ARM: S3C64XX: add support for mach-mini6410

Add support for mini6410 board from FriendlyARM

Signed-off-by: Darius Augulis <augulis.darius@gmail.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

3 files changed, 165 insertions, 0 deletions

diff --git a/arch/arm/mach-s3c64xx/Kconfig b/arch/arm/mach-s3c64xx/Kconfig
index c05ae12a9f9e..bbeb4cae4650 100644
--- a/arch/arm/mach-s3c64xx/Kconfig
+++ b/arch/arm/mach-s3c64xx/Kconfig
@@ -98,6 +98,16 @@ config MACH_ANW6410
         help
           Machine support for the A&W6410
 
+config MACH_MINI6410
+        bool "MINI6410"
+        select CPU_S3C6410
+        select S3C_DEV_HSMMC
+        select S3C_DEV_HSMMC1
+        select S3C64XX_SETUP_SDHCI
+        select S3C_DEV_USB_HOST
+        help
+          Machine support for the FriendlyARM MINI6410
+
 config MACH_REAL6410
         bool "REAL6410"
         select CPU_S3C6410
diff --git a/arch/arm/mach-s3c64xx/Makefile b/arch/arm/mach-s3c64xx/Makefile
index 90221a2e0c55..4657363f0674 100644
--- a/arch/arm/mach-s3c64xx/Makefile
+++ b/arch/arm/mach-s3c64xx/Makefile
@@ -53,6 +53,7 @@ obj-$(CONFIG_MACH_ANW6410)	+= mach-anw6410.o
 obj-$(CONFIG_MACH_SMDK6400)     += mach-smdk6400.o
 obj-$(CONFIG_MACH_SMDK6410)     += mach-smdk6410.o
 obj-$(CONFIG_MACH_REAL6410)     += mach-real6410.o
+obj-$(CONFIG_MACH_MINI6410)     += mach-mini6410.o
 obj-$(CONFIG_MACH_NCP)          += mach-ncp.o
 obj-$(CONFIG_MACH_HMT)          += mach-hmt.o
 obj-$(CONFIG_MACH_SMARTQ)       += mach-smartq.o
diff --git a/arch/arm/mach-s3c64xx/mach-mini6410.c b/arch/arm/mach-s3c64xx/mach-mini6410.c
new file mode 100644
index 000000000000..397012564528
--- /dev/null
+++ b/arch/arm/mach-s3c64xx/mach-mini6410.c
@@ -0,0 +1,154 @@
+/* linux/arch/arm/mach-s3c64xx/mach-mini6410.c
+ *
+ * Copyright 2010 Darius Augulis <augulis.darius@gmail.com>
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.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/init.h>
+#include <linux/interrupt.h>
+#include <linux/gpio.h>
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/dm9000.h>
+#include <linux/serial_core.h>
+#include <linux/types.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <mach/map.h>
+#include <mach/regs-gpio.h>
+#include <mach/regs-srom.h>
+#include <mach/s3c6410.h>
+
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/regs-serial.h>
+
+#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 mini6410_uartcfgs[] __initdata = {
+        [0] = {
+                .hwport = 0,
+                .flags  = 0,
+                .ucon   = UCON,
+                .ulcon  = ULCON,
+                .ufcon  = UFCON,
+        },
+        [1] = {
+                .hwport = 1,
+                .flags  = 0,
+                .ucon   = UCON,
+                .ulcon  = ULCON,
+                .ufcon  = UFCON,
+        },
+        [2] = {
+                .hwport = 2,
+                .flags  = 0,
+                .ucon   = UCON,
+                .ulcon  = ULCON,
+                .ufcon  = UFCON,
+        },
+        [3] = {
+                .hwport = 3,
+                .flags  = 0,
+                .ucon   = UCON,
+                .ulcon  = ULCON,
+                .ufcon  = UFCON,
+        },
+};
+
+/* DM9000AEP 10/100 ethernet controller */
+
+static struct resource mini6410_dm9k_resource[] = {
+        [0] = {
+                .start  = S3C64XX_PA_XM0CSN1,
+                .end    = S3C64XX_PA_XM0CSN1 + 1,
+                .flags  = IORESOURCE_MEM
+        },
+        [1] = {
+                .start  = S3C64XX_PA_XM0CSN1 + 4,
+                .end    = S3C64XX_PA_XM0CSN1 + 5,
+                .flags  = IORESOURCE_MEM
+        },
+        [2] = {
+                .start  = S3C_EINT(7),
+                .end    = S3C_EINT(7),
+                .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL
+        }
+};
+
+static struct dm9000_plat_data mini6410_dm9k_pdata = {
+        .flags          = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM),
+};
+
+static struct platform_device mini6410_device_eth = {
+        .name           = "dm9000",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(mini6410_dm9k_resource),
+        .resource       = mini6410_dm9k_resource,
+        .dev            = {
+                .platform_data  = &mini6410_dm9k_pdata,
+        },
+};
+
+static struct platform_device *mini6410_devices[] __initdata = {
+        &mini6410_device_eth,
+        &s3c_device_hsmmc0,
+        &s3c_device_hsmmc1,
+        &s3c_device_ohci,
+};
+
+static void __init mini6410_map_io(void)
+{
+        s3c64xx_init_io(NULL, 0);
+        s3c24xx_init_clocks(12000000);
+        s3c24xx_init_uarts(mini6410_uartcfgs, ARRAY_SIZE(mini6410_uartcfgs));
+}
+
+static void __init mini6410_machine_init(void)
+{
+        u32 cs1;
+
+        /* configure nCS1 width to 16 bits */
+
+        cs1 = __raw_readl(S3C64XX_SROM_BW) &
+                ~(S3C64XX_SROM_BW__CS_MASK << S3C64XX_SROM_BW__NCS1__SHIFT);
+        cs1 |= ((1 << S3C64XX_SROM_BW__DATAWIDTH__SHIFT) |
+                (1 << S3C64XX_SROM_BW__WAITENABLE__SHIFT) |
+                (1 << S3C64XX_SROM_BW__BYTEENABLE__SHIFT)) <<
+                        S3C64XX_SROM_BW__NCS1__SHIFT;
+        __raw_writel(cs1, S3C64XX_SROM_BW);
+
+        /* set timing for nCS1 suitable for ethernet chip */
+
+        __raw_writel((0 << S3C64XX_SROM_BCX__PMC__SHIFT) |
+                (6 << S3C64XX_SROM_BCX__TACP__SHIFT) |
+                (4 << S3C64XX_SROM_BCX__TCAH__SHIFT) |
+                (1 << S3C64XX_SROM_BCX__TCOH__SHIFT) |
+                (13 << S3C64XX_SROM_BCX__TACC__SHIFT) |
+                (4 << S3C64XX_SROM_BCX__TCOS__SHIFT) |
+                (0 << S3C64XX_SROM_BCX__TACS__SHIFT), S3C64XX_SROM_BC1);
+
+        platform_add_devices(mini6410_devices, ARRAY_SIZE(mini6410_devices));
+}
+
+MACHINE_START(MINI6410, "MINI6410")
+        /* Maintainer: Darius Augulis <augulis.darius@gmail.com> */
+        .boot_params    = S3C64XX_PA_SDRAM + 0x100,
+        .init_irq       = s3c6410_init_irq,
+        .map_io         = mini6410_map_io,
+        .init_machine   = mini6410_machine_init,
+        .timer          = &s3c24xx_timer,
+MACHINE_END