diff options
Diffstat (limited to 'target/linux/bcm53xx/patches-3.18/184-USB-bcma-add-bcm53xx-support.patch')
| -rw-r--r-- | target/linux/bcm53xx/patches-3.18/184-USB-bcma-add-bcm53xx-support.patch | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/target/linux/bcm53xx/patches-3.18/184-USB-bcma-add-bcm53xx-support.patch b/target/linux/bcm53xx/patches-3.18/184-USB-bcma-add-bcm53xx-support.patch deleted file mode 100644 index 920efdc..0000000 --- a/target/linux/bcm53xx/patches-3.18/184-USB-bcma-add-bcm53xx-support.patch +++ /dev/null @@ -1,133 +0,0 @@ -From b65851f41c22b8c69b8fe9ca7782d19ed2155efc Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens <hauke@hauke-m.de> -Date: Thu, 11 Jun 2015 22:57:39 +0200 -Subject: [PATCH] USB: bcma: add bcm53xx support - -The Broadcom ARM SoCs with this usb core need a different -initialization and they have a different core id. This patch adds -support for these USB 2.0 core. - -Signed-off-by: Felix Fietkau <nbd@openwrt.org> -Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> ---- - drivers/usb/host/bcma-hcd.c | 81 +++++++++++++++++++++++++++++++++++++++++++-- - 1 file changed, 78 insertions(+), 3 deletions(-) - ---- a/drivers/usb/host/bcma-hcd.c -+++ b/drivers/usb/host/bcma-hcd.c -@@ -2,7 +2,8 @@ - * Broadcom specific Advanced Microcontroller Bus - * Broadcom USB-core driver (BCMA bus glue) - * -- * Copyright 2011-2012 Hauke Mehrtens <hauke@hauke-m.de> -+ * Copyright 2011-2015 Hauke Mehrtens <hauke@hauke-m.de> -+ * Copyright 2015 Felix Fietkau <nbd@openwrt.org> - * - * Based on ssb-ohci driver - * Copyright 2007 Michael Buesch <m@bues.ch> -@@ -88,7 +89,7 @@ static void bcma_hcd_4716wa(struct bcma_ - } - - /* based on arch/mips/brcm-boards/bcm947xx/pcibios.c */ --static void bcma_hcd_init_chip(struct bcma_device *dev) -+static void bcma_hcd_init_chip_mips(struct bcma_device *dev) - { - u32 tmp; - -@@ -159,6 +160,70 @@ static void bcma_hcd_init_chip(struct bc - } - } - -+static void bcma_hcd_init_chip_arm_phy(struct bcma_device *dev) -+{ -+ struct bcma_device *arm_core; -+ void __iomem *dmu; -+ -+ arm_core = bcma_find_core(dev->bus, BCMA_CORE_ARMCA9); -+ if (!arm_core) { -+ dev_err(&dev->dev, "can not find ARM Cortex A9 ihost core\n"); -+ return; -+ } -+ -+ dmu = ioremap_nocache(arm_core->addr_s[0], 0x1000); -+ if (!dmu) { -+ dev_err(&dev->dev, "can not map ARM Cortex A9 ihost core\n"); -+ return; -+ } -+ -+ /* Unlock DMU PLL settings */ -+ iowrite32(0x0000ea68, dmu + 0x180); -+ -+ /* Write USB 2.0 PLL control setting */ -+ iowrite32(0x00dd10c3, dmu + 0x164); -+ -+ /* Lock DMU PLL settings */ -+ iowrite32(0x00000000, dmu + 0x180); -+ -+ iounmap(dmu); -+} -+ -+static void bcma_hcd_init_chip_arm_hc(struct bcma_device *dev) -+{ -+ u32 val; -+ -+ /* -+ * Delay after PHY initialized to ensure HC is ready to be configured -+ */ -+ usleep_range(1000, 2000); -+ -+ /* Set packet buffer OUT threshold */ -+ val = bcma_read32(dev, 0x94); -+ val &= 0xffff; -+ val |= 0x80 << 16; -+ bcma_write32(dev, 0x94, val); -+ -+ /* Enable break memory transfer */ -+ val = bcma_read32(dev, 0x9c); -+ val |= 1; -+ bcma_write32(dev, 0x9c, val); -+} -+ -+static void bcma_hcd_init_chip_arm(struct bcma_device *dev) -+{ -+ bcma_core_enable(dev, 0); -+ -+ if (dev->bus->chipinfo.id == BCMA_CHIP_ID_BCM4707 || -+ dev->bus->chipinfo.id == BCMA_CHIP_ID_BCM53018) { -+ if (dev->bus->chipinfo.pkg == BCMA_PKG_ID_BCM4707 || -+ dev->bus->chipinfo.pkg == BCMA_PKG_ID_BCM4708) -+ bcma_hcd_init_chip_arm_phy(dev); -+ -+ bcma_hcd_init_chip_arm_hc(dev); -+ } -+} -+ - static const struct usb_ehci_pdata ehci_pdata = { - }; - -@@ -230,7 +295,16 @@ static int bcma_hcd_probe(struct bcma_de - if (!usb_dev) - return -ENOMEM; - -- bcma_hcd_init_chip(dev); -+ switch (dev->id.id) { -+ case BCMA_CORE_NS_USB20: -+ bcma_hcd_init_chip_arm(dev); -+ break; -+ case BCMA_CORE_USB20_HOST: -+ bcma_hcd_init_chip_mips(dev); -+ break; -+ default: -+ return -ENODEV; -+ } - - /* In AI chips EHCI is addrspace 0, OHCI is 1 */ - ohci_addr = dev->addr_s[0]; -@@ -299,6 +373,7 @@ static int bcma_hcd_resume(struct bcma_d - - static const struct bcma_device_id bcma_hcd_table[] = { - BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_USB20_HOST, BCMA_ANY_REV, BCMA_ANY_CLASS), -+ BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_NS_USB20, BCMA_ANY_REV, BCMA_ANY_CLASS), - BCMA_CORETABLE_END - }; - MODULE_DEVICE_TABLE(bcma, bcma_hcd_table); |