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

From: Jan Dakinevich
Date: Fri Sep 13 2024 - 08:15:33 EST


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@xxxxxxxxxxxxxxxxx>
---
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