From mboxrd@z Thu Jan 1 00:00:00 1970 From: rentao.bupt@gmail.com Date: Fri, 31 Jan 2020 14:21:56 -0800 Subject: [PATCH 2/3] usb: gadget: aspeed: add ast2600 vhub support In-Reply-To: <20200131222157.20849-1-rentao.bupt@gmail.com> References: <20200131222157.20849-1-rentao.bupt@gmail.com> Message-ID: <20200131222157.20849-3-rentao.bupt@gmail.com> List-Id: To: linux-aspeed@lists.ozlabs.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit From: Tao Ren 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 Reviewed-by: Andrew Jeffery --- drivers/usb/gadget/udc/aspeed-vhub/Kconfig | 4 ++-- drivers/usb/gadget/udc/aspeed-vhub/core.c | 9 +++++++++ 2 files changed, 11 insertions(+), 2 deletions(-) diff --git a/drivers/usb/gadget/udc/aspeed-vhub/Kconfig b/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 and USB2.0 diff --git a/drivers/usb/gadget/udc/aspeed-vhub/core.c b/drivers/usb/gadget/udc/aspeed-vhub/core.c index 94081cc04113..c827bf420278 100644 --- a/drivers/usb/gadget/udc/aspeed-vhub/core.c +++ b/drivers/usb/gadget/udc/aspeed-vhub/core.c @@ -42,6 +42,11 @@ static const struct ast_vhub_config ast2400_config = { .max_epns = 15, }; +static const struct ast_vhub_config ast2600_config = { + .max_ports = 7, + .max_epns = 21, +}; + static const struct of_device_id ast_vhub_dt_ids[] = { { .compatible = "aspeed,ast2400-usb-vhub", @@ -51,6 +56,10 @@ static const struct of_device_id ast_vhub_dt_ids[] = { .compatible = "aspeed,ast2500-usb-vhub", .data = &ast2400_config, }, + { + .compatible = "aspeed,ast2600-usb-vhub", + .data = &ast2600_config, + }, { } }; MODULE_DEVICE_TABLE(of, ast_vhub_dt_ids); -- 2.17.1