hw-mgmt: kernel: patches: Add support for Q3450 XDR platform

Signed-off-by: Felix Radensky <[email protected]>
Mellanox · Feb 26, 2025 · 22f7a38 · 22f7a38
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diff --git a/recipes-kernel/linux/Patch_Status_Table.txt b/recipes-kernel/linux/Patch_Status_Table.txt
@@ -398,6 +398,8 @@ Kernel-5.10
 |9004-DS-OPT-mlxsw-minimal-Downstream-Disable-ethtool-interface.patch|                 | Downstream accepted                      |            |                                                |
 |9005-platform-mellanox-Downstream-Introduce-support-of-Nv.patch  |                    | Downstream;skip[sonic]                   |            |                                                |
 |9006-mlxsw-core_hwmon-Downstream-Fix-module-sensor-number-for-QM3200.patch|           | Downstream;skip[ALL];take[opt]           |            |                                                |
+|9007-platform-mellanox-mlx-platform-Change-register-0x28-.patch  |                    | Downstream accepted                      |            |                                                |
+|9008-platform-mellanox-mlx-platform-Add-support-for-Q3450.patch  |                    | Downstream;skip[sonic,cumulus]           |            | Q3450                                          |
 -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
 
 Kernel-5.14
@@ -729,6 +731,8 @@ Kernel-6.1
 |9004-platform-mellanox-Downstream-Introduce-support-of-Nv.patch  |                    | Downstream;skip[sonic,cumulus]           |            |                                                |
 |9006-mlxsw-core_hwmon-Downstream-Fix-module-sensor-number-for-QM3200.patch|           | Downstream;skip[ALL];take[opt]           |            |                                                |
 |9007-mlxsw-core-Downstream-Fix-uninitialized-variable.patch      |                    | Downstream accepted;skip[sonic]          |            |                                                |
+|9008-platform-mellanox-mlx-platform-Change-register-0x28-.patch  |                    | Downstream accepted                      |            |                                                |
+|9009-platform-mellanox-mlx-platform-Add-support-for-Q3450.patch  |                    | Downstream;skip[sonic,cumulus]           |            | Q3450                                          |
 -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
 
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diff --git a/...s-kernel/linux/linux-5.10/9007-platform-mellanox-mlx-platform-Change-register-0x28-.patch b/...s-kernel/linux/linux-5.10/9007-platform-mellanox-mlx-platform-Change-register-0x28-.patch
@@ -0,0 +1,56 @@
+From 61b5d56ae93d68c12a66822add15864e774baab5 Mon Sep 17 00:00:00 2001
+From: Felix Radensky <[email protected]>
+Date: Mon, 13 Jan 2025 12:49:33 +0200
+Subject: platform: mellanox: mlx-platform: Change register 0x28 name
+
+Register 0x28 was repurposed on new systems. Change its name
+to correctly reflect the new functionality.
+
+Signed-off-by: Felix Radensky <[email protected]>
+Reviewed-by: Vadim Pasternak <[email protected]>
+---
+ drivers/platform/mellanox/mlx-platform.c | 7 +++----
+ 1 file changed, 3 insertions(+), 4 deletions(-)
+
+diff --git a/drivers/platform/mellanox/mlx-platform.c b/drivers/platform/mellanox/mlx-platform.c
+index c0d2d0378..6767e58f4 100644
+--- a/drivers/platform/mellanox/mlx-platform.c
++++ b/drivers/platform/mellanox/mlx-platform.c
+@@ -53,7 +53,7 @@
+ #define MLXPLAT_CPLD_LPC_REG_LED6_OFFSET	0x25
+ #define MLXPLAT_CPLD_LPC_REG_LED7_OFFSET	0x26
+ #define MLXPLAT_CPLD_LPC_REG_LED8_OFFSET	0x27
+-#define MLXPLAT_CPLD_LPC_REG_LED9_OFFSET	0x28
++#define MLXPLAT_CPLD_LPC_REG_CPLD7_PN_OFFSET	0x28
+ #define MLXPLAT_CPLD_LPC_REG_FAN_DIRECTION	0x2a
+ #define MLXPLAT_CPLD_LPC_REG_GP0_RO_OFFSET	0x2b
+ #define MLXPLAT_CPLD_LPC_REG_GPCOM0_OFFSET	0x2d
+@@ -8066,7 +8066,6 @@ static bool mlxplat_mlxcpld_writeable_reg(struct device *dev, unsigned int reg)
+ 	case MLXPLAT_CPLD_LPC_REG_LED6_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_LED7_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_LED8_OFFSET:
+-	case MLXPLAT_CPLD_LPC_REG_LED9_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_GP0_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_GP_RST_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_GP1_OFFSET:
+@@ -8198,7 +8197,7 @@ static bool mlxplat_mlxcpld_readable_reg(struct device *dev, unsigned int reg)
+ 	case MLXPLAT_CPLD_LPC_REG_LED6_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_LED7_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_LED8_OFFSET:
+-	case MLXPLAT_CPLD_LPC_REG_LED9_OFFSET:
++	case MLXPLAT_CPLD_LPC_REG_CPLD7_PN_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_FAN_DIRECTION:
+ 	case MLXPLAT_CPLD_LPC_REG_GP0_RO_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_GPCOM0_OFFSET:
+@@ -8398,7 +8397,7 @@ static bool mlxplat_mlxcpld_volatile_reg(struct device *dev, unsigned int reg)
+ 	case MLXPLAT_CPLD_LPC_REG_LED6_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_LED7_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_LED8_OFFSET:
+-	case MLXPLAT_CPLD_LPC_REG_LED9_OFFSET:
++	case MLXPLAT_CPLD_LPC_REG_CPLD7_PN_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_FAN_DIRECTION:
+ 	case MLXPLAT_CPLD_LPC_REG_GP0_RO_OFFSET:
+ 	case MLXPLAT_CPLD_LPC_REG_GPCOM0_OFFSET:
+-- 
+2.34.1
+