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ARM: dts: keystone-k2g-evm: Add QSPI DT node. 

66AK2G EVM has a s25fl512s flash connected to QSPI. Add DT nodes for the
same.

Signed-off-by: Vignesh R <vigneshr@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
This commit is contained in:
Vignesh R 2017-12-02 19:33:56 -08:00 committed by Santosh Shilimkar
parent aabed2ad1d
commit c2097f482a
1 changed files with 59 additions and 0 deletions
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59
arch/arm/boot/dts/keystone-k2g-evm.dts
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@ -103,6 +103,18 @@
K2G_CORE_IOPAD(0x11b4) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* spi1_mosi.spi1_mosi */
>;
};
qspi_pins: pinmux_qspi_pins {
pinctrl-single,pins = <
K2G_CORE_IOPAD(0x1204) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_clk.qspi_clk */
K2G_CORE_IOPAD(0x1208) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_rclk.qspi_rclk */
K2G_CORE_IOPAD(0x120c) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_d0.qspi_d0 */
K2G_CORE_IOPAD(0x1210) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_d1.qspi_d1 */
K2G_CORE_IOPAD(0x1214) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_d2.qspi_d2 */
K2G_CORE_IOPAD(0x1218) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_d3.qspi_d3 */
K2G_CORE_IOPAD(0x121c) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_csn0.qspi_csn0 */
>;
};
};
&uart0 {
@ -204,3 +216,50 @@
};
};
};
&qspi {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&qspi_pins>;
cdns,rclk-en;
flash0: m25p80@0 {
compatible = "s25fl512s", "jedec,spi-nor";
reg = <0>;
spi-tx-bus-width = <1>;
spi-rx-bus-width = <4>;
spi-max-frequency = <96000000>;
#address-cells = <1>;
#size-cells = <1>;
cdns,read-delay = <5>;
cdns,tshsl-ns = <500>;
cdns,tsd2d-ns = <500>;
cdns,tchsh-ns = <119>;
cdns,tslch-ns = <119>;
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>;
};
};
};