From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932929AbcCJXf6 (ORCPT ); Thu, 10 Mar 2016 18:35:58 -0500 Received: from mail-pa0-f52.google.com ([209.85.220.52]:36279 "EHLO mail-pa0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753873AbcCJXf5 (ORCPT ); Thu, 10 Mar 2016 18:35:57 -0500 From: Florian Fainelli To: linux-mtd@lists.infradead.org Cc: Florian Fainelli , Kamal Dasu , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Brian Norris , David Woodhouse , Simon Arlott , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-kernel@vger.kernel.org (open list), bcm-kernel-feedback-list@broadcom.com (open list:BROADCOM STB NAND FLASH DRIVER) Subject: [PATCH] mtd: brcmnand: Add support for v6.2 controllers Date: Thu, 10 Mar 2016 15:34:16 -0800 Message-Id: <1457652859-767-1-git-send-email-f.fainelli@gmail.com> X-Mailer: git-send-email 2.1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Document and match the brcm,brcmnand-v6.2 compatible string, the controller has a register layout identical to the v6.0 version and supports prefetch. Update the command shift logic to account for v6.2 controller which are the first ones to use a shift of 0 (6.1 used a shift of 24). Signed-off-by: Kamal Dasu Signed-off-by: Florian Fainelli --- Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt | 1 + drivers/mtd/nand/brcmnand/brcmnand.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt index c2546ced9c02..deb24cbdda82 100644 --- a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt +++ b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt @@ -24,6 +24,7 @@ Required properties: brcm,brcmnand-v5.0 brcm,brcmnand-v6.0 brcm,brcmnand-v6.1 + brcm,brcmnand-v6.2 brcm,brcmnand-v7.0 brcm,brcmnand-v7.1 brcm,brcmnand diff --git a/drivers/mtd/nand/brcmnand/brcmnand.c b/drivers/mtd/nand/brcmnand/brcmnand.c index e0528397306a..0b7a698cc233 100644 --- a/drivers/mtd/nand/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/brcmnand/brcmnand.c @@ -601,7 +601,7 @@ static void brcmnand_wr_corr_thresh(struct brcmnand_host *host, u8 val) static inline int brcmnand_cmd_shift(struct brcmnand_controller *ctrl) { - if (ctrl->nand_version < 0x0700) + if (ctrl->nand_version < 0x0602) return 24; return 0; } @@ -2115,6 +2115,7 @@ static const struct of_device_id brcmnand_of_match[] = { { .compatible = "brcm,brcmnand-v5.0" }, { .compatible = "brcm,brcmnand-v6.0" }, { .compatible = "brcm,brcmnand-v6.1" }, + { .compatible = "brcm,brcmnand-v6.2" }, { .compatible = "brcm,brcmnand-v7.0" }, { .compatible = "brcm,brcmnand-v7.1" }, {}, -- 2.1.0