| Message ID | 1334657751-27678-8-git-send-email-marex@denx.de |
|---|---|
| State | New |
| Headers | show |
Hello. On 04/17/2012 02:15 PM, Marek Vasut wrote: > Enable the second USB port on M28EVK board. > Signed-off-by: Marek Vasut<marex@denx.de> > Cc: Chen Peter-B29397<B29397@freescale.com> > Cc: Detlev Zundel<dzu@denx.de> > Cc: Fabio Estevam<festevam@gmail.com> > Cc: Li Frank-B20596<B20596@freescale.com> > Cc: Lin Tony-B19295<B19295@freescale.com> > Cc: Linux USB<linux-usb@vger.kernel.org> > Cc: Sascha Hauer<s.hauer@pengutronix.de> > Cc: Shawn Guo<shawn.guo@freescale.com> > Cc: Shawn Guo<shawn.guo@linaro.org> > Cc: Stefano Babic<sbabic@denx.de> > Cc: Subodh Nijsure<snijsure@grid-net.com> > Cc: Tony Lin<tony.lin@freescale.com> > Cc: Wolfgang Denk<wd@denx.de> [...] > @@ -377,6 +382,11 @@ static void __init m28evk_init(void) > mx28_add_ts(&touch_pdata); > > mx28_add_gpmi_nand(&m28evk_gpmi_nand_data); > + > + gpio_request(MXS_GPIO_NR(3, 13), "USB"); gpio_request() can fail and you don't handle it. > + gpio_direction_output(MXS_GPIO_NR(3, 13), 0); You can use gpio_request_one() instead of the above 2 calls. WBR, Sergei
diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig index 9dbf29f..5b5566c 100644 --- a/arch/arm/mach-mxs/Kconfig +++ b/arch/arm/mach-mxs/Kconfig @@ -83,6 +83,8 @@ config MODULE_M28 select MXS_HAVE_PLATFORM_MXS_LRADC 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 f32fadb..a1850bc 100644 --- a/arch/arm/mach-mxs/mach-m28evk.c +++ b/arch/arm/mach-mxs/mach-m28evk.c @@ -212,6 +212,11 @@ static const iomux_cfg_t m28evk_pads[] __initconst = { /* Backlight */ MX28_PAD_PWM3__GPIO_3_28 | MXS_PAD_CTRL, + + /* USB */ + MX28_PAD_SSP2_SS1__USB1_OVERCURRENT, + MX28_PAD_AUART3_TX__GPIO_3_13 | + MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP, }; /* led */ @@ -377,6 +382,11 @@ static void __init m28evk_init(void) mx28_add_ts(&touch_pdata); mx28_add_gpmi_nand(&m28evk_gpmi_nand_data); + + gpio_request(MXS_GPIO_NR(3, 13), "USB"); + gpio_direction_output(MXS_GPIO_NR(3, 13), 0); + + mx28_add_mxs_usbh(1); } static void __init m28evk_timer_init(void)
Enable the second USB port on M28EVK board. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Chen Peter-B29397 <B29397@freescale.com> Cc: Detlev Zundel <dzu@denx.de> Cc: Fabio Estevam <festevam@gmail.com> Cc: Li Frank-B20596 <B20596@freescale.com> Cc: Lin Tony-B19295 <B19295@freescale.com> Cc: Linux USB <linux-usb@vger.kernel.org> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Shawn Guo <shawn.guo@freescale.com> Cc: Shawn Guo <shawn.guo@linaro.org> Cc: Stefano Babic <sbabic@denx.de> Cc: Subodh Nijsure <snijsure@grid-net.com> Cc: Tony Lin <tony.lin@freescale.com> Cc: Wolfgang Denk <wd@denx.de> --- arch/arm/mach-mxs/Kconfig | 2 ++ arch/arm/mach-mxs/mach-m28evk.c | 10 ++++++++++ 2 files changed, 12 insertions(+)