{"id":2221261,"url":"http://patchwork.ozlabs.org/api/1.0/covers/2221261/?format=json","project":{"id":38,"url":"http://patchwork.ozlabs.org/api/1.0/projects/38/?format=json","name":"Linux PWM development","link_name":"linux-pwm","list_id":"linux-pwm.vger.kernel.org","list_email":"linux-pwm@vger.kernel.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260409-03-k3-pwm-drv-v1-0-1307a06fba38@kernel.org>","date":"2026-04-09T00:45:10","name":"[0/2] pwm: spacemit: Add Support for K3 SoC","submitter":{"id":91543,"url":"http://patchwork.ozlabs.org/api/1.0/people/91543/?format=json","name":"Yixun Lan","email":"dlan@kernel.org"},"series":[{"id":499229,"url":"http://patchwork.ozlabs.org/api/1.0/series/499229/?format=json","date":"2026-04-09T00:45:10","name":"pwm: spacemit: Add Support for K3 SoC","version":1,"mbox":"http://patchwork.ozlabs.org/series/499229/mbox/"}],"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-pwm@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=GOgPu6Az;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; 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charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","X-B4-Tracking":"v=1; b=H4sIAJb21mkC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE\n vPSU3UzU4B8JSMDIzMDEwNDXQNj3Wxj3YLyXN2UojJdk9RES8vEVGNT0xQzJaCegqLUtMwKsHn\n RsbW1AD/Np2dfAAAA","X-Change-ID":"20260401-03-k3-pwm-drv-4ea99ae355d6","To":"=?utf-8?q?Uwe_Kleine-K=C3=B6nig?= ,\n Rob Herring , Krzysztof Kozlowski ,\n Conor Dooley ,\n =?utf-8?q?Duje_Mihanovi=C4=87?= ","Cc":"linux-pwm@vger.kernel.org, devicetree@vger.kernel.org,\n linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,\n spacemit@lists.linux.dev, Yixun Lan ","X-Mailer":"b4 0.14.3","X-Developer-Signature":"v=1; a=openpgp-sha256; l=762; i=dlan@kernel.org;\n h=from:subject:message-id; bh=RrnZjnWzHyFMc/BnaWeEUZwombxgctKzEBN1fyRhhoY=;\n b=owEB6QIW/ZANAwAKATGq6kdZTbvtAcsmYgBp1vaY1PS75n1C7aaWKjI8sKLtxZ3pANVaRYbje\n fo6dGJMoW+JAq8EAAEKAJkWIQS1urjJwxtxFWcCI9wxqupHWU277QUCadb2mBsUgAAAAAAEAA5t\n YW51MiwyLjUrMS4xMSwyLDJfFIAAAAAALgAoaXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5\n maWZ0aGhvcnNlbWFuLm5ldEI1QkFCOEM5QzMxQjcxMTU2NzAyMjNEQzMxQUFFQTQ3NTk0REJCRU\n QACgkQMarqR1lNu+1hmg/+LfIMahJsYd0rprXF78Qi2pvA6gD0D9FEsJONoNUeQDHgOHlSTRJCK\n S8oLzRtiNGEyVjc0b5xH+O12ZDfBZax2ybodsZcvoh+R5NXPKIM3h6lswl/V5F764LMgQqSOF7H\n j0gZtXGlvXj9OUCaaYxNn+5jfhvKBFQ4cbrtBhceo/TOY2GGV8EMVC6yk3YqHySLmde8tIQHoAG\n dsXY5v00BuVMIOHBZMpGYPbjyJ60QU5PVJDkL+Mc3uUCl3ju7QDe6MyusBBJHqCho6G3+LHQPg0\n HHP7INdGaoyqt+Yc6ip1JQYWPvIdp5yas6iEqAwRqwHrZuqoJ4/JsODSy7mwrKftZIb8VqT8lAe\n IZ+xawqzsGHUDtHTikdWIZyqH28yb6QdTQJmf0uYptTgXyLzOE1A6SPkWkkvTXfEHdjaTDlDEWD\n o8uGj7PMJKu/G4wB/8vBReEcifpdHs52dRYk1gR/r0JpdnVugZ3jMXL3ydZbkpeA96Fjs8OpIno\n FAMZ3xpfLnp54JegO2MFn0EOOa+gdclyE8mYg4k7ZaRAyzLVIyqVpaWaa153xl8lV5v0HvO8j4u\n XkJiLPZVSJqhFipW+eITWREtRWfIhQ/fx/DdREb4c7GtrAgCc+sJLHXLHP8uDhhf8JY6KJNwLhV\n S5rJ8qWXhqyYskePkz5dty+MWIHkx8=","X-Developer-Key":"i=dlan@kernel.org; a=openpgp;\n fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55"},"content":"The PWM controller in SpacemiT K3 SoC reuse the same IP as previous K1\ngeneration, while the difference is that one additional bus clock is\nadded. Introduce a new compatible string and also adjust driver code to\nsupport it.\n\nSigned-off-by: Yixun Lan \n---\nYixun Lan (2):\n dt-bindings: pwm: marvell,pxa-pwm: Add SpacemiT K3 PWM support\n pwm: pxa: Add optional bus clock\n\n .../devicetree/bindings/pwm/marvell,pxa-pwm.yaml | 53 ++++++++++++++++++++--\n drivers/pwm/pwm-pxa.c | 8 +++-\n 2 files changed, 57 insertions(+), 4 deletions(-)\n---\nbase-commit: 6de23f81a5e08be8fbf5e8d7e9febc72a5b5f27f\nchange-id: 20260401-03-k3-pwm-drv-4ea99ae355d6\n\nBest regards,"}