i.MX27 pcm038: Add USB support

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

2 files changed, 23 insertions, 0 deletions

diff --git a/arch/arm/mach-mx2/Kconfig b/arch/arm/mach-mx2/Kconfig
index ca1278d5c84..742fd4e6dcb 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 e055d9dd610..5a0169cff20 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