From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751724AbdBNAgn (ORCPT ); Mon, 13 Feb 2017 19:36:43 -0500 Received: from regular1.263xmail.com ([211.150.99.138]:34306 "EHLO regular1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751515AbdBNAgm (ORCPT ); Mon, 13 Feb 2017 19:36:42 -0500 X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-RL-SENDER: andy.yan@rock-chips.com X-FST-TO: cyrille.pitchen@atmel.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: andy.yan@rock-chips.com X-UNIQUE-TAG: <8bcc2aade9dd74903636895d0ed4c08e> X-ATTACHMENT-NUM: 0 X-DNS-TYPE: 0 From: Andy Yan To: cyrille.pitchen@atmel.com, marek.vasut@gmail.com Cc: dwmw2@infradead.org, computersforpeace@gmail.com, boris.brezillon@free-electrons.com, richard@nod.at, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, Andy Yan Subject: [PATCH] mtd: spi-nor: add support for GD25Q256 Date: Tue, 14 Feb 2017 08:36:24 +0800 Message-Id: <1487032584-3990-1-git-send-email-andy.yan@rock-chips.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org GD25Q256 is a 32MiB SPI Nor flash from Gigadevice. Signed-off-by: Andy Yan --- drivers/mtd/spi-nor/spi-nor.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) mode change 100644 => 100755 drivers/mtd/spi-nor/spi-nor.c diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c old mode 100644 new mode 100755 index da7cd69..0917dd3 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -852,6 +852,10 @@ static const struct flash_info spi_nor_ids[] = { SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) }, + { + "gd25q256", INFO(0xc84019, 0, 64 * 1024, 512, + SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) + }, /* Intel/Numonyx -- xxxs33b */ { "160s33b", INFO(0x898911, 0, 64 * 1024, 32, 0) }, @@ -1483,7 +1487,8 @@ int spi_nor_scan(struct spi_nor *nor, const char *name, enum read_mode mode) else if (mtd->size > 0x1000000) { /* enable 4-byte addressing if the device exceeds 16MiB */ nor->addr_width = 4; - if (JEDEC_MFR(info) == SNOR_MFR_SPANSION) { + if (JEDEC_MFR(info) == SNOR_MFR_SPANSION || + JEDEC_MFR(info) == SNOR_MFR_GIGADEVICE) { /* Dedicated 4-byte command set */ switch (nor->flash_read) { case SPI_NOR_QUAD: @@ -1519,7 +1524,6 @@ int spi_nor_scan(struct spi_nor *nor, const char *name, enum read_mode mode) dev_info(dev, "%s (%lld Kbytes)\n", info->name, (long long)mtd->size >> 10); - dev_dbg(dev, "mtd .name = %s, .size = 0x%llx (%lldMiB), " ".erasesize = 0x%.8x (%uKiB) .numeraseregions = %d\n", -- 2.7.4