Add the function to register the MUSB platform device.
Signed-off-by: Sergei Shtylyov <[email protected]>
---
The patch is against the recent DaVinci tree. Tested on DA830 EVM.
Changes since the previos version:
- moved the code/data from devices-da8xx.c to usb.c, using the already
existing platform device...
arch/arm/mach-davinci/include/mach/da8xx.h | 1
arch/arm/mach-davinci/usb.c | 34 +++++++++++++++++++++++++++++
2 files changed, 35 insertions(+)
Index: linux-davinci/arch/arm/mach-davinci/include/mach/da8xx.h
===================================================================
--- linux-davinci.orig/arch/arm/mach-davinci/include/mach/da8xx.h
+++ linux-davinci/arch/arm/mach-davinci/include/mach/da8xx.h
@@ -82,6 +82,7 @@ int da8xx_cppi41_init(void);
int da8xx_register_edma(void);
int da8xx_register_i2c(int instance, struct davinci_i2c_platform_data *pdata);
int da8xx_register_watchdog(void);
+int da8xx_register_usb20(unsigned mA, unsigned potpgt);
int da8xx_register_usb11(struct da8xx_ohci_root_hub *pdata);
int da8xx_register_emac(void);
int da8xx_register_lcdc(struct da8xx_lcdc_platform_data *pdata);
Index: linux-davinci/arch/arm/mach-davinci/usb.c
===================================================================
--- linux-davinci.orig/arch/arm/mach-davinci/usb.c
+++ linux-davinci/arch/arm/mach-davinci/usb.c
@@ -13,6 +13,8 @@
#include <mach/usb.h>
#define DAVINCI_USB_OTG_BASE 0x01c64000
+
+#define DA8XX_USB0_BASE 0x01e00000
#define DA8XX_USB1_BASE 0x01e25000
#if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
@@ -98,12 +100,44 @@ void __init davinci_setup_usb(unsigned m
platform_device_register(&usb_dev);
}
+#ifdef CONFIG_ARCH_DAVINCI_DA8XX
+static struct resource da8xx_usb20_resources[] = {
+ {
+ .start = DA8XX_USB0_BASE,
+ .end = DA8XX_USB0_BASE + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = IRQ_DA8XX_USB_INT,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+int __init da8xx_register_usb20(unsigned mA, unsigned potpgt)
+{
+ usb_data.clock = "usb20";
+ usb_data.power = mA > 510 ? 255 : mA / 2;
+ usb_data.potpgt = (potpgt + 1) / 2;
+
+ usb_dev.resource = da8xx_usb20_resources;
+ usb_dev.num_resources = ARRAY_SIZE(da8xx_usb20_resources);
+
+ return platform_device_register(&usb_dev);
+}
+#endif /* CONFIG_DAVINCI_DA8XX */
+
#else
void __init davinci_setup_usb(unsigned mA, unsigned potpgt_ms)
{
}
+#ifdef CONFIG_ARCH_DAVINCI_DA8XX
+int __init da8xx_register_usb20(unsigned mA, unsigned potpgt)
+{
+}
+#endif
+
#endif /* CONFIG_USB_MUSB_HDRC */
#ifdef CONFIG_ARCH_DAVINCI_DA8XX
_______________________________________________
Davinci-linux-open-source mailing list
[email protected]
http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
