From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751902AbaEZSYa (ORCPT ); Mon, 26 May 2014 14:24:30 -0400 Received: from e39.co.us.ibm.com ([32.97.110.160]:50426 "EHLO e39.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751680AbaEZSY2 (ORCPT ); Mon, 26 May 2014 14:24:28 -0400 Message-ID: <1401128657.24099.17.camel@localhost.localdomain> Subject: [PATCH 1/2] emac: add missing support of 10mbit in emac/rgmii From: Ivan Mikhaylov To: netdev@vger.kernel.org Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, "David S. Miller" , Alistair Popple , Rob Herring , Grant Likely Date: Mon, 26 May 2014 22:24:17 +0400 Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4 (3.10.4-2.fc20) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14052618-9332-0000-0000-000000E764AD Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In chips of emac/rgmii b'000' for 0/1 channel isn't suitable which resulted in non working network interface in this mode. Signed-off-by: Ivan Mikhaylov --- drivers/net/ethernet/ibm/emac/rgmii.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/ibm/emac/rgmii.c b/drivers/net/ethernet/ibm/emac/rgmii.c index 4fb2f96..a01182c 100644 --- a/drivers/net/ethernet/ibm/emac/rgmii.c +++ b/drivers/net/ethernet/ibm/emac/rgmii.c @@ -45,6 +45,7 @@ /* RGMIIx_SSR */ #define RGMII_SSR_MASK(idx) (0x7 << ((idx) * 8)) +#define RGMII_SSR_10(idx) (0x1 << ((idx) * 8)) #define RGMII_SSR_100(idx) (0x2 << ((idx) * 8)) #define RGMII_SSR_1000(idx) (0x4 << ((idx) * 8)) @@ -139,6 +140,8 @@ void rgmii_set_speed(struct platform_device *ofdev, int input, int speed) ssr |= RGMII_SSR_1000(input); else if (speed == SPEED_100) ssr |= RGMII_SSR_100(input); + else if (speed == SPEED_10) + ssr |= RGMII_SSR_10(input); out_be32(&p->ssr, ssr); -- 1.9.3