From: Vaishnav Achath <vaishnav.a@ti.com> To: <nm@ti.com>, <afd@ti.com>, <vigneshr@ti.com>, <kristo@kernel.org>, <robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org> Cc: <devicetree@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>, <u-kumar1@ti.com>, <vaishnav.a@ti.com> Subject: [PATCH v2 3/3] arm64: dts: ti: k3-j7200-mcu-wakeup: Update fss node and hbmc_mux Date: Fri, 5 May 2023 17:28:58 +0530 [thread overview] Message-ID: <20230505115858.7391-4-vaishnav.a@ti.com> (raw) In-Reply-To: <20230505115858.7391-1-vaishnav.a@ti.com> From: Nishanth Menon <nm@ti.com> fss node claims to be a syscon node, while it actually is a simple bus where ospi, hbmc peripherals are located and a mux for path select between OSPI and Hyperbus which can be modelled as a reg-mux. So model it accordingly and use reg-mux to describe the hbmc-mux. Also update the region size to the correct values as per the TRM. Signed-off-by: Nishanth Menon <nm@ti.com> Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com> --- V1->V2: * Address feedback from Udit to limit the FSS register region size as per TRM. * Use reg-mux changes to simplify the hbmc-mux modelling. * Update commit message to reflect changes. Depends on: https://lore.kernel.org/all/20230424184810.29453-1-afd@ti.com/ arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi index b58a31371bf3..333564ca9c91 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi @@ -338,22 +338,23 @@ status = "disabled"; }; - fss: syscon@47000000 { - compatible = "syscon", "simple-mfd"; - reg = <0x00 0x47000000 0x00 0x100>; + fss: bus@47000000 { + compatible = "simple-bus"; + reg = <0x00 0x47000000 0x0 0x7c>; #address-cells = <2>; #size-cells = <2>; ranges; - hbmc_mux: hbmc-mux { - compatible = "mmio-mux"; + hbmc_mux: mux-controller@47000004 { + compatible = "reg-mux"; + reg = <0x00 0x47000004 0x00 0x2>; #mux-control-cells = <1>; mux-reg-masks = <0x4 0x2>; /* HBMC select */ }; hbmc: hyperbus@47034000 { compatible = "ti,am654-hbmc"; - reg = <0x00 0x47034000 0x00 0x100>, + reg = <0x00 0x47034000 0x00 0x0c>, <0x05 0x00000000 0x01 0x0000000>; power-domains = <&k3_pds 102 TI_SCI_PD_EXCLUSIVE>; clocks = <&k3_clks 102 0>; -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: Vaishnav Achath <vaishnav.a@ti.com> To: <nm@ti.com>, <afd@ti.com>, <vigneshr@ti.com>, <kristo@kernel.org>, <robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org> Cc: <devicetree@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>, <u-kumar1@ti.com>, <vaishnav.a@ti.com> Subject: [PATCH v2 3/3] arm64: dts: ti: k3-j7200-mcu-wakeup: Update fss node and hbmc_mux Date: Fri, 5 May 2023 17:28:58 +0530 [thread overview] Message-ID: <20230505115858.7391-4-vaishnav.a@ti.com> (raw) In-Reply-To: <20230505115858.7391-1-vaishnav.a@ti.com> From: Nishanth Menon <nm@ti.com> fss node claims to be a syscon node, while it actually is a simple bus where ospi, hbmc peripherals are located and a mux for path select between OSPI and Hyperbus which can be modelled as a reg-mux. So model it accordingly and use reg-mux to describe the hbmc-mux. Also update the region size to the correct values as per the TRM. Signed-off-by: Nishanth Menon <nm@ti.com> Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com> --- V1->V2: * Address feedback from Udit to limit the FSS register region size as per TRM. * Use reg-mux changes to simplify the hbmc-mux modelling. * Update commit message to reflect changes. Depends on: https://lore.kernel.org/all/20230424184810.29453-1-afd@ti.com/ arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi index b58a31371bf3..333564ca9c91 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi @@ -338,22 +338,23 @@ status = "disabled"; }; - fss: syscon@47000000 { - compatible = "syscon", "simple-mfd"; - reg = <0x00 0x47000000 0x00 0x100>; + fss: bus@47000000 { + compatible = "simple-bus"; + reg = <0x00 0x47000000 0x0 0x7c>; #address-cells = <2>; #size-cells = <2>; ranges; - hbmc_mux: hbmc-mux { - compatible = "mmio-mux"; + hbmc_mux: mux-controller@47000004 { + compatible = "reg-mux"; + reg = <0x00 0x47000004 0x00 0x2>; #mux-control-cells = <1>; mux-reg-masks = <0x4 0x2>; /* HBMC select */ }; hbmc: hyperbus@47034000 { compatible = "ti,am654-hbmc"; - reg = <0x00 0x47034000 0x00 0x100>, + reg = <0x00 0x47034000 0x00 0x0c>, <0x05 0x00000000 0x01 0x0000000>; power-domains = <&k3_pds 102 TI_SCI_PD_EXCLUSIVE>; clocks = <&k3_clks 102 0>; -- 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:[~2023-05-05 11:59 UTC|newest] Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-05-05 11:58 [PATCH v2 0/3] arm64: dts: ti: k3-j7200: Fixes for various dtbs_checks warnings Vaishnav Achath 2023-05-05 11:58 ` Vaishnav Achath 2023-05-05 11:58 ` [PATCH v2 1/3] arm64: dts: ti: k3-j7200-mcu-wakeup: Remove 0x unit address prefix from nodename Vaishnav Achath 2023-05-05 11:58 ` Vaishnav Achath 2023-05-05 11:58 ` [PATCH v2 2/3] arm64: dts: ti: k3-j7200-mcu-wakeup: Switch mcu_syscon to ti,j721e-system-controller Vaishnav Achath 2023-05-05 11:58 ` Vaishnav Achath 2023-05-05 11:58 ` Vaishnav Achath [this message] 2023-05-05 11:58 ` [PATCH v2 3/3] arm64: dts: ti: k3-j7200-mcu-wakeup: Update fss node and hbmc_mux Vaishnav Achath 2023-05-09 10:41 ` Vignesh Raghavendra 2023-05-10 15:30 ` Andrew Davis
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