diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-4.4/102-MIPS-BCM63XX-move-code-touching-the-USB-private-regi.patch')
| -rw-r--r-- | target/linux/brcm63xx/patches-4.4/102-MIPS-BCM63XX-move-code-touching-the-USB-private-regi.patch | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-4.4/102-MIPS-BCM63XX-move-code-touching-the-USB-private-regi.patch b/target/linux/brcm63xx/patches-4.4/102-MIPS-BCM63XX-move-code-touching-the-USB-private-regi.patch new file mode 100644 index 0000000..c9f8b69 --- /dev/null +++ b/target/linux/brcm63xx/patches-4.4/102-MIPS-BCM63XX-move-code-touching-the-USB-private-regi.patch @@ -0,0 +1,151 @@ +From ac9b0b574d54be28b300bf99ffe092a2c589484f Mon Sep 17 00:00:00 2001 +From: Florian Fainelli <florian@openwrt.org> +Date: Mon, 28 Jan 2013 20:06:21 +0100 +Subject: [PATCH 03/11] MIPS: BCM63XX: move code touching the USB private + register + +This patch moves the code touching the USB private register in the +bcm63xx USB gadget driver to arch/mips/bcm63xx/usb-common.c in +preparation for adding support for OHCI and EHCI host controllers which +will also touch the USB private register. + +Signed-off-by: Florian Fainelli <florian@openwrt.org> +--- + arch/mips/bcm63xx/Makefile | 2 +- + arch/mips/bcm63xx/usb-common.c | 53 ++++++++++++++++++++ + .../include/asm/mach-bcm63xx/bcm63xx_usb_priv.h | 9 ++++ + drivers/usb/gadget/bcm63xx_udc.c | 27 ++-------- + 4 files changed, 67 insertions(+), 24 deletions(-) + create mode 100644 arch/mips/bcm63xx/usb-common.c + create mode 100644 arch/mips/include/asm/mach-bcm63xx/bcm63xx_usb_priv.h + +--- a/arch/mips/bcm63xx/Makefile ++++ b/arch/mips/bcm63xx/Makefile +@@ -1,7 +1,7 @@ + obj-y += clk.o cpu.o cs.o gpio.o irq.o nvram.o prom.o reset.o \ + setup.o timer.o dev-dsp.o dev-enet.o dev-flash.o \ + dev-pcmcia.o dev-rng.o dev-spi.o dev-hsspi.o dev-uart.o \ +- dev-wdt.o dev-usb-usbd.o ++ dev-wdt.o dev-usb-usbd.o usb-common.o + obj-$(CONFIG_EARLY_PRINTK) += early_printk.o + + obj-y += boards/ +--- /dev/null ++++ b/arch/mips/bcm63xx/usb-common.c +@@ -0,0 +1,53 @@ ++/* ++ * Broadcom BCM63xx common USB device configuration code ++ * ++ * This file is subject to the terms and conditions of the GNU General Public ++ * License. See the file "COPYING" in the main directory of this archive ++ * for more details. ++ * ++ * Copyright (C) 2012 Kevin Cernekee <cernekee@gmail.com> ++ * Copyright (C) 2012 Broadcom Corporation ++ * ++ */ ++#include <linux/export.h> ++ ++#include <bcm63xx_cpu.h> ++#include <bcm63xx_regs.h> ++#include <bcm63xx_io.h> ++#include <bcm63xx_usb_priv.h> ++ ++void bcm63xx_usb_priv_select_phy_mode(u32 portmask, bool is_device) ++{ ++ u32 val; ++ ++ val = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_UTMI_CTL_6368_REG); ++ if (is_device) { ++ val |= (portmask << USBH_PRIV_UTMI_CTL_HOSTB_SHIFT); ++ val |= (portmask << USBH_PRIV_UTMI_CTL_NODRIV_SHIFT); ++ } else { ++ val &= ~(portmask << USBH_PRIV_UTMI_CTL_HOSTB_SHIFT); ++ val &= ~(portmask << USBH_PRIV_UTMI_CTL_NODRIV_SHIFT); ++ } ++ bcm_rset_writel(RSET_USBH_PRIV, val, USBH_PRIV_UTMI_CTL_6368_REG); ++ ++ val = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SWAP_6368_REG); ++ if (is_device) ++ val |= USBH_PRIV_SWAP_USBD_MASK; ++ else ++ val &= ~USBH_PRIV_SWAP_USBD_MASK; ++ bcm_rset_writel(RSET_USBH_PRIV, val, USBH_PRIV_SWAP_6368_REG); ++} ++EXPORT_SYMBOL(bcm63xx_usb_priv_select_phy_mode); ++ ++void bcm63xx_usb_priv_select_pullup(u32 portmask, bool is_on) ++{ ++ u32 val; ++ ++ val = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_UTMI_CTL_6368_REG); ++ if (is_on) ++ val &= ~(portmask << USBH_PRIV_UTMI_CTL_NODRIV_SHIFT); ++ else ++ val |= (portmask << USBH_PRIV_UTMI_CTL_NODRIV_SHIFT); ++ bcm_rset_writel(RSET_USBH_PRIV, val, USBH_PRIV_UTMI_CTL_6368_REG); ++} ++EXPORT_SYMBOL(bcm63xx_usb_priv_select_pullup); +--- /dev/null ++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_usb_priv.h +@@ -0,0 +1,9 @@ ++#ifndef BCM63XX_USB_PRIV_H_ ++#define BCM63XX_USB_PRIV_H_ ++ ++#include <linux/types.h> ++ ++void bcm63xx_usb_priv_select_phy_mode(u32 portmask, bool is_device); ++void bcm63xx_usb_priv_select_pullup(u32 portmask, bool is_on); ++ ++#endif /* BCM63XX_USB_PRIV_H_ */ +--- a/drivers/usb/gadget/udc/bcm63xx_udc.c ++++ b/drivers/usb/gadget/udc/bcm63xx_udc.c +@@ -40,6 +40,7 @@ + #include <bcm63xx_dev_usb_usbd.h> + #include <bcm63xx_io.h> + #include <bcm63xx_regs.h> ++#include <bcm63xx_usb_priv.h> + + #define DRV_MODULE_NAME "bcm63xx_udc" + +@@ -888,22 +889,7 @@ static void bcm63xx_select_phy_mode(stru + bcm_gpio_writel(val, GPIO_PINMUX_OTHR_REG); + } + +- val = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_UTMI_CTL_6368_REG); +- if (is_device) { +- val |= (portmask << USBH_PRIV_UTMI_CTL_HOSTB_SHIFT); +- val |= (portmask << USBH_PRIV_UTMI_CTL_NODRIV_SHIFT); +- } else { +- val &= ~(portmask << USBH_PRIV_UTMI_CTL_HOSTB_SHIFT); +- val &= ~(portmask << USBH_PRIV_UTMI_CTL_NODRIV_SHIFT); +- } +- bcm_rset_writel(RSET_USBH_PRIV, val, USBH_PRIV_UTMI_CTL_6368_REG); +- +- val = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SWAP_6368_REG); +- if (is_device) +- val |= USBH_PRIV_SWAP_USBD_MASK; +- else +- val &= ~USBH_PRIV_SWAP_USBD_MASK; +- bcm_rset_writel(RSET_USBH_PRIV, val, USBH_PRIV_SWAP_6368_REG); ++ bcm63xx_usb_priv_select_phy_mode(portmask, is_device); + } + + /** +@@ -917,14 +903,9 @@ static void bcm63xx_select_phy_mode(stru + */ + static void bcm63xx_select_pullup(struct bcm63xx_udc *udc, bool is_on) + { +- u32 val, portmask = BIT(udc->pd->port_no); ++ u32 portmask = BIT(udc->pd->port_no); + +- val = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_UTMI_CTL_6368_REG); +- if (is_on) +- val &= ~(portmask << USBH_PRIV_UTMI_CTL_NODRIV_SHIFT); +- else +- val |= (portmask << USBH_PRIV_UTMI_CTL_NODRIV_SHIFT); +- bcm_rset_writel(RSET_USBH_PRIV, val, USBH_PRIV_UTMI_CTL_6368_REG); ++ bcm63xx_usb_priv_select_pullup(portmask, is_on); + } + + /** |