linux-kernel - [PATCH v1 5/5] thermal: rockchip: Support the RK3399 SoCs in thermal driver

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Message-Id: <1448592746-2129-6-git-send-email-wxt@rock-chips.com>
Date:	Fri, 27 Nov 2015 10:52:26 +0800
From:	Caesar Wang <wxt@...k-chips.com>
To:	Eduardo Valentin <edubezval@...il.com>
Cc:	linux-rockchip@...ts.infradead.org,
	Heiko Stuebner <heiko@...ech.de>,
	Dan Carpenter <dan.carpenter@...cle.com>,
	Caesar Wang <wxt@...k-chips.com>, linux-pm@...r.kernel.org,
	linux-kernel@...r.kernel.org, Zhang Rui <rui.zhang@...el.com>,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v1 5/5] 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: Caesar Wang <wxt@...k-chips.com>

---

Changes in v1:
- fix a irq ack is similar with RK3228 SoCs.

 drivers/thermal/rockchip_thermal.c | 66 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)

diff --git a/drivers/thermal/rockchip_thermal.c b/drivers/thermal/rockchip_thermal.c
index 37772dd..8e02b86 100644
--- a/drivers/thermal/rockchip_thermal.c
+++ b/drivers/thermal/rockchip_thermal.c
@@ -291,6 +291,44 @@ 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)
 {
@@ -554,6 +592,30 @@ 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",
@@ -567,6 +629,10 @@ 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);
-- 
1.9.1

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