mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-08-20 16:43:21 +03:00
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31602 3c298f89-4303-0410-b956-a3cf2f4a3e73
545 lines
14 KiB
Diff
545 lines
14 KiB
Diff
From dbcbcdd001c5943adbb18db3b8f0dafc405559eb Mon Sep 17 00:00:00 2001
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From: Hauke Mehrtens <hauke@hauke-m.de>
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Date: Tue, 13 Mar 2012 01:04:53 +0100
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Subject: [PATCH 03/47] USB: use generic platform driver on ath79
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The ath79 usb driver doesn't do anything special and is now converted
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to the generic ehci and ohci driver.
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This was tested on a TP-Link TL-WR1043ND (AR9132)
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Acked-by: Gabor Juhos <juhosg@openwrt.org>
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CC: Imre Kaloz <kaloz@openwrt.org>
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CC: linux-mips@linux-mips.org
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CC: Ralf Baechle <ralf@linux-mips.org>
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Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
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Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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---
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arch/mips/ath79/dev-usb.c | 31 +++++-
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drivers/usb/host/Kconfig | 12 ++-
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drivers/usb/host/ehci-ath79.c | 208 -----------------------------------------
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drivers/usb/host/ehci-hcd.c | 5 -
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drivers/usb/host/ohci-ath79.c | 151 -----------------------------
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drivers/usb/host/ohci-hcd.c | 5 -
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6 files changed, 35 insertions(+), 377 deletions(-)
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delete mode 100644 drivers/usb/host/ehci-ath79.c
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delete mode 100644 drivers/usb/host/ohci-ath79.c
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--- a/arch/mips/ath79/dev-usb.c
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+++ b/arch/mips/ath79/dev-usb.c
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@@ -17,6 +17,8 @@
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#include <linux/irq.h>
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#include <linux/dma-mapping.h>
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#include <linux/platform_device.h>
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+#include <linux/usb/ehci_pdriver.h>
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+#include <linux/usb/ohci_pdriver.h>
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#include <asm/mach-ath79/ath79.h>
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#include <asm/mach-ath79/ar71xx_regs.h>
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@@ -36,14 +38,19 @@ static struct resource ath79_ohci_resour
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};
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static u64 ath79_ohci_dmamask = DMA_BIT_MASK(32);
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+
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+static struct usb_ohci_pdata ath79_ohci_pdata = {
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+};
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+
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static struct platform_device ath79_ohci_device = {
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- .name = "ath79-ohci",
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+ .name = "ohci-platform",
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.id = -1,
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.resource = ath79_ohci_resources,
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.num_resources = ARRAY_SIZE(ath79_ohci_resources),
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.dev = {
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.dma_mask = &ath79_ohci_dmamask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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+ .platform_data = &ath79_ohci_pdata,
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},
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};
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@@ -60,8 +67,20 @@ static struct resource ath79_ehci_resour
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};
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static u64 ath79_ehci_dmamask = DMA_BIT_MASK(32);
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+
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+static struct usb_ehci_pdata ath79_ehci_pdata_v1 = {
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+ .has_synopsys_hc_bug = 1,
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+ .port_power_off = 1,
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+};
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+
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+static struct usb_ehci_pdata ath79_ehci_pdata_v2 = {
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+ .caps_offset = 0x100,
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+ .has_tt = 1,
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+ .port_power_off = 1,
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+};
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+
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static struct platform_device ath79_ehci_device = {
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- .name = "ath79-ehci",
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+ .name = "ehci-platform",
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.id = -1,
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.resource = ath79_ehci_resources,
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.num_resources = ARRAY_SIZE(ath79_ehci_resources),
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@@ -101,7 +120,7 @@ static void __init ath79_usb_setup(void)
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ath79_ehci_resources[0].start = AR71XX_EHCI_BASE;
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ath79_ehci_resources[0].end = AR71XX_EHCI_BASE + AR71XX_EHCI_SIZE - 1;
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- ath79_ehci_device.name = "ar71xx-ehci";
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+ ath79_ehci_device.dev.platform_data = &ath79_ehci_pdata_v1;
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platform_device_register(&ath79_ehci_device);
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}
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@@ -142,7 +161,7 @@ static void __init ar724x_usb_setup(void
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ath79_ehci_resources[0].start = AR724X_EHCI_BASE;
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ath79_ehci_resources[0].end = AR724X_EHCI_BASE + AR724X_EHCI_SIZE - 1;
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- ath79_ehci_device.name = "ar724x-ehci";
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+ ath79_ehci_device.dev.platform_data = &ath79_ehci_pdata_v2;
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platform_device_register(&ath79_ehci_device);
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}
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@@ -159,7 +178,7 @@ static void __init ar913x_usb_setup(void
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ath79_ehci_resources[0].start = AR913X_EHCI_BASE;
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ath79_ehci_resources[0].end = AR913X_EHCI_BASE + AR913X_EHCI_SIZE - 1;
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- ath79_ehci_device.name = "ar913x-ehci";
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+ ath79_ehci_device.dev.platform_data = &ath79_ehci_pdata_v2;
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platform_device_register(&ath79_ehci_device);
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}
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@@ -176,7 +195,7 @@ static void __init ar933x_usb_setup(void
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ath79_ehci_resources[0].start = AR933X_EHCI_BASE;
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ath79_ehci_resources[0].end = AR933X_EHCI_BASE + AR933X_EHCI_SIZE - 1;
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- ath79_ehci_device.name = "ar933x-ehci";
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+ ath79_ehci_device.dev.platform_data = &ath79_ehci_pdata_v2;
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platform_device_register(&ath79_ehci_device);
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}
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--- a/drivers/usb/host/Kconfig
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+++ b/drivers/usb/host/Kconfig
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@@ -218,11 +218,15 @@ config USB_CNS3XXX_EHCI
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support.
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config USB_EHCI_ATH79
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- bool "EHCI support for AR7XXX/AR9XXX SoCs"
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+ bool "EHCI support for AR7XXX/AR9XXX SoCs (DEPRECATED)"
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depends on USB_EHCI_HCD && (SOC_AR71XX || SOC_AR724X || SOC_AR913X || SOC_AR933X)
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select USB_EHCI_ROOT_HUB_TT
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+ select USB_EHCI_HCD_PLATFORM
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default y
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---help---
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+ This option is deprecated now and the driver was removed, use
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+ USB_EHCI_HCD_PLATFORM instead.
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+
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Enables support for the built-in EHCI controller present
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on the Atheros AR7XXX/AR9XXX SoCs.
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@@ -312,10 +316,14 @@ config USB_OHCI_HCD_OMAP3
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OMAP3 and later chips.
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config USB_OHCI_ATH79
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- bool "USB OHCI support for the Atheros AR71XX/AR7240 SoCs"
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+ bool "USB OHCI support for the Atheros AR71XX/AR7240 SoCs (DEPRECATED)"
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depends on USB_OHCI_HCD && (SOC_AR71XX || SOC_AR724X)
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+ select USB_OHCI_HCD_PLATFORM
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default y
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help
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+ This option is deprecated now and the driver was removed, use
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+ USB_OHCI_HCD_PLATFORM instead.
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+
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Enables support for the built-in OHCI controller present on the
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Atheros AR71XX/AR7240 SoCs.
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--- a/drivers/usb/host/ehci-ath79.c
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+++ /dev/null
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@@ -1,208 +0,0 @@
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-/*
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- * Bus Glue for Atheros AR7XXX/AR9XXX built-in EHCI controller.
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- *
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- * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
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- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
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- *
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- * Parts of this file are based on Atheros' 2.6.15 BSP
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- * Copyright (C) 2007 Atheros Communications, Inc.
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms of the GNU General Public License version 2 as published
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- * by the Free Software Foundation.
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- */
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-
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-#include <linux/platform_device.h>
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-
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-enum {
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- EHCI_ATH79_IP_V1 = 0,
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- EHCI_ATH79_IP_V2,
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-};
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-
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-static const struct platform_device_id ehci_ath79_id_table[] = {
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- {
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- .name = "ar71xx-ehci",
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- .driver_data = EHCI_ATH79_IP_V1,
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- },
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- {
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- .name = "ar724x-ehci",
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- .driver_data = EHCI_ATH79_IP_V2,
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- },
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- {
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- .name = "ar913x-ehci",
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- .driver_data = EHCI_ATH79_IP_V2,
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- },
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- {
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- .name = "ar933x-ehci",
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- .driver_data = EHCI_ATH79_IP_V2,
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- },
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- {
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- /* terminating entry */
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- },
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-};
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-
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-MODULE_DEVICE_TABLE(platform, ehci_ath79_id_table);
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-
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-static int ehci_ath79_init(struct usb_hcd *hcd)
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-{
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- struct ehci_hcd *ehci = hcd_to_ehci(hcd);
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- struct platform_device *pdev = to_platform_device(hcd->self.controller);
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- const struct platform_device_id *id;
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- int ret;
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-
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- id = platform_get_device_id(pdev);
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- if (!id) {
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- dev_err(hcd->self.controller, "missing device id\n");
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- return -EINVAL;
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- }
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-
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- switch (id->driver_data) {
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- case EHCI_ATH79_IP_V1:
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- ehci->has_synopsys_hc_bug = 1;
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-
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- ehci->caps = hcd->regs;
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- ehci->regs = hcd->regs +
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- HC_LENGTH(ehci,
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- ehci_readl(ehci, &ehci->caps->hc_capbase));
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- break;
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-
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- case EHCI_ATH79_IP_V2:
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- hcd->has_tt = 1;
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-
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- ehci->caps = hcd->regs + 0x100;
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- ehci->regs = hcd->regs + 0x100 +
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- HC_LENGTH(ehci,
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- ehci_readl(ehci, &ehci->caps->hc_capbase));
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- break;
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-
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- default:
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- BUG();
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- }
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-
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- dbg_hcs_params(ehci, "reset");
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- dbg_hcc_params(ehci, "reset");
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- ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
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- ehci->sbrn = 0x20;
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-
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- ehci_reset(ehci);
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-
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- ret = ehci_init(hcd);
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- if (ret)
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- return ret;
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-
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- ehci_port_power(ehci, 0);
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-
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- return 0;
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-}
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-
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-static const struct hc_driver ehci_ath79_hc_driver = {
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- .description = hcd_name,
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- .product_desc = "Atheros built-in EHCI controller",
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- .hcd_priv_size = sizeof(struct ehci_hcd),
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- .irq = ehci_irq,
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- .flags = HCD_MEMORY | HCD_USB2,
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-
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- .reset = ehci_ath79_init,
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- .start = ehci_run,
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- .stop = ehci_stop,
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- .shutdown = ehci_shutdown,
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-
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- .urb_enqueue = ehci_urb_enqueue,
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- .urb_dequeue = ehci_urb_dequeue,
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- .endpoint_disable = ehci_endpoint_disable,
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- .endpoint_reset = ehci_endpoint_reset,
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-
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- .get_frame_number = ehci_get_frame,
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-
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- .hub_status_data = ehci_hub_status_data,
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- .hub_control = ehci_hub_control,
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-
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- .relinquish_port = ehci_relinquish_port,
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- .port_handed_over = ehci_port_handed_over,
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-
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- .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete,
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-};
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-
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-static int ehci_ath79_probe(struct platform_device *pdev)
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-{
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- struct usb_hcd *hcd;
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- struct resource *res;
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- int irq;
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- int ret;
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-
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- if (usb_disabled())
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- return -ENODEV;
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-
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- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
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- if (!res) {
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- dev_dbg(&pdev->dev, "no IRQ specified\n");
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- return -ENODEV;
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- }
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- irq = res->start;
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-
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- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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- if (!res) {
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- dev_dbg(&pdev->dev, "no base address specified\n");
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- return -ENODEV;
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- }
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-
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- hcd = usb_create_hcd(&ehci_ath79_hc_driver, &pdev->dev,
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- dev_name(&pdev->dev));
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- if (!hcd)
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- return -ENOMEM;
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-
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- hcd->rsrc_start = res->start;
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- hcd->rsrc_len = resource_size(res);
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-
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- if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
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- dev_dbg(&pdev->dev, "controller already in use\n");
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- ret = -EBUSY;
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- goto err_put_hcd;
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- }
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-
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- hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
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- if (!hcd->regs) {
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- dev_dbg(&pdev->dev, "error mapping memory\n");
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- ret = -EFAULT;
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- goto err_release_region;
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- }
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-
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- ret = usb_add_hcd(hcd, irq, IRQF_SHARED);
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- if (ret)
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- goto err_iounmap;
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-
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- return 0;
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-
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-err_iounmap:
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- iounmap(hcd->regs);
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-
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-err_release_region:
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- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
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-err_put_hcd:
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- usb_put_hcd(hcd);
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- return ret;
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-}
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-
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-static int ehci_ath79_remove(struct platform_device *pdev)
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-{
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- struct usb_hcd *hcd = platform_get_drvdata(pdev);
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-
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- usb_remove_hcd(hcd);
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- iounmap(hcd->regs);
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- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
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- usb_put_hcd(hcd);
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-
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- return 0;
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-}
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-
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-static struct platform_driver ehci_ath79_driver = {
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- .probe = ehci_ath79_probe,
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- .remove = ehci_ath79_remove,
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- .id_table = ehci_ath79_id_table,
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- .driver = {
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- .owner = THIS_MODULE,
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- .name = "ath79-ehci",
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- }
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-};
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-
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-MODULE_ALIAS(PLATFORM_MODULE_PREFIX "ath79-ehci");
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--- a/drivers/usb/host/ehci-hcd.c
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+++ b/drivers/usb/host/ehci-hcd.c
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@@ -1356,11 +1356,6 @@ MODULE_LICENSE ("GPL");
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#define PLATFORM_DRIVER s5p_ehci_driver
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#endif
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-#ifdef CONFIG_USB_EHCI_ATH79
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-#include "ehci-ath79.c"
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-#define PLATFORM_DRIVER ehci_ath79_driver
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-#endif
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-
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#ifdef CONFIG_SPARC_LEON
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#include "ehci-grlib.c"
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#define PLATFORM_DRIVER ehci_grlib_driver
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--- a/drivers/usb/host/ohci-ath79.c
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+++ /dev/null
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@@ -1,151 +0,0 @@
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-/*
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- * OHCI HCD (Host Controller Driver) for USB.
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- *
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- * Bus Glue for Atheros AR71XX/AR724X built-in OHCI controller.
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- *
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- * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
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- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
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- *
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- * Parts of this file are based on Atheros' 2.6.15 BSP
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- * Copyright (C) 2007 Atheros Communications, Inc.
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms of the GNU General Public License version 2 as published
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- * by the Free Software Foundation.
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- */
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-
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-#include <linux/platform_device.h>
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-
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-static int __devinit ohci_ath79_start(struct usb_hcd *hcd)
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-{
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- struct ohci_hcd *ohci = hcd_to_ohci(hcd);
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- int ret;
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-
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- ret = ohci_init(ohci);
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- if (ret < 0)
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- return ret;
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-
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- ret = ohci_run(ohci);
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- if (ret < 0)
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- goto err;
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-
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- return 0;
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-
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-err:
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- ohci_stop(hcd);
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- return ret;
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-}
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-
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-static const struct hc_driver ohci_ath79_hc_driver = {
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- .description = hcd_name,
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- .product_desc = "Atheros built-in OHCI controller",
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- .hcd_priv_size = sizeof(struct ohci_hcd),
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-
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- .irq = ohci_irq,
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- .flags = HCD_USB11 | HCD_MEMORY,
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-
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- .start = ohci_ath79_start,
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- .stop = ohci_stop,
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- .shutdown = ohci_shutdown,
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-
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- .urb_enqueue = ohci_urb_enqueue,
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- .urb_dequeue = ohci_urb_dequeue,
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- .endpoint_disable = ohci_endpoint_disable,
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-
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- /*
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- * scheduling support
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- */
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- .get_frame_number = ohci_get_frame,
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-
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- /*
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- * root hub support
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- */
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- .hub_status_data = ohci_hub_status_data,
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- .hub_control = ohci_hub_control,
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- .start_port_reset = ohci_start_port_reset,
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-};
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-
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-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
|