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// SPDX-License-Identifier: GPL-2.0
//
// Copyright (c) 2003-2004 Simtec Electronics
// Ben Dooks <ben@simtec.co.uk>
//
// https://www.handhelds.org/projects/rx3715.html
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/memblock.h>
#include <linux/timer.h>
#include <linux/init.h>
#include <linux/tty.h>
#include <linux/console.h>
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/serial_core.h>
#include <linux/serial_s3c.h>
#include <linux/serial.h>
#include <linux/io.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/rawnand.h>
#include <linux/mtd/nand_ecc.h>
#include <linux/mtd/partitions.h>
#include <asm/mach/arch.h>
#include <asm/mach/irq.h>
#include <asm/mach/map.h>
#include <linux/platform_data/mtd-nand-s3c2410.h>
#include <linux/platform_data/fb-s3c2410.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
#include <mach/regs-gpio.h>
#include <mach/gpio-samsung.h>
#include <plat/gpio-cfg.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/pm.h>
#include "common.h"
#include "h1940.h"
static struct map_desc rx3715_iodesc[] __initdata = {
/* dump ISA space somewhere unused */
{
.virtual = (u32)S3C24XX_VA_ISA_WORD,
.pfn = __phys_to_pfn(S3C2410_CS3),
.length = SZ_1M,
.type = MT_DEVICE,
}, {
.virtual = (u32)S3C24XX_VA_ISA_BYTE,
.pfn = __phys_to_pfn(S3C2410_CS3),
.length = SZ_1M,
.type = MT_DEVICE,
},
};
static struct s3c2410_uartcfg rx3715_uartcfgs[] = {
[0] = {
.hwport = 0,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x03,
.ufcon = 0x51,
.clk_sel = S3C2410_UCON_CLKSEL3,
},
[1] = {
.hwport = 1,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x03,
.ufcon = 0x00,
.clk_sel = S3C2410_UCON_CLKSEL3,
},
/* IR port */
[2] = {
.hwport = 2,
.uart_flags = UPF_CONS_FLOW,
.ucon = 0x3c5,
.ulcon = 0x43,
.ufcon = 0x51,
.clk_sel = S3C2410_UCON_CLKSEL3,
}
};
/* framebuffer lcd controller information */
static struct s3c2410fb_display rx3715_lcdcfg __initdata = {
.lcdcon5 = S3C2410_LCDCON5_INVVLINE |
S3C2410_LCDCON5_FRM565 |
S3C2410_LCDCON5_HWSWP,
.type = S3C2410_LCDCON1_TFT,
.width = 240,
.height = 320,
.pixclock = 260000,
.xres = 240,
.yres = 320,
.bpp = 16,
.left_margin = 36,
.right_margin = 36,
.hsync_len = 8,
.upper_margin = 6,
.lower_margin = 7,
.vsync_len = 3,
};
static struct s3c2410fb_mach_info rx3715_fb_info __initdata = {
.displays = &rx3715_lcdcfg,
.num_displays = 1,
.default_display = 0,
.lpcsel = 0xf82,
.gpccon = 0xaa955699,
.gpccon_mask = 0xffc003cc,
.gpccon_reg = S3C2410_GPCCON,
.gpcup = 0x0000ffff,
.gpcup_mask = 0xffffffff,
.gpcup_reg = S3C2410_GPCUP,
.gpdcon = 0xaa95aaa1,
.gpdcon_mask = 0xffc0fff0,
.gpdcon_reg = S3C2410_GPDCON,
.gpdup = 0x0000faff,
.gpdup_mask = 0xffffffff,
.gpdup_reg = S3C2410_GPDUP,
};
static struct mtd_partition __initdata rx3715_nand_part[] = {
[0] = {
.name = "Whole Flash",
.offset = 0,
.size = MTDPART_SIZ_FULL,
.mask_flags = MTD_WRITEABLE,
}
};
static struct s3c2410_nand_set __initdata rx3715_nand_sets[] = {
[0] = {
.name = "Internal",
.nr_chips = 1,
.nr_partitions = ARRAY_SIZE(rx3715_nand_part),
.partitions = rx3715_nand_part,
},
};
static struct s3c2410_platform_nand __initdata rx3715_nand_info = {
.tacls = 25,
.twrph0 = 50,
.twrph1 = 15,
.nr_sets = ARRAY_SIZE(rx3715_nand_sets),
.sets = rx3715_nand_sets,
.ecc_mode = NAND_ECC_SOFT,
};
static struct platform_device *rx3715_devices[] __initdata = {
&s3c_device_ohci,
&s3c_device_lcd,
&s3c_device_wdt,
&s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_nand,
};
static void __init rx3715_map_io(void)
{
s3c24xx_init_io(rx3715_iodesc, ARRAY_SIZE(rx3715_iodesc));
s3c24xx_init_uarts(rx3715_uartcfgs, ARRAY_SIZE(rx3715_uartcfgs));
samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
}
static void __init rx3715_init_time(void)
{
s3c2440_init_clocks(16934000);
samsung_timer_init();
}
/* H1940 and RX3715 need to reserve this for suspend */
static void __init rx3715_reserve(void)
{
memblock_reserve(0x30003000, 0x1000);
memblock_reserve(0x30081000, 0x1000);
}
static void __init rx3715_init_machine(void)
{
#ifdef CONFIG_PM_H1940
memcpy(phys_to_virt(H1940_SUSPEND_RESUMEAT), h1940_pm_return, 1024);
#endif
s3c_pm_init();
s3c_nand_set_platdata(&rx3715_nand_info);
s3c24xx_fb_set_platdata(&rx3715_fb_info);
/* 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(rx3715_devices, ARRAY_SIZE(rx3715_devices));
}
MACHINE_START(RX3715, "IPAQ-RX3715")
/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.atag_offset = 0x100,
.map_io = rx3715_map_io,
.reserve = rx3715_reserve,
.init_irq = s3c2440_init_irq,
.init_machine = rx3715_init_machine,
.init_time = rx3715_init_time,
MACHINE_END
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