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GET /api/patches/209263/?format=api
{ "id": 209263, "url": "http://patchwork.ozlabs.org/api/patches/209263/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/1357224715-26885-2-git-send-email-jagannadh.teki@gmail.com/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/projects/18/?format=api", "name": "U-Boot", "link_name": "uboot", "list_id": "u-boot.lists.denx.de", "list_email": "u-boot@lists.denx.de", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1357224715-26885-2-git-send-email-jagannadh.teki@gmail.com>", "list_archive_url": null, "date": "2013-01-03T14:51:55", "name": "[U-Boot,PATH,v3,2/2] sf: Add config register reading support", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "e82e1d0e5af5d96e28520a0e489814f1d6be0842", "submitter": { "id": 20045, "url": "http://patchwork.ozlabs.org/api/people/20045/?format=api", "name": "Jagan Teki", "email": "jagannadh.teki@gmail.com" }, "delegate": { "id": 17739, "url": "http://patchwork.ozlabs.org/api/users/17739/?format=api", "username": "jagan", "first_name": "Jagannadha Sutradharudu", "last_name": "Teki", "email": "jagannadh.teki@gmail.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/1357224715-26885-2-git-send-email-jagannadh.teki@gmail.com/mbox/", "series": [], "comments": "http://patchwork.ozlabs.org/api/patches/209263/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/209263/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Received": [ "from theia.denx.de (theia.denx.de [85.214.87.163])\n\tby ozlabs.org (Postfix) with ESMTP id 2AB0A2C0089\n\tfor <incoming@patchwork.ozlabs.org>;\n\tFri, 4 Jan 2013 01:52:35 +1100 (EST)", "from localhost (localhost [127.0.0.1])\n\tby theia.denx.de (Postfix) with ESMTP id C6AC04A0C7;\n\tThu, 3 Jan 2013 15:52:33 +0100 (CET)", "from theia.denx.de ([127.0.0.1])\n\tby localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id Gd3LeY7Cy71H; 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a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113;\n\th=x-received:from:to:cc:subject:date:message-id:x-mailer:in-reply-to\n\t:references; bh=DBya26/vIlbQeqMJEQOVUrT+oLzHhmWXxZpsDiDoxd0=;\n\tb=o6tHpWz9n0S4pvpn7Ep0zkIApAGlOZRJEqA+Wv7122OT0pdeszuGxzCkZqXNKg5CWL\n\tP6yVZAc5njWheygPJ6thD95jN5e6HvNjBLi77GoSbS+V1AlWw01iOCBR2lDtC4A1+T5g\n\tpoTfx28oIe4xn21H4ve9Mh6g+dbVEQb+bwrYVXp0T2tFkfiQoBGAfWZ6HNFegVQi/Rq2\n\tV4q3xsZVnNr51xvfniA15xfXE349fi92Wgpg6mdcisa/gFD/uNyHBdhAptlAtjAQ6OtR\n\tBhl/ycYWRG/jOXjLZ99dax0RsHmgxb7LQ3HXlafKgZfGhstvL0OLyJBlINNRW++Wy3nw\n\tjjRA==", "X-Received": "by 10.68.190.38 with SMTP id gn6mr155260026pbc.6.1357224746434; \n\tThu, 03 Jan 2013 06:52:26 -0800 (PST)", "From": "Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>", "To": "u-boot@lists.denx.de", "Date": "Thu, 3 Jan 2013 20:21:55 +0530", "Message-Id": "<1357224715-26885-2-git-send-email-jagannadh.teki@gmail.com>", "X-Mailer": "git-send-email 1.7.0.4", "In-Reply-To": "<1357224715-26885-1-git-send-email-jagannadh.teki@gmail.com>", "References": "<1357224715-26885-1-git-send-email-jagannadh.teki@gmail.com>", "Subject": "[U-Boot] [PATH v3 2/2] sf: Add config register reading support", "X-BeenThere": "u-boot@lists.denx.de", "X-Mailman-Version": "2.1.11", "Precedence": "list", "List-Id": "U-Boot discussion <u-boot.lists.denx.de>", "List-Unsubscribe": "<http://lists.denx.de/mailman/options/u-boot>,\n\t<mailto:u-boot-request@lists.denx.de?subject=unsubscribe>", "List-Archive": "<http://lists.denx.de/pipermail/u-boot>", "List-Post": "<mailto:u-boot@lists.denx.de>", "List-Help": "<mailto:u-boot-request@lists.denx.de?subject=help>", "List-Subscribe": "<http://lists.denx.de/mailman/listinfo/u-boot>,\n\t<mailto:u-boot-request@lists.denx.de?subject=subscribe>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Sender": "u-boot-bounces@lists.denx.de", "Errors-To": "u-boot-bounces@lists.denx.de" }, "content": "This patch provides support to read a flash config register.\n\nConfig register contains a control bits used to verify\nthe different configurations and security features of a device.\n\nUser need to get the data through spi_flash_cmd_read_config()\nbased on their usage.\n\nSigned-off-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>\n---\nChanges in v3:\n\timproved coding style\n\n drivers/mtd/spi/spi_flash.c | 8 ++++++++\n drivers/mtd/spi/spi_flash_internal.h | 4 ++++\n 2 files changed, 12 insertions(+), 0 deletions(-)", "diff": "diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c\nindex b4d726e..fdae94d 100644\n--- a/drivers/mtd/spi/spi_flash.c\n+++ b/drivers/mtd/spi/spi_flash.c\n@@ -307,6 +307,14 @@ int spi_flash_cmd_write_config(struct spi_flash *flash, u8 cr)\n \treturn 0;\n }\n \n+int spi_flash_cmd_read_config(struct spi_flash *flash, void *data)\n+{\n+\tu8 cmd;\n+\n+\tcmd = CMD_READ_CONFIG;\n+\treturn spi_flash_read_common(flash, &cmd, sizeof(cmd), (void *)data, 1);\n+}\n+\n /*\n * The following table holds all device probe functions\n *\ndiff --git a/drivers/mtd/spi/spi_flash_internal.h b/drivers/mtd/spi/spi_flash_internal.h\nindex 825b398..844e82e 100644\n--- a/drivers/mtd/spi/spi_flash_internal.h\n+++ b/drivers/mtd/spi/spi_flash_internal.h\n@@ -22,6 +22,7 @@\n #define CMD_PAGE_PROGRAM\t\t0x02\n #define CMD_WRITE_DISABLE\t\t0x04\n #define CMD_READ_STATUS\t\t\t0x05\n+#define CMD_READ_CONFIG\t\t\t0x35\n #define CMD_WRITE_ENABLE\t\t0x06\n #define CMD_ERASE_4K\t\t\t0x20\n #define CMD_ERASE_32K\t\t\t0x52\n@@ -83,6 +84,9 @@ int spi_flash_cmd_read_status(struct spi_flash *flash, void *data);\n /* Program the config register. */\n int spi_flash_cmd_write_config(struct spi_flash *flash, u8 cr);\n \n+/* Read the config register */\n+int spi_flash_cmd_read_config(struct spi_flash *flash, void *data);\n+\n /*\n * Same as spi_flash_cmd_read() except it also claims/releases the SPI\n * bus. Used as common part of the ->read() operation.\n", "prefixes": [ "U-Boot", "PATH", "v3", "2/2" ] }