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ARM: dts: dra7: Add qspi device 

These add device tree entry for qspi controller driver on dra7-evm.

Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Sourav Poddar 2014-05-06 16:37:24 +05:30 committed by Tony Lindgren
parent 12f0323685
commit dc2dd5b8cb
2 changed files with 94 additions and 0 deletions
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80
arch/arm/boot/dts/dra7-evm.dts
View File

@ -93,6 +93,21 @@ uart3_pins: pinmux_uart3_pins {
0x24c (PIN_INPUT_SLEW | MUX_MODE0) /* uart3_txd */
>;
};
qspi1_pins: pinmux_qspi1_pins {
pinctrl-single,pins = <
0x4c (PIN_INPUT | MUX_MODE1) /* gpmc_a3.qspi1_cs2 */
0x50 (PIN_INPUT | MUX_MODE1) /* gpmc_a4.qspi1_cs3 */
0x74 (PIN_INPUT | MUX_MODE1) /* gpmc_a13.qspi1_rtclk */
0x78 (PIN_INPUT | MUX_MODE1) /* gpmc_a14.qspi1_d3 */
0x7c (PIN_INPUT | MUX_MODE1) /* gpmc_a15.qspi1_d2 */
0x80 (PIN_INPUT | MUX_MODE1) /* gpmc_a16.qspi1_d1 */
0x84 (PIN_INPUT | MUX_MODE1) /* gpmc_a17.qspi1_d0 */
0x88 (PIN_INPUT | MUX_MODE1) /* qpmc_a18.qspi1_sclk */
0xb8 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_cs2.qspi1_cs0 */
0xbc (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_cs3.qspi1_cs1 */
>;
};
};
&i2c1 {
@ -273,3 +288,68 @@ &mmc2 {
&cpu0 {
cpu0-supply = <&smps123_reg>;
};
&qspi {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&qspi1_pins>;
spi-max-frequency = <48000000>;
m25p80@0 {
compatible = "s25fl256s1";
spi-max-frequency = <48000000>;
reg = <0>;
spi-tx-bus-width = <1>;
spi-rx-bus-width = <4>;
spi-cpol;
spi-cpha;
#address-cells = <1>;
#size-cells = <1>;
/* MTD partition table.
* The ROM checks the first four physical blocks
* for a valid file to boot and the flash here is
* 64KiB block size.
*/
partition@0 {
label = "QSPI.SPL";
reg = <0x00000000 0x000010000>;
};
partition@1 {
label = "QSPI.SPL.backup1";
reg = <0x00010000 0x00010000>;
};
partition@2 {
label = "QSPI.SPL.backup2";
reg = <0x00020000 0x00010000>;
};
partition@3 {
label = "QSPI.SPL.backup3";
reg = <0x00030000 0x00010000>;
};
partition@4 {
label = "QSPI.u-boot";
reg = <0x00040000 0x00100000>;
};
partition@5 {
label = "QSPI.u-boot-spl-os";
reg = <0x00140000 0x00010000>;
};
partition@6 {
label = "QSPI.u-boot-env";
reg = <0x00150000 0x00010000>;
};
partition@7 {
label = "QSPI.u-boot-env.backup1";
reg = <0x00160000 0x0010000>;
};
partition@8 {
label = "QSPI.kernel";
reg = <0x00170000 0x0800000>;
};
partition@9 {
label = "QSPI.file-system";
reg = <0x00970000 0x01690000>;
};
};
};

14
arch/arm/boot/dts/dra7.dtsi
View File

@ -762,6 +762,20 @@ mcspi4: spi@480ba000 {
dma-names = "tx0", "rx0";
status = "disabled";
};
qspi: qspi@4b300000 {
compatible = "ti,dra7xxx-qspi";
reg = <0x4b300000 0x100>;
reg-names = "qspi_base";
#address-cells = <1>;
#size-cells = <0>;
ti,hwmods = "qspi";
clocks = <&qspi_gfclk_div>;
clock-names = "fck";
num-cs = <4>;
interrupts = <0 343 0x4>;
status = "disabled";
};
};
};