1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun //
3*4882a593Smuzhiyun // Copyright (c) 2007 Simtec Electronics
4*4882a593Smuzhiyun // Ben Dooks <ben@simtec.co.uk>
5*4882a593Smuzhiyun //
6*4882a593Smuzhiyun // http://www.fluff.org/ben/smdk2443/
7*4882a593Smuzhiyun //
8*4882a593Smuzhiyun // Thanks to Samsung for the loan of an SMDK2443
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #include <linux/kernel.h>
11*4882a593Smuzhiyun #include <linux/types.h>
12*4882a593Smuzhiyun #include <linux/interrupt.h>
13*4882a593Smuzhiyun #include <linux/list.h>
14*4882a593Smuzhiyun #include <linux/timer.h>
15*4882a593Smuzhiyun #include <linux/init.h>
16*4882a593Smuzhiyun #include <linux/serial_core.h>
17*4882a593Smuzhiyun #include <linux/serial_s3c.h>
18*4882a593Smuzhiyun #include <linux/platform_device.h>
19*4882a593Smuzhiyun #include <linux/io.h>
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun #include <asm/mach/arch.h>
22*4882a593Smuzhiyun #include <asm/mach/map.h>
23*4882a593Smuzhiyun #include <asm/mach/irq.h>
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun #include <asm/irq.h>
26*4882a593Smuzhiyun #include <asm/mach-types.h>
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun #include "regs-gpio.h"
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun #include <linux/platform_data/fb-s3c2410.h>
31*4882a593Smuzhiyun #include <linux/platform_data/i2c-s3c2410.h>
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun #include "devs.h"
34*4882a593Smuzhiyun #include "cpu.h"
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun #include "s3c24xx.h"
37*4882a593Smuzhiyun #include "common-smdk-s3c24xx.h"
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun static struct map_desc smdk2443_iodesc[] __initdata = {
40*4882a593Smuzhiyun /* ISA IO Space map (memory space selected by A24) */
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun {
43*4882a593Smuzhiyun .virtual = (u32)S3C24XX_VA_ISA_WORD,
44*4882a593Smuzhiyun .pfn = __phys_to_pfn(S3C2410_CS2),
45*4882a593Smuzhiyun .length = 0x10000,
46*4882a593Smuzhiyun .type = MT_DEVICE,
47*4882a593Smuzhiyun }, {
48*4882a593Smuzhiyun .virtual = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
49*4882a593Smuzhiyun .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
50*4882a593Smuzhiyun .length = SZ_4M,
51*4882a593Smuzhiyun .type = MT_DEVICE,
52*4882a593Smuzhiyun }, {
53*4882a593Smuzhiyun .virtual = (u32)S3C24XX_VA_ISA_BYTE,
54*4882a593Smuzhiyun .pfn = __phys_to_pfn(S3C2410_CS2),
55*4882a593Smuzhiyun .length = 0x10000,
56*4882a593Smuzhiyun .type = MT_DEVICE,
57*4882a593Smuzhiyun }, {
58*4882a593Smuzhiyun .virtual = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
59*4882a593Smuzhiyun .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
60*4882a593Smuzhiyun .length = SZ_4M,
61*4882a593Smuzhiyun .type = MT_DEVICE,
62*4882a593Smuzhiyun }
63*4882a593Smuzhiyun };
64*4882a593Smuzhiyun
65*4882a593Smuzhiyun #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
66*4882a593Smuzhiyun #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
67*4882a593Smuzhiyun #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
68*4882a593Smuzhiyun
69*4882a593Smuzhiyun static struct s3c2410_uartcfg smdk2443_uartcfgs[] __initdata = {
70*4882a593Smuzhiyun [0] = {
71*4882a593Smuzhiyun .hwport = 0,
72*4882a593Smuzhiyun .flags = 0,
73*4882a593Smuzhiyun .ucon = 0x3c5,
74*4882a593Smuzhiyun .ulcon = 0x03,
75*4882a593Smuzhiyun .ufcon = 0x51,
76*4882a593Smuzhiyun },
77*4882a593Smuzhiyun [1] = {
78*4882a593Smuzhiyun .hwport = 1,
79*4882a593Smuzhiyun .flags = 0,
80*4882a593Smuzhiyun .ucon = 0x3c5,
81*4882a593Smuzhiyun .ulcon = 0x03,
82*4882a593Smuzhiyun .ufcon = 0x51,
83*4882a593Smuzhiyun },
84*4882a593Smuzhiyun /* IR port */
85*4882a593Smuzhiyun [2] = {
86*4882a593Smuzhiyun .hwport = 2,
87*4882a593Smuzhiyun .flags = 0,
88*4882a593Smuzhiyun .ucon = 0x3c5,
89*4882a593Smuzhiyun .ulcon = 0x43,
90*4882a593Smuzhiyun .ufcon = 0x51,
91*4882a593Smuzhiyun },
92*4882a593Smuzhiyun [3] = {
93*4882a593Smuzhiyun .hwport = 3,
94*4882a593Smuzhiyun .flags = 0,
95*4882a593Smuzhiyun .ucon = 0x3c5,
96*4882a593Smuzhiyun .ulcon = 0x03,
97*4882a593Smuzhiyun .ufcon = 0x51,
98*4882a593Smuzhiyun }
99*4882a593Smuzhiyun };
100*4882a593Smuzhiyun
101*4882a593Smuzhiyun static struct platform_device *smdk2443_devices[] __initdata = {
102*4882a593Smuzhiyun &s3c_device_wdt,
103*4882a593Smuzhiyun &s3c_device_i2c0,
104*4882a593Smuzhiyun &s3c_device_hsmmc1,
105*4882a593Smuzhiyun &s3c2443_device_dma,
106*4882a593Smuzhiyun };
107*4882a593Smuzhiyun
smdk2443_map_io(void)108*4882a593Smuzhiyun static void __init smdk2443_map_io(void)
109*4882a593Smuzhiyun {
110*4882a593Smuzhiyun s3c24xx_init_io(smdk2443_iodesc, ARRAY_SIZE(smdk2443_iodesc));
111*4882a593Smuzhiyun s3c24xx_init_uarts(smdk2443_uartcfgs, ARRAY_SIZE(smdk2443_uartcfgs));
112*4882a593Smuzhiyun s3c24xx_set_timer_source(S3C24XX_PWM3, S3C24XX_PWM4);
113*4882a593Smuzhiyun }
114*4882a593Smuzhiyun
smdk2443_init_time(void)115*4882a593Smuzhiyun static void __init smdk2443_init_time(void)
116*4882a593Smuzhiyun {
117*4882a593Smuzhiyun s3c2443_init_clocks(12000000);
118*4882a593Smuzhiyun s3c24xx_timer_init();
119*4882a593Smuzhiyun }
120*4882a593Smuzhiyun
smdk2443_machine_init(void)121*4882a593Smuzhiyun static void __init smdk2443_machine_init(void)
122*4882a593Smuzhiyun {
123*4882a593Smuzhiyun s3c_i2c0_set_platdata(NULL);
124*4882a593Smuzhiyun platform_add_devices(smdk2443_devices, ARRAY_SIZE(smdk2443_devices));
125*4882a593Smuzhiyun smdk_machine_init();
126*4882a593Smuzhiyun }
127*4882a593Smuzhiyun
128*4882a593Smuzhiyun MACHINE_START(SMDK2443, "SMDK2443")
129*4882a593Smuzhiyun /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
130*4882a593Smuzhiyun .atag_offset = 0x100,
131*4882a593Smuzhiyun
132*4882a593Smuzhiyun .init_irq = s3c2443_init_irq,
133*4882a593Smuzhiyun .map_io = smdk2443_map_io,
134*4882a593Smuzhiyun .init_machine = smdk2443_machine_init,
135*4882a593Smuzhiyun .init_time = smdk2443_init_time,
136*4882a593Smuzhiyun MACHINE_END
137