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ARM: dts: am43x-epos: Add qspi device 

This patch adds qspi nodes for am43xx SOC devices.

Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Sourav Poddar 2014-04-28 19:12:30 +05:30 committed by Tony Lindgren
parent 4a996d187e
commit 2a1a5043fd
2 changed files with 74 additions and 0 deletions
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11
arch/arm/boot/dts/am4372.dtsi
View File

@ -829,6 +829,17 @@ usb2: usb@483d0000 {
status = "disabled";
};
};
qspi: qspi@47900000 {
compatible = "ti,am4372-qspi";
reg = <0x47900000 0x100>;
#address-cells = <1>;
#size-cells = <0>;
ti,hwmods = "qspi";
interrupts = <0 138 0x4>;
num-cs = <4>;
status = "disabled";
};
};
};

63
arch/arm/boot/dts/am43x-epos-evm.dts
View File

@ -138,6 +138,17 @@ mmc1_pins: pinmux_mmc1_pins {
0x160 (PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
>;
};
qspi1_default: qspi1_default {
pinctrl-single,pins = <
0x7c (PIN_INPUT_PULLUP | MUX_MODE3)
0x88 (PIN_INPUT_PULLUP | MUX_MODE2)
0x90 (PIN_INPUT_PULLUP | MUX_MODE3)
0x94 (PIN_INPUT_PULLUP | MUX_MODE3)
0x98 (PIN_INPUT_PULLUP | MUX_MODE3)
0x9c (PIN_INPUT_PULLUP | MUX_MODE3)
>;
};
};
matrix_keypad: matrix_keypad@0 {
@ -385,3 +396,55 @@ &usb2 {
dr_mode = "host";
status = "okay";
};
&qspi {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&qspi1_default>;
spi-max-frequency = <48000000>;
m25p80@0 {
compatible = "mx66l51235l";
spi-max-frequency = <48000000>;
reg = <0>;
spi-cpol;
spi-cpha;
spi-tx-bus-width = <1>;
spi-rx-bus-width = <4>;
#address-cells = <1>;
#size-cells = <1>;
/* MTD partition table.
* The ROM checks the first 512KiB
* for a valid file to boot(XIP).
*/
partition@0 {
label = "QSPI.U_BOOT";
reg = <0x00000000 0x000080000>;
};
partition@1 {
label = "QSPI.U_BOOT.backup";
reg = <0x00080000 0x00080000>;
};
partition@2 {
label = "QSPI.U-BOOT-SPL_OS";
reg = <0x00100000 0x00010000>;
};
partition@3 {
label = "QSPI.U_BOOT_ENV";
reg = <0x00110000 0x00010000>;
};
partition@4 {
label = "QSPI.U-BOOT-ENV.backup";
reg = <0x00120000 0x00010000>;
};
partition@5 {
label = "QSPI.KERNEL";
reg = <0x00130000 0x0800000>;
};
partition@6 {
label = "QSPI.FILESYSTEM";
reg = <0x00930000 0x36D0000>;
};
};
};