^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) * ARASAN PATA COMPACT FLASH CONTROLLER
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) Required properties:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) - compatible: "arasan,cf-spear1340"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) - reg: Address range of the CF registers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) - interrupt: Should contain the CF interrupt number
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) - clock-frequency: Interface clock rate, in Hz, one of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) 25000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) 33000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 40000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 50000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 66000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 75000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 100000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 125000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 150000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 166000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 200000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) Optional properties:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) - arasan,broken-udma: if present, UDMA mode is unusable
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) - arasan,broken-mwdma: if present, MWDMA mode is unusable
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) - arasan,broken-pio: if present, PIO mode is unusable
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) - dmas: one DMA channel, as described in bindings/dma/dma.txt
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) required unless both UDMA and MWDMA mode are broken
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) - dma-names: the corresponding channel name, must be "data"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) Example:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) cf@fc000000 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) compatible = "arasan,cf-spear1340";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) reg = <0xfc000000 0x1000>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) interrupt-parent = <&vic1>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) interrupts = <12>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) dmas = <&dma-controller 23>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) dma-names = "data";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) };