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Commit b0d70338 authored by Caesar Wang's avatar Caesar Wang Committed by Eduardo Valentin
Browse files

thermal: rockchip: Support the RK3399 SoCs in thermal driver 



The RK3399 SoCs have two Temperature Sensors, channel 0 is for CPU.
channel 1 is for GPU.

Signed-off-by: default avatarCaesar Wang <wxt@rock-chips.com>
Signed-off-by: default avatarEduardo Valentin <edubezval@gmail.com>
parent 7b02a5e7

drivers/thermal/rockchip_thermal.c

+66 −0
Original line number Diff line number Diff line
@@ -292,6 +292,44 @@ static const struct tsadc_table v3_code_table[] = { 
	{TSADCV3_DATA_MASK, 125000},

};



static const struct tsadc_table v4_code_table[] = {

	{TSADCV3_DATA_MASK, -40000},

	{431, -40000},

	{426, -35000},

	{421, -30000},

	{415, -25000},

	{410, -20000},

	{405, -15000},

	{399, -10000},

	{394, -5000},

	{389, 0},

	{383, 5000},

	{378, 10000},

	{373, 15000},

	{367, 20000},

	{362, 25000},

	{357, 30000},

	{351, 35000},

	{346, 40000},

	{340, 45000},

	{335, 50000},

	{330, 55000},

	{324, 60000},

	{319, 65000},

	{313, 70000},

	{308, 75000},

	{302, 80000},

	{297, 85000},

	{291, 90000},

	{286, 95000},

	{281, 100000},

	{275, 105000},

	{270, 110000},

	{264, 115000},

	{259, 120000},

	{253, 125000},

};



static u32 rk_tsadcv2_temp_to_code(struct chip_tsadc_table table,

				   int temp)

{
@@ -555,6 +593,30 @@ static const struct rockchip_tsadc_chip rk3368_tsadc_data = { 
	},

};



static const struct rockchip_tsadc_chip rk3399_tsadc_data = {

	.chn_id[SENSOR_CPU] = 0, /* cpu sensor is channel 0 */

	.chn_id[SENSOR_GPU] = 1, /* gpu sensor is channel 1 */

	.chn_num = 2, /* two channels for tsadc */



	.tshut_mode = TSHUT_MODE_GPIO, /* default TSHUT via GPIO give PMIC */

	.tshut_polarity = TSHUT_LOW_ACTIVE, /* default TSHUT LOW ACTIVE */

	.tshut_temp = 95000,



	.initialize = rk_tsadcv2_initialize,

	.irq_ack = rk_tsadcv1_irq_ack,

	.control = rk_tsadcv2_control,

	.get_temp = rk_tsadcv2_get_temp,

	.set_tshut_temp = rk_tsadcv2_tshut_temp,

	.set_tshut_mode = rk_tsadcv2_tshut_mode,



	.table = {

		.id = v4_code_table,

		.length = ARRAY_SIZE(v4_code_table),

		.data_mask = TSADCV3_DATA_MASK,

		.mode = ADC_DECREMENT,

	},

};



static const struct of_device_id of_rockchip_thermal_match[] = {

	{

		.compatible = "rockchip,rk3228-tsadc",
@@ -568,6 +630,10 @@ static const struct of_device_id of_rockchip_thermal_match[] = { 
		.compatible = "rockchip,rk3368-tsadc",

		.data = (void *)&rk3368_tsadc_data,

	},

	{

		.compatible = "rockchip,rk3399-tsadc",

		.data = (void *)&rk3399_tsadc_data,

	},

	{ /* end */ },

};

MODULE_DEVICE_TABLE(of, of_rockchip_thermal_match);