On 09-05-2013 22:17, amit daniel kachhap wrote:
> Hi Eduardo,
>
> On Thu, May 9, 2013 at 8:02 PM, Eduardo Valentin
> <eduardo.valen...@ti.com> wrote:
>> Hey Amit,
>>
>> On 07-05-2013 09:00, Amit Daniel Kachhap wrote:
>>> This patch migrates the TMU register definition/bitfields to data file. This
>>> is needed to support SoC's which use the same TMU controller but register
>>> validity, offsets or bitfield may slightly vary across SOC's.
>>>
>>> Acked-by: Kukjin Kim <kgene....@samsung.com>
>>> Signed-off-by: Amit Daniel Kachhap <amit.dan...@samsung.com>
>>> ---
>>> drivers/thermal/samsung/exynos_tmu.c | 177
>>> +++++++++-------------------
>>> drivers/thermal/samsung/exynos_tmu.h | 76 ++++++++++++
>>> drivers/thermal/samsung/exynos_tmu_data.c | 59 ++++++++++
>>> drivers/thermal/samsung/exynos_tmu_data.h | 68 +++++++++++
>>> 4 files changed, 260 insertions(+), 120 deletions(-)
>>>
>>> diff --git a/drivers/thermal/samsung/exynos_tmu.c
>>> b/drivers/thermal/samsung/exynos_tmu.c
>>> index 23baeeb..97b87aa 100644
>>> --- a/drivers/thermal/samsung/exynos_tmu.c
>>> +++ b/drivers/thermal/samsung/exynos_tmu.c
>>> @@ -36,77 +36,6 @@
>>> #include "exynos_tmu.h"
>>> #include "exynos_tmu_data.h"
>>>
>>> -/* Exynos generic registers */
>>> -#define EXYNOS_TMU_REG_TRIMINFO 0x0
>>> -#define EXYNOS_TMU_REG_CONTROL 0x20
>>> -#define EXYNOS_TMU_REG_STATUS 0x28
>>> -#define EXYNOS_TMU_REG_CURRENT_TEMP 0x40
>>> -#define EXYNOS_TMU_REG_INTEN 0x70
>>> -#define EXYNOS_TMU_REG_INTSTAT 0x74
>>> -#define EXYNOS_TMU_REG_INTCLEAR 0x78
>>> -
>>> -#define EXYNOS_TMU_TRIM_TEMP_MASK 0xff
>>> -#define EXYNOS_TMU_GAIN_SHIFT 8
>>> -#define EXYNOS_TMU_GAIN_MASK 0xf
>>> -#define EXYNOS_TMU_REF_VOLTAGE_SHIFT 24
>>> -#define EXYNOS_TMU_REF_VOLTAGE_MASK 0x1f
>>> -#define EXYNOS_TMU_BUF_SLOPE_SEL_MASK 0xf
>>> -#define EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT 8
>>> -#define EXYNOS_TMU_CORE_EN_SHIFT 0
>>> -
>>> -/* Exynos4210 specific registers */
>>> -#define EXYNOS4210_TMU_REG_THRESHOLD_TEMP 0x44
>>> -#define EXYNOS4210_TMU_REG_TRIG_LEVEL0 0x50
>>> -#define EXYNOS4210_TMU_REG_TRIG_LEVEL1 0x54
>>> -#define EXYNOS4210_TMU_REG_TRIG_LEVEL2 0x58
>>> -#define EXYNOS4210_TMU_REG_TRIG_LEVEL3 0x5C
>>> -#define EXYNOS4210_TMU_REG_PAST_TEMP0 0x60
>>> -#define EXYNOS4210_TMU_REG_PAST_TEMP1 0x64
>>> -#define EXYNOS4210_TMU_REG_PAST_TEMP2 0x68
>>> -#define EXYNOS4210_TMU_REG_PAST_TEMP3 0x6C
>>> -
>>> -#define EXYNOS4210_TMU_TRIG_LEVEL0_MASK 0x1
>>> -#define EXYNOS4210_TMU_TRIG_LEVEL1_MASK 0x10
>>> -#define EXYNOS4210_TMU_TRIG_LEVEL2_MASK 0x100
>>> -#define EXYNOS4210_TMU_TRIG_LEVEL3_MASK 0x1000
>>> -#define EXYNOS4210_TMU_TRIG_LEVEL_MASK 0x1111
>>> -#define EXYNOS4210_TMU_INTCLEAR_VAL 0x1111
>>> -
>>> -/* Exynos5250 and Exynos4412 specific registers */
>>> -#define EXYNOS_TMU_TRIMINFO_CON 0x14
>>> -#define EXYNOS_THD_TEMP_RISE 0x50
>>> -#define EXYNOS_THD_TEMP_FALL 0x54
>>> -#define EXYNOS_EMUL_CON 0x80
>>> -
>>> -#define EXYNOS_TRIMINFO_RELOAD 0x1
>>> -#define EXYNOS_TRIMINFO_SHIFT 0x0
>>> -#define EXYNOS_TMU_RISE_INT_MASK 0x111
>>> -#define EXYNOS_TMU_RISE_INT_SHIFT 0
>>> -#define EXYNOS_TMU_FALL_INT_MASK 0x111
>>> -#define EXYNOS_TMU_FALL_INT_SHIFT 12
>>> -#define EXYNOS_TMU_CLEAR_RISE_INT 0x111
>>> -#define EXYNOS_TMU_CLEAR_FALL_INT (0x111 << 12)
>>> -#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_INTEN_RISE0_SHIFT 0
>>> -#define EXYNOS_TMU_INTEN_RISE1_SHIFT 4
>>> -#define EXYNOS_TMU_INTEN_RISE2_SHIFT 8
>>> -#define EXYNOS_TMU_INTEN_RISE3_SHIFT 12
>>> -#define EXYNOS_TMU_INTEN_FALL0_SHIFT 16
>>> -#define EXYNOS_TMU_INTEN_FALL1_SHIFT 20
>>> -#define EXYNOS_TMU_INTEN_FALL2_SHIFT 24
>>> -
>>> -#ifdef CONFIG_THERMAL_EMULATION
>>> -#define EXYNOS_EMUL_TIME 0x57F0
>>> -#define EXYNOS_EMUL_TIME_MASK 0xffff
>>> -#define EXYNOS_EMUL_TIME_SHIFT 16
>>> -#define EXYNOS_EMUL_DATA_SHIFT 8
>>> -#define EXYNOS_EMUL_DATA_MASK 0xFF
>>> -#define EXYNOS_EMUL_ENABLE 0x1
>>> -#endif /* CONFIG_THERMAL_EMULATION */
>>> -
>>> struct exynos_tmu_data {
>>> struct exynos_tmu_platform_data *pdata;
>>> struct resource *mem;
>>> @@ -191,6 +120,7 @@ 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 rising_threshold = 0, falling_threshold = 0;
>>> int ret = 0, threshold_code, i, trigger_levs = 0;
>>> @@ -198,20 +128,20 @@ static int exynos_tmu_initialize(struct
>>> platform_device *pdev)
>>> mutex_lock(&data->lock);
>>> clk_enable(data->clk);
>>>
>>> - status = readb(data->base + EXYNOS_TMU_REG_STATUS);
>>> + status = readb(data->base + reg->tmu_status);
>>> if (!status) {
>>> ret = -EBUSY;
>>> goto out;
>>> }
>>>
>>> - if (data->soc == SOC_ARCH_EXYNOS) {
>>> - __raw_writel(EXYNOS_TRIMINFO_RELOAD,
>>> - data->base + EXYNOS_TMU_TRIMINFO_CON);
>>> - }
>>> + if (data->soc == SOC_ARCH_EXYNOS)
>>> + __raw_writel(1, data->base + reg->triminfo_ctrl);
>>> +
>>> /* Save trimming info in order to perform calibration */
>>> - trim_info = readl(data->base + EXYNOS_TMU_REG_TRIMINFO);
>>> - data->temp_error1 = trim_info & EXYNOS_TMU_TRIM_TEMP_MASK;
>>> - data->temp_error2 = ((trim_info >> 8) & EXYNOS_TMU_TRIM_TEMP_MASK);
>>> + 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);
>>
>> You changed from EXYNOS_TMU_TRIM_TEMP_MASK to EXYNOS_TMU_TEMP_MASK. Was
>> it this really what you wanted?
> Actually temp masks are same so removed EXYNOS_TMU_TRIM_TEMP_MASK.
ok
>>
>>>
>>> if ((pdata->min_efuse_value > data->temp_error1) ||
>>> (data->temp_error1 > pdata->max_efuse_value) ||
>>> @@ -231,13 +161,12 @@ static int exynos_tmu_initialize(struct
>>> platform_device *pdev)
>>> goto out;
>>> }
>>> writeb(threshold_code,
>>> - data->base + EXYNOS4210_TMU_REG_THRESHOLD_TEMP);
>>> + data->base + reg->threshold_temp);
>>> for (i = 0; i < trigger_levs; i++)
>>> writeb(pdata->trigger_levels[i],
>>> - data->base + EXYNOS4210_TMU_REG_TRIG_LEVEL0 + i * 4);
>>> + data->base + reg->threshold_th0 + i * 4);
>>>
>>
>> Is 4 your addressing unit? I believe there is a macro definition for this.
> yes 4 is a addressing unit. This is only used for 1 SOC so didn't define
> macro.
Yeah, I though we would have one already. Quick git grep and could not
find. How about using sizeof(void *) ?
>>
>>> - writel(EXYNOS4210_TMU_INTCLEAR_VAL,
>>> - data->base + EXYNOS_TMU_REG_INTCLEAR);
>>> + writel(reg->inten_rise_mask, data->base + reg->tmu_intclear);
>>> } else if (data->soc == SOC_ARCH_EXYNOS) {
>>> /* Write temperature code for rising and falling threshold */
>>> for (i = 0; i < trigger_levs; i++) {
>>> @@ -258,18 +187,19 @@ static int exynos_tmu_initialize(struct
>>> platform_device *pdev)
>>> }
>>> if (pdata->trigger_type[i] != HW_TRIP)
>>> continue;
>>> - con = readl(data->base + EXYNOS_TMU_REG_CONTROL);
>>> - con |= (1 << EXYNOS_TMU_THERM_TRIP_EN_SHIFT);
>>> - writel(con, data->base + EXYNOS_TMU_REG_CONTROL);
>>> + con = readl(data->base + reg->tmu_ctrl);
>>> + con |= (1 << reg->therm_trip_en_shift);
>>> + writel(con, data->base + reg->tmu_ctrl);
>>> }
>>>
>>> writel(rising_threshold,
>>> - data->base + EXYNOS_THD_TEMP_RISE);
>>> + data->base + reg->threshold_th0);
>>> writel(falling_threshold,
>>> - data->base + EXYNOS_THD_TEMP_FALL);
>>> + data->base + reg->threshold_th1);
>>>
>>> - writel(EXYNOS_TMU_CLEAR_RISE_INT | EXYNOS_TMU_CLEAR_FALL_INT,
>>> - data->base + EXYNOS_TMU_REG_INTCLEAR);
>>> + writel((reg->inten_rise_mask << reg->inten_rise_shift) |
>>> + (reg->inten_fall_mask << reg->inten_fall_shift),
>>> + data->base + reg->tmu_intclear);
>>> }
>>> out:
>>> clk_disable(data->clk);
>>> @@ -282,46 +212,46 @@ static void exynos_tmu_control(struct platform_device
>>> *pdev, bool on)
>>> {
>>> 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 con, interrupt_en;
>>>
>>> mutex_lock(&data->lock);
>>> clk_enable(data->clk);
>>>
>>> - con = readl(data->base + EXYNOS_TMU_REG_CONTROL);
>>> + con = readl(data->base + reg->tmu_ctrl);
>>>
>>> if (pdata->reference_voltage) {
>>> - con &= ~(EXYNOS_TMU_REF_VOLTAGE_MASK <<
>>> - EXYNOS_TMU_REF_VOLTAGE_SHIFT);
>>> - con |= pdata->reference_voltage <<
>>> EXYNOS_TMU_REF_VOLTAGE_SHIFT;
>>> + con &= ~(reg->buf_vref_sel_mask << reg->buf_vref_sel_shift);
>>> + con |= pdata->reference_voltage << reg->buf_vref_sel_shift;
>>> }
>>>
>>> if (pdata->gain) {
>>> - con &= ~(EXYNOS_TMU_GAIN_MASK << EXYNOS_TMU_GAIN_SHIFT);
>>> - con |= (pdata->gain << EXYNOS_TMU_GAIN_SHIFT);
>>> + con &= ~(reg->buf_slope_sel_mask << reg->buf_slope_sel_shift);
>>> + con |= (pdata->gain << reg->buf_slope_sel_shift);
>>> }
>>>
>>> if (pdata->noise_cancel_mode) {
>>> - con &= ~(EXYNOS_TMU_TRIP_MODE_MASK <<
>>> - EXYNOS_TMU_TRIP_MODE_SHIFT);
>>> - con |= (pdata->noise_cancel_mode <<
>>> EXYNOS_TMU_TRIP_MODE_SHIFT);
>>> + con &= ~(reg->therm_trip_mode_mask <<
>>> + reg->therm_trip_mode_shift);
>>> + con |= (pdata->noise_cancel_mode <<
>>> reg->therm_trip_mode_shift);
>>> }
>>>
>>> if (on) {
>>> - con |= (1 << EXYNOS_TMU_CORE_EN_SHIFT);
>>> + con |= (1 << reg->core_en_shift);
>>> interrupt_en =
>>> - pdata->trigger_enable[3] << EXYNOS_TMU_INTEN_RISE3_SHIFT |
>>> - pdata->trigger_enable[2] << EXYNOS_TMU_INTEN_RISE2_SHIFT |
>>> - pdata->trigger_enable[1] << EXYNOS_TMU_INTEN_RISE1_SHIFT |
>>> - pdata->trigger_enable[0] << EXYNOS_TMU_INTEN_RISE0_SHIFT;
>>> + pdata->trigger_enable[3] << reg->inten_rise3_shift |
>>> + pdata->trigger_enable[2] << reg->inten_rise2_shift |
>>> + pdata->trigger_enable[1] << reg->inten_rise1_shift |
>>> + pdata->trigger_enable[0] << reg->inten_rise0_shift;
>>> if (pdata->threshold_falling)
>>> interrupt_en |=
>>> - interrupt_en << EXYNOS_TMU_INTEN_FALL0_SHIFT;
>>> + interrupt_en << reg->inten_fall0_shift;
>>> } else {
>>> - con &= ~(1 << EXYNOS_TMU_CORE_EN_SHIFT);
>>> + con &= ~(1 << reg->core_en_shift);
>>> interrupt_en = 0; /* Disable all interrupts */
>>> }
>>> - writel(interrupt_en, data->base + EXYNOS_TMU_REG_INTEN);
>>> - writel(con, data->base + EXYNOS_TMU_REG_CONTROL);
>>> + writel(interrupt_en, data->base + reg->tmu_inten);
>>> + writel(con, data->base + reg->tmu_ctrl);
>>>
>>> clk_disable(data->clk);
>>> mutex_unlock(&data->lock);
>>> @@ -329,13 +259,15 @@ static void exynos_tmu_control(struct platform_device
>>> *pdev, bool on)
>>>
>>> static int exynos_tmu_read(struct exynos_tmu_data *data)
>>> {
>>> + struct exynos_tmu_platform_data *pdata = data->pdata;
>>> + struct exynos_tmu_registers *reg = pdata->registers;
>>> u8 temp_code;
>>> int temp;
>>>
>>> mutex_lock(&data->lock);
>>> clk_enable(data->clk);
>>>
>>> - temp_code = readb(data->base + EXYNOS_TMU_REG_CURRENT_TEMP);
>>> + temp_code = readb(data->base + reg->tmu_cur_temp);
>>> temp = code_to_temp(data, temp_code);
>>>
>>> clk_disable(data->clk);
>>> @@ -348,7 +280,9 @@ static int exynos_tmu_read(struct exynos_tmu_data *data)
>>> static int exynos_tmu_set_emulation(void *drv_data, unsigned long temp)
>>> {
>>> struct exynos_tmu_data *data = drv_data;
>>> - unsigned int reg;
>>> + struct exynos_tmu_platform_data *pdata = data->pdata;
>>> + struct exynos_tmu_registers *reg = pdata->registers;
>>> + unsigned int val;
>>> int ret = -EINVAL;
>>>
>>> if (data->soc == SOC_ARCH_EXYNOS4210)
>>> @@ -360,19 +294,19 @@ static int exynos_tmu_set_emulation(void *drv_data,
>>> unsigned long temp)
>>> mutex_lock(&data->lock);
>>> clk_enable(data->clk);
>>>
>>> - reg = readl(data->base + EXYNOS_EMUL_CON);
>>> + val = readl(data->base + reg->emul_con);
>>>
>>> if (temp) {
>>> temp /= MCELSIUS;
>>>
>>> - reg = (EXYNOS_EMUL_TIME << EXYNOS_EMUL_TIME_SHIFT) |
>>> + val = (EXYNOS_EMUL_TIME << reg->emul_time_shift) |
>>> (temp_to_code(data, temp)
>>> - << EXYNOS_EMUL_DATA_SHIFT) | EXYNOS_EMUL_ENABLE;
>>> + << reg->emul_temp_shift) | EXYNOS_EMUL_ENABLE;
>>> } else {
>>> - reg &= ~EXYNOS_EMUL_ENABLE;
>>> + val &= ~EXYNOS_EMUL_ENABLE;
>>> }
>>>
>>> - writel(reg, data->base + EXYNOS_EMUL_CON);
>>> + writel(val, data->base + reg->emul_con);
>>>
>>> clk_disable(data->clk);
>>> mutex_unlock(&data->lock);
>>> @@ -389,17 +323,20 @@ static void exynos_tmu_work(struct work_struct *work)
>>> {
>>> struct exynos_tmu_data *data = container_of(work,
>>> struct exynos_tmu_data, irq_work);
>>> + struct exynos_tmu_platform_data *pdata = data->pdata;
>>> + struct exynos_tmu_registers *reg = pdata->registers;
>>>
>>> exynos_report_trigger();
>>> mutex_lock(&data->lock);
>>> clk_enable(data->clk);
>>> +
>>> if (data->soc == SOC_ARCH_EXYNOS)
>>> - writel(EXYNOS_TMU_CLEAR_RISE_INT |
>>> - EXYNOS_TMU_CLEAR_FALL_INT,
>>> - data->base + EXYNOS_TMU_REG_INTCLEAR);
>>> + writel((reg->inten_rise_mask << reg->inten_rise_shift) |
>>> + (reg->inten_fall_mask << reg->inten_fall_shift),
>>> + data->base + reg->tmu_intclear);
>>> else
>>> - writel(EXYNOS4210_TMU_INTCLEAR_VAL,
>>> - data->base + EXYNOS_TMU_REG_INTCLEAR);
>>> + writel(reg->inten_rise_mask, data->base + reg->tmu_intclear);
>>> +
>>> clk_disable(data->clk);
>>> mutex_unlock(&data->lock);
>>>
>>> diff --git a/drivers/thermal/samsung/exynos_tmu.h
>>> b/drivers/thermal/samsung/exynos_tmu.h
>>> index 70cc518..1e5e492 100644
>>> --- a/drivers/thermal/samsung/exynos_tmu.h
>>> +++ b/drivers/thermal/samsung/exynos_tmu.h
>>> @@ -46,6 +46,81 @@ enum soc_type {
>>> };
>>>
>>> /**
>>> + * struct exynos_tmu_register - register descriptors to access registers
>>> and
>>> + * bitfields. The register validity, offsets and bitfield values may vary
>>> + * slightly across different exynos SOC's.
>>
>> No documentation for your registers? Or at least where to find explanation?
> yes didn't write documentation. Will do it.
>>
>>> + */
>>> +struct exynos_tmu_registers {
>>> + u32 triminfo_data;
>>> + u32 triminfo_25_shift;
>>> + u32 triminfo_85_shift;
>>> +
>>> + u32 triminfo_ctrl;
>>> + u32 triminfo_reload_shift;
>>> +
>>> + u32 tmu_ctrl;
>>> + u32 buf_vref_sel_shift;
>>> + u32 buf_vref_sel_mask;
>>> + u32 therm_trip_mode_shift;
>>> + u32 therm_trip_mode_mask;
>>> + u32 therm_trip_en_shift;
>>> + u32 buf_slope_sel_shift;
>>> + u32 buf_slope_sel_mask;
>>> + u32 therm_trip_tq_en_shift;
>>> + u32 core_en_shift;
>>> +
>>> + u32 tmu_status;
>>> +
>>> + u32 tmu_cur_temp;
>>> + u32 tmu_cur_temp_shift;
>>> +
>>> + u32 threshold_temp;
>>> +
>>> + u32 threshold_th0;
>>> + u32 threshold_th0_l0_shift;
>>> + u32 threshold_th0_l1_shift;
>>> + u32 threshold_th0_l2_shift;
>>> + u32 threshold_th0_l3_shift;
>>> +
>>> + u32 threshold_th1;
>>> + u32 threshold_th1_l0_shift;
>>> + u32 threshold_th1_l1_shift;
>>> + u32 threshold_th1_l2_shift;
>>> + u32 threshold_th1_l3_shift;
>>> +
>>> + u32 threshold_th2;
>>> + u32 threshold_th2_l0_shift;
>>> +
>>> + u32 threshold_th3;
>>> + u32 threshold_th3_l0_shift;
>>> +
>>> + u32 tmu_inten;
>>> + u32 inten_rise_shift;
>>> + u32 inten_rise_mask;
>>> + u32 inten_fall_shift;
>>> + u32 inten_fall_mask;
>>> + u32 inten_rise0_shift;
>>> + u32 inten_rise1_shift;
>>> + u32 inten_rise2_shift;
>>> + u32 inten_rise3_shift;
>>> + u32 inten_fall0_shift;
>>> + u32 inten_fall1_shift;
>>> + u32 inten_fall2_shift;
>>> + u32 inten_fall3_shift;
>>> +
>>> + u32 tmu_intstat;
>>> +
>>> + u32 tmu_intclear;
>>> +
>>> + u32 tmu_evten;
>>> +
>>> + u32 emul_con;
>>> + u32 emul_temp_shift;
>>> + u32 emul_time_shift;
>>> + u32 emul_time_mask;
>>> +};
>>> +
>>> +/**
>>> * struct exynos_tmu_platform_data
>>> * @threshold: basic temperature for generating interrupt
>>> * 25 <= threshold <= 125 [unit: degree Celsius]
>>> @@ -116,5 +191,6 @@ struct exynos_tmu_platform_data {
>>> enum soc_type type;
>>> struct freq_clip_table freq_tab[4];
>>> unsigned int freq_tab_count;
>>> + struct exynos_tmu_registers *registers;
>>> };
>>> #endif /* _LINUX_EXYNOS_THERMAL_H */
>>> diff --git a/drivers/thermal/samsung/exynos_tmu_data.c
>>> b/drivers/thermal/samsung/exynos_tmu_data.c
>>> index 6b937f5..3a1ded1 100644
>>> --- a/drivers/thermal/samsung/exynos_tmu_data.c
>>> +++ b/drivers/thermal/samsung/exynos_tmu_data.c
>>> @@ -25,6 +25,28 @@
>>> #include "exynos_tmu_data.h"
>>>
>>> #if defined(CONFIG_CPU_EXYNOS4210)
>>> +static struct exynos_tmu_registers exynos4210_tmu_registers = {
>>> + .triminfo_data = EXYNOS_TMU_REG_TRIMINFO,
>>> + .triminfo_25_shift = EXYNOS_TRIMINFO_25_SHIFT,
>>> + .triminfo_85_shift = EXYNOS_TRIMINFO_85_SHIFT,
>>> + .tmu_ctrl = EXYNOS_TMU_REG_CONTROL,
>>> + .buf_vref_sel_shift = EXYNOS_TMU_REF_VOLTAGE_SHIFT,
>>> + .buf_vref_sel_mask = EXYNOS_TMU_REF_VOLTAGE_MASK,
>>> + .buf_slope_sel_shift = EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT,
>>> + .buf_slope_sel_mask = EXYNOS_TMU_BUF_SLOPE_SEL_MASK,
>>> + .core_en_shift = EXYNOS_TMU_CORE_EN_SHIFT,
>>> + .tmu_status = EXYNOS_TMU_REG_STATUS,
>>> + .tmu_cur_temp = EXYNOS_TMU_REG_CURRENT_TEMP,
>>> + .threshold_temp = EXYNOS4210_TMU_REG_THRESHOLD_TEMP,
>>> + .threshold_th0 = EXYNOS4210_TMU_REG_TRIG_LEVEL0,
>>> + .tmu_inten = EXYNOS_TMU_REG_INTEN,
>>> + .inten_rise_mask = EXYNOS4210_TMU_TRIG_LEVEL_MASK,
>>> + .inten_rise0_shift = EXYNOS_TMU_INTEN_RISE0_SHIFT,
>>> + .inten_rise1_shift = EXYNOS_TMU_INTEN_RISE1_SHIFT,
>>> + .inten_rise2_shift = EXYNOS_TMU_INTEN_RISE2_SHIFT,
>>> + .inten_rise3_shift = EXYNOS_TMU_INTEN_RISE3_SHIFT,
>>> + .tmu_intclear = EXYNOS_TMU_REG_INTCLEAR,
>>> +};
>>> struct exynos_tmu_platform_data const exynos4210_default_tmu_data = {
>>> .threshold = 80,
>>> .trigger_levels[0] = 5,
>>> @@ -55,10 +77,46 @@ struct exynos_tmu_platform_data const
>>> exynos4210_default_tmu_data = {
>>> },
>>> .freq_tab_count = 2,
>>> .type = SOC_ARCH_EXYNOS4210,
>>> + .registers = &exynos4210_tmu_registers,
>>> };
>>> #endif
>>>
>>> #if defined(CONFIG_SOC_EXYNOS5250) || defined(CONFIG_SOC_EXYNOS4412)
>>> +static struct exynos_tmu_registers exynos5250_tmu_registers = {
>>> + .triminfo_data = EXYNOS_TMU_REG_TRIMINFO,
>>> + .triminfo_25_shift = EXYNOS_TRIMINFO_25_SHIFT,
>>> + .triminfo_85_shift = EXYNOS_TRIMINFO_85_SHIFT,
>>> + .triminfo_ctrl = EXYNOS_TMU_TRIMINFO_CON,
>>> + .triminfo_reload_shift = EXYNOS_TRIMINFO_RELOAD_SHIFT,
>>> + .tmu_ctrl = EXYNOS_TMU_REG_CONTROL,
>>> + .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,
>>> + .core_en_shift = EXYNOS_TMU_CORE_EN_SHIFT,
>>> + .tmu_status = EXYNOS_TMU_REG_STATUS,
>>> + .tmu_cur_temp = EXYNOS_TMU_REG_CURRENT_TEMP,
>>> + .threshold_th0 = EXYNOS_THD_TEMP_RISE,
>>> + .threshold_th1 = EXYNOS_THD_TEMP_FALL,
>>> + .tmu_inten = EXYNOS_TMU_REG_INTEN,
>>> + .inten_rise_mask = EXYNOS_TMU_RISE_INT_MASK,
>>> + .inten_rise_shift = EXYNOS_TMU_RISE_INT_SHIFT,
>>> + .inten_fall_mask = EXYNOS_TMU_FALL_INT_MASK,
>>> + .inten_fall_shift = EXYNOS_TMU_FALL_INT_SHIFT,
>>> + .inten_rise0_shift = EXYNOS_TMU_INTEN_RISE0_SHIFT,
>>> + .inten_rise1_shift = EXYNOS_TMU_INTEN_RISE1_SHIFT,
>>> + .inten_rise2_shift = EXYNOS_TMU_INTEN_RISE2_SHIFT,
>>> + .inten_rise3_shift = EXYNOS_TMU_INTEN_RISE3_SHIFT,
>>> + .inten_fall0_shift = EXYNOS_TMU_INTEN_FALL0_SHIFT,
>>> + .tmu_intclear = EXYNOS_TMU_REG_INTCLEAR,
>>> + .emul_con = EXYNOS_EMUL_CON,
>>> + .emul_temp_shift = EXYNOS_EMUL_DATA_SHIFT,
>>> + .emul_time_shift = EXYNOS_EMUL_TIME_SHIFT,
>>> + .emul_time_mask = EXYNOS_EMUL_TIME_MASK,
>>> +};
>>> struct exynos_tmu_platform_data const exynos5250_default_tmu_data = {
>>> .threshold_falling = 10,
>>> .trigger_levels[0] = 85,
>>> @@ -93,5 +151,6 @@ struct exynos_tmu_platform_data const
>>> exynos5250_default_tmu_data = {
>>> },
>>> .freq_tab_count = 2,
>>> .type = SOC_ARCH_EXYNOS,
>>> + .registers = &exynos5250_tmu_registers,
>>> };
>>> #endif
>>
>> One thing, I believe your data can be declared as const.
> yes they are already const.
>
Not all. The register structs you are adding are not const, for instance.
> Thanks,
> Amit Daniel
>>
>>> diff --git a/drivers/thermal/samsung/exynos_tmu_data.h
>>> b/drivers/thermal/samsung/exynos_tmu_data.h
>>> index 5b69711..0560413 100644
>>> --- a/drivers/thermal/samsung/exynos_tmu_data.h
>>> +++ b/drivers/thermal/samsung/exynos_tmu_data.h
>>> @@ -23,6 +23,74 @@
>>> #ifndef _LINUX_EXYNOS_TMU_DATA_H
>>> #define _LINUX_EXYNOS_TMU_DATA_H
>>>
>>> +/* Exynos generic registers */
>>> +#define EXYNOS_TMU_REG_TRIMINFO 0x0
>>> +#define EXYNOS_TMU_REG_CONTROL 0x20
>>> +#define EXYNOS_TMU_REG_STATUS 0x28
>>> +#define EXYNOS_TMU_REG_CURRENT_TEMP 0x40
>>> +#define EXYNOS_TMU_REG_INTEN 0x70
>>> +#define EXYNOS_TMU_REG_INTSTAT 0x74
>>> +#define EXYNOS_TMU_REG_INTCLEAR 0x78
>>> +
>>> +#define EXYNOS_TMU_TEMP_MASK 0xff
>>> +#define EXYNOS_TMU_REF_VOLTAGE_SHIFT 24
>>> +#define EXYNOS_TMU_REF_VOLTAGE_MASK 0x1f
>>> +#define EXYNOS_TMU_BUF_SLOPE_SEL_MASK 0xf
>>> +#define EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT 8
>>> +#define EXYNOS_TMU_CORE_EN_SHIFT 0
>>> +
>>> +/* Exynos4210 specific registers */
>>> +#define EXYNOS4210_TMU_REG_THRESHOLD_TEMP 0x44
>>> +#define EXYNOS4210_TMU_REG_TRIG_LEVEL0 0x50
>>> +#define EXYNOS4210_TMU_REG_TRIG_LEVEL1 0x54
>>> +#define EXYNOS4210_TMU_REG_TRIG_LEVEL2 0x58
>>> +#define EXYNOS4210_TMU_REG_TRIG_LEVEL3 0x5C
>>> +#define EXYNOS4210_TMU_REG_PAST_TEMP0 0x60
>>> +#define EXYNOS4210_TMU_REG_PAST_TEMP1 0x64
>>> +#define EXYNOS4210_TMU_REG_PAST_TEMP2 0x68
>>> +#define EXYNOS4210_TMU_REG_PAST_TEMP3 0x6C
>>> +
>>> +#define EXYNOS4210_TMU_TRIG_LEVEL0_MASK 0x1
>>> +#define EXYNOS4210_TMU_TRIG_LEVEL1_MASK 0x10
>>> +#define EXYNOS4210_TMU_TRIG_LEVEL2_MASK 0x100
>>> +#define EXYNOS4210_TMU_TRIG_LEVEL3_MASK 0x1000
>>> +#define EXYNOS4210_TMU_TRIG_LEVEL_MASK 0x1111
>>> +#define EXYNOS4210_TMU_INTCLEAR_VAL 0x1111
>>> +
>>> +/* Exynos5250 and Exynos4412 specific registers */
>>> +#define EXYNOS_TMU_TRIMINFO_CON 0x14
>>> +#define EXYNOS_THD_TEMP_RISE 0x50
>>> +#define EXYNOS_THD_TEMP_FALL 0x54
>>> +#define EXYNOS_EMUL_CON 0x80
>>> +
>>> +#define EXYNOS_TRIMINFO_RELOAD_SHIFT 1
>>> +#define EXYNOS_TRIMINFO_25_SHIFT 0
>>> +#define EXYNOS_TRIMINFO_85_SHIFT 8
>>> +#define EXYNOS_TMU_RISE_INT_MASK 0x111
>>> +#define EXYNOS_TMU_RISE_INT_SHIFT 0
>>> +#define EXYNOS_TMU_FALL_INT_MASK 0x111
>>> +#define EXYNOS_TMU_FALL_INT_SHIFT 12
>>> +#define EXYNOS_TMU_CLEAR_RISE_INT 0x111
>>> +#define EXYNOS_TMU_CLEAR_FALL_INT (0x111 << 12)
>>> +#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_INTEN_RISE0_SHIFT 0
>>> +#define EXYNOS_TMU_INTEN_RISE1_SHIFT 4
>>> +#define EXYNOS_TMU_INTEN_RISE2_SHIFT 8
>>> +#define EXYNOS_TMU_INTEN_RISE3_SHIFT 12
>>> +#define EXYNOS_TMU_INTEN_FALL0_SHIFT 16
>>> +#define EXYNOS_TMU_INTEN_FALL1_SHIFT 20
>>> +#define EXYNOS_TMU_INTEN_FALL2_SHIFT 24
>>> +
>>> +#define EXYNOS_EMUL_TIME 0x57F0
>>> +#define EXYNOS_EMUL_TIME_MASK 0xffff
>>> +#define EXYNOS_EMUL_TIME_SHIFT 16
>>> +#define EXYNOS_EMUL_DATA_SHIFT 8
>>> +#define EXYNOS_EMUL_DATA_MASK 0xFF
>>> +#define EXYNOS_EMUL_ENABLE 0x1
>>> +
>>> #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)
>>>
>>
>>
>
>
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