From: Dmitry Rokosov <ddrokosov@salutedevices.com> To: <neil.armstrong@linaro.org>, <jbrunet@baylibre.com>, <mturquette@baylibre.com>, <sboyd@kernel.org>, <robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>, <khilman@baylibre.com>, <martin.blumenstingl@googlemail.com> Cc: <kernel@salutedevices.com>, <rockosov@gmail.com>, <linux-amlogic@lists.infradead.org>, <linux-clk@vger.kernel.org>, <devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, Dmitry Rokosov <ddrokosov@salutedevices.com> Subject: [PATCH v1 2/4] arm64: dts: amlogic: a1: declare cpu clock controller Date: Sat, 30 Mar 2024 00:04:40 +0300 [thread overview] Message-ID: <20240329210453.27530-3-ddrokosov@salutedevices.com> (raw) In-Reply-To: <20240329210453.27530-1-ddrokosov@salutedevices.com> The Amlogic A1 SoC family relies on the CPU clock controller to generate CPU clocks, serving a crucial function. It has 4 inputs: main oscillator, fixed clocks and system pll. Signed-off-by: Dmitry Rokosov <ddrokosov@salutedevices.com> --- arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi index 8ae944bfeee4..07fd0be828d4 100644 --- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi @@ -3,6 +3,7 @@ * Copyright (c) 2019 Amlogic, Inc. All rights reserved. */ +#include <dt-bindings/clock/amlogic,a1-cpu-clkc.h> #include <dt-bindings/clock/amlogic,a1-pll-clkc.h> #include <dt-bindings/clock/amlogic,a1-peripherals-clkc.h> #include <dt-bindings/clock/amlogic,a1-audio-clkc.h> @@ -94,6 +95,19 @@ soc { #size-cells = <2>; ranges; + clkc_cpu: clock-controller@fd000000 { + compatible = "amlogic,a1-cpu-clkc"; + reg = <0 0xfd000000 0 0x88>; + #clock-cells = <1>; + + clocks = <&clkc_pll CLKID_FCLK_DIV2>, + <&clkc_pll CLKID_FCLK_DIV3>, + <&clkc_pll CLKID_SYS_PLL>, + <&xtal>; + clock-names = "fclk_div2", "fclk_div3", + "sys_pll", "xtal"; + }; + spifc: spi@fd000400 { compatible = "amlogic,a1-spifc"; reg = <0x0 0xfd000400 0x0 0x290>; -- 2.43.0
WARNING: multiple messages have this Message-ID (diff)
From: Dmitry Rokosov <ddrokosov@salutedevices.com> To: <neil.armstrong@linaro.org>, <jbrunet@baylibre.com>, <mturquette@baylibre.com>, <sboyd@kernel.org>, <robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>, <khilman@baylibre.com>, <martin.blumenstingl@googlemail.com> Cc: <kernel@salutedevices.com>, <rockosov@gmail.com>, <linux-amlogic@lists.infradead.org>, <linux-clk@vger.kernel.org>, <devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, Dmitry Rokosov <ddrokosov@salutedevices.com> Subject: [PATCH v1 2/4] arm64: dts: amlogic: a1: declare cpu clock controller Date: Sat, 30 Mar 2024 00:04:40 +0300 [thread overview] Message-ID: <20240329210453.27530-3-ddrokosov@salutedevices.com> (raw) In-Reply-To: <20240329210453.27530-1-ddrokosov@salutedevices.com> The Amlogic A1 SoC family relies on the CPU clock controller to generate CPU clocks, serving a crucial function. It has 4 inputs: main oscillator, fixed clocks and system pll. Signed-off-by: Dmitry Rokosov <ddrokosov@salutedevices.com> --- arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi index 8ae944bfeee4..07fd0be828d4 100644 --- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi @@ -3,6 +3,7 @@ * Copyright (c) 2019 Amlogic, Inc. All rights reserved. */ +#include <dt-bindings/clock/amlogic,a1-cpu-clkc.h> #include <dt-bindings/clock/amlogic,a1-pll-clkc.h> #include <dt-bindings/clock/amlogic,a1-peripherals-clkc.h> #include <dt-bindings/clock/amlogic,a1-audio-clkc.h> @@ -94,6 +95,19 @@ soc { #size-cells = <2>; ranges; + clkc_cpu: clock-controller@fd000000 { + compatible = "amlogic,a1-cpu-clkc"; + reg = <0 0xfd000000 0 0x88>; + #clock-cells = <1>; + + clocks = <&clkc_pll CLKID_FCLK_DIV2>, + <&clkc_pll CLKID_FCLK_DIV3>, + <&clkc_pll CLKID_SYS_PLL>, + <&xtal>; + clock-names = "fclk_div2", "fclk_div3", + "sys_pll", "xtal"; + }; + spifc: spi@fd000400 { compatible = "amlogic,a1-spifc"; reg = <0x0 0xfd000400 0x0 0x290>; -- 2.43.0 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic
next prev parent reply other threads:[~2024-03-29 21:05 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-03-29 21:04 [PATCH v1 0/4] arm64: dts: amlogic: a1: Support CPU Power Management Dmitry Rokosov 2024-03-29 21:04 ` Dmitry Rokosov 2024-03-29 21:04 ` [PATCH v1 1/4] arm64: dts: amlogic: a1: add new syspll_in input for clkc_pll controller Dmitry Rokosov 2024-03-29 21:04 ` Dmitry Rokosov 2024-03-29 21:04 ` Dmitry Rokosov 2024-03-29 21:04 ` Dmitry Rokosov [this message] 2024-03-29 21:04 ` [PATCH v1 2/4] arm64: dts: amlogic: a1: declare cpu clock controller Dmitry Rokosov 2024-03-29 21:04 ` [PATCH v1 3/4] arm64: dts: amlogic: a1: add new input clock 'sys_pll_div16' to clkc_periphs Dmitry Rokosov 2024-03-29 21:04 ` Dmitry Rokosov 2024-03-29 21:04 ` Dmitry Rokosov 2024-03-29 21:04 ` [PATCH v1 4/4] arm64: dts: amlogic: a1: setup CPU power management Dmitry Rokosov 2024-03-29 21:04 ` Dmitry Rokosov 2024-03-29 21:04 ` Dmitry Rokosov 2024-03-29 21:04 ` Dmitry Rokosov
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