This patch adds UFS support present in J784S4 SOC. UFS is documentend in J784S4 TRM[1] Section 12.3.7 'Universal Flash Storage (UFS) Interface' [1] http://www.ti.com/lit/zip/spruj52 Cc: Chai Wenle <Wenle.Chai@xxxxxxxxxxxxx> Signed-off-by: Udit Kumar <u-kumar1@xxxxxx> --- arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi index 11f163e5cadf..f1db1ca5d6b1 100644 --- a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi @@ -1370,6 +1370,30 @@ main_spi7: spi@2170000 { status = "disabled"; }; + ufs_wrapper: ufs-wrapper@4e80000 { + compatible = "ti,j721e-ufs"; + reg = <0x0 0x4e80000 0x0 0x100>; + power-domains = <&k3_pds 387 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 387 3>; + assigned-clocks = <&k3_clks 387 3>; + assigned-clock-parents = <&k3_clks 387 6>; + ranges; + #address-cells = <2>; + #size-cells = <2>; + status = "disabled"; + + ufs@4e84000 { + compatible = "cdns,ufshc-m31-16nm", "jedec,ufs-2.0"; + reg = <0x0 0x4e84000 0x0 0x10000>; + interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>; + freq-table-hz = <250000000 250000000>, <19200000 19200000>, + <19200000 19200000>; + clocks = <&k3_clks 387 1>, <&k3_clks 387 3>, <&k3_clks 387 3>; + clock-names = "core_clk", "phy_clk", "ref_clk"; + dma-coherent; + }; + }; + main_r5fss0: r5fss@5c00000 { compatible = "ti,j721s2-r5fss"; ti,cluster-mode = <1>; -- 2.34.1
