From mboxrd@z Thu Jan 1 00:00:00 1970 From: Uri Mashiach Subject: [PATCH 2/6] ARM: OMAP2+: dts: cm-t335: add basic support for I2C Date: Tue, 27 Oct 2015 14:14:56 +0200 Message-ID: <1445948100-16446-3-git-send-email-uri.mashiach@compulab.co.il> References: <1445948100-16446-1-git-send-email-uri.mashiach@compulab.co.il> Return-path: In-Reply-To: <1445948100-16446-1-git-send-email-uri.mashiach-UTxiZqZC01RS1MOuV/RT9w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org Cc: robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, pawel.moll-5wv7dgnIgG8@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org, bcousson-rdvid1DuHRBWk0Htik3J/w@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, uri.mashiach-UTxiZqZC01RS1MOuV/RT9w@public.gmane.org, igor.grinberg-UTxiZqZC01RS1MOuV/RT9w@public.gmane.org List-Id: devicetree@vger.kernel.org From: Ilya Ledvich Add pinmux configuration for I2C0 and I2C1 pins. Add description for I2C0 bus, set clock frequency to 400kHz. Add child nodes for 24c02 EEPROM and em3027 RTC on I2C0 bus. Acked-by: Igor Grinberg Signed-off-by: Ilya Ledvich Signed-off-by: Uri Mashiach --- arch/arm/boot/dts/am335x-cm-t335.dts | 37 ++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/arch/arm/boot/dts/am335x-cm-t335.dts b/arch/arm/boot/dts/am335x-cm-t335.dts index 197d5ce..39df3d2 100644 --- a/arch/arm/boot/dts/am335x-cm-t335.dts +++ b/arch/arm/boot/dts/am335x-cm-t335.dts @@ -37,6 +37,24 @@ pinctrl-names = "default"; pinctrl-0 = <>; + i2c0_pins: pinmux_i2c0_pins { + pinctrl-single,pins = < + /* i2c0_sda.i2c0_sda */ + 0x188 (PIN_INPUT_PULLUP | MUX_MODE0) + /* i2c0_scl.i2c0_scl */ + 0x18c (PIN_INPUT_PULLUP | MUX_MODE0) + >; + }; + + i2c1_pins: pinmux_i2c1_pins { + pinctrl-single,pins = < + /* uart0_ctsn.i2c1_sda */ + 0x168 (PIN_INPUT_PULLUP | MUX_MODE2) + /* uart0_rtsn.i2c1_scl */ + 0x16c (PIN_INPUT_PULLUP | MUX_MODE2) + >; + }; + gpio_led_pins: pinmux_gpio_led_pins { pinctrl-single,pins = < 0x88 (PIN_OUTPUT | MUX_MODE7) /* gpmc_csn3.gpio2_0 */ @@ -60,3 +78,22 @@ status = "okay"; }; +&i2c0 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins>; + + status = "okay"; + clock-frequency = <400000>; + + eeprom: 24c02@50 { + compatible = "atmel,24c02"; + reg = <0x50>; + pagesize = <16>; + }; + + ext_rtc: em3027@56 { + compatible = "emmicro,em3027"; + reg = <0x56>; + }; +}; + -- 2.6.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 From: uri.mashiach@compulab.co.il (Uri Mashiach) Date: Tue, 27 Oct 2015 14:14:56 +0200 Subject: [PATCH 2/6] ARM: OMAP2+: dts: cm-t335: add basic support for I2C In-Reply-To: <1445948100-16446-1-git-send-email-uri.mashiach@compulab.co.il> References: <1445948100-16446-1-git-send-email-uri.mashiach@compulab.co.il> Message-ID: <1445948100-16446-3-git-send-email-uri.mashiach@compulab.co.il> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Ilya Ledvich Add pinmux configuration for I2C0 and I2C1 pins. Add description for I2C0 bus, set clock frequency to 400kHz. Add child nodes for 24c02 EEPROM and em3027 RTC on I2C0 bus. Acked-by: Igor Grinberg Signed-off-by: Ilya Ledvich Signed-off-by: Uri Mashiach --- arch/arm/boot/dts/am335x-cm-t335.dts | 37 ++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/arch/arm/boot/dts/am335x-cm-t335.dts b/arch/arm/boot/dts/am335x-cm-t335.dts index 197d5ce..39df3d2 100644 --- a/arch/arm/boot/dts/am335x-cm-t335.dts +++ b/arch/arm/boot/dts/am335x-cm-t335.dts @@ -37,6 +37,24 @@ pinctrl-names = "default"; pinctrl-0 = <>; + i2c0_pins: pinmux_i2c0_pins { + pinctrl-single,pins = < + /* i2c0_sda.i2c0_sda */ + 0x188 (PIN_INPUT_PULLUP | MUX_MODE0) + /* i2c0_scl.i2c0_scl */ + 0x18c (PIN_INPUT_PULLUP | MUX_MODE0) + >; + }; + + i2c1_pins: pinmux_i2c1_pins { + pinctrl-single,pins = < + /* uart0_ctsn.i2c1_sda */ + 0x168 (PIN_INPUT_PULLUP | MUX_MODE2) + /* uart0_rtsn.i2c1_scl */ + 0x16c (PIN_INPUT_PULLUP | MUX_MODE2) + >; + }; + gpio_led_pins: pinmux_gpio_led_pins { pinctrl-single,pins = < 0x88 (PIN_OUTPUT | MUX_MODE7) /* gpmc_csn3.gpio2_0 */ @@ -60,3 +78,22 @@ status = "okay"; }; +&i2c0 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins>; + + status = "okay"; + clock-frequency = <400000>; + + eeprom: 24c02 at 50 { + compatible = "atmel,24c02"; + reg = <0x50>; + pagesize = <16>; + }; + + ext_rtc: em3027 at 56 { + compatible = "emmicro,em3027"; + reg = <0x56>; + }; +}; + -- 2.6.0