diff options
| author | Vignesh Raghavendra <vigneshr@ti.com> | 2020-02-04 11:09:51 +0530 |
|---|---|---|
| committer | Lokesh Vutla <lokeshvutla@ti.com> | 2020-03-03 13:08:13 +0530 |
| commit | 9e9dfc1fc4481e9e53bad164b8267f814724b1f2 (patch) | |
| tree | 895fe7572da88e53258005b7882c9d21e11bdce1 /arch/arm/dts/k3-am654-r5-base-board.dts | |
| parent | 7d0866b9be660e0f885bd18c04414bb0cbffb3b7 (diff) | |
ARM: dts: k3-am65: Add OSPI DT nodes
Add OSPI DT nodes to enable OSPI at U-Boot prompt and also to support
OSPI boot.
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Diffstat (limited to 'arch/arm/dts/k3-am654-r5-base-board.dts')
| -rw-r--r-- | arch/arm/dts/k3-am654-r5-base-board.dts | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm/dts/k3-am654-r5-base-board.dts b/arch/arm/dts/k3-am654-r5-base-board.dts index 5d5689d284..257b56a1b0 100644 --- a/arch/arm/dts/k3-am654-r5-base-board.dts +++ b/arch/arm/dts/k3-am654-r5-base-board.dts @@ -179,6 +179,22 @@ AM65X_WKUP_IOPAD(0x00e4, PIN_INPUT, 0) /* (AD6) WKUP_I2C0_SDA */ >; }; + + mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins_default { + pinctrl-single,pins = < + AM65X_WKUP_IOPAD(0x0000, PIN_OUTPUT, 0) /* (V1) MCU_OSPI0_CLK */ + AM65X_WKUP_IOPAD(0x0008, PIN_INPUT, 0) /* (U2) MCU_OSPI0_DQS */ + AM65X_WKUP_IOPAD(0x000c, PIN_INPUT, 0) /* (U4) MCU_OSPI0_D0 */ + AM65X_WKUP_IOPAD(0x0010, PIN_INPUT, 0) /* (U5) MCU_OSPI0_D1 */ + AM65X_WKUP_IOPAD(0x0014, PIN_INPUT, 0) /* (T2) MCU_OSPI0_D2 */ + AM65X_WKUP_IOPAD(0x0018, PIN_INPUT, 0) /* (T3) MCU_OSPI0_D3 */ + AM65X_WKUP_IOPAD(0x001c, PIN_INPUT, 0) /* (T4) MCU_OSPI0_D4 */ + AM65X_WKUP_IOPAD(0x0020, PIN_INPUT, 0) /* (T5) MCU_OSPI0_D5 */ + AM65X_WKUP_IOPAD(0x0024, PIN_INPUT, 0) /* (R2) MCU_OSPI0_D6 */ + AM65X_WKUP_IOPAD(0x0028, PIN_INPUT, 0) /* (R3) MCU_OSPI0_D7 */ + AM65X_WKUP_IOPAD(0x002c, PIN_OUTPUT, 0) /* (R4) MCU_OSPI0_CSn0 */ + >; + }; }; &main_pmx0 { @@ -239,3 +255,26 @@ u-boot,dm-spl; }; }; + +&ospi0 { + pinctrl-names = "default"; + pinctrl-0 = <&mcu_fss0_ospi0_pins_default>; + + reg = <0x0 0x47040000 0x0 0x100>, + <0x0 0x50000000 0x0 0x8000000>; + + flash@0{ + compatible = "jedec,spi-nor"; + reg = <0x0>; + spi-tx-bus-width = <1>; + spi-rx-bus-width = <8>; + spi-max-frequency = <40000000>; + cdns,tshsl-ns = <60>; + cdns,tsd2d-ns = <60>; + cdns,tchsh-ns = <60>; + cdns,tslch-ns = <60>; + cdns,read-delay = <0>; + #address-cells = <1>; + #size-cells = <1>; + }; +}; |