openwrt/target/linux/brcm63xx/patches-3.3/007-usb-ohci-support.patch

141 lines
4.1 KiB
Diff

From 4ce192d5860760140439a3f305bc32f5e2316aa8 Mon Sep 17 00:00:00 2001
From: Maxime Bizon <mbizon@freebox.fr>
Date: Tue, 24 May 2011 21:47:41 +0200
Subject: [PATCH 21/57] MIPS: BCM63XX: register ohci device.
---
arch/mips/bcm63xx/Kconfig | 9 ++--
arch/mips/bcm63xx/Makefile | 2 +-
arch/mips/bcm63xx/boards/board_bcm963xx.c | 4 ++
arch/mips/bcm63xx/dev-usb-ohci.c | 50 ++++++++++++++++++++
.../asm/mach-bcm63xx/bcm63xx_dev_usb_ohci.h | 6 ++
5 files changed, 65 insertions(+), 6 deletions(-)
create mode 100644 arch/mips/bcm63xx/dev-usb-ohci.c
create mode 100644 arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_ohci.h
--- a/arch/mips/bcm63xx/Kconfig
+++ b/arch/mips/bcm63xx/Kconfig
@@ -4,26 +4,25 @@ menu "CPU support"
config BCM63XX_CPU_6338
bool "support 6338 CPU"
select HW_HAS_PCI
- select USB_ARCH_HAS_OHCI
- select USB_OHCI_BIG_ENDIAN_DESC
- select USB_OHCI_BIG_ENDIAN_MMIO
+ select USB_ARCH_HAS_OHCI if USB_SUPPORT
config BCM63XX_CPU_6345
bool "support 6345 CPU"
- select USB_OHCI_BIG_ENDIAN_DESC
- select USB_OHCI_BIG_ENDIAN_MMIO
config BCM63XX_CPU_6348
bool "support 6348 CPU"
select HW_HAS_PCI
+ select USB_ARCH_HAS_OHCI if USB_SUPPORT
config BCM63XX_CPU_6358
bool "support 6358 CPU"
select HW_HAS_PCI
+ select USB_ARCH_HAS_OHCI if USB_SUPPORT
config BCM63XX_CPU_6368
bool "support 6368 CPU"
select HW_HAS_PCI
+ select USB_ARCH_HAS_OHCI if USB_SUPPORT
endmenu
source "arch/mips/bcm63xx/boards/Kconfig"
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -1,5 +1,6 @@
obj-y += clk.o cpu.o cs.o gpio.o irq.o prom.o setup.o timer.o \
- dev-dsp.o dev-enet.o dev-pcmcia.o dev-uart.o dev-wdt.o
+ dev-dsp.o dev-enet.o dev-pcmcia.o dev-uart.o \
+ dev-usb-ohci.o dev-wdt.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-y += boards/
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -25,6 +25,7 @@
#include <bcm63xx_dev_enet.h>
#include <bcm63xx_dev_dsp.h>
#include <bcm63xx_dev_pcmcia.h>
+#include <bcm63xx_dev_usb_ohci.h>
#include <board_bcm963xx.h>
#define PFX "board_bcm963xx: "
@@ -874,6 +875,9 @@ int __init board_register_devices(void)
!board_get_mac_address(board.enet1.mac_addr))
bcm63xx_enet_register(1, &board.enet1);
+ if (board.has_ohci0)
+ bcm63xx_ohci_register();
+
if (board.has_dsp)
bcm63xx_dsp_register(&board.dsp);
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-usb-ohci.c
@@ -0,0 +1,50 @@
+/*
+ * 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>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_dev_usb_ohci.h>
+
+static struct resource ohci_resources[] = {
+ {
+ .start = -1, /* filled at runtime */
+ .end = -1, /* filled at runtime */
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = -1, /* filled at runtime */
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 ohci_dmamask = ~(u32)0;
+
+static struct platform_device bcm63xx_ohci_device = {
+ .name = "bcm63xx_ohci",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(ohci_resources),
+ .resource = ohci_resources,
+ .dev = {
+ .dma_mask = &ohci_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+};
+
+int __init bcm63xx_ohci_register(void)
+{
+ if (!BCMCPU_IS_6348() && !BCMCPU_IS_6358() && !BCMCPU_IS_6368())
+ return 0;
+
+ ohci_resources[0].start = bcm63xx_regset_address(RSET_OHCI0);
+ ohci_resources[0].end = ohci_resources[0].start;
+ ohci_resources[0].end += RSET_OHCI_SIZE - 1;
+ ohci_resources[1].start = bcm63xx_get_irq_number(IRQ_OHCI0);
+ return platform_device_register(&bcm63xx_ohci_device);
+}
--- /dev/null
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_ohci.h
@@ -0,0 +1,6 @@
+#ifndef BCM63XX_DEV_USB_OHCI_H_
+#define BCM63XX_DEV_USB_OHCI_H_
+
+int bcm63xx_ohci_register(void);
+
+#endif /* BCM63XX_DEV_USB_OHCI_H_ */