linux-kernel - [PATCH v4 4/4] soc: sunxi: sram: Only iterate over SRAM children

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Message-Id: <20221125040112.18160-5-samuel@sholland.org>
Date:   Thu, 24 Nov 2022 22:01:12 -0600
From:   Samuel Holland <samuel@...lland.org>
To:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Samuel Holland <samuel@...lland.org>, Andrew Lunn <andrew@...n.ch>,
        Heiko Stuebner <heiko@...ech.de>,
        Maxime Ripard <mripard@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...ts.linux.dev
Subject: [PATCH v4 4/4] soc: sunxi: sram: Only iterate over SRAM children

Now that a regulators child is accepted by the controller binding, the
debugfs show routine must be explicitly limited to mmio-sram children.

Signed-off-by: Samuel Holland <samuel@...lland.org>
---

Changes in v4:
 - Check the compatible string instead of the node name

Changes in v2:
 - New patch for v2

 drivers/soc/sunxi/sunxi_sram.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/soc/sunxi/sunxi_sram.c b/drivers/soc/sunxi/sunxi_sram.c
index 92f9186c1c42..f09918c59042 100644
--- a/drivers/soc/sunxi/sunxi_sram.c
+++ b/drivers/soc/sunxi/sunxi_sram.c
@@ -120,6 +120,9 @@ static int sunxi_sram_show(struct seq_file *s, void *data)
 	seq_puts(s, "--------------------\n\n");
 
 	for_each_child_of_node(sram_dev->of_node, sram_node) {
+		if (!of_device_is_compatible(sram_node, "mmio-sram"))
+			continue;
+
 		sram_addr_p = of_get_address(sram_node, 0, NULL, NULL);
 
 		seq_printf(s, "sram@...x\n",
-- 
2.37.4