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Diffstat (limited to 'arch/arm/mach-pxa/colibri-pxa300.c')
-rw-r--r--arch/arm/mach-pxa/colibri-pxa300.c190
1 files changed, 190 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/colibri-pxa300.c b/arch/arm/mach-pxa/colibri-pxa300.c
new file mode 100644
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--- /dev/null
+++ b/arch/arm/mach-pxa/colibri-pxa300.c
@@ -0,0 +1,190 @@
+/*
+ * arch/arm/mach-pxa/colibri-pxa300.c
+ *
+ * Support for Toradex PXA300/310 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/pxa300.h>
+#include <mach/colibri.h>
+#include <mach/ohci.h>
+#include <mach/pxafb.h>
+
+#include "generic.h"
+#include "devices.h"
+
+#if defined(CONFIG_AX88796)
+#define COLIBRI_ETH_IRQ_GPIO mfp_to_gpio(GPIO26_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_pxa300_eth_pin_config[] __initdata = {
+ GPIO1_nCS2, /* AX88796 chip select */
+ GPIO26_GPIO | MFP_PULL_HIGH /* AX88796 IRQ */
+};
+
+static void __init colibri_pxa300_init_eth(void)
+{
+ pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_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_pxa300_init_eth(void) {}
+#endif /* CONFIG_AX88796 */
+
+#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+static mfp_cfg_t colibri_pxa300_usb_pin_config[] __initdata = {
+ GPIO0_2_USBH_PEN,
+ GPIO1_2_USBH_PWR,
+};
+
+static struct pxaohci_platform_data colibri_pxa300_ohci_info = {
+ .port_mode = PMM_GLOBAL_MODE,
+ .flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
+};
+
+void __init colibri_pxa300_init_ohci(void)
+{
+ pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_usb_pin_config));
+ pxa_set_ohci_info(&colibri_pxa300_ohci_info);
+}
+#else
+static inline void colibri_pxa300_init_ohci(void) {}
+#endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */
+
+static mfp_cfg_t colibri_pxa300_mmc_pin_config[] __initdata = {
+ GPIO7_MMC1_CLK,
+ GPIO14_MMC1_CMD,
+ GPIO3_MMC1_DAT0,
+ GPIO4_MMC1_DAT1,
+ GPIO5_MMC1_DAT2,
+ GPIO6_MMC1_DAT3,
+};
+
+#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
+static mfp_cfg_t colibri_pxa300_lcd_pin_config[] __initdata = {
+ GPIO54_LCD_LDD_0,
+ GPIO55_LCD_LDD_1,
+ GPIO56_LCD_LDD_2,
+ GPIO57_LCD_LDD_3,
+ GPIO58_LCD_LDD_4,
+ GPIO59_LCD_LDD_5,
+ GPIO60_LCD_LDD_6,
+ GPIO61_LCD_LDD_7,
+ GPIO62_LCD_LDD_8,
+ GPIO63_LCD_LDD_9,
+ GPIO64_LCD_LDD_10,
+ GPIO65_LCD_LDD_11,
+ GPIO66_LCD_LDD_12,
+ GPIO67_LCD_LDD_13,
+ GPIO68_LCD_LDD_14,
+ GPIO69_LCD_LDD_15,
+ GPIO70_LCD_LDD_16,
+ GPIO71_LCD_LDD_17,
+ GPIO62_LCD_CS_N,
+ GPIO72_LCD_FCLK,
+ GPIO73_LCD_LCLK,
+ GPIO74_LCD_PCLK,
+ GPIO75_LCD_BIAS,
+ GPIO76_LCD_VSYNC,
+};
+
+static void __init colibri_pxa300_init_lcd(void)
+{
+ pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_lcd_pin_config));
+}
+
+#else
+static inline void colibri_pxa300_init_lcd(void) {}
+#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */
+
+#if defined(SND_AC97_CODEC) || defined(SND_AC97_CODEC_MODULE)
+static mfp_cfg_t colibri_pxa310_ac97_pin_config[] __initdata = {
+ GPIO24_AC97_SYSCLK,
+ GPIO23_AC97_nACRESET,
+ GPIO25_AC97_SDATA_IN_0,
+ GPIO27_AC97_SDATA_OUT,
+ GPIO28_AC97_SYNC,
+ GPIO29_AC97_BITCLK
+};
+
+static inline void __init colibri_pxa310_init_ac97(void)
+{
+ /* no AC97 codec on Colibri PXA300 */
+ if (!cpu_is_pxa310())
+ return;
+
+ pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa310_ac97_pin_config));
+ pxa_set_ac97_info(NULL);
+}
+#else
+static inline void colibri_pxa310_init_ac97(void) {}
+#endif
+
+void __init colibri_pxa300_init(void)
+{
+ colibri_pxa300_init_eth();
+ colibri_pxa300_init_ohci();
+ colibri_pxa300_init_lcd();
+ colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO49_GPIO));
+ colibri_pxa310_init_ac97();
+ colibri_pxa3xx_init_mmc(ARRAY_AND_SIZE(colibri_pxa300_mmc_pin_config),
+ mfp_to_gpio(MFP_PIN_GPIO13));
+}
+
+MACHINE_START(COLIBRI300, "Toradex Colibri PXA300")
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .boot_params = COLIBRI_SDRAM_BASE + 0x100,
+ .init_machine = colibri_pxa300_init,
+ .map_io = pxa_map_io,
+ .init_irq = pxa3xx_init_irq,
+ .timer = &pxa_timer,
+MACHINE_END
+