105 lines
2.5 KiB
Diff
105 lines
2.5 KiB
Diff
--- /dev/null
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+++ b/arch/arm/mach-cns21xx/dev-usb.c
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@@ -0,0 +1,71 @@
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+/*
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+ * Copyright (c) 2008 Cavium Networks
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+ * Copyright (c) 2010-2012 Gabor Juhos <juhosg@openwrt.org>
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+ *
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+ * This file is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License, Version 2, as
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+ * published by the Free Software Foundation.
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+ */
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+
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+#include <linux/init.h>
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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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+
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+#include <mach/cns21xx.h>
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+
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+static u64 cns21xx_usb_dmamask = DMA_BIT_MASK(32);
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+
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+static struct resource cns21xx_ohci_resources[] = {
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+ [0] = {
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+ .start = CNS21XX_OHCI_CTRL_BASE,
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+ .end = CNS21XX_OHCI_CTRL_BASE + SZ_1M - 1,
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+ .flags = IORESOURCE_MEM,
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+ },
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+ [1] = {
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+ .start = CNS21XX_IRQ_OHCI,
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+ .end = CNS21XX_IRQ_OHCI,
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+ .flags = IORESOURCE_IRQ,
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+ },
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+};
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+
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+static struct platform_device cns21xx_ohci_device = {
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+ .name = "cns21xx-ohci",
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+ .id = -1,
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+ .dev = {
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+ .dma_mask = &cns21xx_usb_dmamask,
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+ .coherent_dma_mask = DMA_BIT_MASK(32),
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+ },
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+ .resource = cns21xx_ohci_resources,
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+ .num_resources = ARRAY_SIZE(cns21xx_ohci_resources),
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+};
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+
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+static struct resource cns21xx_ehci_resources[] = {
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+ [0] = {
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+ .start = CNS21XX_EHCI_CTRL_BASE,
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+ .end = CNS21XX_EHCI_CTRL_BASE + SZ_1M - 1,
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+ .flags = IORESOURCE_MEM,
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+ },
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+ [1] = {
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+ .start = CNS21XX_IRQ_EHCI,
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+ .end = CNS21XX_IRQ_EHCI,
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+ .flags = IORESOURCE_IRQ,
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+ },
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+};
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+
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+static struct platform_device cns21xx_ehci_device = {
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+ .name = "cns21xx-ehci",
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+ .id = -1,
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+ .dev = {
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+ .dma_mask = &cns21xx_usb_dmamask,
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+ .coherent_dma_mask = DMA_BIT_MASK(32),
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+ },
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+ .resource = cns21xx_ehci_resources,
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+ .num_resources = ARRAY_SIZE(cns21xx_ehci_resources),
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+};
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+
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+void __init cns21xx_register_usb(void)
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+{
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+ platform_device_register(&cns21xx_ehci_device);
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+ platform_device_register(&cns21xx_ohci_device);
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+}
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--- a/arch/arm/mach-cns21xx/Kconfig
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+++ b/arch/arm/mach-cns21xx/Kconfig
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@@ -3,4 +3,7 @@ if ARCH_CNS21XX
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menu "Cavium Networks CNS21xx based machines"
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endmenu
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+config CNS21XX_DEV_USB
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+ def_bool n
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+
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endif
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--- a/arch/arm/mach-cns21xx/Makefile
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+++ b/arch/arm/mach-cns21xx/Makefile
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@@ -6,5 +6,8 @@
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obj-y := core.o irq.o gpio.o mm.o time.o idle.o devices.o
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+# devices
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+obj-$(CONFIG_CNS21XX_DEV_USB) += dev-usb.o
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+
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# machine specific files
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--- a/arch/arm/mach-cns21xx/common.h
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+++ b/arch/arm/mach-cns21xx/common.h
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@@ -20,5 +20,6 @@ extern struct sys_timer cns21xx_timer;
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int cns21xx_register_uart0(void);
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int cns21xx_register_uart1(void);
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+int cns21xx_register_usb(void);
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#endif /* _MACH_CNS21XX_COMMON_H */
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