lkml.org 
[lkml]   [2020]   [Oct]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 1/2] ARM: dts: imx7-tqma7: add SPI-NOR flash
Date
The SPI-NOR flash on the SoM was missing from the device tree.

Signed-off-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com>
---
arch/arm/boot/dts/imx7-tqma7.dtsi | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)

v2: change node name to flash@0


diff --git a/arch/arm/boot/dts/imx7-tqma7.dtsi b/arch/arm/boot/dts/imx7-tqma7.dtsi
index 8773344b54aa..22f4194322ed 100644
--- a/arch/arm/boot/dts/imx7-tqma7.dtsi
+++ b/arch/arm/boot/dts/imx7-tqma7.dtsi
@@ -160,6 +160,20 @@
>;
};

+ pinctrl_qspi: qspigrp {
+ fsl,pins = <
+ MX7D_PAD_EPDC_DATA00__QSPI_A_DATA0 0x5A
+ MX7D_PAD_EPDC_DATA01__QSPI_A_DATA1 0x5A
+ MX7D_PAD_EPDC_DATA02__QSPI_A_DATA2 0x5A
+ MX7D_PAD_EPDC_DATA03__QSPI_A_DATA3 0x5A
+ MX7D_PAD_EPDC_DATA05__QSPI_A_SCLK 0x11
+ MX7D_PAD_EPDC_DATA06__QSPI_A_SS0_B 0x54
+ MX7D_PAD_EPDC_DATA07__QSPI_A_SS1_B 0x54
+ /* #QSPI_RESET */
+ MX7D_PAD_EPDC_DATA04__GPIO2_IO4 0x40000052
+ >;
+ };
+
pinctrl_usdhc3: usdhc3grp {
fsl,pins = <
MX7D_PAD_SD3_CMD__SD3_CMD 0x59
@@ -217,6 +231,22 @@
};
};

+&qspi {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_qspi>;
+ status = "okay";
+
+ flash0: flash@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "jedec,spi-nor";
+ spi-max-frequency = <29000000>;
+ spi-rx-bus-width = <4>;
+ spi-tx-bus-width = <4>;
+ reg = <0>;
+ };
+};
+
&sdma {
status = "okay";
};
--
2.17.1
\
 
 \ /
  Last update: 2020-10-30 11:28    [W:0.068 / U:0.024 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site