1088 lines
27 KiB
C
1088 lines
27 KiB
C
// 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/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 "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 "spitz.h"
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#include "sharpsl_pm.h"
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#include "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",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &spitz_gpio_leds_info,
|
|
},
|
|
};
|
|
|
|
static void __init spitz_leds_init(void)
|
|
{
|
|
platform_device_register(&spitz_led_device);
|
|
}
|
|
#else
|
|
static inline void spitz_leds_init(void) {}
|
|
#endif
|
|
|
|
/******************************************************************************
|
|
* SSP Devices
|
|
******************************************************************************/
|
|
#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
|
|
static void spitz_ads7846_wait_for_hsync(void)
|
|
{
|
|
while (gpio_get_value(SPITZ_GPIO_HSYNC))
|
|
cpu_relax();
|
|
|
|
while (!gpio_get_value(SPITZ_GPIO_HSYNC))
|
|
cpu_relax();
|
|
}
|
|
|
|
static struct ads7846_platform_data spitz_ads7846_info = {
|
|
.model = 7846,
|
|
.vref_delay_usecs = 100,
|
|
.x_plate_ohms = 419,
|
|
.y_plate_ohms = 486,
|
|
.pressure_max = 1024,
|
|
.gpio_pendown = SPITZ_GPIO_TP_INT,
|
|
.wait_for_sync = spitz_ads7846_wait_for_hsync,
|
|
};
|
|
|
|
static struct gpiod_lookup_table spitz_lcdcon_gpio_table = {
|
|
.dev_id = "spi2.1",
|
|
.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 = sharpsl_battery_kick,
|
|
};
|
|
|
|
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,
|
|
.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,
|
|
}, {
|
|
.modalias = "max1111",
|
|
.max_speed_hz = 450000,
|
|
.bus_num = 2,
|
|
.chip_select = 2,
|
|
},
|
|
};
|
|
|
|
static struct pxa2xx_spi_controller spitz_spi_info = {
|
|
.num_chipselect = 3,
|
|
};
|
|
|
|
static struct gpiod_lookup_table spitz_spi_gpio_table = {
|
|
.dev_id = "spi2",
|
|
.table = {
|
|
GPIO_LOOKUP_IDX("gpio-pxa", SPITZ_GPIO_ADS7846_CS, "cs", 0, GPIO_ACTIVE_LOW),
|
|
GPIO_LOOKUP_IDX("gpio-pxa", SPITZ_GPIO_LCDCON_CS, "cs", 1, GPIO_ACTIVE_LOW),
|
|
GPIO_LOOKUP_IDX("gpio-pxa", SPITZ_GPIO_MAX1111_CS, "cs", 2, GPIO_ACTIVE_LOW),
|
|
{ },
|
|
},
|
|
};
|
|
|
|
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);
|
|
|
|
gpiod_add_lookup_table(&spitz_spi_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
|
|
|
|
static struct gpiod_lookup_table spitz_audio_gpio_table = {
|
|
.dev_id = "spitz-audio",
|
|
.table = {
|
|
GPIO_LOOKUP("sharp-scoop.0", SPITZ_GPIO_MUTE_L - SPITZ_SCP_GPIO_BASE,
|
|
"mute-l", GPIO_ACTIVE_HIGH),
|
|
GPIO_LOOKUP("sharp-scoop.0", SPITZ_GPIO_MUTE_R - SPITZ_SCP_GPIO_BASE,
|
|
"mute-r", GPIO_ACTIVE_HIGH),
|
|
GPIO_LOOKUP("sharp-scoop.1", SPITZ_GPIO_MIC_BIAS - SPITZ_SCP2_GPIO_BASE,
|
|
"mic", GPIO_ACTIVE_HIGH),
|
|
{ },
|
|
},
|
|
};
|
|
|
|
static struct gpiod_lookup_table akita_audio_gpio_table = {
|
|
.dev_id = "spitz-audio",
|
|
.table = {
|
|
GPIO_LOOKUP("sharp-scoop.0", SPITZ_GPIO_MUTE_L - SPITZ_SCP_GPIO_BASE,
|
|
"mute-l", GPIO_ACTIVE_HIGH),
|
|
GPIO_LOOKUP("sharp-scoop.0", SPITZ_GPIO_MUTE_R - SPITZ_SCP_GPIO_BASE,
|
|
"mute-r", GPIO_ACTIVE_HIGH),
|
|
GPIO_LOOKUP("i2c-max7310", AKITA_GPIO_MIC_BIAS - AKITA_IOEXP_GPIO_BASE,
|
|
"mic", GPIO_ACTIVE_HIGH),
|
|
{ },
|
|
},
|
|
};
|
|
|
|
/******************************************************************************
|
|
* Audio devices
|
|
******************************************************************************/
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static inline void spitz_audio_init(void)
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{
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if (machine_is_akita())
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gpiod_add_lookup_table(&akita_audio_gpio_table);
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else
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gpiod_add_lookup_table(&spitz_audio_gpio_table);
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platform_device_register_simple("spitz-audio", -1, NULL, 0);
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}
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/******************************************************************************
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* Machine init
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******************************************************************************/
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static void spitz_poweroff(void)
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{
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pxa_restart(REBOOT_GPIO, NULL);
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}
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static void spitz_restart(enum reboot_mode mode, const char *cmd)
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{
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uint32_t msc0 = __raw_readl(MSC0);
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/* Bootloader magic for a reboot */
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if ((msc0 & 0xffff0000) == 0x7ff00000)
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__raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
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spitz_poweroff();
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}
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static void __init spitz_init(void)
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{
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init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);
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pm_power_off = spitz_poweroff;
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PMCR = 0x00;
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/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
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PCFR |= PCFR_OPDE;
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pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
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pxa_set_ffuart_info(NULL);
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pxa_set_btuart_info(NULL);
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pxa_set_stuart_info(NULL);
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spitz_spi_init();
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spitz_scoop_init();
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spitz_mkp_init();
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spitz_keys_init();
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spitz_leds_init();
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spitz_mmc_init();
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spitz_pcmcia_init();
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spitz_irda_init();
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spitz_uhc_init();
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spitz_lcd_init();
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spitz_nor_init();
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spitz_nand_init();
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spitz_i2c_init();
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spitz_audio_init();
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regulator_has_full_constraints();
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}
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static void __init spitz_fixup(struct tag *tags, char **cmdline)
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{
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sharpsl_save_param();
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memblock_add(0xa0000000, SZ_64M);
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}
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#ifdef CONFIG_MACH_SPITZ
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MACHINE_START(SPITZ, "SHARP Spitz")
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.fixup = spitz_fixup,
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.map_io = pxa27x_map_io,
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.nr_irqs = PXA_NR_IRQS,
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.init_irq = pxa27x_init_irq,
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.handle_irq = pxa27x_handle_irq,
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.init_machine = spitz_init,
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.init_time = pxa_timer_init,
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.restart = spitz_restart,
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MACHINE_END
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#endif
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#ifdef CONFIG_MACH_BORZOI
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MACHINE_START(BORZOI, "SHARP Borzoi")
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.fixup = spitz_fixup,
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.map_io = pxa27x_map_io,
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.nr_irqs = PXA_NR_IRQS,
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.init_irq = pxa27x_init_irq,
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.handle_irq = pxa27x_handle_irq,
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.init_machine = spitz_init,
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.init_time = pxa_timer_init,
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.restart = spitz_restart,
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MACHINE_END
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#endif
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#ifdef CONFIG_MACH_AKITA
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MACHINE_START(AKITA, "SHARP Akita")
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.fixup = spitz_fixup,
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.map_io = pxa27x_map_io,
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.nr_irqs = PXA_NR_IRQS,
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.init_irq = pxa27x_init_irq,
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.handle_irq = pxa27x_handle_irq,
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.init_machine = spitz_init,
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.init_time = pxa_timer_init,
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.restart = spitz_restart,
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MACHINE_END
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#endif
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