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[89.67.214.154]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b07b31292aasm381628566b.44.2025.09.12.06.55.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Sep 2025 06:55:46 -0700 (PDT) From: Andrey Leonchikov To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, heiko@sntech.de, dsimic@manjaro.org, dmitry.osipenko@collabora.com, tglx@linutronix.de, amadeus@jmu.edu.cn Cc: Andrey Leonchikov , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: arm64: dts: rockchip: RK356x: Add OTP description. Date: Fri, 12 Sep 2025 15:55:41 +0200 Message-ID: <20250912135542.2304150-1-andreil499@gmail.com> X-Mailer: git-send-email 2.51.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250912_065548_686004_3B6CD26D X-CRM114-Status: UNSURE ( 8.14 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add OTP mapping, can be used on future by drivers. Contain a factory-programmed values for a various peripheral. U-Boot already use "CPU-ID" OTP value ("otp_id" on this patch). All values from original Rockchip sources tree on github. Signed-off-by: Andrey Leonchikov diff --git a/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi b/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi index fd2214b6fad4..74523efa8ecf 100644 --- a/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi @@ -1057,6 +1057,111 @@ rng: rng@fe388000 { status = "disabled"; }; + otp_ns: otp@fe38c000 { + compatible = "rockchip,rk3568-otp"; + reg = <0x00 0xfe38c000 0x00 0x4000>; + #address-cells = <1>; + #size-cells = <1>; + clocks = <&cru CLK_OTPC_NS_USR>, + <&cru CLK_OTPC_NS_SBPI>, + <&cru PCLK_OTPC_NS>, + <&cru PCLK_OTPPHY>; + clock-names = "usr", "sbpi", "apb", "phy"; + resets = <&cru SRST_OTPPHY>; + reset-names = "otp_phy"; + + cpu_code: cpu-code@2 { + reg = <0x02 0x02>; + }; + + specification_serial_number: specification-serial-number@7 { + reg = <0x07 0x01>; + bits = <0x00 0x05>; + }; + + otp_cpu_version: cpu-version@8 { + reg = <0x08 0x01>; + bits = <0x03 0x03>; + }; + + mbist_vmin: mbist-vmin@9 { + reg = <0x09 0x01>; + bits = <0x00 0x04>; + }; + + otp_id: id@a { + reg = <0x0a 0x10>; + }; + + cpu_leakage: cpu-leakage@1a { + reg = <0x1a 0x01>; + }; + + log_leakage: log-leakage@1b { + reg = <0x1b 0x01>; + }; + + npu_leakage: npu-leakage@1c { + reg = <0x1c 0x01>; + }; + + gpu_leakage: gpu-leakage@1d { + reg = <0x1d 0x01>; + }; + + core_pvtm: core-pvtm@2a { + reg = <0x2a 0x02>; + }; + + cpu_tsadc_trim_l: cpu-tsadc-trim-l@2e { + reg = <0x2e 0x01>; + }; + + cpu_tsadc_trim_h: cpu-tsadc-trim-h@2f { + reg = <0x2f 0x01>; + bits = <0x00 0x04>; + }; + + gpu_tsadc_trim_l: npu-tsadc-trim-l@30 { + reg = <0x30 0x01>; + }; + + gpu_tsadc_trim_h: npu-tsadc-trim-h@31 { + reg = <0x31 0x01>; + bits = <0x00 0x04>; + }; + + tsadc_trim_base_frac: tsadc-trim-base-frac@31 { + reg = <0x31 0x01>; + bits = <0x04 0x04>; + }; + + tsadc_trim_base: tsadc-trim-base@32 { + reg = <0x32 0x01>; + }; + + cpu_opp_info: cpu-opp-info@36 { + reg = <0x36 0x06>; + }; + + gpu_opp_info: gpu-opp-info@3c { + reg = <0x3c 0x06>; + }; + + npu_opp_info: npu-opp-info@42 { + reg = <0x42 0x06>; + }; + + dmc_opp_info: dmc-opp-info@48 { + reg = <0x48 0x06>; + }; + + remark_spec_serial_number: remark-spec-serial-number@56 { + reg = <0x56 1>; + bits = <0 5>; + }; + }; + i2s0_8ch: i2s@fe400000 { compatible = "rockchip,rk3568-i2s-tdm"; reg = <0x0 0xfe400000 0x0 0x1000>; -- 2.51.0