From 0b256c403d4082bafc681143913442288010277c Mon Sep 17 00:00:00 2001 From: Lad Prabhakar Date: Mon, 19 Jul 2021 15:38:09 +0100 Subject: [PATCH 1/8] dt-bindings: clock: r9a07g044-cpg: Add entry for P0_DIV2 core clock Add P0_DIV2 core clock required for CANFD module. CANFD core clock is sourced from P0_DIV2 referenced from HW manual Rev.0.50. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Link: https://lore.kernel.org/r/20210719143811.2135-4-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- include/dt-bindings/clock/r9a07g044-cpg.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/dt-bindings/clock/r9a07g044-cpg.h b/include/dt-bindings/clock/r9a07g044-cpg.h index 0728ad07ff7a..0bb17ff1a01a 100644 --- a/include/dt-bindings/clock/r9a07g044-cpg.h +++ b/include/dt-bindings/clock/r9a07g044-cpg.h @@ -30,6 +30,7 @@ #define R9A07G044_CLK_P2 19 #define R9A07G044_CLK_AT 20 #define R9A07G044_OSCCLK 21 +#define R9A07G044_CLK_P0_DIV2 22 /* R9A07G044 Module Clocks */ #define R9A07G044_CA55_SCLK 0 From a8675b2d4608aa86d7e5bbfce88cee670fb51191 Mon Sep 17 00:00:00 2001 From: Lad Prabhakar Date: Tue, 27 Jul 2021 12:23:27 +0100 Subject: [PATCH 2/8] arm64: dts: renesas: r9a07g044: Add pinctrl node Add GPIO/pinctrl node to R9A07G044 (RZ/G2L) SoC DTSI. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Link: https://lore.kernel.org/r/20210727112328.18809-4-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/r9a07g044.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi index 9a7489dc70d1..22fa8dea0805 100644 --- a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi @@ -191,6 +191,19 @@ status = "disabled"; }; + pinctrl: pin-controller@11030000 { + compatible = "renesas,r9a07g044-pinctrl"; + reg = <0 0x11030000 0 0x10000>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 0 392>; + clocks = <&cpg CPG_MOD R9A07G044_GPIO_HCLK>; + power-domains = <&cpg>; + resets = <&cpg R9A07G044_GPIO_RSTN>, + <&cpg R9A07G044_GPIO_PORT_RESETN>, + <&cpg R9A07G044_GPIO_SPARE_RESETN>; + }; + gic: interrupt-controller@11900000 { compatible = "arm,gic-v3"; #interrupt-cells = <3>; From b3f894354aa08eb853044a7f5029dbdfc7f3b792 Mon Sep 17 00:00:00 2001 From: Lad Prabhakar Date: Wed, 4 Aug 2021 21:21:18 +0100 Subject: [PATCH 3/8] arm64: dts: renesas: r9a07g044: Add ADC node Add ADC node to R9A07G044 (RZ/G2L) SoC DTSI. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Link: https://lore.kernel.org/r/20210804202118.25745-4-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/r9a07g044.dtsi | 42 ++++++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi index 22fa8dea0805..61b18270bbfd 100644 --- a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi @@ -169,6 +169,48 @@ status = "disabled"; }; + adc: adc@10059000 { + compatible = "renesas,r9a07g044-adc", "renesas,rzg2l-adc"; + reg = <0 0x10059000 0 0x400>; + interrupts = ; + clocks = <&cpg CPG_MOD R9A07G044_ADC_ADCLK>, + <&cpg CPG_MOD R9A07G044_ADC_PCLK>; + clock-names = "adclk", "pclk"; + resets = <&cpg R9A07G044_ADC_PRESETN>, + <&cpg R9A07G044_ADC_ADRST_N>; + reset-names = "presetn", "adrst-n"; + power-domains = <&cpg>; + status = "disabled"; + + #address-cells = <1>; + #size-cells = <0>; + + channel@0 { + reg = <0>; + }; + channel@1 { + reg = <1>; + }; + channel@2 { + reg = <2>; + }; + channel@3 { + reg = <3>; + }; + channel@4 { + reg = <4>; + }; + channel@5 { + reg = <5>; + }; + channel@6 { + reg = <6>; + }; + channel@7 { + reg = <7>; + }; + }; + cpg: clock-controller@11010000 { compatible = "renesas,r9a07g044-cpg"; reg = <0 0x11010000 0 0x10000>; From 9ea0c7b3c200a54e42a4b5171970791e70dd4f53 Mon Sep 17 00:00:00 2001 From: Lad Prabhakar Date: Tue, 27 Jul 2021 14:30:22 +0100 Subject: [PATCH 4/8] arm64: dts: renesas: r9a07g044: Add CANFD node Add CANFD node to R9A07G044 (RZ/G2L) SoC DTSI. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Link: https://lore.kernel.org/r/20210727133022.634-4-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/r9a07g044.dtsi | 41 ++++++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi index 61b18270bbfd..d50ffce5a74e 100644 --- a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi @@ -13,6 +13,13 @@ #address-cells = <2>; #size-cells = <2>; + /* External CAN clock - to be overridden by boards that provide it */ + can_clk: can { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + /* clock can be either from exclk or crystal oscillator (XIN/XOUT) */ extal_clk: extal { compatible = "fixed-clock"; @@ -89,6 +96,40 @@ status = "disabled"; }; + canfd: can@10050000 { + compatible = "renesas,r9a07g044-canfd", "renesas,rzg2l-canfd"; + reg = <0 0x10050000 0 0x8000>; + interrupts = , + , + , + , + , + , + , + ; + interrupt-names = "g_err", "g_recc", + "ch0_err", "ch0_rec", "ch0_trx", + "ch1_err", "ch1_rec", "ch1_trx"; + clocks = <&cpg CPG_MOD R9A07G044_CANFD_PCLK>, + <&cpg CPG_CORE R9A07G044_CLK_P0_DIV2>, + <&can_clk>; + clock-names = "fck", "canfd", "can_clk"; + assigned-clocks = <&cpg CPG_CORE R9A07G044_CLK_P0_DIV2>; + assigned-clock-rates = <50000000>; + resets = <&cpg R9A07G044_CANFD_RSTP_N>, + <&cpg R9A07G044_CANFD_RSTC_N>; + reset-names = "rstp_n", "rstc_n"; + power-domains = <&cpg>; + status = "disabled"; + + channel0 { + status = "disabled"; + }; + channel1 { + status = "disabled"; + }; + }; + i2c0: i2c@10058000 { #address-cells = <1>; #size-cells = <0>; From 112dfa5ca16cc95dd6ceef7387a5f0f8a808da56 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Wed, 14 Jul 2021 15:20:00 +0200 Subject: [PATCH 5/8] dt-bindings: i2c: renesas,riic: Add interrupt-names The Renesas RZ/A and RZ/G2L I2C Bus Interface has no less than 8 interrupts. Hence document the "interrupt-names" property, to make it easier to review the interrupt mappings in DTS files. Note that this property cannot be made required yet, as the RIIC nodes in all DTS files lack the property. Signed-off-by: Geert Uytterhoeven Reviewed-by: Rob Herring Reviewed-by: Wolfram Sang Link: https://lore.kernel.org/r/a81d0e14e395f297666e8c3a8ce3e292d2606a65.1626267422.git.geert+renesas@glider.be --- .../devicetree/bindings/i2c/renesas,riic.yaml | 29 ++++++++++++++----- 1 file changed, 21 insertions(+), 8 deletions(-) diff --git a/Documentation/devicetree/bindings/i2c/renesas,riic.yaml b/Documentation/devicetree/bindings/i2c/renesas,riic.yaml index 52d92ec7ec0b..70f998f00630 100644 --- a/Documentation/devicetree/bindings/i2c/renesas,riic.yaml +++ b/Documentation/devicetree/bindings/i2c/renesas,riic.yaml @@ -27,14 +27,25 @@ properties: interrupts: items: - - description: Transmit End Interrupt (TEI) - - description: Receive Data Full Interrupt (RI) - - description: Transmit Data Empty Interrupt (TI) - - description: Stop Condition Detection Interrupt (SPI) - - description: Start Condition Detection Interrupt (STI) - - description: NACK Reception Interrupt (NAKI) - - description: Arbitration-Lost Interrupt (ALI) - - description: Timeout Interrupt (TMOI) + - description: Transmit End Interrupt + - description: Receive Data Full Interrupt + - description: Transmit Data Empty Interrupt + - description: Stop Condition Detection Interrupt + - description: Start Condition Detection Interrupt + - description: NACK Reception Interrupt + - description: Arbitration-Lost Interrupt + - description: Timeout Interrupt + + interrupt-names: + items: + - const: tei + - const: ri + - const: ti + - const: spi + - const: sti + - const: naki + - const: ali + - const: tmoi clock-frequency: description: @@ -85,6 +96,8 @@ examples: , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", "naki", "ali", + "tmoi"; clocks = <&mstp9_clks R7S72100_CLK_I2C0>; clock-frequency = <100000>; power-domains = <&cpg_clocks>; From 1db70c0277f1086ba546ed5331a5df2cbef4ed8d Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Wed, 14 Jul 2021 15:20:01 +0200 Subject: [PATCH 6/8] ARM: dts: rza: Add I2C interrupt-names Add "interrupt-names" properties to the I2C device nodes of the RZ/A1H and RZ/A2M DTS files, to make it easier to review the interrupt mappings. Signed-off-by: Geert Uytterhoeven Reviewed-by: Wolfram Sang Link: https://lore.kernel.org/r/7a073439e37f6672e4809af0a2ee9cd4ac820ec6.1626267422.git.geert+renesas@glider.be --- arch/arm/boot/dts/r7s72100.dtsi | 8 ++++++++ arch/arm/boot/dts/r7s9210.dtsi | 8 ++++++++ 2 files changed, 16 insertions(+) diff --git a/arch/arm/boot/dts/r7s72100.dtsi b/arch/arm/boot/dts/r7s72100.dtsi index 45cf75b5824c..b07b71307f24 100644 --- a/arch/arm/boot/dts/r7s72100.dtsi +++ b/arch/arm/boot/dts/r7s72100.dtsi @@ -608,6 +608,8 @@ , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; clocks = <&mstp9_clks R7S72100_CLK_I2C0>; clock-frequency = <100000>; power-domains = <&cpg_clocks>; @@ -627,6 +629,8 @@ , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; clocks = <&mstp9_clks R7S72100_CLK_I2C1>; clock-frequency = <100000>; power-domains = <&cpg_clocks>; @@ -646,6 +650,8 @@ , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; clocks = <&mstp9_clks R7S72100_CLK_I2C2>; clock-frequency = <100000>; power-domains = <&cpg_clocks>; @@ -665,6 +671,8 @@ , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; clocks = <&mstp9_clks R7S72100_CLK_I2C3>; clock-frequency = <100000>; power-domains = <&cpg_clocks>; diff --git a/arch/arm/boot/dts/r7s9210.dtsi b/arch/arm/boot/dts/r7s9210.dtsi index 85c0399b1339..fdeb0bc12cb7 100644 --- a/arch/arm/boot/dts/r7s9210.dtsi +++ b/arch/arm/boot/dts/r7s9210.dtsi @@ -236,6 +236,8 @@ , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; clocks = <&cpg CPG_MOD 87>; power-domains = <&cpg>; clock-frequency = <100000>; @@ -255,6 +257,8 @@ , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; clocks = <&cpg CPG_MOD 86>; power-domains = <&cpg>; clock-frequency = <100000>; @@ -274,6 +278,8 @@ , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; clocks = <&cpg CPG_MOD 85>; power-domains = <&cpg>; clock-frequency = <100000>; @@ -293,6 +299,8 @@ , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; clocks = <&cpg CPG_MOD 84>; power-domains = <&cpg>; clock-frequency = <100000>; From 8e8890ea1a5e6ba0649e0d4f7447e812884c7ef4 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Wed, 14 Jul 2021 15:20:02 +0200 Subject: [PATCH 7/8] arm64: dts: renesas: r9a07g044: Add I2C interrupt-names Add "interrupt-names" properties to the I2C device nodes, to make it easier to review the interrupt mappings. Signed-off-by: Geert Uytterhoeven Reviewed-by: Biju Das Reviewed-by: Wolfram Sang Link: https://lore.kernel.org/r/d35ba11bd705e3c728f94ff0414ac6ae1156244f.1626267422.git.geert+renesas@glider.be --- arch/arm64/boot/dts/renesas/r9a07g044.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi index d50ffce5a74e..5f3bc2898daf 100644 --- a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi @@ -143,6 +143,8 @@ , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; clocks = <&cpg CPG_MOD R9A07G044_I2C0_PCLK>; clock-frequency = <100000>; resets = <&cpg R9A07G044_I2C0_MRST>; @@ -163,6 +165,8 @@ , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; clocks = <&cpg CPG_MOD R9A07G044_I2C1_PCLK>; clock-frequency = <100000>; resets = <&cpg R9A07G044_I2C1_MRST>; @@ -183,6 +187,8 @@ , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; clocks = <&cpg CPG_MOD R9A07G044_I2C2_PCLK>; clock-frequency = <100000>; resets = <&cpg R9A07G044_I2C2_MRST>; @@ -203,6 +209,8 @@ , , ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; clocks = <&cpg CPG_MOD R9A07G044_I2C3_PCLK>; clock-frequency = <100000>; resets = <&cpg R9A07G044_I2C3_MRST>; From 13bf92e6dec0e2be1ef0c7dd483f2d8b34eaa905 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Wed, 14 Jul 2021 15:20:03 +0200 Subject: [PATCH 8/8] dt-bindings: i2c: renesas,riic: Make interrupt-names required Now the I2C device nodes in all DTS files have gained "interrupt-names" properties, the "interrupt-names" property can be made required. Signed-off-by: Geert Uytterhoeven Acked-by: Rob Herring Reviewed-by: Wolfram Sang Link: https://lore.kernel.org/r/da8d1973dcd419d8d9c8c662ee614952f3a6969e.1626267422.git.geert+renesas@glider.be --- Documentation/devicetree/bindings/i2c/renesas,riic.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/i2c/renesas,riic.yaml b/Documentation/devicetree/bindings/i2c/renesas,riic.yaml index 70f998f00630..402fd125e010 100644 --- a/Documentation/devicetree/bindings/i2c/renesas,riic.yaml +++ b/Documentation/devicetree/bindings/i2c/renesas,riic.yaml @@ -62,6 +62,7 @@ required: - compatible - reg - interrupts + - interrupt-names - clocks - clock-frequency - power-domains