reg->tmu_irqstatus is set to non-zero value only for Exynos5440
so replace check for non-zero value of reg->tmu_irqstatus by
explicitly checking for Exynos5440 SoC type.  Then remove no
longer needed reg->tmu_irqstatus register abstraction.

There should be no functional changes caused by this patch.

Cc: Naveen Krishna Chatradhi <[email protected]>
Cc: Amit Daniel Kachhap <[email protected]>
Cc: Lukasz Majewski <[email protected]>
Cc: Eduardo Valentin <[email protected]>
Cc: Zhang Rui <[email protected]>
Signed-off-by: Bartlomiej Zolnierkiewicz <[email protected]>
Acked-by: Kyungmin Park <[email protected]>
---
 drivers/thermal/samsung/exynos_tmu.c      | 4 ++--
 drivers/thermal/samsung/exynos_tmu.h      | 2 --
 drivers/thermal/samsung/exynos_tmu_data.c | 1 -
 3 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/thermal/samsung/exynos_tmu.c 
b/drivers/thermal/samsung/exynos_tmu.c
index a4ed576..85e74e1 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -399,8 +399,8 @@ static void exynos_tmu_work(struct work_struct *work)
        if (!IS_ERR(data->clk_sec))
                clk_enable(data->clk_sec);
        /* Find which sensor generated this interrupt */
-       if (reg->tmu_irqstatus) {
-               val_type = readl(data->base_second + reg->tmu_irqstatus);
+       if (data->soc == SOC_ARCH_EXYNOS5440) {
+               val_type = readl(data->base_second + EXYNOS5440_TMU_IRQ_STATUS);
                if (!((val_type >> data->id) & 0x1))
                        goto out;
        }
diff --git a/drivers/thermal/samsung/exynos_tmu.h 
b/drivers/thermal/samsung/exynos_tmu.h
index 6567293..5ab7482 100644
--- a/drivers/thermal/samsung/exynos_tmu.h
+++ b/drivers/thermal/samsung/exynos_tmu.h
@@ -96,7 +96,6 @@ enum soc_type {
  * @intclr_rise_mask: mask bits of all rising interrupt bits.
  * @intclr_fall_mask: mask bits of all rising interrupt bits.
  * @emul_con: TMU emulation controller register.
- * @tmu_irqstatus: register to find which TMU generated interrupts.
  * @tmu_pmin: register to get/set the Pmin value.
  */
 struct exynos_tmu_registers {
@@ -126,7 +125,6 @@ struct exynos_tmu_registers {
 
        u32     emul_con;
 
-       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 b9a3778..5811b99 100644
--- a/drivers/thermal/samsung/exynos_tmu_data.c
+++ b/drivers/thermal/samsung/exynos_tmu_data.c
@@ -422,7 +422,6 @@ static const struct exynos_tmu_registers 
exynos5440_tmu_registers = {
        .intclr_rise_shift = EXYNOS5440_TMU_RISE_INT_SHIFT,
        .intclr_rise_mask = EXYNOS5440_TMU_RISE_INT_MASK,
        .intclr_fall_mask = EXYNOS5440_TMU_FALL_INT_MASK,
-       .tmu_irqstatus = EXYNOS5440_TMU_IRQ_STATUS,
        .emul_con = EXYNOS5440_TMU_S0_7_DEBUG,
        .tmu_pmin = EXYNOS5440_TMU_PMIN,
 };
-- 
1.8.2.3

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