[ARM] pxa: Colibri PXA320 module basics
This adds basic support for Colibri PXA320 modules.
The file colibri-320.c only contains settings specific to this module,
such as the Ethernet interface.
Cc: Matthias Meier <matthias.j.meier@gmx.net>
Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
diff --git a/arch/arm/mach-pxa/colibri-pxa320.c b/arch/arm/mach-pxa/colibri-pxa320.c
new file mode 100644
index 0000000..86cb2028
--- /dev/null
+++ b/arch/arm/mach-pxa/colibri-pxa320.c
@@ -0,0 +1,128 @@
+/*
+ * arch/arm/mach-pxa/colibri-pxa320.c
+ *
+ * Support for Toradex PXA320/310 based Colibri module
+ *
+ * Daniel Mack <daniel@caiaq.de>
+ * Matthias Meier <matthias.j.meier@gmx.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/gpio.h>
+#include <net/ax88796.h>
+
+#include <asm/mach-types.h>
+#include <asm/sizes.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/irq.h>
+
+#include <mach/pxa3xx-regs.h>
+#include <mach/mfp-pxa320.h>
+#include <mach/colibri.h>
+#include <mach/ohci.h>
+
+#include "generic.h"
+#include "devices.h"
+
+#if defined(CONFIG_AX88796)
+#define COLIBRI_ETH_IRQ_GPIO mfp_to_gpio(GPIO36_GPIO)
+
+/*
+ * Asix AX88796 Ethernet
+ */
+static struct ax_plat_data colibri_asix_platdata = {
+ .flags = AXFLG_MAC_FROMDEV,
+ .wordlength = 2
+};
+
+static struct resource colibri_asix_resource[] = {
+ [0] = {
+ .start = PXA3xx_CS2_PHYS,
+ .end = PXA3xx_CS2_PHYS + (0x20 * 2) - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = gpio_to_irq(COLIBRI_ETH_IRQ_GPIO),
+ .end = gpio_to_irq(COLIBRI_ETH_IRQ_GPIO),
+ .flags = IORESOURCE_IRQ
+ }
+};
+
+static struct platform_device asix_device = {
+ .name = "ax88796",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(colibri_asix_resource),
+ .resource = colibri_asix_resource,
+ .dev = {
+ .platform_data = &colibri_asix_platdata
+ }
+};
+
+static mfp_cfg_t colibri_pxa320_eth_pin_config[] __initdata = {
+ GPIO3_nCS2, /* AX88796 chip select */
+ GPIO36_GPIO | MFP_PULL_HIGH /* AX88796 IRQ */
+};
+
+static void __init colibri_pxa320_init_eth(void)
+{
+ pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_eth_pin_config));
+ set_irq_type(gpio_to_irq(COLIBRI_ETH_IRQ_GPIO), IRQ_TYPE_EDGE_FALLING);
+ platform_device_register(&asix_device);
+}
+#else
+static inline void __init colibri_pxa320_init_eth(void) {}
+#endif /* CONFIG_AX88796 */
+
+#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+static mfp_cfg_t colibri_pxa320_usb_pin_config[] __initdata = {
+ GPIO2_2_USBH_PEN,
+ GPIO3_2_USBH_PWR,
+};
+
+static struct pxaohci_platform_data colibri_pxa320_ohci_info = {
+ .port_mode = PMM_GLOBAL_MODE,
+ .flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
+};
+
+void __init colibri_pxa320_init_ohci(void)
+{
+ pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_usb_pin_config));
+ pxa_set_ohci_info(&colibri_pxa320_ohci_info);
+}
+#else
+static inline void colibri_pxa320_init_ohci(void) {}
+#endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */
+
+static mfp_cfg_t colibri_pxa320_mmc_pin_config[] __initdata = {
+ GPIO22_MMC1_CLK,
+ GPIO23_MMC1_CMD,
+ GPIO18_MMC1_DAT0,
+ GPIO19_MMC1_DAT1,
+ GPIO20_MMC1_DAT2,
+ GPIO21_MMC1_DAT3
+};
+
+void __init colibri_pxa320_init(void)
+{
+ colibri_pxa320_init_eth();
+ colibri_pxa320_init_ohci();
+ colibri_pxa3xx_init_mmc(ARRAY_AND_SIZE(colibri_pxa320_mmc_pin_config),
+ mfp_to_gpio(MFP_PIN_GPIO28));
+}
+
+MACHINE_START(COLIBRI320, "Toradex Colibri PXA320")
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .boot_params = COLIBRI_SDRAM_BASE + 0x100,
+ .init_machine = colibri_pxa320_init,
+ .map_io = pxa_map_io,
+ .init_irq = pxa3xx_init_irq,
+ .timer = &pxa_timer,
+MACHINE_END
+