Enable the second USB port on M28EVK board.
Signed-off-by: Marek Vasut <marex@xxxxxxx>
Cc: Chen Peter-B29397 <B29397@xxxxxxxxxxxxx>
Cc: Detlev Zundel <dzu@xxxxxxx>
Cc: Fabio Estevam <festevam@xxxxxxxxx>
Cc: Li Frank-B20596 <B20596@xxxxxxxxxxxxx>
Cc: Linux USB <linux-usb@xxxxxxxxxxxxxxx>
Cc: Liu JunJie-B08287 <B08287@xxxxxxxxxxxxx>
Cc: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
Cc: Shawn Guo <shawn.guo@xxxxxxxxxx>
Cc: Shi Make-B15407 <B15407@xxxxxxxxxxxxx>
Cc: Stefano Babic <sbabic@xxxxxxx>
Cc: Subodh Nijsure <snijsure@xxxxxxxxxxxx>
Cc: Wolfgang Denk <wd@xxxxxxx>
---
arch/arm/mach-mxs/Kconfig | 2 ++
arch/arm/mach-mxs/mach-m28evk.c | 21 +++++++++++++++++++++
2 files changed, 23 insertions(+)
diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig
index c57f996..05f6e84 100644
--- a/arch/arm/mach-mxs/Kconfig
+++ b/arch/arm/mach-mxs/Kconfig
@@ -81,6 +81,8 @@ config MODULE_M28
select MXS_HAVE_PLATFORM_MXS_I2C
select MXS_HAVE_PLATFORM_MXS_MMC
select MXS_HAVE_PLATFORM_MXSFB
+ select MXS_HAVE_PLATFORM_USB
+ select USB_ARCH_HAS_EHCI
select MXS_OCOTP
config MODULE_APX4
diff --git a/arch/arm/mach-mxs/mach-m28evk.c b/arch/arm/mach-mxs/mach-m28evk.c
index 06d7996..fe00921 100644
--- a/arch/arm/mach-mxs/mach-m28evk.c
+++ b/arch/arm/mach-mxs/mach-m28evk.c
@@ -39,6 +39,8 @@
#define MX28EVK_BL_ENABLE MXS_GPIO_NR(3, 18)
#define M28EVK_LCD_ENABLE MXS_GPIO_NR(3, 28)
+#define M28EVK_USB_ENABLE MXS_GPIO_NR(3, 13)
+#define M28EVK_USBOTG_ENABLE MXS_GPIO_NR(3, 12)
#define MX28EVK_MMC0_WRITE_PROTECT MXS_GPIO_NR(2, 12)
#define MX28EVK_MMC1_WRITE_PROTECT MXS_GPIO_NR(0, 28)
@@ -210,6 +212,16 @@ static const iomux_cfg_t m28evk_pads[] __initconst = {
/* Backlight */
MX28_PAD_PWM3__GPIO_3_28 | MXS_PAD_CTRL,
+
+ /* USB */
+ MX28_PAD_SSP2_SS2__USB0_OVERCURRENT,
+ MX28_PAD_SSP2_SS1__USB1_OVERCURRENT,
+ MX28_PAD_PWM2__USB0_ID |
+ MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP,
+ MX28_PAD_AUART3_TX__GPIO_3_13 |
+ MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP,
+ MX28_PAD_AUART3_RX__GPIO_3_12 |
+ MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP,
};
/* led */
@@ -317,6 +329,13 @@ static struct mxs_mmc_platform_data m28evk_mmc_pdata[] __initdata = {
},
};
+static struct imx_usb_platform_data m28_usb_data = {
+ .gpio_vbus = M28EVK_USBOTG_ENABLE,
+ .gpio_vbus_inverted = 1,
+ .gadget_mode = 0,
+ .host_mode = 1,
+};
+
static void __init m28evk_init(void)
{
mxs_iomux_setup_multiple_pads(m28evk_pads, ARRAY_SIZE(m28evk_pads));
@@ -344,6 +363,8 @@ static void __init m28evk_init(void)
mx28_add_mxs_i2c(0);
i2c_register_board_info(0, m28_stk5v3_i2c_boardinfo,
ARRAY_SIZE(m28_stk5v3_i2c_boardinfo));
+
+ mx28_add_mxs_usbh(0, &m28_usb_data);
}
static void __init m28evk_timer_init(void)
--
1.7.10
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