Re: [PATCH v4 2/3] powerpc/powernv: Create LED platform device
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: 2015-06-25 01:05:16
Also in:
linux-leds
On Tue, 2015-04-28 at 15:40 +0530, Vasant Hegde wrote:
This patch adds paltform devices for leds. Also export LED related OPAL API's so that led driver can use these APIs. Signed-off-by: Vasant Hegde <redacted>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
quoted hunk ↗ jump to hunk
--- 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 2241565..b1951aa 100644 --- a/arch/powerpc/platforms/powernv/opal.c +++ b/arch/powerpc/platforms/powernv/opal.c@@ -784,7 +784,7 @@ static void opal_init_heartbeat(void) static int __init opal_init(void) { - struct device_node *np, *consoles; + struct device_node *np, *consoles, *led; int rc; opal_node = of_find_node_by_path("/ibm,opal");@@ -813,6 +813,13 @@ static int __init opal_init(void) /* Setup a heatbeat thread if requested by OPAL */ opal_init_heartbeat(); + /* Create led platform devices */ + led = of_find_node_by_path("/ibm,opal/led"); + if (led) { + of_platform_device_create(led, "opal_led", NULL); + of_node_put(led); + } + /* Find all OPAL interrupts and request them */ opal_irq_init(opal_node);@@ -970,3 +977,6 @@ 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);