+++ /dev/null
-/*
- * arch/arm/mach-pxa/raumfeld.c
- *
- * Support for the following Raumfeld devices:
- *
- * * Controller
- * * Connector
- * * Speaker S/M
- *
- * See http://www.raumfeld.com for details.
- *
- * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/property.h>
-#include <linux/platform_device.h>
-#include <linux/interrupt.h>
-#include <linux/gpio.h>
-#include <linux/gpio/machine.h>
-#include <linux/smsc911x.h>
-#include <linux/input.h>
-#include <linux/gpio_keys.h>
-#include <linux/leds.h>
-#include <linux/w1-gpio.h>
-#include <linux/sched.h>
-#include <linux/pwm.h>
-#include <linux/pwm_backlight.h>
-#include <linux/i2c.h>
-#include <linux/platform_data/i2c-pxa.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/spi_gpio.h>
-#include <linux/lis3lv02d.h>
-#include <linux/pda_power.h>
-#include <linux/power_supply.h>
-#include <linux/regulator/max8660.h>
-#include <linux/regulator/machine.h>
-#include <linux/regulator/fixed.h>
-#include <linux/regulator/consumer.h>
-#include <linux/delay.h>
-
-#include <asm/system_info.h>
-
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-
-#include "pxa300.h"
-#include <linux/platform_data/usb-ohci-pxa27x.h>
-#include <linux/platform_data/video-pxafb.h>
-#include <linux/platform_data/mmc-pxamci.h>
-#include <linux/platform_data/mtd-nand-pxa3xx.h>
-
-#include "generic.h"
-#include "devices.h"
-
-/* common GPIO definitions */
-
-/* inputs */
-#define GPIO_ON_OFF (14)
-#define GPIO_VOLENC_A (19)
-#define GPIO_VOLENC_B (20)
-#define GPIO_CHARGE_DONE (23)
-#define GPIO_CHARGE_IND (27)
-#define GPIO_TOUCH_IRQ (32)
-#define GPIO_ETH_IRQ (40)
-#define GPIO_SPI_MISO (98)
-#define GPIO_ACCEL_IRQ (104)
-#define GPIO_RESCUE_BOOT (115)
-#define GPIO_DOCK_DETECT (116)
-#define GPIO_KEY1 (117)
-#define GPIO_KEY2 (118)
-#define GPIO_KEY3 (119)
-#define GPIO_CHARGE_USB_OK (112)
-#define GPIO_CHARGE_DC_OK (101)
-#define GPIO_CHARGE_USB_SUSP (102)
-
-/* outputs */
-#define GPIO_SHUTDOWN_SUPPLY (16)
-#define GPIO_SHUTDOWN_BATT (18)
-#define GPIO_CHRG_PEN2 (31)
-#define GPIO_TFT_VA_EN (33)
-#define GPIO_SPDIF_CS (34)
-#define GPIO_LED2 (35)
-#define GPIO_LED1 (36)
-#define GPIO_SPDIF_RESET (38)
-#define GPIO_SPI_CLK (95)
-#define GPIO_MCLK_DAC_CS (96)
-#define GPIO_SPI_MOSI (97)
-#define GPIO_W1_PULLUP_ENABLE (105)
-#define GPIO_DISPLAY_ENABLE (106)
-#define GPIO_MCLK_RESET (111)
-#define GPIO_W2W_RESET (113)
-#define GPIO_W2W_PDN (114)
-#define GPIO_CODEC_RESET (120)
-#define GPIO_AUDIO_VA_ENABLE (124)
-#define GPIO_ACCEL_CS (125)
-#define GPIO_ONE_WIRE (126)
-
-/*
- * GPIO configurations
- */
-static mfp_cfg_t raumfeld_controller_pin_config[] __initdata = {
- /* UART1 */
- GPIO77_UART1_RXD,
- GPIO78_UART1_TXD,
- GPIO79_UART1_CTS,
- GPIO81_UART1_DSR,
- GPIO83_UART1_DTR,
- GPIO84_UART1_RTS,
-
- /* UART3 */
- GPIO110_UART3_RXD,
-
- /* USB Host */
- GPIO0_2_USBH_PEN,
- GPIO1_2_USBH_PWR,
-
- /* I2C */
- GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
- GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
-
- /* SPI */
- GPIO34_GPIO, /* SPDIF_CS */
- GPIO96_GPIO, /* MCLK_CS */
- GPIO125_GPIO, /* ACCEL_CS */
-
- /* MMC */
- GPIO3_MMC1_DAT0,
- GPIO4_MMC1_DAT1,
- GPIO5_MMC1_DAT2,
- GPIO6_MMC1_DAT3,
- GPIO7_MMC1_CLK,
- GPIO8_MMC1_CMD,
-
- /* One-wire */
- GPIO126_GPIO | MFP_LPM_FLOAT,
- GPIO105_GPIO | MFP_PULL_LOW | MFP_LPM_PULL_LOW,
-
- /* CHRG_USB_OK */
- GPIO101_GPIO | MFP_PULL_HIGH,
- /* CHRG_USB_OK */
- GPIO112_GPIO | MFP_PULL_HIGH,
- /* CHRG_USB_SUSP */
- GPIO102_GPIO,
- /* DISPLAY_ENABLE */
- GPIO106_GPIO,
- /* DOCK_DETECT */
- GPIO116_GPIO | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
-
- /* LCD */
- GPIO54_LCD_LDD_0,
- GPIO55_LCD_LDD_1,
- GPIO56_LCD_LDD_2,
- GPIO57_LCD_LDD_3,
- GPIO58_LCD_LDD_4,
- GPIO59_LCD_LDD_5,
- GPIO60_LCD_LDD_6,
- GPIO61_LCD_LDD_7,
- GPIO62_LCD_LDD_8,
- GPIO63_LCD_LDD_9,
- GPIO64_LCD_LDD_10,
- GPIO65_LCD_LDD_11,
- GPIO66_LCD_LDD_12,
- GPIO67_LCD_LDD_13,
- GPIO68_LCD_LDD_14,
- GPIO69_LCD_LDD_15,
- GPIO70_LCD_LDD_16,
- GPIO71_LCD_LDD_17,
- GPIO72_LCD_FCLK,
- GPIO73_LCD_LCLK,
- GPIO74_LCD_PCLK,
- GPIO75_LCD_BIAS,
-};
-
-static mfp_cfg_t raumfeld_connector_pin_config[] __initdata = {
- /* UART1 */
- GPIO77_UART1_RXD,
- GPIO78_UART1_TXD,
- GPIO79_UART1_CTS,
- GPIO81_UART1_DSR,
- GPIO83_UART1_DTR,
- GPIO84_UART1_RTS,
-
- /* UART3 */
- GPIO110_UART3_RXD,
-
- /* USB Host */
- GPIO0_2_USBH_PEN,
- GPIO1_2_USBH_PWR,
-
- /* I2C */
- GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
- GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
-
- /* SPI */
- GPIO34_GPIO, /* SPDIF_CS */
- GPIO96_GPIO, /* MCLK_CS */
- GPIO125_GPIO, /* ACCEL_CS */
-
- /* MMC */
- GPIO3_MMC1_DAT0,
- GPIO4_MMC1_DAT1,
- GPIO5_MMC1_DAT2,
- GPIO6_MMC1_DAT3,
- GPIO7_MMC1_CLK,
- GPIO8_MMC1_CMD,
-
- /* Ethernet */
- GPIO1_nCS2, /* CS */
- GPIO40_GPIO | MFP_PULL_HIGH, /* IRQ */
-
- /* SSP for I2S */
- GPIO85_SSP1_SCLK,
- GPIO89_SSP1_EXTCLK,
- GPIO86_SSP1_FRM,
- GPIO87_SSP1_TXD,
- GPIO88_SSP1_RXD,
- GPIO90_SSP1_SYSCLK,
-
- /* SSP2 for S/PDIF */
- GPIO25_SSP2_SCLK,
- GPIO26_SSP2_FRM,
- GPIO27_SSP2_TXD,
- GPIO29_SSP2_EXTCLK,
-
- /* LEDs */
- GPIO35_GPIO | MFP_LPM_PULL_LOW,
- GPIO36_GPIO | MFP_LPM_DRIVE_HIGH,
-};
-
-static mfp_cfg_t raumfeld_speaker_pin_config[] __initdata = {
- /* UART1 */
- GPIO77_UART1_RXD,
- GPIO78_UART1_TXD,
- GPIO79_UART1_CTS,
- GPIO81_UART1_DSR,
- GPIO83_UART1_DTR,
- GPIO84_UART1_RTS,
-
- /* UART3 */
- GPIO110_UART3_RXD,
-
- /* USB Host */
- GPIO0_2_USBH_PEN,
- GPIO1_2_USBH_PWR,
-
- /* I2C */
- GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
- GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
-
- /* SPI */
- GPIO34_GPIO, /* SPDIF_CS */
- GPIO96_GPIO, /* MCLK_CS */
- GPIO125_GPIO, /* ACCEL_CS */
-
- /* MMC */
- GPIO3_MMC1_DAT0,
- GPIO4_MMC1_DAT1,
- GPIO5_MMC1_DAT2,
- GPIO6_MMC1_DAT3,
- GPIO7_MMC1_CLK,
- GPIO8_MMC1_CMD,
-
- /* Ethernet */
- GPIO1_nCS2, /* CS */
- GPIO40_GPIO | MFP_PULL_HIGH, /* IRQ */
-
- /* SSP for I2S */
- GPIO85_SSP1_SCLK,
- GPIO89_SSP1_EXTCLK,
- GPIO86_SSP1_FRM,
- GPIO87_SSP1_TXD,
- GPIO88_SSP1_RXD,
- GPIO90_SSP1_SYSCLK,
-
- /* LEDs */
- GPIO35_GPIO | MFP_LPM_PULL_LOW,
- GPIO36_GPIO | MFP_LPM_DRIVE_HIGH,
-};
-
-/*
- * SMSC LAN9220 Ethernet
- */
-
-static struct resource smc91x_resources[] = {
- {
- .start = PXA3xx_CS2_PHYS,
- .end = PXA3xx_CS2_PHYS + 0xfffff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = PXA_GPIO_TO_IRQ(GPIO_ETH_IRQ),
- .end = PXA_GPIO_TO_IRQ(GPIO_ETH_IRQ),
- .flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
- }
-};
-
-static struct smsc911x_platform_config raumfeld_smsc911x_config = {
- .phy_interface = PHY_INTERFACE_MODE_MII,
- .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
- .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
- .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
-};
-
-static struct platform_device smc91x_device = {
- .name = "smsc911x",
- .id = -1,
- .num_resources = ARRAY_SIZE(smc91x_resources),
- .resource = smc91x_resources,
- .dev = {
- .platform_data = &raumfeld_smsc911x_config,
- }
-};
-
-/**
- * NAND
- */
-
-static struct mtd_partition raumfeld_nand_partitions[] = {
- {
- .name = "Bootloader",
- .offset = 0,
- .size = 0xa0000,
- .mask_flags = MTD_WRITEABLE, /* force read-only */
- },
- {
- .name = "BootloaderEnvironment",
- .offset = 0xa0000,
- .size = 0x20000,
- },
- {
- .name = "BootloaderSplashScreen",
- .offset = 0xc0000,
- .size = 0x60000,
- },
- {
- .name = "UBI",
- .offset = 0x120000,
- .size = MTDPART_SIZ_FULL,
- },
-};
-
-static struct pxa3xx_nand_platform_data raumfeld_nand_info = {
- .keep_config = 1,
- .parts = raumfeld_nand_partitions,
- .nr_parts = ARRAY_SIZE(raumfeld_nand_partitions),
-};
-
-/**
- * USB (OHCI) support
- */
-
-static struct pxaohci_platform_data raumfeld_ohci_info = {
- .port_mode = PMM_GLOBAL_MODE,
- .flags = ENABLE_PORT1,
-};
-
-/**
- * Rotary encoder input device
- */
-
-static struct gpiod_lookup_table raumfeld_rotary_gpios_table = {
- .dev_id = "rotary-encoder.0",
- .table = {
- GPIO_LOOKUP_IDX("gpio-0",
- GPIO_VOLENC_A, NULL, 0, GPIO_ACTIVE_LOW),
- GPIO_LOOKUP_IDX("gpio-0",
- GPIO_VOLENC_B, NULL, 1, GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
-static const struct property_entry raumfeld_rotary_properties[] __initconst = {
- PROPERTY_ENTRY_U32("rotary-encoder,steps-per-period", 24),
- PROPERTY_ENTRY_U32("linux,axis", REL_X),
- PROPERTY_ENTRY_U32("rotary-encoder,relative_axis", 1),
- { },
-};
-
-static struct platform_device rotary_encoder_device = {
- .name = "rotary-encoder",
- .id = 0,
-};
-
-/**
- * GPIO buttons
- */
-
-static struct gpio_keys_button gpio_keys_button[] = {
- {
- .code = KEY_F1,
- .type = EV_KEY,
- .gpio = GPIO_KEY1,
- .active_low = 1,
- .wakeup = 0,
- .debounce_interval = 5, /* ms */
- .desc = "Button 1",
- },
- {
- .code = KEY_F2,
- .type = EV_KEY,
- .gpio = GPIO_KEY2,
- .active_low = 1,
- .wakeup = 0,
- .debounce_interval = 5, /* ms */
- .desc = "Button 2",
- },
- {
- .code = KEY_F3,
- .type = EV_KEY,
- .gpio = GPIO_KEY3,
- .active_low = 1,
- .wakeup = 0,
- .debounce_interval = 5, /* ms */
- .desc = "Button 3",
- },
- {
- .code = KEY_F4,
- .type = EV_KEY,
- .gpio = GPIO_RESCUE_BOOT,
- .active_low = 0,
- .wakeup = 0,
- .debounce_interval = 5, /* ms */
- .desc = "rescue boot button",
- },
- {
- .code = KEY_F5,
- .type = EV_KEY,
- .gpio = GPIO_DOCK_DETECT,
- .active_low = 1,
- .wakeup = 0,
- .debounce_interval = 5, /* ms */
- .desc = "dock detect",
- },
- {
- .code = KEY_F6,
- .type = EV_KEY,
- .gpio = GPIO_ON_OFF,
- .active_low = 0,
- .wakeup = 0,
- .debounce_interval = 5, /* ms */
- .desc = "on_off button",
- },
-};
-
-static struct gpio_keys_platform_data gpio_keys_platform_data = {
- .buttons = gpio_keys_button,
- .nbuttons = ARRAY_SIZE(gpio_keys_button),
- .rep = 0,
-};
-
-static struct platform_device raumfeld_gpio_keys_device = {
- .name = "gpio-keys",
- .id = -1,
- .dev = {
- .platform_data = &gpio_keys_platform_data,
- }
-};
-
-/**
- * GPIO LEDs
- */
-
-static struct gpio_led raumfeld_leds[] = {
- {
- .name = "raumfeld:1",
- .gpio = GPIO_LED1,
- .active_low = 1,
- .default_state = LEDS_GPIO_DEFSTATE_ON,
- },
- {
- .name = "raumfeld:2",
- .gpio = GPIO_LED2,
- .active_low = 0,
- .default_state = LEDS_GPIO_DEFSTATE_OFF,
- }
-};
-
-static struct gpio_led_platform_data raumfeld_led_platform_data = {
- .leds = raumfeld_leds,
- .num_leds = ARRAY_SIZE(raumfeld_leds),
-};
-
-static struct platform_device raumfeld_led_device = {
- .name = "leds-gpio",
- .id = -1,
- .dev = {
- .platform_data = &raumfeld_led_platform_data,
- },
-};
-
-/**
- * One-wire (W1 bus) support
- */
-
-static void w1_enable_external_pullup(int enable)
-{
- gpio_set_value(GPIO_W1_PULLUP_ENABLE, enable);
- msleep(100);
-}
-
-static struct gpiod_lookup_table raumfeld_w1_gpiod_table = {
- .dev_id = "w1-gpio",
- .table = {
- GPIO_LOOKUP_IDX("gpio-pxa", GPIO_ONE_WIRE, NULL, 0,
- GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
- },
-};
-
-static struct w1_gpio_platform_data w1_gpio_platform_data = {
- .enable_external_pullup = w1_enable_external_pullup,
-};
-
-static struct platform_device raumfeld_w1_gpio_device = {
- .name = "w1-gpio",
- .dev = {
- .platform_data = &w1_gpio_platform_data
- }
-};
-
-static void __init raumfeld_w1_init(void)
-{
- int ret = gpio_request(GPIO_W1_PULLUP_ENABLE,
- "W1 external pullup enable");
-
- if (ret < 0)
- pr_warn("Unable to request GPIO_W1_PULLUP_ENABLE\n");
- else
- gpio_direction_output(GPIO_W1_PULLUP_ENABLE, 0);
-
- gpiod_add_lookup_table(&raumfeld_w1_gpiod_table);
- platform_device_register(&raumfeld_w1_gpio_device);
-}
-
-/**
- * Framebuffer device
- */
-
-static struct pwm_lookup raumfeld_pwm_lookup[] = {
- PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight", NULL, 10000,
- PWM_POLARITY_NORMAL),
-};
-
-/* PWM controlled backlight */
-static struct platform_pwm_backlight_data raumfeld_pwm_backlight_data = {
- .max_brightness = 100,
- .dft_brightness = 100,
- .enable_gpio = -1,
-};
-
-static struct platform_device raumfeld_pwm_backlight_device = {
- .name = "pwm-backlight",
- .dev = {
- .parent = &pxa27x_device_pwm0.dev,
- .platform_data = &raumfeld_pwm_backlight_data,
- }
-};
-
-/* LT3593 controlled backlight */
-static struct gpio_led raumfeld_lt3593_led = {
- .name = "backlight",
- .gpio = mfp_to_gpio(MFP_PIN_GPIO17),
- .default_state = LEDS_GPIO_DEFSTATE_ON,
-};
-
-static struct gpio_led_platform_data raumfeld_lt3593_platform_data = {
- .leds = &raumfeld_lt3593_led,
- .num_leds = 1,
-};
-
-static struct platform_device raumfeld_lt3593_device = {
- .name = "leds-lt3593",
- .id = -1,
- .dev = {
- .platform_data = &raumfeld_lt3593_platform_data,
- },
-};
-
-static struct pxafb_mode_info sharp_lq043t3dx02_mode = {
- .pixclock = 111000,
- .xres = 480,
- .yres = 272,
- .bpp = 16,
- .hsync_len = 41,
- .left_margin = 2,
- .right_margin = 1,
- .vsync_len = 10,
- .upper_margin = 3,
- .lower_margin = 1,
- .sync = 0,
-};
-
-static struct pxafb_mach_info raumfeld_sharp_lcd_info = {
- .modes = &sharp_lq043t3dx02_mode,
- .num_modes = 1,
- .video_mem_size = 0x400000,
- .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
-#ifdef CONFIG_PXA3XX_GCU
- .acceleration_enabled = 1,
-#endif
-};
-
-static void __init raumfeld_lcd_init(void)
-{
- int ret;
-
- ret = gpio_request(GPIO_TFT_VA_EN, "display VA enable");
- if (ret < 0)
- pr_warn("Unable to request GPIO_TFT_VA_EN\n");
- else
- gpio_direction_output(GPIO_TFT_VA_EN, 1);
-
- msleep(100);
-
- ret = gpio_request(GPIO_DISPLAY_ENABLE, "display enable");
- if (ret < 0)
- pr_warn("Unable to request GPIO_DISPLAY_ENABLE\n");
- else
- gpio_direction_output(GPIO_DISPLAY_ENABLE, 1);
-
- /* Hardware revision 2 has the backlight regulator controlled
- * by an LT3593, earlier and later devices use PWM for that. */
- if ((system_rev & 0xff) == 2) {
- platform_device_register(&raumfeld_lt3593_device);
- } else {
- mfp_cfg_t raumfeld_pwm_pin_config = GPIO17_PWM0_OUT;
- pxa3xx_mfp_config(&raumfeld_pwm_pin_config, 1);
- pwm_add_table(raumfeld_pwm_lookup,
- ARRAY_SIZE(raumfeld_pwm_lookup));
- platform_device_register(&raumfeld_pwm_backlight_device);
- }
-
- pxa_set_fb_info(NULL, &raumfeld_sharp_lcd_info);
- platform_device_register(&pxa3xx_device_gcu);
-}
-
-/**
- * SPI devices
- */
-
-static struct spi_gpio_platform_data raumfeld_spi_platform_data = {
- .num_chipselect = 3,
-};
-
-static struct platform_device raumfeld_spi_device = {
- .name = "spi_gpio",
- .id = 0,
- .dev = {
- .platform_data = &raumfeld_spi_platform_data,
- }
-};
-
-static struct gpiod_lookup_table raumfeld_spi_gpiod_table = {
- .dev_id = "spi_gpio",
- .table = {
- GPIO_LOOKUP("gpio-0", GPIO_SPI_CLK,
- "sck", GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP("gpio-0", GPIO_SPI_MOSI,
- "mosi", GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP("gpio-0", GPIO_SPI_MISO,
- "miso", GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP_IDX("gpio-0", GPIO_SPDIF_CS,
- "cs", 0, GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP_IDX("gpio-0", GPIO_ACCEL_CS,
- "cs", 1, GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP_IDX("gpio-0", GPIO_MCLK_DAC_CS,
- "cs", 2, GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
-static struct lis3lv02d_platform_data lis3_pdata = {
- .click_flags = LIS3_CLICK_SINGLE_X |
- LIS3_CLICK_SINGLE_Y |
- LIS3_CLICK_SINGLE_Z,
- .irq_cfg = LIS3_IRQ1_CLICK | LIS3_IRQ2_CLICK,
- .wakeup_flags = LIS3_WAKEUP_X_LO | LIS3_WAKEUP_X_HI |
- LIS3_WAKEUP_Y_LO | LIS3_WAKEUP_Y_HI |
- LIS3_WAKEUP_Z_LO | LIS3_WAKEUP_Z_HI,
- .wakeup_thresh = 10,
- .click_thresh_x = 10,
- .click_thresh_y = 10,
- .click_thresh_z = 10,
-};
-
-#define SPI_AK4104 \
-{ \
- .modalias = "ak4104-codec", \
- .max_speed_hz = 10000, \
- .bus_num = 0, \
- .chip_select = 0, \
-}
-
-#define SPI_LIS3 \
-{ \
- .modalias = "lis3lv02d_spi", \
- .max_speed_hz = 1000000, \
- .bus_num = 0, \
- .chip_select = 1, \
- .platform_data = &lis3_pdata, \
- .irq = PXA_GPIO_TO_IRQ(GPIO_ACCEL_IRQ), \
-}
-
-#define SPI_DAC7512 \
-{ \
- .modalias = "dac7512", \
- .max_speed_hz = 1000000, \
- .bus_num = 0, \
- .chip_select = 2, \
-}
-
-static struct spi_board_info connector_spi_devices[] __initdata = {
- SPI_AK4104,
- SPI_DAC7512,
-};
-
-static struct spi_board_info speaker_spi_devices[] __initdata = {
- SPI_DAC7512,
-};
-
-static struct spi_board_info controller_spi_devices[] __initdata = {
- SPI_LIS3,
-};
-
-/**
- * MMC for Marvell Libertas 8688 via SDIO
- */
-
-static int raumfeld_mci_init(struct device *dev, irq_handler_t isr, void *data)
-{
- gpio_set_value(GPIO_W2W_RESET, 1);
- gpio_set_value(GPIO_W2W_PDN, 1);
-
- return 0;
-}
-
-static void raumfeld_mci_exit(struct device *dev, void *data)
-{
- gpio_set_value(GPIO_W2W_RESET, 0);
- gpio_set_value(GPIO_W2W_PDN, 0);
-}
-
-static struct pxamci_platform_data raumfeld_mci_platform_data = {
- .init = raumfeld_mci_init,
- .exit = raumfeld_mci_exit,
- .detect_delay_ms = 200,
-};
-
-/*
- * External power / charge logic
- */
-
-static int power_supply_init(struct device *dev)
-{
- return 0;
-}
-
-static void power_supply_exit(struct device *dev)
-{
-}
-
-static int raumfeld_is_ac_online(void)
-{
- return !gpio_get_value(GPIO_CHARGE_DC_OK);
-}
-
-static int raumfeld_is_usb_online(void)
-{
- return 0;
-}
-
-static char *raumfeld_power_supplicants[] = { "ds2760-battery.0" };
-
-static void raumfeld_power_signal_charged(void)
-{
- struct power_supply *psy =
- power_supply_get_by_name(raumfeld_power_supplicants[0]);
-
- if (psy) {
- power_supply_set_battery_charged(psy);
- power_supply_put(psy);
- }
-}
-
-static int raumfeld_power_resume(void)
-{
- /* check if GPIO_CHARGE_DONE went low while we were sleeping */
- if (!gpio_get_value(GPIO_CHARGE_DONE))
- raumfeld_power_signal_charged();
-
- return 0;
-}
-
-static struct pda_power_pdata power_supply_info = {
- .init = power_supply_init,
- .is_ac_online = raumfeld_is_ac_online,
- .is_usb_online = raumfeld_is_usb_online,
- .exit = power_supply_exit,
- .supplied_to = raumfeld_power_supplicants,
- .num_supplicants = ARRAY_SIZE(raumfeld_power_supplicants),
- .resume = raumfeld_power_resume,
-};
-
-static struct resource power_supply_resources[] = {
- {
- .name = "ac",
- .flags = IORESOURCE_IRQ |
- IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE,
- .start = GPIO_CHARGE_DC_OK,
- .end = GPIO_CHARGE_DC_OK,
- },
-};
-
-static irqreturn_t charge_done_irq(int irq, void *dev_id)
-{
- raumfeld_power_signal_charged();
- return IRQ_HANDLED;
-}
-
-static struct platform_device raumfeld_power_supply = {
- .name = "pda-power",
- .id = -1,
- .dev = {
- .platform_data = &power_supply_info,
- },
- .resource = power_supply_resources,
- .num_resources = ARRAY_SIZE(power_supply_resources),
-};
-
-static void __init raumfeld_power_init(void)
-{
- int ret;
-
- /* Set PEN2 high to enable maximum charge current */
- ret = gpio_request(GPIO_CHRG_PEN2, "CHRG_PEN2");
- if (ret < 0)
- pr_warn("Unable to request GPIO_CHRG_PEN2\n");
- else
- gpio_direction_output(GPIO_CHRG_PEN2, 1);
-
- ret = gpio_request(GPIO_CHARGE_DC_OK, "CABLE_DC_OK");
- if (ret < 0)
- pr_warn("Unable to request GPIO_CHARGE_DC_OK\n");
-
- ret = gpio_request(GPIO_CHARGE_USB_SUSP, "CHARGE_USB_SUSP");
- if (ret < 0)
- pr_warn("Unable to request GPIO_CHARGE_USB_SUSP\n");
- else
- gpio_direction_output(GPIO_CHARGE_USB_SUSP, 0);
-
- power_supply_resources[0].start = gpio_to_irq(GPIO_CHARGE_DC_OK);
- power_supply_resources[0].end = gpio_to_irq(GPIO_CHARGE_DC_OK);
-
- ret = request_irq(gpio_to_irq(GPIO_CHARGE_DONE),
- &charge_done_irq, IORESOURCE_IRQ_LOWEDGE,
- "charge_done", NULL);
-
- if (ret < 0)
- printk(KERN_ERR "%s: unable to register irq %d\n", __func__,
- GPIO_CHARGE_DONE);
- else
- platform_device_register(&raumfeld_power_supply);
-}
-
-/* Fixed regulator for AUDIO_VA, 0-0048 maps to the cs4270 codec device */
-
-static struct regulator_consumer_supply audio_va_consumer_supply =
- REGULATOR_SUPPLY("va", "0-0048");
-
-static struct regulator_init_data audio_va_initdata = {
- .consumer_supplies = &audio_va_consumer_supply,
- .num_consumer_supplies = 1,
- .constraints = {
- .valid_ops_mask = REGULATOR_CHANGE_STATUS,
- },
-};
-
-static struct fixed_voltage_config audio_va_config = {
- .supply_name = "audio_va",
- .microvolts = 5000000,
- .enable_high = 1,
- .enabled_at_boot = 0,
- .init_data = &audio_va_initdata,
-};
-
-static struct platform_device audio_va_device = {
- .name = "reg-fixed-voltage",
- .id = 0,
- .dev = {
- .platform_data = &audio_va_config,
- },
-};
-
-static struct gpiod_lookup_table audio_va_gpiod_table = {
- .dev_id = "reg-fixed-voltage.0",
- .table = {
- GPIO_LOOKUP("gpio-pxa", GPIO_AUDIO_VA_ENABLE,
- NULL, GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
-/* Dummy supplies for Codec's VD/VLC */
-
-static struct regulator_consumer_supply audio_dummy_supplies[] = {
- REGULATOR_SUPPLY("vd", "0-0048"),
- REGULATOR_SUPPLY("vlc", "0-0048"),
-};
-
-static struct regulator_init_data audio_dummy_initdata = {
- .consumer_supplies = audio_dummy_supplies,
- .num_consumer_supplies = ARRAY_SIZE(audio_dummy_supplies),
- .constraints = {
- .valid_ops_mask = REGULATOR_CHANGE_STATUS,
- },
-};
-
-static struct fixed_voltage_config audio_dummy_config = {
- .supply_name = "audio_vd",
- .microvolts = 3300000,
- .init_data = &audio_dummy_initdata,
-};
-
-static struct platform_device audio_supply_dummy_device = {
- .name = "reg-fixed-voltage",
- .id = 1,
- .dev = {
- .platform_data = &audio_dummy_config,
- },
-};
-
-static struct platform_device *audio_regulator_devices[] = {
- &audio_va_device,
- &audio_supply_dummy_device,
-};
-
-/**
- * Regulator support via MAX8660
- */
-
-static struct regulator_consumer_supply vcc_mmc_supply =
- REGULATOR_SUPPLY("vmmc", "pxa2xx-mci.0");
-
-static struct regulator_init_data vcc_mmc_init_data = {
- .constraints = {
- .min_uV = 3300000,
- .max_uV = 3300000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask = REGULATOR_CHANGE_STATUS |
- REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_MODE,
- },
- .consumer_supplies = &vcc_mmc_supply,
- .num_consumer_supplies = 1,
-};
-
-static struct max8660_subdev_data max8660_v6_subdev_data = {
- .id = MAX8660_V6,
- .name = "vmmc",
- .platform_data = &vcc_mmc_init_data,
-};
-
-static struct max8660_platform_data max8660_pdata = {
- .subdevs = &max8660_v6_subdev_data,
- .num_subdevs = 1,
-};
-
-/**
- * I2C devices
- */
-
-static struct i2c_board_info raumfeld_pwri2c_board_info = {
- .type = "max8660",
- .addr = 0x34,
- .platform_data = &max8660_pdata,
-};
-
-static struct i2c_board_info raumfeld_connector_i2c_board_info __initdata = {
- .type = "cs4270",
- .addr = 0x48,
-};
-
-static struct gpiod_lookup_table raumfeld_controller_gpios_table = {
- .dev_id = "0-000a",
- .table = {
- GPIO_LOOKUP("gpio-pxa",
- GPIO_TOUCH_IRQ, "attn", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
-static const struct resource raumfeld_controller_resources[] __initconst = {
- {
- .start = PXA_GPIO_TO_IRQ(GPIO_TOUCH_IRQ),
- .end = PXA_GPIO_TO_IRQ(GPIO_TOUCH_IRQ),
- .flags = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH,
- },
-};
-
-static struct i2c_board_info raumfeld_controller_i2c_board_info __initdata = {
- .type = "eeti_ts",
- .addr = 0x0a,
- .resources = raumfeld_controller_resources,
- .num_resources = ARRAY_SIZE(raumfeld_controller_resources),
-};
-
-static struct platform_device *raumfeld_common_devices[] = {
- &raumfeld_gpio_keys_device,
- &raumfeld_led_device,
- &raumfeld_spi_device,
-};
-
-static void __init raumfeld_audio_init(void)
-{
- int ret;
-
- ret = gpio_request(GPIO_CODEC_RESET, "cs4270 reset");
- if (ret < 0)
- pr_warn("unable to request GPIO_CODEC_RESET\n");
- else
- gpio_direction_output(GPIO_CODEC_RESET, 1);
-
- ret = gpio_request(GPIO_SPDIF_RESET, "ak4104 s/pdif reset");
- if (ret < 0)
- pr_warn("unable to request GPIO_SPDIF_RESET\n");
- else
- gpio_direction_output(GPIO_SPDIF_RESET, 1);
-
- ret = gpio_request(GPIO_MCLK_RESET, "MCLK reset");
- if (ret < 0)
- pr_warn("unable to request GPIO_MCLK_RESET\n");
- else
- gpio_direction_output(GPIO_MCLK_RESET, 1);
-
- gpiod_add_lookup_table(&audio_va_gpiod_table);
- platform_add_devices(ARRAY_AND_SIZE(audio_regulator_devices));
-}
-
-static void __init raumfeld_common_init(void)
-{
- int ret;
-
- /* The on/off button polarity has changed after revision 1 */
- if ((system_rev & 0xff) > 1) {
- int i;
-
- for (i = 0; i < ARRAY_SIZE(gpio_keys_button); i++)
- if (!strcmp(gpio_keys_button[i].desc, "on_off button"))
- gpio_keys_button[i].active_low = 1;
- }
-
- enable_irq_wake(IRQ_WAKEUP0);
-
- pxa3xx_set_nand_info(&raumfeld_nand_info);
- pxa3xx_set_i2c_power_info(NULL);
- pxa_set_ohci_info(&raumfeld_ohci_info);
- pxa_set_mci_info(&raumfeld_mci_platform_data);
- pxa_set_i2c_info(NULL);
- pxa_set_ffuart_info(NULL);
-
- ret = gpio_request(GPIO_W2W_RESET, "Wi2Wi reset");
- if (ret < 0)
- pr_warn("Unable to request GPIO_W2W_RESET\n");
- else
- gpio_direction_output(GPIO_W2W_RESET, 0);
-
- ret = gpio_request(GPIO_W2W_PDN, "Wi2Wi powerup");
- if (ret < 0)
- pr_warn("Unable to request GPIO_W2W_PDN\n");
- else
- gpio_direction_output(GPIO_W2W_PDN, 0);
-
- /* this can be used to switch off the device */
- ret = gpio_request(GPIO_SHUTDOWN_SUPPLY, "supply shutdown");
- if (ret < 0)
- pr_warn("Unable to request GPIO_SHUTDOWN_SUPPLY\n");
- else
- gpio_direction_output(GPIO_SHUTDOWN_SUPPLY, 0);
-
- gpiod_add_lookup_table(&raumfeld_spi_gpiod_table);
- platform_add_devices(ARRAY_AND_SIZE(raumfeld_common_devices));
- i2c_register_board_info(1, &raumfeld_pwri2c_board_info, 1);
-}
-
-static void __init __maybe_unused raumfeld_controller_init(void)
-{
- int ret;
-
- pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_controller_pin_config));
-
- gpiod_add_lookup_table(&raumfeld_rotary_gpios_table);
- device_add_properties(&rotary_encoder_device.dev,
- raumfeld_rotary_properties);
- platform_device_register(&rotary_encoder_device);
-
- spi_register_board_info(ARRAY_AND_SIZE(controller_spi_devices));
-
- gpiod_add_lookup_table(&raumfeld_controller_gpios_table);
- i2c_register_board_info(0, &raumfeld_controller_i2c_board_info, 1);
-
- ret = gpio_request(GPIO_SHUTDOWN_BATT, "battery shutdown");
- if (ret < 0)
- pr_warn("Unable to request GPIO_SHUTDOWN_BATT\n");
- else
- gpio_direction_output(GPIO_SHUTDOWN_BATT, 0);
-
- raumfeld_common_init();
- raumfeld_power_init();
- raumfeld_lcd_init();
- raumfeld_w1_init();
-}
-
-static void __init __maybe_unused raumfeld_connector_init(void)
-{
- pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_connector_pin_config));
- spi_register_board_info(ARRAY_AND_SIZE(connector_spi_devices));
- i2c_register_board_info(0, &raumfeld_connector_i2c_board_info, 1);
-
- platform_device_register(&smc91x_device);
-
- raumfeld_audio_init();
- raumfeld_common_init();
-}
-
-static void __init __maybe_unused raumfeld_speaker_init(void)
-{
- pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_speaker_pin_config));
- spi_register_board_info(ARRAY_AND_SIZE(speaker_spi_devices));
- i2c_register_board_info(0, &raumfeld_connector_i2c_board_info, 1);
-
- platform_device_register(&smc91x_device);
-
- gpiod_add_lookup_table(&raumfeld_rotary_gpios_table);
- device_add_properties(&rotary_encoder_device.dev,
- raumfeld_rotary_properties);
- platform_device_register(&rotary_encoder_device);
-
- raumfeld_audio_init();
- raumfeld_common_init();
-}
-
-/* physical memory regions */
-#define RAUMFELD_SDRAM_BASE 0xa0000000 /* SDRAM region */
-
-#ifdef CONFIG_MACH_RAUMFELD_RC
-MACHINE_START(RAUMFELD_RC, "Raumfeld Controller")
- .atag_offset = 0x100,
- .init_machine = raumfeld_controller_init,
- .map_io = pxa3xx_map_io,
- .nr_irqs = PXA_NR_IRQS,
- .init_irq = pxa3xx_init_irq,
- .handle_irq = pxa3xx_handle_irq,
- .init_time = pxa_timer_init,
- .restart = pxa_restart,
-MACHINE_END
-#endif
-
-#ifdef CONFIG_MACH_RAUMFELD_CONNECTOR
-MACHINE_START(RAUMFELD_CONNECTOR, "Raumfeld Connector")
- .atag_offset = 0x100,
- .init_machine = raumfeld_connector_init,
- .map_io = pxa3xx_map_io,
- .nr_irqs = PXA_NR_IRQS,
- .init_irq = pxa3xx_init_irq,
- .handle_irq = pxa3xx_handle_irq,
- .init_time = pxa_timer_init,
- .restart = pxa_restart,
-MACHINE_END
-#endif
-
-#ifdef CONFIG_MACH_RAUMFELD_SPEAKER
-MACHINE_START(RAUMFELD_SPEAKER, "Raumfeld Speaker")
- .atag_offset = 0x100,
- .init_machine = raumfeld_speaker_init,
- .map_io = pxa3xx_map_io,
- .nr_irqs = PXA_NR_IRQS,
- .init_irq = pxa3xx_init_irq,
- .handle_irq = pxa3xx_handle_irq,
- .init_time = pxa_timer_init,
- .restart = pxa_restart,
-MACHINE_END
-#endif
projects / platform / kernel / linux-starfive.git / commitdiff