linux-kernel - [PATCH 1/4] clk: baikal-t1: Fix invalid xGMAC PTP clock divider

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Message-ID: <20220324010905.15589-2-Sergey.Semin@baikalelectronics.ru>
Date:   Thu, 24 Mar 2022 04:09:02 +0300
From:   Serge Semin <Sergey.Semin@...kalelectronics.ru>
To:     Jingoo Han <jingoohan1@...il.com>,
        Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>
CC:     Serge Semin <Sergey.Semin@...kalelectronics.ru>,
        Serge Semin <fancer.lancer@...il.com>,
        Alexey Malahov <Alexey.Malahov@...kalelectronics.ru>,
        Pavel Parkhomenko <Pavel.Parkhomenko@...kalelectronics.ru>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        <linux-clk@...r.kernel.org>, <linux-pci@...r.kernel.org>,
        <linux-mips@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/4] clk: baikal-t1: Fix invalid xGMAC PTP clock divider

Most likely due to copy-paste mistake the divider has been set to 10 while
according to the SoC reference manual it's supposed to be 8 thus having
PTP clock frequency of 156.25 MHz.

Fixes: 353afa3a8d2e ("clk: Add Baikal-T1 CCU Dividers driver")
Signed-off-by: Serge Semin <Sergey.Semin@...kalelectronics.ru>
---
 drivers/clk/baikal-t1/clk-ccu-div.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/baikal-t1/clk-ccu-div.c b/drivers/clk/baikal-t1/clk-ccu-div.c
index f141fda12b09..ea77eec40ddd 100644
--- a/drivers/clk/baikal-t1/clk-ccu-div.c
+++ b/drivers/clk/baikal-t1/clk-ccu-div.c
@@ -207,7 +207,7 @@ static const struct ccu_div_info sys_info[] = {
 	CCU_DIV_GATE_INFO(CCU_SYS_XGMAC_REF_CLK, "sys_xgmac_ref_clk",
 			  "eth_clk", CCU_SYS_XGMAC_BASE, 8),
 	CCU_DIV_FIXED_INFO(CCU_SYS_XGMAC_PTP_CLK, "sys_xgmac_ptp_clk",
-			   "eth_clk", 10),
+			   "eth_clk", 8),
 	CCU_DIV_GATE_INFO(CCU_SYS_USB_CLK, "sys_usb_clk",
 			  "eth_clk", CCU_SYS_USB_BASE, 10),
 	CCU_DIV_VAR_INFO(CCU_SYS_PVT_CLK, "sys_pvt_clk",
-- 
2.35.1