[PATCH v2 3/8] arm64: dts: imx8mm-nitrogen-r2: add espi2 support
From: Adrien Grassein <hidden>
Date: 2021-02-17 16:12:58
Also in:
linux-arm-kernel, lkml
Subsystem:
arm/freescale imx / mxc / layerscape arm architecture, the rest · Maintainers:
Frank Li, Sascha Hauer, Linus Torvalds
Add the description for espi support. Signed-off-by: Adrien Grassein <redacted> Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org> --- .../boot/dts/freescale/imx8mm-nitrogen-r2.dts | 30 +++++++++++++++++++ 1 file changed, 30 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts b/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts
index f62a25efc69e..c4bb22bb4e6a 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts@@ -10,6 +10,14 @@ / { model = "Boundary Devices i.MX8MMini Nitrogen8MM Rev2"; compatible = "boundary,imx8mm-nitrogen8mm", "fsl,imx8mm"; + clock { + clk16m: clk16m { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <16000000>; + }; + }; + reg_wlan_vmmc: regulator-wlan-vmmc { compatible = "regulator-fixed"; pinctrl-names = "default";
@@ -38,6 +46,19 @@ &A53_3 { cpu-supply = <®_buck3>; }; +/* J15 */ +&ecspi2 { + assigned-clocks = <&clk IMX8MM_CLK_ECSPI2>; + assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_40M>; + assigned-clock-rates = <40000000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ecspi2>; + cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; +}; + &fec1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_fec1>;
@@ -270,6 +291,15 @@ &iomuxc { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_hog>; + pinctrl_ecspi2: ecspi2grp { + fsl,pins = < + MX8MM_IOMUXC_ECSPI2_SS0_GPIO5_IO13 0x140 + MX8MM_IOMUXC_ECSPI2_MISO_ECSPI2_MISO 0x19 + MX8MM_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK 0x19 + MX8MM_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI 0x19 + >; + }; + pinctrl_fec1: fec1grp { fsl,pins = < MX8MM_IOMUXC_ENET_MDC_ENET1_MDC 0x3
--
2.25.1