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authorFlorian Fainelli <florian@openwrt.org>2009-03-17 11:28:54 +0000
committerFlorian Fainelli <florian@openwrt.org>2009-03-17 11:28:54 +0000
commit32c29f1aafd66721153ef54a32d311d0c0a749b8 (patch)
tree978c545e5707615f3837b714e65603e8296dc15c /target/linux/brcm63xx/files/arch
parentfb5b85c7c88fb710fdf9e5f0253127fc7e0443d3 (diff)
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fix SPI register switch and prepare for UDC, thanks to Henk Vergonet (#4783)
SVN-Revision: 14914
Diffstat (limited to 'target/linux/brcm63xx/files/arch')
-rw-r--r--target/linux/brcm63xx/files/arch/mips/bcm63xx/Kconfig2
-rw-r--r--target/linux/brcm63xx/files/arch/mips/bcm63xx/Makefile1
-rw-r--r--target/linux/brcm63xx/files/arch/mips/bcm63xx/boards/board_bcm963xx.c29
-rw-r--r--target/linux/brcm63xx/files/arch/mips/bcm63xx/clk.c22
-rw-r--r--target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c4
-rw-r--r--target/linux/brcm63xx/files/arch/mips/bcm63xx/dev-usb-udc.c58
6 files changed, 101 insertions, 15 deletions
diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/Kconfig b/target/linux/brcm63xx/files/arch/mips/bcm63xx/Kconfig
index 57c5a3151b..b21c03e6df 100644
--- a/target/linux/brcm63xx/files/arch/mips/bcm63xx/Kconfig
+++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/Kconfig
@@ -4,6 +4,7 @@ menu "CPU support"
config BCM63XX_CPU_6338
bool "support 6338 CPU"
select USB_ARCH_HAS_OHCI
+ select USB_ARCH_HAS_UDC
select USB_OHCI_BIG_ENDIAN_DESC
select USB_OHCI_BIG_ENDIAN_MMIO
@@ -11,6 +12,7 @@ config BCM63XX_CPU_6348
bool "support 6348 CPU"
select HW_HAS_PCI
select USB_ARCH_HAS_OHCI
+ select USB_ARCH_HAS_UDC
select USB_OHCI_BIG_ENDIAN_DESC
select USB_OHCI_BIG_ENDIAN_MMIO
diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/Makefile b/target/linux/brcm63xx/files/arch/mips/bcm63xx/Makefile
index c1363895a1..d121274cc3 100644
--- a/target/linux/brcm63xx/files/arch/mips/bcm63xx/Makefile
+++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/Makefile
@@ -3,6 +3,7 @@ obj-y += dev-uart.o
obj-y += dev-pcmcia.o
obj-y += dev-usb-ohci.o
obj-y += dev-usb-ehci.o
+obj-y += dev-usb-udc.o
obj-y += dev-enet.o
obj-y += dev-wdt.o
obj-y += dev-spi.o
diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/boards/board_bcm963xx.c b/target/linux/brcm63xx/files/arch/mips/bcm63xx/boards/board_bcm963xx.c
index 8e71fd12c2..c16ebc8672 100644
--- a/target/linux/brcm63xx/files/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -27,6 +27,7 @@
#include <bcm63xx_dev_pcmcia.h>
#include <bcm63xx_dev_usb_ohci.h>
#include <bcm63xx_dev_usb_ehci.h>
+#include <bcm63xx_dev_usb_udc.h>
#include <bcm63xx_dev_spi.h>
#include <board_bcm963xx.h>
@@ -163,27 +164,23 @@ static struct board_info __initdata board_FAST2404 = {
};
static struct board_info __initdata board_DV201AMR = {
- .name = "DV201AMR",
- .expected_cpu_id = 0x6348,
+ .name = "DV201AMR",
+ .expected_cpu_id = 0x6348,
- .has_enet0 = 1,
- .has_enet1 = 1,
- .has_pci = 1,
+ .has_pci = 1,
+ .has_ohci0 = 1,
+ .has_udc0 = 1,
+ .has_enet0 = 1,
+ .has_enet1 = 1,
.enet0 = {
.has_phy = 1,
.use_internal_phy = 1,
},
-
- .enet1 = {
- .force_speed_100 = 1,
- .force_duplex_full = 1,
- },
-
-
- .has_ohci0 = 1,
- .has_pccard = 1,
- .has_ehci0 = 1,
+ .enet1 = {
+ .force_speed_100 = 1,
+ .force_duplex_full = 1,
+ },
};
static struct board_info __initdata board_96348gw_a = {
@@ -525,6 +522,8 @@ int __init board_register_devices(void)
if (board.has_ehci0)
bcm63xx_ehci_register();
+ if (board.has_udc0)
+ bcm63xx_udc_register();
/* Generate MAC address for WLAN and
* register our SPROM */
if (!board_get_mac_address(bcm63xx_sprom.il0mac)) {
diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/clk.c b/target/linux/brcm63xx/files/arch/mips/bcm63xx/clk.c
index ae1f41fe52..ce93c30e86 100644
--- a/target/linux/brcm63xx/files/arch/mips/bcm63xx/clk.c
+++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/clk.c
@@ -137,6 +137,26 @@ static struct clk clk_usbh = {
};
/*
+ * USB slave clock
+ */
+static void usbs_set(struct clk *clk, int enable)
+{
+ u32 mask;
+
+ switch(bcm63xx_get_cpu_id()) {
+ case BCM6338_CPU_ID: mask = CKCTL_6338_USBS_EN; break;
+ case BCM6348_CPU_ID: mask = CKCTL_6348_USBS_EN; break;
+ default:
+ return;
+ }
+ bcm_hwclock_set(mask, enable);
+}
+
+static struct clk clk_usbs = {
+ .set = usbs_set,
+};
+
+/*
* SPI clock
*/
static void spi_set(struct clk *clk, int enable)
@@ -202,6 +222,8 @@ struct clk *clk_get(struct device *dev, const char *id)
return &clk_ephy;
if (!strcmp(id, "usbh"))
return &clk_usbh;
+ if (!strcmp(id, "usbs"))
+ return &clk_usbs;
if (!strcmp(id, "spi"))
return &clk_spi;
if (!strcmp(id, "periph"))
diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c b/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c
index 108ed5f712..f9b6eeba46 100644
--- a/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c
+++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c
@@ -37,6 +37,7 @@ static const unsigned long bcm96338_regs_base[] = {
[RSET_PERF] = BCM_6338_PERF_BASE,
[RSET_TIMER] = BCM_6338_TIMER_BASE,
[RSET_WDT] = BCM_6338_WDT_BASE,
+ [RSET_UDC0] = BCM_6338_UDC0_BASE,
[RSET_UART0] = BCM_6338_UART0_BASE,
[RSET_GPIO] = BCM_6338_GPIO_BASE,
[RSET_SPI] = BCM_6338_SPI_BASE,
@@ -48,6 +49,7 @@ static const int bcm96338_irqs[] = {
[IRQ_SPI] = BCM_6338_SPI_IRQ,
[IRQ_UART0] = BCM_6338_UART0_IRQ,
[IRQ_DSL] = BCM_6338_DSL_IRQ,
+ [IRQ_UDC0] = BCM_6338_UDC0_IRQ,
[IRQ_ENET0] = BCM_6338_ENET0_IRQ,
[IRQ_ENET_PHY] = BCM_6338_ENET_PHY_IRQ,
[IRQ_ENET0_RXDMA] = BCM_6338_ENET0_RXDMA_IRQ,
@@ -83,6 +85,7 @@ static const unsigned long bcm96348_regs_base[] = {
[RSET_OHCI0] = BCM_6348_OHCI0_BASE,
[RSET_OHCI_PRIV] = BCM_6348_OHCI_PRIV_BASE,
[RSET_USBH_PRIV] = BCM_6348_USBH_PRIV_BASE,
+ [RSET_UDC0] = BCM_6348_UDC0_BASE,
[RSET_MPI] = BCM_6348_MPI_BASE,
[RSET_PCMCIA] = BCM_6348_PCMCIA_BASE,
[RSET_SDRAM] = BCM_6348_SDRAM_BASE,
@@ -99,6 +102,7 @@ static const int bcm96348_irqs[] = {
[IRQ_SPI] = BCM_6348_SPI_IRQ,
[IRQ_UART0] = BCM_6348_UART0_IRQ,
[IRQ_DSL] = BCM_6348_DSL_IRQ,
+ [IRQ_UDC0] = BCM_6348_UDC0_IRQ,
[IRQ_ENET0] = BCM_6348_ENET0_IRQ,
[IRQ_ENET1] = BCM_6348_ENET1_IRQ,
[IRQ_ENET_PHY] = BCM_6348_ENET_PHY_IRQ,
diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/dev-usb-udc.c b/target/linux/brcm63xx/files/arch/mips/bcm63xx/dev-usb-udc.c
new file mode 100644
index 0000000000..4459f2f003
--- /dev/null
+++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/dev-usb-udc.c
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2009 Henk Vergonet <Henk.Vergonet@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <bcm63xx_cpu.h>
+
+static struct resource udc_resources[] = {
+ {
+ .start = -1, /* filled at runtime */
+ .end = -1, /* filled at runtime */
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = -1, /* filled at runtime */
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 udc_dmamask = ~(u32)0;
+
+static struct platform_device bcm63xx_udc_device = {
+ .name = "bcm63xx-udc",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(udc_resources),
+ .resource = udc_resources,
+ .dev = {
+ .dma_mask = &udc_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+};
+
+int __init bcm63xx_udc_register(void)
+{
+ if (!BCMCPU_IS_6338() && !BCMCPU_IS_6348())
+ return 0;
+
+ udc_resources[0].start = bcm63xx_regset_address(RSET_UDC0);
+ udc_resources[0].end = udc_resources[0].start;
+ udc_resources[0].end += RSET_UDC_SIZE - 1;
+ udc_resources[1].start = bcm63xx_get_irq_number(IRQ_UDC0);
+ return platform_device_register(&bcm63xx_udc_device);
+}