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Fri, 9 Oct 2026 11:43:42 +0000 (GMT) From: Raghav Sharma To: krzk@kernel.org, s.nawrocki@samsung.com, cw00.choi@samsung.com, peter.griffin@linaro.org, alim.akhtar@samsung.com, sboyd@kernel.org, bmasney+clk@redhat.com, jbrunet+clk@baylibre.com, robh@kernel.org, conor+dt@kernel.org, raghav.s@samsung.com Cc: linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, is.gandhi@samsung.com, ts.amit@samsung.com, pokala.reddy@samsung.com Subject: [PATCH v2 05/14] dt-bindings: clock: exynos8855: add usb clock definitions Date: Fri, 9 Oct 2026 17:31:28 +0530 Message-Id: <20261009120137.2801911-6-raghav.s@samsung.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20261009120137.2801911-1-raghav.s@samsung.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CMS-MailID: 20261009114345epcas5p4e16ed504e6238438f7f66b1e0557136d X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" CMS-TYPE: 105P cpgsPolicy: CPGSC10-543,Y X-CFilter-Loop: Reflected X-CMS-RootMailID: 20261009114345epcas5p4e16ed504e6238438f7f66b1e0557136d References: <20261009120137.2801911-1-raghav.s@samsung.com> Add device tree clock binding definitions for CMU_USB Signed-off-by: Raghav Sharma --- .../clock/samsung,exynos8855-clock.yaml | 21 +++++++++++++++++++ .../dt-bindings/clock/samsung,exynos8855.h | 8 +++++++ 2 files changed, 29 insertions(+) diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos8855-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos8855-clock.yaml index e97b65f8be5f..736d3429bf4c 100644 --- a/Documentation/devicetree/bindings/clock/samsung,exynos8855-clock.yaml +++ b/Documentation/devicetree/bindings/clock/samsung,exynos8855-clock.yaml @@ -32,6 +32,7 @@ properties: - samsung,exynos8855-cmu-peric - samsung,exynos8855-cmu-peris - samsung,exynos8855-cmu-top + - samsung,exynos8855-cmu-usb clocks: minItems: 1 @@ -126,6 +127,26 @@ allOf: items: - const: oscclk + - if: + properties: + compatible: + contains: + const: samsung,exynos8855-cmu-usb + + then: + properties: + clocks: + items: + - description: External reference clock (76.8 MHz) + - description: CMU_USB NOC clock (from CMU_TOP) + - description: CMU_USB USB20DRD clock (from CMU_TOP) + + clock-names: + items: + - const: oscclk + - const: bus + - const: usb20drd + required: - compatible - "#clock-cells" diff --git a/include/dt-bindings/clock/samsung,exynos8855.h b/include/dt-bindings/clock/samsung,exynos8855.h index 67cd97d8fab8..f4261956ab4a 100644 --- a/include/dt-bindings/clock/samsung,exynos8855.h +++ b/include/dt-bindings/clock/samsung,exynos8855.h @@ -222,4 +222,12 @@ #define CLK_GOUT_UFS_EMBD_ACLK_HSI 5 #define CLK_GOUT_UFS_EMBD_UNIPRO_HSI 6 +/* CMU_USB */ +#define CLK_MOUT_USB_NOC_USER 1 +#define CLK_MOUT_USB_USB20DRD 2 +#define CLK_MOUT_USB_USB20DRD_USER 3 +#define CLK_DOUT_USB_NOC_DIV3 4 +#define CLK_GOUT_CMU_USB 5 +#define CLK_GOUT_SYSREG_USB 6 + #endif /* _DT_BINDINGS_CLOCK_EXYNOS8855_H */ -- 2.34.1