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arm64: dts: ti: k3-j722s-evm: Enable OSPI NOR support

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J722S EVM has S28HS512T 64 MiB Octal SPI NOR flash connected
to the OSPI interface, add support for the flash and describe
the partition information as per bootloader.

Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com>
Link: https://lore.kernel.org/r/20240219090435.934383-3-vaishnav.a@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Reviewed-by: Udit Kumar <u-kumar1@ti.com>
This commit is contained in:
Vaishnav Achath 2024-02-19 14:34:35 +05:30 committed by Vignesh Raghavendra
parent 9aa197b64d
commit 2e53b9c05a
1 changed files with 79 additions and 0 deletions
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79
arch/arm64/boot/dts/ti/k3-j722s-evm.dts
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@ -169,6 +169,23 @@
>;
};
ospi0_pins_default: ospi0-default-pins {
pinctrl-single,pins = <
J722S_IOPAD(0x0000, PIN_OUTPUT, 0) /* (L24) OSPI0_CLK */
J722S_IOPAD(0x002c, PIN_OUTPUT, 0) /* (K26) OSPI0_CSn0 */
J722S_IOPAD(0x000c, PIN_INPUT, 0) /* (K27) OSPI0_D0 */
J722S_IOPAD(0x0010, PIN_INPUT, 0) /* (L27) OSPI0_D1 */
J722S_IOPAD(0x0014, PIN_INPUT, 0) /* (L26) OSPI0_D2 */
J722S_IOPAD(0x0018, PIN_INPUT, 0) /* (L25) OSPI0_D3 */
J722S_IOPAD(0x001c, PIN_INPUT, 0) /* (L21) OSPI0_D4 */
J722S_IOPAD(0x0020, PIN_INPUT, 0) /* (M26) OSPI0_D5 */
J722S_IOPAD(0x0024, PIN_INPUT, 0) /* (N27) OSPI0_D6 */
J722S_IOPAD(0x0028, PIN_INPUT, 0) /* (M27) OSPI0_D7 */
J722S_IOPAD(0x0008, PIN_INPUT, 0) /* (L22) OSPI0_DQS */
>;
bootph-all;
};
rgmii1_pins_default: rgmii1-default-pins {
pinctrl-single,pins = <
J722S_IOPAD(0x014c, PIN_INPUT, 0) /* (AC25) RGMII1_RD0 */
@ -290,6 +307,68 @@
};
};
&ospi0 {
pinctrl-names = "default";
pinctrl-0 = <&ospi0_pins_default>;
status = "okay";
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>;
bootph-all;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "ospi.tiboot3";
reg = <0x00 0x80000>;
};
partition@80000 {
label = "ospi.tispl";
reg = <0x80000 0x200000>;
};
partition@280000 {
label = "ospi.u-boot";
reg = <0x280000 0x400000>;
};
partition@680000 {
label = "ospi.env";
reg = <0x680000 0x40000>;
};
partition@6c0000 {
label = "ospi.env.backup";
reg = <0x6c0000 0x40000>;
};
partition@800000 {
label = "ospi.rootfs";
reg = <0x800000 0x37c0000>;
};
partition@3fc0000 {
label = "ospi.phypattern";
reg = <0x3fc0000 0x40000>;
};
};
};
};
&sdhci1 {
/* SD/MMC */
vmmc-supply = <&vdd_mmc1>;