1 files changed, 385 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c24xx/mach-vr1000.c b/arch/arm/mach-s3c24xx/mach-vr1000.c
new file mode 100644
index 000000000000..87608d45dac4
--- /dev/null
+++ b/arch/arm/mach-s3c24xx/mach-vr1000.c
@@ -0,0 +1,385 @@
+/* linux/arch/arm/mach-s3c2410/mach-vr1000.c
+ *
+ * Copyright (c) 2003-2008 Simtec Electronics
+ *   Ben Dooks <ben@simtec.co.uk>
+ *
+ * Machine support for Thorcom VR1000 board. Designed for Thorcom by
+ * Simtec Electronics, http://www.simtec.co.uk/
+ *
+ * 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/gpio.h>
+#include <linux/dm9000.h>
+#include <linux/i2c.h>
+
+#include <linux/serial.h>
+#include <linux/tty.h>
+#include <linux/serial_8250.h>
+#include <linux/serial_reg.h>
+#include <linux/io.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <mach/bast-map.h>
+#include <mach/vr1000-map.h>
+#include <mach/vr1000-irq.h>
+#include <mach/vr1000-cpld.h>
+
+#include <mach/hardware.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+
+#include <plat/regs-serial.h>
+#include <mach/regs-gpio.h>
+#include <mach/leds-gpio.h>
+
+#include <plat/clock.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+#include <plat/iic.h>
+#include <plat/audio-simtec.h>
+
+#include "simtec.h"
+#include "common.h"
+
+/* macros for virtual address mods for the io space entries */
+#define VA_C5(item) ((unsigned long)(item) + BAST_VAM_CS5)
+#define VA_C4(item) ((unsigned long)(item) + BAST_VAM_CS4)
+#define VA_C3(item) ((unsigned long)(item) + BAST_VAM_CS3)
+#define VA_C2(item) ((unsigned long)(item) + BAST_VAM_CS2)
+
+/* macros to modify the physical addresses for io space */
+
+#define PA_CS2(item) (__phys_to_pfn((item) + S3C2410_CS2))
+#define PA_CS3(item) (__phys_to_pfn((item) + S3C2410_CS3))
+#define PA_CS4(item) (__phys_to_pfn((item) + S3C2410_CS4))
+#define PA_CS5(item) (__phys_to_pfn((item) + S3C2410_CS5))
+
+static struct map_desc vr1000_iodesc[] __initdata = {
+  /* ISA IO areas */
+  {
+	  .virtual	= (u32)S3C24XX_VA_ISA_BYTE,
+	  .pfn		= PA_CS2(BAST_PA_ISAIO),
+	  .length	= SZ_16M,
+	  .type		= MT_DEVICE,
+  }, {
+	  .virtual	= (u32)S3C24XX_VA_ISA_WORD,
+	  .pfn		= PA_CS3(BAST_PA_ISAIO),
+	  .length	= SZ_16M,
+	  .type		= MT_DEVICE,
+  },
+
+  /*  CPLD control registers, and external interrupt controls */
+  {
+	  .virtual	= (u32)VR1000_VA_CTRL1,
+	  .pfn		= __phys_to_pfn(VR1000_PA_CTRL1),
+	  .length	= SZ_1M,
+	  .type		= MT_DEVICE,
+  }, {
+	  .virtual	= (u32)VR1000_VA_CTRL2,
+	  .pfn		= __phys_to_pfn(VR1000_PA_CTRL2),
+	  .length	= SZ_1M,
+	  .type		= MT_DEVICE,
+  }, {
+	  .virtual	= (u32)VR1000_VA_CTRL3,
+	  .pfn		= __phys_to_pfn(VR1000_PA_CTRL3),
+	  .length	= SZ_1M,
+	  .type		= MT_DEVICE,
+  }, {
+	  .virtual	= (u32)VR1000_VA_CTRL4,
+	  .pfn		= __phys_to_pfn(VR1000_PA_CTRL4),
+	  .length	= SZ_1M,
+	  .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 vr1000_uartcfgs[] __initdata = {
+	[0] = {
+		.hwport	     = 0,
+		.flags	     = 0,
+		.ucon	     = UCON,
+		.ulcon	     = ULCON,
+		.ufcon	     = UFCON,
+	},
+	[1] = {
+		.hwport	     = 1,
+		.flags	     = 0,
+		.ucon	     = UCON,
+		.ulcon	     = ULCON,
+		.ufcon	     = UFCON,
+	},
+	/* port 2 is not actually used */
+	[2] = {
+		.hwport	     = 2,
+		.flags	     = 0,
+		.ucon	     = UCON,
+		.ulcon	     = ULCON,
+		.ufcon	     = UFCON,
+	}
+};
+
+/* definitions for the vr1000 extra 16550 serial ports */
+
+#define VR1000_BAUDBASE (3692307)
+
+#define VR1000_SERIAL_MAPBASE(x) (VR1000_PA_SERIAL + 0x80 + ((x) << 5))
+
+static struct plat_serial8250_port serial_platform_data[] = {
+	[0] = {
+		.mapbase	= VR1000_SERIAL_MAPBASE(0),
+		.irq		= IRQ_VR1000_SERIAL + 0,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 0,
+		.uartclk	= VR1000_BAUDBASE,
+	},
+	[1] = {
+		.mapbase	= VR1000_SERIAL_MAPBASE(1),
+		.irq		= IRQ_VR1000_SERIAL + 1,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 0,
+		.uartclk	= VR1000_BAUDBASE,
+	},
+	[2] = {
+		.mapbase	= VR1000_SERIAL_MAPBASE(2),
+		.irq		= IRQ_VR1000_SERIAL + 2,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 0,
+		.uartclk	= VR1000_BAUDBASE,
+	},
+	[3] = {
+		.mapbase	= VR1000_SERIAL_MAPBASE(3),
+		.irq		= IRQ_VR1000_SERIAL + 3,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 0,
+		.uartclk	= VR1000_BAUDBASE,
+	},
+	{ },
+};
+
+static struct platform_device serial_device = {
+	.name			= "serial8250",
+	.id			= PLAT8250_DEV_PLATFORM,
+	.dev			= {
+		.platform_data	= serial_platform_data,
+	},
+};
+
+/* DM9000 ethernet devices */
+
+static struct resource vr1000_dm9k0_resource[] = {
+	[0] = {
+		.start = S3C2410_CS5 + VR1000_PA_DM9000,
+		.end   = S3C2410_CS5 + VR1000_PA_DM9000 + 3,
+		.flags = IORESOURCE_MEM
+	},
+	[1] = {
+		.start = S3C2410_CS5 + VR1000_PA_DM9000 + 0x40,
+		.end   = S3C2410_CS5 + VR1000_PA_DM9000 + 0x7f,
+		.flags = IORESOURCE_MEM
+	},
+	[2] = {
+		.start = IRQ_VR1000_DM9000A,
+		.end   = IRQ_VR1000_DM9000A,
+		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
+	}
+
+};
+
+static struct resource vr1000_dm9k1_resource[] = {
+	[0] = {
+		.start = S3C2410_CS5 + VR1000_PA_DM9000 + 0x80,
+		.end   = S3C2410_CS5 + VR1000_PA_DM9000 + 0x83,
+		.flags = IORESOURCE_MEM
+	},
+	[1] = {
+		.start = S3C2410_CS5 + VR1000_PA_DM9000 + 0xC0,
+		.end   = S3C2410_CS5 + VR1000_PA_DM9000 + 0xFF,
+		.flags = IORESOURCE_MEM
+	},
+	[2] = {
+		.start = IRQ_VR1000_DM9000N,
+		.end   = IRQ_VR1000_DM9000N,
+		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
+	}
+};
+
+/* for the moment we limit ourselves to 16bit IO until some
+ * better IO routines can be written and tested
+*/
+
+static struct dm9000_plat_data vr1000_dm9k_platdata = {
+	.flags		= DM9000_PLATF_16BITONLY,
+};
+
+static struct platform_device vr1000_dm9k0 = {
+	.name		= "dm9000",
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(vr1000_dm9k0_resource),
+	.resource	= vr1000_dm9k0_resource,
+	.dev		= {
+		.platform_data = &vr1000_dm9k_platdata,
+	}
+};
+
+static struct platform_device vr1000_dm9k1 = {
+	.name		= "dm9000",
+	.id		= 1,
+	.num_resources	= ARRAY_SIZE(vr1000_dm9k1_resource),
+	.resource	= vr1000_dm9k1_resource,
+	.dev		= {
+		.platform_data = &vr1000_dm9k_platdata,
+	}
+};
+
+/* LEDS */
+
+static struct s3c24xx_led_platdata vr1000_led1_pdata = {
+	.name		= "led1",
+	.gpio		= S3C2410_GPB(0),
+	.def_trigger	= "",
+};
+
+static struct s3c24xx_led_platdata vr1000_led2_pdata = {
+	.name		= "led2",
+	.gpio		= S3C2410_GPB(1),
+	.def_trigger	= "",
+};
+
+static struct s3c24xx_led_platdata vr1000_led3_pdata = {
+	.name		= "led3",
+	.gpio		= S3C2410_GPB(2),
+	.def_trigger	= "",
+};
+
+static struct platform_device vr1000_led1 = {
+	.name		= "s3c24xx_led",
+	.id		= 1,
+	.dev		= {
+		.platform_data	= &vr1000_led1_pdata,
+	},
+};
+
+static struct platform_device vr1000_led2 = {
+	.name		= "s3c24xx_led",
+	.id		= 2,
+	.dev		= {
+		.platform_data	= &vr1000_led2_pdata,
+	},
+};
+
+static struct platform_device vr1000_led3 = {
+	.name		= "s3c24xx_led",
+	.id		= 3,
+	.dev		= {
+		.platform_data	= &vr1000_led3_pdata,
+	},
+};
+
+/* I2C devices. */
+
+static struct i2c_board_info vr1000_i2c_devs[] __initdata = {
+	{
+		I2C_BOARD_INFO("tlv320aic23", 0x1a),
+	}, {
+		I2C_BOARD_INFO("tmp101", 0x48),
+	}, {
+		I2C_BOARD_INFO("m41st87", 0x68),
+	},
+};
+
+/* devices for this board */
+
+static struct platform_device *vr1000_devices[] __initdata = {
+	&s3c_device_ohci,
+	&s3c_device_lcd,
+	&s3c_device_wdt,
+	&s3c_device_i2c0,
+	&s3c_device_adc,
+	&serial_device,
+	&vr1000_dm9k0,
+	&vr1000_dm9k1,
+	&vr1000_led1,
+	&vr1000_led2,
+	&vr1000_led3,
+};
+
+static struct clk *vr1000_clocks[] __initdata = {
+	&s3c24xx_dclk0,
+	&s3c24xx_dclk1,
+	&s3c24xx_clkout0,
+	&s3c24xx_clkout1,
+	&s3c24xx_uclk,
+};
+
+static void vr1000_power_off(void)
+{
+	gpio_direction_output(S3C2410_GPB(9), 1);
+}
+
+static void __init vr1000_map_io(void)
+{
+	/* initialise clock sources */
+
+	s3c24xx_dclk0.parent = &clk_upll;
+	s3c24xx_dclk0.rate   = 12*1000*1000;
+
+	s3c24xx_dclk1.parent = NULL;
+	s3c24xx_dclk1.rate   = 3692307;
+
+	s3c24xx_clkout0.parent  = &s3c24xx_dclk0;
+	s3c24xx_clkout1.parent  = &s3c24xx_dclk1;
+
+	s3c24xx_uclk.parent  = &s3c24xx_clkout1;
+
+	s3c24xx_register_clocks(vr1000_clocks, ARRAY_SIZE(vr1000_clocks));
+
+	pm_power_off = vr1000_power_off;
+
+	s3c24xx_init_io(vr1000_iodesc, ARRAY_SIZE(vr1000_iodesc));
+	s3c24xx_init_clocks(0);
+	s3c24xx_init_uarts(vr1000_uartcfgs, ARRAY_SIZE(vr1000_uartcfgs));
+}
+
+static void __init vr1000_init(void)
+{
+	s3c_i2c0_set_platdata(NULL);
+	platform_add_devices(vr1000_devices, ARRAY_SIZE(vr1000_devices));
+
+	i2c_register_board_info(0, vr1000_i2c_devs,
+				ARRAY_SIZE(vr1000_i2c_devs));
+
+	nor_simtec_init();
+	simtec_audio_add(NULL, true, NULL);
+
+	WARN_ON(gpio_request(S3C2410_GPB(9), "power off"));
+}
+
+MACHINE_START(VR1000, "Thorcom-VR1000")
+	/* Maintainer: Ben Dooks <ben@simtec.co.uk> */
+	.atag_offset	= 0x100,
+	.map_io		= vr1000_map_io,
+	.init_machine	= vr1000_init,
+	.init_irq	= s3c24xx_init_irq,
+	.timer		= &s3c24xx_timer,
+	.restart	= s3c2410_restart,
+MACHINE_END