arch/arm/mach-s3c/mach-ncp.c

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