[PATCH 1/2] arm64: dts: renesas: r8a779g3: Describe generic SPI NOR support on Retronix R-Car V4H Sparrow Hawk board
Marek Vasut
marek.vasut+renesas at mailbox.org
Sun Jul 20 21:59:43 CEST 2025
Retronix R-Car V4H Sparrow Hawk EVTA1 is populated with Spansion S25FS512S,
EVTB1 is populated with Winbond W77Q51NW. Describe the SPI NOR using generic
"spi-flash" compatible, because both flashes can be auto-detected based on
their built-in IDs.
Signed-off-by: Marek Vasut <marek.vasut+renesas at mailbox.org>
---
Cc: Nobuhiro Iwamatsu <iwamatsu at nigauri.org>
Cc: Tom Rini <trini at konsulko.com>
Cc: u-boot at lists.denx.de
---
dts/upstream/src/arm64/renesas/r8a779g3-sparrow-hawk.dts | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/dts/upstream/src/arm64/renesas/r8a779g3-sparrow-hawk.dts b/dts/upstream/src/arm64/renesas/r8a779g3-sparrow-hawk.dts
index b109095a0d8..a0fda441320 100644
--- a/dts/upstream/src/arm64/renesas/r8a779g3-sparrow-hawk.dts
+++ b/dts/upstream/src/arm64/renesas/r8a779g3-sparrow-hawk.dts
@@ -623,7 +623,11 @@
status = "okay";
flash at 0 {
- compatible = "spansion,s25fs512s", "jedec,spi-nor";
+ /*
+ * EVTA1 is populated with Spansion S25fS512S
+ * EVTB1 is populated with Winbond W77Q51NW
+ */
+ compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <40000000>;
spi-rx-bus-width = <4>;
--
2.47.2
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