From: Sascha Hauer <s.hauer@pengutronix.de>
To: Alexander Shiyan <shc_work@mail.ru>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH] ARM: pcm038: Add support for USB OTG device
Date: Sun, 12 May 2013 16:48:28 +0200 [thread overview]
Message-ID: <20130512144828.GA32299@pengutronix.de> (raw)
In-Reply-To: <1367847339-28363-1-git-send-email-shc_work@mail.ru>
On Mon, May 06, 2013 at 05:35:39PM +0400, Alexander Shiyan wrote:
>
> Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
> ---
> arch/arm/boards/pcm038/pcm038.c | 17 +++++++++++++++--
> 1 file changed, 15 insertions(+), 2 deletions(-)
Applied, thanks
Sascha
>
> diff --git a/arch/arm/boards/pcm038/pcm038.c b/arch/arm/boards/pcm038/pcm038.c
> index 4b2fa6c..3aec320 100644
> --- a/arch/arm/boards/pcm038/pcm038.c
> +++ b/arch/arm/boards/pcm038/pcm038.c
> @@ -48,6 +48,7 @@
>
> #define PCM038_GPIO_FEC_RST (GPIO_PORTC + 30)
> #define PCM038_GPIO_SPI_CS0 (GPIO_PORTD + 28)
> +#define PCM038_GPIO_OTG_STP (GPIO_PORTE + 1)
>
> static struct fec_platform_data fec_info = {
> .xcv_type = PHY_INTERFACE_MODE_MII,
> @@ -186,6 +187,11 @@ static int pcm038_power_init(void)
> return 0;
> }
>
> +struct imxusb_platformdata pcm038_otg_pdata = {
> + .mode = IMX_USB_MODE_DEVICE,
> + .flags = MXC_EHCI_MODE_ULPI | MXC_EHCI_INTERFACE_DIFF_UNI,
> +};
> +
> static int pcm038_devices_init(void)
> {
> int i;
> @@ -253,7 +259,7 @@ static int pcm038_devices_init(void)
> PA29_PF_VSYNC,
> PA30_PF_CONTRAST,
> PA31_PF_OE_ACD,
> - /* OTG host */
> + /* USB OTG */
> PC7_PF_USBOTG_DATA5,
> PC8_PF_USBOTG_DATA6,
> PC9_PF_USBOTG_DATA0,
> @@ -262,7 +268,7 @@ static int pcm038_devices_init(void)
> PC12_PF_USBOTG_DATA4,
> PC13_PF_USBOTG_DATA3,
> PE0_PF_USBOTG_NXT,
> - PE1_PF_USBOTG_STP,
> + PCM038_GPIO_OTG_STP | GPIO_GPIO | GPIO_OUT,
> PE2_PF_USBOTG_DIR,
> PE24_PF_USBOTG_CLK,
> PE25_PF_USBOTG_DATA7,
> @@ -308,6 +314,13 @@ static int pcm038_devices_init(void)
> gpio_set_value(PCM038_GPIO_FEC_RST, 1);
> imx27_add_fec(&fec_info);
>
> + /* Apply delay for STP line to stop ULPI */
> + gpio_direction_output(PCM038_GPIO_OTG_STP, 1);
> + mdelay(1);
> + imx_gpio_mode(PE1_PF_USBOTG_STP);
> +
> + imx27_add_usbotg(&pcm038_otg_pdata);
> +
> switch (bootsource_get()) {
> case BOOTSOURCE_NAND:
> devfs_add_partition("nand0", 0x00000, 0x80000,
> --
> 1.8.1.5
>
>
> _______________________________________________
> barebox mailing list
> barebox@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/barebox
>
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prev parent reply other threads:[~2013-05-12 14:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-06 13:35 Alexander Shiyan
2013-05-12 14:48 ` Sascha Hauer [this message]
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