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>

diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
index 39b718adfbec505ed51c629e622214bd84b73e47..5f1f6da17dad0012137e91f808330d4a88c1e6c5 100644 (file)
--- a/arch/arm/boot/dts/dra7-evm.dts
+++ b/arch/arm/boot/dts/dra7-evm.dts
@@ -93,6 +93,21 @@
                        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 @@
 &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>;
+               };
+       };
+};

diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index a4f9f3927497779921a1d329961a15f2875d81a1..37a0595f47edebd4a2f1911729a9c9aa5bd06059 100644 (file)
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -762,6 +762,20 @@
                        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";
+               };
        };
 };