mirror of https://github.com/hak5/openwrt.git
125 lines
4.0 KiB
Diff
125 lines
4.0 KiB
Diff
--- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
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+++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
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@@ -659,6 +659,7 @@
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#define AR933X_BOOTSTRAP_MDIO_GPIO_EN BIT(18)
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#define AR933X_BOOTSTRAP_EEPBUSY BIT(4)
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+#define AR933X_BOOTSTRAP_USB_MODE_HOST BIT(3)
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#define AR933X_BOOTSTRAP_REF_CLK_40 BIT(0)
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#define AR934X_BOOTSTRAP_SW_OPTION8 BIT(23)
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@@ -688,6 +689,8 @@
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#define QCA956X_BOOTSTRAP_REF_CLK_40 BIT(2)
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+#define AR933X_USB_CONFIG_HOST_ONLY BIT(8)
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+
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#define AR934X_PCIE_WMAC_INT_WMAC_MISC BIT(0)
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#define AR934X_PCIE_WMAC_INT_WMAC_TX BIT(1)
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#define AR934X_PCIE_WMAC_INT_WMAC_RXLP BIT(2)
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--- a/arch/mips/ath79/dev-usb.c
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+++ b/arch/mips/ath79/dev-usb.c
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@@ -19,6 +19,9 @@
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#include <linux/platform_device.h>
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#include <linux/usb/ehci_pdriver.h>
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#include <linux/usb/ohci_pdriver.h>
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+#include <linux/usb/otg.h>
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+#include <linux/usb/chipidea.h>
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+#include <linux/usb/usb_phy_generic.h>
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#include <asm/mach-ath79/ath79.h>
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#include <asm/mach-ath79/ar71xx_regs.h>
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@@ -170,6 +173,44 @@ static void __init ar913x_usb_setup(void
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&ath79_ehci_pdata_v2, sizeof(ath79_ehci_pdata_v2));
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}
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+static void __init ar9xxx_ci_usb_setup(int bus_id, int irq)
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+{
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+ struct ci_hdrc_platform_data ci_pdata;
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+ bool host_mode = true;
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+
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+ if (soc_is_ar933x())
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+ host_mode = ath79_reset_rr(AR933X_RESET_REG_BOOTSTRAP) &
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+ AR933X_BOOTSTRAP_USB_MODE_HOST;
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+ else
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+ host_mode = !(ath79_reset_rr(AR934X_RESET_REG_BOOTSTRAP) &
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+ AR934X_BOOTSTRAP_USB_MODE_DEVICE);
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+
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+ if (host_mode) {
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+ ath79_usb_register("ehci-platform", bus_id,
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+ AR934X_EHCI_BASE, AR934X_EHCI_SIZE,
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+ irq, &ath79_ehci_pdata_v2,
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+ sizeof(ath79_ehci_pdata_v2));
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+
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+ return;
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+ }
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+
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+ memset(&ci_pdata, 0, sizeof(ci_pdata));
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+ ci_pdata.name = "ci_hdrc_ar9xxx";
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+ ci_pdata.capoffset = DEF_CAPOFFSET;
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+ ci_pdata.dr_mode = USB_DR_MODE_PERIPHERAL;
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+ ci_pdata.flags = CI_HDRC_DUAL_ROLE_NOT_OTG | CI_HDRC_DP_ALWAYS_PULLUP;
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+ ci_pdata.vbus_extcon.edev = ERR_PTR(-ENODEV);
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+ ci_pdata.id_extcon.edev = ERR_PTR(-ENODEV);
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+ ci_pdata.itc_setting = 1;
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+
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+ platform_device_register_simple("usb_phy_generic",
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+ PLATFORM_DEVID_AUTO, NULL, 0);
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+
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+ ath79_usb_register("ci_hdrc", -1,
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+ AR934X_EHCI_BASE, AR934X_EHCI_SIZE,
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+ irq, &ci_pdata, sizeof(ci_pdata));
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+}
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+
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static void __init ar933x_usb_setup(void)
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{
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ath79_device_reset_set(AR933X_RESET_USBSUS_OVERRIDE);
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@@ -181,10 +222,7 @@ static void __init ar933x_usb_setup(void
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ath79_device_reset_clear(AR933X_RESET_USB_PHY);
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mdelay(10);
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- ath79_usb_register("ehci-platform", -1,
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- AR933X_EHCI_BASE, AR933X_EHCI_SIZE,
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- ATH79_CPU_IRQ(3),
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- &ath79_ehci_pdata_v2, sizeof(ath79_ehci_pdata_v2));
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+ ar9xxx_ci_usb_setup(-1, ATH79_CPU_IRQ(3));
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}
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static void enable_tx_tx_idp_violation_fix(unsigned base)
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@@ -230,10 +268,7 @@ static void __init ar934x_usb_setup(void
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if (ath79_soc_rev >= 3)
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ath79_ehci_pdata_v2.reset_notifier = ar934x_usb_reset_notifier;
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- ath79_usb_register("ehci-platform", -1,
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- AR934X_EHCI_BASE, AR934X_EHCI_SIZE,
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- ATH79_CPU_IRQ(3),
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- &ath79_ehci_pdata_v2, sizeof(ath79_ehci_pdata_v2));
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+ ar9xxx_ci_usb_setup(-1, ATH79_CPU_IRQ(3));
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}
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static void __init qca953x_usb_setup(void)
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@@ -254,10 +289,7 @@ static void __init qca953x_usb_setup(voi
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ath79_device_reset_clear(QCA953X_RESET_USB_HOST);
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udelay(1000);
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- ath79_usb_register("ehci-platform", -1,
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- QCA953X_EHCI_BASE, QCA953X_EHCI_SIZE,
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- ATH79_CPU_IRQ(3),
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- &ath79_ehci_pdata_v2, sizeof(ath79_ehci_pdata_v2));
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+ ar9xxx_ci_usb_setup(-1, ATH79_CPU_IRQ(3));
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}
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static void qca955x_usb_reset_notifier(struct platform_device *pdev)
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@@ -285,10 +317,7 @@ static void __init qca955x_usb_setup(voi
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{
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ath79_ehci_pdata_v2.reset_notifier = qca955x_usb_reset_notifier;
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- ath79_usb_register("ehci-platform", 0,
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- QCA955X_EHCI0_BASE, QCA955X_EHCI_SIZE,
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- ATH79_IP3_IRQ(0),
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- &ath79_ehci_pdata_v2, sizeof(ath79_ehci_pdata_v2));
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+ ar9xxx_ci_usb_setup(0, ATH79_IP3_IRQ(0));
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ath79_usb_register("ehci-platform", 1,
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QCA955X_EHCI1_BASE, QCA955X_EHCI_SIZE,
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