devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Dave Gerlach <d-gerlach-l0cyMroinI0@public.gmane.org>
To: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: Benoit Cousson <bcousson-rdvid1DuHRBWk0Htik3J/w@public.gmane.org>,
	Ohad Ben-Cohen <ohad-Ix1uc/W3ht7QT0dZR+AlfA@public.gmane.org>,
	Suman Anna <s-anna-l0cyMroinI0@public.gmane.org>,
	Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
	Kevin Hilman <khilman-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>,
	Dave Gerlach <d-gerlach-l0cyMroinI0@public.gmane.org>
Subject: [PATCH 1/3] ARM: OMAP2+: Use pdata-quirks for wkup_m3 deassert_hardreset
Date: Fri, 2 Jan 2015 13:51:57 -0600	[thread overview]
Message-ID: <1420228319-41085-2-git-send-email-d-gerlach@ti.com> (raw)
In-Reply-To: <1420228319-41085-1-git-send-email-d-gerlach-l0cyMroinI0@public.gmane.org>

Use pdata-quirks to provide platform data required for reset
of the wkup_m3 during boot.

Signed-off-by: Dave Gerlach <d-gerlach-l0cyMroinI0@public.gmane.org>
---
 arch/arm/mach-omap2/pdata-quirks.c    | 13 +++++++++++++
 include/linux/platform_data/wkup_m3.h | 23 +++++++++++++++++++++++
 2 files changed, 36 insertions(+)
 create mode 100644 include/linux/platform_data/wkup_m3.h

diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c
index 3d7eee1..b0c5916 100644
--- a/arch/arm/mach-omap2/pdata-quirks.c
+++ b/arch/arm/mach-omap2/pdata-quirks.c
@@ -18,6 +18,7 @@
 
 #include <linux/platform_data/pinctrl-single.h>
 #include <linux/platform_data/iommu-omap.h>
+#include <linux/platform_data/wkup_m3.h>
 
 #include "am35xx.h"
 #include "common.h"
@@ -288,6 +289,14 @@ static void __init omap3_tao3530_legacy_init(void)
 }
 #endif /* CONFIG_ARCH_OMAP3 */
 
+#ifdef CONFIG_SOC_AM33XX
+static struct wkup_m3_platform_data wkup_m3_data = {
+	.reset_name = "wkup_m3",
+	.assert_reset = omap_device_assert_hardreset,
+	.deassert_reset = omap_device_deassert_hardreset,
+};
+#endif
+
 #ifdef CONFIG_ARCH_OMAP4
 static void __init omap4_sdp_legacy_init(void)
 {
@@ -383,6 +392,10 @@ struct of_dev_auxdata omap_auxdata_lookup[] __initdata = {
 	OF_DEV_AUXDATA("ti,am3517-emac", 0x5c000000, "davinci_emac.0",
 		       &am35xx_emac_pdata),
 #endif
+#ifdef CONFIG_SOC_AM33XX
+	OF_DEV_AUXDATA("ti,am3353-wkup-m3", 0x44d00000, "44d00000.wkup_m3",
+		       &wkup_m3_data),
+#endif
 #ifdef CONFIG_ARCH_OMAP4
 	OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a100040, "4a100040.pinmux", &pcs_pdata),
 	OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a31e040, "4a31e040.pinmux", &pcs_pdata),
diff --git a/include/linux/platform_data/wkup_m3.h b/include/linux/platform_data/wkup_m3.h
new file mode 100644
index 0000000..6ee33d7
--- /dev/null
+++ b/include/linux/platform_data/wkup_m3.h
@@ -0,0 +1,23 @@
+/*
+ * omap wkup_m3: platform data
+ *
+ * Copyright (C) 2014 Texas Instruments, Inc.
+ *
+ * Dave Gerlach <d-gerlach-l0cyMroinI0@public.gmane.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef _LINUX_PLATFORM_DATA_WKUP_M3_H
+#define _LINUX_PLATFORM_DATA_WKUP_M3_H
+
+struct wkup_m3_platform_data {
+	const char *reset_name;
+
+	int (*assert_reset)(struct platform_device *pdev, const char *name);
+	int (*deassert_reset)(struct platform_device *pdev, const char *name);
+};
+
+#endif /* _LINUX_PLATFORM_DATA_WKUP_M3_H */
-- 
2.1.0

--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

  parent reply	other threads:[~2015-01-02 19:51 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-02 19:51 [PATCH 0/3] remoteproc: Introduce wkup_m3_rproc driver Dave Gerlach
     [not found] ` <1420228319-41085-1-git-send-email-d-gerlach-l0cyMroinI0@public.gmane.org>
2015-01-02 19:51   ` Dave Gerlach [this message]
2015-01-02 19:51 ` [PATCH 2/3] Documentation: dt: add ti,am3353-wkup-m3 bindings Dave Gerlach
2015-01-02 19:51 ` [PATCH 3/3] remoteproc: wkup_m3: Add wkup_m3 remote proc driver Dave Gerlach
2015-01-02 20:04   ` Felipe Balbi
2015-01-05 20:10     ` Dave Gerlach
2015-01-05 20:20       ` Felipe Balbi
2015-01-05 22:48         ` Tony Lindgren

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1420228319-41085-2-git-send-email-d-gerlach@ti.com \
    --to=d-gerlach-l0cymroini0@public.gmane.org \
    --cc=arnd-r2nGTMty4D4@public.gmane.org \
    --cc=bcousson-rdvid1DuHRBWk0Htik3J/w@public.gmane.org \
    --cc=devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=khilman-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org \
    --cc=linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org \
    --cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=ohad-Ix1uc/W3ht7QT0dZR+AlfA@public.gmane.org \
    --cc=s-anna-l0cyMroinI0@public.gmane.org \
    --cc=tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).