From 6d349e2e435340bf27c8f567f7607eaaba2ee77c Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Tue, 7 Jul 2020 21:32:30 -0600
Subject: p2sb: Add a method to hide the bus

The P2SB bus needs to be hidden in some cases so that it does not get
auto-configured by Linux. Add a method for this.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Tested-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
---
 drivers/misc/p2sb-uclass.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'drivers')

diff --git a/drivers/misc/p2sb-uclass.c b/drivers/misc/p2sb-uclass.c
index d5fe12ebd8d..b5219df46be 100644
--- a/drivers/misc/p2sb-uclass.c
+++ b/drivers/misc/p2sb-uclass.c
@@ -18,6 +18,16 @@
 
 #define PCR_COMMON_IOSF_1_0	1
 
+int p2sb_set_hide(struct udevice *dev, bool hide)
+{
+	struct p2sb_ops *ops = p2sb_get_ops(dev);
+
+	if (!ops->set_hide)
+		return -ENOSYS;
+
+	return ops->set_hide(dev, hide);
+}
+
 void *pcr_reg_address(struct udevice *dev, uint offset)
 {
 	struct p2sb_child_platdata *pplat = dev_get_parent_platdata(dev);
-- 
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