[PATCH 2/9] arch: mach-imx: imx8m: add pwm ctrl registers fields defines

[Tommaso Merciai]

Add pwm control registers fields defines into imx-regs.h:

 - prescaler
 - dozeen
 - waiten
 - dbgen
 - clksrc_ipg_high
 - clksrc_ipg, en field

References:
 - iMX8MMRM.pdf p 3884

Signed-off-by: Tommaso Merciai <tommaso.merciai at amarulasolutions.com>
---
 arch/arm/include/asm/arch-imx8m/imx-regs.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/include/asm/arch-imx8m/imx-regs.h b/arch/arm/include/asm/arch-imx8m/imx-regs.h
index 38f8ba41c3..13538ba5f6 100644
--- a/arch/arm/include/asm/arch-imx8m/imx-regs.h
+++ b/arch/arm/include/asm/arch-imx8m/imx-regs.h
@@ -353,6 +353,14 @@ struct src {
 	u32 ddr2_rcr;
 };
 
+#define PWMCR_PRESCALER(x)	(((x - 1) & 0xFFF) << 4)
+#define PWMCR_DOZEEN		(1 << 24)
+#define PWMCR_WAITEN		(1 << 23)
+#define PWMCR_DBGEN		(1 << 22)
+#define PWMCR_CLKSRC_IPG_HIGH	(2 << 16)
+#define PWMCR_CLKSRC_IPG	(1 << 16)
+#define PWMCR_EN		(1 << 0)
+
 #define WDOG_WDT_MASK	BIT(3)
 #define WDOG_WDZST_MASK	BIT(0)
 struct wdog_regs {
-- 
2.25.1