From: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
To: Mark Brown <broonie@kernel.org>, linux-spi@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Masahiro Yamada <yamada.masahiro@socionext.com>,
Keiji Hayashibara <hayashibara.keiji@socionext.com>,
Masami Hiramatsu <masami.hiramatsu@linaro.org>,
Jassi Brar <jaswinder.singh@linaro.org>,
Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Subject: [PATCH 4/5] spi: uniphier: Add SPI_LOOP to the capabilities
Date: Tue, 24 Dec 2019 09:58:26 +0900 [thread overview]
Message-ID: <1577149107-30670-5-git-send-email-hayashi.kunihiko@socionext.com> (raw)
In-Reply-To: <1577149107-30670-1-git-send-email-hayashi.kunihiko@socionext.com>
Add SPI_LOOP to the capabilities to support loopback mode.
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
---
drivers/spi/spi-uniphier.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/spi/spi-uniphier.c b/drivers/spi/spi-uniphier.c
index c4e3b96..caf0446 100644
--- a/drivers/spi/spi-uniphier.c
+++ b/drivers/spi/spi-uniphier.c
@@ -543,7 +543,8 @@ static int uniphier_spi_probe(struct platform_device *pdev)
master->max_speed_hz = DIV_ROUND_UP(clk_rate, SSI_MIN_CLK_DIVIDER);
master->min_speed_hz = DIV_ROUND_UP(clk_rate, SSI_MAX_CLK_DIVIDER);
- master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH | SPI_LSB_FIRST;
+ master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH | SPI_LSB_FIRST |
+ SPI_LOOP;
master->dev.of_node = pdev->dev.of_node;
master->bus_num = pdev->id;
master->bits_per_word_mask = SPI_BPW_RANGE_MASK(1, 32);
--
2.7.4
next prev parent reply other threads:[~2019-12-24 0:58 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-24 0:58 [PATCH 0/5] spi: uniphier: Introduce DMA transfer mode Kunihiko Hayashi
2019-12-24 0:58 ` [PATCH 1/5] spi: uniphier: Fix FIFO threshold Kunihiko Hayashi
2019-12-25 0:09 ` Applied "spi: uniphier: Fix FIFO threshold" to the spi tree Mark Brown
2019-12-24 0:58 ` [PATCH 2/5] spi: uniphier: Change argument of irq functions to private structure Kunihiko Hayashi
2019-12-25 0:09 ` Applied "spi: uniphier: Change argument of irq functions to private structure" to the spi tree Mark Brown
2019-12-24 0:58 ` [PATCH 3/5] spi: uniphier: Add handle_err callback function Kunihiko Hayashi
2019-12-25 0:09 ` Applied "spi: uniphier: Add handle_err callback function" to the spi tree Mark Brown
2019-12-24 0:58 ` Kunihiko Hayashi [this message]
2019-12-25 18:01 ` [PATCH 4/5] spi: uniphier: Add SPI_LOOP to the capabilities Mark Brown
2019-12-26 1:55 ` Kunihiko Hayashi
2019-12-24 0:58 ` [PATCH 5/5] spi: uniphier: Add DMA transfer mode support Kunihiko Hayashi
2019-12-25 18:22 ` Applied "spi: uniphier: Add DMA transfer mode support" to the spi tree Mark Brown
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