From 87337fb791b2fad85f6316ea6a31f5a9c0b2f50d Mon Sep 17 00:00:00 2001 From: Saravana Kannan Date: Wed, 9 Oct 2019 15:23:28 -0700 Subject: [PATCH] ANDROID: of/property: Add device link support for iommus Add support for parsing iommus DT property to create device links between IOMMU suppliers and their consumers. Bug: 140290589 Signed-off-by: Saravana Kannan Change-Id: I7aa1b4315010fa5f3dc49c0903d164478ecdd1a7 --- drivers/of/property.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/of/property.c b/drivers/of/property.c index 923d6f88a99c..98c5042f352f 100644 --- a/drivers/of/property.c +++ b/drivers/of/property.c @@ -1106,6 +1106,13 @@ static struct device_node *parse_interconnects(struct device_node *np, "#interconnect-cells"); } +static struct device_node *parse_iommus(struct device_node *np, + const char *prop_name, int index) +{ + return parse_prop_cells(np, prop_name, index, "iommus", + "#iommu-cells"); +} + static int strcmp_suffix(const char *str, const char *suffix) { unsigned int len, suffix_len; @@ -1151,6 +1158,7 @@ static const struct supplier_bindings bindings[] = { { .parse_prop = parse_clocks, }, { .parse_prop = parse_interconnects, }, { .parse_prop = parse_regulators, }, + { .parse_prop = parse_iommus, }, {}, };