1// SPDX-License-Identifier: GPL-2.0
  2//
  3// Copyright (c) 2009 Yauhen Kharuzhy <jekhor@gmail.com>,
  4//	as part of OpenInkpot project
  5// Copyright (c) 2009 Promwad Innovation Company
  6//	Yauhen Kharuzhy <yauhen.kharuzhy@promwad.com>
  7
  8#include <linux/kernel.h>
  9#include <linux/types.h>
 10#include <linux/interrupt.h>
 11#include <linux/list.h>
 12#include <linux/timer.h>
 13#include <linux/init.h>
 14#include <linux/serial_core.h>
 15#include <linux/serial_s3c.h>
 16#include <linux/platform_device.h>
 17#include <linux/io.h>
 18#include <linux/mtd/partitions.h>
 19#include <linux/gpio.h>
 20#include <linux/fb.h>
 21#include <linux/delay.h>
 22
 23#include <asm/mach/arch.h>
 24#include <asm/mach/map.h>
 25#include <asm/mach/irq.h>
 26
 27#include <video/samsung_fimd.h>
 28#include <asm/irq.h>
 29#include <asm/mach-types.h>
 30
 31#include "hardware-s3c24xx.h"
 32#include "regs-gpio.h"
 33#include "regs-s3c2443-clock.h"
 34#include "gpio-samsung.h"
 35
 36#include <linux/platform_data/leds-s3c24xx.h>
 37#include <linux/platform_data/i2c-s3c2410.h>
 38
 39#include "gpio-cfg.h"
 40#include "devs.h"
 41#include "cpu.h"
 42#include <linux/platform_data/mtd-nand-s3c2410.h>
 43#include "sdhci.h"
 44#include <linux/platform_data/usb-s3c2410_udc.h>
 45#include <linux/platform_data/s3c-hsudc.h>
 46
 47#include "fb.h"
 48
 49#include "s3c24xx.h"
 50#include "common-smdk-s3c24xx.h"
 51
 52static struct map_desc smdk2416_iodesc[] __initdata = {
 53	/* ISA IO Space map (memory space selected by A24) */
 54
 55	{
 56		.virtual	= (u32)S3C24XX_VA_ISA_BYTE,
 57		.pfn		= __phys_to_pfn(S3C2410_CS2),
 58		.length		= 0x10000,
 59		.type		= MT_DEVICE,
 60	}, {
 61		.virtual	= (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
 62		.pfn		= __phys_to_pfn(S3C2410_CS2 + (1<<24)),
 63		.length		= SZ_4M,
 64		.type		= MT_DEVICE,
 65	}
 66};
 67
 68#define UCON (S3C2410_UCON_DEFAULT	| \
 69		S3C2440_UCON_PCLK	| \
 70		S3C2443_UCON_RXERR_IRQEN)
 71
 72#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
 73
 74#define UFCON (S3C2410_UFCON_RXTRIG8	| \
 75		S3C2410_UFCON_FIFOMODE	| \
 76		S3C2440_UFCON_TXTRIG16)
 77
 78static struct s3c2410_uartcfg smdk2416_uartcfgs[] __initdata = {
 79	[0] = {
 80		.hwport	     = 0,
 81		.flags	     = 0,
 82		.ucon	     = UCON,
 83		.ulcon	     = ULCON,
 84		.ufcon	     = UFCON,
 85	},
 86	[1] = {
 87		.hwport	     = 1,
 88		.flags	     = 0,
 89		.ucon	     = UCON,
 90		.ulcon	     = ULCON,
 91		.ufcon	     = UFCON,
 92	},
 93	/* IR port */
 94	[2] = {
 95		.hwport	     = 2,
 96		.flags	     = 0,
 97		.ucon	     = UCON,
 98		.ulcon	     = ULCON | 0x50,
 99		.ufcon	     = UFCON,
100	},
101	[3] = {
102		.hwport	     = 3,
103		.flags	     = 0,
104		.ucon	     = UCON,
105		.ulcon	     = ULCON,
106		.ufcon	     = UFCON,
107	}
108};
109
110static void smdk2416_hsudc_gpio_init(void)
111{
112	s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_UP);
113	s3c_gpio_setpull(S3C2410_GPF(2), S3C_GPIO_PULL_NONE);
114	s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(1));
115	s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 0);
116}
117
118static void smdk2416_hsudc_gpio_uninit(void)
119{
120	s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 1);
121	s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_NONE);
122	s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(0));
123}
124
125static struct s3c24xx_hsudc_platdata smdk2416_hsudc_platdata = {
126	.epnum = 9,
127	.gpio_init = smdk2416_hsudc_gpio_init,
128	.gpio_uninit = smdk2416_hsudc_gpio_uninit,
129};
130
131static struct s3c_fb_pd_win smdk2416_fb_win[] = {
132	[0] = {
133		.default_bpp	= 16,
134		.max_bpp	= 32,
135		.xres           = 800,
136		.yres           = 480,
137	},
138};
139
140static struct fb_videomode smdk2416_lcd_timing = {
141	.pixclock	= 41094,
142	.left_margin	= 8,
143	.right_margin	= 13,
144	.upper_margin	= 7,
145	.lower_margin	= 5,
146	.hsync_len	= 3,
147	.vsync_len	= 1,
148	.xres           = 800,
149	.yres           = 480,
150};
151
152static void s3c2416_fb_gpio_setup_24bpp(void)
153{
154	unsigned int gpio;
155
156	for (gpio = S3C2410_GPC(1); gpio <= S3C2410_GPC(4); gpio++) {
157		s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
158		s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
159	}
160
161	for (gpio = S3C2410_GPC(8); gpio <= S3C2410_GPC(15); gpio++) {
162		s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
163		s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
164	}
165
166	for (gpio = S3C2410_GPD(0); gpio <= S3C2410_GPD(15); gpio++) {
167		s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
168		s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
169	}
170}
171
172static struct s3c_fb_platdata smdk2416_fb_platdata = {
173	.win[0]		= &smdk2416_fb_win[0],
174	.vtiming	= &smdk2416_lcd_timing,
175	.setup_gpio	= s3c2416_fb_gpio_setup_24bpp,
176	.vidcon0	= VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
177	.vidcon1	= VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
178};
179
180static struct s3c_sdhci_platdata smdk2416_hsmmc0_pdata __initdata = {
181	.max_width		= 4,
182	.cd_type		= S3C_SDHCI_CD_GPIO,
183	.ext_cd_gpio		= S3C2410_GPF(1),
184	.ext_cd_gpio_invert	= 1,
185};
186
187static struct s3c_sdhci_platdata smdk2416_hsmmc1_pdata __initdata = {
188	.max_width		= 4,
189	.cd_type		= S3C_SDHCI_CD_NONE,
190};
191
192static struct platform_device *smdk2416_devices[] __initdata = {
193	&s3c_device_fb,
194	&s3c_device_wdt,
195	&s3c_device_ohci,
196	&s3c_device_i2c0,
197	&s3c_device_hsmmc0,
198	&s3c_device_hsmmc1,
199	&s3c_device_usb_hsudc,
200	&s3c2443_device_dma,
201};
202
203static void __init smdk2416_init_time(void)
204{
205	s3c2416_init_clocks(12000000);
206	s3c24xx_timer_init();
207}
208
209static void __init smdk2416_map_io(void)
210{
211	s3c24xx_init_io(smdk2416_iodesc, ARRAY_SIZE(smdk2416_iodesc));
212	s3c24xx_init_uarts(smdk2416_uartcfgs, ARRAY_SIZE(smdk2416_uartcfgs));
213	s3c24xx_set_timer_source(S3C24XX_PWM3, S3C24XX_PWM4);
214}
215
216static void __init smdk2416_machine_init(void)
217{
218	s3c_i2c0_set_platdata(NULL);
219	s3c_fb_set_platdata(&smdk2416_fb_platdata);
220
221	s3c_sdhci0_set_platdata(&smdk2416_hsmmc0_pdata);
222	s3c_sdhci1_set_platdata(&smdk2416_hsmmc1_pdata);
223
224	s3c24xx_hsudc_set_platdata(&smdk2416_hsudc_platdata);
225
226	gpio_request(S3C2410_GPB(4), "USBHost Power");
227	gpio_direction_output(S3C2410_GPB(4), 1);
228
229	gpio_request(S3C2410_GPB(3), "Display Power");
230	gpio_direction_output(S3C2410_GPB(3), 1);
231
232	gpio_request(S3C2410_GPB(1), "Display Reset");
233	gpio_direction_output(S3C2410_GPB(1), 1);
234
235	platform_add_devices(smdk2416_devices, ARRAY_SIZE(smdk2416_devices));
236	smdk_machine_init();
237}
238
239MACHINE_START(SMDK2416, "SMDK2416")
240	/* Maintainer: Yauhen Kharuzhy <jekhor@gmail.com> */
241	.atag_offset	= 0x100,
242	.nr_irqs	= NR_IRQS_S3C2416,
243
244	.init_irq	= s3c2416_init_irq,
245	.map_io		= smdk2416_map_io,
246	.init_machine	= smdk2416_machine_init,
247	.init_time	= smdk2416_init_time,
248MACHINE_END