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Sat, 16 May 2026 09:44:15 -0700 (PDT) Received: from fedora.taildae27b.ts.net ([2409:40e5:100a:b5ee:87c:e578:2b2e:422b]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-83f19664a59sm9562564b3a.1.2026.05.16.09.44.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 16 May 2026 09:44:15 -0700 (PDT) From: Shubham Chakraborty To: Florian Fainelli , Ray Jui , Scott Branden , Broadcom internal kernel review list , linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/2] soc: bcm2835: raspberrypi-firmware: Add voltage domain IDs Date: Sat, 16 May 2026 22:14:05 +0530 Message-ID: <20260516164407.25255-1-chakrabortyshubham66@gmail.com> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add firmware voltage domain identifiers for the Raspberry Pi mailbox property interface. These IDs are used by firmware clients to query voltage rails through the RPI_FIRMWARE_GET_VOLTAGE property. Signed-off-by: Shubham Chakraborty --- include/soc/bcm2835/raspberrypi-firmware.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/include/soc/bcm2835/raspberrypi-firmware.h b/include/soc/bcm2835/raspberrypi-firmware.h index e1f87fbfe554..fd2e051ce05b 100644 --- a/include/soc/bcm2835/raspberrypi-firmware.h +++ b/include/soc/bcm2835/raspberrypi-firmware.h @@ -156,6 +156,14 @@ enum rpi_firmware_clk_id { RPI_FIRMWARE_NUM_CLK_ID, }; +enum rpi_firmware_volt_id { + RPI_FIRMWARE_VOLT_ID_RESERVED = 0, + RPI_FIRMWARE_VOLT_ID_CORE = 1, + RPI_FIRMWARE_VOLT_ID_SDRAM_C = 2, + RPI_FIRMWARE_VOLT_ID_SDRAM_I = 3, + RPI_FIRMWARE_VOLT_ID_SDRAM_P = 4, +}; + /** * struct rpi_firmware_clk_rate_request - Firmware Request for a rate * @id: ID of the clock being queried -- 2.54.0