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usb: renesas_usbhs: expand USB-DMAC channels for R-Car Gen2

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This patch expands USB-DMAC channels for R-Car Gen2 SoCs. The SoCs
have 4 channels. If d{2,3}_{t,x}x_id are not set, this driver never
uses the expanded USB-DMAC channels.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Yoshihiro Shimoda
2014-11-10 20:02:47 +09:00
committed by Felipe Balbi
parent 53e734b1ec
commit d3cf6a4b01
4 changed files with 11 additions and 1 deletions
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2
drivers/usb/renesas_usbhs/fifo.h
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@@ -38,7 +38,7 @@ struct usbhs_fifo {
struct sh_dmae_slave rx_slave;
};
#define USBHS_MAX_NUM_DFIFO 2
#define USBHS_MAX_NUM_DFIFO 4
struct usbhs_fifo_info {
struct usbhs_fifo cfifo;
struct usbhs_fifo dfifo[USBHS_MAX_NUM_DFIFO];