xref: /OK3568_Linux_fs/kernel/arch/arm/mach-s3c/mach-ncp.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun //
3*4882a593Smuzhiyun // Copyright (C) 2008-2009 Samsung Electronics
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <linux/kernel.h>
6*4882a593Smuzhiyun #include <linux/types.h>
7*4882a593Smuzhiyun #include <linux/interrupt.h>
8*4882a593Smuzhiyun #include <linux/list.h>
9*4882a593Smuzhiyun #include <linux/timer.h>
10*4882a593Smuzhiyun #include <linux/init.h>
11*4882a593Smuzhiyun #include <linux/serial_core.h>
12*4882a593Smuzhiyun #include <linux/serial_s3c.h>
13*4882a593Smuzhiyun #include <linux/platform_device.h>
14*4882a593Smuzhiyun #include <linux/io.h>
15*4882a593Smuzhiyun #include <linux/i2c.h>
16*4882a593Smuzhiyun #include <linux/fb.h>
17*4882a593Smuzhiyun #include <linux/gpio.h>
18*4882a593Smuzhiyun #include <linux/delay.h>
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun #include <video/platform_lcd.h>
21*4882a593Smuzhiyun #include <video/samsung_fimd.h>
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun #include <asm/mach/arch.h>
24*4882a593Smuzhiyun #include <asm/mach/map.h>
25*4882a593Smuzhiyun #include <asm/mach/irq.h>
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #include <mach/irqs.h>
28*4882a593Smuzhiyun #include "map.h"
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #include <asm/irq.h>
31*4882a593Smuzhiyun #include <asm/mach-types.h>
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #include <linux/platform_data/i2c-s3c2410.h>
34*4882a593Smuzhiyun #include "fb.h"
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun #include "devs.h"
37*4882a593Smuzhiyun #include "cpu.h"
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun #include "s3c64xx.h"
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #define UCON S3C2410_UCON_DEFAULT
42*4882a593Smuzhiyun #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE
43*4882a593Smuzhiyun #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun static struct s3c2410_uartcfg ncp_uartcfgs[] __initdata = {
46*4882a593Smuzhiyun 	/* REVISIT: NCP uses only serial 1, 2 */
47*4882a593Smuzhiyun 	[0] = {
48*4882a593Smuzhiyun 		.hwport	     = 0,
49*4882a593Smuzhiyun 		.flags	     = 0,
50*4882a593Smuzhiyun 		.ucon	     = UCON,
51*4882a593Smuzhiyun 		.ulcon	     = ULCON,
52*4882a593Smuzhiyun 		.ufcon	     = UFCON,
53*4882a593Smuzhiyun 	},
54*4882a593Smuzhiyun 	[1] = {
55*4882a593Smuzhiyun 		.hwport	     = 1,
56*4882a593Smuzhiyun 		.flags	     = 0,
57*4882a593Smuzhiyun 		.ucon	     = UCON,
58*4882a593Smuzhiyun 		.ulcon	     = ULCON,
59*4882a593Smuzhiyun 		.ufcon	     = UFCON,
60*4882a593Smuzhiyun 	},
61*4882a593Smuzhiyun 	[2] = {
62*4882a593Smuzhiyun 		.hwport	     = 2,
63*4882a593Smuzhiyun 		.flags	     = 0,
64*4882a593Smuzhiyun 		.ucon	     = UCON,
65*4882a593Smuzhiyun 		.ulcon	     = ULCON,
66*4882a593Smuzhiyun 		.ufcon	     = UFCON,
67*4882a593Smuzhiyun 	},
68*4882a593Smuzhiyun };
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun static struct platform_device *ncp_devices[] __initdata = {
71*4882a593Smuzhiyun 	&s3c_device_hsmmc1,
72*4882a593Smuzhiyun 	&s3c_device_i2c0,
73*4882a593Smuzhiyun };
74*4882a593Smuzhiyun 
75*4882a593Smuzhiyun static struct map_desc ncp_iodesc[] __initdata = {};
76*4882a593Smuzhiyun 
ncp_map_io(void)77*4882a593Smuzhiyun static void __init ncp_map_io(void)
78*4882a593Smuzhiyun {
79*4882a593Smuzhiyun 	s3c64xx_init_io(ncp_iodesc, ARRAY_SIZE(ncp_iodesc));
80*4882a593Smuzhiyun 	s3c64xx_set_xtal_freq(12000000);
81*4882a593Smuzhiyun 	s3c24xx_init_uarts(ncp_uartcfgs, ARRAY_SIZE(ncp_uartcfgs));
82*4882a593Smuzhiyun 	s3c64xx_set_timer_source(S3C64XX_PWM3, S3C64XX_PWM4);
83*4882a593Smuzhiyun }
84*4882a593Smuzhiyun 
ncp_machine_init(void)85*4882a593Smuzhiyun static void __init ncp_machine_init(void)
86*4882a593Smuzhiyun {
87*4882a593Smuzhiyun 	s3c_i2c0_set_platdata(NULL);
88*4882a593Smuzhiyun 
89*4882a593Smuzhiyun 	platform_add_devices(ncp_devices, ARRAY_SIZE(ncp_devices));
90*4882a593Smuzhiyun }
91*4882a593Smuzhiyun 
92*4882a593Smuzhiyun MACHINE_START(NCP, "NCP")
93*4882a593Smuzhiyun 	/* Maintainer: Samsung Electronics */
94*4882a593Smuzhiyun 	.atag_offset	= 0x100,
95*4882a593Smuzhiyun 	.nr_irqs	= S3C64XX_NR_IRQS,
96*4882a593Smuzhiyun 	.init_irq	= s3c6410_init_irq,
97*4882a593Smuzhiyun 	.map_io		= ncp_map_io,
98*4882a593Smuzhiyun 	.init_machine	= ncp_machine_init,
99*4882a593Smuzhiyun 	.init_time	= s3c64xx_timer_init,
100*4882a593Smuzhiyun MACHINE_END
101