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-rw-r--r--arch/arm/mach-pxa/zeus.c974
1 files changed, 0 insertions, 974 deletions
diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c
deleted file mode 100644
index ff0d8bb9f557..000000000000
--- a/arch/arm/mach-pxa/zeus.c
+++ /dev/null
@@ -1,974 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Support for the Arcom ZEUS.
- *
- * Copyright (C) 2006 Arcom Control Systems Ltd.
- *
- * Loosely based on Arcom's 2.6.16.28.
- * Maintained by Marc Zyngier <maz@misterjones.org>
- */
-
-#include <linux/cpufreq.h>
-#include <linux/interrupt.h>
-#include <linux/leds.h>
-#include <linux/irq.h>
-#include <linux/pm.h>
-#include <linux/property.h>
-#include <linux/gpio.h>
-#include <linux/gpio/machine.h>
-#include <linux/serial_8250.h>
-#include <linux/dm9000.h>
-#include <linux/mmc/host.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/pxa2xx_spi.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/partitions.h>
-#include <linux/mtd/physmap.h>
-#include <linux/i2c.h>
-#include <linux/platform_data/i2c-pxa.h>
-#include <linux/platform_data/pca953x.h>
-#include <linux/apm-emulation.h>
-#include <linux/regulator/fixed.h>
-#include <linux/regulator/machine.h>
-
-#include <asm/mach-types.h>
-#include <asm/suspend.h>
-#include <asm/system_info.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-
-#include "pxa27x.h"
-#include "devices.h"
-#include "regs-uart.h"
-#include <linux/platform_data/usb-ohci-pxa27x.h>
-#include <linux/platform_data/mmc-pxamci.h>
-#include "pxa27x-udc.h"
-#include "udc.h"
-#include <linux/platform_data/video-pxafb.h>
-#include "pm.h"
-#include <linux/platform_data/asoc-pxa.h>
-#include "viper-pcmcia.h"
-#include "zeus.h"
-#include "smemc.h"
-
-#include "generic.h"
-
-/*
- * Interrupt handling
- */
-
-static unsigned long zeus_irq_enabled_mask;
-static const int zeus_isa_irqs[] = { 3, 4, 5, 6, 7, 10, 11, 12, };
-static const int zeus_isa_irq_map[] = {
- 0, /* ISA irq #0, invalid */
- 0, /* ISA irq #1, invalid */
- 0, /* ISA irq #2, invalid */
- 1 << 0, /* ISA irq #3 */
- 1 << 1, /* ISA irq #4 */
- 1 << 2, /* ISA irq #5 */
- 1 << 3, /* ISA irq #6 */
- 1 << 4, /* ISA irq #7 */
- 0, /* ISA irq #8, invalid */
- 0, /* ISA irq #9, invalid */
- 1 << 5, /* ISA irq #10 */
- 1 << 6, /* ISA irq #11 */
- 1 << 7, /* ISA irq #12 */
-};
-
-static inline int zeus_irq_to_bitmask(unsigned int irq)
-{
- return zeus_isa_irq_map[irq - PXA_ISA_IRQ(0)];
-}
-
-static inline int zeus_bit_to_irq(int bit)
-{
- return zeus_isa_irqs[bit] + PXA_ISA_IRQ(0);
-}
-
-static void zeus_ack_irq(struct irq_data *d)
-{
- __raw_writew(zeus_irq_to_bitmask(d->irq), ZEUS_CPLD_ISA_IRQ);
-}
-
-static void zeus_mask_irq(struct irq_data *d)
-{
- zeus_irq_enabled_mask &= ~(zeus_irq_to_bitmask(d->irq));
-}
-
-static void zeus_unmask_irq(struct irq_data *d)
-{
- zeus_irq_enabled_mask |= zeus_irq_to_bitmask(d->irq);
-}
-
-static inline unsigned long zeus_irq_pending(void)
-{
- return __raw_readw(ZEUS_CPLD_ISA_IRQ) & zeus_irq_enabled_mask;
-}
-
-static void zeus_irq_handler(struct irq_desc *desc)
-{
- unsigned int irq;
- unsigned long pending;
-
- pending = zeus_irq_pending();
- do {
- /* we're in a chained irq handler,
- * so ack the interrupt by hand */
- desc->irq_data.chip->irq_ack(&desc->irq_data);
-
- if (likely(pending)) {
- irq = zeus_bit_to_irq(__ffs(pending));
- generic_handle_irq(irq);
- }
- pending = zeus_irq_pending();
- } while (pending);
-}
-
-static struct irq_chip zeus_irq_chip = {
- .name = "ISA",
- .irq_ack = zeus_ack_irq,
- .irq_mask = zeus_mask_irq,
- .irq_unmask = zeus_unmask_irq,
-};
-
-static void __init zeus_init_irq(void)
-{
- int level;
- int isa_irq;
-
- pxa27x_init_irq();
-
- /* Peripheral IRQs. It would be nice to move those inside driver
- configuration, but it is not supported at the moment. */
- irq_set_irq_type(gpio_to_irq(ZEUS_AC97_GPIO), IRQ_TYPE_EDGE_RISING);
- irq_set_irq_type(gpio_to_irq(ZEUS_WAKEUP_GPIO), IRQ_TYPE_EDGE_RISING);
- irq_set_irq_type(gpio_to_irq(ZEUS_PTT_GPIO), IRQ_TYPE_EDGE_RISING);
- irq_set_irq_type(gpio_to_irq(ZEUS_EXTGPIO_GPIO),
- IRQ_TYPE_EDGE_FALLING);
- irq_set_irq_type(gpio_to_irq(ZEUS_CAN_GPIO), IRQ_TYPE_EDGE_FALLING);
-
- /* Setup ISA IRQs */
- for (level = 0; level < ARRAY_SIZE(zeus_isa_irqs); level++) {
- isa_irq = zeus_bit_to_irq(level);
- irq_set_chip_and_handler(isa_irq, &zeus_irq_chip,
- handle_edge_irq);
- irq_clear_status_flags(isa_irq, IRQ_NOREQUEST | IRQ_NOPROBE);
- }
-
- irq_set_irq_type(gpio_to_irq(ZEUS_ISA_GPIO), IRQ_TYPE_EDGE_RISING);
- irq_set_chained_handler(gpio_to_irq(ZEUS_ISA_GPIO), zeus_irq_handler);
-}
-
-
-/*
- * Platform devices
- */
-
-/* Flash */
-static struct resource zeus_mtd_resources[] = {
- [0] = { /* NOR Flash (up to 64MB) */
- .start = ZEUS_FLASH_PHYS,
- .end = ZEUS_FLASH_PHYS + SZ_64M - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = { /* SRAM */
- .start = ZEUS_SRAM_PHYS,
- .end = ZEUS_SRAM_PHYS + SZ_512K - 1,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct physmap_flash_data zeus_flash_data[] = {
- [0] = {
- .width = 2,
- .parts = NULL,
- .nr_parts = 0,
- },
-};
-
-static struct platform_device zeus_mtd_devices[] = {
- [0] = {
- .name = "physmap-flash",
- .id = 0,
- .dev = {
- .platform_data = &zeus_flash_data[0],
- },
- .resource = &zeus_mtd_resources[0],
- .num_resources = 1,
- },
-};
-
-/* Serial */
-static struct resource zeus_serial_resources[] = {
- {
- .start = 0x10000000,
- .end = 0x1000000f,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0x10800000,
- .end = 0x1080000f,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0x11000000,
- .end = 0x1100000f,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0x40100000,
- .end = 0x4010001f,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0x40200000,
- .end = 0x4020001f,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0x40700000,
- .end = 0x4070001f,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct plat_serial8250_port serial_platform_data[] = {
- /* External UARTs */
- /* FIXME: Shared IRQs on COM1-COM4 will not work properly on v1i1 hardware. */
- { /* COM1 */
- .mapbase = 0x10000000,
- .irq = PXA_GPIO_TO_IRQ(ZEUS_UARTA_GPIO),
- .irqflags = IRQF_TRIGGER_RISING,
- .uartclk = 14745600,
- .regshift = 1,
- .flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
- .iotype = UPIO_MEM,
- },
- { /* COM2 */
- .mapbase = 0x10800000,
- .irq = PXA_GPIO_TO_IRQ(ZEUS_UARTB_GPIO),
- .irqflags = IRQF_TRIGGER_RISING,
- .uartclk = 14745600,
- .regshift = 1,
- .flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
- .iotype = UPIO_MEM,
- },
- { /* COM3 */
- .mapbase = 0x11000000,
- .irq = PXA_GPIO_TO_IRQ(ZEUS_UARTC_GPIO),
- .irqflags = IRQF_TRIGGER_RISING,
- .uartclk = 14745600,
- .regshift = 1,
- .flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
- .iotype = UPIO_MEM,
- },
- { /* COM4 */
- .mapbase = 0x11800000,
- .irq = PXA_GPIO_TO_IRQ(ZEUS_UARTD_GPIO),
- .irqflags = IRQF_TRIGGER_RISING,
- .uartclk = 14745600,
- .regshift = 1,
- .flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
- .iotype = UPIO_MEM,
- },
- /* Internal UARTs */
- { /* FFUART */
- .membase = (void *)&FFUART,
- .mapbase = __PREG(FFUART),
- .irq = IRQ_FFUART,
- .uartclk = 921600 * 16,
- .regshift = 2,
- .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
- .iotype = UPIO_MEM,
- },
- { /* BTUART */
- .membase = (void *)&BTUART,
- .mapbase = __PREG(BTUART),
- .irq = IRQ_BTUART,
- .uartclk = 921600 * 16,
- .regshift = 2,
- .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
- .iotype = UPIO_MEM,
- },
- { /* STUART */
- .membase = (void *)&STUART,
- .mapbase = __PREG(STUART),
- .irq = IRQ_STUART,
- .uartclk = 921600 * 16,
- .regshift = 2,
- .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
- .iotype = UPIO_MEM,
- },
- { },
-};
-
-static struct platform_device zeus_serial_device = {
- .name = "serial8250",
- .id = PLAT8250_DEV_PLATFORM,
- .dev = {
- .platform_data = serial_platform_data,
- },
- .num_resources = ARRAY_SIZE(zeus_serial_resources),
- .resource = zeus_serial_resources,
-};
-
-/* Ethernet */
-static struct resource zeus_dm9k0_resource[] = {
- [0] = {
- .start = ZEUS_ETH0_PHYS,
- .end = ZEUS_ETH0_PHYS + 1,
- .flags = IORESOURCE_MEM
- },
- [1] = {
- .start = ZEUS_ETH0_PHYS + 2,
- .end = ZEUS_ETH0_PHYS + 3,
- .flags = IORESOURCE_MEM
- },
- [2] = {
- .start = PXA_GPIO_TO_IRQ(ZEUS_ETH0_GPIO),
- .end = PXA_GPIO_TO_IRQ(ZEUS_ETH0_GPIO),
- .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
- },
-};
-
-static struct resource zeus_dm9k1_resource[] = {
- [0] = {
- .start = ZEUS_ETH1_PHYS,
- .end = ZEUS_ETH1_PHYS + 1,
- .flags = IORESOURCE_MEM
- },
- [1] = {
- .start = ZEUS_ETH1_PHYS + 2,
- .end = ZEUS_ETH1_PHYS + 3,
- .flags = IORESOURCE_MEM,
- },
- [2] = {
- .start = PXA_GPIO_TO_IRQ(ZEUS_ETH1_GPIO),
- .end = PXA_GPIO_TO_IRQ(ZEUS_ETH1_GPIO),
- .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
- },
-};
-
-static struct dm9000_plat_data zeus_dm9k_platdata = {
- .flags = DM9000_PLATF_16BITONLY,
-};
-
-static struct platform_device zeus_dm9k0_device = {
- .name = "dm9000",
- .id = 0,
- .num_resources = ARRAY_SIZE(zeus_dm9k0_resource),
- .resource = zeus_dm9k0_resource,
- .dev = {
- .platform_data = &zeus_dm9k_platdata,
- }
-};
-
-static struct platform_device zeus_dm9k1_device = {
- .name = "dm9000",
- .id = 1,
- .num_resources = ARRAY_SIZE(zeus_dm9k1_resource),
- .resource = zeus_dm9k1_resource,
- .dev = {
- .platform_data = &zeus_dm9k_platdata,
- }
-};
-
-/* External SRAM */
-static struct resource zeus_sram_resource = {
- .start = ZEUS_SRAM_PHYS,
- .end = ZEUS_SRAM_PHYS + ZEUS_SRAM_SIZE * 2 - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device zeus_sram_device = {
- .name = "pxa2xx-8bit-sram",
- .id = 0,
- .num_resources = 1,
- .resource = &zeus_sram_resource,
-};
-
-/* SPI interface on SSP3 */
-static struct pxa2xx_spi_controller pxa2xx_spi_ssp3_master_info = {
- .num_chipselect = 1,
- .enable_dma = 1,
-};
-
-/* CAN bus on SPI */
-static struct regulator_consumer_supply can_regulator_consumer =
- REGULATOR_SUPPLY("vdd", "spi3.0");
-
-static struct regulator_init_data can_regulator_init_data = {
- .constraints = {
- .valid_ops_mask = REGULATOR_CHANGE_STATUS,
- },
- .consumer_supplies = &can_regulator_consumer,
- .num_consumer_supplies = 1,
-};
-
-static struct fixed_voltage_config can_regulator_pdata = {
- .supply_name = "CAN_SHDN",
- .microvolts = 3300000,
- .init_data = &can_regulator_init_data,
-};
-
-static struct platform_device can_regulator_device = {
- .name = "reg-fixed-voltage",
- .id = 0,
- .dev = {
- .platform_data = &can_regulator_pdata,
- },
-};
-
-static struct gpiod_lookup_table can_regulator_gpiod_table = {
- .dev_id = "reg-fixed-voltage.0",
- .table = {
- GPIO_LOOKUP("gpio-pxa", ZEUS_CAN_SHDN_GPIO,
- NULL, GPIO_ACTIVE_LOW),
- { },
- },
-};
-
-static const struct property_entry mcp251x_properties[] = {
- PROPERTY_ENTRY_U32("clock-frequency", 16000000),
- {}
-};
-
-static const struct software_node mcp251x_node = {
- .properties = mcp251x_properties,
-};
-
-static struct spi_board_info zeus_spi_board_info[] = {
- [0] = {
- .modalias = "mcp2515",
- .swnode = &mcp251x_node,
- .irq = PXA_GPIO_TO_IRQ(ZEUS_CAN_GPIO),
- .max_speed_hz = 1*1000*1000,
- .bus_num = 3,
- .mode = SPI_MODE_0,
- .chip_select = 0,
- },
-};
-
-/* Leds */
-static struct gpio_led zeus_leds[] = {
- [0] = {
- .name = "zeus:yellow:1",
- .default_trigger = "heartbeat",
- .gpio = ZEUS_EXT0_GPIO(3),
- .active_low = 1,
- },
- [1] = {
- .name = "zeus:yellow:2",
- .default_trigger = "default-on",
- .gpio = ZEUS_EXT0_GPIO(4),
- .active_low = 1,
- },
- [2] = {
- .name = "zeus:yellow:3",
- .default_trigger = "default-on",
- .gpio = ZEUS_EXT0_GPIO(5),
- .active_low = 1,
- },
-};
-
-static struct gpio_led_platform_data zeus_leds_info = {
- .leds = zeus_leds,
- .num_leds = ARRAY_SIZE(zeus_leds),
-};
-
-static struct platform_device zeus_leds_device = {
- .name = "leds-gpio",
- .id = -1,
- .dev = {
- .platform_data = &zeus_leds_info,
- },
-};
-
-static void zeus_cf_reset(int state)
-{
- u16 cpld_state = __raw_readw(ZEUS_CPLD_CONTROL);
-
- if (state)
- cpld_state |= ZEUS_CPLD_CONTROL_CF_RST;
- else
- cpld_state &= ~ZEUS_CPLD_CONTROL_CF_RST;
-
- __raw_writew(cpld_state, ZEUS_CPLD_CONTROL);
-}
-
-static struct arcom_pcmcia_pdata zeus_pcmcia_info = {
- .cd_gpio = ZEUS_CF_CD_GPIO,
- .rdy_gpio = ZEUS_CF_RDY_GPIO,
- .pwr_gpio = ZEUS_CF_PWEN_GPIO,
- .reset = zeus_cf_reset,
-};
-
-static struct platform_device zeus_pcmcia_device = {
- .name = "zeus-pcmcia",
- .id = -1,
- .dev = {
- .platform_data = &zeus_pcmcia_info,
- },
-};
-
-static struct resource zeus_max6369_resource = {
- .start = ZEUS_CPLD_EXTWDOG_PHYS,
- .end = ZEUS_CPLD_EXTWDOG_PHYS,
- .flags = IORESOURCE_MEM,
-};
-
-struct platform_device zeus_max6369_device = {
- .name = "max6369_wdt",
- .id = -1,
- .resource = &zeus_max6369_resource,
- .num_resources = 1,
-};
-
-/* AC'97 */
-static pxa2xx_audio_ops_t zeus_ac97_info = {
- .reset_gpio = 95,
-};
-
-
-/*
- * USB host
- */
-
-static struct regulator_consumer_supply zeus_ohci_regulator_supplies[] = {
- REGULATOR_SUPPLY("vbus2", "pxa27x-ohci"),
-};
-
-static struct regulator_init_data zeus_ohci_regulator_data = {
- .constraints = {
- .valid_ops_mask = REGULATOR_CHANGE_STATUS,
- },
- .num_consumer_supplies = ARRAY_SIZE(zeus_ohci_regulator_supplies),
- .consumer_supplies = zeus_ohci_regulator_supplies,
-};
-
-static struct fixed_voltage_config zeus_ohci_regulator_config = {
- .supply_name = "vbus2",
- .microvolts = 5000000, /* 5.0V */
- .startup_delay = 0,
- .init_data = &zeus_ohci_regulator_data,
-};
-
-static struct platform_device zeus_ohci_regulator_device = {
- .name = "reg-fixed-voltage",
- .id = 1,
- .dev = {
- .platform_data = &zeus_ohci_regulator_config,
- },
-};
-
-static struct gpiod_lookup_table zeus_ohci_regulator_gpiod_table = {
- .dev_id = "reg-fixed-voltage.0",
- .table = {
- GPIO_LOOKUP("gpio-pxa", ZEUS_USB2_PWREN_GPIO,
- NULL, GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
-static struct pxaohci_platform_data zeus_ohci_platform_data = {
- .port_mode = PMM_NPS_MODE,
- /* Clear Power Control Polarity Low and set Power Sense
- * Polarity Low. Supply power to USB ports. */
- .flags = ENABLE_PORT_ALL | POWER_SENSE_LOW,
-};
-
-static void __init zeus_register_ohci(void)
-{
- /* Port 2 is shared between host and client interface. */
- UP2OCR = UP2OCR_HXOE | UP2OCR_HXS | UP2OCR_DMPDE | UP2OCR_DPPDE;
-
- pxa_set_ohci_info(&zeus_ohci_platform_data);
-}
-
-/*
- * Flat Panel
- */
-
-static void zeus_lcd_power(int on, struct fb_var_screeninfo *si)
-{
- gpio_set_value(ZEUS_LCD_EN_GPIO, on);
-}
-
-static void zeus_backlight_power(int on)
-{
- gpio_set_value(ZEUS_BKLEN_GPIO, on);
-}
-
-static int zeus_setup_fb_gpios(void)
-{
- int err;
-
- if ((err = gpio_request(ZEUS_LCD_EN_GPIO, "LCD_EN")))
- goto out_err;
-
- if ((err = gpio_direction_output(ZEUS_LCD_EN_GPIO, 0)))
- goto out_err_lcd;
-
- if ((err = gpio_request(ZEUS_BKLEN_GPIO, "BKLEN")))
- goto out_err_lcd;
-
- if ((err = gpio_direction_output(ZEUS_BKLEN_GPIO, 0)))
- goto out_err_bkl;
-
- return 0;
-
-out_err_bkl:
- gpio_free(ZEUS_BKLEN_GPIO);
-out_err_lcd:
- gpio_free(ZEUS_LCD_EN_GPIO);
-out_err:
- return err;
-}
-
-static struct pxafb_mode_info zeus_fb_mode_info[] = {
- {
- .pixclock = 39722,
-
- .xres = 640,
- .yres = 480,
-
- .bpp = 16,
-
- .hsync_len = 63,
- .left_margin = 16,
- .right_margin = 81,
-
- .vsync_len = 2,
- .upper_margin = 12,
- .lower_margin = 31,
-
- .sync = 0,
- },
-};
-
-static struct pxafb_mach_info zeus_fb_info = {
- .modes = zeus_fb_mode_info,
- .num_modes = 1,
- .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
- .pxafb_lcd_power = zeus_lcd_power,
- .pxafb_backlight_power = zeus_backlight_power,
-};
-
-/*
- * MMC/SD Device
- *
- * The card detect interrupt isn't debounced so we delay it by 250ms
- * to give the card a chance to fully insert/eject.
- */
-
-static struct pxamci_platform_data zeus_mci_platform_data = {
- .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
- .detect_delay_ms = 250,
- .gpio_card_ro_invert = 1,
-};
-
-static struct gpiod_lookup_table zeus_mci_gpio_table = {
- .dev_id = "pxa2xx-mci.0",
- .table = {
- GPIO_LOOKUP("gpio-pxa", ZEUS_MMC_CD_GPIO,
- "cd", GPIO_ACTIVE_LOW),
- GPIO_LOOKUP("gpio-pxa", ZEUS_MMC_WP_GPIO,
- "wp", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
-/*
- * USB Device Controller
- */
-static void zeus_udc_command(int cmd)
-{
- switch (cmd) {
- case PXA2XX_UDC_CMD_DISCONNECT:
- pr_info("zeus: disconnecting USB client\n");
- UP2OCR = UP2OCR_HXOE | UP2OCR_HXS | UP2OCR_DMPDE | UP2OCR_DPPDE;
- break;
-
- case PXA2XX_UDC_CMD_CONNECT:
- pr_info("zeus: connecting USB client\n");
- UP2OCR = UP2OCR_HXOE | UP2OCR_DPPUE;
- break;
- }
-}
-
-static struct pxa2xx_udc_mach_info zeus_udc_info = {
- .udc_command = zeus_udc_command,
-};
-
-static struct platform_device *zeus_devices[] __initdata = {
- &zeus_serial_device,
- &zeus_mtd_devices[0],
- &zeus_dm9k0_device,
- &zeus_dm9k1_device,
- &zeus_sram_device,
- &zeus_leds_device,
- &zeus_pcmcia_device,
- &zeus_max6369_device,
- &can_regulator_device,
- &zeus_ohci_regulator_device,
-};
-
-#ifdef CONFIG_PM
-static void zeus_power_off(void)
-{
- local_irq_disable();
- cpu_suspend(PWRMODE_DEEPSLEEP, pxa27x_finish_suspend);
-}
-#else
-#define zeus_power_off NULL
-#endif
-
-#ifdef CONFIG_APM_EMULATION
-static void zeus_get_power_status(struct apm_power_info *info)
-{
- /* Power supply is always present */
- info->ac_line_status = APM_AC_ONLINE;
- info->battery_status = APM_BATTERY_STATUS_NOT_PRESENT;
- info->battery_flag = APM_BATTERY_FLAG_NOT_PRESENT;
-}
-
-static inline void zeus_setup_apm(void)
-{
- apm_get_power_status = zeus_get_power_status;
-}
-#else
-static inline void zeus_setup_apm(void)
-{
-}
-#endif
-
-static int zeus_get_pcb_info(struct i2c_client *client, unsigned gpio,
- unsigned ngpio, void *context)
-{
- int i;
- u8 pcb_info = 0;
-
- for (i = 0; i < 8; i++) {
- int pcb_bit = gpio + i + 8;
-
- if (gpio_request(pcb_bit, "pcb info")) {
- dev_err(&client->dev, "Can't request pcb info %d\n", i);
- continue;
- }
-
- if (gpio_direction_input(pcb_bit)) {
- dev_err(&client->dev, "Can't read pcb info %d\n", i);
- gpio_free(pcb_bit);
- continue;
- }
-
- pcb_info |= !!gpio_get_value(pcb_bit) << i;
-
- gpio_free(pcb_bit);
- }
-
- dev_info(&client->dev, "Zeus PCB version %d issue %d\n",
- pcb_info >> 4, pcb_info & 0xf);
-
- return 0;
-}
-
-static struct pca953x_platform_data zeus_pca953x_pdata[] = {
- [0] = { .gpio_base = ZEUS_EXT0_GPIO_BASE, },
- [1] = {
- .gpio_base = ZEUS_EXT1_GPIO_BASE,
- .setup = zeus_get_pcb_info,
- },
- [2] = { .gpio_base = ZEUS_USER_GPIO_BASE, },
-};
-
-static struct i2c_board_info __initdata zeus_i2c_devices[] = {
- {
- I2C_BOARD_INFO("pca9535", 0x21),
- .platform_data = &zeus_pca953x_pdata[0],
- },
- {
- I2C_BOARD_INFO("pca9535", 0x22),
- .platform_data = &zeus_pca953x_pdata[1],
- },
- {
- I2C_BOARD_INFO("pca9535", 0x20),
- .platform_data = &zeus_pca953x_pdata[2],
- .irq = PXA_GPIO_TO_IRQ(ZEUS_EXTGPIO_GPIO),
- },
- { I2C_BOARD_INFO("lm75a", 0x48) },
- { I2C_BOARD_INFO("24c01", 0x50) },
- { I2C_BOARD_INFO("isl1208", 0x6f) },
-};
-
-static mfp_cfg_t zeus_pin_config[] __initdata = {
- /* AC97 */
- GPIO28_AC97_BITCLK,
- GPIO29_AC97_SDATA_IN_0,
- GPIO30_AC97_SDATA_OUT,
- GPIO31_AC97_SYNC,
-
- GPIO15_nCS_1,
- GPIO78_nCS_2,
- GPIO80_nCS_4,
- GPIO33_nCS_5,
-
- GPIO22_GPIO,
- GPIO32_MMC_CLK,
- GPIO92_MMC_DAT_0,
- GPIO109_MMC_DAT_1,
- GPIO110_MMC_DAT_2,
- GPIO111_MMC_DAT_3,
- GPIO112_MMC_CMD,
-
- GPIO88_USBH1_PWR,
- GPIO89_USBH1_PEN,
- GPIO119_USBH2_PWR,
- GPIO120_USBH2_PEN,
-
- GPIO86_LCD_LDD_16,
- GPIO87_LCD_LDD_17,
-
- GPIO102_GPIO,
- GPIO104_CIF_DD_2,
- GPIO105_CIF_DD_1,
-
- GPIO81_SSP3_TXD,
- GPIO82_SSP3_RXD,
- GPIO83_SSP3_SFRM,
- GPIO84_SSP3_SCLK,
-
- GPIO48_nPOE,
- GPIO49_nPWE,
- GPIO50_nPIOR,
- GPIO51_nPIOW,
- GPIO85_nPCE_1,
- GPIO54_nPCE_2,
- GPIO79_PSKTSEL,
- GPIO55_nPREG,
- GPIO56_nPWAIT,
- GPIO57_nIOIS16,
- GPIO36_GPIO, /* CF CD */
- GPIO97_GPIO, /* CF PWREN */
- GPIO99_GPIO, /* CF RDY */
-};
-
-/*
- * DM9k MSCx settings: SRAM, 16 bits
- * 17 cycles delay first access
- * 5 cycles delay next access
- * 13 cycles recovery time
- * faster device
- */
-#define DM9K_MSC_VALUE 0xe4c9
-
-static void __init zeus_init(void)
-{
- u16 dm9000_msc = DM9K_MSC_VALUE;
- u32 msc0, msc1;
-
- system_rev = __raw_readw(ZEUS_CPLD_VERSION);
- pr_info("Zeus CPLD V%dI%d\n", (system_rev & 0xf0) >> 4, (system_rev & 0x0f));
-
- /* Fix timings for dm9000s (CS1/CS2)*/
- msc0 = (__raw_readl(MSC0) & 0x0000ffff) | (dm9000_msc << 16);
- msc1 = (__raw_readl(MSC1) & 0xffff0000) | dm9000_msc;
- __raw_writel(msc0, MSC0);
- __raw_writel(msc1, MSC1);
-
- pm_power_off = zeus_power_off;
- zeus_setup_apm();
-
- pxa2xx_mfp_config(ARRAY_AND_SIZE(zeus_pin_config));
-
- gpiod_add_lookup_table(&can_regulator_gpiod_table);
- gpiod_add_lookup_table(&zeus_ohci_regulator_gpiod_table);
- platform_add_devices(zeus_devices, ARRAY_SIZE(zeus_devices));
-
- zeus_register_ohci();
-
- if (zeus_setup_fb_gpios())
- pr_err("Failed to setup fb gpios\n");
- else
- pxa_set_fb_info(NULL, &zeus_fb_info);
-
- gpiod_add_lookup_table(&zeus_mci_gpio_table);
- pxa_set_mci_info(&zeus_mci_platform_data);
- pxa_set_udc_info(&zeus_udc_info);
- pxa_set_ac97_info(&zeus_ac97_info);
- pxa_set_i2c_info(NULL);
- i2c_register_board_info(0, ARRAY_AND_SIZE(zeus_i2c_devices));
- pxa2xx_set_spi_info(3, &pxa2xx_spi_ssp3_master_info);
- spi_register_board_info(zeus_spi_board_info, ARRAY_SIZE(zeus_spi_board_info));
-
- regulator_has_full_constraints();
-}
-
-static struct map_desc zeus_io_desc[] __initdata = {
- {
- .virtual = (unsigned long)ZEUS_CPLD_VERSION,
- .pfn = __phys_to_pfn(ZEUS_CPLD_VERSION_PHYS),
- .length = 0x1000,
- .type = MT_DEVICE,
- },
- {
- .virtual = (unsigned long)ZEUS_CPLD_ISA_IRQ,
- .pfn = __phys_to_pfn(ZEUS_CPLD_ISA_IRQ_PHYS),
- .length = 0x1000,
- .type = MT_DEVICE,
- },
- {
- .virtual = (unsigned long)ZEUS_CPLD_CONTROL,
- .pfn = __phys_to_pfn(ZEUS_CPLD_CONTROL_PHYS),
- .length = 0x1000,
- .type = MT_DEVICE,
- },
- {
- .virtual = (unsigned long)ZEUS_PC104IO,
- .pfn = __phys_to_pfn(ZEUS_PC104IO_PHYS),
- .length = 0x00800000,
- .type = MT_DEVICE,
- },
- {
- /*
- * ISA I/O space mapping:
- * - ports 0x0000-0x0fff are PC/104
- * - ports 0x10000-0x10fff are PCMCIA slot 1
- * - ports 0x11000-0x11fff are PC/104
- */
- .virtual = PCI_IO_VIRT_BASE,
- .pfn = __phys_to_pfn(ZEUS_PC104IO_PHYS),
- .length = 0x1000,
- .type = MT_DEVICE,
- },
-};
-
-static void __init zeus_map_io(void)
-{
- pxa27x_map_io();
-
- iotable_init(zeus_io_desc, ARRAY_SIZE(zeus_io_desc));
-
- /* Clear PSPR to ensure a full restart on wake-up. */
- PMCR = PSPR = 0;
-
- /* enable internal 32.768Khz oscillator (ignore OSCC_OOK) */
- writel(readl(OSCC) | OSCC_OON, OSCC);
-
- /* Some clock cycles later (from OSCC_ON), programme PCFR (OPDE...).
- * float chip selects and PCMCIA */
- PCFR = PCFR_OPDE | PCFR_DC_EN | PCFR_FS | PCFR_FP;
-}
-
-MACHINE_START(ARCOM_ZEUS, "Arcom/Eurotech ZEUS")
- /* Maintainer: Marc Zyngier <maz@misterjones.org> */
- .atag_offset = 0x100,
- .map_io = zeus_map_io,
- .nr_irqs = ZEUS_NR_IRQS,
- .init_irq = zeus_init_irq,
- .handle_irq = pxa27x_handle_irq,
- .init_time = pxa_timer_init,
- .init_machine = zeus_init,
- .restart = pxa_restart,
-MACHINE_END
-