From: "André Draszik" <andre.draszik@linaro.org> To: Krzysztof Kozlowski <krzk@kernel.org>, Sylwester Nawrocki <s.nawrocki@samsung.com>, Alim Akhtar <alim.akhtar@samsung.com>, Linus Walleij <linus.walleij@linaro.org>, Rob Herring <robh@kernel.org>, Conor Dooley <conor+dt@kernel.org>, Tomasz Figa <tomasz.figa@gmail.com>, Peter Griffin <peter.griffin@linaro.org> Cc: "Tudor Ambarus" <tudor.ambarus@linaro.org>, "Will McVicker" <willmcvicker@google.com>, "Sam Protsenko" <semen.protsenko@linaro.org>, kernel-team@android.com, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, "André Draszik" <andre.draszik@linaro.org> Subject: [PATCH v2 0/2] clock support for Samsung Exynos pin controller (Google Tensor gs101) Date: Fri, 26 Apr 2024 14:10:45 +0100 [thread overview] Message-ID: <20240426-samsung-pinctrl-busclock-v2-0-8dfecaabf020@linaro.org> (raw) This series enables clock support on the Samsung Exynos pin controller driver. This is required on Socs like Google Tensor gs101, which implement fine-grained clock control / gating, and as such a running bus clock is required for register access to work. Signed-off-by: André Draszik <andre.draszik@linaro.org> --- Changes in v2: - propagate clk_enable() errors in samsung_pinmux_setup(), i.e. struct pinmux_ops::set_mux() - move clk_enable()/disable() outside bank->slock lock, to avoid possible deadlocks due to locking inversion (Krzysztof) - fix some comments (Krzysztof) - use 'ret' instead of 'i' in samsung_pinctrl_resume() (Krzysztof) - Link to v1: https://lore.kernel.org/r/20240425-samsung-pinctrl-busclock-v1-0-898a200abe68@linaro.org --- André Draszik (2): dt-bindings: pinctrl: samsung: google,gs101-pinctrl needs a clock pinctrl: samsung: support a bus clock .../bindings/pinctrl/samsung,pinctrl.yaml | 17 ++++ drivers/pinctrl/samsung/pinctrl-exynos.c | 112 +++++++++++++++++++++ drivers/pinctrl/samsung/pinctrl-samsung.c | 95 ++++++++++++++++- drivers/pinctrl/samsung/pinctrl-samsung.h | 2 + 4 files changed, 223 insertions(+), 3 deletions(-) --- base-commit: a59668a9397e7245b26e9be85d23f242ff757ae8 change-id: 20240425-samsung-pinctrl-busclock-151c23d76860 Best regards, -- André Draszik <andre.draszik@linaro.org>
WARNING: multiple messages have this Message-ID (diff)
From: "André Draszik" <andre.draszik@linaro.org> To: Krzysztof Kozlowski <krzk@kernel.org>, Sylwester Nawrocki <s.nawrocki@samsung.com>, Alim Akhtar <alim.akhtar@samsung.com>, Linus Walleij <linus.walleij@linaro.org>, Rob Herring <robh@kernel.org>, Conor Dooley <conor+dt@kernel.org>, Tomasz Figa <tomasz.figa@gmail.com>, Peter Griffin <peter.griffin@linaro.org> Cc: "Tudor Ambarus" <tudor.ambarus@linaro.org>, "Will McVicker" <willmcvicker@google.com>, "Sam Protsenko" <semen.protsenko@linaro.org>, kernel-team@android.com, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, "André Draszik" <andre.draszik@linaro.org> Subject: [PATCH v2 0/2] clock support for Samsung Exynos pin controller (Google Tensor gs101) Date: Fri, 26 Apr 2024 14:10:45 +0100 [thread overview] Message-ID: <20240426-samsung-pinctrl-busclock-v2-0-8dfecaabf020@linaro.org> (raw) This series enables clock support on the Samsung Exynos pin controller driver. This is required on Socs like Google Tensor gs101, which implement fine-grained clock control / gating, and as such a running bus clock is required for register access to work. Signed-off-by: André Draszik <andre.draszik@linaro.org> --- Changes in v2: - propagate clk_enable() errors in samsung_pinmux_setup(), i.e. struct pinmux_ops::set_mux() - move clk_enable()/disable() outside bank->slock lock, to avoid possible deadlocks due to locking inversion (Krzysztof) - fix some comments (Krzysztof) - use 'ret' instead of 'i' in samsung_pinctrl_resume() (Krzysztof) - Link to v1: https://lore.kernel.org/r/20240425-samsung-pinctrl-busclock-v1-0-898a200abe68@linaro.org --- André Draszik (2): dt-bindings: pinctrl: samsung: google,gs101-pinctrl needs a clock pinctrl: samsung: support a bus clock .../bindings/pinctrl/samsung,pinctrl.yaml | 17 ++++ drivers/pinctrl/samsung/pinctrl-exynos.c | 112 +++++++++++++++++++++ drivers/pinctrl/samsung/pinctrl-samsung.c | 95 ++++++++++++++++- drivers/pinctrl/samsung/pinctrl-samsung.h | 2 + 4 files changed, 223 insertions(+), 3 deletions(-) --- base-commit: a59668a9397e7245b26e9be85d23f242ff757ae8 change-id: 20240425-samsung-pinctrl-busclock-151c23d76860 Best regards, -- André Draszik <andre.draszik@linaro.org> _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2024-04-26 13:10 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-04-26 13:10 André Draszik [this message] 2024-04-26 13:10 ` [PATCH v2 0/2] clock support for Samsung Exynos pin controller (Google Tensor gs101) André Draszik 2024-04-26 13:10 ` [PATCH v2 1/2] dt-bindings: pinctrl: samsung: google,gs101-pinctrl needs a clock André Draszik 2024-04-26 13:10 ` André Draszik 2024-04-26 13:10 ` [PATCH v2 2/2] pinctrl: samsung: support a bus clock André Draszik 2024-04-26 13:10 ` André Draszik
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