| Message ID | 20230922055020.6436-5-linux@fw-web.de (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | add LVTS support for mt7988 | expand |
On Fri, Sep 22, 2023 at 07:50:20AM +0200, Frank Wunderlich wrote: > From: Frank Wunderlich <frank-w@public-files.de> > > Add Support for Mediatek Filogic 880/MT7988 LVTS. > > Signed-off-by: Frank Wunderlich <frank-w@public-files.de> Tested-by: Daniel Golle <daniel@makrotopia.org> > --- > v3: > - drop comments > > v2: > - use 105°C for hw shutdown > - move constants to binding file > - change coeff.a to temp_factor and coeff.b to temp_offset > - change to lvts to lvts-ap (Application Processor) > - drop comments about efuse offsets > - change comment of mt8195 to be similar to mt7988 > --- > drivers/thermal/mediatek/lvts_thermal.c | 38 +++++++++++++++++++++++++ > 1 file changed, 38 insertions(+) > > diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c > index c2669f405a94..23b4e0b3195c 100644 > --- a/drivers/thermal/mediatek/lvts_thermal.c > +++ b/drivers/thermal/mediatek/lvts_thermal.c > @@ -82,6 +82,8 @@ > #define LVTS_GOLDEN_TEMP_DEFAULT 50 > #define LVTS_COEFF_A_MT8195 -250460 > #define LVTS_COEFF_B_MT8195 250460 > +#define LVTS_COEFF_A_MT7988 -204650 > +#define LVTS_COEFF_B_MT7988 204650 > > #define LVTS_MSR_IMMEDIATE_MODE 0 > #define LVTS_MSR_FILTERED_MODE 1 > @@ -89,6 +91,7 @@ > #define LVTS_MSR_READ_TIMEOUT_US 400 > #define LVTS_MSR_READ_WAIT_US (LVTS_MSR_READ_TIMEOUT_US / 2) > > +#define LVTS_HW_SHUTDOWN_MT7988 105000 > #define LVTS_HW_SHUTDOWN_MT8195 105000 > > #define LVTS_MINIMUM_THRESHOLD 20000 > @@ -1269,6 +1272,33 @@ static int lvts_remove(struct platform_device *pdev) > return 0; > } > > +static const struct lvts_ctrl_data mt7988_lvts_ap_data_ctrl[] = { > + { > + .cal_offset = { 0x00, 0x04, 0x08, 0x0c }, > + .lvts_sensor = { > + { .dt_id = MT7988_CPU_0 }, > + { .dt_id = MT7988_CPU_1 }, > + { .dt_id = MT7988_ETH2P5G_0 }, > + { .dt_id = MT7988_ETH2P5G_1 } > + }, > + .num_lvts_sensor = 4, > + .offset = 0x0, > + .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT7988, > + }, > + { > + .cal_offset = { 0x14, 0x18, 0x1c, 0x20 }, > + .lvts_sensor = { > + { .dt_id = MT7988_TOPS_0}, > + { .dt_id = MT7988_TOPS_1}, > + { .dt_id = MT7988_ETHWARP_0}, > + { .dt_id = MT7988_ETHWARP_1} > + }, > + .num_lvts_sensor = 4, > + .offset = 0x100, > + .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT7988, > + } > +}; > + > static const struct lvts_ctrl_data mt8195_lvts_mcu_data_ctrl[] = { > { > .cal_offset = { 0x04, 0x07 }, > @@ -1348,6 +1378,13 @@ static const struct lvts_ctrl_data mt8195_lvts_ap_data_ctrl[] = { > } > }; > > +static const struct lvts_data mt7988_lvts_ap_data = { > + .lvts_ctrl = mt7988_lvts_ap_data_ctrl, > + .num_lvts_ctrl = ARRAY_SIZE(mt7988_lvts_ap_data_ctrl), > + .temp_factor = LVTS_COEFF_A_MT7988, > + .temp_offset = LVTS_COEFF_B_MT7988, > +}; > + > 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), > @@ -1363,6 +1400,7 @@ 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,mt8195-lvts-mcu", .data = &mt8195_lvts_mcu_data }, > { .compatible = "mediatek,mt8195-lvts-ap", .data = &mt8195_lvts_ap_data }, > {}, > -- > 2.34.1 >
On 28/09/2023 01:56, Daniel Golle wrote: > On Fri, Sep 22, 2023 at 07:50:20AM +0200, Frank Wunderlich wrote: >> From: Frank Wunderlich <frank-w@public-files.de> >> >> Add Support for Mediatek Filogic 880/MT7988 LVTS. >> >> Signed-off-by: Frank Wunderlich <frank-w@public-files.de> > > Tested-by: Daniel Golle <daniel@makrotopia.org> > Thanks for the testing tag
diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c index c2669f405a94..23b4e0b3195c 100644 --- a/drivers/thermal/mediatek/lvts_thermal.c +++ b/drivers/thermal/mediatek/lvts_thermal.c @@ -82,6 +82,8 @@ #define LVTS_GOLDEN_TEMP_DEFAULT 50 #define LVTS_COEFF_A_MT8195 -250460 #define LVTS_COEFF_B_MT8195 250460 +#define LVTS_COEFF_A_MT7988 -204650 +#define LVTS_COEFF_B_MT7988 204650 #define LVTS_MSR_IMMEDIATE_MODE 0 #define LVTS_MSR_FILTERED_MODE 1 @@ -89,6 +91,7 @@ #define LVTS_MSR_READ_TIMEOUT_US 400 #define LVTS_MSR_READ_WAIT_US (LVTS_MSR_READ_TIMEOUT_US / 2) +#define LVTS_HW_SHUTDOWN_MT7988 105000 #define LVTS_HW_SHUTDOWN_MT8195 105000 #define LVTS_MINIMUM_THRESHOLD 20000 @@ -1269,6 +1272,33 @@ static int lvts_remove(struct platform_device *pdev) return 0; } +static const struct lvts_ctrl_data mt7988_lvts_ap_data_ctrl[] = { + { + .cal_offset = { 0x00, 0x04, 0x08, 0x0c }, + .lvts_sensor = { + { .dt_id = MT7988_CPU_0 }, + { .dt_id = MT7988_CPU_1 }, + { .dt_id = MT7988_ETH2P5G_0 }, + { .dt_id = MT7988_ETH2P5G_1 } + }, + .num_lvts_sensor = 4, + .offset = 0x0, + .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT7988, + }, + { + .cal_offset = { 0x14, 0x18, 0x1c, 0x20 }, + .lvts_sensor = { + { .dt_id = MT7988_TOPS_0}, + { .dt_id = MT7988_TOPS_1}, + { .dt_id = MT7988_ETHWARP_0}, + { .dt_id = MT7988_ETHWARP_1} + }, + .num_lvts_sensor = 4, + .offset = 0x100, + .hw_tshut_temp = LVTS_HW_SHUTDOWN_MT7988, + } +}; + static const struct lvts_ctrl_data mt8195_lvts_mcu_data_ctrl[] = { { .cal_offset = { 0x04, 0x07 }, @@ -1348,6 +1378,13 @@ static const struct lvts_ctrl_data mt8195_lvts_ap_data_ctrl[] = { } }; +static const struct lvts_data mt7988_lvts_ap_data = { + .lvts_ctrl = mt7988_lvts_ap_data_ctrl, + .num_lvts_ctrl = ARRAY_SIZE(mt7988_lvts_ap_data_ctrl), + .temp_factor = LVTS_COEFF_A_MT7988, + .temp_offset = LVTS_COEFF_B_MT7988, +}; + 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), @@ -1363,6 +1400,7 @@ 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,mt8195-lvts-mcu", .data = &mt8195_lvts_mcu_data }, { .compatible = "mediatek,mt8195-lvts-ap", .data = &mt8195_lvts_ap_data }, {},