Re: [PATCH v4 3/7] usb: gadget: aspeed: add ast2600 vhub support
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: 2020-02-27 04:10:39
Also in:
linux-aspeed, linux-devicetree, linux-usb, lkml, openbmc
On Wed, 2020-02-26 at 15:03 -0800, rentao.bupt@gmail.com wrote:
From: Tao Ren <redacted>
Add AST2600 support in aspeed-vhub driver. There are 3 major
differences
between AST2500 and AST2600 vhub:
- AST2600 supports 7 downstream ports while AST2500 supports 5.
- AST2600 supports 21 generic endpoints while AST2500 supports 15.
- EP0 data buffer's 8-byte DMA alignment restriction is removed
from
AST2600.
Signed-off-by: Tao Ren <redacted>
Reviewed-by: Andrew Jeffery <redacted>Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
quoted hunk ↗ jump to hunk
--- No Change in v3/v4. Changes in v2: - removed "ast_vhub_config" related logic. drivers/usb/gadget/udc/aspeed-vhub/Kconfig | 4 ++-- drivers/usb/gadget/udc/aspeed-vhub/core.c | 3 +++ 2 files changed, 5 insertions(+), 2 deletions(-)diff --git a/drivers/usb/gadget/udc/aspeed-vhub/Kconfigb/drivers/usb/gadget/udc/aspeed-vhub/Kconfig index 83ba8a2eb6af..605500b19cf3 100644--- a/drivers/usb/gadget/udc/aspeed-vhub/Kconfig +++ b/drivers/usb/gadget/udc/aspeed-vhub/Kconfig@@ -4,5 +4,5 @@ config USB_ASPEED_VHUB depends on ARCH_ASPEED || COMPILE_TEST depends on USB_LIBCOMPOSITE help - USB peripheral controller for the Aspeed AST2500 family - SoCs supporting the "vHub" functionality and USB2.0 + USB peripheral controller for the Aspeed AST2400, AST2500 and + AST2600 family SoCs supporting the "vHub" functionality andUSB2.0diff --git a/drivers/usb/gadget/udc/aspeed-vhub/core.cb/drivers/usb/gadget/udc/aspeed-vhub/core.c index f8ab8e012f34..f8d35dd60c34 100644--- a/drivers/usb/gadget/udc/aspeed-vhub/core.c +++ b/drivers/usb/gadget/udc/aspeed-vhub/core.c@@ -423,6 +423,9 @@ static const struct of_device_idast_vhub_dt_ids[] = { { .compatible = "aspeed,ast2500-usb-vhub", }, + { + .compatible = "aspeed,ast2600-usb-vhub", + }, { } }; MODULE_DEVICE_TABLE(of, ast_vhub_dt_ids);
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