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Diffstat (limited to 'arch/mips/alchemy/common/platform.c')
-rw-r--r--arch/mips/alchemy/common/platform.c99
1 files changed, 88 insertions, 11 deletions
diff --git a/arch/mips/alchemy/common/platform.c b/arch/mips/alchemy/common/platform.c
index c8e5d72a582..9837a134a6d 100644
--- a/arch/mips/alchemy/common/platform.c
+++ b/arch/mips/alchemy/common/platform.c
@@ -17,6 +17,8 @@
#include <linux/platform_device.h>
#include <linux/serial_8250.h>
#include <linux/slab.h>
+#include <linux/usb/ehci_pdriver.h>
+#include <linux/usb/ohci_pdriver.h>
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-au1x00/au1xxx_dbdma.h>
@@ -51,7 +53,7 @@ static void alchemy_8250_pm(struct uart_port *port, unsigned int state,
.irq = _irq, \
.regshift = 2, \
.iotype = UPIO_AU, \
- .flags = UPF_SKIP_TEST | UPF_IOREMAP | \
+ .flags = UPF_SKIP_TEST | UPF_IOREMAP | \
UPF_FIXED_TYPE, \
.type = PORT_16550A, \
.pm = alchemy_8250_pm, \
@@ -82,6 +84,12 @@ static struct plat_serial8250_port au1x00_uart_data[][4] __initdata = {
PORT(AU1000_UART0_PHYS_ADDR, AU1200_UART0_INT),
PORT(AU1000_UART1_PHYS_ADDR, AU1200_UART1_INT),
},
+ [ALCHEMY_CPU_AU1300] = {
+ PORT(AU1300_UART0_PHYS_ADDR, AU1300_UART0_INT),
+ PORT(AU1300_UART1_PHYS_ADDR, AU1300_UART1_INT),
+ PORT(AU1300_UART2_PHYS_ADDR, AU1300_UART2_INT),
+ PORT(AU1300_UART3_PHYS_ADDR, AU1300_UART3_INT),
+ },
};
static struct platform_device au1xx0_uart_device = {
@@ -116,16 +124,65 @@ static void __init alchemy_setup_uarts(int ctype)
static u64 alchemy_ohci_dmamask = DMA_BIT_MASK(32);
static u64 __maybe_unused alchemy_ehci_dmamask = DMA_BIT_MASK(32);
+/* Power on callback for the ehci platform driver */
+static int alchemy_ehci_power_on(struct platform_device *pdev)
+{
+ return alchemy_usb_control(ALCHEMY_USB_EHCI0, 1);
+}
+
+/* Power off/suspend callback for the ehci platform driver */
+static void alchemy_ehci_power_off(struct platform_device *pdev)
+{
+ alchemy_usb_control(ALCHEMY_USB_EHCI0, 0);
+}
+
+static struct usb_ehci_pdata alchemy_ehci_pdata = {
+ .no_io_watchdog = 1,
+ .power_on = alchemy_ehci_power_on,
+ .power_off = alchemy_ehci_power_off,
+ .power_suspend = alchemy_ehci_power_off,
+};
+
+/* Power on callback for the ohci platform driver */
+static int alchemy_ohci_power_on(struct platform_device *pdev)
+{
+ int unit;
+
+ unit = (pdev->id == 1) ?
+ ALCHEMY_USB_OHCI1 : ALCHEMY_USB_OHCI0;
+
+ return alchemy_usb_control(unit, 1);
+}
+
+/* Power off/suspend callback for the ohci platform driver */
+static void alchemy_ohci_power_off(struct platform_device *pdev)
+{
+ int unit;
+
+ unit = (pdev->id == 1) ?
+ ALCHEMY_USB_OHCI1 : ALCHEMY_USB_OHCI0;
+
+ alchemy_usb_control(unit, 0);
+}
+
+static struct usb_ohci_pdata alchemy_ohci_pdata = {
+ .power_on = alchemy_ohci_power_on,
+ .power_off = alchemy_ohci_power_off,
+ .power_suspend = alchemy_ohci_power_off,
+};
+
static unsigned long alchemy_ohci_data[][2] __initdata = {
[ALCHEMY_CPU_AU1000] = { AU1000_USB_OHCI_PHYS_ADDR, AU1000_USB_HOST_INT },
[ALCHEMY_CPU_AU1500] = { AU1000_USB_OHCI_PHYS_ADDR, AU1500_USB_HOST_INT },
[ALCHEMY_CPU_AU1100] = { AU1000_USB_OHCI_PHYS_ADDR, AU1100_USB_HOST_INT },
[ALCHEMY_CPU_AU1550] = { AU1550_USB_OHCI_PHYS_ADDR, AU1550_USB_HOST_INT },
[ALCHEMY_CPU_AU1200] = { AU1200_USB_OHCI_PHYS_ADDR, AU1200_USB_INT },
+ [ALCHEMY_CPU_AU1300] = { AU1300_USB_OHCI0_PHYS_ADDR, AU1300_USB_INT },
};
static unsigned long alchemy_ehci_data[][2] __initdata = {
[ALCHEMY_CPU_AU1200] = { AU1200_USB_EHCI_PHYS_ADDR, AU1200_USB_INT },
+ [ALCHEMY_CPU_AU1300] = { AU1300_USB_EHCI_PHYS_ADDR, AU1300_USB_INT },
};
static int __init _new_usbres(struct resource **r, struct platform_device **d)
@@ -161,16 +218,17 @@ static void __init alchemy_setup_usb(int ctype)
res[1].start = alchemy_ohci_data[ctype][1];
res[1].end = res[1].start;
res[1].flags = IORESOURCE_IRQ;
- pdev->name = "au1xxx-ohci";
+ pdev->name = "ohci-platform";
pdev->id = 0;
pdev->dev.dma_mask = &alchemy_ohci_dmamask;
+ pdev->dev.platform_data = &alchemy_ohci_pdata;
if (platform_device_register(pdev))
printk(KERN_INFO "Alchemy USB: cannot add OHCI0\n");
- /* setup EHCI0: Au1200 */
- if (ctype == ALCHEMY_CPU_AU1200) {
+ /* setup EHCI0: Au1200/Au1300 */
+ if ((ctype == ALCHEMY_CPU_AU1200) || (ctype == ALCHEMY_CPU_AU1300)) {
if (_new_usbres(&res, &pdev))
return;
@@ -180,13 +238,34 @@ static void __init alchemy_setup_usb(int ctype)
res[1].start = alchemy_ehci_data[ctype][1];
res[1].end = res[1].start;
res[1].flags = IORESOURCE_IRQ;
- pdev->name = "au1xxx-ehci";
+ pdev->name = "ehci-platform";
pdev->id = 0;
pdev->dev.dma_mask = &alchemy_ehci_dmamask;
+ pdev->dev.platform_data = &alchemy_ehci_pdata;
if (platform_device_register(pdev))
printk(KERN_INFO "Alchemy USB: cannot add EHCI0\n");
}
+
+ /* Au1300: OHCI1 */
+ if (ctype == ALCHEMY_CPU_AU1300) {
+ if (_new_usbres(&res, &pdev))
+ return;
+
+ res[0].start = AU1300_USB_OHCI1_PHYS_ADDR;
+ res[0].end = res[0].start + 0x100 - 1;
+ res[0].flags = IORESOURCE_MEM;
+ res[1].start = AU1300_USB_INT;
+ res[1].end = res[1].start;
+ res[1].flags = IORESOURCE_IRQ;
+ pdev->name = "ohci-platform";
+ pdev->id = 1;
+ pdev->dev.dma_mask = &alchemy_ohci_dmamask;
+ pdev->dev.platform_data = &alchemy_ohci_pdata;
+
+ if (platform_device_register(pdev))
+ printk(KERN_INFO "Alchemy USB: cannot add OHCI1\n");
+ }
}
/* Macro to help defining the Ethernet MAC resources */
@@ -307,13 +386,12 @@ static void __init alchemy_setup_macs(int ctype)
if (alchemy_get_macs(ctype) < 1)
return;
- macres = kmalloc(sizeof(struct resource) * MAC_RES_COUNT, GFP_KERNEL);
+ macres = kmemdup(au1xxx_eth0_resources[ctype],
+ sizeof(struct resource) * MAC_RES_COUNT, GFP_KERNEL);
if (!macres) {
printk(KERN_INFO "Alchemy: no memory for MAC0 resources\n");
return;
}
- memcpy(macres, au1xxx_eth0_resources[ctype],
- sizeof(struct resource) * MAC_RES_COUNT);
au1xxx_eth0_device.resource = macres;
i = prom_get_ethernet_addr(ethaddr);
@@ -329,13 +407,12 @@ static void __init alchemy_setup_macs(int ctype)
if (alchemy_get_macs(ctype) < 2)
return;
- macres = kmalloc(sizeof(struct resource) * MAC_RES_COUNT, GFP_KERNEL);
+ macres = kmemdup(au1xxx_eth1_resources[ctype],
+ sizeof(struct resource) * MAC_RES_COUNT, GFP_KERNEL);
if (!macres) {
printk(KERN_INFO "Alchemy: no memory for MAC1 resources\n");
return;
}
- memcpy(macres, au1xxx_eth1_resources[ctype],
- sizeof(struct resource) * MAC_RES_COUNT);
au1xxx_eth1_device.resource = macres;
ethaddr[5] += 1; /* next addr for 2nd MAC */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-14 05:44:00 +0000