mach-ux500: add platform data for musb

USB resources and DMA40 configurations are dynamically with
the data provided in ux500_add_usb() call. Though only DMA40
configurations differ between U8500 and U5500 (USB resource
are common between them).

Signed-off-by: Mian Yousaf Kaukab <mian-yousaf.kaukab@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 25 insertions, 0 deletions

diff --git a/arch/arm/mach-ux500/include/mach/usb.h b/arch/arm/mach-ux500/include/mach/usb.h
new file mode 100644
index 000000000000..d3739d418813
--- /dev/null
+++ b/arch/arm/mach-ux500/include/mach/usb.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2011
+ *
+ * Author: Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com>
+ * License terms: GNU General Public License (GPL) version 2
+ */
+#ifndef __ASM_ARCH_USB_H
+#define __ASM_ARCH_USB_H
+
+#include <linux/dmaengine.h>
+
+#define UX500_MUSB_DMA_NUM_RX_CHANNELS 8
+#define UX500_MUSB_DMA_NUM_TX_CHANNELS 8
+
+struct ux500_musb_board_data {
+        void    **dma_rx_param_array;
+        void    **dma_tx_param_array;
+        u32     num_rx_channels;
+        u32     num_tx_channels;
+        bool (*dma_filter)(struct dma_chan *chan, void *filter_param);
+};
+
+void ux500_add_usb(resource_size_t base, int irq, int *dma_rx_cfg,
+        int *dma_tx_cfg);
+#endif