From patchwork Sat Dec 14 05:52:00 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Horman X-Patchwork-Id: 3346831 Return-Path: X-Original-To: patchwork-ltsi-dev@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 8BDFE9F243 for ; Sat, 14 Dec 2013 06:57:29 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B19852055B for ; Sat, 14 Dec 2013 06:57:28 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) by mail.kernel.org (Postfix) with ESMTP id C8C61204EA for ; Sat, 14 Dec 2013 06:57:27 +0000 (UTC) Received: from mail.linux-foundation.org (localhost [IPv6:::1]) by mail.linuxfoundation.org (Postfix) with ESMTP id F3BA390D; Sat, 14 Dec 2013 06:56:37 +0000 (UTC) X-Original-To: ltsi-dev@lists.linuxfoundation.org Delivered-To: ltsi-dev@mail.linuxfoundation.org Received: from smtp2.linuxfoundation.org (smtp2.linux-foundation.org [172.17.192.36]) by mail.linuxfoundation.org (Postfix) with ESMTP id 43110AF3 for ; Sat, 14 Dec 2013 06:56:27 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from kirsty.vergenet.net (kirsty.vergenet.net [202.4.237.240]) by smtp2.linuxfoundation.org (Postfix) with ESMTP id 643BE1DDC6 for ; Sat, 14 Dec 2013 06:56:26 +0000 (UTC) Received: from penelope.isobedori.kobe.vergenet.net (g1-27-253-251-111.bmobile.ne.jp [27.253.251.111]) by kirsty.vergenet.net (Postfix) with ESMTP id 067102671D9; Sat, 14 Dec 2013 16:58:31 +1100 (EST) Received: by penelope.isobedori.kobe.vergenet.net (Postfix, from userid 7100) id CB8F57C0393; Sat, 14 Dec 2013 14:53:56 +0900 (JST) From: Simon Horman To: ltsi-dev@lists.linuxfoundation.org Date: Sat, 14 Dec 2013 14:52:00 +0900 Message-Id: <1387000406-29111-152-git-send-email-horms+renesas@verge.net.au> X-Mailer: git-send-email 1.8.4 In-Reply-To: <1387000406-29111-1-git-send-email-horms+renesas@verge.net.au> References: <1387000406-29111-1-git-send-email-horms+renesas@verge.net.au> X-Spam-Status: No, score=-2.3 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org Cc: Magnus Damm Subject: [LTSI-dev] [PATCH 151/237] ARM: shmobile: bockw: add USB Function support X-BeenThere: ltsi-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: "A list to discuss patches, development, and other things related to the LTSI project" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: ltsi-dev-bounces@lists.linuxfoundation.org Errors-To: ltsi-dev-bounces@lists.linuxfoundation.org X-Virus-Scanned: ClamAV using ClamSMTP From: Kuninori Morimoto Bock-W USB1 (CN29) can be USB Host/Func by SW98/SW99 settings. USB Func will be enabled if CONFIG_USB_RENESAS_USBHS_UDC[_MODULE] was selected on this patch Signed-off-by: Kuninori Morimoto Signed-off-by: Simon Horman (cherry picked from commit 81a0d9062d5c93490b215d2440bbd7deb3918707) Signed-off-by: Simon Horman --- arch/arm/mach-shmobile/board-bockw.c | 81 ++++++++++++++++++++++++++++++++++-- 1 file changed, 78 insertions(+), 3 deletions(-) diff --git a/arch/arm/mach-shmobile/board-bockw.c b/arch/arm/mach-shmobile/board-bockw.c index dffaf68..0559f21 100644 --- a/arch/arm/mach-shmobile/board-bockw.c +++ b/arch/arm/mach-shmobile/board-bockw.c @@ -32,6 +32,7 @@ #include #include #include +#include #include #include #include @@ -99,6 +100,16 @@ static void __iomem *fpga; * # amixer set "LINEOUT Mixer DACL" on */ +/* + * USB + * + * USB1 (CN29) can be Host/Function + * + * Host Func + * SW98 1 2 + * SW99 1 3 + */ + /* Dummy supplies, where voltage doesn't matter */ static struct regulator_consumer_supply dummy_supplies[] = { REGULATOR_SUPPLY("vddvario", "smsc911x"), @@ -117,13 +128,71 @@ static struct resource smsc911x_resources[] __initdata = { DEFINE_RES_IRQ(irq_pin(0)), /* IRQ 0 */ }; +#if IS_ENABLED(CONFIG_USB_RENESAS_USBHS_UDC) +/* + * When USB1 is Func + */ +static int usbhsf_get_id(struct platform_device *pdev) +{ + return USBHS_GADGET; +} + +#define SUSPMODE 0x102 +static int usbhsf_power_ctrl(struct platform_device *pdev, + void __iomem *base, int enable) +{ + enable = !!enable; + + r8a7778_usb_phy_power(enable); + + iowrite16(enable << 14, base + SUSPMODE); + + return 0; +} + +static struct resource usbhsf_resources[] __initdata = { + DEFINE_RES_MEM(0xffe60000, 0x110), + DEFINE_RES_IRQ(gic_iid(0x4f)), +}; + +static struct renesas_usbhs_platform_info usbhs_info __initdata = { + .platform_callback = { + .get_id = usbhsf_get_id, + .power_ctrl = usbhsf_power_ctrl, + }, + .driver_param = { + .buswait_bwait = 4, + }, +}; + +#define USB_PHY_SETTING {.port1_func = 1, .ovc_pin[1].active_high = 1,} +#define USB1_DEVICE "renesas_usbhs" +#define ADD_USB_FUNC_DEVICE_IF_POSSIBLE() \ + platform_device_register_resndata( \ + &platform_bus, "renesas_usbhs", -1, \ + usbhsf_resources, \ + ARRAY_SIZE(usbhsf_resources), \ + &usbhs_info, sizeof(struct renesas_usbhs_platform_info)) + +#else +/* + * When USB1 is Host + */ +#define USB_PHY_SETTING { } +#define USB1_DEVICE "ehci-platform" +#define ADD_USB_FUNC_DEVICE_IF_POSSIBLE() + +#endif + /* USB */ static struct resource usb_phy_resources[] __initdata = { DEFINE_RES_MEM(0xffe70800, 0x100), DEFINE_RES_MEM(0xffe76000, 0x100), }; -static struct rcar_phy_platform_data usb_phy_platform_data __initdata; +static struct rcar_phy_platform_data usb_phy_platform_data __initdata = + USB_PHY_SETTING; + /* SDHI */ static struct sh_mobile_sdhi_info sdhi0_info __initdata = { @@ -471,7 +540,7 @@ static const struct pinctrl_map bockw_pinctrl_map[] = { /* USB */ PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform", "pfc-r8a7778", "usb0", "usb0"), - PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform", "pfc-r8a7778", + PIN_MAP_MUX_GROUP_DEFAULT(USB1_DEVICE, "pfc-r8a7778", "usb1", "usb1"), /* SDHI0 */ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", @@ -615,6 +684,12 @@ static void __init bockw_init(void) } } +static void __init bockw_init_late(void) +{ + r8a7778_init_late(); + ADD_USB_FUNC_DEVICE_IF_POSSIBLE(); +} + static const char *bockw_boards_compat_dt[] __initdata = { "renesas,bockw", NULL, @@ -625,5 +700,5 @@ DT_MACHINE_START(BOCKW_DT, "bockw") .init_irq = r8a7778_init_irq_dt, .init_machine = bockw_init, .dt_compat = bockw_boards_compat_dt, - .init_late = r8a7778_init_late, + .init_late = bockw_init_late, MACHINE_END