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 <mach/hardware.h>
29 #include <asm/irq.h>
30 #include <asm/mach-types.h>
31
32 #include <mach/regs-gpio.h>
33 #include <mach/regs-lcd.h>
34 #include <mach/regs-s3c2443-clock.h>
35 #include <mach/gpio-samsung.h>
36
37 #include <linux/platform_data/leds-s3c24xx.h>
38 #include <linux/platform_data/i2c-s3c2410.h>
39
40 #include <plat/gpio-cfg.h>
41 #include <plat/devs.h>
42 #include <plat/cpu.h>
43 #include <linux/platform_data/mtd-nand-s3c2410.h>
44 #include <plat/sdhci.h>
45 #include <linux/platform_data/usb-s3c2410_udc.h>
46 #include <linux/platform_data/s3c-hsudc.h>
47 #include <plat/samsung-time.h>
48
49 #include <plat/fb.h>
50
51 #include "common.h"
52 #include "common-smdk.h"
53
54 static struct map_desc smdk2416_iodesc[] __initdata = {
55 /* ISA IO Space map (memory space selected by A24) */
56
57 {
58 .virtual = (u32)S3C24XX_VA_ISA_WORD,
59 .pfn = __phys_to_pfn(S3C2410_CS2),
60 .length = 0x10000,
61 .type = MT_DEVICE,
62 }, {
63 .virtual = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
64 .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
65 .length = SZ_4M,
66 .type = MT_DEVICE,
67 }, {
68 .virtual = (u32)S3C24XX_VA_ISA_BYTE,
69 .pfn = __phys_to_pfn(S3C2410_CS2),
70 .length = 0x10000,
71 .type = MT_DEVICE,
72 }, {
73 .virtual = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
74 .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
75 .length = SZ_4M,
76 .type = MT_DEVICE,
77 }
78 };
79
80 #define UCON (S3C2410_UCON_DEFAULT | \
81 S3C2440_UCON_PCLK | \
82 S3C2443_UCON_RXERR_IRQEN)
83
84 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
85
86 #define UFCON (S3C2410_UFCON_RXTRIG8 | \
87 S3C2410_UFCON_FIFOMODE | \
88 S3C2440_UFCON_TXTRIG16)
89
90 static struct s3c2410_uartcfg smdk2416_uartcfgs[] __initdata = {
91 [0] = {
92 .hwport = 0,
93 .flags = 0,
94 .ucon = UCON,
95 .ulcon = ULCON,
96 .ufcon = UFCON,
97 },
98 [1] = {
99 .hwport = 1,
100 .flags = 0,
101 .ucon = UCON,
102 .ulcon = ULCON,
103 .ufcon = UFCON,
104 },
105 /* IR port */
106 [2] = {
107 .hwport = 2,
108 .flags = 0,
109 .ucon = UCON,
110 .ulcon = ULCON | 0x50,
111 .ufcon = UFCON,
112 },
113 [3] = {
114 .hwport = 3,
115 .flags = 0,
116 .ucon = UCON,
117 .ulcon = ULCON,
118 .ufcon = UFCON,
119 }
120 };
121
smdk2416_hsudc_gpio_init(void)122 static void smdk2416_hsudc_gpio_init(void)
123 {
124 s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_UP);
125 s3c_gpio_setpull(S3C2410_GPF(2), S3C_GPIO_PULL_NONE);
126 s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(1));
127 s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 0);
128 }
129
smdk2416_hsudc_gpio_uninit(void)130 static void smdk2416_hsudc_gpio_uninit(void)
131 {
132 s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 1);
133 s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_NONE);
134 s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(0));
135 }
136
137 static struct s3c24xx_hsudc_platdata smdk2416_hsudc_platdata = {
138 .epnum = 9,
139 .gpio_init = smdk2416_hsudc_gpio_init,
140 .gpio_uninit = smdk2416_hsudc_gpio_uninit,
141 };
142
143 static struct s3c_fb_pd_win smdk2416_fb_win[] = {
144 [0] = {
145 .default_bpp = 16,
146 .max_bpp = 32,
147 .xres = 800,
148 .yres = 480,
149 },
150 };
151
152 static struct fb_videomode smdk2416_lcd_timing = {
153 .pixclock = 41094,
154 .left_margin = 8,
155 .right_margin = 13,
156 .upper_margin = 7,
157 .lower_margin = 5,
158 .hsync_len = 3,
159 .vsync_len = 1,
160 .xres = 800,
161 .yres = 480,
162 };
163
s3c2416_fb_gpio_setup_24bpp(void)164 static void s3c2416_fb_gpio_setup_24bpp(void)
165 {
166 unsigned int gpio;
167
168 for (gpio = S3C2410_GPC(1); gpio <= S3C2410_GPC(4); gpio++) {
169 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
170 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
171 }
172
173 for (gpio = S3C2410_GPC(8); gpio <= S3C2410_GPC(15); gpio++) {
174 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
175 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
176 }
177
178 for (gpio = S3C2410_GPD(0); gpio <= S3C2410_GPD(15); gpio++) {
179 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
180 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
181 }
182 }
183
184 static struct s3c_fb_platdata smdk2416_fb_platdata = {
185 .win[0] = &smdk2416_fb_win[0],
186 .vtiming = &smdk2416_lcd_timing,
187 .setup_gpio = s3c2416_fb_gpio_setup_24bpp,
188 .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
189 .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
190 };
191
192 static struct s3c_sdhci_platdata smdk2416_hsmmc0_pdata __initdata = {
193 .max_width = 4,
194 .cd_type = S3C_SDHCI_CD_GPIO,
195 .ext_cd_gpio = S3C2410_GPF(1),
196 .ext_cd_gpio_invert = 1,
197 };
198
199 static struct s3c_sdhci_platdata smdk2416_hsmmc1_pdata __initdata = {
200 .max_width = 4,
201 .cd_type = S3C_SDHCI_CD_NONE,
202 };
203
204 static struct platform_device *smdk2416_devices[] __initdata = {
205 &s3c_device_fb,
206 &s3c_device_wdt,
207 &s3c_device_ohci,
208 &s3c_device_i2c0,
209 &s3c_device_hsmmc0,
210 &s3c_device_hsmmc1,
211 &s3c_device_usb_hsudc,
212 &s3c2443_device_dma,
213 };
214
smdk2416_init_time(void)215 static void __init smdk2416_init_time(void)
216 {
217 s3c2416_init_clocks(12000000);
218 samsung_timer_init();
219 }
220
smdk2416_map_io(void)221 static void __init smdk2416_map_io(void)
222 {
223 s3c24xx_init_io(smdk2416_iodesc, ARRAY_SIZE(smdk2416_iodesc));
224 s3c24xx_init_uarts(smdk2416_uartcfgs, ARRAY_SIZE(smdk2416_uartcfgs));
225 samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
226 }
227
smdk2416_machine_init(void)228 static void __init smdk2416_machine_init(void)
229 {
230 s3c_i2c0_set_platdata(NULL);
231 s3c_fb_set_platdata(&smdk2416_fb_platdata);
232
233 s3c_sdhci0_set_platdata(&smdk2416_hsmmc0_pdata);
234 s3c_sdhci1_set_platdata(&smdk2416_hsmmc1_pdata);
235
236 s3c24xx_hsudc_set_platdata(&smdk2416_hsudc_platdata);
237
238 gpio_request(S3C2410_GPB(4), "USBHost Power");
239 gpio_direction_output(S3C2410_GPB(4), 1);
240
241 gpio_request(S3C2410_GPB(3), "Display Power");
242 gpio_direction_output(S3C2410_GPB(3), 1);
243
244 gpio_request(S3C2410_GPB(1), "Display Reset");
245 gpio_direction_output(S3C2410_GPB(1), 1);
246
247 platform_add_devices(smdk2416_devices, ARRAY_SIZE(smdk2416_devices));
248 smdk_machine_init();
249 }
250
251 MACHINE_START(SMDK2416, "SMDK2416")
252 /* Maintainer: Yauhen Kharuzhy <jekhor@gmail.com> */
253 .atag_offset = 0x100,
254
255 .init_irq = s3c2416_init_irq,
256 .map_io = smdk2416_map_io,
257 .init_machine = smdk2416_machine_init,
258 .init_time = smdk2416_init_time,
259 MACHINE_END
260