Register definitions needed for configuring the
ePWM module.
Signed-off-by: Tomas Melin <tomas.me...@vaisala.com>
---
arch/arm/include/asm/arch-am33xx/cpu.h | 36 ++++++++++++++++++++++
arch/arm/include/asm/arch-am33xx/hardware_am33xx.h | 1 +
2 files changed, 37 insertions(+)
diff --git a/arch/arm/include/asm/arch-am33xx/cpu.h
b/arch/arm/include/asm/arch-am33xx/cpu.h
index 05752ce..ec8381e 100644
--- a/arch/arm/include/asm/arch-am33xx/cpu.h
+++ b/arch/arm/include/asm/arch-am33xx/cpu.h
@@ -541,6 +541,8 @@ struct pwmss_regs {
};
#define ECAP_CLK_EN BIT(0)
#define ECAP_CLK_STOP_REQ BIT(1)
+#define EPWM_CLK_EN BIT(8)
+#define EPWM_CLK_STOP_REQ BIT(9)
struct pwmss_ecap_regs {
unsigned int tsctr;
@@ -554,6 +556,40 @@ struct pwmss_ecap_regs {
unsigned short ecctl2;
};
+struct pwmss_epwm_regs {
+ unsigned short tbctl;
+ unsigned short tbsts;
+ unsigned short tbphshr;
+ unsigned short tbphs;
+ unsigned short tbcnt;
+ unsigned short tbprd;
+ unsigned short res1;
+ unsigned short cmpctl;
+ unsigned short cmpahr;
+ unsigned short cmpa;
+ unsigned short cmpb;
+ unsigned short aqctla;
+ unsigned short aqctlb;
+ unsigned short aqsfrc;
+ unsigned short aqcsfrc;
+ unsigned short dbctl;
+ unsigned short dbred;
+ unsigned short dbfed;
+ unsigned short tzsel;
+ unsigned short tzctl;
+ unsigned short tzflg;
+ unsigned short tzclr;
+ unsigned short tzfrc;
+ unsigned short etsel;
+ unsigned short etps;
+ unsigned short etflg;
+ unsigned short etclr;
+ unsigned short etfrc;
+ unsigned short pcctl;
+ unsigned int res2[66];
+ unsigned short hrcnfg;
+};
+
/* Capture Control register 2 */
#define ECTRL2_SYNCOSEL_MASK (0x03 << 6)
#define ECTRL2_MDSL_ECAP BIT(9)
diff --git a/arch/arm/include/asm/arch-am33xx/hardware_am33xx.h
b/arch/arm/include/asm/arch-am33xx/hardware_am33xx.h
index e4231c8..e6d9de4 100644
--- a/arch/arm/include/asm/arch-am33xx/hardware_am33xx.h
+++ b/arch/arm/include/asm/arch-am33xx/hardware_am33xx.h
@@ -64,5 +64,6 @@
/* PWMSS */
#define PWMSS0_BASE 0x48300000
#define AM33XX_ECAP0_BASE 0x48300100
+#define AM33XX_EPWM_BASE 0x48300200
#endif /* __AM33XX_HARDWARE_AM33XX_H */
--
2.1.4
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