From: Lokesh Vutla <lokeshvutla@ti.com> To: Marc Zyngier <maz@kernel.org>, Rob Herring <robh+dt@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de>, Nishanth Menon <nm@ti.com>, Tero Kristo <t-kristo@ti.com>, Santosh Shilimkar <ssantosh@kernel.org>, Linux ARM Mailing List <linux-arm-kernel@lists.infradead.org>, Sekhar Nori <nsekhar@ti.com>, Grygorii Strashko <grygorii.strashko@ti.com>, Peter Ujfalusi <peter.ujfalusi@ti.com>, Device Tree Mailing List <devicetree@vger.kernel.org>, Suman Anna <s-anna@ti.com>, Lokesh Vutla <lokeshvutla@ti.com> Subject: [PATCH v3 4/9] dt-bindings: irqchip: ti,sci-intr: Update bindings to drop the usage of gic as parent Date: Fri, 24 Jul 2020 19:48:32 +0530 [thread overview] Message-ID: <20200724141837.4542-5-lokeshvutla@ti.com> (raw) In-Reply-To: <20200724141837.4542-1-lokeshvutla@ti.com> Drop the firmware related dt-bindings and use the hardware specified interrupt numbers within Interrupt Router. This ensures interrupt router DT node need not assume any interrupt parent type. Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> --- .../interrupt-controller/ti,sci-intr.txt | 31 ++++++++++--------- 1 file changed, 16 insertions(+), 15 deletions(-) diff --git a/Documentation/devicetree/bindings/interrupt-controller/ti,sci-intr.txt b/Documentation/devicetree/bindings/interrupt-controller/ti,sci-intr.txt index 1a8718f8855d..8b56b2de1c73 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/ti,sci-intr.txt +++ b/Documentation/devicetree/bindings/interrupt-controller/ti,sci-intr.txt @@ -44,15 +44,17 @@ Required Properties: 4: If intr supports level triggered interrupts. - interrupt-controller: Identifies the node as an interrupt controller - #interrupt-cells: Specifies the number of cells needed to encode an - interrupt source. The value should be 2. - First cell should contain the TISCI device ID of source - Second cell should contain the interrupt source offset - within the device. + interrupt source. The value should be 1. + First cell should contain interrupt router input number + as specified by hardware. - ti,sci: Phandle to TI-SCI compatible System controller node. -- ti,sci-dst-id: TISCI device ID of the destination IRQ controller. -- ti,sci-rm-range-girq: Array of TISCI subtype ids representing the host irqs - assigned to this interrupt router. Each subtype id - corresponds to a range of host irqs. +- ti,sci-dev-id: TISCI device id of interrupt controller. +- ti,interrupt-ranges: Set of triplets containing ranges that convert + the INTR output interrupt numbers to parent's + interrupt number. Each triplet has following entries: + - First entry specifies the base for intr output irq + - Second entry specifies the base for parent irqs + - Third entry specifies the limit For more details on TISCI IRQ resource management refer: http://downloads.ti.com/tisci/esd/latest/2_tisci_msgs/rm/rm_irq.html @@ -62,21 +64,20 @@ Example: The following example demonstrates both interrupt router node and the consumer node(main gpio) on the AM654 SoC: -main_intr: interrupt-controller0 { +main_gpio_intr: interrupt-controller0 { compatible = "ti,sci-intr"; ti,intr-trigger-type = <1>; interrupt-controller; interrupt-parent = <&gic500>; - #interrupt-cells = <2>; + #interrupt-cells = <1>; ti,sci = <&dmsc>; - ti,sci-dst-id = <56>; - ti,sci-rm-range-girq = <0x1>; + ti,sci-dev-id = <131>; + ti,interrupt-ranges = <0 360 32>; }; main_gpio0: gpio@600000 { ... - interrupt-parent = <&main_intr>; - interrupts = <57 256>, <57 257>, <57 258>, - <57 259>, <57 260>, <57 261>; + interrupt-parent = <&main_gpio_intr>; + interrupts = <192>, <193>, <194>, <195>, <196>, <197>; ... }; -- 2.27.0
WARNING: multiple messages have this Message-ID (diff)
From: Lokesh Vutla <lokeshvutla@ti.com> To: Marc Zyngier <maz@kernel.org>, Rob Herring <robh+dt@kernel.org> Cc: Nishanth Menon <nm@ti.com>, Peter Ujfalusi <peter.ujfalusi@ti.com>, Grygorii Strashko <grygorii.strashko@ti.com>, Device Tree Mailing List <devicetree@vger.kernel.org>, Lokesh Vutla <lokeshvutla@ti.com>, Sekhar Nori <nsekhar@ti.com>, Tero Kristo <t-kristo@ti.com>, Santosh Shilimkar <ssantosh@kernel.org>, Thomas Gleixner <tglx@linutronix.de>, Linux ARM Mailing List <linux-arm-kernel@lists.infradead.org> Subject: [PATCH v3 4/9] dt-bindings: irqchip: ti, sci-intr: Update bindings to drop the usage of gic as parent Date: Fri, 24 Jul 2020 19:48:32 +0530 [thread overview] Message-ID: <20200724141837.4542-5-lokeshvutla@ti.com> (raw) In-Reply-To: <20200724141837.4542-1-lokeshvutla@ti.com> Drop the firmware related dt-bindings and use the hardware specified interrupt numbers within Interrupt Router. This ensures interrupt router DT node need not assume any interrupt parent type. Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> --- .../interrupt-controller/ti,sci-intr.txt | 31 ++++++++++--------- 1 file changed, 16 insertions(+), 15 deletions(-) diff --git a/Documentation/devicetree/bindings/interrupt-controller/ti,sci-intr.txt b/Documentation/devicetree/bindings/interrupt-controller/ti,sci-intr.txt index 1a8718f8855d..8b56b2de1c73 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/ti,sci-intr.txt +++ b/Documentation/devicetree/bindings/interrupt-controller/ti,sci-intr.txt @@ -44,15 +44,17 @@ Required Properties: 4: If intr supports level triggered interrupts. - interrupt-controller: Identifies the node as an interrupt controller - #interrupt-cells: Specifies the number of cells needed to encode an - interrupt source. The value should be 2. - First cell should contain the TISCI device ID of source - Second cell should contain the interrupt source offset - within the device. + interrupt source. The value should be 1. + First cell should contain interrupt router input number + as specified by hardware. - ti,sci: Phandle to TI-SCI compatible System controller node. -- ti,sci-dst-id: TISCI device ID of the destination IRQ controller. -- ti,sci-rm-range-girq: Array of TISCI subtype ids representing the host irqs - assigned to this interrupt router. Each subtype id - corresponds to a range of host irqs. +- ti,sci-dev-id: TISCI device id of interrupt controller. +- ti,interrupt-ranges: Set of triplets containing ranges that convert + the INTR output interrupt numbers to parent's + interrupt number. Each triplet has following entries: + - First entry specifies the base for intr output irq + - Second entry specifies the base for parent irqs + - Third entry specifies the limit For more details on TISCI IRQ resource management refer: http://downloads.ti.com/tisci/esd/latest/2_tisci_msgs/rm/rm_irq.html @@ -62,21 +64,20 @@ Example: The following example demonstrates both interrupt router node and the consumer node(main gpio) on the AM654 SoC: -main_intr: interrupt-controller0 { +main_gpio_intr: interrupt-controller0 { compatible = "ti,sci-intr"; ti,intr-trigger-type = <1>; interrupt-controller; interrupt-parent = <&gic500>; - #interrupt-cells = <2>; + #interrupt-cells = <1>; ti,sci = <&dmsc>; - ti,sci-dst-id = <56>; - ti,sci-rm-range-girq = <0x1>; + ti,sci-dev-id = <131>; + ti,interrupt-ranges = <0 360 32>; }; main_gpio0: gpio@600000 { ... - interrupt-parent = <&main_intr>; - interrupts = <57 256>, <57 257>, <57 258>, - <57 259>, <57 260>, <57 261>; + interrupt-parent = <&main_gpio_intr>; + interrupts = <192>, <193>, <194>, <195>, <196>, <197>; ... }; -- 2.27.0 _______________________________________________ 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:[~2020-07-24 14:19 UTC|newest] Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-07-24 14:18 [PATCH v3 0/9] irqchip: ti, sci-intr/inta: Update the dt bindings to accept different interrupt parents Lokesh Vutla 2020-07-24 14:18 ` Lokesh Vutla 2020-07-24 14:18 ` [PATCH v3 1/9] firmware: ti_sci: Drop the device id to resource type translation Lokesh Vutla 2020-07-24 14:18 ` Lokesh Vutla 2020-07-24 14:18 ` [PATCH v3 2/9] firmware: ti_sci: Drop unused structure ti_sci_rm_type_map Lokesh Vutla 2020-07-24 14:18 ` Lokesh Vutla 2020-07-24 14:18 ` [PATCH v3 3/9] firmware: ti_sci: Add support for getting resource with subtype Lokesh Vutla 2020-07-24 14:18 ` Lokesh Vutla 2020-07-24 14:18 ` Lokesh Vutla [this message] 2020-07-24 14:18 ` [PATCH v3 4/9] dt-bindings: irqchip: ti, sci-intr: Update bindings to drop the usage of gic as parent Lokesh Vutla 2020-07-24 14:18 ` [PATCH v3 5/9] dt-bindings: irqchip: Convert ti,sci-intr bindings to yaml Lokesh Vutla 2020-07-24 14:18 ` [PATCH v3 5/9] dt-bindings: irqchip: Convert ti, sci-intr " Lokesh Vutla 2020-07-24 14:18 ` [PATCH v3 6/9] irqchip/ti-sci-intr: Add support for INTR being a parent to INTR Lokesh Vutla 2020-07-24 14:18 ` Lokesh Vutla 2020-07-25 14:06 ` Marc Zyngier 2020-07-25 14:06 ` Marc Zyngier 2020-07-25 14:37 ` Lokesh Vutla 2020-07-25 14:37 ` Lokesh Vutla 2020-07-25 14:42 ` Marc Zyngier 2020-07-25 14:42 ` Marc Zyngier 2020-07-24 14:18 ` [PATCH v3 7/9] dt-bindings: irqchip: ti,sci-inta: Update docs to support different parent Lokesh Vutla 2020-07-24 14:18 ` [PATCH v3 7/9] dt-bindings: irqchip: ti, sci-inta: " Lokesh Vutla 2020-07-24 14:18 ` [PATCH v3 8/9] dt-bindings: irqchip: Convert ti,sci-inta bindings to yaml Lokesh Vutla 2020-07-24 14:18 ` [PATCH v3 8/9] dt-bindings: irqchip: Convert ti, sci-inta " Lokesh Vutla 2020-07-24 14:18 ` [PATCH v3 9/9] irqchip/ti-sci-inta: Add support for INTA directly connecting to GIC Lokesh Vutla 2020-07-24 14:18 ` Lokesh Vutla 2020-07-25 14:10 ` Marc Zyngier 2020-07-25 14:10 ` Marc Zyngier 2020-07-25 14:12 ` [PATCH v3 0/9] irqchip: ti, sci-intr/inta: Update the dt bindings to accept different interrupt parents Marc Zyngier 2020-07-25 14:12 ` Marc Zyngier
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