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From: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: devicetree-compiler-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: Kumar Gala <kumar.gala-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Subject: [PATCH 2/2] checks: Relax SPI slave checks
Date: Mon, 28 Sep 2020 15:19:42 -0500	[thread overview]
Message-ID: <20200928201942.3242124-2-robh@kernel.org> (raw)
In-Reply-To: <20200928201942.3242124-1-robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>

SPI slaves only have a single child node and therefore don't need
'#address-cells' nor '#size-cells', so let's skip the check for those when
'spi-slave' is present.

Cc: Kumar Gala <kumar.gala-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Signed-off-by: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
---
 checks.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/checks.c b/checks.c
index 17cb6890d45a..c923295c6e40 100644
--- a/checks.c
+++ b/checks.c
@@ -1102,13 +1102,12 @@ static void check_spi_bus_bridge(struct check *c, struct dt_info *dti, struct no
 	if (node->bus != &spi_bus || !node->children)
 		return;
 
-	if (get_property(node, "spi-slave"))
-		spi_addr_cells = 0;
-	if (node_addr_cells(node) != spi_addr_cells)
-		FAIL(c, dti, node, "incorrect #address-cells for SPI bus");
-	if (node_size_cells(node) != 0)
-		FAIL(c, dti, node, "incorrect #size-cells for SPI bus");
-
+	if (!get_property(node, "spi-slave")) {
+		if (node_addr_cells(node) != spi_addr_cells)
+			FAIL(c, dti, node, "incorrect #address-cells for SPI bus");
+		if (node_size_cells(node) != 0)
+			FAIL(c, dti, node, "incorrect #size-cells for SPI bus");
+	}
 }
 WARNING(spi_bus_bridge, check_spi_bus_bridge, NULL, &addr_size_cells);
 
-- 
2.25.1


  parent reply	other threads:[~2020-09-28 20:19 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-28 20:19 [PATCH 1/2] checks: Allow PCI bridge child nodes without an address Rob Herring
     [not found] ` <20200928201942.3242124-1-robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2020-09-28 20:19   ` Rob Herring [this message]
     [not found]     ` <20200928201942.3242124-2-robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2020-10-02  3:34       ` [PATCH 2/2] checks: Relax SPI slave checks David Gibson
2020-10-02  3:30   ` [PATCH 1/2] checks: Allow PCI bridge child nodes without an address David Gibson

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