diff options
| author | Pratyush Yadav <p.yadav@ti.com> | 2021-03-05 21:09:26 +0530 |
|---|---|---|
| committer | Nishanth Menon <nm@ti.com> | 2021-03-11 08:12:45 -0600 |
| commit | efbdf2e9183bd5e75c64d251c6b673ca61ea01b3 (patch) | |
| tree | c835139ab1c1ff745b6489e0815b1c03802f6431 /arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi | |
| parent | 7c172b30a540644fa53051e947d6712be5d6d6ce (diff) | |
arm64: dts: ti: k3-j7200-som-p0: Add nodes for OSPI0
TI J7200 has the Cadence OSPI controller for interfacing with OSPI
flashes. Add its node to allow using SPI flashes.
Signed-off-by: Pratyush Yadav <p.yadav@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Vignesh Raghavendra <vigneshr@ti.com>
Link: https://lore.kernel.org/r/20210305153926.3479-4-p.yadav@ti.com
Diffstat (limited to 'arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi index a988e2ab2ba1..34724440171a 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi @@ -100,6 +100,22 @@ J721E_WKUP_IOPAD(0x28, PIN_INPUT, 1) /* (A7) MCU_OSPI0_D7.MCU_HYPERBUS0_DQ7 */ >; }; + + mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins-default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0x0000, PIN_OUTPUT, 0) /* MCU_OSPI0_CLK */ + J721E_WKUP_IOPAD(0x002c, PIN_OUTPUT, 0) /* MCU_OSPI0_CSn0 */ + J721E_WKUP_IOPAD(0x000c, PIN_INPUT, 0) /* MCU_OSPI0_D0 */ + J721E_WKUP_IOPAD(0x0010, PIN_INPUT, 0) /* MCU_OSPI0_D1 */ + J721E_WKUP_IOPAD(0x0014, PIN_INPUT, 0) /* MCU_OSPI0_D2 */ + J721E_WKUP_IOPAD(0x0018, PIN_INPUT, 0) /* MCU_OSPI0_D3 */ + J721E_WKUP_IOPAD(0x001c, PIN_INPUT, 0) /* MCU_OSPI0_D4 */ + J721E_WKUP_IOPAD(0x0020, PIN_INPUT, 0) /* MCU_OSPI0_D5 */ + J721E_WKUP_IOPAD(0x0024, PIN_INPUT, 0) /* MCU_OSPI0_D6 */ + J721E_WKUP_IOPAD(0x0028, PIN_INPUT, 0) /* MCU_OSPI0_D7 */ + J721E_WKUP_IOPAD(0x0008, PIN_INPUT, 0) /* MCU_OSPI0_DQS */ + >; + }; }; &main_pmx0 { @@ -235,3 +251,23 @@ "GPIO_LIN_EN", "CAN_STB"; }; }; + +&ospi0 { + pinctrl-names = "default"; + pinctrl-0 = <&mcu_fss0_ospi0_pins_default>; + + flash@0{ + compatible = "jedec,spi-nor"; + reg = <0x0>; + spi-tx-bus-width = <8>; + spi-rx-bus-width = <8>; + spi-max-frequency = <25000000>; + cdns,tshsl-ns = <60>; + cdns,tsd2d-ns = <60>; + cdns,tchsh-ns = <60>; + cdns,tslch-ns = <60>; + cdns,read-delay = <4>; + #address-cells = <1>; + #size-cells = <1>; + }; +}; |