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Message-Id: <20230307154524.118541-3-bchihi@baylibre.com>
Date: Tue, 7 Mar 2023 16:45:22 +0100
From: bchihi@...libre.com
To: daniel.lezcano@...aro.org, angelogioacchino.delregno@...labora.com,
rafael@...nel.org, amitk@...nel.org, rui.zhang@...el.com,
matthias.bgg@...il.com, robh+dt@...nel.org,
krzysztof.kozlowski+dt@...aro.org, rdunlap@...radead.org,
ye.xingchen@....com.cn, p.zabel@...gutronix.de
Cc: linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, devicetree@...r.kernel.org,
khilman@...libre.com, james.lo@...iatek.com,
rex-bc.chen@...iatek.com
Subject: [PATCH 2/4] thermal/drivers/mediatek/lvts_thermal: Add AP domain for mt8195
From: Balsam CHIHI <bchihi@...libre.com>
Add MT8195 AP Domain support to LVTS Driver.
Signed-off-by: Balsam CHIHI <bchihi@...libre.com>
---
drivers/thermal/mediatek/lvts_thermal.c | 94 +++++++++++++++++++------
1 file changed, 74 insertions(+), 20 deletions(-)
diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
index 5dbc80ba961b..7565def6b27c 100644
--- a/drivers/thermal/mediatek/lvts_thermal.c
+++ b/drivers/thermal/mediatek/lvts_thermal.c
@@ -528,29 +528,33 @@ static int lvts_sensor_init(struct device *dev, struct lvts_ctrl *lvts_ctrl,
* The efuse blob values follows the sensor enumeration per thermal
* controller. The decoding of the stream is as follow:
*
- * <--?-> <----big0 ???---> <-sensor0-> <-0->
- * ------------------------------------------
- * index in the stream: : | 0x0 | 0x1 | 0x2 | 0x3 | 0x4 | 0x5 | 0x6 |
- * ------------------------------------------
+ * stream index map for MCU Domain :
*
- * <--sensor1--><-0-> <----big1 ???---> <-sen
- * ------------------------------------------
- * | 0x7 | 0x8 | 0x9 | 0xA | 0xB | OxC | OxD |
- * ------------------------------------------
+ * <-----mcu-tc#0-----> <-----sensor#0-----> <-----sensor#1----->
+ * 0x01 | 0x02 | 0x03 | 0x04 | 0x05 | 0x06 | 0x07 | 0x08 | 0x09
*
- * sor0-> <-0-> <-sensor1-> <-0-> ..........
- * ------------------------------------------
- * | 0x7 | 0x8 | 0x9 | 0xA | 0xB | OxC | OxD |
- * ------------------------------------------
+ * <-----mcu-tc#1-----> <-----sensor#2-----> <-----sensor#3----->
+ * 0x0A | 0x0B | 0x0C | 0x0D | 0x0E | 0x0F | 0x10 | 0x11 | 0x12
*
- * And so on ...
+ * <-----mcu-tc#2-----> <-----sensor#4-----> <-----sensor#5-----> <-----sensor#6-----> <-----sensor#7----->
+ * 0x13 | 0x14 | 0x15 | 0x16 | 0x17 | 0x18 | 0x19 | 0x1A | 0x1B | 0x1C | 0x1D | 0x1E | 0x1F | 0x20 | 0x21
+ *
+ * stream index map for AP Domain :
+ *
+ * <-----ap--tc#0-----> <-----sensor#0-----> <-----sensor#1----->
+ * 0x22 | 0x23 | 0x24 | 0x25 | 0x26 | 0x27 | 0x28 | 0x29 | 0x2A
+ *
+ * <-----ap--tc#1-----> <-----sensor#2-----> <-----sensor#3----->
+ * 0x2B | 0x2C | 0x2D | 0x2E | 0x2F | 0x30 | 0x31 | 0x32 | 0x33
+ *
+ * <-----ap--tc#2-----> <-----sensor#4-----> <-----sensor#5-----> <-----sensor#6----->
+ * 0x34 | 0x35 | 0x36 | 0x37 | 0x38 | 0x39 | 0x3A | 0x3B | 0x3C | 0x3D | 0x3E | 0x3F
+ *
+ * <-----ap--tc#3-----> <-----sensor#7-----> <-----sensor#8----->
+ * 0x40 | 0x41 | 0x42 | 0x43 | 0x44 | 0x45 | 0x46 | 0x47 | 0x48
*
* The data description gives the offset of the calibration data in
* this bytes stream for each sensor.
- *
- * Each thermal controller can handle up to 4 sensors max, we don't
- * care if there are less as the array of calibration is sized to 4
- * anyway. The unused sensor slot will be zeroed.
*/
static int lvts_calibration_init(struct device *dev, struct lvts_ctrl *lvts_ctrl,
const struct lvts_ctrl_data *lvts_ctrl_data,
@@ -1163,7 +1167,7 @@ static int lvts_remove(struct platform_device *pdev)
return 0;
}
-static const struct lvts_ctrl_data mt8195_lvts_data_ctrl[] = {
+static const struct lvts_ctrl_data mt8195_lvts_mcu_data_ctrl[] = {
{
.cal_offset = { 0x04, 0x07 },
.lvts_sensor = {
@@ -1198,13 +1202,63 @@ static const struct lvts_ctrl_data mt8195_lvts_data_ctrl[] = {
}
};
+static const struct lvts_ctrl_data mt8195_lvts_ap_data_ctrl[] = {
+ {
+ .cal_offset = { 0x25, 0x28 },
+ .lvts_sensor = {
+ { .dt_id = MT8195_AP_VPU0 },
+ { .dt_id = MT8195_AP_VPU1 }
+ },
+ .num_lvts_sensor = 2,
+ .offset = 0x0,
+ .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT8195,
+ },
+ {
+ .cal_offset = { 0x2e, 0x31 },
+ .lvts_sensor = {
+ { .dt_id = MT8195_AP_GPU0 },
+ { .dt_id = MT8195_AP_GPU1 }
+ },
+ .num_lvts_sensor = 2,
+ .offset = 0x100,
+ .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT8195,
+ },
+ {
+ .cal_offset = { 0x37, 0x3a, 0x3d },
+ .lvts_sensor = {
+ { .dt_id = MT8195_AP_VDEC },
+ { .dt_id = MT8195_AP_IMG },
+ { .dt_id = MT8195_AP_INFRA },
+ },
+ .num_lvts_sensor = 3,
+ .offset = 0x200,
+ .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT8195,
+ },
+ {
+ .cal_offset = { 0x43, 0x46 },
+ .lvts_sensor = {
+ { .dt_id = MT8195_AP_CAM0 },
+ { .dt_id = MT8195_AP_CAM1 }
+ },
+ .num_lvts_sensor = 2,
+ .offset = 0x300,
+ .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT8195,
+ }
+};
+
static const struct lvts_data mt8195_lvts_mcu_data = {
- .lvts_ctrl = mt8195_lvts_data_ctrl,
- .num_lvts_ctrl = ARRAY_SIZE(mt8195_lvts_data_ctrl),
+ .lvts_ctrl = mt8195_lvts_mcu_data_ctrl,
+ .num_lvts_ctrl = ARRAY_SIZE(mt8195_lvts_mcu_data_ctrl),
+};
+
+static const struct lvts_data mt8195_lvts_ap_data = {
+ .lvts_ctrl = mt8195_lvts_ap_data_ctrl,
+ .num_lvts_ctrl = ARRAY_SIZE(mt8195_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 },
{},
};
MODULE_DEVICE_TABLE(of, lvts_of_match);
--
2.34.1
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