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arm64: dts: ti: k3-am69-sk: Add support for OSPI flash

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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>
This commit is contained in:
Dasnavis Sabiya 2024-02-20 21:55:27 +05:30 committed by Vignesh Raghavendra
parent daa2eb7f30
commit fabd934c6d
1 changed files with 81 additions and 0 deletions
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81
arch/arm64/boot/dts/ti/k3-am69-sk.dts
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@ -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>;
};
};
};
};