* [PATCH V1] clk: imx8mp: Alias M7 SRC/DIV to M7 CORE
@ 2022-12-07 8:10 LI Qingwu
2022-12-09 18:27 ` Stephen Boyd
0 siblings, 1 reply; 3+ messages in thread
From: LI Qingwu @ 2022-12-07 8:10 UTC (permalink / raw)
To: abelvesa, mturquette, sboyd, shawnguo, s.hauer, kernel, festevam,
linux-imx, linux-clk, linux-arm-kernel, linux-kernel
Cc: Qing-wu.Li, 18701859600
Defined IMX8MP_CLK_M7_SRC and IMX8MP_CLK_M7_DIV in imx8mp-clock.h
but never assigned. It will cause the system to hang if using it.
Alias IMX8MP_CLK_M7_SRC and IMX8MP_CLK_M7_DIV to IMX8MP_CLK_M7_CORE
for backward compatibility.
Signed-off-by: LI Qingwu <Qing-wu.Li@leica-geosystems.com.cn>
---
drivers/clk/imx/clk-imx8mp.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/clk/imx/clk-imx8mp.c b/drivers/clk/imx/clk-imx8mp.c
index 652ae58c2735..bae5ecc81bdc 100644
--- a/drivers/clk/imx/clk-imx8mp.c
+++ b/drivers/clk/imx/clk-imx8mp.c
@@ -531,6 +531,9 @@ static int imx8mp_clocks_probe(struct platform_device *pdev)
hws[IMX8MP_CLK_HSIO_AXI] = imx8m_clk_hw_composite("hsio_axi", imx8mp_hsio_axi_sels, ccm_base + 0x8380);
hws[IMX8MP_CLK_MEDIA_ISP] = imx8m_clk_hw_composite("media_isp", imx8mp_media_isp_sels, ccm_base + 0x8400);
+ hws[IMX8MP_CLK_M7_SRC] = hws[IMX8MP_CLK_M7_CORE];
+ hws[IMX8MP_CLK_M7_DIV] = hws[IMX8MP_CLK_M7_CORE];
+
/* CORE SEL */
hws[IMX8MP_CLK_A53_CORE] = imx_clk_hw_mux2("arm_a53_core", ccm_base + 0x9880, 24, 1, imx8mp_a53_core_sels, ARRAY_SIZE(imx8mp_a53_core_sels));
--
2.25.1
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* Re: [PATCH V1] clk: imx8mp: Alias M7 SRC/DIV to M7 CORE
2022-12-07 8:10 [PATCH V1] clk: imx8mp: Alias M7 SRC/DIV to M7 CORE LI Qingwu
@ 2022-12-09 18:27 ` Stephen Boyd
2022-12-12 5:05 ` LI Qingwu
0 siblings, 1 reply; 3+ messages in thread
From: Stephen Boyd @ 2022-12-09 18:27 UTC (permalink / raw)
To: LI Qingwu, abelvesa, festevam, kernel, linux-arm-kernel,
linux-clk, linux-imx, linux-kernel, mturquette, s.hauer, shawnguo
Cc: Qing-wu.Li, 18701859600
Quoting LI Qingwu (2022-12-07 00:10:42)
> Defined IMX8MP_CLK_M7_SRC and IMX8MP_CLK_M7_DIV in imx8mp-clock.h
> but never assigned. It will cause the system to hang if using it.
> Alias IMX8MP_CLK_M7_SRC and IMX8MP_CLK_M7_DIV to IMX8MP_CLK_M7_CORE
> for backward compatibility.
>
> Signed-off-by: LI Qingwu <Qing-wu.Li@leica-geosystems.com.cn>
Any Fixes tag?
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* RE: [PATCH V1] clk: imx8mp: Alias M7 SRC/DIV to M7 CORE
2022-12-09 18:27 ` Stephen Boyd
@ 2022-12-12 5:05 ` LI Qingwu
0 siblings, 0 replies; 3+ messages in thread
From: LI Qingwu @ 2022-12-12 5:05 UTC (permalink / raw)
To: Stephen Boyd, abelvesa@kernel.org, festevam@gmail.com,
kernel@pengutronix.de, linux-arm-kernel@lists.infradead.org,
linux-clk@vger.kernel.org, linux-imx@nxp.com,
linux-kernel@vger.kernel.org, mturquette@baylibre.com,
s.hauer@pengutronix.de, shawnguo@kernel.org
Cc: 18701859600@163.com
> -----Original Message-----
> From: Stephen Boyd <sboyd@kernel.org>
> Sent: Saturday, December 10, 2022 2:28 AM
> To: LI Qingwu <Qing-wu.Li@leica-geosystems.com.cn>; abelvesa@kernel.org;
> festevam@gmail.com; kernel@pengutronix.de;
> linux-arm-kernel@lists.infradead.org; linux-clk@vger.kernel.org;
> linux-imx@nxp.com; linux-kernel@vger.kernel.org; mturquette@baylibre.com;
> s.hauer@pengutronix.de; shawnguo@kernel.org
> Cc: LI Qingwu <Qing-wu.Li@leica-geosystems.com.cn>;
> 18701859600@163.com
> Subject: Re: [PATCH V1] clk: imx8mp: Alias M7 SRC/DIV to M7 CORE
>
> Quoting LI Qingwu (2022-12-07 00:10:42)
> > Defined IMX8MP_CLK_M7_SRC and IMX8MP_CLK_M7_DIV in imx8mp-clock.h
> but
> > never assigned. It will cause the system to hang if using it.
> > Alias IMX8MP_CLK_M7_SRC and IMX8MP_CLK_M7_DIV to
> IMX8MP_CLK_M7_CORE
> > for backward compatibility.
> >
> > Signed-off-by: LI Qingwu <Qing-wu.Li@leica-geosystems.com.cn>
>
> Any Fixes tag?
Thanks, I will and Fixes in V2
Fixes: 8c83a8ff4dd9 (clk: imx8mp: use imx8m_clk_hw_composite_core to simplify code)
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2022-12-09 18:27 ` Stephen Boyd
2022-12-12 5:05 ` LI Qingwu
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