diff mbox series

[4/7] thermal: mediatek: add thermal controller offset

Message ID 1549006693-11659-5-git-send-email-michael.kao@mediatek.com (mailing list archive)
State New, archived
Headers show
Series Add Mediatek thermal dirver for mt8183 | expand

Commit Message

Michael Kao Feb. 1, 2019, 7:38 a.m. UTC
From: Michael Kao <michael.kao@mediatek.com>

One thermal controller can read four sensors at most,
so we need to add controller_offset for the project with
more than four sensors to reuse the same register settings.

Signed-off-by: Michael Kao <michael.kao@mediatek.com>
---
 drivers/thermal/mtk_thermal.c | 79 +++++++++++++++++++++++++++++--------------
 1 file changed, 54 insertions(+), 25 deletions(-)

Comments

kernel test robot Feb. 4, 2019, 1:16 p.m. UTC | #1
Hi Michael,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on soc-thermal/next]
[also build test WARNING on v5.0-rc4]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/michael-kao-mediatek-com/Add-Mediatek-thermal-dirver-for-mt8183/20190204-131145
base:   https://git.kernel.org/pub/scm/linux/kernel/git/evalenti/linux-soc-thermal.git next
reproduce:
        # apt-get install sparse
        make ARCH=x86_64 allmodconfig
        make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

All warnings (new ones prefixed by >>):

>> drivers/thermal/mtk_thermal.c:558:50: sparse: warning: incorrect type in initializer (different address spaces)
   drivers/thermal/mtk_thermal.c:558:50: sparse:    expected void *controller_base
   drivers/thermal/mtk_thermal.c:558:50: sparse:    got void [noderef] <asn:2> *
>> drivers/thermal/mtk_thermal.c:566:62: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:566:62: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:566:62: sparse:    got void *
   drivers/thermal/mtk_thermal.c:574:41: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:574:41: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:574:41: sparse:    got void *
   drivers/thermal/mtk_thermal.c:578:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:578:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:578:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:581:37: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:581:37: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:581:37: sparse:    got void *
   drivers/thermal/mtk_thermal.c:584:44: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:584:44: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:584:44: sparse:    got void *
   drivers/thermal/mtk_thermal.c:587:37: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:587:37: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:587:37: sparse:    got void *
   drivers/thermal/mtk_thermal.c:588:37: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:588:37: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:588:37: sparse:    got void *
   drivers/thermal/mtk_thermal.c:603:59: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:603:59: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:603:59: sparse:    got void *
   drivers/thermal/mtk_thermal.c:607:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:607:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:607:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:611:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:611:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:611:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:614:59: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:614:59: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:614:59: sparse:    got void *
   drivers/thermal/mtk_thermal.c:618:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:618:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:618:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:622:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:622:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:622:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:626:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:626:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:626:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:629:37: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:629:37: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:629:37: sparse:    got void *
   drivers/thermal/mtk_thermal.c:633:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:633:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:633:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:636:37: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:636:37: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:636:37: sparse:    got void *
   drivers/thermal/mtk_thermal.c:640:33: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:640:33: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:640:33: sparse:    got void *
   drivers/thermal/mtk_thermal.c:648:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:648:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:648:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:652:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:652:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:652:32: sparse:    got void *

sparse warnings: (new ones prefixed by >>)

   drivers/thermal/mtk_thermal.c:558:50: sparse: warning: incorrect type in initializer (different address spaces)
>> drivers/thermal/mtk_thermal.c:558:50: sparse:    expected void *controller_base
>> drivers/thermal/mtk_thermal.c:558:50: sparse:    got void [noderef] <asn:2> *
   drivers/thermal/mtk_thermal.c:566:62: sparse: warning: incorrect type in argument 2 (different address spaces)
>> drivers/thermal/mtk_thermal.c:566:62: sparse:    expected void volatile [noderef] <asn:2> *addr
>> drivers/thermal/mtk_thermal.c:566:62: sparse:    got void *
   drivers/thermal/mtk_thermal.c:574:41: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:574:41: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:574:41: sparse:    got void *
   drivers/thermal/mtk_thermal.c:578:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:578:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:578:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:581:37: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:581:37: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:581:37: sparse:    got void *
   drivers/thermal/mtk_thermal.c:584:44: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:584:44: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:584:44: sparse:    got void *
   drivers/thermal/mtk_thermal.c:587:37: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:587:37: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:587:37: sparse:    got void *
   drivers/thermal/mtk_thermal.c:588:37: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:588:37: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:588:37: sparse:    got void *
   drivers/thermal/mtk_thermal.c:603:59: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:603:59: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:603:59: sparse:    got void *
   drivers/thermal/mtk_thermal.c:607:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:607:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:607:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:611:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:611:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:611:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:614:59: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:614:59: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:614:59: sparse:    got void *
   drivers/thermal/mtk_thermal.c:618:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:618:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:618:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:622:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:622:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:622:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:626:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:626:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:626:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:629:37: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:629:37: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:629:37: sparse:    got void *
   drivers/thermal/mtk_thermal.c:633:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:633:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:633:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:636:37: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:636:37: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:636:37: sparse:    got void *
   drivers/thermal/mtk_thermal.c:640:33: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:640:33: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:640:33: sparse:    got void *
   drivers/thermal/mtk_thermal.c:648:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:648:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:648:32: sparse:    got void *
   drivers/thermal/mtk_thermal.c:652:32: sparse: warning: incorrect type in argument 2 (different address spaces)
   drivers/thermal/mtk_thermal.c:652:32: sparse:    expected void volatile [noderef] <asn:2> *addr
   drivers/thermal/mtk_thermal.c:652:32: sparse:    got void *

vim +558 drivers/thermal/mtk_thermal.c

   548	
   549	static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
   550					  u32 apmixed_phys_base, u32 auxadc_phys_base,
   551					  int ctrl_id)
   552	{
   553		struct mtk_thermal_bank *bank = &mt->banks[num];
   554		const struct mtk_thermal_data *conf = mt->conf;
   555		int i;
   556	
   557		int offset = mt->conf->controller_offset[ctrl_id];
 > 558		void *controller_base = mt->thermal_base + offset;
   559	
   560		bank->id = num;
   561		bank->mt = mt;
   562	
   563		mtk_thermal_get_bank(bank);
   564	
   565		/* bus clock 66M counting unit is 12 * 15.15ns * 256 = 46.540us */
 > 566		writel(TEMP_MONCTL1_PERIOD_UNIT(12), controller_base + TEMP_MONCTL1);
   567	
   568		/*
   569		 * filt interval is 1 * 46.540us = 46.54us,
   570		 * sen interval is 429 * 46.540us = 19.96ms
   571		 */
   572		writel(TEMP_MONCTL2_FILTER_INTERVAL(1) |
   573				TEMP_MONCTL2_SENSOR_INTERVAL(429),
   574				controller_base + TEMP_MONCTL2);
   575	
   576		/* poll is set to 10u */
   577		writel(TEMP_AHBPOLL_ADC_POLL_INTERVAL(768),
   578		       controller_base + TEMP_AHBPOLL);
   579	
   580		/* temperature sampling control, 1 sample */
   581		writel(0x0, controller_base + TEMP_MSRCTL0);
   582	
   583		/* exceed this polling time, IRQ would be inserted */
   584		writel(0xffffffff, controller_base + TEMP_AHBTO);
   585	
   586		/* number of interrupts per event, 1 is enough */
   587		writel(0x0, controller_base + TEMP_MONIDET0);
   588		writel(0x0, controller_base + TEMP_MONIDET1);
   589	
   590		/*
   591		 * The MT8173 thermal controller does not have its own ADC. Instead it
   592		 * uses AHB bus accesses to control the AUXADC. To do this the thermal
   593		 * controller has to be programmed with the physical addresses of the
   594		 * AUXADC registers and with the various bit positions in the AUXADC.
   595		 * Also the thermal controller controls a mux in the APMIXEDSYS register
   596		 * space.
   597		 */
   598	
   599		/*
   600		 * this value will be stored to TEMP_PNPMUXADDR (TEMP_SPARE0)
   601		 * automatically by hw
   602		 */
   603		writel(BIT(conf->auxadc_channel), controller_base + TEMP_ADCMUX);
   604	
   605		/* AHB address for auxadc mux selection */
   606		writel(auxadc_phys_base + AUXADC_CON1_CLR_V,
   607		       controller_base + TEMP_ADCMUXADDR);
   608	
   609		/* AHB address for pnp sensor mux selection */
   610		writel(apmixed_phys_base + APMIXED_SYS_TS_CON1,
   611		       controller_base + TEMP_PNPMUXADDR);
   612	
   613		/* AHB value for auxadc enable */
   614		writel(BIT(conf->auxadc_channel), controller_base + TEMP_ADCEN);
   615	
   616		/* AHB address for auxadc enable (channel 0 immediate mode selected) */
   617		writel(auxadc_phys_base + AUXADC_CON1_SET_V,
   618		       controller_base + TEMP_ADCENADDR);
   619	
   620		/* AHB address for auxadc valid bit */
   621		writel(auxadc_phys_base + AUXADC_DATA(conf->auxadc_channel),
   622		       controller_base + TEMP_ADCVALIDADDR);
   623	
   624		/* AHB address for auxadc voltage output */
   625		writel(auxadc_phys_base + AUXADC_DATA(conf->auxadc_channel),
   626		       controller_base + TEMP_ADCVOLTADDR);
   627	
   628		/* read valid & voltage are at the same register */
   629		writel(0x0, controller_base + TEMP_RDCTRL);
   630	
   631		/* indicate where the valid bit is */
   632		writel(TEMP_ADCVALIDMASK_VALID_HIGH | TEMP_ADCVALIDMASK_VALID_POS(12),
   633		       controller_base + TEMP_ADCVALIDMASK);
   634	
   635		/* no shift */
   636		writel(0x0, controller_base + TEMP_ADCVOLTAGESHIFT);
   637	
   638		/* enable auxadc mux write transaction */
   639		writel(TEMP_ADCWRITECTRL_ADC_MUX_WRITE,
   640			controller_base + TEMP_ADCWRITECTRL);
   641	
   642		for (i = 0; i < conf->bank_data[num].num_sensors; i++)
   643			writel(conf->sensor_mux_values[conf->bank_data[num].sensors[i]],
   644			       mt->thermal_base +
   645			       conf->adcpnp[conf->bank_data[num].sensors[i]]);
   646	
   647		writel((1 << conf->bank_data[num].num_sensors) - 1,
   648		       controller_base + TEMP_MONCTL0);
   649	
   650		writel(TEMP_ADCWRITECTRL_ADC_PNP_WRITE |
   651		       TEMP_ADCWRITECTRL_ADC_MUX_WRITE,
   652		       controller_base + TEMP_ADCWRITECTRL);
   653	
   654		mtk_thermal_put_bank(bank);
   655	}
   656	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
Eduardo Valentin Feb. 6, 2019, 12:53 a.m. UTC | #2
On Fri, Feb 01, 2019 at 03:38:10PM +0800, michael.kao@mediatek.com wrote:
> From: Michael Kao <michael.kao@mediatek.com>
> 
> One thermal controller can read four sensors at most,
> so we need to add controller_offset for the project with
> more than four sensors to reuse the same register settings.
> 
> Signed-off-by: Michael Kao <michael.kao@mediatek.com>
> ---
>  drivers/thermal/mtk_thermal.c | 79 +++++++++++++++++++++++++++++--------------
>  1 file changed, 54 insertions(+), 25 deletions(-)
> 
> diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c
> index 45c6587..e5cf3f4 100644
> --- a/drivers/thermal/mtk_thermal.c
> +++ b/drivers/thermal/mtk_thermal.c
> @@ -105,6 +105,9 @@
>  /* The number of sensing points per bank */
>  #define MT8173_NUM_SENSORS_PER_ZONE	4
>  
> +/* The number of controller in the MT8173 */
> +#define MT8173_NUM_CONTROLLER		1
> +
>  /* The calibration coefficient of sensor  */
>  #define MT8173_CALIBRATION	165
>  
> @@ -150,6 +153,9 @@ enum {
>  /* The number of sensing points per bank */
>  #define MT2701_NUM_SENSORS_PER_ZONE	3
>  
> +/* The number of controller in the MT2701 */
> +#define MT2701_NUM_CONTROLLER		1
> +
>  /* The calibration coefficient of sensor  */
>  #define MT2701_CALIBRATION	165
>  
> @@ -168,6 +174,9 @@ enum {
>  /* The number of sensing points per bank */
>  #define MT2712_NUM_SENSORS_PER_ZONE	4
>  
> +/* The number of controller in the MT2712 */
> +#define MT2712_NUM_CONTROLLER		1
> +
>  /* The calibration coefficient of sensor  */
>  #define MT2712_CALIBRATION	165
>  
> @@ -176,6 +185,7 @@ enum {
>  #define MT7622_NUM_ZONES		1
>  #define MT7622_NUM_SENSORS_PER_ZONE	1
>  #define MT7622_TS1	0
> +#define MT7622_NUM_CONTROLLER		1
>  
>  /* The calibration coefficient of sensor  */
>  #define MT7622_CALIBRATION	165
> @@ -201,6 +211,8 @@ struct mtk_thermal_data {
>  	const int *msr;
>  	const int *adcpnp;
>  	const int cali_val;
> +	const int num_controller;
> +	const int *controller_offset;
>  	struct thermal_bank_cfg bank_data[];
>  };
>  
> @@ -240,6 +252,7 @@ struct mtk_thermal {
>  };
>  
>  static const int mt8173_mux_values[MT8173_NUM_SENSORS] = { 0, 1, 2, 3, 16 };
> +static const int mt8173_tc_offset[MT8173_NUM_CONTROLLER] = { 0x0, };
>  
>  static const int mt8173_vts_index[MT8173_NUM_SENSORS] = {
>  	VTS1, VTS2, VTS3, VTS4, VTSABB
> @@ -259,6 +272,7 @@ struct mtk_thermal {
>  };
>  
>  static const int mt2701_mux_values[MT2701_NUM_SENSORS] = { 0, 1, 16 };
> +static const int mt2701_tc_offset[MT2701_NUM_CONTROLLER] = { 0x0, };
>  
>  static const int mt2701_vts_index[MT2701_NUM_SENSORS] = {
>  	VTS1, VTS2, VTS3
> @@ -278,6 +292,7 @@ struct mtk_thermal {
>  };
>  
>  static const int mt2712_mux_values[MT2712_NUM_SENSORS] = { 0, 1, 2, 3 };
> +static const int mt2712_tc_offset[MT2712_NUM_CONTROLLER] = { 0x0, };
>  
>  static const int mt2712_vts_index[MT2712_NUM_SENSORS] = {
>  	VTS1, VTS2, VTS3, VTS4
> @@ -289,6 +304,7 @@ struct mtk_thermal {
>  static const int mt7622_adcpnp[MT7622_NUM_SENSORS_PER_ZONE] = { TEMP_ADCPNP0, };
>  static const int mt7622_mux_values[MT7622_NUM_SENSORS] = { 0, };
>  static const int mt7622_vts_index[MT7622_NUM_SENSORS] = { VTS1 };
> +static const int mt7622_tc_offset[MT7622_NUM_CONTROLLER] = { 0x0, };
>  
>  /**
>   * The MT8173 thermal controller has four banks. Each bank can read up to
> @@ -309,6 +325,8 @@ struct mtk_thermal {
>  	.num_sensors = MT8173_NUM_SENSORS,
>  	.vts_index = mt8173_vts_index,
>  	.cali_val = MT8173_CALIBRATION,
> +	.num_controller = MT8173_NUM_CONTROLLER,
> +	.controller_offset = mt8173_tc_offset,
>  	.bank_data = {
>  		{
>  			.num_sensors = 2,
> @@ -345,6 +363,8 @@ struct mtk_thermal {
>  	.num_sensors = MT2701_NUM_SENSORS,
>  	.vts_index = mt2701_vts_index,
>  	.cali_val = MT2701_CALIBRATION,
> +	.num_controller = MT2701_NUM_CONTROLLER,
> +	.controller_offset = mt2701_tc_offset,
>  	.bank_data = {
>  		{
>  			.num_sensors = 3,
> @@ -372,6 +392,8 @@ struct mtk_thermal {
>  	.num_sensors = MT2712_NUM_SENSORS,
>  	.vts_index = mt2712_vts_index,
>  	.cali_val = MT2712_CALIBRATION,
> +	.num_controller = MT2712_NUM_CONTROLLER,
> +	.controller_offset = mt2712_tc_offset,
>  	.bank_data = {
>  		{
>  			.num_sensors = 4,
> @@ -393,6 +415,8 @@ struct mtk_thermal {
>  	.num_sensors = MT7622_NUM_SENSORS,
>  	.vts_index = mt7622_vts_index,
>  	.cali_val = MT7622_CALIBRATION,
> +	.num_controller = MT7622_NUM_CONTROLLER,
> +	.controller_offset = mt7622_tc_offset,
>  	.bank_data = {
>  		{
>  			.num_sensors = 1,
> @@ -523,19 +547,23 @@ static int mtk_read_temp(void *data, int *temperature)
>  };
>  
>  static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
> -				  u32 apmixed_phys_base, u32 auxadc_phys_base)
> +				  u32 apmixed_phys_base, u32 auxadc_phys_base,
> +				  int ctrl_id)
>  {
>  	struct mtk_thermal_bank *bank = &mt->banks[num];
>  	const struct mtk_thermal_data *conf = mt->conf;
>  	int i;
>  
> +	int offset = mt->conf->controller_offset[ctrl_id];
> +	void *controller_base = mt->thermal_base + offset;

This void * has to be at least __iomem, right?

See the report of kbuild bot, fix it and send it back.

> +
>  	bank->id = num;
>  	bank->mt = mt;
>  
>  	mtk_thermal_get_bank(bank);
>  
>  	/* bus clock 66M counting unit is 12 * 15.15ns * 256 = 46.540us */
> -	writel(TEMP_MONCTL1_PERIOD_UNIT(12), mt->thermal_base + TEMP_MONCTL1);
> +	writel(TEMP_MONCTL1_PERIOD_UNIT(12), controller_base + TEMP_MONCTL1);
>  
>  	/*
>  	 * filt interval is 1 * 46.540us = 46.54us,
> @@ -543,21 +571,21 @@ static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
>  	 */
>  	writel(TEMP_MONCTL2_FILTER_INTERVAL(1) |
>  			TEMP_MONCTL2_SENSOR_INTERVAL(429),
> -			mt->thermal_base + TEMP_MONCTL2);
> +			controller_base + TEMP_MONCTL2);
>  
>  	/* poll is set to 10u */
>  	writel(TEMP_AHBPOLL_ADC_POLL_INTERVAL(768),
> -	       mt->thermal_base + TEMP_AHBPOLL);
> +	       controller_base + TEMP_AHBPOLL);
>  
>  	/* temperature sampling control, 1 sample */
> -	writel(0x0, mt->thermal_base + TEMP_MSRCTL0);
> +	writel(0x0, controller_base + TEMP_MSRCTL0);
>  
>  	/* exceed this polling time, IRQ would be inserted */
> -	writel(0xffffffff, mt->thermal_base + TEMP_AHBTO);
> +	writel(0xffffffff, controller_base + TEMP_AHBTO);
>  
>  	/* number of interrupts per event, 1 is enough */
> -	writel(0x0, mt->thermal_base + TEMP_MONIDET0);
> -	writel(0x0, mt->thermal_base + TEMP_MONIDET1);
> +	writel(0x0, controller_base + TEMP_MONIDET0);
> +	writel(0x0, controller_base + TEMP_MONIDET1);
>  
>  	/*
>  	 * The MT8173 thermal controller does not have its own ADC. Instead it
> @@ -572,44 +600,44 @@ static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
>  	 * this value will be stored to TEMP_PNPMUXADDR (TEMP_SPARE0)
>  	 * automatically by hw
>  	 */
> -	writel(BIT(conf->auxadc_channel), mt->thermal_base + TEMP_ADCMUX);
> +	writel(BIT(conf->auxadc_channel), controller_base + TEMP_ADCMUX);
>  
>  	/* AHB address for auxadc mux selection */
>  	writel(auxadc_phys_base + AUXADC_CON1_CLR_V,
> -	       mt->thermal_base + TEMP_ADCMUXADDR);
> +	       controller_base + TEMP_ADCMUXADDR);
>  
>  	/* AHB address for pnp sensor mux selection */
>  	writel(apmixed_phys_base + APMIXED_SYS_TS_CON1,
> -	       mt->thermal_base + TEMP_PNPMUXADDR);
> +	       controller_base + TEMP_PNPMUXADDR);
>  
>  	/* AHB value for auxadc enable */
> -	writel(BIT(conf->auxadc_channel), mt->thermal_base + TEMP_ADCEN);
> +	writel(BIT(conf->auxadc_channel), controller_base + TEMP_ADCEN);
>  
>  	/* AHB address for auxadc enable (channel 0 immediate mode selected) */
>  	writel(auxadc_phys_base + AUXADC_CON1_SET_V,
> -	       mt->thermal_base + TEMP_ADCENADDR);
> +	       controller_base + TEMP_ADCENADDR);
>  
>  	/* AHB address for auxadc valid bit */
>  	writel(auxadc_phys_base + AUXADC_DATA(conf->auxadc_channel),
> -	       mt->thermal_base + TEMP_ADCVALIDADDR);
> +	       controller_base + TEMP_ADCVALIDADDR);
>  
>  	/* AHB address for auxadc voltage output */
>  	writel(auxadc_phys_base + AUXADC_DATA(conf->auxadc_channel),
> -	       mt->thermal_base + TEMP_ADCVOLTADDR);
> +	       controller_base + TEMP_ADCVOLTADDR);
>  
>  	/* read valid & voltage are at the same register */
> -	writel(0x0, mt->thermal_base + TEMP_RDCTRL);
> +	writel(0x0, controller_base + TEMP_RDCTRL);
>  
>  	/* indicate where the valid bit is */
>  	writel(TEMP_ADCVALIDMASK_VALID_HIGH | TEMP_ADCVALIDMASK_VALID_POS(12),
> -	       mt->thermal_base + TEMP_ADCVALIDMASK);
> +	       controller_base + TEMP_ADCVALIDMASK);
>  
>  	/* no shift */
> -	writel(0x0, mt->thermal_base + TEMP_ADCVOLTAGESHIFT);
> +	writel(0x0, controller_base + TEMP_ADCVOLTAGESHIFT);
>  
>  	/* enable auxadc mux write transaction */
>  	writel(TEMP_ADCWRITECTRL_ADC_MUX_WRITE,
> -	       mt->thermal_base + TEMP_ADCWRITECTRL);
> +		controller_base + TEMP_ADCWRITECTRL);
>  
>  	for (i = 0; i < conf->bank_data[num].num_sensors; i++)
>  		writel(conf->sensor_mux_values[conf->bank_data[num].sensors[i]],
> @@ -617,11 +645,11 @@ static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
>  		       conf->adcpnp[conf->bank_data[num].sensors[i]]);
>  
>  	writel((1 << conf->bank_data[num].num_sensors) - 1,
> -	       mt->thermal_base + TEMP_MONCTL0);
> +	       controller_base + TEMP_MONCTL0);
>  
>  	writel(TEMP_ADCWRITECTRL_ADC_PNP_WRITE |
>  	       TEMP_ADCWRITECTRL_ADC_MUX_WRITE,
> -	       mt->thermal_base + TEMP_ADCWRITECTRL);
> +	       controller_base + TEMP_ADCWRITECTRL);
>  
>  	mtk_thermal_put_bank(bank);
>  }
> @@ -737,7 +765,7 @@ static int mtk_thermal_get_calibration_data(struct device *dev,
>  
>  static int mtk_thermal_probe(struct platform_device *pdev)
>  {
> -	int ret, i;
> +	int ret, i, ctrl_id;
>  	struct device_node *auxadc, *apmixedsys, *np = pdev->dev.of_node;
>  	struct mtk_thermal *mt;
>  	struct resource *res;
> @@ -817,9 +845,10 @@ static int mtk_thermal_probe(struct platform_device *pdev)
>  		goto err_disable_clk_auxadc;
>  	}
>  
> -	for (i = 0; i < mt->conf->num_banks; i++)
> -		mtk_thermal_init_bank(mt, i, apmixed_phys_base,
> -				      auxadc_phys_base);
> +	for (ctrl_id = 0; ctrl_id < mt->conf->num_controller ; ctrl_id++)
> +		for (i = 0; i < mt->conf->num_banks; i++)
> +			mtk_thermal_init_bank(mt, i, apmixed_phys_base,
> +					      auxadc_phys_base, ctrl_id);
>  
>  	platform_set_drvdata(pdev, mt);
>  
> -- 
> 1.9.1
>
Michael Kao Feb. 12, 2019, 9:55 a.m. UTC | #3
On Tue, 2019-02-05 at 16:53 -0800, Eduardo Valentin wrote:
> On Fri, Feb 01, 2019 at 03:38:10PM +0800, michael.kao@mediatek.com wrote:
> > From: Michael Kao <michael.kao@mediatek.com>
> > 
> > One thermal controller can read four sensors at most,
> > so we need to add controller_offset for the project with
> > more than four sensors to reuse the same register settings.
> > 
> > Signed-off-by: Michael Kao <michael.kao@mediatek.com>
> > ---
> >  drivers/thermal/mtk_thermal.c | 79 +++++++++++++++++++++++++++++--------------
> >  1 file changed, 54 insertions(+), 25 deletions(-)
> > 
> > diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c
> > index 45c6587..e5cf3f4 100644
> > --- a/drivers/thermal/mtk_thermal.c
> > +++ b/drivers/thermal/mtk_thermal.c
> > @@ -105,6 +105,9 @@
> >  /* The number of sensing points per bank */
> >  #define MT8173_NUM_SENSORS_PER_ZONE	4
> >  
> > +/* The number of controller in the MT8173 */
> > +#define MT8173_NUM_CONTROLLER		1
> > +
> >  /* The calibration coefficient of sensor  */
> >  #define MT8173_CALIBRATION	165
> >  
> > @@ -150,6 +153,9 @@ enum {
> >  /* The number of sensing points per bank */
> >  #define MT2701_NUM_SENSORS_PER_ZONE	3
> >  
> > +/* The number of controller in the MT2701 */
> > +#define MT2701_NUM_CONTROLLER		1
> > +
> >  /* The calibration coefficient of sensor  */
> >  #define MT2701_CALIBRATION	165
> >  
> > @@ -168,6 +174,9 @@ enum {
> >  /* The number of sensing points per bank */
> >  #define MT2712_NUM_SENSORS_PER_ZONE	4
> >  
> > +/* The number of controller in the MT2712 */
> > +#define MT2712_NUM_CONTROLLER		1
> > +
> >  /* The calibration coefficient of sensor  */
> >  #define MT2712_CALIBRATION	165
> >  
> > @@ -176,6 +185,7 @@ enum {
> >  #define MT7622_NUM_ZONES		1
> >  #define MT7622_NUM_SENSORS_PER_ZONE	1
> >  #define MT7622_TS1	0
> > +#define MT7622_NUM_CONTROLLER		1
> >  
> >  /* The calibration coefficient of sensor  */
> >  #define MT7622_CALIBRATION	165
> > @@ -201,6 +211,8 @@ struct mtk_thermal_data {
> >  	const int *msr;
> >  	const int *adcpnp;
> >  	const int cali_val;
> > +	const int num_controller;
> > +	const int *controller_offset;
> >  	struct thermal_bank_cfg bank_data[];
> >  };
> >  
> > @@ -240,6 +252,7 @@ struct mtk_thermal {
> >  };
> >  
> >  static const int mt8173_mux_values[MT8173_NUM_SENSORS] = { 0, 1, 2, 3, 16 };
> > +static const int mt8173_tc_offset[MT8173_NUM_CONTROLLER] = { 0x0, };
> >  
> >  static const int mt8173_vts_index[MT8173_NUM_SENSORS] = {
> >  	VTS1, VTS2, VTS3, VTS4, VTSABB
> > @@ -259,6 +272,7 @@ struct mtk_thermal {
> >  };
> >  
> >  static const int mt2701_mux_values[MT2701_NUM_SENSORS] = { 0, 1, 16 };
> > +static const int mt2701_tc_offset[MT2701_NUM_CONTROLLER] = { 0x0, };
> >  
> >  static const int mt2701_vts_index[MT2701_NUM_SENSORS] = {
> >  	VTS1, VTS2, VTS3
> > @@ -278,6 +292,7 @@ struct mtk_thermal {
> >  };
> >  
> >  static const int mt2712_mux_values[MT2712_NUM_SENSORS] = { 0, 1, 2, 3 };
> > +static const int mt2712_tc_offset[MT2712_NUM_CONTROLLER] = { 0x0, };
> >  
> >  static const int mt2712_vts_index[MT2712_NUM_SENSORS] = {
> >  	VTS1, VTS2, VTS3, VTS4
> > @@ -289,6 +304,7 @@ struct mtk_thermal {
> >  static const int mt7622_adcpnp[MT7622_NUM_SENSORS_PER_ZONE] = { TEMP_ADCPNP0, };
> >  static const int mt7622_mux_values[MT7622_NUM_SENSORS] = { 0, };
> >  static const int mt7622_vts_index[MT7622_NUM_SENSORS] = { VTS1 };
> > +static const int mt7622_tc_offset[MT7622_NUM_CONTROLLER] = { 0x0, };
> >  
> >  /**
> >   * The MT8173 thermal controller has four banks. Each bank can read up to
> > @@ -309,6 +325,8 @@ struct mtk_thermal {
> >  	.num_sensors = MT8173_NUM_SENSORS,
> >  	.vts_index = mt8173_vts_index,
> >  	.cali_val = MT8173_CALIBRATION,
> > +	.num_controller = MT8173_NUM_CONTROLLER,
> > +	.controller_offset = mt8173_tc_offset,
> >  	.bank_data = {
> >  		{
> >  			.num_sensors = 2,
> > @@ -345,6 +363,8 @@ struct mtk_thermal {
> >  	.num_sensors = MT2701_NUM_SENSORS,
> >  	.vts_index = mt2701_vts_index,
> >  	.cali_val = MT2701_CALIBRATION,
> > +	.num_controller = MT2701_NUM_CONTROLLER,
> > +	.controller_offset = mt2701_tc_offset,
> >  	.bank_data = {
> >  		{
> >  			.num_sensors = 3,
> > @@ -372,6 +392,8 @@ struct mtk_thermal {
> >  	.num_sensors = MT2712_NUM_SENSORS,
> >  	.vts_index = mt2712_vts_index,
> >  	.cali_val = MT2712_CALIBRATION,
> > +	.num_controller = MT2712_NUM_CONTROLLER,
> > +	.controller_offset = mt2712_tc_offset,
> >  	.bank_data = {
> >  		{
> >  			.num_sensors = 4,
> > @@ -393,6 +415,8 @@ struct mtk_thermal {
> >  	.num_sensors = MT7622_NUM_SENSORS,
> >  	.vts_index = mt7622_vts_index,
> >  	.cali_val = MT7622_CALIBRATION,
> > +	.num_controller = MT7622_NUM_CONTROLLER,
> > +	.controller_offset = mt7622_tc_offset,
> >  	.bank_data = {
> >  		{
> >  			.num_sensors = 1,
> > @@ -523,19 +547,23 @@ static int mtk_read_temp(void *data, int *temperature)
> >  };
> >  
> >  static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
> > -				  u32 apmixed_phys_base, u32 auxadc_phys_base)
> > +				  u32 apmixed_phys_base, u32 auxadc_phys_base,
> > +				  int ctrl_id)
> >  {
> >  	struct mtk_thermal_bank *bank = &mt->banks[num];
> >  	const struct mtk_thermal_data *conf = mt->conf;
> >  	int i;
> >  
> > +	int offset = mt->conf->controller_offset[ctrl_id];
> > +	void *controller_base = mt->thermal_base + offset;
> 
> This void * has to be at least __iomem, right?
> 
> See the report of kbuild bot, fix it and send it back.
> 
OK, I will fix the declaration and send it again.
Thanks!

> > +
> >  	bank->id = num;
> >  	bank->mt = mt;
> >  
> >  	mtk_thermal_get_bank(bank);
> >  
> >  	/* bus clock 66M counting unit is 12 * 15.15ns * 256 = 46.540us */
> > -	writel(TEMP_MONCTL1_PERIOD_UNIT(12), mt->thermal_base + TEMP_MONCTL1);
> > +	writel(TEMP_MONCTL1_PERIOD_UNIT(12), controller_base + TEMP_MONCTL1);
> >  
> >  	/*
> >  	 * filt interval is 1 * 46.540us = 46.54us,
> > @@ -543,21 +571,21 @@ static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
> >  	 */
> >  	writel(TEMP_MONCTL2_FILTER_INTERVAL(1) |
> >  			TEMP_MONCTL2_SENSOR_INTERVAL(429),
> > -			mt->thermal_base + TEMP_MONCTL2);
> > +			controller_base + TEMP_MONCTL2);
> >  
> >  	/* poll is set to 10u */
> >  	writel(TEMP_AHBPOLL_ADC_POLL_INTERVAL(768),
> > -	       mt->thermal_base + TEMP_AHBPOLL);
> > +	       controller_base + TEMP_AHBPOLL);
> >  
> >  	/* temperature sampling control, 1 sample */
> > -	writel(0x0, mt->thermal_base + TEMP_MSRCTL0);
> > +	writel(0x0, controller_base + TEMP_MSRCTL0);
> >  
> >  	/* exceed this polling time, IRQ would be inserted */
> > -	writel(0xffffffff, mt->thermal_base + TEMP_AHBTO);
> > +	writel(0xffffffff, controller_base + TEMP_AHBTO);
> >  
> >  	/* number of interrupts per event, 1 is enough */
> > -	writel(0x0, mt->thermal_base + TEMP_MONIDET0);
> > -	writel(0x0, mt->thermal_base + TEMP_MONIDET1);
> > +	writel(0x0, controller_base + TEMP_MONIDET0);
> > +	writel(0x0, controller_base + TEMP_MONIDET1);
> >  
> >  	/*
> >  	 * The MT8173 thermal controller does not have its own ADC. Instead it
> > @@ -572,44 +600,44 @@ static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
> >  	 * this value will be stored to TEMP_PNPMUXADDR (TEMP_SPARE0)
> >  	 * automatically by hw
> >  	 */
> > -	writel(BIT(conf->auxadc_channel), mt->thermal_base + TEMP_ADCMUX);
> > +	writel(BIT(conf->auxadc_channel), controller_base + TEMP_ADCMUX);
> >  
> >  	/* AHB address for auxadc mux selection */
> >  	writel(auxadc_phys_base + AUXADC_CON1_CLR_V,
> > -	       mt->thermal_base + TEMP_ADCMUXADDR);
> > +	       controller_base + TEMP_ADCMUXADDR);
> >  
> >  	/* AHB address for pnp sensor mux selection */
> >  	writel(apmixed_phys_base + APMIXED_SYS_TS_CON1,
> > -	       mt->thermal_base + TEMP_PNPMUXADDR);
> > +	       controller_base + TEMP_PNPMUXADDR);
> >  
> >  	/* AHB value for auxadc enable */
> > -	writel(BIT(conf->auxadc_channel), mt->thermal_base + TEMP_ADCEN);
> > +	writel(BIT(conf->auxadc_channel), controller_base + TEMP_ADCEN);
> >  
> >  	/* AHB address for auxadc enable (channel 0 immediate mode selected) */
> >  	writel(auxadc_phys_base + AUXADC_CON1_SET_V,
> > -	       mt->thermal_base + TEMP_ADCENADDR);
> > +	       controller_base + TEMP_ADCENADDR);
> >  
> >  	/* AHB address for auxadc valid bit */
> >  	writel(auxadc_phys_base + AUXADC_DATA(conf->auxadc_channel),
> > -	       mt->thermal_base + TEMP_ADCVALIDADDR);
> > +	       controller_base + TEMP_ADCVALIDADDR);
> >  
> >  	/* AHB address for auxadc voltage output */
> >  	writel(auxadc_phys_base + AUXADC_DATA(conf->auxadc_channel),
> > -	       mt->thermal_base + TEMP_ADCVOLTADDR);
> > +	       controller_base + TEMP_ADCVOLTADDR);
> >  
> >  	/* read valid & voltage are at the same register */
> > -	writel(0x0, mt->thermal_base + TEMP_RDCTRL);
> > +	writel(0x0, controller_base + TEMP_RDCTRL);
> >  
> >  	/* indicate where the valid bit is */
> >  	writel(TEMP_ADCVALIDMASK_VALID_HIGH | TEMP_ADCVALIDMASK_VALID_POS(12),
> > -	       mt->thermal_base + TEMP_ADCVALIDMASK);
> > +	       controller_base + TEMP_ADCVALIDMASK);
> >  
> >  	/* no shift */
> > -	writel(0x0, mt->thermal_base + TEMP_ADCVOLTAGESHIFT);
> > +	writel(0x0, controller_base + TEMP_ADCVOLTAGESHIFT);
> >  
> >  	/* enable auxadc mux write transaction */
> >  	writel(TEMP_ADCWRITECTRL_ADC_MUX_WRITE,
> > -	       mt->thermal_base + TEMP_ADCWRITECTRL);
> > +		controller_base + TEMP_ADCWRITECTRL);
> >  
> >  	for (i = 0; i < conf->bank_data[num].num_sensors; i++)
> >  		writel(conf->sensor_mux_values[conf->bank_data[num].sensors[i]],
> > @@ -617,11 +645,11 @@ static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
> >  		       conf->adcpnp[conf->bank_data[num].sensors[i]]);
> >  
> >  	writel((1 << conf->bank_data[num].num_sensors) - 1,
> > -	       mt->thermal_base + TEMP_MONCTL0);
> > +	       controller_base + TEMP_MONCTL0);
> >  
> >  	writel(TEMP_ADCWRITECTRL_ADC_PNP_WRITE |
> >  	       TEMP_ADCWRITECTRL_ADC_MUX_WRITE,
> > -	       mt->thermal_base + TEMP_ADCWRITECTRL);
> > +	       controller_base + TEMP_ADCWRITECTRL);
> >  
> >  	mtk_thermal_put_bank(bank);
> >  }
> > @@ -737,7 +765,7 @@ static int mtk_thermal_get_calibration_data(struct device *dev,
> >  
> >  static int mtk_thermal_probe(struct platform_device *pdev)
> >  {
> > -	int ret, i;
> > +	int ret, i, ctrl_id;
> >  	struct device_node *auxadc, *apmixedsys, *np = pdev->dev.of_node;
> >  	struct mtk_thermal *mt;
> >  	struct resource *res;
> > @@ -817,9 +845,10 @@ static int mtk_thermal_probe(struct platform_device *pdev)
> >  		goto err_disable_clk_auxadc;
> >  	}
> >  
> > -	for (i = 0; i < mt->conf->num_banks; i++)
> > -		mtk_thermal_init_bank(mt, i, apmixed_phys_base,
> > -				      auxadc_phys_base);
> > +	for (ctrl_id = 0; ctrl_id < mt->conf->num_controller ; ctrl_id++)
> > +		for (i = 0; i < mt->conf->num_banks; i++)
> > +			mtk_thermal_init_bank(mt, i, apmixed_phys_base,
> > +					      auxadc_phys_base, ctrl_id);
> >  
> >  	platform_set_drvdata(pdev, mt);
> >  
> > -- 
> > 1.9.1
> >
diff mbox series

Patch

diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c
index 45c6587..e5cf3f4 100644
--- a/drivers/thermal/mtk_thermal.c
+++ b/drivers/thermal/mtk_thermal.c
@@ -105,6 +105,9 @@ 
 /* The number of sensing points per bank */
 #define MT8173_NUM_SENSORS_PER_ZONE	4
 
+/* The number of controller in the MT8173 */
+#define MT8173_NUM_CONTROLLER		1
+
 /* The calibration coefficient of sensor  */
 #define MT8173_CALIBRATION	165
 
@@ -150,6 +153,9 @@  enum {
 /* The number of sensing points per bank */
 #define MT2701_NUM_SENSORS_PER_ZONE	3
 
+/* The number of controller in the MT2701 */
+#define MT2701_NUM_CONTROLLER		1
+
 /* The calibration coefficient of sensor  */
 #define MT2701_CALIBRATION	165
 
@@ -168,6 +174,9 @@  enum {
 /* The number of sensing points per bank */
 #define MT2712_NUM_SENSORS_PER_ZONE	4
 
+/* The number of controller in the MT2712 */
+#define MT2712_NUM_CONTROLLER		1
+
 /* The calibration coefficient of sensor  */
 #define MT2712_CALIBRATION	165
 
@@ -176,6 +185,7 @@  enum {
 #define MT7622_NUM_ZONES		1
 #define MT7622_NUM_SENSORS_PER_ZONE	1
 #define MT7622_TS1	0
+#define MT7622_NUM_CONTROLLER		1
 
 /* The calibration coefficient of sensor  */
 #define MT7622_CALIBRATION	165
@@ -201,6 +211,8 @@  struct mtk_thermal_data {
 	const int *msr;
 	const int *adcpnp;
 	const int cali_val;
+	const int num_controller;
+	const int *controller_offset;
 	struct thermal_bank_cfg bank_data[];
 };
 
@@ -240,6 +252,7 @@  struct mtk_thermal {
 };
 
 static const int mt8173_mux_values[MT8173_NUM_SENSORS] = { 0, 1, 2, 3, 16 };
+static const int mt8173_tc_offset[MT8173_NUM_CONTROLLER] = { 0x0, };
 
 static const int mt8173_vts_index[MT8173_NUM_SENSORS] = {
 	VTS1, VTS2, VTS3, VTS4, VTSABB
@@ -259,6 +272,7 @@  struct mtk_thermal {
 };
 
 static const int mt2701_mux_values[MT2701_NUM_SENSORS] = { 0, 1, 16 };
+static const int mt2701_tc_offset[MT2701_NUM_CONTROLLER] = { 0x0, };
 
 static const int mt2701_vts_index[MT2701_NUM_SENSORS] = {
 	VTS1, VTS2, VTS3
@@ -278,6 +292,7 @@  struct mtk_thermal {
 };
 
 static const int mt2712_mux_values[MT2712_NUM_SENSORS] = { 0, 1, 2, 3 };
+static const int mt2712_tc_offset[MT2712_NUM_CONTROLLER] = { 0x0, };
 
 static const int mt2712_vts_index[MT2712_NUM_SENSORS] = {
 	VTS1, VTS2, VTS3, VTS4
@@ -289,6 +304,7 @@  struct mtk_thermal {
 static const int mt7622_adcpnp[MT7622_NUM_SENSORS_PER_ZONE] = { TEMP_ADCPNP0, };
 static const int mt7622_mux_values[MT7622_NUM_SENSORS] = { 0, };
 static const int mt7622_vts_index[MT7622_NUM_SENSORS] = { VTS1 };
+static const int mt7622_tc_offset[MT7622_NUM_CONTROLLER] = { 0x0, };
 
 /**
  * The MT8173 thermal controller has four banks. Each bank can read up to
@@ -309,6 +325,8 @@  struct mtk_thermal {
 	.num_sensors = MT8173_NUM_SENSORS,
 	.vts_index = mt8173_vts_index,
 	.cali_val = MT8173_CALIBRATION,
+	.num_controller = MT8173_NUM_CONTROLLER,
+	.controller_offset = mt8173_tc_offset,
 	.bank_data = {
 		{
 			.num_sensors = 2,
@@ -345,6 +363,8 @@  struct mtk_thermal {
 	.num_sensors = MT2701_NUM_SENSORS,
 	.vts_index = mt2701_vts_index,
 	.cali_val = MT2701_CALIBRATION,
+	.num_controller = MT2701_NUM_CONTROLLER,
+	.controller_offset = mt2701_tc_offset,
 	.bank_data = {
 		{
 			.num_sensors = 3,
@@ -372,6 +392,8 @@  struct mtk_thermal {
 	.num_sensors = MT2712_NUM_SENSORS,
 	.vts_index = mt2712_vts_index,
 	.cali_val = MT2712_CALIBRATION,
+	.num_controller = MT2712_NUM_CONTROLLER,
+	.controller_offset = mt2712_tc_offset,
 	.bank_data = {
 		{
 			.num_sensors = 4,
@@ -393,6 +415,8 @@  struct mtk_thermal {
 	.num_sensors = MT7622_NUM_SENSORS,
 	.vts_index = mt7622_vts_index,
 	.cali_val = MT7622_CALIBRATION,
+	.num_controller = MT7622_NUM_CONTROLLER,
+	.controller_offset = mt7622_tc_offset,
 	.bank_data = {
 		{
 			.num_sensors = 1,
@@ -523,19 +547,23 @@  static int mtk_read_temp(void *data, int *temperature)
 };
 
 static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
-				  u32 apmixed_phys_base, u32 auxadc_phys_base)
+				  u32 apmixed_phys_base, u32 auxadc_phys_base,
+				  int ctrl_id)
 {
 	struct mtk_thermal_bank *bank = &mt->banks[num];
 	const struct mtk_thermal_data *conf = mt->conf;
 	int i;
 
+	int offset = mt->conf->controller_offset[ctrl_id];
+	void *controller_base = mt->thermal_base + offset;
+
 	bank->id = num;
 	bank->mt = mt;
 
 	mtk_thermal_get_bank(bank);
 
 	/* bus clock 66M counting unit is 12 * 15.15ns * 256 = 46.540us */
-	writel(TEMP_MONCTL1_PERIOD_UNIT(12), mt->thermal_base + TEMP_MONCTL1);
+	writel(TEMP_MONCTL1_PERIOD_UNIT(12), controller_base + TEMP_MONCTL1);
 
 	/*
 	 * filt interval is 1 * 46.540us = 46.54us,
@@ -543,21 +571,21 @@  static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
 	 */
 	writel(TEMP_MONCTL2_FILTER_INTERVAL(1) |
 			TEMP_MONCTL2_SENSOR_INTERVAL(429),
-			mt->thermal_base + TEMP_MONCTL2);
+			controller_base + TEMP_MONCTL2);
 
 	/* poll is set to 10u */
 	writel(TEMP_AHBPOLL_ADC_POLL_INTERVAL(768),
-	       mt->thermal_base + TEMP_AHBPOLL);
+	       controller_base + TEMP_AHBPOLL);
 
 	/* temperature sampling control, 1 sample */
-	writel(0x0, mt->thermal_base + TEMP_MSRCTL0);
+	writel(0x0, controller_base + TEMP_MSRCTL0);
 
 	/* exceed this polling time, IRQ would be inserted */
-	writel(0xffffffff, mt->thermal_base + TEMP_AHBTO);
+	writel(0xffffffff, controller_base + TEMP_AHBTO);
 
 	/* number of interrupts per event, 1 is enough */
-	writel(0x0, mt->thermal_base + TEMP_MONIDET0);
-	writel(0x0, mt->thermal_base + TEMP_MONIDET1);
+	writel(0x0, controller_base + TEMP_MONIDET0);
+	writel(0x0, controller_base + TEMP_MONIDET1);
 
 	/*
 	 * The MT8173 thermal controller does not have its own ADC. Instead it
@@ -572,44 +600,44 @@  static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
 	 * this value will be stored to TEMP_PNPMUXADDR (TEMP_SPARE0)
 	 * automatically by hw
 	 */
-	writel(BIT(conf->auxadc_channel), mt->thermal_base + TEMP_ADCMUX);
+	writel(BIT(conf->auxadc_channel), controller_base + TEMP_ADCMUX);
 
 	/* AHB address for auxadc mux selection */
 	writel(auxadc_phys_base + AUXADC_CON1_CLR_V,
-	       mt->thermal_base + TEMP_ADCMUXADDR);
+	       controller_base + TEMP_ADCMUXADDR);
 
 	/* AHB address for pnp sensor mux selection */
 	writel(apmixed_phys_base + APMIXED_SYS_TS_CON1,
-	       mt->thermal_base + TEMP_PNPMUXADDR);
+	       controller_base + TEMP_PNPMUXADDR);
 
 	/* AHB value for auxadc enable */
-	writel(BIT(conf->auxadc_channel), mt->thermal_base + TEMP_ADCEN);
+	writel(BIT(conf->auxadc_channel), controller_base + TEMP_ADCEN);
 
 	/* AHB address for auxadc enable (channel 0 immediate mode selected) */
 	writel(auxadc_phys_base + AUXADC_CON1_SET_V,
-	       mt->thermal_base + TEMP_ADCENADDR);
+	       controller_base + TEMP_ADCENADDR);
 
 	/* AHB address for auxadc valid bit */
 	writel(auxadc_phys_base + AUXADC_DATA(conf->auxadc_channel),
-	       mt->thermal_base + TEMP_ADCVALIDADDR);
+	       controller_base + TEMP_ADCVALIDADDR);
 
 	/* AHB address for auxadc voltage output */
 	writel(auxadc_phys_base + AUXADC_DATA(conf->auxadc_channel),
-	       mt->thermal_base + TEMP_ADCVOLTADDR);
+	       controller_base + TEMP_ADCVOLTADDR);
 
 	/* read valid & voltage are at the same register */
-	writel(0x0, mt->thermal_base + TEMP_RDCTRL);
+	writel(0x0, controller_base + TEMP_RDCTRL);
 
 	/* indicate where the valid bit is */
 	writel(TEMP_ADCVALIDMASK_VALID_HIGH | TEMP_ADCVALIDMASK_VALID_POS(12),
-	       mt->thermal_base + TEMP_ADCVALIDMASK);
+	       controller_base + TEMP_ADCVALIDMASK);
 
 	/* no shift */
-	writel(0x0, mt->thermal_base + TEMP_ADCVOLTAGESHIFT);
+	writel(0x0, controller_base + TEMP_ADCVOLTAGESHIFT);
 
 	/* enable auxadc mux write transaction */
 	writel(TEMP_ADCWRITECTRL_ADC_MUX_WRITE,
-	       mt->thermal_base + TEMP_ADCWRITECTRL);
+		controller_base + TEMP_ADCWRITECTRL);
 
 	for (i = 0; i < conf->bank_data[num].num_sensors; i++)
 		writel(conf->sensor_mux_values[conf->bank_data[num].sensors[i]],
@@ -617,11 +645,11 @@  static void mtk_thermal_init_bank(struct mtk_thermal *mt, int num,
 		       conf->adcpnp[conf->bank_data[num].sensors[i]]);
 
 	writel((1 << conf->bank_data[num].num_sensors) - 1,
-	       mt->thermal_base + TEMP_MONCTL0);
+	       controller_base + TEMP_MONCTL0);
 
 	writel(TEMP_ADCWRITECTRL_ADC_PNP_WRITE |
 	       TEMP_ADCWRITECTRL_ADC_MUX_WRITE,
-	       mt->thermal_base + TEMP_ADCWRITECTRL);
+	       controller_base + TEMP_ADCWRITECTRL);
 
 	mtk_thermal_put_bank(bank);
 }
@@ -737,7 +765,7 @@  static int mtk_thermal_get_calibration_data(struct device *dev,
 
 static int mtk_thermal_probe(struct platform_device *pdev)
 {
-	int ret, i;
+	int ret, i, ctrl_id;
 	struct device_node *auxadc, *apmixedsys, *np = pdev->dev.of_node;
 	struct mtk_thermal *mt;
 	struct resource *res;
@@ -817,9 +845,10 @@  static int mtk_thermal_probe(struct platform_device *pdev)
 		goto err_disable_clk_auxadc;
 	}
 
-	for (i = 0; i < mt->conf->num_banks; i++)
-		mtk_thermal_init_bank(mt, i, apmixed_phys_base,
-				      auxadc_phys_base);
+	for (ctrl_id = 0; ctrl_id < mt->conf->num_controller ; ctrl_id++)
+		for (i = 0; i < mt->conf->num_banks; i++)
+			mtk_thermal_init_bank(mt, i, apmixed_phys_base,
+					      auxadc_phys_base, ctrl_id);
 
 	platform_set_drvdata(pdev, mt);