From: Simon Horman <horms+renesas@verge.net.au> To: linux-renesas-soc@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, Magnus Damm <magnus.damm@gmail.com>, Geert Uytterhoeven <geert+renesas@glider.be>, Simon Horman <horms+renesas@verge.net.au> Subject: [PATCH 06/21] ARM: dts: rskrza1: Add I2C support Date: Fri, 19 Apr 2019 16:34:33 +0200 [thread overview] Message-ID: <129ca9e185ab34e939eab91ef8f10c115fc43ba5.1555655522.git.horms+renesas@verge.net.au> (raw) In-Reply-To: <cover.1555655522.git.horms+renesas@verge.net.au> From: Geert Uytterhoeven <geert+renesas@glider.be> Enable the I2C bus, and add the following devices: - Two CAT9554 port expanders (8 GPIOs, interrupt not wired by default), - R1EX24016ASAS0A EEPROM. The bus also contains a MAX9856 Audio Codec, which is not yet supported. All devices (incl. the audio codec) are documented to support an I2C bus running at 400 kHz. Pinctrl is based on the RZ/A BSP. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Simon Horman <horms+renesas@verge.net.au> --- arch/arm/boot/dts/r7s72100-rskrza1.dts | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/arch/arm/boot/dts/r7s72100-rskrza1.dts b/arch/arm/boot/dts/r7s72100-rskrza1.dts index 8ee44a100e9a..60e80ecbbf68 100644 --- a/arch/arm/boot/dts/r7s72100-rskrza1.dts +++ b/arch/arm/boot/dts/r7s72100-rskrza1.dts @@ -47,6 +47,34 @@ clock-frequency = <13330000>; }; +&i2c3 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c3_pins>; + status = "okay"; + + clock-frequency = <400000>; + + io_expander1: gpio@20 { + compatible = "onnn,cat9554"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + }; + + io_expander2: gpio@21 { + compatible = "onnn,cat9554"; + reg = <0x21>; + gpio-controller; + #gpio-cells = <2>; + }; + + eeprom@50 { + compatible = "renesas,r1ex24016", "atmel,24c16"; + reg = <0x50>; + pagesize = <16>; + }; +}; + &usb_x1_clk { clock-frequency = <48000000>; }; @@ -56,6 +84,11 @@ }; &pinctrl { + /* RIIC ch3 (Port Expander, EEPROM (MAC Addr), Audio Codec) */ + i2c3_pins: i2c3 { + pinmux = <RZA1_PINMUX(1, 6, 1)>, /* RIIC3SCL */ + <RZA1_PINMUX(1, 7, 1)>; /* RIIC3SDA */ + }; /* Serial Console */ scif2_pins: serial2 { -- 2.11.0
WARNING: multiple messages have this Message-ID (diff)
From: Simon Horman <horms+renesas@verge.net.au> To: linux-renesas-soc@vger.kernel.org Cc: Simon Horman <horms+renesas@verge.net.au>, Magnus Damm <magnus.damm@gmail.com>, Geert Uytterhoeven <geert+renesas@glider.be>, linux-arm-kernel@lists.infradead.org Subject: [PATCH 06/21] ARM: dts: rskrza1: Add I2C support Date: Fri, 19 Apr 2019 16:34:33 +0200 [thread overview] Message-ID: <129ca9e185ab34e939eab91ef8f10c115fc43ba5.1555655522.git.horms+renesas@verge.net.au> (raw) In-Reply-To: <cover.1555655522.git.horms+renesas@verge.net.au> From: Geert Uytterhoeven <geert+renesas@glider.be> Enable the I2C bus, and add the following devices: - Two CAT9554 port expanders (8 GPIOs, interrupt not wired by default), - R1EX24016ASAS0A EEPROM. The bus also contains a MAX9856 Audio Codec, which is not yet supported. All devices (incl. the audio codec) are documented to support an I2C bus running at 400 kHz. Pinctrl is based on the RZ/A BSP. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Simon Horman <horms+renesas@verge.net.au> --- arch/arm/boot/dts/r7s72100-rskrza1.dts | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/arch/arm/boot/dts/r7s72100-rskrza1.dts b/arch/arm/boot/dts/r7s72100-rskrza1.dts index 8ee44a100e9a..60e80ecbbf68 100644 --- a/arch/arm/boot/dts/r7s72100-rskrza1.dts +++ b/arch/arm/boot/dts/r7s72100-rskrza1.dts @@ -47,6 +47,34 @@ clock-frequency = <13330000>; }; +&i2c3 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c3_pins>; + status = "okay"; + + clock-frequency = <400000>; + + io_expander1: gpio@20 { + compatible = "onnn,cat9554"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + }; + + io_expander2: gpio@21 { + compatible = "onnn,cat9554"; + reg = <0x21>; + gpio-controller; + #gpio-cells = <2>; + }; + + eeprom@50 { + compatible = "renesas,r1ex24016", "atmel,24c16"; + reg = <0x50>; + pagesize = <16>; + }; +}; + &usb_x1_clk { clock-frequency = <48000000>; }; @@ -56,6 +84,11 @@ }; &pinctrl { + /* RIIC ch3 (Port Expander, EEPROM (MAC Addr), Audio Codec) */ + i2c3_pins: i2c3 { + pinmux = <RZA1_PINMUX(1, 6, 1)>, /* RIIC3SCL */ + <RZA1_PINMUX(1, 7, 1)>; /* RIIC3SDA */ + }; /* Serial Console */ scif2_pins: serial2 { -- 2.11.0 _______________________________________________ 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:[~2019-04-19 18:23 UTC|newest] Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-04-19 14:34 [GIT PULL] Renesas ARM Based SoC DT Updates for v5.2 Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 01/21] ARM: dts: r8a7792: blanche: Add IIC3 and DA9063 PMIC node Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 02/21] ARM: dts: alt: Add " Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 03/21] ARM: dts: ape6evm: Add NOR FLASH Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 04/21] ARM: dts: r8a77470: Add DU support Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 05/21] ARM: dts: iwg23s-sbc: Add HDMI support Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` Simon Horman [this message] 2019-04-19 14:34 ` [PATCH 06/21] ARM: dts: rskrza1: Add I2C support Simon Horman 2019-04-19 14:34 ` [PATCH 07/21] ARM: dts: rskrza1: Add remaining LEDs Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 08/21] ARM: dts: alt: Enable USB support Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 09/21] ARM: dts: r8a77470: Add HSCIF support Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 10/21] ARM: dts: r8a77470: Add PWM support Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-30 13:01 ` Geert Uytterhoeven 2019-04-30 13:01 ` Geert Uytterhoeven 2019-04-19 14:34 ` [PATCH 11/21] ARM: dts: r8a77470: Add VIN support Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 12/21] ARM: dts: r8a77470: Add USB PHY DT support Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 13/21] ARM: dts: iwg23s-sbc: Enable USB Phy[01] Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 14/21] ARM: dts: r8a77470: Add USB2.0 Host (EHCI/OHCI) device Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 15/21] ARM: dts: iwg23s-sbc: Enable USB USB2.0 Host Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 16/21] ARM: dts: r8a77470: Add HSUSB device nodes Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 17/21] ARM: dts: iwg23s-sbc: Enable HS-USB Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 18/21] ARM: dts: kzm9d: Add rw parameter to bootargs Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 19/21] ARM: dts: bockw: Reorder bootargs Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 20/21] ARM: dts: marzen: Add rw to bootargs and use ip=dhcp Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-19 14:34 ` [PATCH 21/21] ARM: dts: ape6evm: Reorder bootargs Simon Horman 2019-04-19 14:34 ` Simon Horman 2019-04-28 19:46 ` [GIT PULL] Renesas ARM Based SoC DT Updates for v5.2 Olof Johansson 2019-04-28 19:46 ` Olof Johansson
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