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GET /api/patches/2217258/?format=api
{ "id": 2217258, "url": "http://patchwork.ozlabs.org/api/patches/2217258/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/20260327-mtk-pmic-fixes-v1-1-ef874ca82409@baylibre.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": "<20260327-mtk-pmic-fixes-v1-1-ef874ca82409@baylibre.com>", "list_archive_url": null, "date": "2026-03-27T19:03:16", "name": "[1/3] power: pmic: mtk-pwrap: add init capability flag", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "2d82f60b8088a026612af730b5e18c4ee31e98ac", "submitter": { "id": 87228, "url": "http://patchwork.ozlabs.org/api/people/87228/?format=api", "name": "David Lechner", "email": "dlechner@baylibre.com" }, "delegate": { "id": 161331, "url": "http://patchwork.ozlabs.org/api/users/161331/?format=api", "username": "dlech", "first_name": "David", "last_name": "Lechner", "email": "dlechner@baylibre.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20260327-mtk-pmic-fixes-v1-1-ef874ca82409@baylibre.com/mbox/", "series": [ { "id": 497823, "url": "http://patchwork.ozlabs.org/api/series/497823/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=497823", "date": "2026-03-27T19:03:15", "name": "power: pmic: mtk-pwrap: add more capability flags", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/497823/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2217258/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2217258/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=baylibre-com.20230601.gappssmtp.com\n header.i=@baylibre-com.20230601.gappssmtp.com header.a=rsa-sha256\n header.s=20230601 header.b=267Ehxeq;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; 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charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260327-mtk-pmic-fixes-v1-1-ef874ca82409@baylibre.com>", "References": "<20260327-mtk-pmic-fixes-v1-0-ef874ca82409@baylibre.com>", "In-Reply-To": "<20260327-mtk-pmic-fixes-v1-0-ef874ca82409@baylibre.com>", "To": "Ryder Lee <ryder.lee@mediatek.com>, Weijie Gao <weijie.gao@mediatek.com>,\n Chunfeng Yun <chunfeng.yun@mediatek.com>,\n Igor Belwon <igor.belwon@mentallysanemainliners.org>,\n GSS_MTK_Uboot_upstream <GSS_MTK_Uboot_upstream@mediatek.com>,\n Jaehoon Chung <jh80.chung@samsung.com>, Peng Fan <peng.fan@nxp.com>,\n Tom Rini <trini@konsulko.com>", "Cc": "Julien Stephan <jstephan@baylibre.com>, u-boot@lists.denx.de,\n David Lechner <dlechner@baylibre.com>", "X-Mailer": "b4 0.16-dev", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=1852; i=dlechner@baylibre.com;\n h=from:subject:message-id;\n bh=o1ujKM6Lqu2tEGTDLv2qZJX51UewTtNt6sy13NjKHjk=;\n b=owEBhAF7/pANAwAKAcLMIAH/AY/AAcsmYgBpxtR868aucY+gyejB0QWOJblEL099zyHyYw07x\n xo56weWcbyJAUoEAAEKADQWIQTsGNmeYg6D1pzYaJjCzCAB/wGPwAUCacbUfBYcZGxlY2huZXJA\n YmF5bGlicmUuY29tAAoJEMLMIAH/AY/ACWYH/iwHtdtnAN5Ri3cnk4++vLKYXXs78G/k8ppMy6p\n 0T1+H44Ad3MEk21M1xHpqJOj8aVXMrxQcm7VTO7L3SBT51lPOySKlS0ez91m+RmwJlcjZDVW89f\n tNkzQEu6uUcFbpOhYlUl3W/+vNbcWfR4TJAH9xBY4t0PSAJM8TTAFGu8qsG8QZAw2CVdFeNRy1R\n vf+/+Jw/7z0AdhmcdIMfL8X+xrdd1B/qpoq3g2HZk4IOhREsAt7FjBWi/WiRApLmVFcKR4E4mFI\n 6lZtkZ4ZI5WJ/rOjrwvbpbrj6B1ul9tXozSu984j2dEMf6KAk1MwgslBV1aRl7aoXiYh7S2XVds\n kxuw=", "X-Developer-Key": "i=dlechner@baylibre.com; a=openpgp;\n fpr=8A73D82A6A1F509907F373881F8AF88C82F77C03", "X-BeenThere": "u-boot@lists.denx.de", "X-Mailman-Version": "2.1.39", "Precedence": "list", "List-Id": "U-Boot discussion <u-boot.lists.denx.de>", "List-Unsubscribe": "<https://lists.denx.de/options/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=unsubscribe>", "List-Archive": "<https://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": "<https://lists.denx.de/listinfo/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=subscribe>", "Errors-To": "u-boot-bounces@lists.denx.de", "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>", "X-Virus-Scanned": "clamav-milter 0.103.8 at phobos.denx.de", "X-Virus-Status": "Clean" }, "content": "Add a PWRAP_CAP_INIT capability flag to specify if it is safe to call\npwrap_init() or not. Not all targets define the registers accessed\nby pwrap_init(). In that case, it is expected that an earlier bootloader\nhas already initialized the PMIC. If not, we now return an error instead\nof trying to access undefined registers.\n\nSigned-off-by: David Lechner <dlechner@baylibre.com>\n---\n drivers/power/pmic/mtk-pwrap.c | 9 ++++++++-\n 1 file changed, 8 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/power/pmic/mtk-pwrap.c b/drivers/power/pmic/mtk-pwrap.c\nindex 446b78fb0ee..9ff06fdb3bd 100644\n--- a/drivers/power/pmic/mtk-pwrap.c\n+++ b/drivers/power/pmic/mtk-pwrap.c\n@@ -62,6 +62,8 @@ static const struct pmic_child_info mt6359_pmic_children_info[] = {\n #define PWRAP_CAP_INT1_EN\t\tBIT(3)\n #define PWRAP_CAP_WDT_SRC1\t\tBIT(4)\n #define PWRAP_CAP_ARB\t\t\tBIT(5)\n+/* To implement this capability, the registers used in pwrap_init() must be defined. */\n+#define PWRAP_CAP_INIT\t\t\tBIT(6)\n \n /* defines for slave device wrapper registers */\n enum dew_regs {\n@@ -752,6 +754,11 @@ static int mtk_pwrap_probe(struct udevice *dev)\n \t * Skip initialization here in this case.\n \t */\n \tif (!pwrap_readl(wrp, PWRAP_INIT_DONE2)) {\n+\t\tif (!HAS_CAP(wrp->master->caps, PWRAP_CAP_INIT)) {\n+\t\t\tdev_err(dev, \"initialization is required but not supported\\n\");\n+\t\t\treturn -ENODEV;\n+\t\t}\n+\n \t\tret = pwrap_init(wrp);\n \t\tif (ret) {\n \t\t\tdev_err(dev, \"init failed with %d\\n\", ret);\n@@ -905,7 +912,7 @@ static const struct pmic_wrapper_type pwrap_mt8365 = {\n \t.int1_en_all = 0x0,\n \t.spi_w = PWRAP_MAN_CMD_SPI_WRITE,\n \t.wdt_src = PWRAP_WDT_SRC_MASK_ALL,\n-\t.caps = PWRAP_CAP_INT1_EN | PWRAP_CAP_WDT_SRC1,\n+\t.caps = PWRAP_CAP_INT1_EN | PWRAP_CAP_WDT_SRC1 | PWRAP_CAP_INIT,\n };\n \n static const struct udevice_id mtk_pwrap_ids[] = {\n", "prefixes": [ "1/3" ] }