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From: Andrey Smirnov <andrew.smirnov@gmail.com>
To: barebox@lists.infradead.org
Cc: Andrey Smirnov <andrew.smirnov@gmail.com>
Subject: [PATCH 4/9] ARM: i.MX: Add mx7_setup_pad()
Date: Mon, 24 Jul 2017 07:53:55 -0700	[thread overview]
Message-ID: <20170724145400.2279-5-andrew.smirnov@gmail.com> (raw)
In-Reply-To: <20170724145400.2279-1-andrew.smirnov@gmail.com>

Add mx7_setup_pad() low-level convenience function for setting up
pinmux in PBL code.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
---
 arch/arm/mach-imx/include/mach/iomux-mx7.h | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm/mach-imx/include/mach/iomux-mx7.h b/arch/arm/mach-imx/include/mach/iomux-mx7.h
index 378e73a74..2667dc3eb 100644
--- a/arch/arm/mach-imx/include/mach/iomux-mx7.h
+++ b/arch/arm/mach-imx/include/mach/iomux-mx7.h
@@ -1306,4 +1306,23 @@ enum {
 	MX7D_PAD_ENET1_COL__CSU_INT_DEB                          = IOMUX_PAD(0x04D8, 0x0268, 7, 0x0000, 0, 0),
 };
 
+static inline void mx7_setup_pad(void __iomem *iomux, iomux_v3_cfg_t pad)
+{
+	unsigned int flags = 0;
+	uint32_t mode = IOMUX_MODE(pad);
+
+	if (mode & IOMUX_CONFIG_LPSR) {
+		mode &= ~IOMUX_CONFIG_LPSR;
+		flags = ZERO_OFFSET_VALID | IMX7_PINMUX_LPSR;
+	}
+
+	iomux_v3_setup_pad(iomux, flags,
+			   IOMUX_CTRL_OFS(pad),
+			   IOMUX_PAD_CTRL_OFS(pad),
+			   IOMUX_SEL_INPUT_OFS(pad),
+			   mode,
+			   IOMUX_PAD_CTRL(pad),
+			   IOMUX_SEL_INPUT(pad));
+}
+
 #endif
-- 
2.13.3


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  parent reply	other threads:[~2017-07-24 14:54 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-24 14:53 [PATCH 0/9] i.MX7 SabreSD support Andrey Smirnov
2017-07-24 14:53 ` [PATCH 1/9] gpiolib: Fix buggy flag detection code Andrey Smirnov
2017-07-24 15:36   ` Sam Ravnborg
2017-07-24 19:30     ` Andrey Smirnov
2017-07-24 14:53 ` [PATCH 2/9] clk: i.MX7: Remove unused UART clocks array Andrey Smirnov
2017-07-24 14:53 ` [PATCH 3/9] ARM: i.MX: Import mx7d_pins.h from U-Boot Andrey Smirnov
2017-07-24 14:53 ` Andrey Smirnov [this message]
2017-07-24 14:53 ` [PATCH 5/9] ARM: i.MX: Add imx7_uart_setup_ll() Andrey Smirnov
2017-07-24 14:53 ` [PATCH 6/9] ARM: i.MX: Add minimal imx7-ccm-regs.h Andrey Smirnov
2017-07-24 14:53 ` [PATCH 7/9] ARM: i.MX: Add ARCH_HAD_FEC_IMX to ARCH_IMX7 Andrey Smirnov
2017-07-24 14:53 ` [PATCH 8/9] ARM: i.MX: Import imx7-iomuxc-gpr.h from Linux kernel Andrey Smirnov
2017-07-24 14:54 ` [PATCH 9/9] ARM: i.MX: Add support for NXP i.MX7 SABRESD board Andrey Smirnov
2017-07-24 15:59   ` Sam Ravnborg
2017-07-24 19:20     ` Andrey Smirnov
2017-07-24 19:03   ` Stefan Lengfeld
2017-07-24 19:23     ` Andrey Smirnov
2017-07-24 16:01 ` [PATCH 0/9] i.MX7 SabreSD support Sam Ravnborg
2017-07-24 19:29   ` Andrey Smirnov

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