[Linux-stm32] [PATCH V3 11/22] ARM: dts: stm32: Add QSPI NOR on AV96
Marek Vasut
marex at denx.de
Tue Mar 31 17:58:00 UTC 2020
The DH Electronics DHCOR SOM has QSPI NOR on the SoM itself, add it
into the DT.
Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Alexandre Torgue <alexandre.torgue at st.com>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org>
Cc: Maxime Coquelin <mcoquelin.stm32 at gmail.com>
Cc: Patrice Chotard <patrice.chotard at st.com>
Cc: Patrick Delaunay <patrick.delaunay at st.com>
Cc: linux-stm32 at st-md-mailman.stormreply.com
To: linux-arm-kernel at lists.infradead.org
---
V2: Use spi-flash in the DT node instead of explicit model name
V3: Reduce the SPI controller window to 2 MiB, which is the flash size
---
arch/arm/boot/dts/stm32mp157a-avenger96.dts | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/arch/arm/boot/dts/stm32mp157a-avenger96.dts b/arch/arm/boot/dts/stm32mp157a-avenger96.dts
index 894b0589b30b..09eab93980d6 100644
--- a/arch/arm/boot/dts/stm32mp157a-avenger96.dts
+++ b/arch/arm/boot/dts/stm32mp157a-avenger96.dts
@@ -21,6 +21,7 @@ aliases {
mmc0 = &sdmmc1;
serial0 = &uart4;
serial1 = &uart7;
+ spi0 = &qspi;
};
chosen {
@@ -312,6 +313,25 @@ &pwr_regulators {
vdd_3v3_usbfs-supply = <&vdd_usb>;
};
+&qspi {
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a>;
+ pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a>;
+ reg = <0x58003000 0x1000>, <0x70000000 0x200000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ flash0: spi-flash at 0 {
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ spi-rx-bus-width = <4>;
+ spi-max-frequency = <108000000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+};
+
&rng1 {
status = "okay";
};
--
2.25.1
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