[ARM] mmp: add support for Marvell MMP2

Marvell MMP2 (aka ARMADA610) is a SoC based on PJ4 core. It's
ARMv6 compatible.  Support basic interrupt handler and timer,
and basic support for MMP2 based FLINT platform.

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

1 files changed, 123 insertions, 0 deletions

diff --git a/arch/arm/mach-mmp/flint.c b/arch/arm/mach-mmp/flint.c
new file mode 100644
index 000000000000..4ec7709a3462
--- /dev/null
+++ b/arch/arm/mach-mmp/flint.c
@@ -0,0 +1,123 @@
+/*
+ *  linux/arch/arm/mach-mmp/flint.c
+ *
+ *  Support for the Marvell Flint Development Platform.
+ *
+ *  Copyright (C) 2009 Marvell International Ltd.
+ *
+ *  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
+ *  publishhed by the Free Software Foundation.
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/smc91x.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <mach/addr-map.h>
+#include <mach/mfp-mmp2.h>
+#include <mach/mmp2.h>
+
+#include "common.h"
+
+static unsigned long flint_pin_config[] __initdata = {
+        /* UART1 */
+        GPIO45_UART1_RXD,
+        GPIO46_UART1_TXD,
+
+        /* UART2 */
+        GPIO47_UART2_RXD,
+        GPIO48_UART2_TXD,
+
+        /* SMC */
+        GPIO151_SMC_SCLK,
+        GPIO145_SMC_nCS0,
+        GPIO146_SMC_nCS1,
+        GPIO152_SMC_BE0,
+        GPIO153_SMC_BE1,
+        GPIO154_SMC_IRQ,
+        GPIO113_SMC_RDY,
+
+        /*Ethernet*/
+        GPIO155_GPIO155,
+
+        /* DFI */
+        GPIO168_DFI_D0,
+        GPIO167_DFI_D1,
+        GPIO166_DFI_D2,
+        GPIO165_DFI_D3,
+        GPIO107_DFI_D4,
+        GPIO106_DFI_D5,
+        GPIO105_DFI_D6,
+        GPIO104_DFI_D7,
+        GPIO111_DFI_D8,
+        GPIO164_DFI_D9,
+        GPIO163_DFI_D10,
+        GPIO162_DFI_D11,
+        GPIO161_DFI_D12,
+        GPIO110_DFI_D13,
+        GPIO109_DFI_D14,
+        GPIO108_DFI_D15,
+        GPIO143_ND_nCS0,
+        GPIO144_ND_nCS1,
+        GPIO147_ND_nWE,
+        GPIO148_ND_nRE,
+        GPIO150_ND_ALE,
+        GPIO149_ND_CLE,
+        GPIO112_ND_RDY0,
+        GPIO160_ND_RDY1,
+};
+
+static struct smc91x_platdata flint_smc91x_info = {
+        .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
+};
+
+static struct resource smc91x_resources[] = {
+        [0] = {
+                .start  = SMC_CS1_PHYS_BASE + 0x300,
+                .end    = SMC_CS1_PHYS_BASE + 0xfffff,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = gpio_to_irq(155),
+                .end    = gpio_to_irq(155),
+                .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
+        }
+};
+
+static struct platform_device smc91x_device = {
+        .name           = "smc91x",
+        .id             = 0,
+        .dev            = {
+                .platform_data = &flint_smc91x_info,
+        },
+        .num_resources  = ARRAY_SIZE(smc91x_resources),
+        .resource       = smc91x_resources,
+};
+
+static void __init flint_init(void)
+{
+        mfp_config(ARRAY_AND_SIZE(flint_pin_config));
+
+        /* on-chip devices */
+        mmp2_add_uart(1);
+        mmp2_add_uart(2);
+
+        /* off-chip devices */
+        platform_device_register(&smc91x_device);
+}
+
+MACHINE_START(FLINT, "Flint Development Platform")
+        .phys_io        = APB_PHYS_BASE,
+        .boot_params    = 0x00000100,
+        .io_pg_offst    = (APB_VIRT_BASE >> 18) & 0xfffc,
+        .map_io         = pxa_map_io,
+        .init_irq       = mmp2_init_irq,
+        .timer          = &mmp2_timer,
+        .init_machine   = flint_init,
+MACHINE_END