[PATCH v3 3/5] thermal/drivers/mediatek/lvts_thermal: Add mt8192 support

From: Bernhard Rosenkränzer
Date: Mon May 29 2023 - 11:36:52 EST


From: Balsam CHIHI <bchihi@xxxxxxxxxxxx>

Add LVTS Driver support for MT8192.

Co-developed-by : Nícolas F. R. A. Prado <nfraprado@xxxxxxxxxxxxx>
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@xxxxxxxxxxxxx>
Signed-off-by: Balsam CHIHI <bchihi@xxxxxxxxxxxx>
Reviewed-by: Nícolas F. R. A. Prado <nfraprado@xxxxxxxxxxxxx>
Signed-off-by: Bernhard Rosenkränzer <bero@xxxxxxxxxxxx>
---
drivers/thermal/mediatek/lvts_thermal.c | 95 +++++++++++++++++++++++++
1 file changed, 95 insertions(+)

diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
index 5ea8a9d569ea6..d5e5214784ece 100644
--- a/drivers/thermal/mediatek/lvts_thermal.c
+++ b/drivers/thermal/mediatek/lvts_thermal.c
@@ -80,6 +80,7 @@
#define LVTS_MSR_FILTERED_MODE 1

#define LVTS_HW_SHUTDOWN_MT8195 105000
+#define LVTS_HW_SHUTDOWN_MT8192 105000

static int golden_temp = LVTS_GOLDEN_TEMP_DEFAULT;
static int coeff_b = LVTS_COEFF_B;
@@ -1280,6 +1281,88 @@ static const struct lvts_ctrl_data mt8195_lvts_ap_data_ctrl[] = {
}
};

+static const struct lvts_ctrl_data mt8192_lvts_mcu_data_ctrl[] = {
+ {
+ .cal_offset = { 0x04, 0x08 },
+ .lvts_sensor = {
+ { .dt_id = MT8192_MCU_BIG_CPU0 },
+ { .dt_id = MT8192_MCU_BIG_CPU1 }
+ },
+ .num_lvts_sensor = 2,
+ .offset = 0x0,
+ .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT8192,
+ .mode = LVTS_MSR_FILTERED_MODE,
+ },
+ {
+ .cal_offset = { 0x0c, 0x10 },
+ .lvts_sensor = {
+ { .dt_id = MT8192_MCU_BIG_CPU2 },
+ { .dt_id = MT8192_MCU_BIG_CPU3 }
+ },
+ .num_lvts_sensor = 2,
+ .offset = 0x100,
+ .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT8192,
+ .mode = LVTS_MSR_FILTERED_MODE,
+ },
+ {
+ .cal_offset = { 0x14, 0x18, 0x1c, 0x20 },
+ .lvts_sensor = {
+ { .dt_id = MT8192_MCU_LITTLE_CPU0 },
+ { .dt_id = MT8192_MCU_LITTLE_CPU1 },
+ { .dt_id = MT8192_MCU_LITTLE_CPU2 },
+ { .dt_id = MT8192_MCU_LITTLE_CPU3 }
+ },
+ .num_lvts_sensor = 4,
+ .offset = 0x200,
+ .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT8192,
+ .mode = LVTS_MSR_FILTERED_MODE,
+ }
+};
+
+static const struct lvts_ctrl_data mt8192_lvts_ap_data_ctrl[] = {
+ {
+ .cal_offset = { 0x24, 0x28 },
+ .lvts_sensor = {
+ { .dt_id = MT8192_AP_VPU0 },
+ { .dt_id = MT8192_AP_VPU1 }
+ },
+ .num_lvts_sensor = 2,
+ .offset = 0x0,
+ .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT8192,
+ },
+ {
+ .cal_offset = { 0x2c, 0x30 },
+ .lvts_sensor = {
+ { .dt_id = MT8192_AP_GPU0 },
+ { .dt_id = MT8192_AP_GPU1 }
+ },
+ .num_lvts_sensor = 2,
+ .offset = 0x100,
+ .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT8192,
+ },
+ {
+ .cal_offset = { 0x34, 0x38 },
+ .lvts_sensor = {
+ { .dt_id = MT8192_AP_INFRA },
+ { .dt_id = MT8192_AP_CAM },
+ },
+ .num_lvts_sensor = 2,
+ .offset = 0x200,
+ .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT8192,
+ },
+ {
+ .cal_offset = { 0x3c, 0x40, 0x44 },
+ .lvts_sensor = {
+ { .dt_id = MT8192_AP_MD0 },
+ { .dt_id = MT8192_AP_MD1 },
+ { .dt_id = MT8192_AP_MD2 }
+ },
+ .num_lvts_sensor = 3,
+ .offset = 0x300,
+ .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT8192,
+ }
+};
+
static const struct lvts_data mt8195_lvts_mcu_data = {
.lvts_ctrl = mt8195_lvts_mcu_data_ctrl,
.num_lvts_ctrl = ARRAY_SIZE(mt8195_lvts_mcu_data_ctrl),
@@ -1290,9 +1373,21 @@ static const struct lvts_data mt8195_lvts_ap_data = {
.num_lvts_ctrl = ARRAY_SIZE(mt8195_lvts_ap_data_ctrl),
};

+static const struct lvts_data mt8192_lvts_mcu_data = {
+ .lvts_ctrl = mt8192_lvts_mcu_data_ctrl,
+ .num_lvts_ctrl = ARRAY_SIZE(mt8192_lvts_mcu_data_ctrl),
+};
+
+static const struct lvts_data mt8192_lvts_ap_data = {
+ .lvts_ctrl = mt8192_lvts_ap_data_ctrl,
+ .num_lvts_ctrl = ARRAY_SIZE(mt8192_lvts_ap_data_ctrl),
+};
+
static const struct of_device_id lvts_of_match[] = {
{ .compatible = "mediatek,mt8195-lvts-mcu", .data = &mt8195_lvts_mcu_data },
{ .compatible = "mediatek,mt8195-lvts-ap", .data = &mt8195_lvts_ap_data },
+ { .compatible = "mediatek,mt8192-lvts-mcu", .data = &mt8192_lvts_mcu_data },
+ { .compatible = "mediatek,mt8192-lvts-ap", .data = &mt8192_lvts_ap_data },
{},
};
MODULE_DEVICE_TABLE(of, lvts_of_match);
--
2.41.0.rc2