diff options
author | Joakim Zhang <qiangqing.zhang@nxp.com> | 2019-07-26 16:17:09 +0800 |
---|---|---|
committer | Dong Aisheng <aisheng.dong@nxp.com> | 2019-11-25 16:05:19 +0800 |
commit | 16a284f19133249c5b20c8ca7f6ecf258b868a91 (patch) | |
tree | 25c4a0b30c85eab40fa68dc8aabe98f1751d9ee6 /arch/arm64/boot | |
parent | 7051e8c236543ccf94f08c5c8a84550d23e2967b (diff) |
arch: arm64: imx8qm: add CAN node in devicetree
Add CAN node for imx8qm in devicetree.
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Diffstat (limited to 'arch/arm64/boot')
-rw-r--r-- | arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 80 | ||||
-rw-r--r-- | arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi | 44 |
2 files changed, 124 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts index 9bb4f01567d4..5ee309d93c1d 100644 --- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts +++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts @@ -106,6 +106,44 @@ gpio = <&lsio_gpio4 19 GPIO_ACTIVE_HIGH>; enable-active-high; }; + + reg_can01_en: regulator-can01-gen { + compatible = "regulator-fixed"; + regulator-name = "can01-en"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&pca6416 3 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + reg_can2_en: regulator-can2-gen { + compatible = "regulator-fixed"; + regulator-name = "can2-en"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&pca6416 4 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + reg_can01_stby: regulator-can01-stby { + compatible = "regulator-fixed"; + regulator-name = "can01-stby"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&pca6416 5 GPIO_ACTIVE_HIGH>; + enable-active-high; + vin-supply = <®_can01_en>; + }; + + reg_can2_stby: regulator-can2-stby { + compatible = "regulator-fixed"; + regulator-name = "can2-stby"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&pca6416 6 GPIO_ACTIVE_HIGH>; + enable-active-high; + vin-supply = <®_can2_en>; + }; }; &cm41_i2c { @@ -153,6 +191,27 @@ status = "disabled"; }; +&flexcan1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flexcan1>; + xceiver-supply = <®_can01_stby>; + status = "okay"; +}; + +&flexcan2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flexcan2>; + xceiver-supply = <®_can01_stby>; + status = "okay"; +}; + +&flexcan3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flexcan3>; + xceiver-supply = <®_can2_stby>; + status = "okay"; +}; + &fec1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_fec1>; @@ -381,6 +440,27 @@ >; }; + pinctrl_flexcan1: flexcan0grp { + fsl,pins = < + IMX8QM_FLEXCAN0_TX_DMA_FLEXCAN0_TX 0x21 + IMX8QM_FLEXCAN0_RX_DMA_FLEXCAN0_RX 0x21 + >; + }; + + pinctrl_flexcan2: flexcan1grp { + fsl,pins = < + IMX8QM_FLEXCAN1_TX_DMA_FLEXCAN1_TX 0x21 + IMX8QM_FLEXCAN1_RX_DMA_FLEXCAN1_RX 0x21 + >; + }; + + pinctrl_flexcan3: flexcan3grp { + fsl,pins = < + IMX8QM_FLEXCAN2_TX_DMA_FLEXCAN2_TX 0x21 + IMX8QM_FLEXCAN2_RX_DMA_FLEXCAN2_RX 0x21 + >; + }; + pinctrl_lpuart0: lpuart0grp { fsl,pins = < IMX8QM_UART0_RX_DMA_UART0_RX 0x06000020 diff --git a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi index 0b8afd467595..437d4981c2c6 100644 --- a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi @@ -15,6 +15,50 @@ clock-output-names = "uart4_lpcg_baud_clk", "uart4_lpcg_ipg_clk"; }; + + can1_lpcg: clock-controller@5ace0000 { + compatible = "fsl,imx8qxp-lpcg"; + reg = <0x5ace0000 0x10000>; + #clock-cells = <1>; + clocks = <&clk IMX_SC_R_CAN_1 IMX_SC_PM_CLK_PER>, + <&dma_ipg_clk>, <&dma_ipg_clk>; + bit-offset = <0 16 20>; + clock-output-names = "can1_lpcg_pe_clk", + "can1_lpcg_ipg_clk", + "can1_lpcg_chi_clk"; + power-domains = <&pd IMX_SC_R_CAN_1>; + }; + + can2_lpcg: clock-controller@5acf0000 { + compatible = "fsl,imx8qxp-lpcg"; + reg = <0x5acf0000 0x10000>; + #clock-cells = <1>; + clocks = <&clk IMX_SC_R_CAN_2 IMX_SC_PM_CLK_PER>, + <&dma_ipg_clk>, <&dma_ipg_clk>; + bit-offset = <0 16 20>; + clock-output-names = "can2_lpcg_pe_clk", + "can2_lpcg_ipg_clk", + "can2_lpcg_chi_clk"; + power-domains = <&pd IMX_SC_R_CAN_2>; + }; +}; + +&flexcan1 { + fsl,clk-source = <1>; +}; + +&flexcan2 { + clocks = <&can1_lpcg 1>, + <&can1_lpcg 0>; + assigned-clocks = <&clk IMX_SC_R_CAN_1 IMX_SC_PM_CLK_PER>; + fsl,clk-source = <1>; +}; + +&flexcan3 { + clocks = <&can2_lpcg 1>, + <&can2_lpcg 0>; + assigned-clocks = <&clk IMX_SC_R_CAN_2 IMX_SC_PM_CLK_PER>; + fsl,clk-source = <1>; }; &lpuart0 { |