From mboxrd@z Thu Jan 1 00:00:00 1970 From: festevam@gmail.com (Fabio Estevam) Date: Tue, 7 Jun 2016 21:10:26 -0300 Subject: [PATCH 2/2] ARM: dts: imx6sx-sdb: Add PCIE support In-Reply-To: <1465344626-15883-1-git-send-email-festevam@gmail.com> References: <1465344626-15883-1-git-send-email-festevam@gmail.com> Message-ID: <1465344626-15883-2-git-send-email-festevam@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Fabio Estevam Enable PCIE support. Signed-off-by: Fabio Estevam --- arch/arm/boot/dts/imx6sx-sdb.dtsi | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/arm/boot/dts/imx6sx-sdb.dtsi b/arch/arm/boot/dts/imx6sx-sdb.dtsi index e5eafe4..2e04feb 100644 --- a/arch/arm/boot/dts/imx6sx-sdb.dtsi +++ b/arch/arm/boot/dts/imx6sx-sdb.dtsi @@ -129,6 +129,19 @@ regulator-max-microvolt = <3300000>; gpios = <&gpio2 6 GPIO_ACTIVE_LOW>; }; + + reg_pci: regulator at 7 { + compatible = "regulator-fixed"; + reg = <7>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pcie_reg>; + regulator-name = "MPCIE_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio2 1 GPIO_ACTIVE_HIGH>; + regulator-always-on; + enable-active-high; + }; }; sound { @@ -244,6 +257,13 @@ }; }; +&pcie { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pcie>; + reset-gpio = <&gpio2 0 GPIO_ACTIVE_LOW>; + status = "okay"; +}; + &pwm3 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_pwm3>; @@ -439,6 +459,18 @@ >; }; + pinctrl_pcie: pciegrp { + fsl,pins = < + MX6SX_PAD_ENET1_COL__GPIO2_IO_0 0x10b0 + >; + }; + + pinctrl_pcie_reg: pciereggrp { + fsl,pins = < + MX6SX_PAD_ENET1_CRS__GPIO2_IO_1 0x10b0 + >; + }; + pinctrl_peri_3v3: peri3v3grp { fsl,pins = < MX6SX_PAD_QSPI1A_DATA0__GPIO4_IO_16 0x80000000 -- 1.9.1