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Date: Fri, 10 May 2013 08:01:14 +0530
From: amit daniel kachhap <amit.daniel@...sung.com>
To: Eduardo Valentin <eduardo.valentin@...com>
Cc: linux-pm@...r.kernel.org, Zhang Rui <rui.zhang@...el.com>,
linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
Kukjin Kim <kgene.kim@...sung.com>
Subject: Re: [PATCH V3 18/21] thermal: exynos: Add support for exynos5440 TMU sensor.
Hi Eduardo,
On Thu, May 9, 2013 at 8:17 PM, Eduardo Valentin
<eduardo.valentin@...com> wrote:
> Hey Amit,
>
> On 07-05-2013 09:01, Amit Daniel Kachhap wrote:
>> This patch modifies TMU controller to add changes needed to work with
>> exynos5440 platform. Also register definitions and required configuration data
>> are added. This sensor registers 3 instance of the tmu controller with the
>> thermal zone and hence reports 3 temperature output. This controller supports
>> upto five trip points. For critical threshold the driver uses the core driver
>> thermal framework for shutdown.
>>
>
> I would kindly request you to split this patch. Looks like you add
> altogether in one patch both data, driver adaptation (for your new soc)
> and on top, new features. I would suggest splitting this things in
> smaller steps. Easier to review, track, bitsec and find bugs (if any).
Yes your suggestion sounds reasonable. Will split into at least 3 patches.
Thanks,
Amit
>
>> Acked-by: Kukjin Kim <kgene.kim@...sung.com>
>> Signed-off-by: Amit Daniel Kachhap <amit.daniel@...sung.com>
>> ---
>> .../devicetree/bindings/thermal/exynos-thermal.txt | 28 ++++-
>> drivers/thermal/samsung/Kconfig | 4 +-
>> drivers/thermal/samsung/exynos_thermal_common.c | 2 +-
>> drivers/thermal/samsung/exynos_tmu.c | 139 +++++++++++++++++---
>> drivers/thermal/samsung/exynos_tmu.h | 7 +
>> drivers/thermal/samsung/exynos_tmu_data.c | 66 +++++++++-
>> drivers/thermal/samsung/exynos_tmu_data.h | 40 ++++++
>> 7 files changed, 261 insertions(+), 25 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/thermal/exynos-thermal.txt b/Documentation/devicetree/bindings/thermal/exynos-thermal.txt
>> index 535fd0e..970eeba 100644
>> --- a/Documentation/devicetree/bindings/thermal/exynos-thermal.txt
>> +++ b/Documentation/devicetree/bindings/thermal/exynos-thermal.txt
>> @@ -6,13 +6,16 @@
>> "samsung,exynos4412-tmu"
>> "samsung,exynos4210-tmu"
>> "samsung,exynos5250-tmu"
>> + "samsung,exynos5440-tmu"
>> - interrupt-parent : The phandle for the interrupt controller
>> -- reg : Address range of the thermal registers
>> +- reg : Address range of the thermal registers. For exynos5440-tmu which has 3
>> + instances of TMU, 2 set of register has to supplied. First set belongs
>> + to each instance of TMU and second set belongs to common TMU registers.
>> - interrupts : Should contain interrupt for thermal system
>> - clocks : The main clock for TMU device
>> - clock-names : Thermal system clock name
>>
>> -Example:
>> +Example 1):
>>
>> tmu@...C0000 {
>> compatible = "samsung,exynos4412-tmu";
>> @@ -23,3 +26,24 @@ Example:
>> clock-names = "tmu_apbif";
>> status = "disabled";
>> };
>> +
>> +Example 2):
>> +
>> + tmuctrl_0: tmuctrl@...118 {
>> + compatible = "samsung,exynos5440-tmu";
>> + reg = <0x160118 0x230>, <0x160368 0x10>;
>> + interrupts = <0 58 0>;
>> + clocks = <&clock 21>;
>> + clock-names = "tmu_apbif";
>> + };
>> +
>> +Note: For multi-instance tmu each instance should have an alias correctly
>> +numbered in "aliases" node.
>> +
>> +Example:
>> +
>> +aliases {
>> + tmuctrl0 = &tmuctrl_0;
>> + tmuctrl1 = &tmuctrl_1;
>> + tmuctrl2 = &tmuctrl_2;
>> +};
>> diff --git a/drivers/thermal/samsung/Kconfig b/drivers/thermal/samsung/Kconfig
>> index f23f533..fce04f3 100644
>> --- a/drivers/thermal/samsung/Kconfig
>> +++ b/drivers/thermal/samsung/Kconfig
>> @@ -19,10 +19,10 @@ config EXYNOS_THERMAL_CORE
>>
>> config EXYNOS_THERMAL_DATA
>> bool "Temperature sensor congiguration data for EXYNOS series SOC"
>> - depends on (CPU_EXYNOS4210 || SOC_EXYNOS4212 || SOC_EXYNOS4412 || SOC_EXYNOS5250)
>> + depends on (CPU_EXYNOS4210 || SOC_EXYNOS4212 || SOC_EXYNOS4412 || SOC_EXYNOS5250 || SOC_EXYNOS5440)
>> depends on EXYNOS_THERMAL
>> help
>> If you say yes here you can enable TMU (Thermal Management Unit) on
>> - SAMSUNG EXYNOS 4210, 4412, 4414 and 5250 series of SoC. This option
>> + SAMSUNG EXYNOS 4210, 4412, 4414, 5250 and 5440 series of SoC. This option
>> enables/prepares the configuration, trip and cooling data for the TMU
>> driver.
>> diff --git a/drivers/thermal/samsung/exynos_thermal_common.c b/drivers/thermal/samsung/exynos_thermal_common.c
>> index b0dc63e..de43e18 100644
>> --- a/drivers/thermal/samsung/exynos_thermal_common.c
>> +++ b/drivers/thermal/samsung/exynos_thermal_common.c
>> @@ -370,7 +370,7 @@ int exynos_register_thermal(struct thermal_sensor_conf *sensor_conf)
>> th_zone->mode = THERMAL_DEVICE_ENABLED;
>> sensor_conf->pzone_data = th_zone;
>>
>> - pr_info("Exynos: Kernel Thermal management registered\n");
>> + pr_info("Exynos: Thermal zone(%s) registered\n", sensor_conf->name);
>>
>> return 0;
>>
>> diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
>> index c1a8c5f..72446c9 100644
>> --- a/drivers/thermal/samsung/exynos_tmu.c
>> +++ b/drivers/thermal/samsung/exynos_tmu.c
>> @@ -44,6 +44,7 @@
>> * @id: identifier of the one instance of the TMU controller.
>> * @pdata: pointer to the tmu platform/configuration data
>> * @base: base address of the single instance of the TMU controller.
>> + * @base_common: base address of the common registers of the TMU controller.
>> * @irq: irq number of the TMU controller.
>> * @soc: id of the SOC type.
>> * @irq_work: pointer to the irq work structure.
>> @@ -57,6 +58,7 @@ struct exynos_tmu_data {
>> int id;
>> struct exynos_tmu_platform_data *pdata;
>> void __iomem *base;
>> + void __iomem *base_common;
>> int irq;
>> enum soc_type soc;
>> struct work_struct irq_work;
>> @@ -75,6 +77,9 @@ static int temp_to_code(struct exynos_tmu_data *data, u8 temp)
>> struct exynos_tmu_platform_data *pdata = data->pdata;
>> int temp_code;
>>
>> + if (pdata->cal_mode == HW_MODE)
>> + return temp;
>> +
>> if (data->soc == SOC_ARCH_EXYNOS4210)
>> /* temp should range between 25 and 125 */
>> if (temp < 25 || temp > 125) {
>> @@ -109,6 +114,9 @@ static int code_to_temp(struct exynos_tmu_data *data, u8 temp_code)
>> struct exynos_tmu_platform_data *pdata = data->pdata;
>> int temp;
>>
>> + if (pdata->cal_mode == HW_MODE)
>> + return temp_code;
>> +
>> if (data->soc == SOC_ARCH_EXYNOS4210)
>> /* temp_code should range between 75 and 175 */
>> if (temp_code < 75 || temp_code > 175) {
>> @@ -139,33 +147,63 @@ static int exynos_tmu_initialize(struct platform_device *pdev)
>> struct exynos_tmu_data *data = platform_get_drvdata(pdev);
>> struct exynos_tmu_platform_data *pdata = data->pdata;
>> struct exynos_tmu_registers *reg = pdata->registers;
>> - unsigned int status, trim_info, con;
>> + unsigned int status, trim_info = 0, con;
>> unsigned int rising_threshold = 0, falling_threshold = 0;
>> int ret = 0, threshold_code, i, trigger_levs = 0;
>>
>> mutex_lock(&data->lock);
>> clk_enable(data->clk);
>>
>> - status = readb(data->base + reg->tmu_status);
>> - if (!status) {
>> - ret = -EBUSY;
>> - goto out;
>> + if (TMU_SUPPORTS(pdata, READY_STATUS)) {
>> + status = readb(data->base + reg->tmu_status);
>> + if (!status) {
>> + ret = -EBUSY;
>> + goto out;
>> + }
>> }
>>
>> if (TMU_SUPPORTS(pdata, TRIM_RELOAD))
>> __raw_writel(1, data->base + reg->triminfo_ctrl);
>>
>> + if (pdata->cal_mode == HW_MODE)
>> + goto skip_calib_data;
>> +
>> /* Save trimming info in order to perform calibration */
>> - trim_info = readl(data->base + reg->triminfo_data);
>> + if (data->soc == SOC_ARCH_EXYNOS5440) {
>> + /*
>> + * For exynos5440 soc triminfo value is swapped between TMU0 and
>> + * TMU2, so the below logic is needed.
>> + */
>> + switch (data->id) {
>> + case 0:
>> + trim_info = readl(data->base +
>> + EXYNOS5440_EFUSE_SWAP_OFFSET + reg->triminfo_data);
>> + break;
>> + case 1:
>> + trim_info = readl(data->base + reg->triminfo_data);
>> + break;
>> + case 2:
>> + trim_info = readl(data->base -
>> + EXYNOS5440_EFUSE_SWAP_OFFSET + reg->triminfo_data);
>> + }
>> + } else {
>> + trim_info = readl(data->base + reg->triminfo_data);
>> + }
>> data->temp_error1 = trim_info & EXYNOS_TMU_TEMP_MASK;
>> data->temp_error2 = ((trim_info >> reg->triminfo_85_shift) &
>> EXYNOS_TMU_TEMP_MASK);
>>
>> - if ((pdata->min_efuse_value > data->temp_error1) ||
>> - (data->temp_error1 > pdata->max_efuse_value) ||
>> - (data->temp_error2 != 0))
>> - data->temp_error1 = pdata->efuse_value;
>> + if (!data->temp_error1 ||
>> + (pdata->min_efuse_value > data->temp_error1) ||
>> + (data->temp_error1 > pdata->max_efuse_value))
>> + data->temp_error1 = pdata->efuse_value & EXYNOS_TMU_TEMP_MASK;
>> +
>> + if (!data->temp_error2)
>> + data->temp_error2 =
>> + (pdata->efuse_value >> reg->triminfo_85_shift) &
>> + EXYNOS_TMU_TEMP_MASK;
>>
>> +skip_calib_data:
>> /* Count trigger levels to be enabled */
>> for (i = 0; i < MAX_THRESHOLD_LEVS; i++)
>> if (pdata->trigger_levels[i])
>> @@ -185,9 +223,10 @@ static int exynos_tmu_initialize(struct platform_device *pdev)
>> data->base + reg->threshold_th0 + i * 4);
>>
>> writel(reg->inten_rise_mask, data->base + reg->tmu_intclear);
>> - } else if (data->soc == SOC_ARCH_EXYNOS) {
>> + } else if (data->soc == SOC_ARCH_EXYNOS ||
>> + data->soc == SOC_ARCH_EXYNOS5440) {
>> /* Write temperature code for rising and falling threshold */
>> - for (i = 0; i < trigger_levs; i++) {
>> + for (i = 0; i < trigger_levs && i < 4 ; i++) {
>> threshold_code = temp_to_code(data,
>> pdata->trigger_levels[i]);
>> if (threshold_code < 0) {
>> @@ -218,7 +257,29 @@ static int exynos_tmu_initialize(struct platform_device *pdev)
>> writel((reg->inten_rise_mask << reg->inten_rise_shift) |
>> (reg->inten_fall_mask << reg->inten_fall_shift),
>> data->base + reg->tmu_intclear);
>> +
>> + /* if 5th threshold limit is also present, use TH2 register */
>> + i = 4;
>> + if (pdata->trigger_levels[i]) {
>> + threshold_code = temp_to_code(data,
>> + pdata->trigger_levels[i]);
>> + if (threshold_code < 0) {
>> + ret = threshold_code;
>> + goto out;
>> + }
>> + rising_threshold = threshold_code << 24;
>> + writel(rising_threshold,
>> + data->base + reg->threshold_th2);
>> + if (pdata->trigger_type[i] == HW_TRIP) {
>> + con = readl(data->base + reg->tmu_ctrl);
>> + con |= (1 << reg->therm_trip_en_shift);
>> + writel(con, data->base + reg->tmu_ctrl);
>> + }
>> + }
>> }
>> + /*Clear the PMIN in the common TMU register*/
>> + if (reg->tmu_pmin && !data->id)
>> + writel(0, data->base_common + reg->tmu_pmin);
>> out:
>> clk_disable(data->clk);
>> mutex_unlock(&data->lock);
>> @@ -254,6 +315,11 @@ static void exynos_tmu_control(struct platform_device *pdev, bool on)
>> con |= (pdata->noise_cancel_mode << reg->therm_trip_mode_shift);
>> }
>>
>> + if (pdata->cal_mode == HW_MODE) {
>> + con &= ~(reg->calib_mode_mask << reg->calib_mode_shift);
>> + con |= pdata->cal_type << reg->calib_mode_shift;
>> + }
>> +
>> if (on) {
>> con |= (1 << reg->core_en_shift);
>> interrupt_en =
>> @@ -317,9 +383,11 @@ static int exynos_tmu_set_emulation(void *drv_data, unsigned long temp)
>> if (temp) {
>> temp /= MCELSIUS;
>>
>> - val = (EXYNOS_EMUL_TIME << reg->emul_time_shift) |
>> - (temp_to_code(data, temp)
>> - << reg->emul_temp_shift) | EXYNOS_EMUL_ENABLE;
>> + if (data->soc == SOC_ARCH_EXYNOS && reg->emul_time_shift)
>> + val |= (EXYNOS_EMUL_TIME << reg->emul_time_shift);
>> +
>> + val |= (temp_to_code(data, temp) << reg->emul_temp_shift) |
>> + EXYNOS_EMUL_ENABLE;
>> } else {
>> val &= ~EXYNOS_EMUL_ENABLE;
>> }
>> @@ -343,7 +411,14 @@ static void exynos_tmu_work(struct work_struct *work)
>> struct exynos_tmu_data, irq_work);
>> struct exynos_tmu_platform_data *pdata = data->pdata;
>> struct exynos_tmu_registers *reg = pdata->registers;
>> - unsigned int val_irq;
>> + unsigned int val_irq, val_type;
>> +
>> + /* Find which sensor generated this interrupt */
>> + if (reg->tmu_irqstatus) {
>> + val_type = readl(data->base_common + reg->tmu_irqstatus);
>> + if (!((val_type >> data->id) & 0x1))
>> + goto out;
>> + }
>>
>> exynos_report_trigger(data->reg_conf);
>> mutex_lock(&data->lock);
>> @@ -355,7 +430,7 @@ static void exynos_tmu_work(struct work_struct *work)
>>
>> clk_disable(data->clk);
>> mutex_unlock(&data->lock);
>> -
>> +out:
>> enable_irq(data->irq);
>> }
>>
>> @@ -383,6 +458,10 @@ static const struct of_device_id exynos_tmu_match[] = {
>> .compatible = "samsung,exynos5250-tmu",
>> .data = (void *)EXYNOS5250_TMU_DRV_DATA,
>> },
>> + {
>> + .compatible = "samsung,exynos5440-tmu",
>> + .data = (void *)EXYNOS5440_TMU_DRV_DATA,
>> + },
>> {},
>> };
>> MODULE_DEVICE_TABLE(of, exynos_tmu_match);
>> @@ -420,6 +499,7 @@ static inline struct exynos_tmu_platform_data *exynos_get_driver_data(
>> static int exynos_map_dt_data(struct platform_device *pdev)
>> {
>> struct exynos_tmu_data *data = platform_get_drvdata(pdev);
>> + struct exynos_tmu_platform_data *pdata = data->pdata;
>> struct resource res;
>>
>> if (!data)
>> @@ -436,7 +516,7 @@ static int exynos_map_dt_data(struct platform_device *pdev)
>> }
>>
>> if (of_address_to_resource(pdev->dev.of_node, 0, &res)) {
>> - dev_err(&pdev->dev, "failed to get Resource\n");
>> + dev_err(&pdev->dev, "failed to get Resource 0\n");
>> return -ENODEV;
>> }
>>
>> @@ -445,6 +525,26 @@ static int exynos_map_dt_data(struct platform_device *pdev)
>> dev_err(&pdev->dev, "Failed to ioremap memory\n");
>> return -ENOMEM;
>> }
>> +
>> + /*
>> + * Check if the TMU is multi instance type and then try to map the
>> + * memory of common registers.
>> + */
>> + if (!TMU_SUPPORTS(pdata, MULTI_INST))
>> + return 0;
>> +
>> + if (of_address_to_resource(pdev->dev.of_node, 1, &res)) {
>> + dev_err(&pdev->dev, "failed to get Resource 1\n");
>> + return -ENODEV;
>> + }
>> +
>> + data->base_common = devm_ioremap(&pdev->dev, res.start,
>> + resource_size(&res));
>> + if (!data->base) {
>> + dev_err(&pdev->dev, "Failed to ioremap memory\n");
>> + return -ENOMEM;
>> + }
>> +
>> return 0;
>> }
>>
>> @@ -496,7 +596,8 @@ static int exynos_tmu_probe(struct platform_device *pdev)
>> return ret;
>>
>> if (pdata->type == SOC_ARCH_EXYNOS ||
>> - pdata->type == SOC_ARCH_EXYNOS4210)
>> + pdata->type == SOC_ARCH_EXYNOS4210 ||
>> + pdata->type == SOC_ARCH_EXYNOS5440)
>> data->soc = pdata->type;
>> else {
>> ret = -EINVAL;
>> diff --git a/drivers/thermal/samsung/exynos_tmu.h b/drivers/thermal/samsung/exynos_tmu.h
>> index de1c342..cc6b10e 100644
>> --- a/drivers/thermal/samsung/exynos_tmu.h
>> +++ b/drivers/thermal/samsung/exynos_tmu.h
>> @@ -43,6 +43,7 @@ enum trigger_type {
>> enum soc_type {
>> SOC_ARCH_EXYNOS4210 = 1,
>> SOC_ARCH_EXYNOS,
>> + SOC_ARCH_EXYNOS5440,
>> };
>>
>> /**
>> @@ -61,6 +62,7 @@ enum soc_type {
>> #define TMU_SUPPORT_MULTI_INST BIT(1)
>> #define TMU_SUPPORT_TRIM_RELOAD BIT(2)
>> #define TMU_SUPPORT_FALLING_TRIP BIT(3)
>> +#define TMU_SUPPORT_READY_STATUS BIT(4)
>>
>> #define TMU_SUPPORTS(a, b) (a->features & TMU_SUPPORT_ ## b)
>>
>> @@ -85,6 +87,8 @@ struct exynos_tmu_registers {
>> u32 therm_trip_en_shift;
>> u32 buf_slope_sel_shift;
>> u32 buf_slope_sel_mask;
>> + u32 calib_mode_shift;
>> + u32 calib_mode_mask;
>> u32 therm_trip_tq_en_shift;
>> u32 core_en_shift;
>>
>> @@ -137,6 +141,9 @@ struct exynos_tmu_registers {
>> u32 emul_temp_shift;
>> u32 emul_time_shift;
>> u32 emul_time_mask;
>> +
>> + u32 tmu_irqstatus;
>> + u32 tmu_pmin;
>> };
>>
>> /**
>> diff --git a/drivers/thermal/samsung/exynos_tmu_data.c b/drivers/thermal/samsung/exynos_tmu_data.c
>> index 8a587d4..25629e6 100644
>> --- a/drivers/thermal/samsung/exynos_tmu_data.c
>> +++ b/drivers/thermal/samsung/exynos_tmu_data.c
>> @@ -79,6 +79,7 @@ struct exynos_tmu_platform_data const exynos4210_default_tmu_data = {
>> .freq_tab_count = 2,
>> .type = SOC_ARCH_EXYNOS4210,
>> .registers = &exynos4210_tmu_registers,
>> + .features = (TMU_SUPPORT_READY_STATUS),
>> };
>> #endif
>>
>> @@ -155,6 +156,69 @@ struct exynos_tmu_platform_data const exynos5250_default_tmu_data = {
>> .type = SOC_ARCH_EXYNOS,
>> .registers = &exynos5250_tmu_registers,
>> .features = (TMU_SUPPORT_EMULATION | TMU_SUPPORT_TRIM_RELOAD |
>> - TMU_SUPPORT_FALLING_TRIP),
>> + TMU_SUPPORT_FALLING_TRIP | TMU_SUPPORT_READY_STATUS),
>> +};
>> +#endif
>> +
>> +#if defined(CONFIG_SOC_EXYNOS5440)
>> +static struct exynos_tmu_registers exynos5440_tmu_registers = {
>> + .triminfo_data = EXYNOS5440_TMU_S0_7_TRIM,
>> + .triminfo_25_shift = EXYNOS_TRIMINFO_25_SHIFT,
>> + .triminfo_85_shift = EXYNOS_TRIMINFO_85_SHIFT,
>> + .tmu_ctrl = EXYNOS5440_TMU_S0_7_CTRL,
>> + .buf_vref_sel_shift = EXYNOS_TMU_REF_VOLTAGE_SHIFT,
>> + .buf_vref_sel_mask = EXYNOS_TMU_REF_VOLTAGE_MASK,
>> + .therm_trip_mode_shift = EXYNOS_TMU_TRIP_MODE_SHIFT,
>> + .therm_trip_mode_mask = EXYNOS_TMU_TRIP_MODE_MASK,
>> + .therm_trip_en_shift = EXYNOS_TMU_THERM_TRIP_EN_SHIFT,
>> + .buf_slope_sel_shift = EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT,
>> + .buf_slope_sel_mask = EXYNOS_TMU_BUF_SLOPE_SEL_MASK,
>> + .calib_mode_shift = EXYNOS_TMU_CALIB_MODE_SHIFT,
>> + .calib_mode_mask = EXYNOS_TMU_CALIB_MODE_MASK,
>> + .core_en_shift = EXYNOS_TMU_CORE_EN_SHIFT,
>> + .tmu_status = EXYNOS5440_TMU_S0_7_STATUS,
>> + .tmu_cur_temp = EXYNOS5440_TMU_S0_7_TEMP,
>> + .threshold_th0 = EXYNOS5440_TMU_S0_7_TH0,
>> + .threshold_th1 = EXYNOS5440_TMU_S0_7_TH1,
>> + .threshold_th2 = EXYNOS5440_TMU_S0_7_TH2,
>> + .tmu_inten = EXYNOS5440_TMU_S0_7_IRQEN,
>> + .inten_rise_mask = EXYNOS5440_TMU_RISE_INT_MASK,
>> + .inten_rise_shift = EXYNOS5440_TMU_RISE_INT_SHIFT,
>> + .inten_fall_mask = EXYNOS5440_TMU_FALL_INT_MASK,
>> + .inten_fall_shift = EXYNOS5440_TMU_FALL_INT_SHIFT,
>> + .inten_rise0_shift = EXYNOS5440_TMU_INTEN_RISE0_SHIFT,
>> + .inten_rise1_shift = EXYNOS5440_TMU_INTEN_RISE1_SHIFT,
>> + .inten_rise2_shift = EXYNOS5440_TMU_INTEN_RISE2_SHIFT,
>> + .inten_rise3_shift = EXYNOS5440_TMU_INTEN_RISE3_SHIFT,
>> + .inten_fall0_shift = EXYNOS5440_TMU_INTEN_FALL0_SHIFT,
>> + .tmu_evten = EXYNOS5440_TMU_S0_7_EVTEN,
>> + .tmu_intstat = EXYNOS5440_TMU_S0_7_IRQ,
>> + .tmu_intclear = EXYNOS5440_TMU_S0_7_IRQ,
>> + .tmu_irqstatus = EXYNOS5440_TMU_IRQ_STATUS,
>> + .emul_con = EXYNOS5440_TMU_S0_7_DEBUG,
>> + .emul_temp_shift = EXYNOS_EMUL_DATA_SHIFT,
>> + .tmu_pmin = EXYNOS5440_TMU_PMIN,
>> +};
>> +struct exynos_tmu_platform_data const exynos5440_default_tmu_data = {
>> + .trigger_levels[0] = 100,
>> + .trigger_levels[4] = 105,
>> + .trigger_enable[0] = 1,
>> + .trigger_type[0] = 1,
>> + .trigger_type[4] = 2,
>> + .gain = 5,
>> + .reference_voltage = 16,
>> + .noise_cancel_mode = 4,
>> + .cal_type = TYPE_TWO_POINT_TRIMMING,
>> + .cal_mode = 0,
>> + .efuse_value = 0x5b2d,
>> + .min_efuse_value = 16,
>> + .max_efuse_value = 76,
>> + .first_point_trim = 25,
>> + .second_point_trim = 70,
>> + .default_temp_offset = 25,
>> + .type = SOC_ARCH_EXYNOS5440,
>> + .registers = &exynos5440_tmu_registers,
>> + .features = (TMU_SUPPORT_EMULATION | TMU_SUPPORT_FALLING_TRIP |
>> + TMU_SUPPORT_MULTI_INST),
>> };
>> #endif
>> diff --git a/drivers/thermal/samsung/exynos_tmu_data.h b/drivers/thermal/samsung/exynos_tmu_data.h
>> index 0560413..c409f3a 100644
>> --- a/drivers/thermal/samsung/exynos_tmu_data.h
>> +++ b/drivers/thermal/samsung/exynos_tmu_data.h
>> @@ -75,6 +75,8 @@
>> #define EXYNOS_TMU_TRIP_MODE_SHIFT 13
>> #define EXYNOS_TMU_TRIP_MODE_MASK 0x7
>> #define EXYNOS_TMU_THERM_TRIP_EN_SHIFT 12
>> +#define EXYNOS_TMU_CALIB_MODE_SHIFT 4
>> +#define EXYNOS_TMU_CALIB_MODE_MASK 0x3
>>
>> #define EXYNOS_TMU_INTEN_RISE0_SHIFT 0
>> #define EXYNOS_TMU_INTEN_RISE1_SHIFT 4
>> @@ -91,6 +93,37 @@
>> #define EXYNOS_EMUL_DATA_MASK 0xFF
>> #define EXYNOS_EMUL_ENABLE 0x1
>>
>> +/*exynos5440 specific registers*/
>> +#define EXYNOS5440_TMU_S0_7_TRIM 0x000
>> +#define EXYNOS5440_TMU_S0_7_CTRL 0x020
>> +#define EXYNOS5440_TMU_S0_7_DEBUG 0x040
>> +#define EXYNOS5440_TMU_S0_7_STATUS 0x060
>> +#define EXYNOS5440_TMU_S0_7_TEMP 0x0f0
>> +#define EXYNOS5440_TMU_S0_7_TH0 0x110
>> +#define EXYNOS5440_TMU_S0_7_TH1 0x130
>> +#define EXYNOS5440_TMU_S0_7_TH2 0x150
>> +#define EXYNOS5440_TMU_S0_7_EVTEN 0x1F0
>> +#define EXYNOS5440_TMU_S0_7_IRQEN 0x210
>> +#define EXYNOS5440_TMU_S0_7_IRQ 0x230
>> +/* exynos5440 common registers */
>> +#define EXYNOS5440_TMU_IRQ_STATUS 0x000
>> +#define EXYNOS5440_TMU_PMIN 0x004
>> +#define EXYNOS5440_TMU_TEMP 0x008
>> +
>> +#define EXYNOS5440_EFUSE_SWAP_OFFSET 8
>> +#define EXYNOS5440_TMU_RISE_INT_MASK 0xf
>> +#define EXYNOS5440_TMU_RISE_INT_SHIFT 0
>> +#define EXYNOS5440_TMU_FALL_INT_MASK 0xf
>> +#define EXYNOS5440_TMU_FALL_INT_SHIFT 4
>> +#define EXYNOS5440_TMU_INTEN_RISE0_SHIFT 0
>> +#define EXYNOS5440_TMU_INTEN_RISE1_SHIFT 1
>> +#define EXYNOS5440_TMU_INTEN_RISE2_SHIFT 2
>> +#define EXYNOS5440_TMU_INTEN_RISE3_SHIFT 3
>> +#define EXYNOS5440_TMU_INTEN_FALL0_SHIFT 4
>> +#define EXYNOS5440_TMU_INTEN_FALL1_SHIFT 5
>> +#define EXYNOS5440_TMU_INTEN_FALL2_SHIFT 6
>> +#define EXYNOS5440_TMU_INTEN_FALL3_SHIFT 7
>> +
>> #if defined(CONFIG_CPU_EXYNOS4210) && defined(CONFIG_EXYNOS_THERMAL_DATA)
>> extern struct exynos_tmu_platform_data const exynos4210_default_tmu_data;
>> #define EXYNOS4210_TMU_DRV_DATA (&exynos4210_default_tmu_data)
>> @@ -106,4 +139,11 @@ extern struct exynos_tmu_platform_data const exynos5250_default_tmu_data;
>> #define EXYNOS5250_TMU_DRV_DATA (NULL)
>> #endif
>>
>> +#if defined(CONFIG_SOC_EXYNOS5440) && defined(CONFIG_EXYNOS_THERMAL_DATA)
>> +extern struct exynos_tmu_platform_data const exynos5440_default_tmu_data;
>> +#define EXYNOS5440_TMU_DRV_DATA (&exynos5440_default_tmu_data)
>> +#else
>> +#define EXYNOS5440_TMU_DRV_DATA (NULL)
>> +#endif
>> +
>> #endif /*_LINUX_EXYNOS_TMU_DATA_H*/
>>
>
>
--
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