linux-kernel - Re: [PATCH 2/5] thermal: rockchip: Support the RK3328 SOC in thermal driver

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Date:   Fri, 11 Aug 2017 11:02:53 +0800
From:   Zhang Rui <rui.zhang@...el.com>
To:     Rocky Hao <rocky.hao@...k-chips.com>, edubezval@...il.com,
        heiko@...ech.de, robh+dt@...nel.org, mark.rutland@....com,
        catalin.marinas@....com, will.deacon@....com, wxt@...k-chips.com
Cc:     shawn.lin@...k-chips.com, cl@...k-chips.com,
        william.wu@...k-chips.com, linux-pm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, xxx@...k-chips.com,
        jay.xu@...k-chips.com, wxt@...k-chips.com, huangtao@...k-chips.com
Subject: Re: [PATCH 2/5] thermal: rockchip: Support the RK3328 SOC in
 thermal driver

On Tue, 2017-07-25 at 17:09 +0800, Rocky Hao wrote:
> RK3328 SOC has one Temperature Sensor for CPU.
> 
> Change-Id: I176c76bae1801d815a513986cfefcb55272c69a8
> Signed-off-by: Rocky Hao <rocky.hao@...k-chips.com>

Caesar,

what do you think of this patch?

thanks,
rui

> ---
>  drivers/thermal/rockchip_thermal.c | 65
> ++++++++++++++++++++++++++++++++++++++
>  1 file changed, 65 insertions(+)
> 
> diff --git a/drivers/thermal/rockchip_thermal.c
> b/drivers/thermal/rockchip_thermal.c
> index 4c7796512453..206035139110 100644
> --- a/drivers/thermal/rockchip_thermal.c
> +++ b/drivers/thermal/rockchip_thermal.c
> @@ -320,6 +320,44 @@ struct tsadc_table {
>  	{0, 125000},
>  };
>  
> +static const struct tsadc_table rk3328_code_table[] = {
> +	{0, -40000},
> +	{296, -40000},
> +	{304, -35000},
> +	{313, -30000},
> +	{331, -20000},
> +	{340, -15000},
> +	{349, -10000},
> +	{359, -5000},
> +	{368, 0},
> +	{378, 5000},
> +	{388, 10000},
> +	{398, 15000},
> +	{408, 20000},
> +	{418, 25000},
> +	{429, 30000},
> +	{440, 35000},
> +	{451, 40000},
> +	{462, 45000},
> +	{473, 50000},
> +	{485, 55000},
> +	{496, 60000},
> +	{508, 65000},
> +	{521, 70000},
> +	{533, 75000},
> +	{546, 80000},
> +	{559, 85000},
> +	{572, 90000},
> +	{586, 95000},
> +	{600, 100000},
> +	{614, 105000},
> +	{629, 110000},
> +	{644, 115000},
> +	{659, 120000},
> +	{675, 125000},
> +	{TSADCV2_DATA_MASK, 125000},
> +};
> +
>  static const struct tsadc_table rk3368_code_table[] = {
>  	{0, -40000},
>  	{106, -40000},
> @@ -790,6 +828,29 @@ static void rk_tsadcv2_tshut_mode(int chn, void
> __iomem *regs,
>  	},
>  };
>  
> +static const struct rockchip_tsadc_chip rk3328_tsadc_data = {
> +	.chn_id[SENSOR_CPU] = 0, /* cpu sensor is channel 0 */
> +	.chn_num = 1, /* one channels for tsadc */
> +
> +	.tshut_mode = TSHUT_MODE_CRU, /* default TSHUT via CRU */
> +	.tshut_temp = 95000,
> +
> +	.initialize = rk_tsadcv2_initialize,
> +	.irq_ack = rk_tsadcv3_irq_ack,
> +	.control = rk_tsadcv3_control,
> +	.get_temp = rk_tsadcv2_get_temp,
> +	.set_alarm_temp = rk_tsadcv2_alarm_temp,
> +	.set_tshut_temp = rk_tsadcv2_tshut_temp,
> +	.set_tshut_mode = rk_tsadcv2_tshut_mode,
> +
> +	.table = {
> +		.id = rk3328_code_table,
> +		.length = ARRAY_SIZE(rk3328_code_table),
> +		.data_mask = TSADCV2_DATA_MASK,
> +		.mode = ADC_INCREMENT,
> +	},
> +};
> +
>  static const struct rockchip_tsadc_chip rk3366_tsadc_data = {
>  	.chn_id[SENSOR_CPU] = 0, /* cpu sensor is channel 0 */
>  	.chn_id[SENSOR_GPU] = 1, /* gpu sensor is channel 1 */
> @@ -875,6 +936,10 @@ static void rk_tsadcv2_tshut_mode(int chn, void
> __iomem *regs,
>  		.data = (void *)&rk3288_tsadc_data,
>  	},
>  	{
> +		.compatible = "rockchip,rk3328-tsadc",
> +		.data = (void *)&rk3328_tsadc_data,
> +	},
> +	{
>  		.compatible = "rockchip,rk3366-tsadc",
>  		.data = (void *)&rk3366_tsadc_data,
>  	},