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Diffstat (limited to 'arch/arm/mach-sa1100/simpad.c')
-rw-r--r--arch/arm/mach-sa1100/simpad.c423
1 files changed, 0 insertions, 423 deletions
diff --git a/arch/arm/mach-sa1100/simpad.c b/arch/arm/mach-sa1100/simpad.c
deleted file mode 100644
index c7fb9a73e4c5..000000000000
--- a/arch/arm/mach-sa1100/simpad.c
+++ /dev/null
@@ -1,423 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * linux/arch/arm/mach-sa1100/simpad.c
- */
-
-#include <linux/module.h>
-#include <linux/gpio/machine.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/tty.h>
-#include <linux/proc_fs.h>
-#include <linux/string.h>
-#include <linux/pm.h>
-#include <linux/platform_data/sa11x0-serial.h>
-#include <linux/platform_device.h>
-#include <linux/mfd/ucb1x00.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/partitions.h>
-#include <linux/io.h>
-#include <linux/gpio/driver.h>
-
-#include <mach/hardware.h>
-#include <asm/setup.h>
-#include <asm/irq.h>
-
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/flash.h>
-#include <asm/mach/map.h>
-#include <linux/platform_data/mfd-mcp-sa11x0.h>
-#include <mach/simpad.h>
-#include <mach/irqs.h>
-
-#include <linux/serial_core.h>
-#include <linux/ioport.h>
-#include <linux/input.h>
-#include <linux/gpio_keys.h>
-#include <linux/leds.h>
-#include <linux/platform_data/i2c-gpio.h>
-
-#include "generic.h"
-
-/*
- * CS3 support
- */
-
-static long cs3_shadow;
-static spinlock_t cs3_lock;
-static struct gpio_chip cs3_gpio;
-
-long simpad_get_cs3_ro(void)
-{
- return readl(CS3_BASE);
-}
-EXPORT_SYMBOL(simpad_get_cs3_ro);
-
-long simpad_get_cs3_shadow(void)
-{
- return cs3_shadow;
-}
-EXPORT_SYMBOL(simpad_get_cs3_shadow);
-
-static void __simpad_write_cs3(void)
-{
- writel(cs3_shadow, CS3_BASE);
-}
-
-void simpad_set_cs3_bit(int value)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&cs3_lock, flags);
- cs3_shadow |= value;
- __simpad_write_cs3();
- spin_unlock_irqrestore(&cs3_lock, flags);
-}
-EXPORT_SYMBOL(simpad_set_cs3_bit);
-
-void simpad_clear_cs3_bit(int value)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&cs3_lock, flags);
- cs3_shadow &= ~value;
- __simpad_write_cs3();
- spin_unlock_irqrestore(&cs3_lock, flags);
-}
-EXPORT_SYMBOL(simpad_clear_cs3_bit);
-
-static void cs3_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
-{
- if (offset > 15)
- return;
- if (value)
- simpad_set_cs3_bit(1 << offset);
- else
- simpad_clear_cs3_bit(1 << offset);
-};
-
-static int cs3_gpio_get(struct gpio_chip *chip, unsigned offset)
-{
- if (offset > 15)
- return !!(simpad_get_cs3_ro() & (1 << (offset - 16)));
- return !!(simpad_get_cs3_shadow() & (1 << offset));
-};
-
-static int cs3_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
-{
- if (offset > 15)
- return 0;
- return -EINVAL;
-};
-
-static int cs3_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
- int value)
-{
- if (offset > 15)
- return -EINVAL;
- cs3_gpio_set(chip, offset, value);
- return 0;
-};
-
-static struct map_desc simpad_io_desc[] __initdata = {
- { /* MQ200 */
- .virtual = 0xf2800000,
- .pfn = __phys_to_pfn(0x4b800000),
- .length = 0x00800000,
- .type = MT_DEVICE
- }, { /* Simpad CS3 */
- .virtual = (unsigned long)CS3_BASE,
- .pfn = __phys_to_pfn(SA1100_CS3_PHYS),
- .length = 0x00100000,
- .type = MT_DEVICE
- },
-};
-
-
-static void simpad_uart_pm(struct uart_port *port, u_int state, u_int oldstate)
-{
- if (port->mapbase == (u_int)&Ser1UTCR0) {
- if (state)
- {
- simpad_clear_cs3_bit(RS232_ON);
- simpad_clear_cs3_bit(DECT_POWER_ON);
- }else
- {
- simpad_set_cs3_bit(RS232_ON);
- simpad_set_cs3_bit(DECT_POWER_ON);
- }
- }
-}
-
-static struct sa1100_port_fns simpad_port_fns __initdata = {
- .pm = simpad_uart_pm,
-};
-
-
-static struct mtd_partition simpad_partitions[] = {
- {
- .name = "SIMpad boot firmware",
- .size = 0x00080000,
- .offset = 0,
- .mask_flags = MTD_WRITEABLE,
- }, {
- .name = "SIMpad kernel",
- .size = 0x0010000,
- .offset = MTDPART_OFS_APPEND,
- }, {
- .name = "SIMpad root jffs2",
- .size = MTDPART_SIZ_FULL,
- .offset = MTDPART_OFS_APPEND,
- }
-};
-
-static struct flash_platform_data simpad_flash_data = {
- .map_name = "cfi_probe",
- .parts = simpad_partitions,
- .nr_parts = ARRAY_SIZE(simpad_partitions),
-};
-
-
-static struct resource simpad_flash_resources [] = {
- DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_16M),
- DEFINE_RES_MEM(SA1100_CS1_PHYS, SZ_16M),
-};
-
-static struct ucb1x00_plat_data simpad_ucb1x00_data = {
- .gpio_base = SIMPAD_UCB1X00_GPIO_BASE,
-};
-
-static struct mcp_plat_data simpad_mcp_data = {
- .mccr0 = MCCR0_ADM,
- .sclk_rate = 11981000,
- .codec_pdata = &simpad_ucb1x00_data,
-};
-
-
-
-static void __init simpad_map_io(void)
-{
- sa1100_map_io();
-
- iotable_init(simpad_io_desc, ARRAY_SIZE(simpad_io_desc));
-
- /* Initialize CS3 */
- cs3_shadow = (EN1 | EN0 | LED2_ON | DISPLAY_ON |
- RS232_ON | ENABLE_5V | RESET_SIMCARD | DECT_POWER_ON);
- __simpad_write_cs3(); /* Spinlocks not yet initialized */
-
- sa1100_register_uart_fns(&simpad_port_fns);
- sa1100_register_uart(0, 3); /* serial interface */
- sa1100_register_uart(1, 1); /* DECT */
-
- // Reassign UART 1 pins
- GAFR |= GPIO_UART_TXD | GPIO_UART_RXD;
- GPDR |= GPIO_UART_TXD | GPIO_LDD13 | GPIO_LDD15;
- GPDR &= ~GPIO_UART_RXD;
- PPAR |= PPAR_UPR;
-
- /*
- * Set up registers for sleep mode.
- */
-
-
- PWER = PWER_GPIO0| PWER_RTC;
- PGSR = 0x818;
- PCFR = 0;
- PSDR = 0;
-
-}
-
-static void simpad_power_off(void)
-{
- local_irq_disable();
- cs3_shadow = SD_MEDIAQ;
- __simpad_write_cs3(); /* Bypass spinlock here */
-
- /* disable internal oscillator, float CS lines */
- PCFR = (PCFR_OPDE | PCFR_FP | PCFR_FS);
- /* enable wake-up on GPIO0 */
- PWER = GFER = GRER = PWER_GPIO0;
- /*
- * set scratchpad to zero, just in case it is used as a
- * restart address by the bootloader.
- */
- PSPR = 0;
- PGSR = 0;
- /* enter sleep mode */
- PMCR = PMCR_SF;
- while(1);
-
- local_irq_enable(); /* we won't ever call it */
-
-
-}
-
-/*
- * gpio_keys
-*/
-
-static struct gpio_keys_button simpad_button_table[] = {
- { KEY_POWER, IRQ_GPIO_POWER_BUTTON, 1, "power button" },
-};
-
-static struct gpio_keys_platform_data simpad_keys_data = {
- .buttons = simpad_button_table,
- .nbuttons = ARRAY_SIZE(simpad_button_table),
-};
-
-static struct platform_device simpad_keys = {
- .name = "gpio-keys",
- .dev = {
- .platform_data = &simpad_keys_data,
- },
-};
-
-static struct gpio_keys_button simpad_polled_button_table[] = {
- { KEY_PROG1, SIMPAD_UCB1X00_GPIO_PROG1, 1, "prog1 button" },
- { KEY_PROG2, SIMPAD_UCB1X00_GPIO_PROG2, 1, "prog2 button" },
- { KEY_UP, SIMPAD_UCB1X00_GPIO_UP, 1, "up button" },
- { KEY_DOWN, SIMPAD_UCB1X00_GPIO_DOWN, 1, "down button" },
- { KEY_LEFT, SIMPAD_UCB1X00_GPIO_LEFT, 1, "left button" },
- { KEY_RIGHT, SIMPAD_UCB1X00_GPIO_RIGHT, 1, "right button" },
-};
-
-static struct gpio_keys_platform_data simpad_polled_keys_data = {
- .buttons = simpad_polled_button_table,
- .nbuttons = ARRAY_SIZE(simpad_polled_button_table),
- .poll_interval = 50,
-};
-
-static struct platform_device simpad_polled_keys = {
- .name = "gpio-keys-polled",
- .dev = {
- .platform_data = &simpad_polled_keys_data,
- },
-};
-
-/*
- * GPIO LEDs
- */
-
-static struct gpio_led simpad_leds[] = {
- {
- .name = "simpad:power",
- .gpio = SIMPAD_CS3_LED2_ON,
- .active_low = 0,
- .default_trigger = "default-on",
- },
-};
-
-static struct gpio_led_platform_data simpad_led_data = {
- .num_leds = ARRAY_SIZE(simpad_leds),
- .leds = simpad_leds,
-};
-
-static struct platform_device simpad_gpio_leds = {
- .name = "leds-gpio",
- .id = 0,
- .dev = {
- .platform_data = &simpad_led_data,
- },
-};
-
-/*
- * i2c
- */
-static struct gpiod_lookup_table simpad_i2c_gpiod_table = {
- .dev_id = "i2c-gpio.0",
- .table = {
- GPIO_LOOKUP_IDX("gpio", 21, NULL, 0,
- GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
- GPIO_LOOKUP_IDX("gpio", 25, NULL, 1,
- GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
- },
-};
-
-static struct i2c_gpio_platform_data simpad_i2c_data = {
- .udelay = 10,
- .timeout = HZ,
-};
-
-static struct platform_device simpad_i2c = {
- .name = "i2c-gpio",
- .id = 0,
- .dev = {
- .platform_data = &simpad_i2c_data,
- },
-};
-
-/*
- * MediaQ Video Device
- */
-static struct platform_device simpad_mq200fb = {
- .name = "simpad-mq200",
- .id = 0,
-};
-
-static struct platform_device *devices[] __initdata = {
- &simpad_keys,
- &simpad_polled_keys,
- &simpad_mq200fb,
- &simpad_gpio_leds,
- &simpad_i2c,
-};
-
-/* Compact Flash */
-static struct gpiod_lookup_table simpad_cf_gpio_table = {
- .dev_id = "sa11x0-pcmcia",
- .table = {
- GPIO_LOOKUP("gpio", GPIO_CF_IRQ, "cf-ready", GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP("gpio", GPIO_CF_CD, "cf-detect", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
-
-static int __init simpad_init(void)
-{
- int ret;
-
- spin_lock_init(&cs3_lock);
-
- cs3_gpio.label = "simpad_cs3";
- cs3_gpio.base = SIMPAD_CS3_GPIO_BASE;
- cs3_gpio.ngpio = 24;
- cs3_gpio.set = cs3_gpio_set;
- cs3_gpio.get = cs3_gpio_get;
- cs3_gpio.direction_input = cs3_gpio_direction_input;
- cs3_gpio.direction_output = cs3_gpio_direction_output;
- ret = gpiochip_add_data(&cs3_gpio, NULL);
- if (ret)
- printk(KERN_WARNING "simpad: Unable to register cs3 GPIO device");
-
- pm_power_off = simpad_power_off;
-
- sa11x0_register_pcmcia(-1, &simpad_cf_gpio_table);
- sa11x0_ppc_configure_mcp();
- sa11x0_register_mtd(&simpad_flash_data, simpad_flash_resources,
- ARRAY_SIZE(simpad_flash_resources));
- sa11x0_register_mcp(&simpad_mcp_data);
-
- gpiod_add_lookup_table(&simpad_i2c_gpiod_table);
- ret = platform_add_devices(devices, ARRAY_SIZE(devices));
- if(ret)
- printk(KERN_WARNING "simpad: Unable to register mq200 framebuffer device");
-
- return 0;
-}
-
-arch_initcall(simpad_init);
-
-
-MACHINE_START(SIMPAD, "Simpad")
- /* Maintainer: Holger Freyther */
- .atag_offset = 0x100,
- .map_io = simpad_map_io,
- .nr_irqs = SA1100_NR_IRQS,
- .init_irq = sa1100_init_irq,
- .init_late = sa11x0_init_late,
- .init_time = sa1100_timer_init,
- .restart = sa11x0_restart,
-MACHINE_END