[ARM] Kirkwood: Marvell GuruPlug support

GuruPlug Standard: 1 Gb Ethernet, 2 USB 2.0
GuruPlug Plus: 2 Gb Ethernet, 2 USB 2.0, 1 eSATA, 1 uSD slot

References:
http://www.globalscaletechnologies.com/t-guruplugdetails.aspx
http://plugcomputer.org

This patch is for GuruPlug Plus, but it supports Standard version
as well.

Signed-off-by: Siddarth Gore <gores@marvell.com>
Signed-off-by: Nicolas Pitre <nico@marvell.com>

3 files changed, 138 insertions, 0 deletions

diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig
index 17879a876be..05a85526d6d 100644
--- a/arch/arm/mach-kirkwood/Kconfig
+++ b/arch/arm/mach-kirkwood/Kconfig
@@ -38,6 +38,12 @@ config MACH_ESATA_SHEEVAPLUG
           Say 'Y' here if you want your kernel to support the
           Marvell eSATA SheevaPlug Reference Board.
 
+config MACH_GURUPLUG
+        bool "Marvell GuruPlug Reference Board"
+        help
+          Say 'Y' here if you want your kernel to support the
+          Marvell GuruPlug Reference Board.
+
 config MACH_TS219
         bool "QNAP TS-110, TS-119, TS-210, TS-219 and TS-219P Turbo NAS"
         help
diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile
index a5530e36ba3..85b3a39a620 100644
--- a/arch/arm/mach-kirkwood/Makefile
+++ b/arch/arm/mach-kirkwood/Makefile
@@ -6,6 +6,7 @@ obj-$(CONFIG_MACH_RD88F6281)		+= rd88f6281-setup.o
 obj-$(CONFIG_MACH_MV88F6281GTW_GE)      += mv88f6281gtw_ge-setup.o
 obj-$(CONFIG_MACH_SHEEVAPLUG)           += sheevaplug-setup.o
 obj-$(CONFIG_MACH_ESATA_SHEEVAPLUG)     += sheevaplug-setup.o
+obj-$(CONFIG_MACH_GURUPLUG)             += guruplug-setup.o
 obj-$(CONFIG_MACH_TS219)                += ts219-setup.o tsx1x-common.o
 obj-$(CONFIG_MACH_TS41X)                += ts41x-setup.o tsx1x-common.o
 obj-$(CONFIG_MACH_OPENRD)               += openrd-setup.o
diff --git a/arch/arm/mach-kirkwood/guruplug-setup.c b/arch/arm/mach-kirkwood/guruplug-setup.c
new file mode 100644
index 00000000000..54d07c89d4f
--- /dev/null
+++ b/arch/arm/mach-kirkwood/guruplug-setup.c
@@ -0,0 +1,131 @@
+/*
+ * arch/arm/mach-kirkwood/guruplug-setup.c
+ *
+ * Marvell GuruPlug Reference Board Setup
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/partitions.h>
+#include <linux/ata_platform.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/gpio.h>
+#include <linux/leds.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <mach/kirkwood.h>
+#include <plat/mvsdio.h>
+#include "common.h"
+#include "mpp.h"
+
+static struct mtd_partition guruplug_nand_parts[] = {
+        {
+                .name = "u-boot",
+                .offset = 0,
+                .size = SZ_1M
+        }, {
+                .name = "uImage",
+                .offset = MTDPART_OFS_NXTBLK,
+                .size = SZ_4M
+        }, {
+                .name = "root",
+                .offset = MTDPART_OFS_NXTBLK,
+                .size = MTDPART_SIZ_FULL
+        },
+};
+
+static struct mv643xx_eth_platform_data guruplug_ge00_data = {
+        .phy_addr       = MV643XX_ETH_PHY_ADDR(0),
+};
+
+static struct mv643xx_eth_platform_data guruplug_ge01_data = {
+        .phy_addr       = MV643XX_ETH_PHY_ADDR(1),
+};
+
+static struct mv_sata_platform_data guruplug_sata_data = {
+        .n_ports        = 1,
+};
+
+static struct mvsdio_platform_data guruplug_mvsdio_data = {
+        /* unfortunately the CD signal has not been connected */
+};
+
+static struct gpio_led guruplug_led_pins[] = {
+        {
+                .name                   = "guruplug:red:health",
+                .gpio                   = 46,
+                .active_low             = 1,
+        },
+        {
+                .name                   = "guruplug:green:health",
+                .gpio                   = 47,
+                .active_low             = 1,
+        },
+        {
+                .name                   = "guruplug:red:wmode",
+                .gpio                   = 48,
+                .active_low             = 1,
+        },
+        {
+                .name                   = "guruplug:green:wmode",
+                .gpio                   = 49,
+                .active_low             = 1,
+        },
+};
+
+static struct gpio_led_platform_data guruplug_led_data = {
+        .leds           = guruplug_led_pins,
+        .num_leds       = ARRAY_SIZE(guruplug_led_pins),
+};
+
+static struct platform_device guruplug_leds = {
+        .name   = "leds-gpio",
+        .id     = -1,
+        .dev    = {
+                .platform_data  = &guruplug_led_data,
+        }
+};
+
+static unsigned int guruplug_mpp_config[] __initdata = {
+        MPP46_GPIO,     /* M_RLED */
+        MPP47_GPIO,     /* M_GLED */
+        MPP48_GPIO,     /* B_RLED */
+        MPP49_GPIO,     /* B_GLED */
+        0
+};
+
+static void __init guruplug_init(void)
+{
+        /*
+         * Basic setup. Needs to be called early.
+         */
+        kirkwood_init();
+        kirkwood_mpp_conf(guruplug_mpp_config);
+
+        kirkwood_uart0_init();
+        kirkwood_nand_init(ARRAY_AND_SIZE(guruplug_nand_parts), 25);
+
+        kirkwood_ehci_init();
+        kirkwood_ge00_init(&guruplug_ge00_data);
+        kirkwood_ge01_init(&guruplug_ge01_data);
+        kirkwood_sata_init(&guruplug_sata_data);
+        kirkwood_sdio_init(&guruplug_mvsdio_data);
+
+        platform_device_register(&guruplug_leds);
+}
+
+MACHINE_START(GURUPLUG, "Marvell GuruPlug Reference Board")
+        /* Maintainer: Siddarth Gore <gores@marvell.com> */
+        .phys_io        = KIRKWOOD_REGS_PHYS_BASE,
+        .io_pg_offst    = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
+        .boot_params    = 0x00000100,
+        .init_machine   = guruplug_init,
+        .map_io         = kirkwood_map_io,
+        .init_irq       = kirkwood_init_irq,
+        .timer          = &kirkwood_timer,
+MACHINE_END