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Mon, 05 Jun 2023 06:33:13 -0700 (PDT) Received: from [192.168.1.20] ([178.197.219.26]) by smtp.gmail.com with ESMTPSA id l18-20020a1709067d5200b0096a27dbb5b2sm4196195ejp.209.2023.06.05.06.33.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 05 Jun 2023 06:33:12 -0700 (PDT) Message-ID: <9296f953-62d9-fd77-ffcb-42dbbcdcc77f@linaro.org> Date: Mon, 5 Jun 2023 15:33:09 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.2 Subject: Re: [PATCH 17/21] power: reset: at91-poweroff: lookup for proper pmc dt node for sam9x7 Content-Language: en-US To: Nicolas Ferre , Varshini Rajendran , tglx@linutronix.de, maz@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, alexandre.belloni@bootlin.com, claudiu.beznea@microchip.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, gregkh@linuxfoundation.org, linux@armlinux.org.uk, mturquette@baylibre.com, sboyd@kernel.org, sre@kernel.org, broonie@kernel.org, arnd@arndb.de, gregory.clement@bootlin.com, sudeep.holla@arm.com, balamanikandan.gunasundar@microchip.com, mihai.sain@microchip.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, linux-usb@vger.kernel.org, linux-clk@vger.kernel.org, linux-pm@vger.kernel.org Cc: Hari.PrasathGE@microchip.com, cristian.birsan@microchip.com, durai.manickamkr@microchip.com, manikandan.m@microchip.com, dharma.b@microchip.com, nayabbasha.sayed@microchip.com, balakrishnan.s@microchip.com References: <20230603200243.243878-1-varshini.rajendran@microchip.com> <20230603200243.243878-18-varshini.rajendran@microchip.com> <2a538004-351f-487a-361c-df723d186c27@linaro.org> From: Krzysztof Kozlowski In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230605_063317_439469_5022D675 X-CRM114-Status: GOOD ( 15.70 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 05/06/2023 15:04, Nicolas Ferre wrote: > On 05/06/2023 at 08:43, Krzysztof Kozlowski wrote: >> On 03/06/2023 22:02, Varshini Rajendran wrote: >>> Use sam9x7 pmc's compatible to lookup for in the SHDWC driver >>> >>> Signed-off-by: Varshini Rajendran >>> --- >>> drivers/power/reset/at91-sama5d2_shdwc.c | 1 + >>> 1 file changed, 1 insertion(+) >>> >>> diff --git a/drivers/power/reset/at91-sama5d2_shdwc.c b/drivers/power/reset/at91-sama5d2_shdwc.c >>> index d8ecffe72f16..d0f29b99f25e 100644 >>> --- a/drivers/power/reset/at91-sama5d2_shdwc.c >>> +++ b/drivers/power/reset/at91-sama5d2_shdwc.c >>> @@ -326,6 +326,7 @@ static const struct of_device_id at91_pmc_ids[] = { >>> { .compatible = "atmel,sama5d2-pmc" }, >>> { .compatible = "microchip,sam9x60-pmc" }, >>> { .compatible = "microchip,sama7g5-pmc" }, >>> + { .compatible = "microchip,sam9x7-pmc" }, >> >> Why do you need new entry if these are compatible? > > Yes, PMC is very specific to a SoC silicon. As we must look for it in > the shutdown controller, I think we need a new entry here. ??? How does it answer to my question at all? What is exactly specific which warrants new entry? Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel