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authorRalf Baechle <ralf@linux-mips.org>2012-09-27 16:09:45 (GMT)
committerRalf Baechle <ralf@linux-mips.org>2012-09-27 16:09:45 (GMT)
commit8922c9b4b2e3b1b845b46e8da61ad228d8f1b121 (patch)
tree0342521aa22e175a1c22c38f005ec7fd2037ff99 /arch/mips/bcm63xx
parent73d155b304575435cd9f6deeb93fbd4d2a6cc9af (diff)
parent22df90f6bb687db58298084a200782dd0148d247 (diff)
downloadlinux-8922c9b4b2e3b1b845b46e8da61ad228d8f1b121.tar.xz
Merge branch 'broadcom' of git://dev.phrozen.org/mips-next into mips-for-linux-next
Diffstat (limited to 'arch/mips/bcm63xx')
-rw-r--r--arch/mips/bcm63xx/Makefile2
-rw-r--r--arch/mips/bcm63xx/boards/board_bcm963xx.c10
-rw-r--r--arch/mips/bcm63xx/clk.c21
-rw-r--r--arch/mips/bcm63xx/dev-usb-usbd.c65
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);
+}