diff options
Diffstat (limited to 'package/boot/uboot-layerscape/patches/0023-drivers-usb-fsl-add-USB-ULPI-init-code.patch')
| -rw-r--r-- | package/boot/uboot-layerscape/patches/0023-drivers-usb-fsl-add-USB-ULPI-init-code.patch | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/package/boot/uboot-layerscape/patches/0023-drivers-usb-fsl-add-USB-ULPI-init-code.patch b/package/boot/uboot-layerscape/patches/0023-drivers-usb-fsl-add-USB-ULPI-init-code.patch new file mode 100644 index 0000000000..61b445de3d --- /dev/null +++ b/package/boot/uboot-layerscape/patches/0023-drivers-usb-fsl-add-USB-ULPI-init-code.patch @@ -0,0 +1,65 @@ +From 271adb5c0546b080fb350a41520c600a16739f1a Mon Sep 17 00:00:00 2001 +From: Rajesh Bhagat <rajesh.bhagat@nxp.com> +Date: Fri, 6 May 2016 09:05:29 +0530 +Subject: [PATCH 23/93] drivers: usb: fsl: add USB ULPI init code + +This adds the required code to set up a ULPI USB port, for +new NXP USB PHY used in QorIQ platforms. + +To use this both CONFIG_USB_ULPI and CONFIG_USB_ULPI_VIEWPORT +have to be set in the board configuration file. + +Signed-off-by: Rajesh Bhagat <rajesh.bhagat@nxp.com> +--- + drivers/usb/host/ehci-fsl.c | 21 +++++++++++++++++++++ + 1 file changed, 21 insertions(+) + +diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c +index 97b7f14..3f06345 100644 +--- a/drivers/usb/host/ehci-fsl.c ++++ b/drivers/usb/host/ehci-fsl.c +@@ -16,6 +16,9 @@ + #include <hwconfig.h> + #include <fsl_usb.h> + #include <fdt_support.h> ++#ifdef CONFIG_USB_ULPI ++#include <usb/ulpi.h> ++#endif + + #include "ehci.h" + +@@ -50,6 +53,10 @@ int ehci_hcd_init(int index, enum usb_init_type init, + const char *phy_type = NULL; + size_t len; + char current_usb_controller[5]; ++#ifdef CONFIG_USB_ULPI ++ int ret; ++ struct ulpi_viewport ulpi_vp; ++#endif + #ifdef CONFIG_SYS_FSL_USB_INTERNAL_UTMI_PHY + char usb_phy[5]; + +@@ -126,6 +133,20 @@ int ehci_hcd_init(int index, enum usb_init_type init, + udelay(1000); /* delay required for PHY Clk to appear */ + if (!usb_phy_clk_valid(ehci)) + return -EINVAL; ++ ++#ifdef CONFIG_USB_ULPI ++ ulpi_vp.viewport_addr = (u32)&ehci->ulpi_viewpoint; ++ ulpi_vp.port_num = 0; ++ ++ ret = ulpi_init(&ulpi_vp); ++ if (ret) { ++ puts("NXP ULPI viewport init failed\n"); ++ return -1; ++ } ++ ++ ulpi_set_vbus(&ulpi_vp, 1, 1); ++ ulpi_set_vbus_indicator(&ulpi_vp, 1, 1, 1); ++#endif + out_le32(&(*hcor)->or_portsc[0], PORT_PTS_ULPI); + } + +-- +1.7.9.5 + |