MX1: Add ARMadeus Systems APF9328 board support

APF9328 is an i.MXL based SOM (System On Module) that can be plugged on
several docking/development boards. Here only basic module support
is added (Ethernet, Serial, NOR Flash).

Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@armadeus.com>
Signed-off-by: Eric Jarrige <eric.jarrige@armadeus.org>
Signed-off-by: Nicolas Colombain <nicolas.colombain@armadeus.com>
Signed-off-by: Julien Boibessot <julien.boibessot@armadeus.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 144 insertions, 0 deletions

diff --git a/arch/arm/mach-imx/mach-apf9328.c b/arch/arm/mach-imx/mach-apf9328.c
new file mode 100644
index 000000000000..15e45c84e371
--- /dev/null
+++ b/arch/arm/mach-imx/mach-apf9328.c
@@ -0,0 +1,144 @@
+/*
+ * linux/arch/arm/mach-imx/mach-apf9328.c
+ *
+ * Copyright (c) 2005-2011 ARMadeus systems <support@armadeus.com>
+ *
+ * This work is based on mach-scb9328.c which is:
+ * Copyright (c) 2004 Sascha Hauer <saschahauer@web.de>
+ * Copyright (c) 2006-2008 Juergen Beisert <jbeisert@netscape.net>
+ *
+ * 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/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/physmap.h>
+#include <linux/dm9000.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+
+#include <mach/common.h>
+#include <mach/hardware.h>
+#include <mach/irqs.h>
+#include <mach/iomux-mx1.h>
+
+#include "devices-imx1.h"
+
+static const int apf9328_pins[] __initconst = {
+        /* UART1 */
+        PC9_PF_UART1_CTS,
+        PC10_PF_UART1_RTS,
+        PC11_PF_UART1_TXD,
+        PC12_PF_UART1_RXD,
+        /* UART2 */
+        PB28_PF_UART2_CTS,
+        PB29_PF_UART2_RTS,
+        PB30_PF_UART2_TXD,
+        PB31_PF_UART2_RXD,
+};
+
+/*
+ * The APF9328 can have up to 32MB NOR Flash
+ */
+static struct resource flash_resource = {
+        .start  = MX1_CS0_PHYS,
+        .end    = MX1_CS0_PHYS + SZ_32M - 1,
+        .flags  = IORESOURCE_MEM,
+};
+
+static struct physmap_flash_data apf9328_flash_data = {
+        .width  = 2,
+};
+
+static struct platform_device apf9328_flash_device = {
+        .name           = "physmap-flash",
+        .id             = 0,
+        .dev = {
+                .platform_data = &apf9328_flash_data,
+        },
+        .resource = &flash_resource,
+        .num_resources = 1,
+};
+
+/*
+ * APF9328 has a DM9000 Ethernet controller
+ */
+static struct dm9000_plat_data dm9000_setup = {
+        .flags          = DM9000_PLATF_16BITONLY
+};
+
+static struct resource dm9000_resources[] = {
+        {
+                .start  = MX1_CS4_PHYS + 0x00C00000,
+                .end    = MX1_CS4_PHYS + 0x00C00001,
+                .flags  = IORESOURCE_MEM,
+        }, {
+                .start  = MX1_CS4_PHYS + 0x00C00002,
+                .end    = MX1_CS4_PHYS + 0x00C00003,
+                .flags  = IORESOURCE_MEM,
+        }, {
+                .start  = IRQ_GPIOB(14),
+                .end    = IRQ_GPIOB(14),
+                .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
+        },
+};
+
+static struct platform_device dm9000x_device = {
+        .name           = "dm9000",
+        .id             = 0,
+        .num_resources  = ARRAY_SIZE(dm9000_resources),
+        .resource       = dm9000_resources,
+        .dev            = {
+                .platform_data = &dm9000_setup,
+        }
+};
+
+/* --- SERIAL RESSOURCE --- */
+static const struct imxuart_platform_data uart0_pdata __initconst = {
+        .flags = 0,
+};
+
+static const struct imxuart_platform_data uart1_pdata __initconst = {
+        .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static struct platform_device *devices[] __initdata = {
+        &apf9328_flash_device,
+        &dm9000x_device,
+};
+
+static void __init apf9328_init(void)
+{
+        mxc_gpio_setup_multiple_pins(apf9328_pins,
+                        ARRAY_SIZE(apf9328_pins),
+                        "APF9328");
+
+        imx1_add_imx_uart0(&uart0_pdata);
+        imx1_add_imx_uart1(&uart1_pdata);
+
+        platform_add_devices(devices, ARRAY_SIZE(devices));
+}
+
+static void __init apf9328_timer_init(void)
+{
+        mx1_clocks_init(32768);
+}
+
+static struct sys_timer apf9328_timer = {
+        .init   = apf9328_timer_init,
+};
+
+MACHINE_START(APF9328, "Armadeus APF9328")
+        /* Maintainer: Gwenhael Goavec-Merou, ARMadeus Systems */
+        .map_io       = mx1_map_io,
+        .init_early   = imx1_init_early,
+        .init_irq     = mx1_init_irq,
+        .timer        = &apf9328_timer,
+        .init_machine = apf9328_init,
+MACHINE_END