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mvebu: add xhci phy support 

Signed-off-by: Imre Kaloz <kaloz@openwrt.org>



git-svn-id: svn://svn.openwrt.org/openwrt/trunk@45629 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
Imre Kaloz 2015-05-08 12:12:20 +00:00
parent 56a530ab19
commit da82db1501
2 changed files with 94 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

47
target/linux/mvebu/patches-3.18/700-usb_xhci_plat_phy_support.patch Normal file
View File

@ -0,0 +1,47 @@
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -16,6 +16,7 @@
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
+#include <linux/usb/phy.h>
#include <linux/slab.h>
#include <linux/usb/xhci_pdriver.h>
@@ -158,12 +159,27 @@ static int xhci_plat_probe(struct platfo
if (HCC_MAX_PSA(xhci->hcc_params) >= 4)
xhci->shared_hcd->can_do_streams = 1;
+ hcd->usb_phy = devm_usb_get_phy_by_phandle(&pdev->dev, "usb-phy", 0);
+ if (IS_ERR(hcd->usb_phy)) {
+ ret = PTR_ERR(hcd->usb_phy);
+ if (ret == -EPROBE_DEFER)
+ goto put_usb3_hcd;
+ hcd->usb_phy = NULL;
+ } else {
+ ret = usb_phy_init(hcd->usb_phy);
+ if (ret)
+ goto put_usb3_hcd;
+ }
+
ret = usb_add_hcd(xhci->shared_hcd, irq, IRQF_SHARED);
if (ret)
- goto put_usb3_hcd;
+ goto disable_usb_phy;
return 0;
+disable_usb_phy:
+ usb_phy_shutdown(hcd->usb_phy);
+
put_usb3_hcd:
usb_put_hcd(xhci->shared_hcd);
@@ -187,6 +203,7 @@ static int xhci_plat_remove(struct platf
struct clk *clk = xhci->clk;
usb_remove_hcd(xhci->shared_hcd);
+ usb_phy_shutdown(hcd->usb_phy);
usb_put_hcd(xhci->shared_hcd);
usb_remove_hcd(hcd);

47
target/linux/mvebu/patches-4.0/700-usb_xhci_plat_phy_support.patch Normal file
View File

@ -0,0 +1,47 @@
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -16,6 +16,7 @@
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
+#include <linux/usb/phy.h>
#include <linux/slab.h>
#include <linux/usb/xhci_pdriver.h>
@@ -155,12 +156,27 @@ static int xhci_plat_probe(struct platfo
if (HCC_MAX_PSA(xhci->hcc_params) >= 4)
xhci->shared_hcd->can_do_streams = 1;
+ hcd->usb_phy = devm_usb_get_phy_by_phandle(&pdev->dev, "usb-phy", 0);
+ if (IS_ERR(hcd->usb_phy)) {
+ ret = PTR_ERR(hcd->usb_phy);
+ if (ret == -EPROBE_DEFER)
+ goto put_usb3_hcd;
+ hcd->usb_phy = NULL;
+ } else {
+ ret = usb_phy_init(hcd->usb_phy);
+ if (ret)
+ goto put_usb3_hcd;
+ }
+
ret = usb_add_hcd(xhci->shared_hcd, irq, IRQF_SHARED);
if (ret)
- goto put_usb3_hcd;
+ goto disable_usb_phy;
return 0;
+disable_usb_phy:
+ usb_phy_shutdown(hcd->usb_phy);
+
put_usb3_hcd:
usb_put_hcd(xhci->shared_hcd);
@@ -184,6 +200,7 @@ static int xhci_plat_remove(struct platf
struct clk *clk = xhci->clk;
usb_remove_hcd(xhci->shared_hcd);
+ usb_phy_shutdown(hcd->usb_phy);
usb_put_hcd(xhci->shared_hcd);
usb_remove_hcd(hcd);