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Message-ID: <CAHfPSqC+Gcp9qTbs0f7s00WXqQQjrG+mrYrJwmXU_VjLah-7zQ@mail.gmail.com>
Date: Wed, 7 Aug 2013 15:23:49 +0530
From: Naveen Krishna Ch <naveenkrishna.ch@...il.com>
To: Jungseok Lee <jays.lee@...sung.com>
Cc: Amit Daniel Kachhap <amit.daniel@...sung.com>,
linux-pm@...r.kernel.org, Zhang Rui <rui.zhang@...el.com>,
Eduardo Valentin <eduardo.valentin@...com>,
linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
amit.kachhap@...il.com, Kukjin Kim <kgene.kim@...sung.com>
Subject: Re: [PATCH V7 23/30] thermal: exynos: Add thermal configuration data
for exynos5440 TMU sensor
On 26 June 2013 06:54, Jungseok Lee <jays.lee@...sung.com> wrote:
> On Monday, June 24, 2013 7:51 PM, Amit Daniel Kachhap wrote:
>>This patch adds configuration data for exynos5440 soc. Also register
>>definations for the controller are added.
>>
>>Acked-by: Jonghwa Lee <jonghwa3.lee@...sung.com>
>>Acked-by: Kukjin Kim <kgene.kim@...sung.com>
>>Signed-off-by: Amit Daniel Kachhap <amit.daniel@...sung.com>
>>---
>> drivers/thermal/samsung/exynos_tmu.c | 4 ++
>> drivers/thermal/samsung/exynos_tmu_data.c | 71 +++++++++++++++++++++++++++++
>> drivers/thermal/samsung/exynos_tmu_data.h | 7 +++
>> 3 files changed, 82 insertions(+), 0 deletions(-)
>>
>>diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
>>index 6bc86f6..651f460 100644
>>--- a/drivers/thermal/samsung/exynos_tmu.c
>>+++ b/drivers/thermal/samsung/exynos_tmu.c
>>@@ -456,6 +456,10 @@ 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);
>>diff --git a/drivers/thermal/samsung/exynos_tmu_data.c b/drivers/thermal/samsung/exynos_tmu_data.c
>>index 2612b45..5952915 100644
>>--- a/drivers/thermal/samsung/exynos_tmu_data.c
>>+++ b/drivers/thermal/samsung/exynos_tmu_data.c
>>@@ -175,3 +175,74 @@ struct exynos_tmu_init_data const exynos5250_default_tmu_data = {
>> .tmu_count = 1,
>> };
>> #endif
>>+
>>+#if defined(CONFIG_SOC_EXYNOS5440)
>>+static const 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,
>>+ .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,
>>+ .threshold_th3_l0_shift = EXYNOS5440_TMU_TH_RISE4_SHIFT,
>>+ .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_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,
>>+};
>>+
>>+#define EXYNOS5440_TMU_DATA \
>>+ .trigger_levels[0] = 100, \
>>+ .trigger_levels[4] = 105, \
>>+ .trigger_enable[0] = 1, \
>>+ .trigger_type[0] = SW_TRIP, \
>>+ .trigger_type[4] = HW_TRIP, \
>>+ .max_trigger_level = 5, \
>>+ .gain = 5, \
>>+ .reference_voltage = 16, \
>>+ .noise_cancel_mode = 4, \
>>+ .cal_type = TYPE_ONE_POINT_TRIMMING, \
>>+ .cal_mode = 0, \
>
> .cal_mode = SW_MODE is a clearer expression.
>
>>+ .efuse_value = 0x5b2d, \
>
> .efuse_value should be incremented by one.
>
> Thanks,
> Jungseok Lee
>>+ .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 | TMU_SUPPORT_SHARED_MEMORY),
>>+
>>+struct exynos_tmu_init_data const exynos5440_default_tmu_data = {
>>+ .tmu_data = {
>>+ { EXYNOS5440_TMU_DATA } ,
>>+ { EXYNOS5440_TMU_DATA } ,
>>+ { EXYNOS5440_TMU_DATA } ,
>>+ },
>>+ .tmu_count = 3,
>>+};
>>+#endif
>>diff --git a/drivers/thermal/samsung/exynos_tmu_data.h b/drivers/thermal/samsung/exynos_tmu_data.h
>>index ad263e9..43ce5fb 100644
>>--- a/drivers/thermal/samsung/exynos_tmu_data.h
>>+++ b/drivers/thermal/samsung/exynos_tmu_data.h
>>@@ -143,4 +143,11 @@ extern struct exynos_tmu_init_data const exynos5250_default_tmu_data;
>> #define EXYNOS5250_TMU_DRV_DATA (NULL)
>> #endif
>>
>>+#if defined(CONFIG_SOC_EXYNOS5440)
>>+extern struct exynos_tmu_init_data const exynos5440_default_tmu_data;
>>+#define EXYNOS5440_TMU_DRV_DATA (&exynos5440_default_tmu_data)
>>+#else
>>+#define EXYNOS5440_TMU_DRV_DATA (NULL)
>>+#endif
>>+
>> #endif /*_EXYNOS_TMU_DATA_H*/
I'm making some changes for exynos5420 and i've a doubt regarding
passing platform data.
When we have DT support in the driver, Why are we not using DT to pass
all these details ?
>>--
>>1.7.1
>>
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>
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Shine bright,
(: Nav :)
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