From 9e8244495f442bb951a354c4d240a97f423e3f14 Mon Sep 17 00:00:00 2001 From: Robin Murphy Date: Wed, 20 Jan 2021 23:42:21 +0000 Subject: arm64: dts: rockchip: Remove bogus "amba" bus nodes The "amba" bus nodes wrapping all the DMA-330 nodes serve no useful purpose, and certainly bear no relation at all to the actual underlying interconnect topology. They appear to be cargo-cult copying from a design misstep in the very early days of FDT adoption on ARM, which was righted with the "arm,primecell" compatible, and the last trace of the idea finally purged by commit 2ef7d5f342c1 ("ARM, ARM64: dts: drop "arm,amba-bus" in favor of "simple-bus""). As such, they can simply be removed and the DMA-330 nodes fitted into the normal sort order. Signed-off-by: Robin Murphy Link: https://lore.kernel.org/r/131e0ea065109760ea3b59c4bb90cf4fac7826f7.1611186142.git.robin.murphy@arm.com Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/px30.dtsi | 25 ++++++--------- arch/arm64/boot/dts/rockchip/rk3308.dtsi | 45 +++++++++++--------------- arch/arm64/boot/dts/rockchip/rk3328.dtsi | 29 +++++++---------- arch/arm64/boot/dts/rockchip/rk3368.dtsi | 55 ++++++++++++++------------------ arch/arm64/boot/dts/rockchip/rk3399.dtsi | 51 +++++++++++++---------------- 5 files changed, 85 insertions(+), 120 deletions(-) (limited to 'arch/arm64/boot/dts/rockchip') diff --git a/arch/arm64/boot/dts/rockchip/px30.dtsi b/arch/arm64/boot/dts/rockchip/px30.dtsi index 6a3e57761b25..f2ce48f5b4e4 100644 --- a/arch/arm64/boot/dts/rockchip/px30.dtsi +++ b/arch/arm64/boot/dts/rockchip/px30.dtsi @@ -703,22 +703,15 @@ clock-names = "pclk", "timer"; }; - amba: bus { - compatible = "simple-bus"; - #address-cells = <2>; - #size-cells = <2>; - ranges; - - dmac: dmac@ff240000 { - compatible = "arm,pl330", "arm,primecell"; - reg = <0x0 0xff240000 0x0 0x4000>; - interrupts = , - ; - arm,pl330-periph-burst; - clocks = <&cru ACLK_DMAC>; - clock-names = "apb_pclk"; - #dma-cells = <1>; - }; + dmac: dmac@ff240000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0x0 0xff240000 0x0 0x4000>; + interrupts = , + ; + arm,pl330-periph-burst; + clocks = <&cru ACLK_DMAC>; + clock-names = "apb_pclk"; + #dma-cells = <1>; }; tsadc: tsadc@ff280000 { diff --git a/arch/arm64/boot/dts/rockchip/rk3308.dtsi b/arch/arm64/boot/dts/rockchip/rk3308.dtsi index 7211fab7a6e4..4ea32e8f33d2 100644 --- a/arch/arm64/boot/dts/rockchip/rk3308.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3308.dtsi @@ -513,33 +513,26 @@ status = "disabled"; }; - amba: bus { - compatible = "simple-bus"; - #address-cells = <2>; - #size-cells = <2>; - ranges; + dmac0: dma-controller@ff2c0000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0x0 0xff2c0000 0x0 0x4000>; + interrupts = , + ; + arm,pl330-periph-burst; + clocks = <&cru ACLK_DMAC0>; + clock-names = "apb_pclk"; + #dma-cells = <1>; + }; - dmac0: dma-controller@ff2c0000 { - compatible = "arm,pl330", "arm,primecell"; - reg = <0x0 0xff2c0000 0x0 0x4000>; - interrupts = , - ; - arm,pl330-periph-burst; - clocks = <&cru ACLK_DMAC0>; - clock-names = "apb_pclk"; - #dma-cells = <1>; - }; - - dmac1: dma-controller@ff2d0000 { - compatible = "arm,pl330", "arm,primecell"; - reg = <0x0 0xff2d0000 0x0 0x4000>; - interrupts = , - ; - arm,pl330-periph-burst; - clocks = <&cru ACLK_DMAC1>; - clock-names = "apb_pclk"; - #dma-cells = <1>; - }; + dmac1: dma-controller@ff2d0000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0x0 0xff2d0000 0x0 0x4000>; + interrupts = , + ; + arm,pl330-periph-burst; + clocks = <&cru ACLK_DMAC1>; + clock-names = "apb_pclk"; + #dma-cells = <1>; }; i2s_2ch_0: i2s@ff350000 { diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi index 17709faf651b..063ed0adbec4 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi @@ -145,24 +145,6 @@ }; }; - amba: bus { - compatible = "simple-bus"; - #address-cells = <2>; - #size-cells = <2>; - ranges; - - dmac: dmac@ff1f0000 { - compatible = "arm,pl330", "arm,primecell"; - reg = <0x0 0xff1f0000 0x0 0x4000>; - interrupts = , - ; - arm,pl330-periph-burst; - clocks = <&cru ACLK_DMAC>; - clock-names = "apb_pclk"; - #dma-cells = <1>; - }; - }; - analog_sound: analog-sound { compatible = "simple-audio-card"; simple-audio-card,format = "i2s"; @@ -507,6 +489,17 @@ status = "disabled"; }; + dmac: dmac@ff1f0000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0x0 0xff1f0000 0x0 0x4000>; + interrupts = , + ; + arm,pl330-periph-burst; + clocks = <&cru ACLK_DMAC>; + clock-names = "apb_pclk"; + #dma-cells = <1>; + }; + thermal-zones { soc_thermal: soc-thermal { polling-delay-passive = <20>; diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi b/arch/arm64/boot/dts/rockchip/rk3368.dtsi index f6be54fdaa34..023ac25d69b7 100644 --- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi @@ -136,37 +136,6 @@ }; }; - amba: bus { - compatible = "simple-bus"; - #address-cells = <2>; - #size-cells = <2>; - ranges; - - dmac_peri: dma-controller@ff250000 { - compatible = "arm,pl330", "arm,primecell"; - reg = <0x0 0xff250000 0x0 0x4000>; - interrupts = , - ; - #dma-cells = <1>; - arm,pl330-broken-no-flushp; - arm,pl330-periph-burst; - clocks = <&cru ACLK_DMAC_PERI>; - clock-names = "apb_pclk"; - }; - - dmac_bus: dma-controller@ff600000 { - compatible = "arm,pl330", "arm,primecell"; - reg = <0x0 0xff600000 0x0 0x4000>; - interrupts = , - ; - #dma-cells = <1>; - arm,pl330-broken-no-flushp; - arm,pl330-periph-burst; - clocks = <&cru ACLK_DMAC_BUS>; - clock-names = "apb_pclk"; - }; - }; - arm-pmu { compatible = "arm,armv8-pmuv3"; interrupts = , @@ -399,6 +368,18 @@ status = "disabled"; }; + dmac_peri: dma-controller@ff250000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0x0 0xff250000 0x0 0x4000>; + interrupts = , + ; + #dma-cells = <1>; + arm,pl330-broken-no-flushp; + arm,pl330-periph-burst; + clocks = <&cru ACLK_DMAC_PERI>; + clock-names = "apb_pclk"; + }; + thermal-zones { cpu_thermal: cpu-thermal { polling-delay-passive = <100>; /* milliseconds */ @@ -532,6 +513,18 @@ status = "disabled"; }; + dmac_bus: dma-controller@ff600000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0x0 0xff600000 0x0 0x4000>; + interrupts = , + ; + #dma-cells = <1>; + arm,pl330-broken-no-flushp; + arm,pl330-periph-burst; + clocks = <&cru ACLK_DMAC_BUS>; + clock-names = "apb_pclk"; + }; + i2c0: i2c@ff650000 { compatible = "rockchip,rk3368-i2c", "rockchip,rk3288-i2c"; reg = <0x0 0xff650000 0x0 0x1000>; diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index fba9bcb3a08d..4fa54c331982 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi @@ -200,35 +200,6 @@ #clock-cells = <0>; }; - amba: bus { - compatible = "simple-bus"; - #address-cells = <2>; - #size-cells = <2>; - ranges; - - dmac_bus: dma-controller@ff6d0000 { - compatible = "arm,pl330", "arm,primecell"; - reg = <0x0 0xff6d0000 0x0 0x4000>; - interrupts = , - ; - #dma-cells = <1>; - arm,pl330-periph-burst; - clocks = <&cru ACLK_DMAC0_PERILP>; - clock-names = "apb_pclk"; - }; - - dmac_peri: dma-controller@ff6e0000 { - compatible = "arm,pl330", "arm,primecell"; - reg = <0x0 0xff6e0000 0x0 0x4000>; - interrupts = , - ; - #dma-cells = <1>; - arm,pl330-periph-burst; - clocks = <&cru ACLK_DMAC1_PERILP>; - clock-names = "apb_pclk"; - }; - }; - pcie0: pcie@f8000000 { compatible = "rockchip,rk3399-pcie"; reg = <0x0 0xf8000000 0x0 0x2000000>, @@ -1351,6 +1322,28 @@ }; }; + dmac_bus: dma-controller@ff6d0000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0x0 0xff6d0000 0x0 0x4000>; + interrupts = , + ; + #dma-cells = <1>; + arm,pl330-periph-burst; + clocks = <&cru ACLK_DMAC0_PERILP>; + clock-names = "apb_pclk"; + }; + + dmac_peri: dma-controller@ff6e0000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0x0 0xff6e0000 0x0 0x4000>; + interrupts = , + ; + #dma-cells = <1>; + arm,pl330-periph-burst; + clocks = <&cru ACLK_DMAC1_PERILP>; + clock-names = "apb_pclk"; + }; + pmucru: pmu-clock-controller@ff750000 { compatible = "rockchip,rk3399-pmucru"; reg = <0x0 0xff750000 0x0 0x1000>; -- cgit v1.2.3