arm64: dts: renesas: white-hawk-single: Add R-Car Sound support

White Hawk Single boards can use the same ARD-AUDIO-DA7212 external
audio board as the White Hawk board stack.  Add support for building
DTBs for them, and document the small differences in connector labels.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/7c840b6e08e0af8a6b9bd5516969eb585f16e10a.1733402907.git.geert+renesas@glider.be

diff --git a/arch/arm64/boot/dts/renesas/Makefile b/arch/arm64/boot/dts/renesas/Makefile
index dea812ba55f3132eed0286013f59bfe568a7ac0d..68031d0f28fb2a543016aa61368960628e62e484 100644 (file)
--- a/arch/arm64/boot/dts/renesas/Makefile
+++ b/arch/arm64/boot/dts/renesas/Makefile
@@ -91,8 +91,12 @@ r8a779g0-white-hawk-ard-audio-da7212-dtbs := r8a779g0-white-hawk.dtb white-hawk-
 dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g0-white-hawk-ard-audio-da7212.dtb
 
 dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g2-white-hawk-single.dtb
+r8a779g2-white-hawk-single-ard-audio-da7212-dtbs := r8a779g2-white-hawk-single.dtb white-hawk-ard-audio-da7212.dtbo
+dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g2-white-hawk-single-ard-audio-da7212.dtb
 
 dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g3-white-hawk-single.dtb
+r8a779g3-white-hawk-single-ard-audio-da7212-dtbs := r8a779g3-white-hawk-single.dtb white-hawk-ard-audio-da7212.dtbo
+dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g3-white-hawk-single-ard-audio-da7212.dtb
 
 dtb-$(CONFIG_ARCH_R8A779H0) += r8a779h0-gray-hawk-single.dtb
 

diff --git a/arch/arm64/boot/dts/renesas/white-hawk-ard-audio-da7212.dtso b/arch/arm64/boot/dts/renesas/white-hawk-ard-audio-da7212.dtso
index e6cf304c77ee9225725bebda1203b809c7734050..c27b9b3d4e5f4a09cec0ee52c2884e666012245f 100644 (file)
--- a/arch/arm64/boot/dts/renesas/white-hawk-ard-audio-da7212.dtso
+++ b/arch/arm64/boot/dts/renesas/white-hawk-ard-audio-da7212.dtso
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Device Tree Source for the White Hawk board with ARD-AUDIO-DA7212 Board
+ * Device Tree Source for White Hawk (Single) board with ARD-AUDIO-DA7212 board
  *
  * You can find and buy "ARD-AUDIO-DA7212" at Digi-Key
  *
@@ -27,12 +27,12 @@
  * +----------------------------+
  * |Breakout board             |
  * |                           |       +---------------+
- * |CN34 (I2C CN)              |       |J1             |
+ * |CN(30)34 (I2C CN)          |       |J1             |
  * |   I2C0_SCL           pin3 |<----->| pin20 SCL     |
  * |   I2C0_SDA           pin5 |<----->| pin18 SDA     |
  * |                           |       +---------------+
  * |                           |       +-----------------------+
- * |CN4 (Power)                        |       |J7                     |
+ * |CN(300)4 (Power)           |       |J7                     |
  * |   3v3 (v)            pin9 |<----->| pin4  / pin8  3.3v    |
  * |   GND (v)     pin3 / pin4 |<----->| pin12 / pin14 GND     |
  * +----------------------------+      +-----------------------+