kernel-5.15/0615-bt1-pvt-added-compatible-baikal-pvt.patch
Mikhail Novosyolov 839b6a86b6 Add support of Baikal-M SoCs
Information about config values was taken from:

From 804820df7bcb3d53a33ecd074b1eac277e938f24 Mon Sep 17 00:00:00 2001
From: Alexey Sheplyakov <asheplyakov@altlinux.org>
Date: Thu, 4 Feb 2021 19:35:14 +0400
Subject: [PATCH] config-aarch64: adjusted for Baikal-M (MBM1.0 board)

* DW_APB_TIMER=y, DW_APB_TIMER_OF=y: SoC clocks

* SERIAL_8250_DW=y: serial console

* I2C_DESIGNWARE_CORE=y, I2C_DESIGNWARE_PLATFORM=y: BMC (board
  management controller) and RTC (Real Time Clock) are connected
  via I2C.

* GPIO_DWAPB=y: device (PCIe, PHY, etc) reset/configuration

* RTC_DRV_PCF2127=y: RTC compiled in so the kernel automatically
  sets the system time from the hardware clock

* TP_BMC=y: amongst other things handles the power button

* DRM_BAIKAL_VDU=m, DRM_BAIKAL_HDMI=m: video unit and HDMI transmitter

* CMA_SIZE_MBYTES=256: video display unit and GPU use system RAM, hence
  CMA should reserve enough (contiguous) memory.
  Note: CMA reserves memory during very early init, hence the size
  has to be hard-coded into CONFIG

* MALI_MIDGARD=m: GPU driver, kernel side of proprietary mali blob.
  Note: kernel mode code is GPLv2, so it's fine to distribute it.

* SENSORS_BT1_PVT=m: hardware temperature/voltage sensors

* PCI_BAIKAL=m: PCIe root complex. Compiled as a module since takes
  ages (60 seconds or so) to probe the hardware. If compiled in
  substantially increases the boot time, and machine is completely
  unresponsive during probing PCIe. When built as a module probing
  executes concurrently with other boot activities (unless booting
  from a PCIe device)

* STMMAC_ETH=m, STMMAC_PLATFORM=m, DWMAC_BAIKAL=m: Ethernet driver
2021-06-22 16:35:50 +03:00

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Diff

From 7028d81bce581b1075c55b34f2596f16ae8686ce Mon Sep 17 00:00:00 2001
From: Alexey Sheplyakov <asheplyakov@altlinux.org>
Date: Thu, 3 Dec 2020 19:24:00 +0400
Subject: [PATCH 615/625] bt1-pvt: added compatible baikal,pvt
So the driver will be loaded on existing BE-M1000 based boards.
X-DONTUPSTREAM
---
drivers/hwmon/bt1-pvt.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/hwmon/bt1-pvt.c b/drivers/hwmon/bt1-pvt.c
index 38774ec33ee1..585614a384e1 100644
--- a/drivers/hwmon/bt1-pvt.c
+++ b/drivers/hwmon/bt1-pvt.c
@@ -1240,6 +1240,7 @@ static int pvt_probe(struct platform_device *pdev)
static const struct of_device_id pvt_of_match[] = {
{ .compatible = "baikal,bt1-pvt" },
+ { .compatible = "baikal,pvt" },
{ }
};
MODULE_DEVICE_TABLE(of, pvt_of_match);
--
2.31.1