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 | 11 +++++++++--
drivers/thermal/samsung/exynos_tmu_data.h | 7 +++++--
2 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/drivers/thermal/samsung/exynos_tmu_data.c b/drivers/thermal/samsung/exynos_tmu_data.c
index 754c638..4006eb4 100644
--- a/drivers/thermal/samsung/exynos_tmu_data.c
+++ b/drivers/thermal/samsung/exynos_tmu_data.c
@@ -95,6 +95,11 @@ static const struct exynos_tmu_registers exynos3250_tmu_registers = {
.triminfo_data = EXYNOS_TMU_REG_TRIMINFO,
.triminfo_25_shift = EXYNOS_TRIMINFO_25_SHIFT,
.triminfo_85_shift = EXYNOS_TRIMINFO_85_SHIFT,
+ .triminfo_ctrl[0] = EXYNOS_TMU_TRIMINFO_CON1,
+ .triminfo_ctrl[1] = EXYNOS_TMU_TRIMINFO_CON2,
+ .triminfo_ctrl_count = 2,
+ .triminfo_reload_shift = EXYNOS_TRIMINFO_RELOAD_SHIFT,
+ .triminfo_reload_mask = EXYNOS_TRIMINFO_RELOAD_MASK,
.tmu_ctrl = EXYNOS_TMU_REG_CONTROL,
.test_mux_addr_shift = EXYNOS4412_MUX_ADDR_SHIFT,
.buf_vref_sel_shift = EXYNOS_TMU_REF_VOLTAGE_SHIFT,
@@ -161,7 +166,9 @@ static const struct exynos_tmu_registers exynos3250_tmu_registers = {
}, \
.freq_tab_count = 2, \
.registers = &exynos3250_tmu_registers, \
- .features = (TMU_SUPPORT_EMULATION | \
+ .triminfo_reload[0] = EXYNOS_TRIMINFO_RELOAD_ENABLE, \
+ .triminfo_reload[1] = EXYNOS_TRIMINFO_RELOAD_ENABLE, \
+ .features = (TMU_SUPPORT_EMULATION | TMU_SUPPORT_TRIM_RELOAD | \
TMU_SUPPORT_FALLING_TRIP | TMU_SUPPORT_READY_STATUS | \
TMU_SUPPORT_EMUL_TIME)
#endif
@@ -184,7 +191,7 @@ static const struct exynos_tmu_registers exynos4412_tmu_registers = {
.triminfo_data = EXYNOS_TMU_REG_TRIMINFO,
.triminfo_25_shift = EXYNOS_TRIMINFO_25_SHIFT,
.triminfo_85_shift = EXYNOS_TRIMINFO_85_SHIFT,
- .triminfo_ctrl[0] = EXYNOS_TMU_TRIMINFO_CON,
+ .triminfo_ctrl[0] = EXYNOS_TMU_TRIMINFO_CON2,
.triminfo_ctrl_count = 1,
.triminfo_reload_shift = EXYNOS_TRIMINFO_RELOAD_SHIFT,
.triminfo_reload_mask = EXYNOS_TRIMINFO_RELOAD_MASK,
diff --git a/drivers/thermal/samsung/exynos_tmu_data.h b/drivers/thermal/samsung/exynos_tmu_data.h
index 87454f63..f62fdde 100644
--- a/drivers/thermal/samsung/exynos_tmu_data.h
+++ b/drivers/thermal/samsung/exynos_tmu_data.h
@@ -57,8 +57,11 @@
#define EXYNOS4210_TMU_TRIG_LEVEL_MASK 0x1111
#define EXYNOS4210_TMU_INTCLEAR_VAL 0x1111
-/* Exynos5250 and Exynos4412 specific registers */
-#define EXYNOS_TMU_TRIMINFO_CON 0x14
+/* Exynos3250 specific registers */
+#define EXYNOS_TMU_TRIMINFO_CON1 0x10
+
+/* Exynos5250 ,Exynos4412 and 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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