diff options
| author | Dasnavis Sabiya <sabiya.d@ti.com> | 2024-02-20 19:25:27 +0300 |
|---|---|---|
| committer | Vignesh Raghavendra <vigneshr@ti.com> | 2024-02-21 19:54:35 +0300 |
| commit | fabd934c6df2fb0c351144e424727fead261f333 (patch) | |
| tree | b51a1751d0c63ab85fd4cef3d10e53755ba1014f /arch/arm64/boot/dts/ti | |
| parent | daa2eb7f30eeb7127b6050e18f491326d278b836 (diff) | |
| download | linux-fabd934c6df2fb0c351144e424727fead261f333.tar.xz | |
arm64: dts: ti: k3-am69-sk: Add support for OSPI flash
AM69 SK has S28HS512T OSPI flash connected to MCU OSPI0.
Enable support for the same. Also describe the partition
information according to the offsets in the bootloader.
Reviewed-by: Udit Kumar <u-kumar1@ti.com>
Signed-off-by: Dasnavis Sabiya <sabiya.d@ti.com>
Link: https://lore.kernel.org/r/20240220162527.663394-3-sabiya.d@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Diffstat (limited to 'arch/arm64/boot/dts/ti')
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-am69-sk.dts | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-am69-sk.dts b/arch/arm64/boot/dts/ti/k3-am69-sk.dts index 7afdfbbe956d..50de2a448a3a 100644 --- a/arch/arm64/boot/dts/ti/k3-am69-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am69-sk.dts @@ -486,6 +486,25 @@ }; +&wkup_pmx0 { + bootph-all; + mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-default-pins { + pinctrl-single,pins = < + J784S4_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (E32) MCU_OSPI0_CLK */ + J784S4_WKUP_IOPAD(0x02c, PIN_OUTPUT, 0) /* (A32) MCU_OSPI0_CSn0 */ + J784S4_WKUP_IOPAD(0x00c, PIN_INPUT, 0) /* (B33) MCU_OSPI0_D0 */ + J784S4_WKUP_IOPAD(0x010, PIN_INPUT, 0) /* (B32) MCU_OSPI0_D1 */ + J784S4_WKUP_IOPAD(0x014, PIN_INPUT, 0) /* (C33) MCU_OSPI0_D2 */ + J784S4_WKUP_IOPAD(0x018, PIN_INPUT, 0) /* (C35) MCU_OSPI0_D3 */ + J784S4_WKUP_IOPAD(0x01c, PIN_INPUT, 0) /* (D33) MCU_OSPI0_D4 */ + J784S4_WKUP_IOPAD(0x020, PIN_INPUT, 0) /* (D34) MCU_OSPI0_D5 */ + J784S4_WKUP_IOPAD(0x024, PIN_INPUT, 0) /* (E34) MCU_OSPI0_D6 */ + J784S4_WKUP_IOPAD(0x028, PIN_INPUT, 0) /* (E33) MCU_OSPI0_D7 */ + J784S4_WKUP_IOPAD(0x008, PIN_INPUT, 0) /* (C34) MCU_OSPI0_DQS */ + >; + }; +}; + &wkup_pmx2 { bootph-all; pmic_irq_pins_default: pmic-irq-default-pins { @@ -1122,3 +1141,65 @@ pinctrl-0 = <&main_mcan7_pins_default>; phys = <&transceiver4>; }; + +&ospi0 { + status = "okay"; + 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>; + + partitions { + bootph-all; + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "ospi.tiboot3"; + reg = <0x0 0x100000>; + }; + + partition@100000 { + label = "ospi.tispl"; + reg = <0x100000 0x200000>; + }; + + partition@300000 { + label = "ospi.u-boot"; + reg = <0x300000 0x400000>; + }; + + partition@700000 { + label = "ospi.env"; + reg = <0x700000 0x40000>; + }; + + partition@740000 { + label = "ospi.env.backup"; + reg = <0x740000 0x40000>; + }; + + partition@800000 { + label = "ospi.rootfs"; + reg = <0x800000 0x37c0000>; + }; + + partition@3fc0000 { + bootph-pre-ram; + label = "ospi.phypattern"; + reg = <0x3fc0000 0x40000>; + }; + }; + }; +}; |