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[v2,2/3] reset: reset-meson: Add support for Amlogic T7 SoC reset controller

Message ID 20240422-t7-reset-v2-2-cb82271d3296@amlogic.com (mailing list archive)
State New, archived
Headers show
Series Add support for Amlogic T7 reset controller | expand

Commit Message

Kelvin Zhang via B4 Relay April 22, 2024, 11:11 a.m. UTC 
From: Zelong Dong <zelong.dong@amlogic.com>

There are 7 sets of Reset Source in Amlogic T7 SoC reset controller,
and the offset between base and level registers is 0x40.
Add a new compatible string and struct meson_reset_param to support
the reset controller on T7 SoC.

Signed-off-by: Zelong Dong <zelong.dong@amlogic.com>
Signed-off-by: Kelvin Zhang <kelvin.zhang@amlogic.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
---
 drivers/reset/reset-meson.c | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/drivers/reset/reset-meson.c b/drivers/reset/reset-meson.c
index f78be97898bc..1e9fca3e30e8 100644
--- a/drivers/reset/reset-meson.c
+++ b/drivers/reset/reset-meson.c
@@ -102,6 +102,11 @@  static const struct meson_reset_param meson_s4_param = {
 	.level_offset	= 0x40,
 };
 
+static const struct meson_reset_param t7_param = {
+	.reg_count      = 7,
+	.level_offset   = 0x40,
+};
+
 static const struct of_device_id meson_reset_dt_ids[] = {
 	 { .compatible = "amlogic,meson8b-reset",    .data = &meson8b_param},
 	 { .compatible = "amlogic,meson-gxbb-reset", .data = &meson8b_param},
@@ -109,6 +114,7 @@  static const struct of_device_id meson_reset_dt_ids[] = {
 	 { .compatible = "amlogic,meson-a1-reset",   .data = &meson_a1_param},
 	 { .compatible = "amlogic,meson-s4-reset",   .data = &meson_s4_param},
 	 { .compatible = "amlogic,c3-reset",   .data = &meson_s4_param},
+	 { .compatible = "amlogic,t7-reset",   .data = &t7_param},
 	 { /* sentinel */ },
 };
 MODULE_DEVICE_TABLE(of, meson_reset_dt_ids);