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1072 lines
26 KiB
1072 lines
26 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Support for Sharp SL-Cxx00 Series of PDAs |
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* Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi) |
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* |
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* Copyright (c) 2005 Richard Purdie |
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* |
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* Based on Sharp's 2.4 kernel patches/lubbock.c |
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*/ |
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#include <linux/kernel.h> |
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#include <linux/module.h> /* symbol_get ; symbol_put */ |
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#include <linux/platform_device.h> |
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#include <linux/delay.h> |
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#include <linux/gpio_keys.h> |
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#include <linux/gpio.h> |
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#include <linux/gpio/machine.h> |
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#include <linux/leds.h> |
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#include <linux/i2c.h> |
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#include <linux/platform_data/i2c-pxa.h> |
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#include <linux/platform_data/pca953x.h> |
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#include <linux/spi/spi.h> |
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#include <linux/spi/ads7846.h> |
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#include <linux/spi/corgi_lcd.h> |
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#include <linux/spi/pxa2xx_spi.h> |
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#include <linux/mtd/sharpsl.h> |
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#include <linux/mtd/physmap.h> |
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#include <linux/input/matrix_keypad.h> |
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#include <linux/regulator/machine.h> |
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#include <linux/io.h> |
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#include <linux/reboot.h> |
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#include <linux/memblock.h> |
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#include <asm/setup.h> |
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#include <asm/mach-types.h> |
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#include <asm/mach/arch.h> |
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#include <asm/mach/sharpsl_param.h> |
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#include <asm/hardware/scoop.h> |
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#include "pxa27x.h" |
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#include "pxa27x-udc.h" |
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#include <mach/reset.h> |
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#include <linux/platform_data/irda-pxaficp.h> |
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#include <linux/platform_data/mmc-pxamci.h> |
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#include <linux/platform_data/usb-ohci-pxa27x.h> |
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#include <linux/platform_data/video-pxafb.h> |
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#include <mach/spitz.h> |
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#include "sharpsl_pm.h" |
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#include <mach/smemc.h> |
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#include "generic.h" |
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#include "devices.h" |
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/****************************************************************************** |
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* Pin configuration |
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******************************************************************************/ |
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static unsigned long spitz_pin_config[] __initdata = { |
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/* Chip Selects */ |
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GPIO78_nCS_2, /* SCOOP #2 */ |
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GPIO79_nCS_3, /* NAND */ |
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GPIO80_nCS_4, /* SCOOP #1 */ |
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/* LCD - 16bpp Active TFT */ |
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GPIOxx_LCD_TFT_16BPP, |
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/* PC Card */ |
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GPIO48_nPOE, |
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GPIO49_nPWE, |
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GPIO50_nPIOR, |
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GPIO51_nPIOW, |
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GPIO85_nPCE_1, |
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GPIO54_nPCE_2, |
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GPIO55_nPREG, |
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GPIO56_nPWAIT, |
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GPIO57_nIOIS16, |
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GPIO104_PSKTSEL, |
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/* I2S */ |
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GPIO28_I2S_BITCLK_OUT, |
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GPIO29_I2S_SDATA_IN, |
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GPIO30_I2S_SDATA_OUT, |
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GPIO31_I2S_SYNC, |
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/* MMC */ |
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GPIO32_MMC_CLK, |
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GPIO112_MMC_CMD, |
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GPIO92_MMC_DAT_0, |
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GPIO109_MMC_DAT_1, |
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GPIO110_MMC_DAT_2, |
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GPIO111_MMC_DAT_3, |
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/* GPIOs */ |
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GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */ |
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GPIO16_GPIO, /* SPITZ_GPIO_SYNC */ |
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GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */ |
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GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */ |
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GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */ |
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GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */ |
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GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */ |
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GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */ |
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GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */ |
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GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */ |
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/* GPIO matrix keypad */ |
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GPIO88_GPIO, /* column 0 */ |
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GPIO23_GPIO, /* column 1 */ |
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GPIO24_GPIO, /* column 2 */ |
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GPIO25_GPIO, /* column 3 */ |
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GPIO26_GPIO, /* column 4 */ |
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GPIO27_GPIO, /* column 5 */ |
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GPIO52_GPIO, /* column 6 */ |
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GPIO103_GPIO, /* column 7 */ |
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GPIO107_GPIO, /* column 8 */ |
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GPIO108_GPIO, /* column 9 */ |
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GPIO114_GPIO, /* column 10 */ |
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GPIO12_GPIO, /* row 0 */ |
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GPIO17_GPIO, /* row 1 */ |
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GPIO91_GPIO, /* row 2 */ |
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GPIO34_GPIO, /* row 3 */ |
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GPIO36_GPIO, /* row 4 */ |
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GPIO38_GPIO, /* row 5 */ |
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GPIO39_GPIO, /* row 6 */ |
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/* I2C */ |
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GPIO117_I2C_SCL, |
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GPIO118_I2C_SDA, |
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GPIO0_GPIO | WAKEUP_ON_EDGE_RISE, /* SPITZ_GPIO_KEY_INT */ |
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GPIO1_GPIO | WAKEUP_ON_EDGE_FALL, /* SPITZ_GPIO_RESET */ |
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}; |
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/****************************************************************************** |
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* Scoop GPIO expander |
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******************************************************************************/ |
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#if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE) |
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/* SCOOP Device #1 */ |
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static struct resource spitz_scoop_1_resources[] = { |
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[0] = { |
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.start = 0x10800000, |
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.end = 0x10800fff, |
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.flags = IORESOURCE_MEM, |
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}, |
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}; |
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static struct scoop_config spitz_scoop_1_setup = { |
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.io_dir = SPITZ_SCP_IO_DIR, |
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.io_out = SPITZ_SCP_IO_OUT, |
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.suspend_clr = SPITZ_SCP_SUS_CLR, |
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.suspend_set = SPITZ_SCP_SUS_SET, |
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.gpio_base = SPITZ_SCP_GPIO_BASE, |
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}; |
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struct platform_device spitz_scoop_1_device = { |
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.name = "sharp-scoop", |
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.id = 0, |
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.dev = { |
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.platform_data = &spitz_scoop_1_setup, |
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}, |
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.num_resources = ARRAY_SIZE(spitz_scoop_1_resources), |
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.resource = spitz_scoop_1_resources, |
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}; |
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/* SCOOP Device #2 */ |
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static struct resource spitz_scoop_2_resources[] = { |
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[0] = { |
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.start = 0x08800040, |
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.end = 0x08800fff, |
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.flags = IORESOURCE_MEM, |
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}, |
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}; |
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static struct scoop_config spitz_scoop_2_setup = { |
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.io_dir = SPITZ_SCP2_IO_DIR, |
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.io_out = SPITZ_SCP2_IO_OUT, |
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.suspend_clr = SPITZ_SCP2_SUS_CLR, |
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.suspend_set = SPITZ_SCP2_SUS_SET, |
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.gpio_base = SPITZ_SCP2_GPIO_BASE, |
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}; |
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struct platform_device spitz_scoop_2_device = { |
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.name = "sharp-scoop", |
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.id = 1, |
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.dev = { |
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.platform_data = &spitz_scoop_2_setup, |
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}, |
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.num_resources = ARRAY_SIZE(spitz_scoop_2_resources), |
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.resource = spitz_scoop_2_resources, |
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}; |
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static void __init spitz_scoop_init(void) |
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{ |
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platform_device_register(&spitz_scoop_1_device); |
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/* Akita doesn't have the second SCOOP chip */ |
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if (!machine_is_akita()) |
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platform_device_register(&spitz_scoop_2_device); |
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} |
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/* Power control is shared with between one of the CF slots and SD */ |
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static void __maybe_unused spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) |
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{ |
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unsigned short cpr; |
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unsigned long flags; |
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if (new_cpr & 0x7) { |
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gpio_set_value(SPITZ_GPIO_CF_POWER, 1); |
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mdelay(5); |
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} |
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local_irq_save(flags); |
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cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR); |
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if (enable & new_cpr) |
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cpr |= new_cpr; |
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else |
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cpr &= ~enable; |
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write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr); |
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local_irq_restore(flags); |
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if (!(cpr & 0x7)) { |
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mdelay(1); |
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gpio_set_value(SPITZ_GPIO_CF_POWER, 0); |
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} |
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} |
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#else |
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static inline void spitz_scoop_init(void) {} |
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static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {} |
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#endif |
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/****************************************************************************** |
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* PCMCIA |
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******************************************************************************/ |
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#if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE) |
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static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr) |
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{ |
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/* Only need to override behaviour for slot 0 */ |
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if (nr == 0) |
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spitz_card_pwr_ctrl( |
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cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr); |
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else |
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write_scoop_reg(scoop, SCOOP_CPR, cpr); |
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} |
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static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = { |
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{ |
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.dev = &spitz_scoop_1_device.dev, |
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.irq = SPITZ_IRQ_GPIO_CF_IRQ, |
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.cd_irq = SPITZ_IRQ_GPIO_CF_CD, |
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.cd_irq_str = "PCMCIA0 CD", |
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}, { |
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.dev = &spitz_scoop_2_device.dev, |
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.irq = SPITZ_IRQ_GPIO_CF2_IRQ, |
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.cd_irq = -1, |
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}, |
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}; |
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static struct scoop_pcmcia_config spitz_pcmcia_config = { |
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.devs = &spitz_pcmcia_scoop[0], |
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.num_devs = 2, |
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.power_ctrl = spitz_pcmcia_pwr, |
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}; |
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static void __init spitz_pcmcia_init(void) |
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{ |
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/* Akita has only one PCMCIA slot used */ |
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if (machine_is_akita()) |
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spitz_pcmcia_config.num_devs = 1; |
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platform_scoop_config = &spitz_pcmcia_config; |
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} |
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#else |
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static inline void spitz_pcmcia_init(void) {} |
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#endif |
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/****************************************************************************** |
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* GPIO keyboard |
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******************************************************************************/ |
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#if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE) |
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#define SPITZ_KEY_CALENDAR KEY_F1 |
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#define SPITZ_KEY_ADDRESS KEY_F2 |
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#define SPITZ_KEY_FN KEY_F3 |
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#define SPITZ_KEY_CANCEL KEY_F4 |
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#define SPITZ_KEY_EXOK KEY_F5 |
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#define SPITZ_KEY_EXCANCEL KEY_F6 |
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#define SPITZ_KEY_EXJOGDOWN KEY_F7 |
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#define SPITZ_KEY_EXJOGUP KEY_F8 |
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#define SPITZ_KEY_JAP1 KEY_LEFTALT |
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#define SPITZ_KEY_JAP2 KEY_RIGHTCTRL |
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#define SPITZ_KEY_SYNC KEY_F9 |
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#define SPITZ_KEY_MAIL KEY_F10 |
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#define SPITZ_KEY_OK KEY_F11 |
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#define SPITZ_KEY_MENU KEY_F12 |
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static const uint32_t spitz_keymap[] = { |
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KEY(0, 0, KEY_LEFTCTRL), |
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KEY(0, 1, KEY_1), |
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KEY(0, 2, KEY_3), |
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KEY(0, 3, KEY_5), |
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KEY(0, 4, KEY_6), |
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KEY(0, 5, KEY_7), |
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KEY(0, 6, KEY_9), |
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KEY(0, 7, KEY_0), |
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KEY(0, 8, KEY_BACKSPACE), |
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KEY(0, 9, SPITZ_KEY_EXOK), /* EXOK */ |
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KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */ |
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KEY(1, 1, KEY_2), |
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KEY(1, 2, KEY_4), |
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KEY(1, 3, KEY_R), |
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KEY(1, 4, KEY_Y), |
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KEY(1, 5, KEY_8), |
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KEY(1, 6, KEY_I), |
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KEY(1, 7, KEY_O), |
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KEY(1, 8, KEY_P), |
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KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */ |
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KEY(1, 10, SPITZ_KEY_EXJOGUP), /* EXJOGUP */ |
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KEY(2, 0, KEY_TAB), |
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KEY(2, 1, KEY_Q), |
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KEY(2, 2, KEY_E), |
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KEY(2, 3, KEY_T), |
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KEY(2, 4, KEY_G), |
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KEY(2, 5, KEY_U), |
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KEY(2, 6, KEY_J), |
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KEY(2, 7, KEY_K), |
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KEY(3, 0, SPITZ_KEY_ADDRESS), /* ADDRESS */ |
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KEY(3, 1, KEY_W), |
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KEY(3, 2, KEY_S), |
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KEY(3, 3, KEY_F), |
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KEY(3, 4, KEY_V), |
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KEY(3, 5, KEY_H), |
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KEY(3, 6, KEY_M), |
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KEY(3, 7, KEY_L), |
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KEY(3, 9, KEY_RIGHTSHIFT), |
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KEY(4, 0, SPITZ_KEY_CALENDAR), /* CALENDAR */ |
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KEY(4, 1, KEY_A), |
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KEY(4, 2, KEY_D), |
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KEY(4, 3, KEY_C), |
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KEY(4, 4, KEY_B), |
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KEY(4, 5, KEY_N), |
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KEY(4, 6, KEY_DOT), |
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KEY(4, 8, KEY_ENTER), |
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KEY(4, 9, KEY_LEFTSHIFT), |
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KEY(5, 0, SPITZ_KEY_MAIL), /* MAIL */ |
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KEY(5, 1, KEY_Z), |
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KEY(5, 2, KEY_X), |
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KEY(5, 3, KEY_MINUS), |
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KEY(5, 4, KEY_SPACE), |
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KEY(5, 5, KEY_COMMA), |
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KEY(5, 7, KEY_UP), |
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KEY(5, 10, SPITZ_KEY_FN), /* FN */ |
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KEY(6, 0, KEY_SYSRQ), |
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KEY(6, 1, SPITZ_KEY_JAP1), /* JAP1 */ |
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KEY(6, 2, SPITZ_KEY_JAP2), /* JAP2 */ |
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KEY(6, 3, SPITZ_KEY_CANCEL), /* CANCEL */ |
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KEY(6, 4, SPITZ_KEY_OK), /* OK */ |
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KEY(6, 5, SPITZ_KEY_MENU), /* MENU */ |
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KEY(6, 6, KEY_LEFT), |
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KEY(6, 7, KEY_DOWN), |
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KEY(6, 8, KEY_RIGHT), |
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}; |
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static const struct matrix_keymap_data spitz_keymap_data = { |
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.keymap = spitz_keymap, |
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.keymap_size = ARRAY_SIZE(spitz_keymap), |
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}; |
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static const uint32_t spitz_row_gpios[] = |
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{ 12, 17, 91, 34, 36, 38, 39 }; |
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static const uint32_t spitz_col_gpios[] = |
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{ 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 }; |
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static struct matrix_keypad_platform_data spitz_mkp_pdata = { |
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.keymap_data = &spitz_keymap_data, |
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.row_gpios = spitz_row_gpios, |
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.col_gpios = spitz_col_gpios, |
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.num_row_gpios = ARRAY_SIZE(spitz_row_gpios), |
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.num_col_gpios = ARRAY_SIZE(spitz_col_gpios), |
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.col_scan_delay_us = 10, |
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.debounce_ms = 10, |
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.wakeup = 1, |
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}; |
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static struct platform_device spitz_mkp_device = { |
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.name = "matrix-keypad", |
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.id = -1, |
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.dev = { |
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.platform_data = &spitz_mkp_pdata, |
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}, |
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}; |
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static void __init spitz_mkp_init(void) |
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{ |
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platform_device_register(&spitz_mkp_device); |
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} |
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#else |
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static inline void spitz_mkp_init(void) {} |
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#endif |
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/****************************************************************************** |
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* GPIO keys |
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******************************************************************************/ |
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#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) |
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static struct gpio_keys_button spitz_gpio_keys[] = { |
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{ |
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.type = EV_PWR, |
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.code = KEY_SUSPEND, |
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.gpio = SPITZ_GPIO_ON_KEY, |
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.desc = "On Off", |
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.wakeup = 1, |
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}, |
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/* Two buttons detecting the lid state */ |
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{ |
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.type = EV_SW, |
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.code = 0, |
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.gpio = SPITZ_GPIO_SWA, |
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.desc = "Display Down", |
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}, |
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{ |
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.type = EV_SW, |
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.code = 1, |
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.gpio = SPITZ_GPIO_SWB, |
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.desc = "Lid Closed", |
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}, |
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}; |
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static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = { |
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.buttons = spitz_gpio_keys, |
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.nbuttons = ARRAY_SIZE(spitz_gpio_keys), |
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}; |
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static struct platform_device spitz_gpio_keys_device = { |
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.name = "gpio-keys", |
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.id = -1, |
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.dev = { |
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.platform_data = &spitz_gpio_keys_platform_data, |
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}, |
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}; |
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static void __init spitz_keys_init(void) |
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{ |
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platform_device_register(&spitz_gpio_keys_device); |
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} |
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#else |
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static inline void spitz_keys_init(void) {} |
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#endif |
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/****************************************************************************** |
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* LEDs |
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******************************************************************************/ |
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#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) |
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static struct gpio_led spitz_gpio_leds[] = { |
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{ |
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.name = "spitz:amber:charge", |
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.default_trigger = "sharpsl-charge", |
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.gpio = SPITZ_GPIO_LED_ORANGE, |
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}, |
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{ |
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.name = "spitz:green:hddactivity", |
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.default_trigger = "disk-activity", |
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.gpio = SPITZ_GPIO_LED_GREEN, |
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}, |
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}; |
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static struct gpio_led_platform_data spitz_gpio_leds_info = { |
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.leds = spitz_gpio_leds, |
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.num_leds = ARRAY_SIZE(spitz_gpio_leds), |
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}; |
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static struct platform_device spitz_led_device = { |
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.name = "leds-gpio", |
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.id = -1, |
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.dev = { |
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.platform_data = &spitz_gpio_leds_info, |
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}, |
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}; |
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static void __init spitz_leds_init(void) |
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{ |
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platform_device_register(&spitz_led_device); |
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} |
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#else |
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static inline void spitz_leds_init(void) {} |
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#endif |
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/****************************************************************************** |
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* SSP Devices |
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******************************************************************************/ |
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#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) |
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static void spitz_ads7846_wait_for_hsync(void) |
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{ |
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while (gpio_get_value(SPITZ_GPIO_HSYNC)) |
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cpu_relax(); |
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|
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while (!gpio_get_value(SPITZ_GPIO_HSYNC)) |
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cpu_relax(); |
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} |
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static struct ads7846_platform_data spitz_ads7846_info = { |
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.model = 7846, |
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.vref_delay_usecs = 100, |
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.x_plate_ohms = 419, |
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.y_plate_ohms = 486, |
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.pressure_max = 1024, |
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.gpio_pendown = SPITZ_GPIO_TP_INT, |
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.wait_for_sync = spitz_ads7846_wait_for_hsync, |
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}; |
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|
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static struct pxa2xx_spi_chip spitz_ads7846_chip = { |
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.gpio_cs = SPITZ_GPIO_ADS7846_CS, |
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}; |
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|
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static void spitz_bl_kick_battery(void) |
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{ |
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void (*kick_batt)(void); |
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|
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kick_batt = symbol_get(sharpsl_battery_kick); |
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if (kick_batt) { |
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kick_batt(); |
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symbol_put(sharpsl_battery_kick); |
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} |
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} |
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|
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static struct gpiod_lookup_table spitz_lcdcon_gpio_table = { |
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.dev_id = "spi2.1", |
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.table = { |
|
GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_BACKLIGHT_CONT, |
|
"BL_CONT", GPIO_ACTIVE_LOW), |
|
GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_BACKLIGHT_ON, |
|
"BL_ON", GPIO_ACTIVE_HIGH), |
|
{ }, |
|
}, |
|
}; |
|
|
|
static struct gpiod_lookup_table akita_lcdcon_gpio_table = { |
|
.dev_id = "spi2.1", |
|
.table = { |
|
GPIO_LOOKUP("gpio-pxa", AKITA_GPIO_BACKLIGHT_CONT, |
|
"BL_CONT", GPIO_ACTIVE_LOW), |
|
GPIO_LOOKUP("gpio-pxa", AKITA_GPIO_BACKLIGHT_ON, |
|
"BL_ON", GPIO_ACTIVE_HIGH), |
|
{ }, |
|
}, |
|
}; |
|
|
|
static struct corgi_lcd_platform_data spitz_lcdcon_info = { |
|
.init_mode = CORGI_LCD_MODE_VGA, |
|
.max_intensity = 0x2f, |
|
.default_intensity = 0x1f, |
|
.limit_mask = 0x0b, |
|
.kick_battery = spitz_bl_kick_battery, |
|
}; |
|
|
|
static struct pxa2xx_spi_chip spitz_lcdcon_chip = { |
|
.gpio_cs = SPITZ_GPIO_LCDCON_CS, |
|
}; |
|
|
|
static struct pxa2xx_spi_chip spitz_max1111_chip = { |
|
.gpio_cs = SPITZ_GPIO_MAX1111_CS, |
|
}; |
|
|
|
static struct spi_board_info spitz_spi_devices[] = { |
|
{ |
|
.modalias = "ads7846", |
|
.max_speed_hz = 1200000, |
|
.bus_num = 2, |
|
.chip_select = 0, |
|
.platform_data = &spitz_ads7846_info, |
|
.controller_data = &spitz_ads7846_chip, |
|
.irq = PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT), |
|
}, { |
|
.modalias = "corgi-lcd", |
|
.max_speed_hz = 50000, |
|
.bus_num = 2, |
|
.chip_select = 1, |
|
.platform_data = &spitz_lcdcon_info, |
|
.controller_data = &spitz_lcdcon_chip, |
|
}, { |
|
.modalias = "max1111", |
|
.max_speed_hz = 450000, |
|
.bus_num = 2, |
|
.chip_select = 2, |
|
.controller_data = &spitz_max1111_chip, |
|
}, |
|
}; |
|
|
|
static struct pxa2xx_spi_controller spitz_spi_info = { |
|
.num_chipselect = 3, |
|
}; |
|
|
|
static void __init spitz_spi_init(void) |
|
{ |
|
if (machine_is_akita()) |
|
gpiod_add_lookup_table(&akita_lcdcon_gpio_table); |
|
else |
|
gpiod_add_lookup_table(&spitz_lcdcon_gpio_table); |
|
|
|
pxa2xx_set_spi_info(2, &spitz_spi_info); |
|
spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices)); |
|
} |
|
#else |
|
static inline void spitz_spi_init(void) {} |
|
#endif |
|
|
|
/****************************************************************************** |
|
* SD/MMC card controller |
|
******************************************************************************/ |
|
#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) |
|
/* |
|
* NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to |
|
* give the card a chance to fully insert/eject. |
|
*/ |
|
static int spitz_mci_setpower(struct device *dev, unsigned int vdd) |
|
{ |
|
struct pxamci_platform_data* p_d = dev->platform_data; |
|
|
|
if ((1 << vdd) & p_d->ocr_mask) |
|
spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V); |
|
else |
|
spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0); |
|
|
|
return 0; |
|
} |
|
|
|
static struct pxamci_platform_data spitz_mci_platform_data = { |
|
.detect_delay_ms = 250, |
|
.ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, |
|
.setpower = spitz_mci_setpower, |
|
}; |
|
|
|
static struct gpiod_lookup_table spitz_mci_gpio_table = { |
|
.dev_id = "pxa2xx-mci.0", |
|
.table = { |
|
GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_DETECT, |
|
"cd", GPIO_ACTIVE_LOW), |
|
GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_WP, |
|
"wp", GPIO_ACTIVE_LOW), |
|
{ }, |
|
}, |
|
}; |
|
|
|
static void __init spitz_mmc_init(void) |
|
{ |
|
gpiod_add_lookup_table(&spitz_mci_gpio_table); |
|
pxa_set_mci_info(&spitz_mci_platform_data); |
|
} |
|
#else |
|
static inline void spitz_mmc_init(void) {} |
|
#endif |
|
|
|
/****************************************************************************** |
|
* USB Host |
|
******************************************************************************/ |
|
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) |
|
static int spitz_ohci_init(struct device *dev) |
|
{ |
|
int err; |
|
|
|
err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST"); |
|
if (err) |
|
return err; |
|
|
|
/* Only Port 2 is connected, setup USB Port 2 Output Control Register */ |
|
UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; |
|
|
|
return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1); |
|
} |
|
|
|
static void spitz_ohci_exit(struct device *dev) |
|
{ |
|
gpio_free(SPITZ_GPIO_USB_HOST); |
|
} |
|
|
|
static struct pxaohci_platform_data spitz_ohci_platform_data = { |
|
.port_mode = PMM_NPS_MODE, |
|
.init = spitz_ohci_init, |
|
.exit = spitz_ohci_exit, |
|
.flags = ENABLE_PORT_ALL | NO_OC_PROTECTION, |
|
.power_budget = 150, |
|
}; |
|
|
|
static void __init spitz_uhc_init(void) |
|
{ |
|
pxa_set_ohci_info(&spitz_ohci_platform_data); |
|
} |
|
#else |
|
static inline void spitz_uhc_init(void) {} |
|
#endif |
|
|
|
/****************************************************************************** |
|
* IrDA |
|
******************************************************************************/ |
|
#if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE) |
|
static struct pxaficp_platform_data spitz_ficp_platform_data = { |
|
.transceiver_cap = IR_SIRMODE | IR_OFF, |
|
}; |
|
|
|
static void __init spitz_irda_init(void) |
|
{ |
|
if (machine_is_akita()) |
|
spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON; |
|
else |
|
spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON; |
|
|
|
pxa_set_ficp_info(&spitz_ficp_platform_data); |
|
} |
|
#else |
|
static inline void spitz_irda_init(void) {} |
|
#endif |
|
|
|
/****************************************************************************** |
|
* Framebuffer |
|
******************************************************************************/ |
|
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) |
|
static struct pxafb_mode_info spitz_pxafb_modes[] = { |
|
{ |
|
.pixclock = 19231, |
|
.xres = 480, |
|
.yres = 640, |
|
.bpp = 16, |
|
.hsync_len = 40, |
|
.left_margin = 46, |
|
.right_margin = 125, |
|
.vsync_len = 3, |
|
.upper_margin = 1, |
|
.lower_margin = 0, |
|
.sync = 0, |
|
}, { |
|
.pixclock = 134617, |
|
.xres = 240, |
|
.yres = 320, |
|
.bpp = 16, |
|
.hsync_len = 20, |
|
.left_margin = 20, |
|
.right_margin = 46, |
|
.vsync_len = 2, |
|
.upper_margin = 1, |
|
.lower_margin = 0, |
|
.sync = 0, |
|
}, |
|
}; |
|
|
|
static struct pxafb_mach_info spitz_pxafb_info = { |
|
.modes = spitz_pxafb_modes, |
|
.num_modes = ARRAY_SIZE(spitz_pxafb_modes), |
|
.fixed_modes = 1, |
|
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING, |
|
}; |
|
|
|
static void __init spitz_lcd_init(void) |
|
{ |
|
pxa_set_fb_info(NULL, &spitz_pxafb_info); |
|
} |
|
#else |
|
static inline void spitz_lcd_init(void) {} |
|
#endif |
|
|
|
/****************************************************************************** |
|
* NAND Flash |
|
******************************************************************************/ |
|
#if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE) |
|
static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; |
|
|
|
static struct nand_bbt_descr spitz_nand_bbt = { |
|
.options = 0, |
|
.offs = 4, |
|
.len = 2, |
|
.pattern = scan_ff_pattern |
|
}; |
|
|
|
static int akita_ooblayout_ecc(struct mtd_info *mtd, int section, |
|
struct mtd_oob_region *oobregion) |
|
{ |
|
if (section > 12) |
|
return -ERANGE; |
|
|
|
switch (section % 3) { |
|
case 0: |
|
oobregion->offset = 5; |
|
oobregion->length = 1; |
|
break; |
|
|
|
case 1: |
|
oobregion->offset = 1; |
|
oobregion->length = 3; |
|
break; |
|
|
|
case 2: |
|
oobregion->offset = 6; |
|
oobregion->length = 2; |
|
break; |
|
} |
|
|
|
oobregion->offset += (section / 3) * 0x10; |
|
|
|
return 0; |
|
} |
|
|
|
static int akita_ooblayout_free(struct mtd_info *mtd, int section, |
|
struct mtd_oob_region *oobregion) |
|
{ |
|
if (section) |
|
return -ERANGE; |
|
|
|
oobregion->offset = 8; |
|
oobregion->length = 9; |
|
|
|
return 0; |
|
} |
|
|
|
static const struct mtd_ooblayout_ops akita_ooblayout_ops = { |
|
.ecc = akita_ooblayout_ecc, |
|
.free = akita_ooblayout_free, |
|
}; |
|
|
|
static const char * const probes[] = { |
|
"cmdlinepart", |
|
"ofpart", |
|
"sharpslpart", |
|
NULL, |
|
}; |
|
|
|
static struct sharpsl_nand_platform_data spitz_nand_pdata = { |
|
.badblock_pattern = &spitz_nand_bbt, |
|
.part_parsers = probes, |
|
}; |
|
|
|
static struct resource spitz_nand_resources[] = { |
|
{ |
|
.start = PXA_CS3_PHYS, |
|
.end = PXA_CS3_PHYS + SZ_4K - 1, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
}; |
|
|
|
static struct platform_device spitz_nand_device = { |
|
.name = "sharpsl-nand", |
|
.id = -1, |
|
.resource = spitz_nand_resources, |
|
.num_resources = ARRAY_SIZE(spitz_nand_resources), |
|
.dev = { |
|
.platform_data = &spitz_nand_pdata, |
|
} |
|
}; |
|
|
|
static void __init spitz_nand_init(void) |
|
{ |
|
if (machine_is_akita() || machine_is_borzoi()) { |
|
spitz_nand_bbt.len = 1; |
|
spitz_nand_pdata.ecc_layout = &akita_ooblayout_ops; |
|
} |
|
|
|
platform_device_register(&spitz_nand_device); |
|
} |
|
#else |
|
static inline void spitz_nand_init(void) {} |
|
#endif |
|
|
|
/****************************************************************************** |
|
* NOR Flash |
|
******************************************************************************/ |
|
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) |
|
static struct mtd_partition spitz_rom_parts[] = { |
|
{ |
|
.name ="Boot PROM Filesystem", |
|
.offset = 0x00140000, |
|
.size = MTDPART_SIZ_FULL, |
|
}, |
|
}; |
|
|
|
static struct physmap_flash_data spitz_rom_data = { |
|
.width = 2, |
|
.nr_parts = ARRAY_SIZE(spitz_rom_parts), |
|
.parts = spitz_rom_parts, |
|
}; |
|
|
|
static struct resource spitz_rom_resources[] = { |
|
{ |
|
.start = PXA_CS0_PHYS, |
|
.end = PXA_CS0_PHYS + SZ_8M - 1, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
}; |
|
|
|
static struct platform_device spitz_rom_device = { |
|
.name = "physmap-flash", |
|
.id = -1, |
|
.resource = spitz_rom_resources, |
|
.num_resources = ARRAY_SIZE(spitz_rom_resources), |
|
.dev = { |
|
.platform_data = &spitz_rom_data, |
|
}, |
|
}; |
|
|
|
static void __init spitz_nor_init(void) |
|
{ |
|
platform_device_register(&spitz_rom_device); |
|
} |
|
#else |
|
static inline void spitz_nor_init(void) {} |
|
#endif |
|
|
|
/****************************************************************************** |
|
* I2C devices |
|
******************************************************************************/ |
|
#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE) |
|
static struct pca953x_platform_data akita_pca953x_pdata = { |
|
.gpio_base = AKITA_IOEXP_GPIO_BASE, |
|
}; |
|
|
|
static struct i2c_board_info spitz_i2c_devs[] = { |
|
{ |
|
.type = "wm8750", |
|
.addr = 0x1b, |
|
}, { |
|
.type = "max7310", |
|
.addr = 0x18, |
|
.platform_data = &akita_pca953x_pdata, |
|
}, |
|
}; |
|
|
|
static struct regulator_consumer_supply isl6271a_consumers[] = { |
|
REGULATOR_SUPPLY("vcc_core", NULL), |
|
}; |
|
|
|
static struct regulator_init_data isl6271a_info[] = { |
|
{ |
|
.constraints = { |
|
.name = "vcc_core range", |
|
.min_uV = 850000, |
|
.max_uV = 1600000, |
|
.always_on = 1, |
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, |
|
}, |
|
.consumer_supplies = isl6271a_consumers, |
|
.num_consumer_supplies = ARRAY_SIZE(isl6271a_consumers), |
|
} |
|
}; |
|
|
|
static struct i2c_board_info spitz_pi2c_devs[] = { |
|
{ |
|
.type = "isl6271a", |
|
.addr = 0x0c, |
|
.platform_data = &isl6271a_info, |
|
}, |
|
}; |
|
|
|
static void __init spitz_i2c_init(void) |
|
{ |
|
int size = ARRAY_SIZE(spitz_i2c_devs); |
|
|
|
/* Only Akita has the max7310 chip */ |
|
if (!machine_is_akita()) |
|
size--; |
|
|
|
pxa_set_i2c_info(NULL); |
|
pxa27x_set_i2c_power_info(NULL); |
|
i2c_register_board_info(0, spitz_i2c_devs, size); |
|
i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs)); |
|
} |
|
#else |
|
static inline void spitz_i2c_init(void) {} |
|
#endif |
|
|
|
/****************************************************************************** |
|
* Audio devices |
|
******************************************************************************/ |
|
static inline void spitz_audio_init(void) |
|
{ |
|
platform_device_register_simple("spitz-audio", -1, NULL, 0); |
|
} |
|
|
|
/****************************************************************************** |
|
* Machine init |
|
******************************************************************************/ |
|
static void spitz_poweroff(void) |
|
{ |
|
pxa_restart(REBOOT_GPIO, NULL); |
|
} |
|
|
|
static void spitz_restart(enum reboot_mode mode, const char *cmd) |
|
{ |
|
uint32_t msc0 = __raw_readl(MSC0); |
|
/* Bootloader magic for a reboot */ |
|
if ((msc0 & 0xffff0000) == 0x7ff00000) |
|
__raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0); |
|
|
|
spitz_poweroff(); |
|
} |
|
|
|
static void __init spitz_init(void) |
|
{ |
|
init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0); |
|
pm_power_off = spitz_poweroff; |
|
|
|
PMCR = 0x00; |
|
|
|
/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ |
|
PCFR |= PCFR_OPDE; |
|
|
|
pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config)); |
|
|
|
pxa_set_ffuart_info(NULL); |
|
pxa_set_btuart_info(NULL); |
|
pxa_set_stuart_info(NULL); |
|
|
|
spitz_spi_init(); |
|
spitz_scoop_init(); |
|
spitz_mkp_init(); |
|
spitz_keys_init(); |
|
spitz_leds_init(); |
|
spitz_mmc_init(); |
|
spitz_pcmcia_init(); |
|
spitz_irda_init(); |
|
spitz_uhc_init(); |
|
spitz_lcd_init(); |
|
spitz_nor_init(); |
|
spitz_nand_init(); |
|
spitz_i2c_init(); |
|
spitz_audio_init(); |
|
|
|
regulator_has_full_constraints(); |
|
} |
|
|
|
static void __init spitz_fixup(struct tag *tags, char **cmdline) |
|
{ |
|
sharpsl_save_param(); |
|
memblock_add(0xa0000000, SZ_64M); |
|
} |
|
|
|
#ifdef CONFIG_MACH_SPITZ |
|
MACHINE_START(SPITZ, "SHARP Spitz") |
|
.fixup = spitz_fixup, |
|
.map_io = pxa27x_map_io, |
|
.nr_irqs = PXA_NR_IRQS, |
|
.init_irq = pxa27x_init_irq, |
|
.handle_irq = pxa27x_handle_irq, |
|
.init_machine = spitz_init, |
|
.init_time = pxa_timer_init, |
|
.restart = spitz_restart, |
|
MACHINE_END |
|
#endif |
|
|
|
#ifdef CONFIG_MACH_BORZOI |
|
MACHINE_START(BORZOI, "SHARP Borzoi") |
|
.fixup = spitz_fixup, |
|
.map_io = pxa27x_map_io, |
|
.nr_irqs = PXA_NR_IRQS, |
|
.init_irq = pxa27x_init_irq, |
|
.handle_irq = pxa27x_handle_irq, |
|
.init_machine = spitz_init, |
|
.init_time = pxa_timer_init, |
|
.restart = spitz_restart, |
|
MACHINE_END |
|
#endif |
|
|
|
#ifdef CONFIG_MACH_AKITA |
|
MACHINE_START(AKITA, "SHARP Akita") |
|
.fixup = spitz_fixup, |
|
.map_io = pxa27x_map_io, |
|
.nr_irqs = PXA_NR_IRQS, |
|
.init_irq = pxa27x_init_irq, |
|
.handle_irq = pxa27x_handle_irq, |
|
.init_machine = spitz_init, |
|
.init_time = pxa_timer_init, |
|
.restart = spitz_restart, |
|
MACHINE_END |
|
#endif
|
|
|