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[84.102.31.254]) by smtp.gmail.com with ESMTPSA id g12-20020adffc8c000000b0022cd96b3ba6sm14547919wrr.90.2022.11.09.01.30.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Nov 2022 01:30:29 -0800 (PST) From: Julien Panis To: nm@ti.com, vigneshr@ti.com, afd@ti.com, kristo@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, linux-arm-kernel@lists.infradead.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 1/2] arm64: dts: ti: k3-am62: add watchdog nodes Date: Wed, 9 Nov 2022 10:30:25 +0100 Message-Id: <20221109093026.103790-2-jpanis@baylibre.com> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221109093026.103790-1-jpanis@baylibre.com> References: <20221109093026.103790-1-jpanis@baylibre.com> MIME-Version: 1.0 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1749011070791094848?= X-GMAIL-MSGID: =?utf-8?q?1749011070791094848?= Add nodes for watchdogs : - 5 in main domain - 1 in MCU domain - 1 in wakeup domain Signed-off-by: Julien Panis --- arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 45 ++++++++++++++++++++++ arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi | 9 +++++ arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi | 11 ++++++ 3 files changed, 65 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi index 03660476364f..fb8480d7cf76 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi @@ -591,6 +591,51 @@ main_mcan0: can@20701000 { bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; }; + main_rti0: watchdog@e000000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x0e000000 0x00 0x100>; + clocks = <&k3_clks 125 0>; + power-domains = <&k3_pds 125 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 125 0>; + assigned-clock-parents = <&k3_clks 125 2>; + }; + + main_rti1: watchdog@e010000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x0e010000 0x00 0x100>; + clocks = <&k3_clks 126 0>; + power-domains = <&k3_pds 126 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 126 0>; + assigned-clock-parents = <&k3_clks 126 2>; + }; + + main_rti2: watchdog@e020000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x0e020000 0x00 0x100>; + clocks = <&k3_clks 127 0>; + power-domains = <&k3_pds 127 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 127 0>; + assigned-clock-parents = <&k3_clks 127 2>; + }; + + main_rti3: watchdog@e030000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x0e030000 0x00 0x100>; + clocks = <&k3_clks 128 0>; + power-domains = <&k3_pds 128 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 128 0>; + assigned-clock-parents = <&k3_clks 128 2>; + }; + + main_rti15: watchdog@e0f0000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x0e0f0000 0x00 0x100>; + clocks = <&k3_clks 130 0>; + power-domains = <&k3_pds 130 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 130 0>; + assigned-clock-parents = <&k3_clks 130 2>; + }; + epwm0: pwm@23000000 { compatible = "ti,am64-epwm", "ti,am3352-ehrpwm"; #pwm-cells = <3>; diff --git a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi index f56c803560f2..f82e94def774 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi @@ -81,4 +81,13 @@ mcu_gpio0: gpio@4201000 { clocks = <&k3_clks 79 0>; clock-names = "gpio"; }; + + mcu_rti0: watchdog@4880000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x04880000 0x00 0x100>; + clocks = <&k3_clks 131 0>; + power-domains = <&k3_pds 131 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 131 0>; + assigned-clock-parents = <&k3_clks 131 2>; + }; }; diff --git a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi index 4090134676cf..7d5bc9dfe51d 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi @@ -38,4 +38,15 @@ wkup_i2c0: i2c@2b200000 { clocks = <&k3_clks 107 4>; clock-names = "fck"; }; + + wkup_rti0: watchdog@2b000000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x2b000000 0x00 0x100>; + clocks = <&k3_clks 132 0>; + power-domains = <&k3_pds 132 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 132 0>; + assigned-clock-parents = <&k3_clks 132 2>; + /* WKUP RTI0 is used by DM firmware */ + status = "reserved"; + }; }; From patchwork Wed Nov 9 09:30:26 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julien Panis X-Patchwork-Id: 17427 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:6687:0:0:0:0:0 with SMTP id l7csp240986wru; 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[84.102.31.254]) by smtp.gmail.com with ESMTPSA id g12-20020adffc8c000000b0022cd96b3ba6sm14547919wrr.90.2022.11.09.01.30.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Nov 2022 01:30:30 -0800 (PST) From: Julien Panis To: nm@ti.com, vigneshr@ti.com, afd@ti.com, kristo@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, linux-arm-kernel@lists.infradead.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 2/2] arm64: dts: ti: k3-am625-sk: mark MCU watchdog as reserved Date: Wed, 9 Nov 2022 10:30:26 +0100 Message-Id: <20221109093026.103790-3-jpanis@baylibre.com> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221109093026.103790-1-jpanis@baylibre.com> References: <20221109093026.103790-1-jpanis@baylibre.com> MIME-Version: 1.0 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1749011146584721008?= X-GMAIL-MSGID: =?utf-8?q?1749011146584721008?= MCU wdt is typically used by M4F. Signed-off-by: Julien Panis --- arch/arm64/boot/dts/ti/k3-am625-sk.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am625-sk.dts b/arch/arm64/boot/dts/ti/k3-am625-sk.dts index 93a5f0817efc..089970b304cf 100644 --- a/arch/arm64/boot/dts/ti/k3-am625-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am625-sk.dts @@ -503,6 +503,11 @@ &main_mcan0 { status = "disabled"; }; +&mcu_rti0 { + /* MCU RTI0 is used by M4F firmware */ + status = "reserved"; +}; + &epwm0 { status = "disabled"; };