+++ /dev/null
-From dbcbcdd001c5943adbb18db3b8f0dafc405559eb Mon Sep 17 00:00:00 2001
-From: Hauke Mehrtens <hauke@hauke-m.de>
-Date: Tue, 13 Mar 2012 01:04:53 +0100
-Subject: [PATCH 03/47] USB: use generic platform driver on ath79
-
-The ath79 usb driver doesn't do anything special and is now converted
-to the generic ehci and ohci driver.
-This was tested on a TP-Link TL-WR1043ND (AR9132)
-
-Acked-by: Gabor Juhos <juhosg@openwrt.org>
-CC: Imre Kaloz <kaloz@openwrt.org>
-CC: linux-mips@linux-mips.org
-CC: Ralf Baechle <ralf@linux-mips.org>
-Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
-Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
----
- arch/mips/ath79/dev-usb.c | 31 +++++-
- drivers/usb/host/Kconfig | 12 ++-
- drivers/usb/host/ehci-ath79.c | 208 -----------------------------------------
- drivers/usb/host/ehci-hcd.c | 5 -
- drivers/usb/host/ohci-ath79.c | 151 -----------------------------
- drivers/usb/host/ohci-hcd.c | 5 -
- 6 files changed, 35 insertions(+), 377 deletions(-)
- delete mode 100644 drivers/usb/host/ehci-ath79.c
- delete mode 100644 drivers/usb/host/ohci-ath79.c
-
---- a/arch/mips/ath79/dev-usb.c
-+++ b/arch/mips/ath79/dev-usb.c
-@@ -17,6 +17,8 @@
- #include <linux/irq.h>
- #include <linux/dma-mapping.h>
- #include <linux/platform_device.h>
-+#include <linux/usb/ehci_pdriver.h>
-+#include <linux/usb/ohci_pdriver.h>
-
- #include <asm/mach-ath79/ath79.h>
- #include <asm/mach-ath79/ar71xx_regs.h>
-@@ -36,14 +38,19 @@ static struct resource ath79_ohci_resour
- };
-
- static u64 ath79_ohci_dmamask = DMA_BIT_MASK(32);
-+
-+static struct usb_ohci_pdata ath79_ohci_pdata = {
-+};
-+
- static struct platform_device ath79_ohci_device = {
-- .name = "ath79-ohci",
-+ .name = "ohci-platform",
- .id = -1,
- .resource = ath79_ohci_resources,
- .num_resources = ARRAY_SIZE(ath79_ohci_resources),
- .dev = {
- .dma_mask = &ath79_ohci_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
-+ .platform_data = &ath79_ohci_pdata,
- },
- };
-
-@@ -60,8 +67,20 @@ static struct resource ath79_ehci_resour
- };
-
- static u64 ath79_ehci_dmamask = DMA_BIT_MASK(32);
-+
-+static struct usb_ehci_pdata ath79_ehci_pdata_v1 = {
-+ .has_synopsys_hc_bug = 1,
-+ .port_power_off = 1,
-+};
-+
-+static struct usb_ehci_pdata ath79_ehci_pdata_v2 = {
-+ .caps_offset = 0x100,
-+ .has_tt = 1,
-+ .port_power_off = 1,
-+};
-+
- static struct platform_device ath79_ehci_device = {
-- .name = "ath79-ehci",
-+ .name = "ehci-platform",
- .id = -1,
- .resource = ath79_ehci_resources,
- .num_resources = ARRAY_SIZE(ath79_ehci_resources),
-@@ -101,7 +120,7 @@ static void __init ath79_usb_setup(void)
-
- ath79_ehci_resources[0].start = AR71XX_EHCI_BASE;
- ath79_ehci_resources[0].end = AR71XX_EHCI_BASE + AR71XX_EHCI_SIZE - 1;
-- ath79_ehci_device.name = "ar71xx-ehci";
-+ ath79_ehci_device.dev.platform_data = &ath79_ehci_pdata_v1;
- platform_device_register(&ath79_ehci_device);
- }
-
-@@ -142,7 +161,7 @@ static void __init ar724x_usb_setup(void
-
- ath79_ehci_resources[0].start = AR724X_EHCI_BASE;
- ath79_ehci_resources[0].end = AR724X_EHCI_BASE + AR724X_EHCI_SIZE - 1;
-- ath79_ehci_device.name = "ar724x-ehci";
-+ ath79_ehci_device.dev.platform_data = &ath79_ehci_pdata_v2;
- platform_device_register(&ath79_ehci_device);
- }
-
-@@ -159,7 +178,7 @@ static void __init ar913x_usb_setup(void
-
- ath79_ehci_resources[0].start = AR913X_EHCI_BASE;
- ath79_ehci_resources[0].end = AR913X_EHCI_BASE + AR913X_EHCI_SIZE - 1;
-- ath79_ehci_device.name = "ar913x-ehci";
-+ ath79_ehci_device.dev.platform_data = &ath79_ehci_pdata_v2;
- platform_device_register(&ath79_ehci_device);
- }
-
-@@ -176,7 +195,7 @@ static void __init ar933x_usb_setup(void
-
- ath79_ehci_resources[0].start = AR933X_EHCI_BASE;
- ath79_ehci_resources[0].end = AR933X_EHCI_BASE + AR933X_EHCI_SIZE - 1;
-- ath79_ehci_device.name = "ar933x-ehci";
-+ ath79_ehci_device.dev.platform_data = &ath79_ehci_pdata_v2;
- platform_device_register(&ath79_ehci_device);
- }
-
---- a/drivers/usb/host/Kconfig
-+++ b/drivers/usb/host/Kconfig
-@@ -218,11 +218,15 @@ config USB_CNS3XXX_EHCI
- support.
-
- config USB_EHCI_ATH79
-- bool "EHCI support for AR7XXX/AR9XXX SoCs"
-+ bool "EHCI support for AR7XXX/AR9XXX SoCs (DEPRECATED)"
- depends on USB_EHCI_HCD && (SOC_AR71XX || SOC_AR724X || SOC_AR913X || SOC_AR933X)
- select USB_EHCI_ROOT_HUB_TT
-+ select USB_EHCI_HCD_PLATFORM
- default y
- ---help---
-+ This option is deprecated now and the driver was removed, use
-+ USB_EHCI_HCD_PLATFORM instead.
-+
- Enables support for the built-in EHCI controller present
- on the Atheros AR7XXX/AR9XXX SoCs.
-
-@@ -312,10 +316,14 @@ config USB_OHCI_HCD_OMAP3
- OMAP3 and later chips.
-
- config USB_OHCI_ATH79
-- bool "USB OHCI support for the Atheros AR71XX/AR7240 SoCs"
-+ bool "USB OHCI support for the Atheros AR71XX/AR7240 SoCs (DEPRECATED)"
- depends on USB_OHCI_HCD && (SOC_AR71XX || SOC_AR724X)
-+ select USB_OHCI_HCD_PLATFORM
- default y
- help
-+ This option is deprecated now and the driver was removed, use
-+ USB_OHCI_HCD_PLATFORM instead.
-+
- Enables support for the built-in OHCI controller present on the
- Atheros AR71XX/AR7240 SoCs.
-
---- a/drivers/usb/host/ehci-ath79.c
-+++ /dev/null
-@@ -1,208 +0,0 @@
--/*
-- * Bus Glue for Atheros AR7XXX/AR9XXX built-in EHCI controller.
-- *
-- * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
-- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
-- *
-- * Parts of this file are based on Atheros' 2.6.15 BSP
-- * Copyright (C) 2007 Atheros Communications, Inc.
-- *
-- * This program is free software; you can redistribute it and/or modify it
-- * under the terms of the GNU General Public License version 2 as published
-- * by the Free Software Foundation.
-- */
--
--#include <linux/platform_device.h>
--
--enum {
-- EHCI_ATH79_IP_V1 = 0,
-- EHCI_ATH79_IP_V2,
--};
--
--static const struct platform_device_id ehci_ath79_id_table[] = {
-- {
-- .name = "ar71xx-ehci",
-- .driver_data = EHCI_ATH79_IP_V1,
-- },
-- {
-- .name = "ar724x-ehci",
-- .driver_data = EHCI_ATH79_IP_V2,
-- },
-- {
-- .name = "ar913x-ehci",
-- .driver_data = EHCI_ATH79_IP_V2,
-- },
-- {
-- .name = "ar933x-ehci",
-- .driver_data = EHCI_ATH79_IP_V2,
-- },
-- {
-- /* terminating entry */
-- },
--};
--
--MODULE_DEVICE_TABLE(platform, ehci_ath79_id_table);
--
--static int ehci_ath79_init(struct usb_hcd *hcd)
--{
-- struct ehci_hcd *ehci = hcd_to_ehci(hcd);
-- struct platform_device *pdev = to_platform_device(hcd->self.controller);
-- const struct platform_device_id *id;
-- int ret;
--
-- id = platform_get_device_id(pdev);
-- if (!id) {
-- dev_err(hcd->self.controller, "missing device id\n");
-- return -EINVAL;
-- }
--
-- switch (id->driver_data) {
-- case EHCI_ATH79_IP_V1:
-- ehci->has_synopsys_hc_bug = 1;
--
-- ehci->caps = hcd->regs;
-- ehci->regs = hcd->regs +
-- HC_LENGTH(ehci,
-- ehci_readl(ehci, &ehci->caps->hc_capbase));
-- break;
--
-- case EHCI_ATH79_IP_V2:
-- hcd->has_tt = 1;
--
-- ehci->caps = hcd->regs + 0x100;
-- ehci->regs = hcd->regs + 0x100 +
-- HC_LENGTH(ehci,
-- ehci_readl(ehci, &ehci->caps->hc_capbase));
-- break;
--
-- default:
-- BUG();
-- }
--
-- dbg_hcs_params(ehci, "reset");
-- dbg_hcc_params(ehci, "reset");
-- ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
-- ehci->sbrn = 0x20;
--
-- ehci_reset(ehci);
--
-- ret = ehci_init(hcd);
-- if (ret)
-- return ret;
--
-- ehci_port_power(ehci, 0);
--
-- return 0;
--}
--
--static const struct hc_driver ehci_ath79_hc_driver = {
-- .description = hcd_name,
-- .product_desc = "Atheros built-in EHCI controller",
-- .hcd_priv_size = sizeof(struct ehci_hcd),
-- .irq = ehci_irq,
-- .flags = HCD_MEMORY | HCD_USB2,
--
-- .reset = ehci_ath79_init,
-- .start = ehci_run,
-- .stop = ehci_stop,
-- .shutdown = ehci_shutdown,
--
-- .urb_enqueue = ehci_urb_enqueue,
-- .urb_dequeue = ehci_urb_dequeue,
-- .endpoint_disable = ehci_endpoint_disable,
-- .endpoint_reset = ehci_endpoint_reset,
--
-- .get_frame_number = ehci_get_frame,
--
-- .hub_status_data = ehci_hub_status_data,
-- .hub_control = ehci_hub_control,
--
-- .relinquish_port = ehci_relinquish_port,
-- .port_handed_over = ehci_port_handed_over,
--
-- .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete,
--};
--
--static int ehci_ath79_probe(struct platform_device *pdev)
--{
-- struct usb_hcd *hcd;
-- struct resource *res;
-- int irq;
-- int ret;
--
-- if (usb_disabled())
-- return -ENODEV;
--
-- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-- if (!res) {
-- dev_dbg(&pdev->dev, "no IRQ specified\n");
-- return -ENODEV;
-- }
-- irq = res->start;
--
-- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-- if (!res) {
-- dev_dbg(&pdev->dev, "no base address specified\n");
-- return -ENODEV;
-- }
--
-- hcd = usb_create_hcd(&ehci_ath79_hc_driver, &pdev->dev,
-- dev_name(&pdev->dev));
-- if (!hcd)
-- return -ENOMEM;
--
-- hcd->rsrc_start = res->start;
-- hcd->rsrc_len = resource_size(res);
--
-- if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
-- dev_dbg(&pdev->dev, "controller already in use\n");
-- ret = -EBUSY;
-- goto err_put_hcd;
-- }
--
-- hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
-- if (!hcd->regs) {
-- dev_dbg(&pdev->dev, "error mapping memory\n");
-- ret = -EFAULT;
-- goto err_release_region;
-- }
--
-- ret = usb_add_hcd(hcd, irq, IRQF_SHARED);
-- if (ret)
-- goto err_iounmap;
--
-- return 0;
--
--err_iounmap:
-- iounmap(hcd->regs);
--
--err_release_region:
-- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
--err_put_hcd:
-- usb_put_hcd(hcd);
-- return ret;
--}
--
--static int ehci_ath79_remove(struct platform_device *pdev)
--{
-- struct usb_hcd *hcd = platform_get_drvdata(pdev);
--
-- usb_remove_hcd(hcd);
-- iounmap(hcd->regs);
-- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
-- usb_put_hcd(hcd);
--
-- return 0;
--}
--
--static struct platform_driver ehci_ath79_driver = {
-- .probe = ehci_ath79_probe,
-- .remove = ehci_ath79_remove,
-- .id_table = ehci_ath79_id_table,
-- .driver = {
-- .owner = THIS_MODULE,
-- .name = "ath79-ehci",
-- }
--};
--
--MODULE_ALIAS(PLATFORM_MODULE_PREFIX "ath79-ehci");
---- a/drivers/usb/host/ehci-hcd.c
-+++ b/drivers/usb/host/ehci-hcd.c
-@@ -1356,11 +1356,6 @@ MODULE_LICENSE ("GPL");
- #define PLATFORM_DRIVER s5p_ehci_driver
- #endif
-
--#ifdef CONFIG_USB_EHCI_ATH79
--#include "ehci-ath79.c"
--#define PLATFORM_DRIVER ehci_ath79_driver
--#endif
--
- #ifdef CONFIG_SPARC_LEON
- #include "ehci-grlib.c"
- #define PLATFORM_DRIVER ehci_grlib_driver
---- a/drivers/usb/host/ohci-ath79.c
-+++ /dev/null
-@@ -1,151 +0,0 @@
--/*
-- * OHCI HCD (Host Controller Driver) for USB.
-- *
-- * Bus Glue for Atheros AR71XX/AR724X built-in OHCI controller.
-- *
-- * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
-- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
-- *
-- * Parts of this file are based on Atheros' 2.6.15 BSP
-- * Copyright (C) 2007 Atheros Communications, Inc.
-- *
-- * This program is free software; you can redistribute it and/or modify it
-- * under the terms of the GNU General Public License version 2 as published
-- * by the Free Software Foundation.
-- */
--
--#include <linux/platform_device.h>
--
--static int __devinit ohci_ath79_start(struct usb_hcd *hcd)
--{
-- struct ohci_hcd *ohci = hcd_to_ohci(hcd);
-- int ret;
--
-- ret = ohci_init(ohci);
-- if (ret < 0)
-- return ret;
--
-- ret = ohci_run(ohci);
-- if (ret < 0)
-- goto err;
--
-- return 0;
--
--err:
-- ohci_stop(hcd);
-- return ret;
--}
--
--static const struct hc_driver ohci_ath79_hc_driver = {
-- .description = hcd_name,
-- .product_desc = "Atheros built-in OHCI controller",
-- .hcd_priv_size = sizeof(struct ohci_hcd),
--
-- .irq = ohci_irq,
-- .flags = HCD_USB11 | HCD_MEMORY,
--
-- .start = ohci_ath79_start,
-- .stop = ohci_stop,
-- .shutdown = ohci_shutdown,
--
-- .urb_enqueue = ohci_urb_enqueue,
-- .urb_dequeue = ohci_urb_dequeue,
-- .endpoint_disable = ohci_endpoint_disable,
--
-- /*
-- * scheduling support
-- */
-- .get_frame_number = ohci_get_frame,
--
-- /*
-- * root hub support
-- */
-- .hub_status_data = ohci_hub_status_data,
-- .hub_control = ohci_hub_control,
-- .start_port_reset = ohci_start_port_reset,
--};
--
--static int ohci_ath79_probe(struct platform_device *pdev)
--{
-- struct usb_hcd *hcd;
-- struct resource *res;
-- int irq;
-- int ret;
--
-- if (usb_disabled())
-- return -ENODEV;
--
-- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-- if (!res) {
-- dev_dbg(&pdev->dev, "no IRQ specified\n");
-- return -ENODEV;
-- }
-- irq = res->start;
--
-- hcd = usb_create_hcd(&ohci_ath79_hc_driver, &pdev->dev,
-- dev_name(&pdev->dev));
-- if (!hcd)
-- return -ENOMEM;
--
-- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-- if (!res) {
-- dev_dbg(&pdev->dev, "no base address specified\n");
-- ret = -ENODEV;
-- goto err_put_hcd;
-- }
-- hcd->rsrc_start = res->start;
-- hcd->rsrc_len = resource_size(res);
--
-- if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
-- dev_dbg(&pdev->dev, "controller already in use\n");
-- ret = -EBUSY;
-- goto err_put_hcd;
-- }
--
-- hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
-- if (!hcd->regs) {
-- dev_dbg(&pdev->dev, "error mapping memory\n");
-- ret = -EFAULT;
-- goto err_release_region;
-- }
--
-- ohci_hcd_init(hcd_to_ohci(hcd));
--
-- ret = usb_add_hcd(hcd, irq, 0);
-- if (ret)
-- goto err_stop_hcd;
--
-- return 0;
--
--err_stop_hcd:
-- iounmap(hcd->regs);
--err_release_region:
-- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
--err_put_hcd:
-- usb_put_hcd(hcd);
-- return ret;
--}
--
--static int ohci_ath79_remove(struct platform_device *pdev)
--{
-- struct usb_hcd *hcd = platform_get_drvdata(pdev);
--
-- usb_remove_hcd(hcd);
-- iounmap(hcd->regs);
-- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
-- usb_put_hcd(hcd);
--
-- return 0;
--}
--
--static struct platform_driver ohci_hcd_ath79_driver = {
-- .probe = ohci_ath79_probe,
-- .remove = ohci_ath79_remove,
-- .shutdown = usb_hcd_platform_shutdown,
-- .driver = {
-- .name = "ath79-ohci",
-- .owner = THIS_MODULE,
-- },
--};
--
--MODULE_ALIAS(PLATFORM_MODULE_PREFIX "ath79-ohci");
---- a/drivers/usb/host/ohci-hcd.c
-+++ b/drivers/usb/host/ohci-hcd.c
-@@ -1111,11 +1111,6 @@ MODULE_LICENSE ("GPL");
- #define PLATFORM_DRIVER ohci_hcd_cns3xxx_driver
- #endif
-
--#ifdef CONFIG_USB_OHCI_ATH79
--#include "ohci-ath79.c"
--#define PLATFORM_DRIVER ohci_hcd_ath79_driver
--#endif
--
- #ifdef CONFIG_CPU_XLR
- #include "ohci-xls.c"
- #define PLATFORM_DRIVER ohci_xls_driver
projects / openwrt / svn-archive / archive.git / blobdiff