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authorEduardo Valentin <eduardo.valentin@ti.com>2013-04-08 08:19:10 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-04-08 10:35:08 -0700
commitb763fdaeaec8d9bf6c2fc17cac9afd641d9d8c23 (patch)
tree6100239b08b64e93d951740a2aa8380428595ecf /drivers/staging/ti-soc-thermal
parent0359090ea72f2ed1465143432252ee0bbad810f7 (diff)
downloadlinux-b763fdaeaec8d9bf6c2fc17cac9afd641d9d8c23.tar.gz
staging: ti-soc-thermal: introduce OMAP4430 extrapolation constants
This patch defines and utilizes the extrapolation constants for OMAP4430. Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/ti-soc-thermal')
-rw-r--r--drivers/staging/ti-soc-thermal/omap4-thermal-data.c8
-rw-r--r--drivers/staging/ti-soc-thermal/ti-thermal.h4
2 files changed, 8 insertions, 4 deletions
diff --git a/drivers/staging/ti-soc-thermal/omap4-thermal-data.c b/drivers/staging/ti-soc-thermal/omap4-thermal-data.c
index ee9c9027025..d255d33da9e 100644
--- a/drivers/staging/ti-soc-thermal/omap4-thermal-data.c
+++ b/drivers/staging/ti-soc-thermal/omap4-thermal-data.c
@@ -82,10 +82,10 @@ const struct ti_bandgap_data omap4430_data = {
.registers = &omap4430_mpu_temp_sensor_registers,
.ts_data = &omap4430_mpu_temp_sensor_data,
.domain = "cpu",
- .slope = 0,
- .constant = 20000,
- .slope_pcb = 0,
- .constant_pcb = 20000,
+ .slope = OMAP_GRADIENT_SLOPE_4430,
+ .constant = OMAP_GRADIENT_CONST_4430,
+ .slope_pcb = OMAP_GRADIENT_SLOPE_W_PCB_4430,
+ .constant_pcb = OMAP_GRADIENT_CONST_W_PCB_4430,
.register_cooling = ti_thermal_register_cpu_cooling,
.unregister_cooling = ti_thermal_unregister_cpu_cooling,
},
diff --git a/drivers/staging/ti-soc-thermal/ti-thermal.h b/drivers/staging/ti-soc-thermal/ti-thermal.h
index 7b2d600f135..47cc9026755 100644
--- a/drivers/staging/ti-soc-thermal/ti-thermal.h
+++ b/drivers/staging/ti-soc-thermal/ti-thermal.h
@@ -26,6 +26,8 @@
#include "ti-bandgap.h"
/* sensors gradient and offsets */
+#define OMAP_GRADIENT_SLOPE_4430 0
+#define OMAP_GRADIENT_CONST_4430 20000
#define OMAP_GRADIENT_SLOPE_4460 348
#define OMAP_GRADIENT_CONST_4460 -9301
#define OMAP_GRADIENT_SLOPE_4470 308
@@ -37,6 +39,8 @@
#define OMAP_GRADIENT_CONST_5430_GPU 978
/* PCB sensor calculation constants */
+#define OMAP_GRADIENT_SLOPE_W_PCB_4430 0
+#define OMAP_GRADIENT_CONST_W_PCB_4430 20000
#define OMAP_GRADIENT_SLOPE_W_PCB_4460 1142
#define OMAP_GRADIENT_CONST_W_PCB_4460 -393
#define OMAP_GRADIENT_SLOPE_W_PCB_4470 1063