAN, 0x00}, /* CRT/TV Pixel Panning Register*/
{S1DREG_CRT_DISP_FIFO_HTC, 0x00}, /* CRT/TV Display FIFO High Threshold Control Register*/
{S1DREG_CRT_DISP_FIFO_LTC, 0x00}, /* CRT/TV Display FIFO Low Threshold Control Register*/
{S1DREG_LCD_CUR_CTL, 0x00}, /* LCD Ink/Cursor Control Register*/
{S1DREG_LCD_CUR_START, 0x01}, /* LCD Ink/Cursor Start Address Register*/
{S1DREG_LCD_CUR_XPOS0, 0x00}, /* LCD Cursor X Position Register 0*/
{S1DREG_LCD_CUR_XPOS1, 0x00}, /* LCD Cursor X Position Register 1*/
{S1DREG_LCD_CUR_YPOS0, 0x00}, /* LCD Cursor Y Position Register 0*/
{S1DREG_LCD_CUR_YPOS1, 0x00}, /* LCD Cursor Y Position Register 1*/
{S1DREG_LCD_CUR_BCTL0, 0x00}, /* LCD Ink/Cursor Blue Color 0 Register*/
{S1DREG_LCD_CUR_GCTL0, 0x00}, /* LCD Ink/Cursor Green Color 0 Register*/
{S1DREG_LCD_CUR_RCTL0, 0x00}, /* LCD Ink/Cursor Red Color 0 Register*/
{S1DREG_LCD_CUR_BCTL1, 0x1F}, /* LCD Ink/Cursor Blue Color 1 Register*/
{S1DREG_LCD_CUR_GCTL1, 0x3F}, /* LCD Ink/Cursor Green Color 1 Register*/
{S1DREG_LCD_CUR_RCTL1, 0x1F}, /* LCD Ink/Cursor Red Color 1 Register*/
{S1DREG_LCD_CUR_FIFO_HTC, 0x00}, /* LCD Ink/Cursor FIFO Threshold Register*/
{S1DREG_CRT_CUR_CTL, 0x00}, /* CRT/TV Ink/Cursor Control Register*/
{S1DREG_CRT_CUR_START, 0x01}, /* CRT/TV Ink/Cursor Start Address Register*/
{S1DREG_CRT_CUR_XPOS0, 0x00}, /* CRT/TV Cursor X Position Register 0*/
{S1DREG_CRT_CUR_XPOS1, 0x00}, /* CRT/TV Cursor X Position Register 1*/
{S1DREG_CRT_CUR_YPOS0, 0x00}, /* CRT/TV Cursor Y Position Register 0*/
{S1DREG_CRT_CUR_YPOS1, 0x00}, /* CRT/TV Cursor Y Position Register 1*/
{S1DREG_CRT_CUR_BCTL0, 0x00}, /* CRT/TV Ink/Cursor Blue Color 0 Register*/
{S1DREG_CRT_CUR_GCTL0, 0x00}, /* CRT/TV Ink/Cursor Green Color 0 Register*/
{S1DREG_CRT_CUR_RCTL0, 0x00}, /* CRT/TV Ink/Cursor Red Color 0 Register*/
{S1DREG_CRT_CUR_BCTL1, 0x1F}, /* CRT/TV Ink/Cursor Blue Color 1 Register*/
{S1DREG_CRT_CUR_GCTL1, 0x3F}, /* CRT/TV Ink/Cursor Green Color 1 Register*/
{S1DREG_CRT_CUR_RCTL1, 0x1F}, /* CRT/TV Ink/Cursor Red Color 1 Register*/
{S1DREG_CRT_CUR_FIFO_HTC, 0x00}, /* CRT/TV Ink/Cursor FIFO Threshold Register*/
{S1DREG_BBLT_CTL0, 0x00}, /* BitBlt Control Register 0*/
{S1DREG_BBLT_CTL1, 0x01}, /* BitBlt Control Register 1*/
{S1DREG_BBLT_CC_EXP, 0x00}, /* BitBlt ROP Code/Color Expansion Register*/
{S1DREG_BBLT_OP, 0x00}, /* BitBlt Operation Register*/
{S1DREG_BBLT_SRC_START0, 0x00}, /* BitBlt Source Start Address Register 0*/
{S1DREG_BBLT_SRC_START1, 0x00}, /* BitBlt Source Start Address Register 1*/
{S1DREG_BBLT_SRC_START2, 0x00}, /* BitBlt Source Start Address Register 2*/
{S1DREG_BBLT_DST_START0, 0x00}, /* BitBlt Destination Start Address Register 0*/
{S1DREG_BBLT_DST_START1, 0x00}, /* BitBlt Destination Start Address Register 1*/
{S1DREG_BBLT_DST_START2, 0x00}, /* BitBlt Destination Start Address Register 2*/
{S1DREG_BBLT_MEM_OFF0, 0x00}, /* BitBlt Memory Address Offset Register 0*/
{S1DREG_BBLT_MEM_OFF1, 0x00}, /* BitBlt Memory Address Offset Register 1*/
{S1DREG_BBLT_WIDTH0, 0x00}, /* BitBlt Width Register 0*/
{S1DREG_BBLT_WIDTH1, 0x00}, /* BitBlt Width Register 1*/
{S1DREG_BBLT_HEIGHT0, 0x00}, /* BitBlt Height Register 0*/
{S1DREG_BBLT_HEIGHT1, 0x00}, /* BitBlt Height Register 1*/
{S1DREG_BBLT_BGC0, 0x00}, /* BitBlt Background Color Register 0*/
{S1DREG_BBLT_BGC1, 0x00}, /* BitBlt Background Color Register 1*/
{S1DREG_BBLT_FGC0, 0x00}, /* BitBlt Foreground Color Register 0*/
{S1DREG_BBLT_FGC1, 0x00}, /* BitBlt Foreground Color Register 1*/
{S1DREG_LKUP_MODE, 0x00}, /* Look-Up Table Mode Register*/
{S1DREG_LKUP_ADDR, 0x00}, /* Look-Up Table Address Register*/
{S1DREG_PS_CNF, 0x00}, /* Power Save Configuration Register*/
{S1DREG_PS_STATUS, 0x00}, /* Power Save Status Register*/
{S1DREG_CPU2MEM_WDOGT, 0x00}, /* CPU-to-Memory Access Watchdog Timer Register*/
{S1DREG_COM_DISP_MODE, 0x01}, /* Display Mode Register, LCD only*/
};
static struct s1d13xxxfb_pdata yl9200_s1dfb_pdata = {
.initregs = yl9200_s1dfb_initregs,
.initregssize = ARRAY_SIZE(yl9200_s1dfb_initregs),
.platform_init_video = yl9200_init_video,
};
#define YL9200_FB_REG_BASE AT91_CHIPSELECT_7
#define YL9200_FB_VMEM_BASE YL9200_FB_REG_BASE + SZ_2M
#define YL9200_FB_VMEM_SIZE SZ_2M
static struct resource yl9200_s1dfb_resource[] = {
[0] = { /* video mem */
.name = "s1d13xxxfb memory",
.start = YL9200_FB_VMEM_BASE,
.end = YL9200_FB_VMEM_BASE + YL9200_FB_VMEM_SIZE -1,
.flags = IORESOURCE_MEM,
},
[1] = { /* video registers */
.name = "s1d13xxxfb registers",
.start = YL9200_FB_REG_BASE,
.end = YL9200_FB_REG_BASE + SZ_512 -1,
.flags = IORESOURCE_MEM,
},
};
static u64 s1dfb_dmamask = DMA_BIT_MASK(32);
static struct platform_device yl9200_s1dfb_device = {
.name = "s1d13806fb",
.id = -1,
.dev = {
.dma_mask = &s1dfb_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &yl9200_s1dfb_pdata,
},
.resource = yl9200_s1dfb_resource,
.num_resources = ARRAY_SIZE(yl9200_s1dfb_resource),
};
void __init yl9200_add_device_video(void)
{
platform_device_register(&yl9200_s1dfb_device);
}
#else
void __init yl9200_add_device_video(void) {}
#endif
static void __init yl9200_board_init(void)
{
/* Serial */
at91_add_device_serial();
/* Ethernet */
at91_add_device_eth(&yl9200_eth_data);
/* USB Host */
at91_add_device_usbh(&yl9200_usbh_data);
/* USB Device */
at91_add_device_udc(&yl9200_udc_data);
/* I2C */
at91_add_device_i2c(yl9200_i2c_devices, ARRAY_SIZE(yl9200_i2c_devices));
/* MMC */
at91_add_device_mmc(0, &yl9200_mmc_data);
/* NAND */
at91_add_device_nand(&yl9200_nand_data);
/* NOR Flash */
platform_device_register(&yl9200_flash);
#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
/* SPI */
at91_add_device_spi(yl9200_spi_devices, ARRAY_SIZE(yl9200_spi_devices));
/* Touchscreen */
yl9200_add_device_ts();
#endif
/* LEDs. */
at91_gpio_leds(yl9200_leds, ARRAY_SIZE(yl9200_leds));
/* Push Buttons */
yl9200_add_device_buttons();
/* VGA */
yl9200_add_device_video();
}
MACHINE_START(YL9200, "uCdragon YL-9200")
/* Maintainer: S.Birtles */
.timer = &at91rm9200_timer,
.map_io = at91_map_io,
.init_early = yl9200_init_early,
.init_irq = at91_init_irq_default,
.init_machine = yl9200_board_init,
MACHINE_END