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From: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
Cc: tommaso.merciai@amarulasolutions.com, Peng Fan <peng.fan@nxp.com>,
	Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com>,
	Alice Guo <alice.guo@nxp.com>, Ye Li <ye.li@nxp.com>,
	u-boot@lists.denx.de
Subject: [PATCH v2 2/9] arch: mach-imx: imx8m: add pwm ctrl registers fields defines
Date: Wed, 16 Mar 2022 16:27:38 +0100	[thread overview]
Message-ID: <20220316152746.47768-3-tommaso.merciai@amarulasolutions.com> (raw)
In-Reply-To: <20220316152746.47768-1-tommaso.merciai@amarulasolutions.com>

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@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


  parent reply	other threads:[~2022-03-16 15:28 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-16 15:27 [PATCH v2 0/9] imx8mm: add pwm-imx backlight support Tommaso Merciai
2022-03-16 15:27 ` [PATCH v2 1/9] arch: mach-imx: imx8m: add pwm1/pwm2 base address Tommaso Merciai
2022-03-16 15:27 ` Tommaso Merciai [this message]
2022-03-16 15:27 ` [PATCH v2 3/9] arch: mach-imx: imx8m: add pwm_regs struct in imx-regs Tommaso Merciai
2022-03-16 15:27 ` [PATCH v2 4/9] arm: imx: imx8mm: add enable_pwm_clk function Tommaso Merciai
2022-03-16 19:07   ` Michael Nazzareno Trimarchi
2022-03-17  7:40     ` Tommaso Merciai
2022-03-16 20:54   ` Marek Vasut
2022-03-17  7:39     ` Tommaso Merciai
2022-03-17 11:58       ` Marek Vasut
2022-03-17 12:38         ` Tommaso Merciai
2022-03-17 12:44           ` Marek Vasut
2022-03-17 15:13           ` Tommaso Merciai
2022-03-17 15:31             ` Marek Vasut
2022-03-24 10:55               ` Tommaso Merciai
2022-03-16 15:27 ` [PATCH v2 5/9] imx8m: clock: " Tommaso Merciai
2022-03-16 15:27 ` [PATCH v2 6/9] configs: imx8mm_evk: add CONFIG_IMX6_PWM_PER_CLK config Tommaso Merciai
2022-03-16 15:27 ` [PATCH v2 7/9] imx8mm_evk: spl: enable pwm clock Tommaso Merciai
2022-03-16 23:55   ` Fabio Estevam
2022-03-17  0:48     ` Fabio Estevam
2022-03-17  7:34       ` Tommaso Merciai
2022-03-17 10:55         ` Fabio Estevam
2022-03-17 12:40           ` Tommaso Merciai
2022-03-16 15:27 ` [PATCH v2 8/9] arm: dts: imx8mm_evk: add pwm1/backlight support Tommaso Merciai
2022-03-16 15:27 ` [PATCH v2 9/9] configs: imx8mm_evk: add pwm backlight support Tommaso Merciai

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