Re: [PATCH v2] arm64: dts: renesas: rzg2l-smarc-som: Enable serial NOR flash

From: Sergey Shtylyov
Date: Mon Nov 22 2021 - 15:06:11 EST


On 22.11.2021 2:49, Lad Prabhakar wrote:

Enable mt25qu512a flash connected to QSPI0.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
Reviewed-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
---
v1->v2
-> Renamed qspi_pins0 to qspi0_pins
---
.../boot/dts/renesas/rzg2l-smarc-som.dtsi | 40 +++++++++++++++++++
1 file changed, 40 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi
index 7e84a29dddfa..aef1b8736732 100644
--- a/arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi
@@ -178,6 +178,18 @@
line-name = "gpio_sd0_pwr_en";
};
+ qspi0_pins: qspi0 {
+ qspi0-data {
+ pins = "QSPI0_IO0", "QSPI0_IO1", "QSPI0_IO2", "QSPI0_IO3";
+ power-source = <1800>;

Hrm, sorry for more nitpicking... Why 2 spaces before =?

+ };
+
+ qspi0-ctrl {
+ pins = "QSPI0_SPCLK", "QSPI0_SSL", "QSPI_RESET#";
+ power-source = <1800>;

Here as well...

+ };
+ };
+
/*
* SD0 device selection is XOR between GPIO_SD0_DEV_SEL and SW1[2]
* The below switch logic can be used to select the device between
[...]

MBR, Sergey