diff options
| author | Vignesh R <vigneshr@ti.com> | 2016-07-06 10:20:57 +0530 |
|---|---|---|
| committer | Jagan Teki <jteki@openedev.com> | 2016-07-09 20:16:33 +0530 |
| commit | b60774fff1d2098c79cf1efb1e242f5f662ce317 (patch) | |
| tree | 9210822472087e0a4c340e35b4a7000ae7577aaf | |
| parent | 2372e14f1937fceea54d698342e5a4240b58a893 (diff) | |
| download | u-boot-b60774fff1d2098c79cf1efb1e242f5f662ce317.tar.gz | |
ARM: dts: K2G: Add support for QSPI controller
K2G SoC has a Cadence QSPI controller to communicate with NOR flash
devices. Add DT nodes to support the same.
Also, K2G EVM has a s25fl512s flash connect to QSPI bus at CS 0. Add nor
flash slave node for the same.
Signed-off-by: Vignesh R <vigneshr@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Jagan Teki <jteki@openedev.com>
| -rw-r--r-- | arch/arm/dts/k2g-evm.dts | 45 | ||||
| -rw-r--r-- | arch/arm/dts/k2g.dtsi | 14 |
2 files changed, 59 insertions, 0 deletions
diff --git a/arch/arm/dts/k2g-evm.dts b/arch/arm/dts/k2g-evm.dts index 38ca7ae1b6..e95efd4767 100644 --- a/arch/arm/dts/k2g-evm.dts +++ b/arch/arm/dts/k2g-evm.dts @@ -55,3 +55,48 @@ }; }; }; + +&qspi { + status = "okay"; + + flash0: m25p80@0 { + compatible = "s25fl512s","spi-flash"; + reg = <0>; + spi-tx-bus-width = <1>; + spi-rx-bus-width = <4>; + spi-max-frequency = <96000000>; + #address-cells = <1>; + #size-cells = <1>; + tshsl-ns = <392>; + tsd2d-ns = <392>; + tchsh-ns = <100>; + tslch-ns = <100>; + block-size = <18>; + + + partition@0 { + label = "QSPI.u-boot-spl-os"; + reg = <0x00000000 0x00100000>; + }; + partition@1 { + label = "QSPI.u-boot-env"; + reg = <0x00100000 0x00040000>; + }; + partition@2 { + label = "QSPI.skern"; + reg = <0x00140000 0x0040000>; + }; + partition@3 { + label = "QSPI.pmmc-firmware"; + reg = <0x00180000 0x0040000>; + }; + partition@4 { + label = "QSPI.kernel"; + reg = <0x001C0000 0x0800000>; + }; + partition@5 { + label = "QSPI.file-system"; + reg = <0x009C0000 0x3640000>; + }; + }; +}; diff --git a/arch/arm/dts/k2g.dtsi b/arch/arm/dts/k2g.dtsi index 88b1a8e998..00cd492973 100644 --- a/arch/arm/dts/k2g.dtsi +++ b/arch/arm/dts/k2g.dtsi @@ -23,6 +23,7 @@ spi1 = &spi1; spi2 = &spi2; spi3 = &spi3; + spi4 = &qspi; }; memory { @@ -84,6 +85,19 @@ bus_freq = <2500000>; }; + qspi: qspi@2940000 { + compatible = "cadence,qspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x02940000 0x1000>, + <0x24000000 0x4000000>; + interrupts = <GIC_SPI 198 IRQ_TYPE_EDGE_RISING>; + num-cs = <4>; + fifo-depth = <256>; + sram-size = <256>; + status = "disabled"; + }; + #include "k2g-netcp.dtsi" pmmc: pmmc@2900000 { |