From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vasant Hegde Subject: [PATCH v10 2/3] powerpc/powernv: Create LED platform device Date: Wed, 19 Aug 2015 22:19:53 +0530 Message-ID: <1440002994-25662-3-git-send-email-hegdevasant@linux.vnet.ibm.com> References: <1440002994-25662-1-git-send-email-hegdevasant@linux.vnet.ibm.com> Return-path: Received: from e28smtp03.in.ibm.com ([122.248.162.3]:32842 "EHLO e28smtp03.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751854AbbHSQuJ (ORCPT ); Wed, 19 Aug 2015 12:50:09 -0400 Received: from /spool/local by e28smtp03.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 19 Aug 2015 22:20:07 +0530 Received: from d28relay04.in.ibm.com (d28relay04.in.ibm.com [9.184.220.61]) by d28dlp02.in.ibm.com (Postfix) with ESMTP id EEAE63940049 for ; Wed, 19 Aug 2015 22:20:04 +0530 (IST) Received: from d28av01.in.ibm.com (d28av01.in.ibm.com [9.184.220.63]) by d28relay04.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t7JGo31N45809734 for ; Wed, 19 Aug 2015 22:20:04 +0530 Received: from d28av01.in.ibm.com (localhost [127.0.0.1]) by d28av01.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t7JGo22x005492 for ; Wed, 19 Aug 2015 22:20:03 +0530 In-Reply-To: <1440002994-25662-1-git-send-email-hegdevasant@linux.vnet.ibm.com> Sender: linux-leds-owner@vger.kernel.org List-Id: linux-leds@vger.kernel.org To: linux-leds@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Cc: mpe@ellerman.id.au, j.anaszewski@samsung.com, stewart@linux.vnet.ibm.com, j.anaszewski81@gmail.com, arnd@arndb.de, cooloney@gmail.com, rpurdie@rpsys.net, khandual@linux.vnet.ibm.com, benh@kernel.crashing.org, Vasant Hegde This patch adds platform devices for leds. Also export LED related OPAL API's so that led driver can use these APIs. Signed-off-by: Vasant Hegde Acked-by: Benjamin Herrenschmidt --- arch/powerpc/platforms/powernv/opal.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c index f084afa..6839358 100644 --- a/arch/powerpc/platforms/powernv/opal.c +++ b/arch/powerpc/platforms/powernv/opal.c @@ -648,7 +648,7 @@ static void opal_init_heartbeat(void) static int __init opal_init(void) { - struct device_node *np, *consoles; + struct device_node *np, *consoles, *leds; int rc; opal_node = of_find_node_by_path("/ibm,opal"); @@ -689,6 +689,13 @@ static int __init opal_init(void) /* Setup a heatbeat thread if requested by OPAL */ opal_init_heartbeat(); + /* Create leds platform devices */ + leds = of_find_node_by_path("/ibm,opal/leds"); + if (leds) { + of_platform_device_create(leds, "opal_leds", NULL); + of_node_put(leds); + } + /* Create "opal" kobject under /sys/firmware */ rc = opal_sysfs_init(); if (rc == 0) { @@ -841,3 +848,6 @@ EXPORT_SYMBOL_GPL(opal_rtc_write); EXPORT_SYMBOL_GPL(opal_tpo_read); EXPORT_SYMBOL_GPL(opal_tpo_write); EXPORT_SYMBOL_GPL(opal_i2c_request); +/* Export these symbols for PowerNV LED class driver */ +EXPORT_SYMBOL_GPL(opal_leds_get_ind); +EXPORT_SYMBOL_GPL(opal_leds_set_ind); -- 2.1.0