Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / arm / mach-s3c24xx / mach-smdk2440.c

diff --git a/kernel/arch/arm/mach-s3c24xx/mach-smdk2440.c b/kernel/arch/arm/mach-s3c24xx/mach-smdk2440.c
new file mode 100644 (file)
index 0000000..9bb96bf
--- /dev/null
+++ b/kernel/arch/arm/mach-s3c24xx/mach-smdk2440.c
@@ -0,0 +1,188 @@
+/* linux/arch/arm/mach-s3c2440/mach-smdk2440.c
+ *
+ * Copyright (c) 2004-2005 Simtec Electronics
+ *     Ben Dooks <ben@simtec.co.uk>
+ *
+ * http://www.fluff.org/ben/smdk2440/
+ *
+ * Thanks to Dimity Andric and TomTom for the loan of an SMDK2440.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+*/
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/timer.h>
+#include <linux/init.h>
+#include <linux/serial_core.h>
+#include <linux/serial_s3c.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <mach/hardware.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+
+#include <mach/regs-gpio.h>
+#include <mach/regs-lcd.h>
+
+#include <mach/fb.h>
+#include <linux/platform_data/i2c-s3c2410.h>
+
+#include <plat/devs.h>
+#include <plat/cpu.h>
+#include <plat/samsung-time.h>
+
+#include "common.h"
+#include "common-smdk.h"
+
+static struct map_desc smdk2440_iodesc[] __initdata = {
+       /* ISA IO Space map (memory space selected by A24) */
+
+       {
+               .virtual        = (u32)S3C24XX_VA_ISA_WORD,
+               .pfn            = __phys_to_pfn(S3C2410_CS2),
+               .length         = 0x10000,
+               .type           = MT_DEVICE,
+       }, {
+               .virtual        = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
+               .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
+               .length         = SZ_4M,
+               .type           = MT_DEVICE,
+       }, {
+               .virtual        = (u32)S3C24XX_VA_ISA_BYTE,
+               .pfn            = __phys_to_pfn(S3C2410_CS2),
+               .length         = 0x10000,
+               .type           = MT_DEVICE,
+       }, {
+               .virtual        = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
+               .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
+               .length         = SZ_4M,
+               .type           = MT_DEVICE,
+       }
+};
+
+#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
+#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
+#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
+
+static struct s3c2410_uartcfg smdk2440_uartcfgs[] __initdata = {
+       [0] = {
+               .hwport      = 0,
+               .flags       = 0,
+               .ucon        = 0x3c5,
+               .ulcon       = 0x03,
+               .ufcon       = 0x51,
+       },
+       [1] = {
+               .hwport      = 1,
+               .flags       = 0,
+               .ucon        = 0x3c5,
+               .ulcon       = 0x03,
+               .ufcon       = 0x51,
+       },
+       /* IR port */
+       [2] = {
+               .hwport      = 2,
+               .flags       = 0,
+               .ucon        = 0x3c5,
+               .ulcon       = 0x43,
+               .ufcon       = 0x51,
+       }
+};
+
+/* LCD driver info */
+
+static struct s3c2410fb_display smdk2440_lcd_cfg __initdata = {
+
+       .lcdcon5        = S3C2410_LCDCON5_FRM565 |
+                         S3C2410_LCDCON5_INVVLINE |
+                         S3C2410_LCDCON5_INVVFRAME |
+                         S3C2410_LCDCON5_PWREN |
+                         S3C2410_LCDCON5_HWSWP,
+
+       .type           = S3C2410_LCDCON1_TFT,
+
+       .width          = 240,
+       .height         = 320,
+
+       .pixclock       = 166667, /* HCLK 60 MHz, divisor 10 */
+       .xres           = 240,
+       .yres           = 320,
+       .bpp            = 16,
+       .left_margin    = 20,
+       .right_margin   = 8,
+       .hsync_len      = 4,
+       .upper_margin   = 8,
+       .lower_margin   = 7,
+       .vsync_len      = 4,
+};
+
+static struct s3c2410fb_mach_info smdk2440_fb_info __initdata = {
+       .displays       = &smdk2440_lcd_cfg,
+       .num_displays   = 1,
+       .default_display = 0,
+
+#if 0
+       /* currently setup by downloader */
+       .gpccon         = 0xaa940659,
+       .gpccon_mask    = 0xffffffff,
+       .gpcup          = 0x0000ffff,
+       .gpcup_mask     = 0xffffffff,
+       .gpdcon         = 0xaa84aaa0,
+       .gpdcon_mask    = 0xffffffff,
+       .gpdup          = 0x0000faff,
+       .gpdup_mask     = 0xffffffff,
+#endif
+
+       .lpcsel         = ((0xCE6) & ~7) | 1<<4,
+};
+
+static struct platform_device *smdk2440_devices[] __initdata = {
+       &s3c_device_ohci,
+       &s3c_device_lcd,
+       &s3c_device_wdt,
+       &s3c_device_i2c0,
+       &s3c_device_iis,
+};
+
+static void __init smdk2440_map_io(void)
+{
+       s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc));
+       s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs));
+       samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
+}
+
+static void __init smdk2440_init_time(void)
+{
+       s3c2440_init_clocks(16934400);
+       samsung_timer_init();
+}
+
+static void __init smdk2440_machine_init(void)
+{
+       s3c24xx_fb_set_platdata(&smdk2440_fb_info);
+       s3c_i2c0_set_platdata(NULL);
+
+       platform_add_devices(smdk2440_devices, ARRAY_SIZE(smdk2440_devices));
+       smdk_machine_init();
+}
+
+MACHINE_START(S3C2440, "SMDK2440")
+       /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
+       .atag_offset    = 0x100,
+
+       .init_irq       = s3c2440_init_irq,
+       .map_io         = smdk2440_map_io,
+       .init_machine   = smdk2440_machine_init,
+       .init_time      = smdk2440_init_time,
+MACHINE_END