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From: guodong.xu@linaro.org (Guodong Xu)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] clk: hi3660: fix incorrect uart3 clock freqency
Date: Mon,  7 Aug 2017 22:51:56 +0800	[thread overview]
Message-ID: <20170807145156.7880-1-guodong.xu@linaro.org> (raw)

From: Zhong Kaihua <zhongkaihua@huawei.com>

UART3 clock rate is doubled in previous commit.

This error is not detected until recently a mezzanine board which makes
real use of uart3 port (through LS connector of 96boards) was setup
and tested on hi3660-hikey960 board.

This patch changes clock source rate of clk_factor_uart3 to 100000000.

Signed-off-by: Zhong Kaihua <zhongkaihua@huawei.com>
Signed-off-by: Guodong Xu <guodong.xu@linaro.org>
---
 drivers/clk/hisilicon/clk-hi3660.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/hisilicon/clk-hi3660.c b/drivers/clk/hisilicon/clk-hi3660.c
index a18258e..f404199 100644
--- a/drivers/clk/hisilicon/clk-hi3660.c
+++ b/drivers/clk/hisilicon/clk-hi3660.c
@@ -34,7 +34,7 @@ static const struct hisi_fixed_rate_clock hi3660_fixed_rate_clks[] = {
 
 /* crgctrl */
 static const struct hisi_fixed_factor_clock hi3660_crg_fixed_factor_clks[] = {
-	{ HI3660_FACTOR_UART3, "clk_factor_uart3", "iomcu_peri0", 1, 8, 0, },
+	{ HI3660_FACTOR_UART3, "clk_factor_uart3", "iomcu_peri0", 1, 16, 0, },
 	{ HI3660_CLK_FACTOR_MMC, "clk_factor_mmc", "clkin_sys", 1, 6, 0, },
 	{ HI3660_CLK_GATE_I2C0, "clk_gate_i2c0", "clk_i2c0_iomcu", 1, 4, 0, },
 	{ HI3660_CLK_GATE_I2C1, "clk_gate_i2c1", "clk_i2c1_iomcu", 1, 4, 0, },
-- 
2.10.2

             reply	other threads:[~2017-08-07 14:51 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-07 14:51 Guodong Xu [this message]
2017-11-11  2:44 ` [PATCH] clk: hi3660: fix incorrect uart3 clock freqency Stephen Boyd

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