linux-kernel - [PATCH 4/4] spi: mediatek: add mt8195 spi slave support

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Message-ID: <20210322055244.30179-5-leilk.liu@mediatek.com>
Date:   Mon, 22 Mar 2021 13:52:44 +0800
From:   Leilk Liu <leilk.liu@...iatek.com>
To:     Mark Brown <broonie@...nel.org>
CC:     Mark Rutland <mark.rutland@....com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-spi@...r.kernel.org>, <linux-mediatek@...ts.infradead.org>,
        <fparent@...libre.com>, Leilk Liu <leilk.liu@...iatek.com>
Subject: [PATCH 4/4] spi: mediatek: add mt8195 spi slave support

this patch adds mt8195 spi slave compatible support.

Signed-off-by: Leilk Liu <leilk.liu@...iatek.com>
---
 drivers/spi/spi-slave-mt27xx.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/spi/spi-slave-mt27xx.c b/drivers/spi/spi-slave-mt27xx.c
index 7e6fadc88cef..f199a6c4738a 100644
--- a/drivers/spi/spi-slave-mt27xx.c
+++ b/drivers/spi/spi-slave-mt27xx.c
@@ -77,12 +77,20 @@ struct mtk_spi_compatible {
 	const u32 max_fifo_size;
 	bool must_rx;
 };
+
 static const struct mtk_spi_compatible mt2712_compat = {
 	.max_fifo_size = 512,
 };
+static const struct mtk_spi_compatible mt8195_compat = {
+	.max_fifo_size = 128,
+	.must_rx = true,
+};
+
 static const struct of_device_id mtk_spi_slave_of_match[] = {
 	{ .compatible = "mediatek,mt2712-spi-slave",
 	  .data = (void *)&mt2712_compat,},
+	{ .compatible = "mediatek,mt8195-spi-slave",
+	  .data = (void *)&mt8195_compat,},
 	{}
 };
 MODULE_DEVICE_TABLE(of, mtk_spi_slave_of_match);
-- 
2.18.0