diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-3.18/108-MIPS-BCM63XX-add-support-for-the-on-chip-EHCI-contro.patch')
| -rw-r--r-- | target/linux/brcm63xx/patches-3.18/108-MIPS-BCM63XX-add-support-for-the-on-chip-EHCI-contro.patch | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/target/linux/brcm63xx/patches-3.18/108-MIPS-BCM63XX-add-support-for-the-on-chip-EHCI-contro.patch b/target/linux/brcm63xx/patches-3.18/108-MIPS-BCM63XX-add-support-for-the-on-chip-EHCI-contro.patch deleted file mode 100644 index 8b1f8d22b8..0000000000 --- a/target/linux/brcm63xx/patches-3.18/108-MIPS-BCM63XX-add-support-for-the-on-chip-EHCI-contro.patch +++ /dev/null @@ -1,137 +0,0 @@ -From e38f13bd6408769c0b565bb1079024f496eee121 Mon Sep 17 00:00:00 2001 -From: Florian Fainelli <florian@openwrt.org> -Date: Mon, 28 Jan 2013 20:06:27 +0100 -Subject: [PATCH 09/11] MIPS: BCM63XX: add support for the on-chip EHCI - controller - -Broadcom BCM63XX SoCs include an on-chip EHCI controller which can be -driven by the generic ehci-platform driver by using specific power -on/off/suspend callbacks to manage clocks and hardware specific -configuration. - -Signed-off-by: Maxime Bizon <mbizon@freebox.fr> -Signed-off-by: Florian Fainelli <florian@openwrt.org> ---- - arch/mips/bcm63xx/Makefile | 2 +- - arch/mips/bcm63xx/dev-usb-ehci.c | 92 ++++++++++++++++++++ - .../asm/mach-bcm63xx/bcm63xx_dev_usb_ehci.h | 6 ++ - 3 files changed, 99 insertions(+), 1 deletion(-) - create mode 100644 arch/mips/bcm63xx/dev-usb-ehci.c - create mode 100644 arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_ehci.h - ---- a/arch/mips/bcm63xx/Makefile -+++ b/arch/mips/bcm63xx/Makefile -@@ -1,7 +1,8 @@ - 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-ohci.o dev-usb-usbd.o usb-common.o -+ dev-wdt.o dev-usb-ehci.o dev-usb-ohci.o dev-usb-usbd.o \ -+ usb-common.o - obj-$(CONFIG_EARLY_PRINTK) += early_printk.o - - obj-y += boards/ ---- /dev/null -+++ b/arch/mips/bcm63xx/dev-usb-ehci.c -@@ -0,0 +1,92 @@ -+/* -+ * 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) 2008 Maxime Bizon <mbizon@freebox.fr> -+ * Copyright (C) 2013 Florian Fainelli <florian@openwrt.org> -+ */ -+ -+#include <linux/init.h> -+#include <linux/kernel.h> -+#include <linux/platform_device.h> -+#include <linux/clk.h> -+#include <linux/delay.h> -+#include <linux/usb/ehci_pdriver.h> -+#include <linux/dma-mapping.h> -+ -+#include <bcm63xx_cpu.h> -+#include <bcm63xx_regs.h> -+#include <bcm63xx_io.h> -+#include <bcm63xx_usb_priv.h> -+#include <bcm63xx_dev_usb_ehci.h> -+ -+static struct resource ehci_resources[] = { -+ { -+ .start = -1, /* filled at runtime */ -+ .end = -1, /* filled at runtime */ -+ .flags = IORESOURCE_MEM, -+ }, -+ { -+ .start = -1, /* filled at runtime */ -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+static u64 ehci_dmamask = DMA_BIT_MASK(32); -+ -+static struct clk *usb_host_clock; -+ -+static int bcm63xx_ehci_power_on(struct platform_device *pdev) -+{ -+ usb_host_clock = clk_get(&pdev->dev, "usbh"); -+ if (IS_ERR_OR_NULL(usb_host_clock)) -+ return -ENODEV; -+ -+ clk_prepare_enable(usb_host_clock); -+ -+ bcm63xx_usb_priv_ehci_cfg_set(); -+ -+ return 0; -+} -+ -+static void bcm63xx_ehci_power_off(struct platform_device *pdev) -+{ -+ if (!IS_ERR_OR_NULL(usb_host_clock)) { -+ clk_disable_unprepare(usb_host_clock); -+ clk_put(usb_host_clock); -+ } -+} -+ -+static struct usb_ehci_pdata bcm63xx_ehci_pdata = { -+ .big_endian_desc = 1, -+ .big_endian_mmio = 1, -+ .power_on = bcm63xx_ehci_power_on, -+ .power_off = bcm63xx_ehci_power_off, -+ .power_suspend = bcm63xx_ehci_power_off, -+}; -+ -+static struct platform_device bcm63xx_ehci_device = { -+ .name = "ehci-platform", -+ .id = -1, -+ .num_resources = ARRAY_SIZE(ehci_resources), -+ .resource = ehci_resources, -+ .dev = { -+ .platform_data = &bcm63xx_ehci_pdata, -+ .dma_mask = &ehci_dmamask, -+ .coherent_dma_mask = DMA_BIT_MASK(32), -+ }, -+}; -+ -+int __init bcm63xx_ehci_register(void) -+{ -+ if (!BCMCPU_IS_6328() && !BCMCPU_IS_6358() && !BCMCPU_IS_6362() && !BCMCPU_IS_6368()) -+ return 0; -+ -+ ehci_resources[0].start = bcm63xx_regset_address(RSET_EHCI0); -+ ehci_resources[0].end = ehci_resources[0].start; -+ ehci_resources[0].end += RSET_EHCI_SIZE - 1; -+ ehci_resources[1].start = bcm63xx_get_irq_number(IRQ_EHCI0); -+ -+ return platform_device_register(&bcm63xx_ehci_device); -+} ---- /dev/null -+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_ehci.h -@@ -0,0 +1,6 @@ -+#ifndef BCM63XX_DEV_USB_EHCI_H_ -+#define BCM63XX_DEV_USB_EHCI_H_ -+ -+int bcm63xx_ehci_register(void); -+ -+#endif /* BCM63XX_DEV_USB_EHCI_H_ */ |