mach-ux500: add MUSB to db8500 devices
- DMA tx and rx maps for usb channels are set to be configured at
runtime
- GPIO configurations for usb are added
- MUSB is enabled with soc specific base address, irq and dma
configurations
Signed-off-by: Mian Yousaf Kaukab <mian-yousaf.kaukab@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index 5c0fabf..516126c 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -23,8 +23,10 @@
#include <mach/hardware.h>
#include <mach/setup.h>
#include <mach/devices.h>
+#include <mach/usb.h>
#include "devices-db8500.h"
+#include "ste-dma40-db8500.h"
/* minimum static i/o mapping required to boot U8500 platforms */
static struct map_desc u8500_uart_io_desc[] __initdata = {
@@ -154,6 +156,28 @@
IRQ_DB8500_GPIO0, &pdata);
}
+static int usb_db8500_rx_dma_cfg[] = {
+ DB8500_DMA_DEV38_USB_OTG_IEP_1_9,
+ DB8500_DMA_DEV37_USB_OTG_IEP_2_10,
+ DB8500_DMA_DEV36_USB_OTG_IEP_3_11,
+ DB8500_DMA_DEV19_USB_OTG_IEP_4_12,
+ DB8500_DMA_DEV18_USB_OTG_IEP_5_13,
+ DB8500_DMA_DEV17_USB_OTG_IEP_6_14,
+ DB8500_DMA_DEV16_USB_OTG_IEP_7_15,
+ DB8500_DMA_DEV39_USB_OTG_IEP_8
+};
+
+static int usb_db8500_tx_dma_cfg[] = {
+ DB8500_DMA_DEV38_USB_OTG_OEP_1_9,
+ DB8500_DMA_DEV37_USB_OTG_OEP_2_10,
+ DB8500_DMA_DEV36_USB_OTG_OEP_3_11,
+ DB8500_DMA_DEV19_USB_OTG_OEP_4_12,
+ DB8500_DMA_DEV18_USB_OTG_OEP_5_13,
+ DB8500_DMA_DEV17_USB_OTG_OEP_6_14,
+ DB8500_DMA_DEV16_USB_OTG_OEP_7_15,
+ DB8500_DMA_DEV39_USB_OTG_OEP_8
+};
+
/*
* This function is called from the board init
*/
@@ -164,6 +188,7 @@
db8500_add_rtc();
db8500_add_gpios();
+ db8500_add_usb(usb_db8500_rx_dma_cfg, usb_db8500_tx_dma_cfg);
platform_device_register_simple("cpufreq-u8500", -1, NULL, 0);
platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs));