From: Sudeep Holla sudeep.holla@arm.com
commit caab13b4960416b9fee83169a758eb0f31e65109 upstream.
Since at91_soc_init is called unconditionally from atmel_soc_device_init, we get the following warning on all non AT91 SoCs: " AT91: Could not find identification node"
Fix the same by filtering with allowed AT91 SoC list.
Cc: Nicolas Ferre nicolas.ferre@microchip.com Cc: Alexandre Belloni alexandre.belloni@bootlin.com Cc: Ludovic Desroches ludovic.desroches@microchip.com Cc: stable@vger.kernel.org #4.12+ Signed-off-by: Sudeep Holla sudeep.holla@arm.com Signed-off-by: Alexandre Belloni alexandre.belloni@bootlin.com Link: https://lore.kernel.org/r/20201211135846.1334322-1-sudeep.holla@arm.com Signed-off-by: Arnd Bergmann arnd@arndb.de Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/soc/atmel/soc.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)
--- a/drivers/soc/atmel/soc.c +++ b/drivers/soc/atmel/soc.c @@ -254,8 +254,20 @@ struct soc_device * __init at91_soc_init return soc_dev; }
+static const struct of_device_id at91_soc_allowed_list[] __initconst = { + { .compatible = "atmel,at91rm9200", }, + { .compatible = "atmel,at91sam9", }, + { .compatible = "atmel,sama5", }, + { .compatible = "atmel,samv7", } +}; + static int __init atmel_soc_device_init(void) { + struct device_node *np = of_find_node_by_path("/"); + + if (!of_match_node(at91_soc_allowed_list, np)) + return 0; + at91_soc_init(socs);
return 0;