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| author | Felix Fietkau <nbd@nbd.name> | 2017-08-03 12:43:49 +0100 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2017-10-07 09:18:40 +0200 |
| commit | 00ea16557da754a769d6f7909a85baa3ad387f0a (patch) | |
| tree | 18956a93da82f0ef965fdc77f8fa0d02a7e98268 /target/linux/ar71xx | |
| parent | c0882035353238b061369fcff4bb1e248409e71a (diff) | |
| download | upstream-00ea16557da754a769d6f7909a85baa3ad387f0a.tar.gz upstream-00ea16557da754a769d6f7909a85baa3ad387f0a.tar.bz2 upstream-00ea16557da754a769d6f7909a85baa3ad387f0a.zip | |
ar71xx: rework chipidea usb controller patch
Handle AR9344 as well. Disable the EHCI platform device when device mode
is active, to avoid resource conflicts.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Kevin Darbyshire-Bryant <kevin@darbyshire-bryant.me.uk>
Diffstat (limited to 'target/linux/ar71xx')
| -rw-r--r-- | target/linux/ar71xx/patches-4.4/920-usb-chipidea-AR933x-platform-support.patch | 57 |
1 files changed, 44 insertions, 13 deletions
diff --git a/target/linux/ar71xx/patches-4.4/920-usb-chipidea-AR933x-platform-support.patch b/target/linux/ar71xx/patches-4.4/920-usb-chipidea-AR933x-platform-support.patch index 1a78af0779..740ffec4ac 100644 --- a/target/linux/ar71xx/patches-4.4/920-usb-chipidea-AR933x-platform-support.patch +++ b/target/linux/ar71xx/patches-4.4/920-usb-chipidea-AR933x-platform-support.patch @@ -29,7 +29,7 @@ #include <asm/mach-ath79/ath79.h> #include <asm/mach-ath79/ar71xx_regs.h> -@@ -170,6 +173,51 @@ static void __init ar913x_usb_setup(void +@@ -170,6 +173,67 @@ static void __init ar913x_usb_setup(void &ath79_ehci_pdata_v2, sizeof(ath79_ehci_pdata_v2)); } @@ -46,22 +46,29 @@ + iounmap(usb_ctrl_base); +} + -+static void __init ar933x_ci_usb_setup(void) ++static void __init ar9xxx_ci_usb_setup(void) +{ + struct ci_hdrc_platform_data ci_pdata; + enum usb_dr_mode dr_mode; -+ u32 bootstrap; ++ bool host_mode = true; + -+ bootstrap = ath79_reset_rr(AR933X_RESET_REG_BOOTSTRAP); -+ if (bootstrap & AR933X_BOOTSTRAP_USB_MODE_HOST) { ++ if (soc_is_ar933x()) ++ host_mode = ath79_reset_rr(AR933X_RESET_REG_BOOTSTRAP) & ++ AR933X_BOOTSTRAP_USB_MODE_HOST; ++ else if (soc_is_ar934x() || soc_is_qca955x()) ++ host_mode = !(ath79_reset_rr(AR934X_RESET_REG_BOOTSTRAP) & ++ AR934X_BOOTSTRAP_USB_MODE_DEVICE); ++ ++ if (host_mode) { + dr_mode = USB_DR_MODE_HOST; + } else { + dr_mode = USB_DR_MODE_PERIPHERAL; -+ ar933x_usb_setup_ctrl_config(); ++ if (soc_is_ar933x()) ++ ar933x_usb_setup_ctrl_config(); + } + + memset(&ci_pdata, 0, sizeof(ci_pdata)); -+ ci_pdata.name = "ci_hdrc_ar933x"; ++ ci_pdata.name = "ci_hdrc_ar9xxx"; + ci_pdata.capoffset = DEF_CAPOFFSET; + ci_pdata.dr_mode = dr_mode; + ci_pdata.flags = CI_HDRC_DUAL_ROLE_NOT_OTG | CI_HDRC_DP_ALWAYS_PULLUP; @@ -76,17 +83,41 @@ + AR933X_EHCI_BASE, AR933X_EHCI_SIZE, + ATH79_CPU_IRQ(3), + &ci_pdata, sizeof(ci_pdata)); ++ ++ if (!host_mode) ++ return; ++ ++ ath79_usb_register("ehci-platform", -1, ++ AR934X_EHCI_BASE, AR934X_EHCI_SIZE, ++ ATH79_CPU_IRQ(3), ++ &ath79_ehci_pdata_v2, sizeof(ath79_ehci_pdata_v2)); ++ +} + static void __init ar933x_usb_setup(void) { ath79_device_reset_set(AR933X_RESET_USBSUS_OVERRIDE); -@@ -185,6 +233,8 @@ static void __init ar933x_usb_setup(void - AR933X_EHCI_BASE, AR933X_EHCI_SIZE, - ATH79_CPU_IRQ(3), - &ath79_ehci_pdata_v2, sizeof(ath79_ehci_pdata_v2)); -+ -+ ar933x_ci_usb_setup(); +@@ -181,10 +245,7 @@ static void __init ar933x_usb_setup(void + ath79_device_reset_clear(AR933X_RESET_USB_PHY); + mdelay(10); + +- ath79_usb_register("ehci-platform", -1, +- AR933X_EHCI_BASE, AR933X_EHCI_SIZE, +- ATH79_CPU_IRQ(3), +- &ath79_ehci_pdata_v2, sizeof(ath79_ehci_pdata_v2)); ++ ar9xxx_ci_usb_setup(); } static void enable_tx_tx_idp_violation_fix(unsigned base) +@@ -230,10 +291,7 @@ static void __init ar934x_usb_setup(void + if (ath79_soc_rev >= 3) + ath79_ehci_pdata_v2.reset_notifier = ar934x_usb_reset_notifier; + +- ath79_usb_register("ehci-platform", -1, +- AR934X_EHCI_BASE, AR934X_EHCI_SIZE, +- ATH79_CPU_IRQ(3), +- &ath79_ehci_pdata_v2, sizeof(ath79_ehci_pdata_v2)); ++ ar9xxx_ci_usb_setup(); + } + + static void __init qca953x_usb_setup(void) |