Merge branch 'broadcom' of git://dev.phrozen.org/mips-next into mips-for-linux-next

4 files changed, 96 insertions, 2 deletions

diff --git a/arch/mips/bcm63xx/Makefile b/arch/mips/bcm63xx/Makefile
index 833af72..9bbb30a 100644
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -1,6 +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-flash.o dev-pcmcia.o dev-rng.o \
-		   dev-spi.o dev-uart.o dev-wdt.o
+		   dev-spi.o dev-uart.o dev-wdt.o dev-usb-usbd.o
 obj-$(CONFIG_EARLY_PRINTK)	+= early_printk.o
 
 obj-y		+= boards/
diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c
index feb0525..ea4ea77 100644
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -24,6 +24,7 @@
 #include <bcm63xx_dev_flash.h>
 #include <bcm63xx_dev_pcmcia.h>
 #include <bcm63xx_dev_spi.h>
+#include <bcm63xx_dev_usb_usbd.h>
 #include <board_bcm963xx.h>
 
 #define PFX	"board_bcm963xx: "
@@ -42,6 +43,12 @@ static struct board_info __initdata board_96328avng = {
 
 	.has_uart0			= 1,
 	.has_pci			= 1,
+	.has_usbd			= 0,
+
+	.usbd = {
+		.use_fullspeed		= 0,
+		.port_no		= 0,
+	},
 
 	.leds = {
 		{
@@ -888,6 +895,9 @@ int __init board_register_devices(void)
 	    !board_get_mac_address(board.enet1.mac_addr))
 		bcm63xx_enet_register(1, &board.enet1);
 
+	if (board.has_usbd)
+		bcm63xx_usbd_register(&board.usbd);
+
 	if (board.has_dsp)
 		bcm63xx_dsp_register(&board.dsp);
 
diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c
index 1db48ad..dff79ab 100644
--- a/arch/mips/bcm63xx/clk.c
+++ b/arch/mips/bcm63xx/clk.c
@@ -160,7 +160,9 @@ static struct clk clk_pcm = {
  */
 static void usbh_set(struct clk *clk, int enable)
 {
-	if (BCMCPU_IS_6348())
+	if (BCMCPU_IS_6328())
+		bcm_hwclock_set(CKCTL_6328_USBH_EN, enable);
+	else if (BCMCPU_IS_6348())
 		bcm_hwclock_set(CKCTL_6348_USBH_EN, enable);
 	else if (BCMCPU_IS_6368())
 		bcm_hwclock_set(CKCTL_6368_USBH_EN, enable);
@@ -171,6 +173,21 @@ static struct clk clk_usbh = {
 };
 
 /*
+ * USB device clock
+ */
+static void usbd_set(struct clk *clk, int enable)
+{
+	if (BCMCPU_IS_6328())
+		bcm_hwclock_set(CKCTL_6328_USBD_EN, enable);
+	else if (BCMCPU_IS_6368())
+		bcm_hwclock_set(CKCTL_6368_USBD_EN, enable);
+}
+
+static struct clk clk_usbd = {
+	.set	= usbd_set,
+};
+
+/*
  * SPI clock
  */
 static void spi_set(struct clk *clk, int enable)
@@ -284,6 +301,8 @@ struct clk *clk_get(struct device *dev, const char *id)
 		return &clk_ephy;
 	if (!strcmp(id, "usbh"))
 		return &clk_usbh;
+	if (!strcmp(id, "usbd"))
+		return &clk_usbd;
 	if (!strcmp(id, "spi"))
 		return &clk_spi;
 	if (!strcmp(id, "xtm"))
diff --git a/arch/mips/bcm63xx/dev-usb-usbd.c b/arch/mips/bcm63xx/dev-usb-usbd.c
new file mode 100644
index 0000000..508bd9d
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-usb-usbd.c
@@ -0,0 +1,65 @@
+/*
+ * 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) 2012 Kevin Cernekee <cernekee@gmail.com>
+ * Copyright (C) 2012 Broadcom Corporation
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_dev_usb_usbd.h>
+
+#define NUM_MMIO		2
+#define NUM_IRQ			7
+
+static struct resource usbd_resources[NUM_MMIO + NUM_IRQ];
+
+static u64 usbd_dmamask = DMA_BIT_MASK(32);
+
+static struct platform_device bcm63xx_usbd_device = {
+	.name		= "bcm63xx_udc",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(usbd_resources),
+	.resource	= usbd_resources,
+	.dev		= {
+		.dma_mask		= &usbd_dmamask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+};
+
+int __init bcm63xx_usbd_register(const struct bcm63xx_usbd_platform_data *pd)
+{
+	const int irq_list[NUM_IRQ] = { IRQ_USBD,
+		IRQ_USBD_RXDMA0, IRQ_USBD_TXDMA0,
+		IRQ_USBD_RXDMA1, IRQ_USBD_TXDMA1,
+		IRQ_USBD_RXDMA2, IRQ_USBD_TXDMA2 };
+	int i;
+
+	if (!BCMCPU_IS_6328() && !BCMCPU_IS_6368())
+		return 0;
+
+	usbd_resources[0].start = bcm63xx_regset_address(RSET_USBD);
+	usbd_resources[0].end = usbd_resources[0].start + RSET_USBD_SIZE - 1;
+	usbd_resources[0].flags = IORESOURCE_MEM;
+
+	usbd_resources[1].start = bcm63xx_regset_address(RSET_USBDMA);
+	usbd_resources[1].end = usbd_resources[1].start + RSET_USBDMA_SIZE - 1;
+	usbd_resources[1].flags = IORESOURCE_MEM;
+
+	for (i = 0; i < NUM_IRQ; i++) {
+		struct resource *r = &usbd_resources[NUM_MMIO + i];
+
+		r->start = r->end = bcm63xx_get_irq_number(irq_list[i]);
+		r->flags = IORESOURCE_IRQ;
+	}
+
+	platform_device_add_data(&bcm63xx_usbd_device, pd, sizeof(*pd));
+
+	return platform_device_register(&bcm63xx_usbd_device);
+}