This patch add support for TRIM_RELOAD feature at Exynos3250. The TMu of
Exynos3250 has two TRIMINFO_CON register and must need to set RELOAD bit
before reading TRIMINFO register.
Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
Acked-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
Cc: Zhang Rui <rui.zhang@xxxxxxxxx>
Cc: Eduardo Valentin <edubezval@xxxxxxxxx>
Cc: Amit Daniel Kachhap <amit.daniel@xxxxxxxxxxx>
Reviewed-by: Amit Daniel Kachhap <amit.daniel@xxxxxxxxxxx>
---
drivers/thermal/samsung/exynos_tmu_data.c | 9 +++++++--
drivers/thermal/samsung/exynos_tmu_data.h | 7 +++++--
2 files changed, 12 insertions(+), 4 deletions(-)
diff --git a/drivers/thermal/samsung/exynos_tmu_data.c b/drivers/thermal/samsung/exynos_tmu_data.c
index 362a1e1..8bae170 100644
--- a/drivers/thermal/samsung/exynos_tmu_data.c
+++ b/drivers/thermal/samsung/exynos_tmu_data.c
@@ -87,6 +87,9 @@ struct exynos_tmu_init_data const exynos4210_default_tmu_data = {
#if defined(CONFIG_SOC_EXYNOS3250)
static const struct exynos_tmu_registers exynos3250_tmu_registers = {
.triminfo_data = EXYNOS_TMU_REG_TRIMINFO,
+ .triminfo_ctrl[0] = EXYNOS_TMU_TRIMINFO_CON1,
+ .triminfo_ctrl[1] = EXYNOS_TMU_TRIMINFO_CON2,
+ .triminfo_ctrl_count = 2,
.tmu_ctrl = EXYNOS_TMU_REG_CONTROL,
.test_mux_addr_shift = EXYNOS4412_MUX_ADDR_SHIFT,
.therm_trip_mode_shift = EXYNOS_TMU_TRIP_MODE_SHIFT,
@@ -147,8 +150,10 @@ static const struct exynos_tmu_registers exynos3250_tmu_registers = {
.temp_level = 95, \
}, \
.freq_tab_count = 2, \
+ .triminfo_reload[0] = EXYNOS_TRIMINFO_RELOAD_ENABLE, \
+ .triminfo_reload[1] = EXYNOS_TRIMINFO_RELOAD_ENABLE, \
.registers = &exynos3250_tmu_registers, \
- .features = (TMU_SUPPORT_EMULATION | \
+ .features = (TMU_SUPPORT_EMULATION | TMU_SUPPORT_TRIM_RELOAD | \
TMU_SUPPORT_FALLING_TRIP | TMU_SUPPORT_READY_STATUS | \
TMU_SUPPORT_EMUL_TIME)
#endif
@@ -169,7 +174,7 @@ struct exynos_tmu_init_data const exynos3250_default_tmu_data = {
#if defined(CONFIG_SOC_EXYNOS4412) || defined(CONFIG_SOC_EXYNOS5250)
static const struct exynos_tmu_registers exynos4412_tmu_registers = {
.triminfo_data = EXYNOS_TMU_REG_TRIMINFO,
- .triminfo_ctrl[0] = EXYNOS_TMU_TRIMINFO_CON,
+ .triminfo_ctrl[0] = EXYNOS_TMU_TRIMINFO_CON2,
.triminfo_ctrl_count = 1,
.tmu_ctrl = EXYNOS_TMU_REG_CONTROL,
.test_mux_addr_shift = EXYNOS4412_MUX_ADDR_SHIFT,
diff --git a/drivers/thermal/samsung/exynos_tmu_data.h b/drivers/thermal/samsung/exynos_tmu_data.h
index 6b47a17..4b8f33c 100644
--- a/drivers/thermal/samsung/exynos_tmu_data.h
+++ b/drivers/thermal/samsung/exynos_tmu_data.h
@@ -39,14 +39,17 @@
#define EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT 8
#define EXYNOS_TMU_CORE_EN_SHIFT 0
+/* Exynos3250 specific registers */
+#define EXYNOS_TMU_TRIMINFO_CON1 0x10
+
/* Exynos4210 specific registers */
#define EXYNOS4210_TMU_REG_THRESHOLD_TEMP 0x44
#define EXYNOS4210_TMU_REG_TRIG_LEVEL0 0x50
#define EXYNOS4210_TMU_TRIG_LEVEL_MASK 0x1111
-/* Exynos5250 and Exynos4412 specific registers */
-#define EXYNOS_TMU_TRIMINFO_CON 0x14
+/* Exynos5250, Exynos4412, Exynos3250 specific registers */
+#define EXYNOS_TMU_TRIMINFO_CON2 0x14
#define EXYNOS_THD_TEMP_RISE 0x50
#define EXYNOS_THD_TEMP_FALL 0x54
#define EXYNOS_EMUL_CON 0x80
--
1.8.0
--
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