summaryrefslogtreecommitdiff
path: root/arch/arm/boot/dts/dra72-evm.dts
diff options
context:
space:
mode:
authorMugunthan V N <mugunthanvnm@ti.com>2015-01-19 12:49:28 +0300
committerTony Lindgren <tony@atomide.com>2015-01-20 21:07:25 +0300
commit1f43c45df7afb706470f7d81d983dd7763a9452f (patch)
treec493fd1b1d527e04289da2922aceda16724e1f25 /arch/arm/boot/dts/dra72-evm.dts
parentac7452cee7430ea507ddf70700de56482f15dae3 (diff)
downloadlinux-1f43c45df7afb706470f7d81d983dd7763a9452f.tar.xz
ARM: dts: dra72-evm: Add qspi device
These add device tree entry for qspi device on dra72-evm. Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/dra72-evm.dts')
-rw-r--r--arch/arm/boot/dts/dra72-evm.dts77
1 files changed, 77 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts
index 89085d066c65..cacddd74c516 100644
--- a/arch/arm/boot/dts/dra72-evm.dts
+++ b/arch/arm/boot/dts/dra72-evm.dts
@@ -121,6 +121,18 @@
0x418 (MUX_MODE15) /* wakeup0.off */
>;
};
+
+ qspi1_pins: pinmux_qspi1_pins {
+ pinctrl-single,pins = <
+ 0x74 (PIN_OUTPUT | 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_OUTPUT | MUX_MODE1) /* qpmc_a18.qspi1_sclk */
+ 0xb8 (PIN_OUTPUT | MUX_MODE1) /* gpmc_cs2.qspi1_cs0 */
+ >;
+ };
};
&i2c1 {
@@ -461,3 +473,68 @@
pinctrl-0 = <&dcan1_pins_default>;
pinctrl-1 = <&dcan1_pins_sleep>;
};
+
+&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 0x00080000>;
+ };
+ partition@6 {
+ label = "QSPI.u-boot-env";
+ reg = <0x001c0000 0x00010000>;
+ };
+ partition@7 {
+ label = "QSPI.u-boot-env.backup1";
+ reg = <0x001d0000 0x0010000>;
+ };
+ partition@8 {
+ label = "QSPI.kernel";
+ reg = <0x001e0000 0x0800000>;
+ };
+ partition@9 {
+ label = "QSPI.file-system";
+ reg = <0x009e0000 0x01620000>;
+ };
+ };
+};