From: Stefan Herbrechtsmeier <stefan.herbrechtsmeier-oss@weidmueller.com>
To: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>, u-boot@lists.denx.de
Cc: adrian.fiergolski@fastree3d.com, jh80.chung@samsung.com,
sven@svenpeter.dev, kettenis@openbsd.org, sjg@chromium.org,
git@xilinx.com, git@amd.com
Subject: Re: [PATCH 2/5] firmware: zynqmp: Load config overlay for core0 to pmufw
Date: Fri, 15 Jul 2022 18:13:40 +0200 [thread overview]
Message-ID: <b0fc27e0-86ea-b404-e02e-b8020e2aa493@weidmueller.com> (raw)
In-Reply-To: <1657877964-16742-3-git-send-email-ashok.reddy.soma@xilinx.com>
Am 15.07.2022 um 11:39 schrieb Ashok Reddy Soma:
> Try loading pmufw config overlay for core0, if it doesn't return any
> error it means pmufw is accepting nodes for other IP's. Otherwise dont
> try to load config object for any other IP, just return from
> zynqmp_pmufw_node function.
>
> Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>
> ---
>
> drivers/firmware/firmware-zynqmp.c | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/drivers/firmware/firmware-zynqmp.c b/drivers/firmware/firmware-zynqmp.c
> index 34d9b47003..288151533e 100644
> --- a/drivers/firmware/firmware-zynqmp.c
> +++ b/drivers/firmware/firmware-zynqmp.c
> @@ -68,8 +68,13 @@ int zynqmp_pmufw_config_close(void)
> return 0;
> }
>
> +static bool config_enabled;
> +
Please move the variable inside the function.
> int zynqmp_pmufw_node(u32 id)
> {
> + if (!config_enabled)
> + return 0;
> +
> /* Record power domain id */
> xpm_configobject[NODE_ID_LOCATION] = id;
>
> @@ -267,6 +272,15 @@ static int zynqmp_power_probe(struct udevice *dev)
> ret >> ZYNQMP_PM_VERSION_MAJOR_SHIFT,
> ret & ZYNQMP_PM_VERSION_MINOR_MASK);
>
> + if (IS_ENABLED(CONFIG_ARCH_ZYNQMP)) {
> + xpm_configobject[NODE_ID_LOCATION] = NODE_APU_0;
> +
> + ret = zynqmp_pmufw_load_config_object(xpm_configobject,
> + sizeof(xpm_configobject));
> + if (!ret)
> + config_enabled = true;
> + }
> +
> return 0;
> };
>
next prev parent reply other threads:[~2022-07-15 16:13 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-15 9:39 [PATCH 0/5] Enable power domain driver in ZynqMP and Versal Ashok Reddy Soma
2022-07-15 9:39 ` [PATCH 1/5] firmware: zynqmp: Change prototype of zynqmp_pmufw_load_config_object() Ashok Reddy Soma
2022-07-15 9:39 ` [PATCH 2/5] firmware: zynqmp: Load config overlay for core0 to pmufw Ashok Reddy Soma
2022-07-15 16:13 ` Stefan Herbrechtsmeier [this message]
2022-07-15 16:34 ` Michal Simek
2022-07-16 11:17 ` Stefan Herbrechtsmeier
2022-07-19 4:44 ` Soma, Ashok Reddy
2022-07-20 16:02 ` Stefan Herbrechtsmeier
2022-07-21 11:53 ` Soma, Ashok Reddy
2022-07-15 9:39 ` [PATCH 3/5] arm64: zynqmp: Enable power domain driver Ashok Reddy Soma
2022-07-15 9:39 ` [PATCH 4/5] mailbox: zynqmp: Move struct zynqmp_ipi_msg from sys_proto.h Ashok Reddy Soma
2022-07-15 9:39 ` [PATCH 5/5] arm64: versal: Enable power domain driver and its dependencies Ashok Reddy Soma
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