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authorBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2014-11-13 16:01:09 +0100
committerEduardo Valentin <edubezval@gmail.com>2014-11-20 10:53:11 -0400
commit6f02fa18fbff39919f26c228e2e7f1f5b9b211e9 (patch)
treec8e9c06c558e94bab72acf0dfdc59641b5616be7 /drivers
parentthermal: exynos: replace threshold_falling check by Exynos SoC type one (diff)
downloadlinux-dev-6f02fa18fbff39919f26c228e2e7f1f5b9b211e9.tar.xz
linux-dev-6f02fa18fbff39919f26c228e2e7f1f5b9b211e9.zip
thermal: exynos: remove TMU_SUPPORT_READY_STATUS flag
Replace TMU_SUPPORT_READY_STATUS flag check in exynos_tmu_initialize() by an explicit check for a SoC type (all SoC types except Exynos5440 have TMU_SUPPORT_READY_STATUS flag set in their struct exynos_tmu_init_data instances). This is a preparation for introducing per-SoC type tmu_initialize method. There should be no functional changes caused by this patch. Cc: Amit Daniel Kachhap <amit.daniel@samsung.com> Cc: Lukasz Majewski <l.majewski@samsung.com> Cc: Eduardo Valentin <edubezval@gmail.com> Cc: Zhang Rui <rui.zhang@intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Tested-by: Lukasz Majewski <l.majewski@samsung.com> Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/thermal/samsung/exynos_tmu.c2
-rw-r--r--drivers/thermal/samsung/exynos_tmu.h7
-rw-r--r--drivers/thermal/samsung/exynos_tmu_data.c14
3 files changed, 8 insertions, 15 deletions
diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index 4f7cad94771b..33ee527fd211 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -153,7 +153,7 @@ static int exynos_tmu_initialize(struct platform_device *pdev)
if (!IS_ERR(data->clk_sec))
clk_enable(data->clk_sec);
- if (TMU_SUPPORTS(pdata, READY_STATUS)) {
+ if (data->soc != SOC_ARCH_EXYNOS5440) {
status = readb(data->base + EXYNOS_TMU_REG_STATUS);
if (!status) {
ret = -EBUSY;
diff --git a/drivers/thermal/samsung/exynos_tmu.h b/drivers/thermal/samsung/exynos_tmu.h
index ebe39b433da4..d3d92058139e 100644
--- a/drivers/thermal/samsung/exynos_tmu.h
+++ b/drivers/thermal/samsung/exynos_tmu.h
@@ -54,8 +54,6 @@ enum soc_type {
* be reloaded.
* TMU_SUPPORT_FALLING_TRIP - This features shows that interrupt can
* be registered for falling trips also.
- * TMU_SUPPORT_READY_STATUS - This feature tells that the TMU current
- * state(active/idle) can be checked.
* TMU_SUPPORT_EMUL_TIME - This features allows to set next temp emulation
* sample time.
* TMU_SUPPORT_ADDRESS_MULTIPLE - This feature tells that the different TMU
@@ -66,9 +64,8 @@ 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_SUPPORT_EMUL_TIME BIT(5)
-#define TMU_SUPPORT_ADDRESS_MULTIPLE BIT(6)
+#define TMU_SUPPORT_EMUL_TIME BIT(4)
+#define TMU_SUPPORT_ADDRESS_MULTIPLE BIT(5)
#define TMU_SUPPORTS(a, b) (a->features & TMU_SUPPORT_ ## b)
diff --git a/drivers/thermal/samsung/exynos_tmu_data.c b/drivers/thermal/samsung/exynos_tmu_data.c
index f81c940fe884..c327120046ef 100644
--- a/drivers/thermal/samsung/exynos_tmu_data.c
+++ b/drivers/thermal/samsung/exynos_tmu_data.c
@@ -73,7 +73,6 @@ struct exynos_tmu_init_data const exynos4210_default_tmu_data = {
.freq_tab_count = 2,
.type = SOC_ARCH_EXYNOS4210,
.registers = &exynos4210_tmu_registers,
- .features = TMU_SUPPORT_READY_STATUS,
},
},
.tmu_count = 1,
@@ -133,8 +132,7 @@ static const struct exynos_tmu_registers exynos3250_tmu_registers = {
.freq_tab_count = 2, \
.registers = &exynos3250_tmu_registers, \
.features = (TMU_SUPPORT_EMULATION | TMU_SUPPORT_TRIM_RELOAD | \
- TMU_SUPPORT_FALLING_TRIP | TMU_SUPPORT_READY_STATUS | \
- TMU_SUPPORT_EMUL_TIME)
+ TMU_SUPPORT_FALLING_TRIP | TMU_SUPPORT_EMUL_TIME)
#endif
#if defined(CONFIG_SOC_EXYNOS3250)
@@ -204,8 +202,7 @@ static const struct exynos_tmu_registers exynos4412_tmu_registers = {
.freq_tab_count = 2, \
.registers = &exynos4412_tmu_registers, \
.features = (TMU_SUPPORT_EMULATION | TMU_SUPPORT_TRIM_RELOAD | \
- TMU_SUPPORT_FALLING_TRIP | TMU_SUPPORT_READY_STATUS | \
- TMU_SUPPORT_EMUL_TIME)
+ TMU_SUPPORT_FALLING_TRIP | TMU_SUPPORT_EMUL_TIME)
#endif
#if defined(CONFIG_SOC_EXYNOS4412)
@@ -291,7 +288,7 @@ static const struct exynos_tmu_registers exynos5260_tmu_registers = {
__EXYNOS5260_TMU_DATA \
.type = SOC_ARCH_EXYNOS5260, \
.features = (TMU_SUPPORT_EMULATION | TMU_SUPPORT_FALLING_TRIP | \
- TMU_SUPPORT_READY_STATUS | TMU_SUPPORT_EMUL_TIME)
+ TMU_SUPPORT_EMUL_TIME)
struct exynos_tmu_init_data const exynos5260_default_tmu_data = {
.tmu_data = {
@@ -364,14 +361,13 @@ static const struct exynos_tmu_registers exynos5420_tmu_registers = {
__EXYNOS5420_TMU_DATA \
.type = SOC_ARCH_EXYNOS5250, \
.features = (TMU_SUPPORT_EMULATION | TMU_SUPPORT_FALLING_TRIP | \
- TMU_SUPPORT_READY_STATUS | TMU_SUPPORT_EMUL_TIME)
+ TMU_SUPPORT_EMUL_TIME)
#define EXYNOS5420_TMU_DATA_SHARED \
__EXYNOS5420_TMU_DATA \
.type = SOC_ARCH_EXYNOS5420_TRIMINFO, \
.features = (TMU_SUPPORT_EMULATION | TMU_SUPPORT_FALLING_TRIP | \
- TMU_SUPPORT_READY_STATUS | TMU_SUPPORT_EMUL_TIME | \
- TMU_SUPPORT_ADDRESS_MULTIPLE)
+ TMU_SUPPORT_EMUL_TIME | TMU_SUPPORT_ADDRESS_MULTIPLE)
struct exynos_tmu_init_data const exynos5420_default_tmu_data = {
.tmu_data = {