diff options
Diffstat (limited to 'target/linux/mediatek/patches-4.14/0200-thermal-mediatek-add-support-for-MT7622-SoC.patch')
| -rw-r--r-- | target/linux/mediatek/patches-4.14/0200-thermal-mediatek-add-support-for-MT7622-SoC.patch | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-4.14/0200-thermal-mediatek-add-support-for-MT7622-SoC.patch b/target/linux/mediatek/patches-4.14/0200-thermal-mediatek-add-support-for-MT7622-SoC.patch new file mode 100644 index 0000000..4f31eb8 --- /dev/null +++ b/target/linux/mediatek/patches-4.14/0200-thermal-mediatek-add-support-for-MT7622-SoC.patch @@ -0,0 +1,86 @@ +From b93889b200a963acde20e559dbf51886ad6b6229 Mon Sep 17 00:00:00 2001 +From: Sean Wang <sean.wang@mediatek.com> +Date: Tue, 16 Jan 2018 23:50:48 +0800 +Subject: [PATCH 200/224] thermal: mediatek: add support for MT7622 SoC + +MT7622 SoC has built-in thermal controller with one sensing point, the +patch just is to extend the functionality of the existing logic. + +Changes v1 -> v2: rebase to 4.16-rc1 + +Signed-off-by: Sean Wang <sean.wang@mediatek.com> +Signed-off-by: Shunli Wang <shunli.wang@mediatek.com> +--- + drivers/thermal/mtk_thermal.c | 35 +++++++++++++++++++++++++++++++++++ + 1 file changed, 35 insertions(+) + +diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c +index c75661a3801a..e709acb2235e 100644 +--- a/drivers/thermal/mtk_thermal.c ++++ b/drivers/thermal/mtk_thermal.c +@@ -153,6 +153,12 @@ + /* The number of sensing points per bank */ + #define MT2712_NUM_SENSORS_PER_ZONE 4 + ++#define MT7622_TEMP_AUXADC_CHANNEL 11 ++#define MT7622_NUM_SENSORS 1 ++#define MT7622_NUM_ZONES 1 ++#define MT7622_NUM_SENSORS_PER_ZONE 1 ++#define MT7622_TS1 0 ++ + struct mtk_thermal; + + struct thermal_bank_cfg { +@@ -242,6 +248,12 @@ static const int mt2712_adcpnp[MT2712_NUM_SENSORS_PER_ZONE] = { + + static const int mt2712_mux_values[MT2712_NUM_SENSORS] = { 0, 1, 2, 3 }; + ++/* MT7622 thermal sensor data */ ++static const int mt7622_bank_data[MT7622_NUM_SENSORS] = { MT7622_TS1, }; ++static const int mt7622_msr[MT7622_NUM_SENSORS_PER_ZONE] = { TEMP_MSR0, }; ++static const int mt7622_adcpnp[MT7622_NUM_SENSORS_PER_ZONE] = { TEMP_ADCPNP0, }; ++static const int mt7622_mux_values[MT7622_NUM_SENSORS] = { 0, }; ++ + /** + * The MT8173 thermal controller has four banks. Each bank can read up to + * four temperature sensors simultaneously. The MT8173 has a total of 5 +@@ -329,6 +341,25 @@ static const struct mtk_thermal_data mt2712_thermal_data = { + .sensor_mux_values = mt2712_mux_values, + }; + ++/* ++ * MT7622 have only one sensing point which uses AUXADC Channel 11 for raw data ++ * access. ++ */ ++static const struct mtk_thermal_data mt7622_thermal_data = { ++ .auxadc_channel = MT7622_TEMP_AUXADC_CHANNEL, ++ .num_banks = MT7622_NUM_ZONES, ++ .num_sensors = MT7622_NUM_SENSORS, ++ .bank_data = { ++ { ++ .num_sensors = 1, ++ .sensors = mt7622_bank_data, ++ }, ++ }, ++ .msr = mt7622_msr, ++ .adcpnp = mt7622_adcpnp, ++ .sensor_mux_values = mt7622_mux_values, ++}; ++ + /** + * raw_to_mcelsius - convert a raw ADC value to mcelsius + * @mt: The thermal controller +@@ -631,6 +662,10 @@ static const struct of_device_id mtk_thermal_of_match[] = { + { + .compatible = "mediatek,mt2712-thermal", + .data = (void *)&mt2712_thermal_data, ++ }, ++ { ++ .compatible = "mediatek,mt7622-thermal", ++ .data = (void *)&mt7622_thermal_data, + }, { + }, + }; +-- +2.11.0 + |