| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Support for Sharp SL-Cxx00 Series of PDAs |
| * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi) |
| * |
| * Copyright (c) 2005 Richard Purdie |
| * |
| * Based on Sharp's 2.4 kernel patches/lubbock.c |
| */ |
| |
| #include <linux/kernel.h> |
| #include <linux/platform_device.h> |
| #include <linux/delay.h> |
| #include <linux/gpio_keys.h> |
| #include <linux/gpio.h> |
| #include <linux/gpio/machine.h> |
| #include <linux/gpio/property.h> |
| #include <linux/leds.h> |
| #include <linux/i2c.h> |
| #include <linux/platform_data/i2c-pxa.h> |
| #include <linux/platform_data/pca953x.h> |
| #include <linux/property.h> |
| #include <linux/spi/spi.h> |
| #include <linux/spi/ads7846.h> |
| #include <linux/spi/corgi_lcd.h> |
| #include <linux/mtd/sharpsl.h> |
| #include <linux/mtd/physmap.h> |
| #include <linux/input-event-codes.h> |
| #include <linux/input/matrix_keypad.h> |
| #include <linux/regulator/machine.h> |
| #include <linux/io.h> |
| #include <linux/property.h> |
| #include <linux/reboot.h> |
| #include <linux/memblock.h> |
| |
| #include <asm/setup.h> |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| #include <asm/mach/sharpsl_param.h> |
| #include <asm/hardware/scoop.h> |
| |
| #include "pxa27x.h" |
| #include "pxa27x-udc.h" |
| #include "reset.h" |
| #include <linux/platform_data/mmc-pxamci.h> |
| #include <linux/platform_data/usb-ohci-pxa27x.h> |
| #include <linux/platform_data/video-pxafb.h> |
| #include "spitz.h" |
| #include "sharpsl_pm.h" |
| #include "smemc.h" |
| |
| #include "generic.h" |
| #include "devices.h" |
| |
| /****************************************************************************** |
| * Pin configuration |
| ******************************************************************************/ |
| static unsigned long spitz_pin_config[] __initdata = { |
| /* Chip Selects */ |
| GPIO78_nCS_2, /* SCOOP #2 */ |
| GPIO79_nCS_3, /* NAND */ |
| GPIO80_nCS_4, /* SCOOP #1 */ |
| |
| /* LCD - 16bpp Active TFT */ |
| GPIOxx_LCD_TFT_16BPP, |
| |
| /* PC Card */ |
| GPIO48_nPOE, |
| GPIO49_nPWE, |
| GPIO50_nPIOR, |
| GPIO51_nPIOW, |
| GPIO85_nPCE_1, |
| GPIO54_nPCE_2, |
| GPIO55_nPREG, |
| GPIO56_nPWAIT, |
| GPIO57_nIOIS16, |
| GPIO104_PSKTSEL, |
| |
| /* I2S */ |
| GPIO28_I2S_BITCLK_OUT, |
| GPIO29_I2S_SDATA_IN, |
| GPIO30_I2S_SDATA_OUT, |
| GPIO31_I2S_SYNC, |
| |
| /* MMC */ |
| GPIO32_MMC_CLK, |
| GPIO112_MMC_CMD, |
| GPIO92_MMC_DAT_0, |
| GPIO109_MMC_DAT_1, |
| GPIO110_MMC_DAT_2, |
| GPIO111_MMC_DAT_3, |
| |
| /* GPIOs */ |
| GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */ |
| GPIO16_GPIO, /* SPITZ_GPIO_SYNC */ |
| GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */ |
| GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */ |
| GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */ |
| GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */ |
| GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */ |
| GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */ |
| GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */ |
| GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */ |
| |
| /* GPIO matrix keypad */ |
| GPIO88_GPIO, /* column 0 */ |
| GPIO23_GPIO, /* column 1 */ |
| GPIO24_GPIO, /* column 2 */ |
| GPIO25_GPIO, /* column 3 */ |
| GPIO26_GPIO, /* column 4 */ |
| GPIO27_GPIO, /* column 5 */ |
| GPIO52_GPIO, /* column 6 */ |
| GPIO103_GPIO, /* column 7 */ |
| GPIO107_GPIO, /* column 8 */ |
| GPIO108_GPIO, /* column 9 */ |
| GPIO114_GPIO, /* column 10 */ |
| GPIO12_GPIO, /* row 0 */ |
| GPIO17_GPIO, /* row 1 */ |
| GPIO91_GPIO, /* row 2 */ |
| GPIO34_GPIO, /* row 3 */ |
| GPIO36_GPIO, /* row 4 */ |
| GPIO38_GPIO, /* row 5 */ |
| GPIO39_GPIO, /* row 6 */ |
| |
| /* I2C */ |
| GPIO117_I2C_SCL, |
| GPIO118_I2C_SDA, |
| |
| GPIO0_GPIO | WAKEUP_ON_EDGE_RISE, /* SPITZ_GPIO_KEY_INT */ |
| GPIO1_GPIO | WAKEUP_ON_EDGE_FALL, /* SPITZ_GPIO_RESET */ |
| }; |
| |
| static const struct software_node spitz_scoop_1_gpiochip_node = { |
| .name = "sharp-scoop.0", |
| }; |
| |
| /* Only on Spitz */ |
| static const struct software_node spitz_scoop_2_gpiochip_node = { |
| .name = "sharp-scoop.1", |
| }; |
| |
| /* Only on Akita */ |
| static const struct software_node akita_max7310_gpiochip_node = { |
| .name = "i2c-max7310", |
| }; |
| |
| /****************************************************************************** |
| * Scoop GPIO expander |
| ******************************************************************************/ |
| #if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE) |
| /* SCOOP Device #1 */ |
| static struct resource spitz_scoop_1_resources[] = { |
| [0] = { |
| .start = 0x10800000, |
| .end = 0x10800fff, |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| |
| static struct scoop_config spitz_scoop_1_setup = { |
| .io_dir = SPITZ_SCP_IO_DIR, |
| .io_out = SPITZ_SCP_IO_OUT, |
| .suspend_clr = SPITZ_SCP_SUS_CLR, |
| .suspend_set = SPITZ_SCP_SUS_SET, |
| .gpio_base = SPITZ_SCP_GPIO_BASE, |
| }; |
| |
| struct platform_device spitz_scoop_1_device = { |
| .name = "sharp-scoop", |
| .id = 0, |
| .dev = { |
| .platform_data = &spitz_scoop_1_setup, |
| }, |
| .num_resources = ARRAY_SIZE(spitz_scoop_1_resources), |
| .resource = spitz_scoop_1_resources, |
| }; |
| |
| /* SCOOP Device #2 */ |
| static struct resource spitz_scoop_2_resources[] = { |
| [0] = { |
| .start = 0x08800040, |
| .end = 0x08800fff, |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| |
| static struct scoop_config spitz_scoop_2_setup = { |
| .io_dir = SPITZ_SCP2_IO_DIR, |
| .io_out = SPITZ_SCP2_IO_OUT, |
| .suspend_clr = SPITZ_SCP2_SUS_CLR, |
| .suspend_set = SPITZ_SCP2_SUS_SET, |
| .gpio_base = SPITZ_SCP2_GPIO_BASE, |
| }; |
| |
| struct platform_device spitz_scoop_2_device = { |
| .name = "sharp-scoop", |
| .id = 1, |
| .dev = { |
| .platform_data = &spitz_scoop_2_setup, |
| }, |
| .num_resources = ARRAY_SIZE(spitz_scoop_2_resources), |
| .resource = spitz_scoop_2_resources, |
| }; |
| |
| static void __init spitz_scoop_init(void) |
| { |
| platform_device_register(&spitz_scoop_1_device); |
| |
| /* Akita doesn't have the second SCOOP chip */ |
| if (!machine_is_akita()) |
| platform_device_register(&spitz_scoop_2_device); |
| } |
| |
| /* Power control is shared with between one of the CF slots and SD */ |
| static void __maybe_unused spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) |
| { |
| unsigned short cpr; |
| unsigned long flags; |
| |
| if (new_cpr & 0x7) { |
| gpio_set_value(SPITZ_GPIO_CF_POWER, 1); |
| mdelay(5); |
| } |
| |
| local_irq_save(flags); |
| |
| cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR); |
| |
| if (enable & new_cpr) |
| cpr |= new_cpr; |
| else |
| cpr &= ~enable; |
| |
| write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr); |
| |
| local_irq_restore(flags); |
| |
| if (!(cpr & 0x7)) { |
| mdelay(1); |
| gpio_set_value(SPITZ_GPIO_CF_POWER, 0); |
| } |
| } |
| |
| #else |
| static inline void spitz_scoop_init(void) {} |
| static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {} |
| #endif |
| |
| /****************************************************************************** |
| * PCMCIA |
| ******************************************************************************/ |
| #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE) |
| static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr) |
| { |
| /* Only need to override behaviour for slot 0 */ |
| if (nr == 0) |
| spitz_card_pwr_ctrl( |
| cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr); |
| else |
| write_scoop_reg(scoop, SCOOP_CPR, cpr); |
| } |
| |
| static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = { |
| { |
| .dev = &spitz_scoop_1_device.dev, |
| .irq = SPITZ_IRQ_GPIO_CF_IRQ, |
| .cd_irq = SPITZ_IRQ_GPIO_CF_CD, |
| .cd_irq_str = "PCMCIA0 CD", |
| }, { |
| .dev = &spitz_scoop_2_device.dev, |
| .irq = SPITZ_IRQ_GPIO_CF2_IRQ, |
| .cd_irq = -1, |
| }, |
| }; |
| |
| static struct scoop_pcmcia_config spitz_pcmcia_config = { |
| .devs = &spitz_pcmcia_scoop[0], |
| .num_devs = 2, |
| .power_ctrl = spitz_pcmcia_pwr, |
| }; |
| |
| static void __init spitz_pcmcia_init(void) |
| { |
| /* Akita has only one PCMCIA slot used */ |
| if (machine_is_akita()) |
| spitz_pcmcia_config.num_devs = 1; |
| |
| platform_scoop_config = &spitz_pcmcia_config; |
| } |
| #else |
| static inline void spitz_pcmcia_init(void) {} |
| #endif |
| |
| /****************************************************************************** |
| * GPIO keyboard |
| ******************************************************************************/ |
| #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE) |
| |
| #define SPITZ_KEY_CALENDAR KEY_F1 |
| #define SPITZ_KEY_ADDRESS KEY_F2 |
| #define SPITZ_KEY_FN KEY_F3 |
| #define SPITZ_KEY_CANCEL KEY_F4 |
| #define SPITZ_KEY_EXOK KEY_F5 |
| #define SPITZ_KEY_EXCANCEL KEY_F6 |
| #define SPITZ_KEY_EXJOGDOWN KEY_F7 |
| #define SPITZ_KEY_EXJOGUP KEY_F8 |
| #define SPITZ_KEY_JAP1 KEY_LEFTALT |
| #define SPITZ_KEY_JAP2 KEY_RIGHTCTRL |
| #define SPITZ_KEY_SYNC KEY_F9 |
| #define SPITZ_KEY_MAIL KEY_F10 |
| #define SPITZ_KEY_OK KEY_F11 |
| #define SPITZ_KEY_MENU KEY_F12 |
| |
| static const uint32_t spitz_keymap[] = { |
| KEY(0, 0, KEY_LEFTCTRL), |
| KEY(0, 1, KEY_1), |
| KEY(0, 2, KEY_3), |
| KEY(0, 3, KEY_5), |
| KEY(0, 4, KEY_6), |
| KEY(0, 5, KEY_7), |
| KEY(0, 6, KEY_9), |
| KEY(0, 7, KEY_0), |
| KEY(0, 8, KEY_BACKSPACE), |
| KEY(0, 9, SPITZ_KEY_EXOK), /* EXOK */ |
| KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */ |
| KEY(1, 1, KEY_2), |
| KEY(1, 2, KEY_4), |
| KEY(1, 3, KEY_R), |
| KEY(1, 4, KEY_Y), |
| KEY(1, 5, KEY_8), |
| KEY(1, 6, KEY_I), |
| KEY(1, 7, KEY_O), |
| KEY(1, 8, KEY_P), |
| KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */ |
| KEY(1, 10, SPITZ_KEY_EXJOGUP), /* EXJOGUP */ |
| KEY(2, 0, KEY_TAB), |
| KEY(2, 1, KEY_Q), |
| KEY(2, 2, KEY_E), |
| KEY(2, 3, KEY_T), |
| KEY(2, 4, KEY_G), |
| KEY(2, 5, KEY_U), |
| KEY(2, 6, KEY_J), |
| KEY(2, 7, KEY_K), |
| KEY(3, 0, SPITZ_KEY_ADDRESS), /* ADDRESS */ |
| KEY(3, 1, KEY_W), |
| KEY(3, 2, KEY_S), |
| KEY(3, 3, KEY_F), |
| KEY(3, 4, KEY_V), |
| KEY(3, 5, KEY_H), |
| KEY(3, 6, KEY_M), |
| KEY(3, 7, KEY_L), |
| KEY(3, 9, KEY_RIGHTSHIFT), |
| KEY(4, 0, SPITZ_KEY_CALENDAR), /* CALENDAR */ |
| KEY(4, 1, KEY_A), |
| KEY(4, 2, KEY_D), |
| KEY(4, 3, KEY_C), |
| KEY(4, 4, KEY_B), |
| KEY(4, 5, KEY_N), |
| KEY(4, 6, KEY_DOT), |
| KEY(4, 8, KEY_ENTER), |
| KEY(4, 9, KEY_LEFTSHIFT), |
| KEY(5, 0, SPITZ_KEY_MAIL), /* MAIL */ |
| KEY(5, 1, KEY_Z), |
| KEY(5, 2, KEY_X), |
| KEY(5, 3, KEY_MINUS), |
| KEY(5, 4, KEY_SPACE), |
| KEY(5, 5, KEY_COMMA), |
| KEY(5, 7, KEY_UP), |
| KEY(5, 10, SPITZ_KEY_FN), /* FN */ |
| KEY(6, 0, KEY_SYSRQ), |
| KEY(6, 1, SPITZ_KEY_JAP1), /* JAP1 */ |
| KEY(6, 2, SPITZ_KEY_JAP2), /* JAP2 */ |
| KEY(6, 3, SPITZ_KEY_CANCEL), /* CANCEL */ |
| KEY(6, 4, SPITZ_KEY_OK), /* OK */ |
| KEY(6, 5, SPITZ_KEY_MENU), /* MENU */ |
| KEY(6, 6, KEY_LEFT), |
| KEY(6, 7, KEY_DOWN), |
| KEY(6, 8, KEY_RIGHT), |
| }; |
| |
| static const struct software_node_ref_args spitz_mkp_row_gpios[] = { |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 12, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 17, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 91, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 34, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 36, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 38, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 39, GPIO_ACTIVE_HIGH), |
| }; |
| |
| static const struct software_node_ref_args spitz_mkp_col_gpios[] = { |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 88, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 23, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 24, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 25, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 26, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 27, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 52, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 103, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 107, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 108, GPIO_ACTIVE_HIGH), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, 114, GPIO_ACTIVE_HIGH), |
| }; |
| |
| static const struct property_entry spitz_mkp_properties[] = { |
| PROPERTY_ENTRY_U32_ARRAY("linux,keymap", spitz_keymap), |
| PROPERTY_ENTRY_REF_ARRAY("row-gpios", spitz_mkp_row_gpios), |
| PROPERTY_ENTRY_REF_ARRAY("col-gpios", spitz_mkp_col_gpios), |
| PROPERTY_ENTRY_U32("col-scan-delay-us", 10), |
| PROPERTY_ENTRY_U32("debounce-delay-ms", 10), |
| PROPERTY_ENTRY_BOOL("wakeup-source"), |
| { } |
| }; |
| |
| static const struct platform_device_info spitz_mkp_info __initconst = { |
| .name = "matrix-keypad", |
| .id = PLATFORM_DEVID_NONE, |
| .properties = spitz_mkp_properties, |
| }; |
| |
| |
| static void __init spitz_mkp_init(void) |
| { |
| struct platform_device *pd; |
| int err; |
| |
| pd = platform_device_register_full(&spitz_mkp_info); |
| err = PTR_ERR_OR_ZERO(pd); |
| if (err) |
| pr_err("failed to create keypad device: %d\n", err); |
| } |
| #else |
| static inline void spitz_mkp_init(void) {} |
| #endif |
| |
| /****************************************************************************** |
| * GPIO keys |
| ******************************************************************************/ |
| #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) |
| static const struct software_node spitz_gpio_keys_node = { |
| .name = "spitz-gpio-keys", |
| }; |
| |
| static const struct property_entry spitz_suspend_key_props[] = { |
| PROPERTY_ENTRY_U32("linux,input-type", EV_PWR), |
| PROPERTY_ENTRY_U32("linux,code", KEY_SUSPEND), |
| PROPERTY_ENTRY_GPIO("gpios", &pxa2xx_gpiochip_node, |
| SPITZ_GPIO_ON_KEY, GPIO_ACTIVE_HIGH), |
| PROPERTY_ENTRY_STRING("label", "On Off"), |
| PROPERTY_ENTRY_BOOL("wakeup-source"), |
| { } |
| }; |
| |
| static const struct software_node spitz_suspend_key_node = { |
| .parent = &spitz_gpio_keys_node, |
| .properties = spitz_suspend_key_props, |
| }; |
| |
| static const struct property_entry spitz_sw1_props[] = { |
| PROPERTY_ENTRY_U32("linux,input-type", EV_SW), |
| PROPERTY_ENTRY_U32("linux,code", 0), |
| PROPERTY_ENTRY_GPIO("gpios", &pxa2xx_gpiochip_node, |
| SPITZ_GPIO_SWA, GPIO_ACTIVE_HIGH), |
| PROPERTY_ENTRY_STRING("label", "Display Down"), |
| { } |
| }; |
| |
| static const struct software_node spitz_sw1_node = { |
| .parent = &spitz_gpio_keys_node, |
| .properties = spitz_sw1_props, |
| }; |
| |
| static const struct property_entry spitz_sw2_props[] = { |
| PROPERTY_ENTRY_U32("linux,input-type", EV_SW), |
| PROPERTY_ENTRY_U32("linux,code", 1), |
| PROPERTY_ENTRY_GPIO("gpios", &pxa2xx_gpiochip_node, |
| SPITZ_GPIO_SWB, GPIO_ACTIVE_HIGH), |
| PROPERTY_ENTRY_STRING("label", "Lid Closed"), |
| { } |
| }; |
| |
| static const struct software_node spitz_sw2_node = { |
| .parent = &spitz_gpio_keys_node, |
| .properties = spitz_sw2_props, |
| }; |
| |
| static const struct software_node *spitz_gpio_keys_swnodes[] = { |
| &spitz_gpio_keys_node, |
| &spitz_suspend_key_node, |
| &spitz_sw1_node, |
| &spitz_sw2_node, |
| NULL |
| }; |
| |
| static void __init spitz_keys_init(void) |
| { |
| struct platform_device_info keys_info = { |
| .name = "gpio-keys", |
| .id = PLATFORM_DEVID_NONE, |
| }; |
| struct platform_device *pd; |
| int err; |
| |
| err = software_node_register_node_group(spitz_gpio_keys_swnodes); |
| if (err) { |
| pr_err("failed to register gpio-keys software nodes: %d\n", err); |
| return; |
| } |
| |
| keys_info.fwnode = software_node_fwnode(&spitz_gpio_keys_node); |
| |
| pd = platform_device_register_full(&keys_info); |
| err = PTR_ERR_OR_ZERO(pd); |
| if (err) |
| pr_err("failed to create gpio-keys device: %d\n", err); |
| } |
| #else |
| static inline void spitz_keys_init(void) {} |
| #endif |
| |
| /****************************************************************************** |
| * LEDs |
| ******************************************************************************/ |
| #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) |
| static const struct software_node spitz_gpio_leds_node = { |
| .name = "spitz-leds", |
| }; |
| |
| static const struct property_entry spitz_orange_led_props[] = { |
| PROPERTY_ENTRY_STRING("linux,default-trigger", "sharpsl-charge"), |
| PROPERTY_ENTRY_GPIO("gpios", |
| &spitz_scoop_1_gpiochip_node, 6, GPIO_ACTIVE_HIGH), |
| { } |
| }; |
| |
| static const struct software_node spitz_orange_led_node = { |
| .name = "spitz:amber:charge", |
| .parent = &spitz_gpio_leds_node, |
| .properties = spitz_orange_led_props, |
| }; |
| |
| static const struct property_entry spitz_green_led_props[] = { |
| PROPERTY_ENTRY_STRING("linux,default-trigger", "disk-activity"), |
| PROPERTY_ENTRY_GPIO("gpios", |
| &spitz_scoop_1_gpiochip_node, 0, GPIO_ACTIVE_HIGH), |
| { } |
| }; |
| |
| static const struct software_node spitz_green_led_node = { |
| .name = "spitz:green:hddactivity", |
| .parent = &spitz_gpio_leds_node, |
| .properties = spitz_green_led_props, |
| }; |
| |
| static const struct software_node *spitz_gpio_leds_swnodes[] = { |
| &spitz_gpio_leds_node, |
| &spitz_orange_led_node, |
| &spitz_green_led_node, |
| NULL |
| }; |
| |
| static void __init spitz_leds_init(void) |
| { |
| struct platform_device_info led_info = { |
| .name = "leds-gpio", |
| .id = PLATFORM_DEVID_NONE, |
| }; |
| struct platform_device *led_dev; |
| int err; |
| |
| err = software_node_register_node_group(spitz_gpio_leds_swnodes); |
| if (err) { |
| pr_err("failed to register LED software nodes: %d\n", err); |
| return; |
| } |
| |
| led_info.fwnode = software_node_fwnode(&spitz_gpio_leds_node); |
| |
| led_dev = platform_device_register_full(&led_info); |
| err = PTR_ERR_OR_ZERO(led_dev); |
| if (err) |
| pr_err("failed to create LED device: %d\n", err); |
| } |
| #else |
| static inline void spitz_leds_init(void) {} |
| #endif |
| |
| /****************************************************************************** |
| * SSP Devices |
| ******************************************************************************/ |
| #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) |
| |
| static const struct property_entry spitz_ads7846_props[] = { |
| PROPERTY_ENTRY_STRING("compatible", "ti,ads7846"), |
| PROPERTY_ENTRY_U32("touchscreen-max-pressure", 1024), |
| PROPERTY_ENTRY_U16("ti,x-plate-ohms", 419), |
| PROPERTY_ENTRY_U16("ti,y-plate-ohms", 486), |
| PROPERTY_ENTRY_U16("ti,vref-delay-usecs", 100), |
| PROPERTY_ENTRY_GPIO("pendown-gpios", &pxa2xx_gpiochip_node, |
| SPITZ_GPIO_TP_INT, GPIO_ACTIVE_LOW), |
| PROPERTY_ENTRY_GPIO("ti,hsync-gpios", &pxa2xx_gpiochip_node, |
| SPITZ_GPIO_HSYNC, GPIO_ACTIVE_LOW), |
| { } |
| }; |
| |
| static const struct software_node spitz_ads7846_swnode = { |
| .name = "ads7846", |
| .properties = spitz_ads7846_props, |
| }; |
| |
| static const struct property_entry spitz_lcdcon_props[] = { |
| PROPERTY_ENTRY_GPIO("BL_CONT-gpios", |
| &spitz_scoop_2_gpiochip_node, 6, GPIO_ACTIVE_LOW), |
| PROPERTY_ENTRY_GPIO("BL_ON-gpios", |
| &spitz_scoop_2_gpiochip_node, 7, GPIO_ACTIVE_HIGH), |
| { } |
| }; |
| |
| static const struct property_entry akita_lcdcon_props[] = { |
| PROPERTY_ENTRY_GPIO("BL_ON-gpios", |
| &akita_max7310_gpiochip_node, 3, GPIO_ACTIVE_HIGH), |
| PROPERTY_ENTRY_GPIO("BL_CONT-gpios", |
| &akita_max7310_gpiochip_node, 4, GPIO_ACTIVE_LOW), |
| { } |
| }; |
| |
| static struct software_node spitz_lcdcon_node = { |
| .name = "spitz-lcdcon", |
| }; |
| |
| 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, |
| .swnode = &spitz_ads7846_swnode, |
| .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, |
| .swnode = &spitz_lcdcon_node, |
| }, { |
| .modalias = "max1111", |
| .max_speed_hz = 450000, |
| .bus_num = 2, |
| .chip_select = 2, |
| }, |
| }; |
| |
| static const struct software_node_ref_args spitz_spi_gpio_refs[] = { |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, SPITZ_GPIO_ADS7846_CS, |
| GPIO_ACTIVE_LOW), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, SPITZ_GPIO_LCDCON_CS, |
| GPIO_ACTIVE_LOW), |
| SOFTWARE_NODE_REFERENCE(&pxa2xx_gpiochip_node, SPITZ_GPIO_MAX1111_CS, |
| GPIO_ACTIVE_LOW), |
| }; |
| |
| static const struct property_entry spitz_spi_properties[] = { |
| PROPERTY_ENTRY_REF_ARRAY("gpios", spitz_spi_gpio_refs), |
| { } |
| }; |
| |
| static const struct platform_device_info spitz_spi_device_info = { |
| .name = "pxa2xx-spi", |
| /* pxa2xx-spi platform-device ID equals respective SSP platform-device ID + 1 */ |
| .id = 2, |
| .properties = spitz_spi_properties, |
| }; |
| |
| static void __init spitz_spi_init(void) |
| { |
| struct platform_device *pd; |
| int err; |
| |
| pd = platform_device_register_full(&spitz_spi_device_info); |
| err = PTR_ERR_OR_ZERO(pd); |
| if (err) |
| pr_err("pxa2xx-spi: failed to instantiate SPI controller: %d\n", |
| err); |
| |
| spitz_lcdcon_node.properties = machine_is_akita() ? |
| akita_lcdcon_props : spitz_lcdcon_props; |
| 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 const struct property_entry spitz_mci_props[] __initconst = { |
| PROPERTY_ENTRY_GPIO("cd-gpios", &pxa2xx_gpiochip_node, |
| SPITZ_GPIO_nSD_DETECT, GPIO_ACTIVE_LOW), |
| PROPERTY_ENTRY_GPIO("wp-gpios", &pxa2xx_gpiochip_node, |
| SPITZ_GPIO_nSD_WP, GPIO_ACTIVE_LOW), |
| { } |
| }; |
| |
| static void __init spitz_mmc_init(void) |
| { |
| pxa_set_mci_info(&spitz_mci_platform_data, spitz_mci_props); |
| } |
| #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 |
| |
| /****************************************************************************** |
| * 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 const struct property_entry spitz_audio_props[] = { |
| PROPERTY_ENTRY_GPIO("mute-l-gpios", &spitz_scoop_1_gpiochip_node, 3, |
| GPIO_ACTIVE_HIGH), |
| PROPERTY_ENTRY_GPIO("mute-r-gpios", &spitz_scoop_1_gpiochip_node, 4, |
| GPIO_ACTIVE_HIGH), |
| PROPERTY_ENTRY_GPIO("mic-gpios", &spitz_scoop_2_gpiochip_node, 8, |
| GPIO_ACTIVE_HIGH), |
| { } |
| }; |
| |
| static const struct property_entry akita_audio_props[] = { |
| PROPERTY_ENTRY_GPIO("mute-l-gpios", &spitz_scoop_1_gpiochip_node, 3, |
| GPIO_ACTIVE_HIGH), |
| PROPERTY_ENTRY_GPIO("mute-r-gpios", &spitz_scoop_1_gpiochip_node, 4, |
| GPIO_ACTIVE_HIGH), |
| PROPERTY_ENTRY_GPIO("mic-gpios", &akita_max7310_gpiochip_node, 2, |
| GPIO_ACTIVE_HIGH), |
| { } |
| }; |
| |
| /****************************************************************************** |
| * Audio devices |
| ******************************************************************************/ |
| static inline void spitz_audio_init(void) |
| { |
| struct platform_device_info audio_info = { |
| .name = "spitz-audio", |
| .id = PLATFORM_DEVID_NONE, |
| .properties = machine_is_akita() ? |
| akita_audio_props : spitz_audio_props, |
| }; |
| |
| platform_device_register_full(&audio_info); |
| } |
| |
| /****************************************************************************** |
| * 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) |
| { |
| software_node_register(&spitz_scoop_1_gpiochip_node); |
| if (machine_is_akita()) |
| software_node_register(&akita_max7310_gpiochip_node); |
| else |
| software_node_register(&spitz_scoop_2_gpiochip_node); |
| |
| 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_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, |
| .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, |
| .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, |
| .init_machine = spitz_init, |
| .init_time = pxa_timer_init, |
| .restart = spitz_restart, |
| MACHINE_END |
| #endif |