mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-25 05:34:00 +08:00
70c494c312
We are moving omap2+ to use the device tree based pinctrl-single.c and will be removing the old mux framework. This will remove the omap1 specific parts from plat-omap. Acked-by: Felipe Balbi <balbi@ti.com> Cc: Grant Likely <grant.likely@secretlab.ca> Cc: Alan Stern <stern@rowland.harvard.edu> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Richard Purdie <rpurdie@rpsys.net> Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com> Cc: linux-usb@vger.kernel.org Cc: linux-pcmcia@lists.infradead.org Cc: spi-devel-general@lists.sourceforge.net Signed-off-by: Tony Lindgren <tony@atomide.com>
261 lines
6.3 KiB
C
261 lines
6.3 KiB
C
/*
|
|
* linux/arch/arm/mach-omap1/board-nokia770.c
|
|
*
|
|
* Modified from board-generic.c
|
|
*
|
|
* 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/gpio.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/init.h>
|
|
#include <linux/mutex.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/input.h>
|
|
#include <linux/clk.h>
|
|
#include <linux/omapfb.h>
|
|
|
|
#include <linux/spi/spi.h>
|
|
#include <linux/spi/ads7846.h>
|
|
#include <linux/workqueue.h>
|
|
#include <linux/delay.h>
|
|
|
|
#include <linux/platform_data/keypad-omap.h>
|
|
#include <linux/platform_data/lcd-mipid.h>
|
|
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/map.h>
|
|
|
|
#include <mach/mux.h>
|
|
#include <plat/mmc.h>
|
|
#include <plat/clock.h>
|
|
|
|
#include <mach/hardware.h>
|
|
#include <mach/usb.h>
|
|
|
|
#include "common.h"
|
|
|
|
#define ADS7846_PENDOWN_GPIO 15
|
|
|
|
static const unsigned int nokia770_keymap[] = {
|
|
KEY(1, 0, GROUP_0 | KEY_UP),
|
|
KEY(2, 0, GROUP_1 | KEY_F5),
|
|
KEY(0, 1, GROUP_0 | KEY_LEFT),
|
|
KEY(1, 1, GROUP_0 | KEY_ENTER),
|
|
KEY(2, 1, GROUP_0 | KEY_RIGHT),
|
|
KEY(0, 2, GROUP_1 | KEY_ESC),
|
|
KEY(1, 2, GROUP_0 | KEY_DOWN),
|
|
KEY(2, 2, GROUP_1 | KEY_F4),
|
|
KEY(0, 3, GROUP_2 | KEY_F7),
|
|
KEY(1, 3, GROUP_2 | KEY_F8),
|
|
KEY(2, 3, GROUP_2 | KEY_F6),
|
|
};
|
|
|
|
static struct resource nokia770_kp_resources[] = {
|
|
[0] = {
|
|
.start = INT_KEYBOARD,
|
|
.end = INT_KEYBOARD,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static const struct matrix_keymap_data nokia770_keymap_data = {
|
|
.keymap = nokia770_keymap,
|
|
.keymap_size = ARRAY_SIZE(nokia770_keymap),
|
|
};
|
|
|
|
static struct omap_kp_platform_data nokia770_kp_data = {
|
|
.rows = 8,
|
|
.cols = 8,
|
|
.keymap_data = &nokia770_keymap_data,
|
|
.delay = 4,
|
|
};
|
|
|
|
static struct platform_device nokia770_kp_device = {
|
|
.name = "omap-keypad",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &nokia770_kp_data,
|
|
},
|
|
.num_resources = ARRAY_SIZE(nokia770_kp_resources),
|
|
.resource = nokia770_kp_resources,
|
|
};
|
|
|
|
static struct platform_device *nokia770_devices[] __initdata = {
|
|
&nokia770_kp_device,
|
|
};
|
|
|
|
static void mipid_shutdown(struct mipid_platform_data *pdata)
|
|
{
|
|
if (pdata->nreset_gpio != -1) {
|
|
printk(KERN_INFO "shutdown LCD\n");
|
|
gpio_set_value(pdata->nreset_gpio, 0);
|
|
msleep(120);
|
|
}
|
|
}
|
|
|
|
static struct mipid_platform_data nokia770_mipid_platform_data = {
|
|
.shutdown = mipid_shutdown,
|
|
};
|
|
|
|
static struct omap_lcd_config nokia770_lcd_config __initdata = {
|
|
.ctrl_name = "hwa742",
|
|
};
|
|
|
|
static void __init mipid_dev_init(void)
|
|
{
|
|
nokia770_mipid_platform_data.nreset_gpio = 13;
|
|
nokia770_mipid_platform_data.data_lines = 16;
|
|
|
|
omapfb_set_lcd_config(&nokia770_lcd_config);
|
|
}
|
|
|
|
static void __init ads7846_dev_init(void)
|
|
{
|
|
if (gpio_request(ADS7846_PENDOWN_GPIO, "ADS7846 pendown") < 0)
|
|
printk(KERN_ERR "can't get ads7846 pen down GPIO\n");
|
|
}
|
|
|
|
static int ads7846_get_pendown_state(void)
|
|
{
|
|
return !gpio_get_value(ADS7846_PENDOWN_GPIO);
|
|
}
|
|
|
|
static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = {
|
|
.x_max = 0x0fff,
|
|
.y_max = 0x0fff,
|
|
.x_plate_ohms = 180,
|
|
.pressure_max = 255,
|
|
.debounce_max = 10,
|
|
.debounce_tol = 3,
|
|
.debounce_rep = 1,
|
|
.get_pendown_state = ads7846_get_pendown_state,
|
|
};
|
|
|
|
static struct spi_board_info nokia770_spi_board_info[] __initdata = {
|
|
[0] = {
|
|
.modalias = "lcd_mipid",
|
|
.bus_num = 2,
|
|
.chip_select = 3,
|
|
.max_speed_hz = 12000000,
|
|
.platform_data = &nokia770_mipid_platform_data,
|
|
},
|
|
[1] = {
|
|
.modalias = "ads7846",
|
|
.bus_num = 2,
|
|
.chip_select = 0,
|
|
.max_speed_hz = 2500000,
|
|
.platform_data = &nokia770_ads7846_platform_data,
|
|
},
|
|
};
|
|
|
|
static void __init hwa742_dev_init(void)
|
|
{
|
|
clk_add_alias("hwa_sys_ck", NULL, "bclk", NULL);
|
|
}
|
|
|
|
/* assume no Mini-AB port */
|
|
|
|
static struct omap_usb_config nokia770_usb_config __initdata = {
|
|
.otg = 1,
|
|
.register_host = 1,
|
|
.register_dev = 1,
|
|
.hmc_mode = 16,
|
|
.pins[0] = 6,
|
|
};
|
|
|
|
#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
|
|
|
|
#define NOKIA770_GPIO_MMC_POWER 41
|
|
#define NOKIA770_GPIO_MMC_SWITCH 23
|
|
|
|
static int nokia770_mmc_set_power(struct device *dev, int slot, int power_on,
|
|
int vdd)
|
|
{
|
|
gpio_set_value(NOKIA770_GPIO_MMC_POWER, power_on);
|
|
return 0;
|
|
}
|
|
|
|
static int nokia770_mmc_get_cover_state(struct device *dev, int slot)
|
|
{
|
|
return gpio_get_value(NOKIA770_GPIO_MMC_SWITCH);
|
|
}
|
|
|
|
static struct omap_mmc_platform_data nokia770_mmc2_data = {
|
|
.nr_slots = 1,
|
|
.max_freq = 12000000,
|
|
.slots[0] = {
|
|
.set_power = nokia770_mmc_set_power,
|
|
.get_cover_state = nokia770_mmc_get_cover_state,
|
|
.ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
|
|
.name = "mmcblk",
|
|
},
|
|
};
|
|
|
|
static struct omap_mmc_platform_data *nokia770_mmc_data[OMAP16XX_NR_MMC];
|
|
|
|
static void __init nokia770_mmc_init(void)
|
|
{
|
|
int ret;
|
|
|
|
ret = gpio_request(NOKIA770_GPIO_MMC_POWER, "MMC power");
|
|
if (ret < 0)
|
|
return;
|
|
gpio_direction_output(NOKIA770_GPIO_MMC_POWER, 0);
|
|
|
|
ret = gpio_request(NOKIA770_GPIO_MMC_SWITCH, "MMC cover");
|
|
if (ret < 0) {
|
|
gpio_free(NOKIA770_GPIO_MMC_POWER);
|
|
return;
|
|
}
|
|
gpio_direction_input(NOKIA770_GPIO_MMC_SWITCH);
|
|
|
|
/* Only the second MMC controller is used */
|
|
nokia770_mmc_data[1] = &nokia770_mmc2_data;
|
|
omap1_init_mmc(nokia770_mmc_data, OMAP16XX_NR_MMC);
|
|
}
|
|
|
|
#else
|
|
static inline void nokia770_mmc_init(void)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
static void __init omap_nokia770_init(void)
|
|
{
|
|
/* On Nokia 770, the SleepX signal is masked with an
|
|
* MPUIO line by default. It has to be unmasked for it
|
|
* to become functional */
|
|
|
|
/* SleepX mask direction */
|
|
omap_writew((omap_readw(0xfffb5008) & ~2), 0xfffb5008);
|
|
/* Unmask SleepX signal */
|
|
omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004);
|
|
|
|
platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices));
|
|
nokia770_spi_board_info[1].irq = gpio_to_irq(15);
|
|
spi_register_board_info(nokia770_spi_board_info,
|
|
ARRAY_SIZE(nokia770_spi_board_info));
|
|
omap_serial_init();
|
|
omap_register_i2c_bus(1, 100, NULL, 0);
|
|
hwa742_dev_init();
|
|
ads7846_dev_init();
|
|
mipid_dev_init();
|
|
omap1_usb_init(&nokia770_usb_config);
|
|
nokia770_mmc_init();
|
|
}
|
|
|
|
MACHINE_START(NOKIA770, "Nokia 770")
|
|
.atag_offset = 0x100,
|
|
.map_io = omap16xx_map_io,
|
|
.init_early = omap1_init_early,
|
|
.reserve = omap_reserve,
|
|
.init_irq = omap1_init_irq,
|
|
.init_machine = omap_nokia770_init,
|
|
.init_late = omap1_init_late,
|
|
.timer = &omap1_timer,
|
|
.restart = omap1_restart,
|
|
MACHINE_END
|