From patchwork Mon Oct 4 20:24:03 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Victor Rodriguez X-Patchwork-Id: 230091 Received: from arroyo.ext.ti.com (arroyo.ext.ti.com [192.94.94.40]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id o94KOdxm007452 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Mon, 4 Oct 2010 20:25:01 GMT Received: from dlep35.itg.ti.com ([157.170.170.118]) by arroyo.ext.ti.com (8.13.7/8.13.7) with ESMTP id o94KMvmm014048 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 4 Oct 2010 15:22:57 -0500 Received: from linux.omap.com (localhost [127.0.0.1]) by dlep35.itg.ti.com (8.13.7/8.13.7) with ESMTP id o94KMumc005796; Mon, 4 Oct 2010 15:22:56 -0500 (CDT) Received: from linux.omap.com (localhost [127.0.0.1]) by linux.omap.com (Postfix) with ESMTP id 3A17580627; Mon, 4 Oct 2010 15:22:56 -0500 (CDT) X-Original-To: davinci-linux-open-source@linux.davincidsp.com Delivered-To: davinci-linux-open-source@linux.davincidsp.com Received: from dlep36.itg.ti.com (dlep36.itg.ti.com [157.170.170.91]) by linux.omap.com (Postfix) with ESMTP id A9E5980626 for ; Mon, 4 Oct 2010 15:22:54 -0500 (CDT) Received: from emcc1.sasken-mty.naucm.ext.ti.com (localhost [127.0.0.1]) by dlep36.itg.ti.com (8.13.8/8.13.8) with ESMTP id o94KMpRn002958; Mon, 4 Oct 2010 15:22:52 -0500 (CDT) Received: from localhost.localdomain (victor-desktop.sasken-mty.naucm.ext.ti.com [10.87.230.94]) by emcc1.sasken-mty.naucm.ext.ti.com (8.13.8+Sun/8.13.8) with ESMTP id o94KMpwx028227; Mon, 4 Oct 2010 15:22:51 -0500 (CDT) From: To: Subject: [PATCH v1] davinci: EMAC support for Omapl138-Hawkboard Date: Mon, 4 Oct 2010 15:24:03 -0500 Message-Id: <1286223843-20913-1-git-send-email-vm.rod25@gmail.com> X-Mailer: git-send-email 1.6.0.5 Cc: sshtylyov@mvista.com X-BeenThere: davinci-linux-open-source@linux.davincidsp.com X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: davinci-linux-open-source-bounces@linux.davincidsp.com Errors-To: davinci-linux-open-source-bounces@linux.davincidsp.com X-Greylist: Sender succeeded STARTTLS authentication, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Mon, 04 Oct 2010 20:25:01 +0000 (UTC) diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c index c472dd8..b22c275 100644 --- a/arch/arm/mach-davinci/board-omapl138-hawk.c +++ b/arch/arm/mach-davinci/board-omapl138-hawk.c @@ -19,6 +19,55 @@ #include #include +#include + +#define DA850_EVM_PHY_ID "0:07" + +static const short omapl138_hawk_mii_pins[] = { + DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3, + DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER, + DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3, + DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK, + DA850_MDIO_D, + -1 +}; + +static int __init omapl138_hawk_config_emac(void) +{ + void __iomem *cfg_chip3_base; + int ret; + u32 val; + struct davinci_soc_info *soc_info = &davinci_soc_info; + + if (!machine_is_omapl138_hawkboard()) + return 0; + + cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG); + + val = __raw_readl(cfg_chip3_base); + + val &= ~BIT(8); + ret = davinci_cfg_reg_list(omapl138_hawk_mii_pins); + pr_info("EMAC: MII PHY configured, RMII PHY will not be" + " functional\n"); + + if (ret) + pr_warning("omapl138_hawk_init: " + "cpgmac/rmii mux setup failed: %d\n", ret); + + /* configure the CFGCHIP3 register for MII */ + __raw_writel(val, cfg_chip3_base); + + /* Enable/Disable MII MDIO clock */ + soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID; + + ret = da8xx_register_emac(); + if (ret) + pr_warning("omapl138_hawk_init: " + "emac registration failed: %d\n", ret); + return 0; +} +device_initcall(omapl138_hawk_config_emac); static struct davinci_uart_config omapl138_hawk_uart_config __initdata = { .enabled_uarts = 0x7,