[PATCH v2 12/13] thermal/drivers/mediatek/lvts_thermal: add MT8188 support
Nicolas Pitre
nico at fluxnic.net
Mon Mar 18 14:22:14 PDT 2024
From: Nicolas Pitre <npitre at baylibre.com>
Various values extracted from the vendor's kernel driver.
Signed-off-by: Nicolas Pitre <npitre at baylibre.com>
---
arch/arm64/boot/dts/mediatek/mt8188.dtsi | 35 ++++++++
drivers/thermal/mediatek/lvts_thermal.c | 102 +++++++++++++++++++++++
2 files changed, 137 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8188.dtsi b/arch/arm64/boot/dts/mediatek/mt8188.dtsi
index b4315c9214..5a3c58a77c 100644
--- a/arch/arm64/boot/dts/mediatek/mt8188.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8188.dtsi
@@ -11,6 +11,7 @@
#include <dt-bindings/phy/phy.h>
#include <dt-bindings/pinctrl/mediatek,mt8188-pinfunc.h>
#include <dt-bindings/power/mediatek,mt8188-power.h>
+#include <dt-bindings/reset/mt8188-resets.h>
/ {
compatible = "mediatek,mt8188";
@@ -357,6 +358,7 @@ infracfg_ao: syscon at 10001000 {
compatible = "mediatek,mt8188-infracfg-ao", "syscon";
reg = <0 0x10001000 0 0x1000>;
#clock-cells = <1>;
+ #reset-cells = <1>;
};
pericfg: syscon at 10003000 {
@@ -491,6 +493,17 @@ spi0: spi at 1100a000 {
status = "disabled";
};
+ lvts_ap: thermal-sensor at 1100b000 {
+ compatible = "mediatek,mt8188-lvts-ap";
+ reg = <0 0x1100b000 0 0x1000>;
+ interrupts = <GIC_SPI 200 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&infracfg_ao CLK_INFRA_AO_THERM>;
+ resets = <&infracfg_ao MT8188_INFRA_RST1_THERMAL_CTRL_RST>;
+ nvmem-cells = <&lvts_efuse_data1>;
+ nvmem-cell-names = "lvts_calib_data1";
+ #thermal-sensor-cells = <1>;
+ };
+
spi1: spi at 11010000 {
compatible = "mediatek,mt8188-spi-ipm", "mediatek,spi-ipm";
#address-cells = <1>;
@@ -604,6 +617,17 @@ mmc1: mmc at 11240000 {
status = "disabled";
};
+ lvts_mcu: thermal-sensor at 11278000 {
+ compatible = "mediatek,mt8188-lvts-mcu";
+ reg = <0 0x11278000 0 0x1000>;
+ interrupts = <GIC_SPI 202 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&infracfg_ao CLK_INFRA_AO_THERM>;
+ resets = <&infracfg_ao MT8188_INFRA_RST1_THERMAL_MCU_RST>;
+ nvmem-cells = <&lvts_efuse_data1>;
+ nvmem-cell-names = "lvts_calib_data1";
+ #thermal-sensor-cells = <1>;
+ };
+
i2c0: i2c at 11280000 {
compatible = "mediatek,mt8188-i2c";
reg = <0 0x11280000 0 0x1000>,
@@ -827,6 +851,17 @@ imp_iic_wrap_en: clock-controller at 11ec2000 {
#clock-cells = <1>;
};
+ efuse: efuse at 11f20000 {
+ compatible = "mediatek,mt8188-efuse", "mediatek,efuse";
+ reg = <0 0x11f20000 0 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ lvts_efuse_data1: lvts1-calib at 1ac {
+ reg = <0x1ac 0x40>;
+ };
+ };
+
mfgcfg: clock-controller at 13fbf000 {
compatible = "mediatek,mt8188-mfgcfg";
reg = <0 0x13fbf000 0 0x1000>;
diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
index a23a93fc82..46882df640 100644
--- a/drivers/thermal/mediatek/lvts_thermal.c
+++ b/drivers/thermal/mediatek/lvts_thermal.c
@@ -1448,6 +1448,90 @@ static const struct lvts_ctrl_data mt8186_lvts_data_ctrl[] = {
}
};
+static const struct lvts_ctrl_data mt8188_lvts_mcu_data_ctrl[] = {
+ {
+ .lvts_sensor = {
+ { .dt_id = MT8188_MCU_TS1_0,
+ .cal_offsets = { 22, 23, 24 } },
+ { .dt_id = MT8188_MCU_TS1_1,
+ .cal_offsets = { 25, 26, 27 } },
+ { .dt_id = MT8188_MCU_TS1_2,
+ .cal_offsets = { 28, 29, 30 } },
+ { .dt_id = MT8188_MCU_TS1_3,
+ .cal_offsets = { 31, 32, 33 } },
+ },
+ VALID_SENSOR_MAP(1, 1, 1, 1),
+ .offset = 0x0,
+ .hw_tshut_temp = 117000,
+ .mode = LVTS_MSR_FILTERED_MODE,
+ },
+ {
+ .lvts_sensor = {
+ { .dt_id = MT8188_MCU_TS2_0,
+ .cal_offsets = { 34, 35, 36 } },
+ { .dt_id = MT8188_MCU_TS2_1,
+ .cal_offsets = { 37, 38, 39 } },
+ },
+ VALID_SENSOR_MAP(1, 1, 0, 0),
+ .offset = 0x100,
+ .hw_tshut_temp = 117000,
+ .mode = LVTS_MSR_FILTERED_MODE,
+ }
+};
+
+static const struct lvts_ctrl_data mt8188_lvts_ap_data_ctrl[] = {
+ {
+ .lvts_sensor = {
+
+ { /* unused */ },
+ { .dt_id = MT8188_AP_TS3_1,
+ .cal_offsets = { 40, 41, 42 } },
+ },
+ VALID_SENSOR_MAP(0, 1, 0, 0),
+ .offset = 0x0,
+ .hw_tshut_temp = 117000,
+ .mode = LVTS_MSR_FILTERED_MODE,
+ },
+ {
+ .lvts_sensor = {
+ { .dt_id = MT8188_AP_TS4_0,
+ .cal_offsets = { 43, 44, 45 } },
+ { .dt_id = MT8188_AP_TS4_1,
+ .cal_offsets = { 46, 47, 48 } },
+ { .dt_id = MT8188_AP_TS4_2,
+ .cal_offsets = { 49, 50, 51 } },
+ },
+ VALID_SENSOR_MAP(1, 1, 1, 0),
+ .offset = 0x100,
+ .hw_tshut_temp = 117000,
+ .mode = LVTS_MSR_FILTERED_MODE,
+ },
+ {
+ .lvts_sensor = {
+ { .dt_id = MT8188_AP_TS5_0,
+ .cal_offsets = { 52, 53, 54 } },
+ { .dt_id = MT8188_AP_TS5_1,
+ .cal_offsets = { 55, 56, 57 } },
+ },
+ VALID_SENSOR_MAP(1, 1, 0, 0),
+ .offset = 0x200,
+ .hw_tshut_temp = 117000,
+ .mode = LVTS_MSR_FILTERED_MODE,
+ },
+ {
+ .lvts_sensor = {
+ { .dt_id = MT8188_AP_TS6_0,
+ .cal_offsets = { 58, 59, 60 } },
+ { .dt_id = MT8188_AP_TS6_1,
+ .cal_offsets = { 61, 62, 63 } },
+ },
+ VALID_SENSOR_MAP(1, 1, 0, 0),
+ .offset = 0x300,
+ .hw_tshut_temp = 117000,
+ .mode = LVTS_MSR_FILTERED_MODE,
+ }
+};
+
static const struct lvts_ctrl_data mt8192_lvts_mcu_data_ctrl[] = {
{
.lvts_sensor = {
@@ -1645,6 +1729,22 @@ static const struct lvts_data mt8186_lvts_data = {
.gt_calib_bit_offset = 24,
};
+static const struct lvts_data mt8188_lvts_mcu_data = {
+ .lvts_ctrl = mt8188_lvts_mcu_data_ctrl,
+ .num_lvts_ctrl = ARRAY_SIZE(mt8188_lvts_mcu_data_ctrl),
+ .temp_factor = -250460,
+ .temp_offset = 250460,
+ .gt_calib_bit_offset = 20,
+};
+
+static const struct lvts_data mt8188_lvts_ap_data = {
+ .lvts_ctrl = mt8188_lvts_ap_data_ctrl,
+ .num_lvts_ctrl = ARRAY_SIZE(mt8188_lvts_ap_data_ctrl),
+ .temp_factor = -250460,
+ .temp_offset = 250460,
+ .gt_calib_bit_offset = 20,
+};
+
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),
@@ -1676,6 +1776,8 @@ static const struct lvts_data mt8195_lvts_ap_data = {
static const struct of_device_id lvts_of_match[] = {
{ .compatible = "mediatek,mt7988-lvts-ap", .data = &mt7988_lvts_ap_data },
{ .compatible = "mediatek,mt8186-lvts", .data = &mt8186_lvts_data },
+ { .compatible = "mediatek,mt8188-lvts-mcu", .data = &mt8188_lvts_mcu_data },
+ { .compatible = "mediatek,mt8188-lvts-ap", .data = &mt8188_lvts_ap_data },
{ .compatible = "mediatek,mt8192-lvts-mcu", .data = &mt8192_lvts_mcu_data },
{ .compatible = "mediatek,mt8192-lvts-ap", .data = &mt8192_lvts_ap_data },
{ .compatible = "mediatek,mt8195-lvts-mcu", .data = &mt8195_lvts_mcu_data },
--
2.44.0
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