From patchwork Sat Oct 27 13:35:56 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 1655671 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id EBCEEDFAC4 for ; Sat, 27 Oct 2012 13:36:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758411Ab2J0NgZ (ORCPT ); Sat, 27 Oct 2012 09:36:25 -0400 Received: from arroyo.ext.ti.com ([192.94.94.40]:38540 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758171Ab2J0NgX (ORCPT ); Sat, 27 Oct 2012 09:36:23 -0400 Received: from dbdp20.itg.ti.com ([172.24.170.38]) by arroyo.ext.ti.com (8.13.7/8.13.7) with ESMTP id q9RDaDa8021593; Sat, 27 Oct 2012 08:36:14 -0500 Received: from DBDE70.ent.ti.com (localhost [127.0.0.1]) by dbdp20.itg.ti.com (8.13.8/8.13.8) with ESMTP id q9RDaD3N020327; Sat, 27 Oct 2012 19:06:13 +0530 (IST) Received: from dbdp32.itg.ti.com (172.24.170.251) by dbde70.ent.ti.com (172.24.170.148) with Microsoft SMTP Server id 14.1.323.3; Sat, 27 Oct 2012 19:06:12 +0530 Received: from a0393678lt.apr.dhcp.ti.com (smtpvbd.itg.ti.com [172.24.170.250]) by dbdp32.itg.ti.com (8.13.8/8.13.8) with ESMTP id q9RDa2na030957; Sat, 27 Oct 2012 19:06:12 +0530 From: Kishon Vijay Abraham I To: , , , , , , , , , , Subject: [PATCH v3 3/3] ARM: OMAP: ocp2scp: create omap device for ocp2scp Date: Sat, 27 Oct 2012 19:05:56 +0530 Message-ID: <1351344956-22868-4-git-send-email-kishon@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1351344956-22868-1-git-send-email-kishon@ti.com> References: <1351344956-22868-1-git-send-email-kishon@ti.com> MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Platfrom device for ocp2scp is created using omap_device_build in devices file. This is used for both omap4(musb) and omap5(dwc3). Signed-off-by: Kishon Vijay Abraham I --- arch/arm/mach-omap2/devices.c | 79 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index c8c2117..4f3c58c 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include @@ -613,6 +614,83 @@ static void omap_init_vout(void) static inline void omap_init_vout(void) {} #endif +#if defined(CONFIG_OMAP_OCP2SCP) || defined(CONFIG_OMAP_OCP2SCP_MODULE) +static int count_ocp2scp_devices(struct omap_ocp2scp_dev *ocp2scp_dev) +{ + int cnt = 0; + + while (ocp2scp_dev->drv_name != NULL) { + cnt++; + ocp2scp_dev++; + } + + return cnt; +} + +static void omap_init_ocp2scp(void) +{ + struct omap_hwmod *oh; + struct platform_device *pdev; + int bus_id = -1, dev_cnt = 0, i; + struct omap_ocp2scp_dev *ocp2scp_dev; + const char *oh_name, *name; + struct omap_ocp2scp_platform_data *pdata; + + if (!cpu_is_omap44xx()) + return; + + oh_name = "ocp2scp_usb_phy"; + name = "omap-ocp2scp"; + + oh = omap_hwmod_lookup(oh_name); + if (!oh) { + pr_err("%s: could not find omap_hwmod for %s\n", __func__, + oh_name); + return; + } + + pdata = kzalloc(sizeof(*pdata), GFP_KERNEL); + if (!pdata) { + pr_err("%s: No memory for ocp2scp pdata\n", __func__); + return; + } + + ocp2scp_dev = oh->dev_attr; + dev_cnt = count_ocp2scp_devices(ocp2scp_dev); + + if (!dev_cnt) { + pr_err("%s: No devices connected to ocp2scp\n", __func__); + kfree(pdata); + return; + } + + pdata->devices = kzalloc(sizeof(struct omap_ocp2scp_dev *) + * dev_cnt, GFP_KERNEL); + if (!pdata->devices) { + pr_err("%s: No memory for ocp2scp pdata devices\n", __func__); + kfree(pdata); + return; + } + + for (i = 0; i < dev_cnt; i++, ocp2scp_dev++) + pdata->devices[i] = ocp2scp_dev; + + pdata->dev_cnt = dev_cnt; + + pdev = omap_device_build(name, bus_id, oh, pdata, sizeof(*pdata), NULL, + 0, false); + if (IS_ERR(pdev)) { + pr_err("Could not build omap_device for %s %s\n", + name, oh_name); + kfree(pdata->devices); + kfree(pdata); + return; + } +} +#else +static inline void omap_init_ocp2scp(void) { } +#endif + /*-------------------------------------------------------------------------*/ static int __init omap2_init_devices(void) @@ -640,6 +718,7 @@ static int __init omap2_init_devices(void) omap_init_sham(); omap_init_aes(); omap_init_vout(); + omap_init_ocp2scp(); return 0; }