linux-kernel - [RFC PATCH v4 1/5] reset: amlogic: add support for A1 SoC in auxiliary reset driver

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Message-ID: <20240913121152.817575-2-jan.dakinevich@salutedevices.com>
Date: Fri, 13 Sep 2024 15:11:48 +0300
From: Jan Dakinevich <jan.dakinevich@...utedevices.com>
To: Jan Dakinevich <jan.dakinevich@...utedevices.com>, Conor Dooley
	<conor+dt@...nel.org>, <devicetree@...r.kernel.org>, Jerome Brunet
	<jbrunet@...libre.com>, Kevin Hilman <khilman@...libre.com>, "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>, <linux-amlogic@...ts.infradead.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-clk@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, Martin Blumenstingl
	<martin.blumenstingl@...glemail.com>, Michael Turquette
	<mturquette@...libre.com>, Neil Armstrong <neil.armstrong@...aro.org>,
	Philipp Zabel <p.zabel@...gutronix.de>, Rob Herring <robh@...nel.org>,
	Stephen Boyd <sboyd@...nel.org>
Subject: [RFC PATCH v4 1/5] reset: amlogic: add support for A1 SoC in auxiliary reset driver

Add support for the reset controller present in the audio clock
controller of A1 SoC families, using the auxiliary bus.

Signed-off-by: Jan Dakinevich <jan.dakinevich@...utedevices.com>
---
 drivers/reset/amlogic/reset-meson-aux.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/reset/amlogic/reset-meson-aux.c b/drivers/reset/amlogic/reset-meson-aux.c
index dd8453001db9..a385c0125836 100644
--- a/drivers/reset/amlogic/reset-meson-aux.c
+++ b/drivers/reset/amlogic/reset-meson-aux.c
@@ -26,6 +26,12 @@ struct meson_reset_adev {
 #define to_meson_reset_adev(_adev) \
 	container_of((_adev), struct meson_reset_adev, adev)
 
+static const struct meson_reset_param meson_a1_audio_param = {
+	.reset_ops	= &meson_reset_toggle_ops,
+	.reset_num	= 32,
+	.level_offset	= 0x28,
+};
+
 static const struct meson_reset_param meson_g12a_audio_param = {
 	.reset_ops	= &meson_reset_toggle_ops,
 	.reset_num	= 26,
@@ -40,6 +46,9 @@ static const struct meson_reset_param meson_sm1_audio_param = {
 
 static const struct auxiliary_device_id meson_reset_aux_ids[] = {
 	{
+		.name = "a1-audio-clkc.rst-a1",
+		.driver_data = (kernel_ulong_t)&meson_a1_audio_param,
+	}, {
 		.name = "axg-audio-clkc.rst-g12a",
 		.driver_data = (kernel_ulong_t)&meson_g12a_audio_param,
 	}, {
-- 
2.34.1