ARM: Add register defines for am33xx ePWM registers

Register definitions needed for configuring the
ePWM module.

Signed-off-by: Tomas Melin <tomas.melin@vaisala.com>

arch/arm/include/asm/arch-am33xx/cpu.h

@@ -579,6 +579,8 @@ 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;
@@ -592,6 +594,40 @@ 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)

arch/arm/include/asm/arch-am33xx/hardware_am33xx.h

@@ -67,5 +67,6 @@
 /* PWMSS */
 #define PWMSS0_BASE			0x48300000
 #define AM33XX_ECAP0_BASE		0x48300100
+#define AM33XX_EPWM_BASE		0x48300200
 
 #endif /* __AM33XX_HARDWARE_AM33XX_H */