[PATCH 4/4] spi: s3c64xx: restore removed comments

From	Andi Shyti <andi.shyti@samsung.com>
Newsgroups	linux.kernel
Subject	[PATCH 4/4] spi: s3c64xx: restore removed comments
Date	2016-07-08 14:20 +0200
Message-ID	<rSCVb-4Fq-9@gated-at.bofh.it> (permalink)
References	<rSCVb-4Fq-11@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Patch a9e93e8 has erroneously removed some comments which are
important to understand why the bus frequency is multiplied by
two during the spi transfer.

Signed-off-by: Andi Shyti <andi.shyti@samsung.com>
---
 drivers/spi/spi-s3c64xx.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index 1874bc5..d1fe100 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -639,6 +639,8 @@ static void s3c64xx_spi_config(struct s3c64xx_spi_driver_data *sdd)
 	writel(val, regs + S3C64XX_SPI_MODE_CFG);
 
 	if (sdd->port_conf->clk_from_cmu) {
+		/* Configure Clock */
+		/* There is half-multiplier before the SPI */
 		clk_set_rate(sdd->src_clk, sdd->cur_speed * 2);
 	} else {
 		/* Configure Clock */
-- 
2.8.1

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[PATCH 4/4] spi: s3c64xx: restore removed comments Andi Shyti <andi.shyti@samsung.com> - 2016-07-08 14:20 +0200
  Re: [PATCH 4/4] spi: s3c64xx: restore removed comments Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-08 15:00 +0200

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