From: <gabriel.fernandez@foss.st.com> To: Michael Turquette <mturquette@baylibre.com>, Stephen Boyd <sboyd@kernel.org>, Rob Herring <robh+dt@kernel.org>, Maxime Coquelin <mcoquelin.stm32@gmail.com>, Alexandre Torgue <alexandre.torgue@st.com>, Philipp Zabel <p.zabel@pengutronix.de>, Etienne Carriere <etienne.carriere@st.com>, Gabriel Fernandez <gabriel.fernandez@foss.st.com>, <marex@denx.de> Cc: <linux-clk@vger.kernel.org>, <devicetree@vger.kernel.org>, <linux-stm32@st-md-mailman.stormreply.com>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org> Subject: [PATCH v2 11/14] ARM: dts: stm32: define SCMI resources on stm32mp15 Date: Tue, 26 Jan 2021 10:01:17 +0100 [thread overview] Message-ID: <20210126090120.19900-12-gabriel.fernandez@foss.st.com> (raw) In-Reply-To: <20210126090120.19900-1-gabriel.fernandez@foss.st.com> From: Gabriel Fernandez <gabriel.fernandez@foss.st.com> Platform stm32mp15 relies on SCMI resources (clocks and reset domains). This change adds SCMI resources description in the platform device tree. SCMI resources uses a mailbox based on some shared memory and a SMC mailbox notification. SCMI0 exposes clocks and reset controllers for resources under RCC[TZEN] configuration control. It is default enabled as SoC default configuration is RCC[TZEN]=1. SCMI1 exposes clocks for resources under RCC[MCKPROT] control. The node is disabled by default as default configuration is RCC[MCKPROT]=0. Signed-off-by: Etienne Carriere <etienne.carriere@st.com> Signed-off-by: Gabriel Fernandez <gabriel.fernandez@foss.st.com> --- arch/arm/boot/dts/stm32mp151.dtsi | 50 +++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp151.dtsi b/arch/arm/boot/dts/stm32mp151.dtsi index 3c75abacb374..da3647373365 100644 --- a/arch/arm/boot/dts/stm32mp151.dtsi +++ b/arch/arm/boot/dts/stm32mp151.dtsi @@ -30,6 +30,56 @@ interrupt-parent = <&intc>; }; + scmi_sram: sram@2ffff000 { + compatible = "mmio-sram"; + reg = <0x2ffff000 0x1000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x2ffff000 0x1000>; + + scmi0_shm: scmi_shm@0 { + reg = <0 0x80>; + }; + + scmi1_shm: scmi_shm@200 { + reg = <0x200 0x80>; + }; + }; + + firmware { + scmi0: scmi0 { + compatible = "arm,scmi-smc"; + #address-cells = <1>; + #size-cells = <0>; + arm,smc-id = <0x82002000>; + shmem = <&scmi0_shm>; + + scmi0_clk: protocol@14 { + reg = <0x14>; + #clock-cells = <1>; + }; + + scmi0_reset: protocol@16 { + reg = <0x16>; + #reset-cells = <1>; + }; + }; + + scmi1: scmi1 { + compatible = "arm,scmi-smc"; + #address-cells = <1>; + #size-cells = <0>; + arm,smc-id = <0x82002001>; + shmem = <&scmi1_shm>; + status = "disabled"; + + scmi1_clk: protocol@14 { + reg = <0x14>; + #clock-cells = <1>; + }; + }; + }; + psci { compatible = "arm,psci-1.0"; method = "smc"; -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: <gabriel.fernandez@foss.st.com> To: Michael Turquette <mturquette@baylibre.com>, Stephen Boyd <sboyd@kernel.org>, Rob Herring <robh+dt@kernel.org>, Maxime Coquelin <mcoquelin.stm32@gmail.com>, Alexandre Torgue <alexandre.torgue@st.com>, Philipp Zabel <p.zabel@pengutronix.de>, Etienne Carriere <etienne.carriere@st.com>, Gabriel Fernandez <gabriel.fernandez@foss.st.com>, <marex@denx.de> Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com Subject: [PATCH v2 11/14] ARM: dts: stm32: define SCMI resources on stm32mp15 Date: Tue, 26 Jan 2021 10:01:17 +0100 [thread overview] Message-ID: <20210126090120.19900-12-gabriel.fernandez@foss.st.com> (raw) In-Reply-To: <20210126090120.19900-1-gabriel.fernandez@foss.st.com> From: Gabriel Fernandez <gabriel.fernandez@foss.st.com> Platform stm32mp15 relies on SCMI resources (clocks and reset domains). This change adds SCMI resources description in the platform device tree. SCMI resources uses a mailbox based on some shared memory and a SMC mailbox notification. SCMI0 exposes clocks and reset controllers for resources under RCC[TZEN] configuration control. It is default enabled as SoC default configuration is RCC[TZEN]=1. SCMI1 exposes clocks for resources under RCC[MCKPROT] control. The node is disabled by default as default configuration is RCC[MCKPROT]=0. Signed-off-by: Etienne Carriere <etienne.carriere@st.com> Signed-off-by: Gabriel Fernandez <gabriel.fernandez@foss.st.com> --- arch/arm/boot/dts/stm32mp151.dtsi | 50 +++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp151.dtsi b/arch/arm/boot/dts/stm32mp151.dtsi index 3c75abacb374..da3647373365 100644 --- a/arch/arm/boot/dts/stm32mp151.dtsi +++ b/arch/arm/boot/dts/stm32mp151.dtsi @@ -30,6 +30,56 @@ interrupt-parent = <&intc>; }; + scmi_sram: sram@2ffff000 { + compatible = "mmio-sram"; + reg = <0x2ffff000 0x1000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x2ffff000 0x1000>; + + scmi0_shm: scmi_shm@0 { + reg = <0 0x80>; + }; + + scmi1_shm: scmi_shm@200 { + reg = <0x200 0x80>; + }; + }; + + firmware { + scmi0: scmi0 { + compatible = "arm,scmi-smc"; + #address-cells = <1>; + #size-cells = <0>; + arm,smc-id = <0x82002000>; + shmem = <&scmi0_shm>; + + scmi0_clk: protocol@14 { + reg = <0x14>; + #clock-cells = <1>; + }; + + scmi0_reset: protocol@16 { + reg = <0x16>; + #reset-cells = <1>; + }; + }; + + scmi1: scmi1 { + compatible = "arm,scmi-smc"; + #address-cells = <1>; + #size-cells = <0>; + arm,smc-id = <0x82002001>; + shmem = <&scmi1_shm>; + status = "disabled"; + + scmi1_clk: protocol@14 { + reg = <0x14>; + #clock-cells = <1>; + }; + }; + }; + psci { compatible = "arm,psci-1.0"; method = "smc"; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-01-26 18:02 UTC|newest] Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-01-26 9:01 [PATCH v2 00/14] Introduce STM32MP1 RCC in secured mode gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-01-26 9:01 ` [PATCH v2 01/14] clk: stm32mp1: merge 'clk-hsi-div' and 'ck_hsi' into one clock gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-01-26 9:01 ` [PATCH v2 02/14] clk: stm32mp1: merge 'ck_hse_rtc' and 'ck_rtc' " gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-02-09 8:00 ` Stephen Boyd 2021-02-09 8:00 ` Stephen Boyd 2021-02-12 8:08 ` gabriel.fernandez 2021-02-12 8:08 ` gabriel.fernandez [not found] ` <161369805767.1254594.5233096495913117772@swboyd.mtv.corp.google.com> 2021-02-23 16:34 ` gabriel.fernandez 2021-02-23 16:34 ` gabriel.fernandez 2021-01-26 9:01 ` [PATCH v2 03/14] clk: stm32mp1: remove intermediate pll clocks gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-01-26 9:01 ` [PATCH v2 04/14] clk: stm32mp1: convert to module driver gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-01-26 9:01 ` [PATCH v2 05/14] clk: stm32mp1: move RCC reset controller into RCC clock driver gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-01-26 9:01 ` [PATCH v2 06/14] reset: stm32mp1: remove stm32mp1 reset gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-01-26 9:01 ` [PATCH v2 07/14] dt-bindings: clock: add IDs for SCMI clocks on stm32mp15 gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-02-09 17:52 ` Rob Herring 2021-02-09 17:52 ` Rob Herring 2021-01-26 9:01 ` [PATCH v2 08/14] dt-bindings: reset: add IDs for SCMI reset domains " gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-02-09 17:53 ` Rob Herring 2021-02-09 17:53 ` Rob Herring 2021-01-26 9:01 ` [PATCH v2 09/14] dt-bindings: reset: add MCU HOLD BOOT ID " gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-02-09 17:54 ` Rob Herring 2021-02-09 17:54 ` Rob Herring 2021-01-26 9:01 ` [PATCH v2 10/14] clk: stm32mp1: new compatible for secure RCC support gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez [this message] 2021-01-26 9:01 ` [PATCH v2 11/14] ARM: dts: stm32: define SCMI resources on stm32mp15 gabriel.fernandez 2021-01-26 9:01 ` [PATCH v2 12/14] ARM: dts: stm32: move clocks/resets to SCMI resources for stm32mp15 gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-02-18 9:45 ` [Linux-stm32] " Ahmad Fatoum 2021-02-18 9:45 ` Ahmad Fatoum 2021-01-26 9:01 ` [PATCH v2 13/14] dt-bindings: clock: stm32mp1 new compatible for secure rcc gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-02-09 17:56 ` Rob Herring 2021-02-09 17:56 ` Rob Herring 2021-01-26 9:01 ` [PATCH v2 14/14] ARM: dts: stm32: introduce basic boot include on stm32mp15x board gabriel.fernandez 2021-01-26 9:01 ` gabriel.fernandez 2021-03-09 21:50 ` [PATCH v2 00/14] Introduce STM32MP1 RCC in secured mode Alex G. 2021-03-09 21:50 ` Alex G. 2021-03-11 8:08 ` Alexandre TORGUE 2021-03-11 11:43 ` Marek Vasut 2021-03-11 11:43 ` Marek Vasut 2021-03-11 13:15 ` Alexandre TORGUE 2021-03-11 13:23 ` Marek Vasut 2021-03-11 13:23 ` Marek Vasut 2021-03-11 14:02 ` Alexandre TORGUE 2021-03-11 14:41 ` [Linux-stm32] " Ahmad Fatoum 2021-03-11 14:41 ` Ahmad Fatoum 2021-03-11 15:18 ` Alexandre TORGUE 2021-03-11 15:49 ` Ahmad Fatoum 2021-03-11 15:49 ` Ahmad Fatoum 2021-03-11 16:11 ` Marek Vasut 2021-03-11 16:11 ` Marek Vasut 2021-03-11 18:10 ` Alexandre TORGUE 2021-03-11 18:23 ` Alex G. 2021-03-11 18:23 ` Alex G. 2021-03-11 20:09 ` Marek Vasut 2021-03-11 20:09 ` Marek Vasut 2021-03-12 8:22 ` Alexandre TORGUE
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