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authorSascha Hauer <s.hauer@pengutronix.de>2010-02-03 17:13:41 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2010-02-04 17:29:35 +0100
commit773f206b2f3745bde8ee17ec0f884c19db3917a5 (patch)
treeb8436ba31a3b2fa0bb9f09f538e8a8a98adef314
parenti.MX27 pca100: Add USB support (diff)
downloadlinux-773f206b2f3745bde8ee17ec0f884c19db3917a5.tar.xz
linux-773f206b2f3745bde8ee17ec0f884c19db3917a5.zip
i.MX27 pcm038: Add USB support
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
-rw-r--r--arch/arm/mach-mx2/Kconfig1
-rw-r--r--arch/arm/mach-mx2/mach-pcm038.c22
2 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/mach-mx2/Kconfig b/arch/arm/mach-mx2/Kconfig
index ca1278d5c845..742fd4e6dcb9 100644
--- a/arch/arm/mach-mx2/Kconfig
+++ b/arch/arm/mach-mx2/Kconfig
@@ -37,6 +37,7 @@ config MACH_MX27ADS
config MACH_PCM038
bool "Phytec phyCORE-i.MX27 CPU module (pcm038)"
depends on MACH_MX27
+ select MXC_ULPI if USB_ULPI
help
Include support for phyCORE-i.MX27 (aka pcm038) platform. This
includes specific configurations for the module and its peripherals.
diff --git a/arch/arm/mach-mx2/mach-pcm038.c b/arch/arm/mach-mx2/mach-pcm038.c
index e055d9dd6101..5a0169cff20f 100644
--- a/arch/arm/mach-mx2/mach-pcm038.c
+++ b/arch/arm/mach-mx2/mach-pcm038.c
@@ -40,6 +40,8 @@
#include <mach/imx-uart.h>
#include <mach/mxc_nand.h>
#include <mach/spi.h>
+#include <mach/mxc_ehci.h>
+#include <mach/ulpi.h>
#include "devices.h"
@@ -96,6 +98,19 @@ static int pcm038_pins[] = {
PC17_PF_SSI4_RXD,
PC18_PF_SSI4_TXD,
PC19_PF_SSI4_CLK,
+ /* USB host */
+ PA0_PF_USBH2_CLK,
+ PA1_PF_USBH2_DIR,
+ PA2_PF_USBH2_DATA7,
+ PA3_PF_USBH2_NXT,
+ PA4_PF_USBH2_STP,
+ PD19_AF_USBH2_DATA4,
+ PD20_AF_USBH2_DATA3,
+ PD21_AF_USBH2_DATA6,
+ PD22_AF_USBH2_DATA0,
+ PD23_AF_USBH2_DATA2,
+ PD24_AF_USBH2_DATA1,
+ PD26_AF_USBH2_DATA5,
};
/*
@@ -277,6 +292,11 @@ static struct spi_board_info pcm038_spi_board_info[] __initdata = {
}
};
+static struct mxc_usbh_platform_data usbh2_pdata = {
+ .portsc = MXC_EHCI_MODE_ULPI,
+ .flags = MXC_EHCI_POWER_PINS_ENABLED | MXC_EHCI_INTERFACE_DIFF_UNI,
+};
+
static void __init pcm038_init(void)
{
mxc_gpio_setup_multiple_pins(pcm038_pins, ARRAY_SIZE(pcm038_pins),
@@ -309,6 +329,8 @@ static void __init pcm038_init(void)
spi_register_board_info(pcm038_spi_board_info,
ARRAY_SIZE(pcm038_spi_board_info));
+ mxc_register_device(&mxc_usbh2, &usbh2_pdata);
+
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
#ifdef CONFIG_MACH_PCM970_BASEBOARD