885 lines
21 KiB
C
885 lines
21 KiB
C
// SPDX-License-Identifier: GPL-2.0
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//
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// Copyright (c) 2006-2009 Victor Chukhantsev, Denis Grigoriev,
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// Copyright (c) 2007-2010 Vasily Khoruzhick
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//
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// based on smdk2440 written by Ben Dooks
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/interrupt.h>
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#include <linux/list.h>
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#include <linux/memblock.h>
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#include <linux/delay.h>
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#include <linux/timer.h>
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#include <linux/init.h>
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#include <linux/gpio.h>
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#include <linux/gpio/machine.h>
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#include <linux/platform_device.h>
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#include <linux/serial_core.h>
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#include <linux/serial_s3c.h>
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#include <linux/input.h>
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#include <linux/gpio_keys.h>
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#include <linux/device.h>
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#include <linux/pda_power.h>
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#include <linux/pwm_backlight.h>
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#include <linux/pwm.h>
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#include <linux/s3c_adc_battery.h>
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#include <linux/leds.h>
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#include <linux/i2c.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/partitions.h>
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#include <linux/mmc/host.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <linux/platform_data/i2c-s3c2410.h>
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#include <linux/platform_data/mmc-s3cmci.h>
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#include <linux/platform_data/mtd-nand-s3c2410.h>
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#include <linux/platform_data/touchscreen-s3c2410.h>
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#include <linux/platform_data/usb-s3c2410_udc.h>
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#include <linux/platform_data/fb-s3c2410.h>
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#include <sound/uda1380.h>
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#include "hardware-s3c24xx.h"
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#include "regs-gpio.h"
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#include "gpio-samsung.h"
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#include "cpu.h"
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#include "devs.h"
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#include "pm.h"
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#include "gpio-cfg.h"
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#include "s3c24xx.h"
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#include "h1940.h"
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#define LCD_PWM_PERIOD 192960
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#define LCD_PWM_DUTY 127353
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static struct map_desc rx1950_iodesc[] __initdata = {
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};
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static struct s3c2410_uartcfg rx1950_uartcfgs[] __initdata = {
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[0] = {
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.hwport = 0,
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.flags = 0,
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.ucon = 0x3c5,
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.ulcon = 0x03,
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.ufcon = 0x51,
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.clk_sel = S3C2410_UCON_CLKSEL3,
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},
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[1] = {
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.hwport = 1,
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.flags = 0,
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.ucon = 0x3c5,
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.ulcon = 0x03,
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.ufcon = 0x51,
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.clk_sel = S3C2410_UCON_CLKSEL3,
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},
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/* IR port */
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[2] = {
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.hwport = 2,
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.flags = 0,
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.ucon = 0x3c5,
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.ulcon = 0x43,
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.ufcon = 0xf1,
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.clk_sel = S3C2410_UCON_CLKSEL3,
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},
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};
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static struct s3c2410fb_display rx1950_display = {
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.type = S3C2410_LCDCON1_TFT,
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.width = 240,
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.height = 320,
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.xres = 240,
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.yres = 320,
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.bpp = 16,
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.pixclock = 260000,
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.left_margin = 10,
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.right_margin = 20,
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.hsync_len = 10,
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.upper_margin = 2,
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.lower_margin = 2,
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.vsync_len = 2,
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.lcdcon5 = S3C2410_LCDCON5_FRM565 |
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S3C2410_LCDCON5_INVVCLK |
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S3C2410_LCDCON5_INVVLINE |
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S3C2410_LCDCON5_INVVFRAME |
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S3C2410_LCDCON5_HWSWP |
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(0x02 << 13) |
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(0x02 << 15),
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};
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static int power_supply_init(struct device *dev)
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{
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return gpio_request(S3C2410_GPF(2), "cable plugged");
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}
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static int rx1950_is_ac_online(void)
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{
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return !gpio_get_value(S3C2410_GPF(2));
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}
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static void power_supply_exit(struct device *dev)
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{
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gpio_free(S3C2410_GPF(2));
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}
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static char *rx1950_supplicants[] = {
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"main-battery"
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};
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static struct pda_power_pdata power_supply_info = {
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.init = power_supply_init,
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.is_ac_online = rx1950_is_ac_online,
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.exit = power_supply_exit,
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.supplied_to = rx1950_supplicants,
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.num_supplicants = ARRAY_SIZE(rx1950_supplicants),
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};
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static struct resource power_supply_resources[] = {
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[0] = DEFINE_RES_NAMED(IRQ_EINT2, 1, "ac", IORESOURCE_IRQ \
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| IORESOURCE_IRQ_LOWEDGE | IORESOURCE_IRQ_HIGHEDGE),
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};
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static struct platform_device power_supply = {
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.name = "pda-power",
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.id = -1,
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.dev = {
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.platform_data =
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&power_supply_info,
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},
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.resource = power_supply_resources,
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.num_resources = ARRAY_SIZE(power_supply_resources),
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};
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static const struct s3c_adc_bat_thresh bat_lut_noac[] = {
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{ .volt = 4100, .cur = 156, .level = 100},
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{ .volt = 4050, .cur = 156, .level = 95},
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{ .volt = 4025, .cur = 141, .level = 90},
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{ .volt = 3995, .cur = 144, .level = 85},
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{ .volt = 3957, .cur = 162, .level = 80},
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{ .volt = 3931, .cur = 147, .level = 75},
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{ .volt = 3902, .cur = 147, .level = 70},
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{ .volt = 3863, .cur = 153, .level = 65},
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{ .volt = 3838, .cur = 150, .level = 60},
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{ .volt = 3800, .cur = 153, .level = 55},
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{ .volt = 3765, .cur = 153, .level = 50},
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{ .volt = 3748, .cur = 172, .level = 45},
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{ .volt = 3740, .cur = 153, .level = 40},
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{ .volt = 3714, .cur = 175, .level = 35},
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{ .volt = 3710, .cur = 156, .level = 30},
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{ .volt = 3963, .cur = 156, .level = 25},
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{ .volt = 3672, .cur = 178, .level = 20},
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{ .volt = 3651, .cur = 178, .level = 15},
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{ .volt = 3629, .cur = 178, .level = 10},
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{ .volt = 3612, .cur = 162, .level = 5},
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{ .volt = 3605, .cur = 162, .level = 0},
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};
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static const struct s3c_adc_bat_thresh bat_lut_acin[] = {
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{ .volt = 4200, .cur = 0, .level = 100},
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{ .volt = 4190, .cur = 0, .level = 99},
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{ .volt = 4178, .cur = 0, .level = 95},
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{ .volt = 4110, .cur = 0, .level = 70},
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{ .volt = 4076, .cur = 0, .level = 65},
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{ .volt = 4046, .cur = 0, .level = 60},
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{ .volt = 4021, .cur = 0, .level = 55},
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{ .volt = 3999, .cur = 0, .level = 50},
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{ .volt = 3982, .cur = 0, .level = 45},
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{ .volt = 3965, .cur = 0, .level = 40},
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{ .volt = 3957, .cur = 0, .level = 35},
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{ .volt = 3948, .cur = 0, .level = 30},
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{ .volt = 3936, .cur = 0, .level = 25},
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{ .volt = 3927, .cur = 0, .level = 20},
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{ .volt = 3906, .cur = 0, .level = 15},
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{ .volt = 3880, .cur = 0, .level = 10},
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{ .volt = 3829, .cur = 0, .level = 5},
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{ .volt = 3820, .cur = 0, .level = 0},
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};
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static struct gpiod_lookup_table rx1950_bat_gpio_table = {
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.dev_id = "s3c-adc-battery",
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.table = {
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/* Charge status S3C2410_GPF(3) */
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GPIO_LOOKUP("GPIOF", 3, "charge-status", GPIO_ACTIVE_HIGH),
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{ },
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},
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};
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static int rx1950_bat_init(void)
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{
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int ret;
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ret = gpio_request(S3C2410_GPJ(2), "rx1950-charger-enable-1");
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if (ret)
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goto err_gpio1;
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ret = gpio_request(S3C2410_GPJ(3), "rx1950-charger-enable-2");
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if (ret)
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goto err_gpio2;
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return 0;
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err_gpio2:
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gpio_free(S3C2410_GPJ(2));
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err_gpio1:
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return ret;
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}
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static void rx1950_bat_exit(void)
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{
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gpio_free(S3C2410_GPJ(2));
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gpio_free(S3C2410_GPJ(3));
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}
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static void rx1950_enable_charger(void)
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{
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gpio_direction_output(S3C2410_GPJ(2), 1);
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gpio_direction_output(S3C2410_GPJ(3), 1);
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}
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static void rx1950_disable_charger(void)
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{
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gpio_direction_output(S3C2410_GPJ(2), 0);
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gpio_direction_output(S3C2410_GPJ(3), 0);
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}
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static DEFINE_SPINLOCK(rx1950_blink_spin);
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static int rx1950_led_blink_set(struct gpio_desc *desc, int state,
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unsigned long *delay_on, unsigned long *delay_off)
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{
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int gpio = desc_to_gpio(desc);
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int blink_gpio, check_gpio;
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switch (gpio) {
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case S3C2410_GPA(6):
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blink_gpio = S3C2410_GPA(4);
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check_gpio = S3C2410_GPA(3);
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break;
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case S3C2410_GPA(7):
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blink_gpio = S3C2410_GPA(3);
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check_gpio = S3C2410_GPA(4);
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break;
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default:
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return -EINVAL;
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}
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if (delay_on && delay_off && !*delay_on && !*delay_off)
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*delay_on = *delay_off = 500;
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spin_lock(&rx1950_blink_spin);
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switch (state) {
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case GPIO_LED_NO_BLINK_LOW:
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case GPIO_LED_NO_BLINK_HIGH:
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if (!gpio_get_value(check_gpio))
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gpio_set_value(S3C2410_GPJ(6), 0);
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gpio_set_value(blink_gpio, 0);
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gpio_set_value(gpio, state);
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break;
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case GPIO_LED_BLINK:
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gpio_set_value(gpio, 0);
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gpio_set_value(S3C2410_GPJ(6), 1);
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gpio_set_value(blink_gpio, 1);
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break;
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}
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spin_unlock(&rx1950_blink_spin);
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return 0;
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}
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static struct gpio_led rx1950_leds_desc[] = {
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{
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.name = "Green",
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.default_trigger = "main-battery-full",
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.gpio = S3C2410_GPA(6),
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.retain_state_suspended = 1,
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},
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{
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.name = "Red",
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.default_trigger
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= "main-battery-charging-blink-full-solid",
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.gpio = S3C2410_GPA(7),
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.retain_state_suspended = 1,
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},
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{
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.name = "Blue",
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.default_trigger = "rx1950-acx-mem",
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.gpio = S3C2410_GPA(11),
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.retain_state_suspended = 1,
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},
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};
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static struct gpio_led_platform_data rx1950_leds_pdata = {
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.num_leds = ARRAY_SIZE(rx1950_leds_desc),
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.leds = rx1950_leds_desc,
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.gpio_blink_set = rx1950_led_blink_set,
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};
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static struct platform_device rx1950_leds = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = &rx1950_leds_pdata,
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},
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};
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static struct s3c_adc_bat_pdata rx1950_bat_cfg = {
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.init = rx1950_bat_init,
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.exit = rx1950_bat_exit,
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.enable_charger = rx1950_enable_charger,
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.disable_charger = rx1950_disable_charger,
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.lut_noac = bat_lut_noac,
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.lut_noac_cnt = ARRAY_SIZE(bat_lut_noac),
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.lut_acin = bat_lut_acin,
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.lut_acin_cnt = ARRAY_SIZE(bat_lut_acin),
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.volt_channel = 0,
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.current_channel = 1,
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.volt_mult = 4235,
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.current_mult = 2900,
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.internal_impedance = 200,
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};
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static struct platform_device rx1950_battery = {
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.name = "s3c-adc-battery",
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.id = -1,
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.dev = {
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.parent = &s3c_device_adc.dev,
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.platform_data = &rx1950_bat_cfg,
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},
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};
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static struct s3c2410fb_mach_info rx1950_lcd_cfg = {
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.displays = &rx1950_display,
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.num_displays = 1,
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.default_display = 0,
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.lpcsel = 0x02,
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.gpccon = 0xaa9556a9,
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.gpccon_mask = 0xffc003fc,
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.gpccon_reg = S3C2410_GPCCON,
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.gpcup = 0x0000ffff,
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.gpcup_mask = 0xffffffff,
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.gpcup_reg = S3C2410_GPCUP,
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.gpdcon = 0xaa90aaa1,
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.gpdcon_mask = 0xffc0fff0,
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.gpdcon_reg = S3C2410_GPDCON,
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.gpdup = 0x0000fcfd,
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.gpdup_mask = 0xffffffff,
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.gpdup_reg = S3C2410_GPDUP,
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};
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static struct pwm_lookup rx1950_pwm_lookup[] = {
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PWM_LOOKUP("samsung-pwm", 0, "pwm-backlight.0", NULL, 48000,
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PWM_POLARITY_NORMAL),
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PWM_LOOKUP("samsung-pwm", 1, "pwm-backlight.0", "RX1950 LCD", LCD_PWM_PERIOD,
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PWM_POLARITY_NORMAL),
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};
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static struct pwm_device *lcd_pwm;
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static struct pwm_state lcd_pwm_state;
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static void rx1950_lcd_power(int enable)
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{
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int i;
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static int enabled;
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if (enabled == enable)
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return;
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if (!enable) {
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/* GPC11-GPC15->OUTPUT */
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for (i = 11; i < 16; i++)
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gpio_direction_output(S3C2410_GPC(i), 1);
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/* Wait a bit here... */
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mdelay(100);
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/* GPD2-GPD7->OUTPUT */
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/* GPD11-GPD15->OUTPUT */
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/* GPD2-GPD7->1, GPD11-GPD15->1 */
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for (i = 2; i < 8; i++)
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gpio_direction_output(S3C2410_GPD(i), 1);
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for (i = 11; i < 16; i++)
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gpio_direction_output(S3C2410_GPD(i), 1);
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/* Wait a bit here...*/
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mdelay(100);
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/* GPB0->OUTPUT, GPB0->0 */
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gpio_direction_output(S3C2410_GPB(0), 0);
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/* GPC1-GPC4->OUTPUT, GPC1-4->0 */
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for (i = 1; i < 5; i++)
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gpio_direction_output(S3C2410_GPC(i), 0);
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/* GPC15-GPC11->0 */
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for (i = 11; i < 16; i++)
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gpio_direction_output(S3C2410_GPC(i), 0);
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/* GPD15-GPD11->0, GPD2->GPD7->0 */
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for (i = 11; i < 16; i++)
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gpio_direction_output(S3C2410_GPD(i), 0);
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for (i = 2; i < 8; i++)
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gpio_direction_output(S3C2410_GPD(i), 0);
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/* GPC6->0, GPC7->0, GPC5->0 */
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gpio_direction_output(S3C2410_GPC(6), 0);
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gpio_direction_output(S3C2410_GPC(7), 0);
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gpio_direction_output(S3C2410_GPC(5), 0);
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/* GPB1->OUTPUT, GPB1->0 */
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gpio_direction_output(S3C2410_GPB(1), 0);
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lcd_pwm_state.enabled = false;
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pwm_apply_state(lcd_pwm, &lcd_pwm_state);
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/* GPC0->0, GPC10->0 */
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gpio_direction_output(S3C2410_GPC(0), 0);
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gpio_direction_output(S3C2410_GPC(10), 0);
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} else {
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lcd_pwm_state.enabled = true;
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pwm_apply_state(lcd_pwm, &lcd_pwm_state);
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gpio_direction_output(S3C2410_GPC(0), 1);
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gpio_direction_output(S3C2410_GPC(5), 1);
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s3c_gpio_cfgpin(S3C2410_GPB(1), S3C2410_GPB1_TOUT1);
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gpio_direction_output(S3C2410_GPC(7), 1);
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for (i = 1; i < 5; i++)
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s3c_gpio_cfgpin(S3C2410_GPC(i), S3C_GPIO_SFN(2));
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for (i = 11; i < 16; i++)
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s3c_gpio_cfgpin(S3C2410_GPC(i), S3C_GPIO_SFN(2));
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for (i = 2; i < 8; i++)
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s3c_gpio_cfgpin(S3C2410_GPD(i), S3C_GPIO_SFN(2));
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|
|
|
for (i = 11; i < 16; i++)
|
|
s3c_gpio_cfgpin(S3C2410_GPD(i), S3C_GPIO_SFN(2));
|
|
|
|
gpio_direction_output(S3C2410_GPC(10), 1);
|
|
gpio_direction_output(S3C2410_GPC(6), 1);
|
|
}
|
|
enabled = enable;
|
|
}
|
|
|
|
static void rx1950_bl_power(int enable)
|
|
{
|
|
static int enabled;
|
|
if (enabled == enable)
|
|
return;
|
|
if (!enable) {
|
|
gpio_direction_output(S3C2410_GPB(0), 0);
|
|
} else {
|
|
/* LED driver need a "push" to power on */
|
|
gpio_direction_output(S3C2410_GPB(0), 1);
|
|
/* Warm up backlight for one period of PWM.
|
|
* Without this trick its almost impossible to
|
|
* enable backlight with low brightness value
|
|
*/
|
|
ndelay(48000);
|
|
s3c_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPB0_TOUT0);
|
|
}
|
|
enabled = enable;
|
|
}
|
|
|
|
static int rx1950_backlight_init(struct device *dev)
|
|
{
|
|
WARN_ON(gpio_request(S3C2410_GPB(0), "Backlight"));
|
|
lcd_pwm = pwm_get(dev, "RX1950 LCD");
|
|
if (IS_ERR(lcd_pwm)) {
|
|
dev_err(dev, "Unable to request PWM for LCD power!\n");
|
|
return PTR_ERR(lcd_pwm);
|
|
}
|
|
|
|
/*
|
|
* Call pwm_init_state to initialize .polarity and .period. The other
|
|
* values are fixed in this driver.
|
|
*/
|
|
pwm_init_state(lcd_pwm, &lcd_pwm_state);
|
|
|
|
lcd_pwm_state.duty_cycle = LCD_PWM_DUTY;
|
|
|
|
rx1950_lcd_power(1);
|
|
rx1950_bl_power(1);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void rx1950_backlight_exit(struct device *dev)
|
|
{
|
|
rx1950_bl_power(0);
|
|
rx1950_lcd_power(0);
|
|
|
|
pwm_put(lcd_pwm);
|
|
gpio_free(S3C2410_GPB(0));
|
|
}
|
|
|
|
|
|
static int rx1950_backlight_notify(struct device *dev, int brightness)
|
|
{
|
|
if (!brightness) {
|
|
rx1950_bl_power(0);
|
|
rx1950_lcd_power(0);
|
|
} else {
|
|
rx1950_lcd_power(1);
|
|
rx1950_bl_power(1);
|
|
}
|
|
return brightness;
|
|
}
|
|
|
|
static struct platform_pwm_backlight_data rx1950_backlight_data = {
|
|
.max_brightness = 24,
|
|
.dft_brightness = 4,
|
|
.init = rx1950_backlight_init,
|
|
.notify = rx1950_backlight_notify,
|
|
.exit = rx1950_backlight_exit,
|
|
};
|
|
|
|
static struct platform_device rx1950_backlight = {
|
|
.name = "pwm-backlight",
|
|
.dev = {
|
|
.parent = &samsung_device_pwm.dev,
|
|
.platform_data = &rx1950_backlight_data,
|
|
},
|
|
};
|
|
|
|
static void rx1950_set_mmc_power(unsigned char power_mode, unsigned short vdd)
|
|
{
|
|
s3c24xx_mci_def_set_power(power_mode, vdd);
|
|
|
|
switch (power_mode) {
|
|
case MMC_POWER_OFF:
|
|
gpio_direction_output(S3C2410_GPJ(1), 0);
|
|
break;
|
|
case MMC_POWER_UP:
|
|
case MMC_POWER_ON:
|
|
gpio_direction_output(S3C2410_GPJ(1), 1);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static struct s3c24xx_mci_pdata rx1950_mmc_cfg __initdata = {
|
|
.set_power = rx1950_set_mmc_power,
|
|
.ocr_avail = MMC_VDD_32_33,
|
|
};
|
|
|
|
static struct gpiod_lookup_table rx1950_mmc_gpio_table = {
|
|
.dev_id = "s3c2410-sdi",
|
|
.table = {
|
|
/* Card detect S3C2410_GPF(5) */
|
|
GPIO_LOOKUP("GPIOF", 5, "cd", GPIO_ACTIVE_LOW),
|
|
/* Write protect S3C2410_GPH(8) */
|
|
GPIO_LOOKUP("GPIOH", 8, "wp", GPIO_ACTIVE_LOW),
|
|
/* bus pins */
|
|
GPIO_LOOKUP_IDX("GPIOE", 5, "bus", 0, GPIO_ACTIVE_HIGH),
|
|
GPIO_LOOKUP_IDX("GPIOE", 6, "bus", 1, GPIO_ACTIVE_HIGH),
|
|
GPIO_LOOKUP_IDX("GPIOE", 7, "bus", 2, GPIO_ACTIVE_HIGH),
|
|
GPIO_LOOKUP_IDX("GPIOE", 8, "bus", 3, GPIO_ACTIVE_HIGH),
|
|
GPIO_LOOKUP_IDX("GPIOE", 9, "bus", 4, GPIO_ACTIVE_HIGH),
|
|
GPIO_LOOKUP_IDX("GPIOE", 10, "bus", 5, GPIO_ACTIVE_HIGH),
|
|
{ },
|
|
},
|
|
};
|
|
|
|
static struct mtd_partition rx1950_nand_part[] = {
|
|
[0] = {
|
|
.name = "Boot0",
|
|
.offset = 0,
|
|
.size = 0x4000,
|
|
.mask_flags = MTD_WRITEABLE,
|
|
},
|
|
[1] = {
|
|
.name = "Boot1",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = 0x40000,
|
|
.mask_flags = MTD_WRITEABLE,
|
|
},
|
|
[2] = {
|
|
.name = "Kernel",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = 0x300000,
|
|
.mask_flags = 0,
|
|
},
|
|
[3] = {
|
|
.name = "Filesystem",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = MTDPART_SIZ_FULL,
|
|
.mask_flags = 0,
|
|
},
|
|
};
|
|
|
|
static struct s3c2410_nand_set rx1950_nand_sets[] = {
|
|
[0] = {
|
|
.name = "Internal",
|
|
.nr_chips = 1,
|
|
.nr_partitions = ARRAY_SIZE(rx1950_nand_part),
|
|
.partitions = rx1950_nand_part,
|
|
},
|
|
};
|
|
|
|
static struct s3c2410_platform_nand rx1950_nand_info = {
|
|
.tacls = 25,
|
|
.twrph0 = 50,
|
|
.twrph1 = 15,
|
|
.nr_sets = ARRAY_SIZE(rx1950_nand_sets),
|
|
.sets = rx1950_nand_sets,
|
|
.engine_type = NAND_ECC_ENGINE_TYPE_SOFT,
|
|
};
|
|
|
|
static struct s3c2410_udc_mach_info rx1950_udc_cfg __initdata = {
|
|
};
|
|
|
|
static struct gpiod_lookup_table rx1950_udc_gpio_table = {
|
|
.dev_id = "s3c2410-usbgadget",
|
|
.table = {
|
|
GPIO_LOOKUP("GPIOG", 5, "vbus", GPIO_ACTIVE_LOW),
|
|
GPIO_LOOKUP("GPIOJ", 5, "pullup", GPIO_ACTIVE_HIGH),
|
|
{ },
|
|
},
|
|
};
|
|
|
|
static struct s3c2410_ts_mach_info rx1950_ts_cfg __initdata = {
|
|
.delay = 10000,
|
|
.presc = 49,
|
|
.oversampling_shift = 3,
|
|
};
|
|
|
|
static struct gpio_keys_button rx1950_gpio_keys_table[] = {
|
|
{
|
|
.code = KEY_POWER,
|
|
.gpio = S3C2410_GPF(0),
|
|
.active_low = 1,
|
|
.desc = "Power button",
|
|
.wakeup = 1,
|
|
},
|
|
{
|
|
.code = KEY_F5,
|
|
.gpio = S3C2410_GPF(7),
|
|
.active_low = 1,
|
|
.desc = "Record button",
|
|
},
|
|
{
|
|
.code = KEY_F1,
|
|
.gpio = S3C2410_GPG(0),
|
|
.active_low = 1,
|
|
.desc = "Calendar button",
|
|
},
|
|
{
|
|
.code = KEY_F2,
|
|
.gpio = S3C2410_GPG(2),
|
|
.active_low = 1,
|
|
.desc = "Contacts button",
|
|
},
|
|
{
|
|
.code = KEY_F3,
|
|
.gpio = S3C2410_GPG(3),
|
|
.active_low = 1,
|
|
.desc = "Mail button",
|
|
},
|
|
{
|
|
.code = KEY_F4,
|
|
.gpio = S3C2410_GPG(7),
|
|
.active_low = 1,
|
|
.desc = "WLAN button",
|
|
},
|
|
{
|
|
.code = KEY_LEFT,
|
|
.gpio = S3C2410_GPG(10),
|
|
.active_low = 1,
|
|
.desc = "Left button",
|
|
},
|
|
{
|
|
.code = KEY_RIGHT,
|
|
.gpio = S3C2410_GPG(11),
|
|
.active_low = 1,
|
|
.desc = "Right button",
|
|
},
|
|
{
|
|
.code = KEY_UP,
|
|
.gpio = S3C2410_GPG(4),
|
|
.active_low = 1,
|
|
.desc = "Up button",
|
|
},
|
|
{
|
|
.code = KEY_DOWN,
|
|
.gpio = S3C2410_GPG(6),
|
|
.active_low = 1,
|
|
.desc = "Down button",
|
|
},
|
|
{
|
|
.code = KEY_ENTER,
|
|
.gpio = S3C2410_GPG(9),
|
|
.active_low = 1,
|
|
.desc = "Ok button"
|
|
},
|
|
};
|
|
|
|
static struct gpio_keys_platform_data rx1950_gpio_keys_data = {
|
|
.buttons = rx1950_gpio_keys_table,
|
|
.nbuttons = ARRAY_SIZE(rx1950_gpio_keys_table),
|
|
};
|
|
|
|
static struct platform_device rx1950_device_gpiokeys = {
|
|
.name = "gpio-keys",
|
|
.dev.platform_data = &rx1950_gpio_keys_data,
|
|
};
|
|
|
|
static struct uda1380_platform_data uda1380_info = {
|
|
.gpio_power = S3C2410_GPJ(0),
|
|
.gpio_reset = S3C2410_GPD(0),
|
|
.dac_clk = UDA1380_DAC_CLK_SYSCLK,
|
|
};
|
|
|
|
static struct i2c_board_info rx1950_i2c_devices[] = {
|
|
{
|
|
I2C_BOARD_INFO("uda1380", 0x1a),
|
|
.platform_data = &uda1380_info,
|
|
},
|
|
};
|
|
|
|
static struct gpiod_lookup_table rx1950_audio_gpio_table = {
|
|
.dev_id = "rx1950-audio",
|
|
.table = {
|
|
GPIO_LOOKUP("GPIOG", 12, "hp-gpio", GPIO_ACTIVE_HIGH),
|
|
GPIO_LOOKUP("GPIOA", 1, "speaker-power", GPIO_ACTIVE_HIGH),
|
|
{ },
|
|
},
|
|
};
|
|
|
|
static struct platform_device rx1950_audio = {
|
|
.name = "rx1950-audio",
|
|
.id = -1,
|
|
};
|
|
|
|
static struct platform_device *rx1950_devices[] __initdata = {
|
|
&s3c2410_device_dclk,
|
|
&s3c_device_lcd,
|
|
&s3c_device_wdt,
|
|
&s3c_device_i2c0,
|
|
&s3c_device_iis,
|
|
&s3c_device_usbgadget,
|
|
&s3c_device_rtc,
|
|
&s3c_device_nand,
|
|
&s3c_device_sdi,
|
|
&s3c_device_adc,
|
|
&s3c_device_ts,
|
|
&samsung_device_pwm,
|
|
&rx1950_backlight,
|
|
&rx1950_device_gpiokeys,
|
|
&power_supply,
|
|
&rx1950_battery,
|
|
&rx1950_leds,
|
|
&rx1950_audio,
|
|
};
|
|
|
|
static void __init rx1950_map_io(void)
|
|
{
|
|
s3c24xx_init_io(rx1950_iodesc, ARRAY_SIZE(rx1950_iodesc));
|
|
s3c24xx_init_uarts(rx1950_uartcfgs, ARRAY_SIZE(rx1950_uartcfgs));
|
|
s3c24xx_set_timer_source(S3C24XX_PWM3, S3C24XX_PWM4);
|
|
|
|
/* setup PM */
|
|
|
|
#ifdef CONFIG_PM_H1940
|
|
memcpy(phys_to_virt(H1940_SUSPEND_RESUMEAT), h1940_pm_return, 8);
|
|
#endif
|
|
|
|
s3c_pm_init();
|
|
}
|
|
|
|
static void __init rx1950_init_time(void)
|
|
{
|
|
s3c2442_init_clocks(16934000);
|
|
s3c24xx_timer_init();
|
|
}
|
|
|
|
static void __init rx1950_init_machine(void)
|
|
{
|
|
int i;
|
|
|
|
s3c24xx_fb_set_platdata(&rx1950_lcd_cfg);
|
|
s3c24xx_udc_set_platdata(&rx1950_udc_cfg);
|
|
s3c24xx_ts_set_platdata(&rx1950_ts_cfg);
|
|
gpiod_add_lookup_table(&rx1950_mmc_gpio_table);
|
|
s3c24xx_mci_set_platdata(&rx1950_mmc_cfg);
|
|
s3c_i2c0_set_platdata(NULL);
|
|
s3c_nand_set_platdata(&rx1950_nand_info);
|
|
|
|
/* Turn off suspend on both USB ports, and switch the
|
|
* selectable USB port to USB device mode. */
|
|
s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
|
|
S3C2410_MISCCR_USBSUSPND0 |
|
|
S3C2410_MISCCR_USBSUSPND1, 0x0);
|
|
|
|
/* mmc power is disabled by default */
|
|
WARN_ON(gpio_request(S3C2410_GPJ(1), "MMC power"));
|
|
gpio_direction_output(S3C2410_GPJ(1), 0);
|
|
|
|
for (i = 0; i < 8; i++)
|
|
WARN_ON(gpio_request(S3C2410_GPC(i), "LCD power"));
|
|
|
|
for (i = 10; i < 16; i++)
|
|
WARN_ON(gpio_request(S3C2410_GPC(i), "LCD power"));
|
|
|
|
for (i = 2; i < 8; i++)
|
|
WARN_ON(gpio_request(S3C2410_GPD(i), "LCD power"));
|
|
|
|
for (i = 11; i < 16; i++)
|
|
WARN_ON(gpio_request(S3C2410_GPD(i), "LCD power"));
|
|
|
|
WARN_ON(gpio_request(S3C2410_GPB(1), "LCD power"));
|
|
|
|
WARN_ON(gpio_request(S3C2410_GPA(3), "Red blink"));
|
|
WARN_ON(gpio_request(S3C2410_GPA(4), "Green blink"));
|
|
WARN_ON(gpio_request(S3C2410_GPJ(6), "LED blink"));
|
|
gpio_direction_output(S3C2410_GPA(3), 0);
|
|
gpio_direction_output(S3C2410_GPA(4), 0);
|
|
gpio_direction_output(S3C2410_GPJ(6), 0);
|
|
|
|
pwm_add_table(rx1950_pwm_lookup, ARRAY_SIZE(rx1950_pwm_lookup));
|
|
gpiod_add_lookup_table(&rx1950_udc_gpio_table);
|
|
gpiod_add_lookup_table(&rx1950_audio_gpio_table);
|
|
gpiod_add_lookup_table(&rx1950_bat_gpio_table);
|
|
/* Configure the I2S pins (GPE0...GPE4) in correct mode */
|
|
s3c_gpio_cfgall_range(S3C2410_GPE(0), 5, S3C_GPIO_SFN(2),
|
|
S3C_GPIO_PULL_NONE);
|
|
platform_add_devices(rx1950_devices, ARRAY_SIZE(rx1950_devices));
|
|
|
|
i2c_register_board_info(0, rx1950_i2c_devices,
|
|
ARRAY_SIZE(rx1950_i2c_devices));
|
|
}
|
|
|
|
/* H1940 and RX3715 need to reserve this for suspend */
|
|
static void __init rx1950_reserve(void)
|
|
{
|
|
memblock_reserve(0x30003000, 0x1000);
|
|
memblock_reserve(0x30081000, 0x1000);
|
|
}
|
|
|
|
MACHINE_START(RX1950, "HP iPAQ RX1950")
|
|
/* Maintainers: Vasily Khoruzhick */
|
|
.atag_offset = 0x100,
|
|
.nr_irqs = NR_IRQS_S3C2442,
|
|
.map_io = rx1950_map_io,
|
|
.reserve = rx1950_reserve,
|
|
.init_irq = s3c2442_init_irq,
|
|
.init_machine = rx1950_init_machine,
|
|
.init_time = rx1950_init_time,
|
|
MACHINE_END
|