[ARM] pxa: add base support for PXA930 Handheld Platform (aka SAAR)

Signed-off-by: Eric Miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

3 files changed, 90 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index 7e5578509c02..e8ee7ec9ff6d 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -201,6 +201,11 @@ config MACH_TAVOREVB
         select PXA3xx
         select PXA930
 
+config MACH_SAAR
+        bool "PXA930 Handheld Platform (aka SAAR)"
+        select PXA3xx
+        select PXA930
+
 config MACH_ARMCORE
         bool "CompuLab CM-X270 modules"
         select PXA27x
diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile
index 24b20bc9dd6d..99ecbe7f8506 100644
--- a/arch/arm/mach-pxa/Makefile
+++ b/arch/arm/mach-pxa/Makefile
@@ -51,6 +51,7 @@ ifeq ($(CONFIG_MACH_ZYLONITE),y)
 endif
 obj-$(CONFIG_MACH_LITTLETON)    += littleton.o
 obj-$(CONFIG_MACH_TAVOREVB)     += tavorevb.o
+obj-$(CONFIG_MACH_SAAR)         += saar.o
 
 obj-$(CONFIG_MACH_ARMCORE)      += cm-x270.o
 obj-$(CONFIG_PXA_EZX)           += ezx.o
diff --git a/arch/arm/mach-pxa/saar.c b/arch/arm/mach-pxa/saar.c
new file mode 100644
index 000000000000..d02bc6f8bb93
--- /dev/null
+++ b/arch/arm/mach-pxa/saar.c
@@ -0,0 +1,84 @@
+/*
+ *  linux/arch/arm/mach-pxa/saar.c
+ *
+ *  Support for the Marvell PXA930 Handheld Platform (aka SAAR)
+ *
+ *  Copyright (C) 2007-2008 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/module.h>
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/clk.h>
+#include <linux/gpio.h>
+#include <linux/smc91x.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/hardware.h>
+#include <asm/arch/pxa3xx-regs.h>
+#include <asm/arch/mfp-pxa930.h>
+
+#include "devices.h"
+#include "generic.h"
+
+/* SAAR MFP configurations */
+static mfp_cfg_t saar_mfp_cfg[] __initdata = {
+        /* Ethernet */
+        DF_nCS1_nCS3,
+        GPIO97_GPIO,
+};
+
+#define SAAR_ETH_PHYS   (0x14000000)
+
+static struct resource smc91x_resources[] = {
+        [0] = {
+                .start  = (SAAR_ETH_PHYS + 0x300),
+                .end    = (SAAR_ETH_PHYS + 0xfffff),
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO97)),
+                .end    = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO97)),
+                .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
+        }
+};
+
+static struct smc91x_platdata saar_smc91x_info = {
+        .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT | SMC91X_USE_DMA,
+};
+
+static struct platform_device smc91x_device = {
+        .name           = "smc91x",
+        .id             = 0,
+        .num_resources  = ARRAY_SIZE(smc91x_resources),
+        .resource       = smc91x_resources,
+        .dev            = {
+                .platform_data = &saar_smc91x_info,
+        },
+};
+
+static void __init saar_init(void)
+{
+        /* initialize MFP configurations */
+        pxa3xx_mfp_config(ARRAY_AND_SIZE(saar_mfp_cfg));
+
+        platform_device_register(&smc91x_device);
+}
+
+MACHINE_START(SAAR, "PXA930 Handheld Platform (aka SAAR)")
+        /* Maintainer: Eric Miao <eric.miao@marvell.com> */
+        .phys_io        = 0x40000000,
+        .boot_params    = 0xa0000100,
+        .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
+        .map_io         = pxa_map_io,
+        .init_irq       = pxa3xx_init_irq,
+        .timer          = &pxa_timer,
+        .init_machine   = saar_init,
+MACHINE_END