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@xxxxxx> --- arch/arm64/boot/dts/ti/k3-j722s-evm.dts | 79 +++++++++++++++++++++++++ 1 file changed, 79 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts index 9e12a6e9111f..b1c6499c0c9d 100644 --- a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts +++ b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts @@ -169,6 +169,23 @@ J722S_IOPAD(0x015c, PIN_INPUT, 0) /* (AD25) MDIO0_MDIO */ >; }; + ospi0_pins_default: ospi0-default-pins { + pinctrl-single,pins = < + J722S_IOPAD(0x0000, PIN_OUTPUT, 0) /* (P23) OSPI0_CLK */ + J722S_IOPAD(0x002c, PIN_OUTPUT, 0) /* (M25) OSPI0_CSn0 */ + J722S_IOPAD(0x000c, PIN_INPUT, 0) /* (L25) OSPI0_D0 */ + J722S_IOPAD(0x0010, PIN_INPUT, 0) /* (N24) OSPI0_D1 */ + J722S_IOPAD(0x0014, PIN_INPUT, 0) /* (N25) OSPI0_D2 */ + J722S_IOPAD(0x0018, PIN_INPUT, 0) /* (M24) OSPI0_D3 */ + J722S_IOPAD(0x001c, PIN_INPUT, 0) /* (N21) OSPI0_D4 */ + J722S_IOPAD(0x0020, PIN_INPUT, 0) /* (N22) OSPI0_D5 */ + J722S_IOPAD(0x0024, PIN_INPUT, 0) /* (P21) OSPI0_D6 */ + J722S_IOPAD(0x0028, PIN_INPUT, 0) /* (N20) OSPI0_D7 */ + J722S_IOPAD(0x0008, PIN_INPUT, 0) /* (P22) 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 @@ exp1: gpio@23 { }; }; +&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>; -- 2.34.1