[PATCH 059/108] x86: apl: Hide the p2sb on exit from U-Boot

[Simon Glass]

This confuses Linux's PCI probing so needs to be hidden when booting
Linux. Add a remove() method to handle this.

Signed-off-by: Simon Glass <s...@chromium.org>
---

 arch/x86/cpu/apollolake/p2sb.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/x86/cpu/apollolake/p2sb.c b/arch/x86/cpu/apollolake/p2sb.c
index 92bf31333c..9f4b1a0d92 100644
--- a/arch/x86/cpu/apollolake/p2sb.c
+++ b/arch/x86/cpu/apollolake/p2sb.c
@@ -151,6 +151,17 @@ static int apl_p2sb_set_hide(struct udevice *dev, bool 
hide)
        return 0;
 }
 
+static int apl_p2sb_remove(struct udevice *dev)
+{
+       int ret;
+
+       ret = apl_p2sb_set_hide(dev, true);
+       if (ret)
+               return log_msg_ret("hide", ret);
+
+       return 0;
+}
+
 static int p2sb_child_post_bind(struct udevice *dev)
 {
 #if !CONFIG_IS_ENABLED(OF_PLATDATA)
@@ -181,9 +192,12 @@ U_BOOT_DRIVER(apl_p2sb_drv) = {
        .id             = UCLASS_P2SB,
        .of_match       = apl_p2sb_ids,
        .probe          = apl_p2sb_probe,
+       .remove         = apl_p2sb_remove,
+       .ops            = &apl_p2sb_ops,
        .ofdata_to_platdata = apl_p2sb_ofdata_to_platdata,
        .platdata_auto_alloc_size = sizeof(struct p2sb_platdata),
        .per_child_platdata_auto_alloc_size =
                sizeof(struct p2sb_child_platdata),
        .child_post_bind = p2sb_child_post_bind,
+       .flags          = DM_FLAG_OS_PREPARE,
 };
-- 
2.25.0.341.g760bfbb309-goog