From: Hector Martin <marcan@marcan.st> To: linux-arm-kernel@lists.infradead.org Cc: Hector Martin <marcan@marcan.st>, Marc Zyngier <maz@kernel.org>, Rob Herring <robh+dt@kernel.org>, Arnd Bergmann <arnd@kernel.org>, Linus Walleij <linus.walleij@linaro.org>, Alyssa Rosenzweig <alyssa@rosenzweig.io>, Krzysztof Kozlowski <krzk@kernel.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Mark Kettenis <mark.kettenis@xs4all.nl>, Philipp Zabel <p.zabel@pengutronix.de>, "Rafael J. Wysocki" <rafael@kernel.org>, devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-serial@vger.kernel.org Subject: [PATCH 5/7] arm64: dts: apple: t8103: Add the UART PMGR tree Date: Wed, 6 Oct 2021 00:59:21 +0900 [thread overview] Message-ID: <20211005155923.173399-6-marcan@marcan.st> (raw) In-Reply-To: <20211005155923.173399-1-marcan@marcan.st> Note that the UART driver does not currently support runtime-pm, so this effectively always keeps the UART0 device on. However, this does clockgate all the other UARTs, as those are not currently instantiated. Signed-off-by: Hector Martin <marcan@marcan.st> --- arch/arm64/boot/dts/apple/t8103.dtsi | 116 +++++++++++++++++++++++++++ 1 file changed, 116 insertions(+) diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi index 9f60f9e48ea0..63056ddc7ef7 100644 --- a/arch/arm64/boot/dts/apple/t8103.dtsi +++ b/arch/arm64/boot/dts/apple/t8103.dtsi @@ -122,6 +122,7 @@ serial0: serial@235200000 { */ clocks = <&clkref>, <&clkref>; clock-names = "uart", "clk_uart_baud0"; + power-domains = <&ps_uart0>; status = "disabled"; }; @@ -131,5 +132,120 @@ aic: interrupt-controller@23b100000 { interrupt-controller; reg = <0x2 0x3b100000 0x0 0x8000>; }; + + pmgr: power-management@23b700000 { + compatible = "apple,t8103-pmgr", "apple,pmgr", "syscon", "simple-mfd"; + #address-cells = <1>; + #size-cells = <0>; + + reg = <0x2 0x3b700000 0x0 0x14000>; + + ps_sio_busif: power-controller@1c0 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x1c0>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "sio_busif"; + }; + + ps_sio: power-controller@1c8 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x1c8>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "sio"; + power-domains = <&ps_sio_busif>; + }; + + ps_uart_p: power-controller@220 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x220>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart_p"; + power-domains = <&ps_sio>; + }; + + ps_uart0: power-controller@270 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x270>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart0"; + power-domains = <&ps_uart_p>; + }; + + ps_uart1: power-controller@278 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x278>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart1"; + power-domains = <&ps_uart_p>; + }; + + ps_uart2: power-controller@280 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x280>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart2"; + power-domains = <&ps_uart_p>; + }; + + ps_uart3: power-controller@288 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x288>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart3"; + power-domains = <&ps_uart_p>; + }; + + ps_uart4: power-controller@290 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x290>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart4"; + power-domains = <&ps_uart_p>; + }; + + ps_uart5: power-controller@298 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x298>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart5"; + power-domains = <&ps_uart_p>; + }; + + ps_uart6: power-controller@2a0 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x2a0>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart6"; + power-domains = <&ps_uart_p>; + }; + + ps_uart7: power-controller@2a8 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x2a8>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart7"; + power-domains = <&ps_uart_p>; + }; + + ps_uart8: power-controller@2b0 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x2b0>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart8"; + power-domains = <&ps_uart_p>; + }; + }; }; }; -- 2.33.0
WARNING: multiple messages have this Message-ID (diff)
From: Hector Martin <marcan@marcan.st> To: linux-arm-kernel@lists.infradead.org Cc: Hector Martin <marcan@marcan.st>, Marc Zyngier <maz@kernel.org>, Rob Herring <robh+dt@kernel.org>, Arnd Bergmann <arnd@kernel.org>, Linus Walleij <linus.walleij@linaro.org>, Alyssa Rosenzweig <alyssa@rosenzweig.io>, Krzysztof Kozlowski <krzk@kernel.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Mark Kettenis <mark.kettenis@xs4all.nl>, Philipp Zabel <p.zabel@pengutronix.de>, "Rafael J. Wysocki" <rafael@kernel.org>, devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-serial@vger.kernel.org Subject: [PATCH 5/7] arm64: dts: apple: t8103: Add the UART PMGR tree Date: Wed, 6 Oct 2021 00:59:21 +0900 [thread overview] Message-ID: <20211005155923.173399-6-marcan@marcan.st> (raw) In-Reply-To: <20211005155923.173399-1-marcan@marcan.st> Note that the UART driver does not currently support runtime-pm, so this effectively always keeps the UART0 device on. However, this does clockgate all the other UARTs, as those are not currently instantiated. Signed-off-by: Hector Martin <marcan@marcan.st> --- arch/arm64/boot/dts/apple/t8103.dtsi | 116 +++++++++++++++++++++++++++ 1 file changed, 116 insertions(+) diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi index 9f60f9e48ea0..63056ddc7ef7 100644 --- a/arch/arm64/boot/dts/apple/t8103.dtsi +++ b/arch/arm64/boot/dts/apple/t8103.dtsi @@ -122,6 +122,7 @@ serial0: serial@235200000 { */ clocks = <&clkref>, <&clkref>; clock-names = "uart", "clk_uart_baud0"; + power-domains = <&ps_uart0>; status = "disabled"; }; @@ -131,5 +132,120 @@ aic: interrupt-controller@23b100000 { interrupt-controller; reg = <0x2 0x3b100000 0x0 0x8000>; }; + + pmgr: power-management@23b700000 { + compatible = "apple,t8103-pmgr", "apple,pmgr", "syscon", "simple-mfd"; + #address-cells = <1>; + #size-cells = <0>; + + reg = <0x2 0x3b700000 0x0 0x14000>; + + ps_sio_busif: power-controller@1c0 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x1c0>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "sio_busif"; + }; + + ps_sio: power-controller@1c8 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x1c8>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "sio"; + power-domains = <&ps_sio_busif>; + }; + + ps_uart_p: power-controller@220 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x220>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart_p"; + power-domains = <&ps_sio>; + }; + + ps_uart0: power-controller@270 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x270>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart0"; + power-domains = <&ps_uart_p>; + }; + + ps_uart1: power-controller@278 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x278>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart1"; + power-domains = <&ps_uart_p>; + }; + + ps_uart2: power-controller@280 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x280>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart2"; + power-domains = <&ps_uart_p>; + }; + + ps_uart3: power-controller@288 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x288>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart3"; + power-domains = <&ps_uart_p>; + }; + + ps_uart4: power-controller@290 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x290>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart4"; + power-domains = <&ps_uart_p>; + }; + + ps_uart5: power-controller@298 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x298>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart5"; + power-domains = <&ps_uart_p>; + }; + + ps_uart6: power-controller@2a0 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x2a0>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart6"; + power-domains = <&ps_uart_p>; + }; + + ps_uart7: power-controller@2a8 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x2a8>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart7"; + power-domains = <&ps_uart_p>; + }; + + ps_uart8: power-controller@2b0 { + compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; + reg = <0x2b0>; + #power-domain-cells = <0>; + #reset-cells = <0>; + apple,domain-name = "uart8"; + power-domains = <&ps_uart_p>; + }; + }; }; }; -- 2.33.0 _______________________________________________ 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:[~2021-10-05 16:00 UTC|newest] Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-10-05 15:59 [PATCH 0/7] Apple SoC PMGR device power states driver Hector Martin 2021-10-05 15:59 ` Hector Martin 2021-10-05 15:59 ` [PATCH 1/7] dt-bindings: arm: apple: Add apple,pmgr binding Hector Martin 2021-10-05 15:59 ` Hector Martin 2021-10-05 20:09 ` Mark Kettenis 2021-10-05 20:09 ` Mark Kettenis 2021-10-05 22:45 ` Rob Herring 2021-10-05 22:45 ` Rob Herring 2021-10-06 15:17 ` Hector Martin 2021-10-06 15:17 ` Hector Martin 2021-10-06 6:56 ` Krzysztof Kozlowski 2021-10-06 6:56 ` Krzysztof Kozlowski 2021-10-06 7:30 ` Krzysztof Kozlowski 2021-10-06 7:30 ` Krzysztof Kozlowski 2021-10-06 15:21 ` Hector Martin 2021-10-06 15:21 ` Hector Martin 2021-10-06 15:26 ` Hector Martin 2021-10-06 15:26 ` Hector Martin 2021-10-07 13:10 ` Krzysztof Kozlowski 2021-10-07 13:10 ` Krzysztof Kozlowski 2021-10-05 15:59 ` [PATCH 2/7] dt-bindings: power: Add apple,pmgr-pwrstate binding Hector Martin 2021-10-05 15:59 ` Hector Martin 2021-10-05 20:16 ` Mark Kettenis 2021-10-05 20:16 ` Mark Kettenis 2021-10-06 15:27 ` Hector Martin 2021-10-06 15:27 ` Hector Martin 2021-10-06 0:58 ` Rob Herring 2021-10-06 0:58 ` Rob Herring 2021-10-06 15:52 ` Hector Martin 2021-10-06 15:52 ` Hector Martin 2021-10-06 15:55 ` Hector Martin 2021-10-06 15:55 ` Hector Martin 2021-10-08 7:50 ` Krzysztof Kozlowski 2021-10-08 7:50 ` Krzysztof Kozlowski 2021-10-11 5:17 ` Hector Martin 2021-10-11 5:17 ` Hector Martin 2021-10-06 7:05 ` Krzysztof Kozlowski 2021-10-06 7:05 ` Krzysztof Kozlowski 2021-10-06 15:59 ` Hector Martin 2021-10-06 15:59 ` Hector Martin 2021-10-07 13:12 ` Krzysztof Kozlowski 2021-10-07 13:12 ` Krzysztof Kozlowski 2021-10-11 4:42 ` Hector Martin 2021-10-11 4:42 ` Hector Martin 2021-10-05 15:59 ` [PATCH 3/7] soc: apple: Add driver for Apple PMGR power state controls Hector Martin 2021-10-05 15:59 ` Hector Martin 2021-10-05 16:08 ` Linus Walleij 2021-10-05 16:08 ` Linus Walleij 2021-10-05 16:15 ` Hector Martin 2021-10-05 16:15 ` Hector Martin 2021-10-05 19:49 ` Linus Walleij 2021-10-05 19:49 ` Linus Walleij 2021-10-05 20:21 ` Mark Kettenis 2021-10-05 20:21 ` Mark Kettenis 2021-10-06 16:00 ` Hector Martin 2021-10-06 16:00 ` Hector Martin 2021-10-06 7:28 ` Krzysztof Kozlowski 2021-10-06 7:28 ` Krzysztof Kozlowski 2021-10-06 16:08 ` Hector Martin 2021-10-06 16:08 ` Hector Martin 2021-10-06 9:24 ` Philipp Zabel 2021-10-06 9:24 ` Philipp Zabel 2021-10-06 16:11 ` Hector Martin 2021-10-06 16:11 ` Hector Martin 2021-10-05 15:59 ` [PATCH 4/7] arm64: dts: apple: t8103: Rename clk24 to clkref Hector Martin 2021-10-05 15:59 ` Hector Martin 2021-10-05 20:22 ` Mark Kettenis 2021-10-05 20:22 ` Mark Kettenis 2021-10-05 15:59 ` Hector Martin [this message] 2021-10-05 15:59 ` [PATCH 5/7] arm64: dts: apple: t8103: Add the UART PMGR tree Hector Martin 2021-10-05 20:25 ` Mark Kettenis 2021-10-05 20:25 ` Mark Kettenis 2021-10-05 15:59 ` [PATCH 6/7] tty: serial: samsung_tty: Support runtime PM Hector Martin 2021-10-05 15:59 ` Hector Martin 2021-10-06 7:43 ` Krzysztof Kozlowski 2021-10-06 7:43 ` Krzysztof Kozlowski 2021-10-06 13:25 ` Rafael J. Wysocki 2021-10-06 13:25 ` Rafael J. Wysocki 2021-10-06 13:29 ` Krzysztof Kozlowski 2021-10-06 13:29 ` Krzysztof Kozlowski 2021-10-11 5:32 ` Hector Martin 2021-10-11 5:32 ` Hector Martin 2021-10-11 6:48 ` Krzysztof Kozlowski 2021-10-11 6:48 ` Krzysztof Kozlowski 2021-10-11 8:27 ` Johan Hovold 2021-10-11 8:27 ` Johan Hovold 2021-10-05 15:59 ` [PATCH 7/7] arm64: dts: apple: t8103: Add UART2 Hector Martin 2021-10-05 15:59 ` Hector Martin 2021-10-05 20:26 ` Mark Kettenis 2021-10-05 20:26 ` Mark Kettenis
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