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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 v2 20/21] i.MX: imx-usb-misc: Add Vybrid support
Date: Mon, 12 Dec 2016 10:03:07 -0800	[thread overview]
Message-ID: <1481565788-9115-21-git-send-email-andrew.smirnov@gmail.com> (raw)
In-Reply-To: <1481565788-9115-1-git-send-email-andrew.smirnov@gmail.com>

Add code to do usbmisc initialization on VF610 family of SoCs. Based on
analogous code from Linux kernel.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
---
 drivers/usb/imx/imx-usb-misc.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/drivers/usb/imx/imx-usb-misc.c b/drivers/usb/imx/imx-usb-misc.c
index 7c18ca2..9cae440 100644
--- a/drivers/usb/imx/imx-usb-misc.c
+++ b/drivers/usb/imx/imx-usb-misc.c
@@ -422,6 +422,28 @@ static __maybe_unused struct imx_usb_misc_data mx6_data = {
 	.post_init = mx6_post_init,
 };
 
+#define VF610_OVER_CUR_DIS		BIT(7)
+
+static __maybe_unused int vf610_initialize_usb_hw(void __iomem *base, int port,
+		unsigned int flags)
+{
+	u32 reg;
+
+	if (port >= 1)
+		return -EINVAL;
+
+	if (flags & MXC_EHCI_DISABLE_OVERCURRENT) {
+		reg = readl(base);
+		writel(reg | VF610_OVER_CUR_DIS, base);
+	}
+
+	return 0;
+}
+
+static __maybe_unused struct imx_usb_misc_data vf610_data = {
+	.init = vf610_initialize_usb_hw,
+};
+
 static struct platform_device_id imx_usbmisc_ids[] = {
 #ifdef CONFIG_ARCH_IMX25
 	{
@@ -519,6 +541,12 @@ static __maybe_unused struct of_device_id imx_usbmisc_dt_ids[] = {
 		.data = &mx6_data,
 	},
 #endif
+#ifdef CONFIG_ARCH_VF610
+	{
+		.compatible = "fsl,vf610-usbmisc",
+		.data = &vf610_data,
+	},
+#endif
 	{
 		/* sentinel */
 	},
-- 
2.5.5


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  parent reply	other threads:[~2016-12-12 18:04 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-12 18:02 [PATCH v2 00/21] Vybrid related patches Andrey Smirnov
2016-12-12 18:02 ` [PATCH v2 01/21] i.MX: esdhc: Enable host->clk during initialization Andrey Smirnov
2016-12-12 18:02 ` [PATCH v2 02/21] i.MX: ocotp: Move memory reversing into a subroutine Andrey Smirnov
2016-12-12 18:02 ` [PATCH v2 03/21] i.MX: ocotp: Simplify MAC address storing logic Andrey Smirnov
2017-01-09 11:18   ` Sascha Hauer
2017-01-09 11:28     ` Sascha Hauer
2017-01-10 15:02     ` Andrey Smirnov
2016-12-12 18:02 ` [PATCH v2 04/21] i.MX: ocotp: Add provisions for storing multiple MAC addresses Andrey Smirnov
2016-12-13  9:56   ` Stefan Lengfeld
2016-12-12 18:02 ` [PATCH 05/21] i.MX: ocotp: Initialize OCOTP as early as possible Andrey Smirnov
2016-12-12 18:02 ` [PATCH v2 06/21] i.MX: clk: Add IMX_PLLV3_SYS_VF610 subtype Andrey Smirnov
2016-12-12 18:02 ` [PATCH v2 07/21] i.MX: ocotp: Add imx_ocotp_sense_enable() Andrey Smirnov
2016-12-12 18:02 ` [PATCH v2 08/21] i.MX: imx6-fusemap: Fix SJC_RESP_LOCK width Andrey Smirnov
2016-12-12 18:02 ` [PATCH v2 09/21] i.MX: Add fusemap for VF610 Andrey Smirnov
2016-12-12 18:02 ` [PATCH v2 10/21] i.MX: vf610: Ramp CPU clock to maximum frequency Andrey Smirnov
2016-12-12 18:02 ` [PATCH v2 11/21] i.MX: iomuxv3: Add low-level pad code to headers Andrey Smirnov
2016-12-12 18:02 ` [PATCH v2 12/21] i.MX: iomuxv3: Add helper type to deconstruct iomux_v3_cfg_t values Andrey Smirnov
2017-01-09 12:00   ` Sascha Hauer
2017-01-10 15:01     ` Andrey Smirnov
2016-12-12 18:03 ` [PATCH v2 13/21] i.MX: iomuxv3: Add low-level pad configuration routine Andrey Smirnov
2016-12-12 18:03 ` [PATCH v2 14/21] i.MX6: sabresd: Remove magic numbers in setup_uart Andrey Smirnov
2016-12-12 18:03 ` [PATCH v2 15/21] i.MX: iomuxv3: Use helper functions in iomux-v3.h Andrey Smirnov
2016-12-12 18:03 ` [PATCH v2 16/21] i.MX: vf610: Add low-level pin configuration helper Andrey Smirnov
2016-12-12 18:03 ` [PATCH v2 17/21] i.MX: iomux-vf610: Add missing pad definitions Andrey Smirnov
2016-12-12 18:03 ` [PATCH v2 18/21] i.MX: imx-usb-phy: Add VF610 OF compatiblity string Andrey Smirnov
2016-12-12 18:03 ` [PATCH v2 19/21] i.MX: Default CONFI_USB_IMX_PHY to 'y' on Vybrid Andrey Smirnov
2017-01-09 12:03   ` Sascha Hauer
2017-01-10 15:02     ` Andrey Smirnov
2016-12-12 18:03 ` Andrey Smirnov [this message]
2016-12-12 18:03 ` [PATCH v2 21/21] i.MX: vf610-twr: Remove MSCM setup code Andrey Smirnov

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