207da7128a
The return value from platform_device_register_resndata() is not checked
correctly. The test is done against a wrong variable. This patch fix it.
Fixes: 0378123c58 ("platform/x86: mlx-platform: Add mlxreg-fan platform driver activation")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
1765 lines
49 KiB
C
1765 lines
49 KiB
C
/*
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* Copyright (c) 2016 Mellanox Technologies. All rights reserved.
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* Copyright (c) 2016 Vadim Pasternak <vadimp@mellanox.com>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the names of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <linux/device.h>
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#include <linux/dmi.h>
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#include <linux/i2c.h>
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#include <linux/i2c-mux.h>
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#include <linux/io.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/platform_data/i2c-mux-reg.h>
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#include <linux/platform_data/mlxreg.h>
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#include <linux/regmap.h>
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#define MLX_PLAT_DEVICE_NAME "mlxplat"
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/* LPC bus IO offsets */
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#define MLXPLAT_CPLD_LPC_I2C_BASE_ADRR 0x2000
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#define MLXPLAT_CPLD_LPC_REG_BASE_ADRR 0x2500
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#define MLXPLAT_CPLD_LPC_REG_CPLD1_VER_OFFSET 0x00
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#define MLXPLAT_CPLD_LPC_REG_CPLD2_VER_OFFSET 0x01
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#define MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET 0x1d
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#define MLXPLAT_CPLD_LPC_REG_LED1_OFFSET 0x20
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#define MLXPLAT_CPLD_LPC_REG_LED2_OFFSET 0x21
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#define MLXPLAT_CPLD_LPC_REG_LED3_OFFSET 0x22
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#define MLXPLAT_CPLD_LPC_REG_LED4_OFFSET 0x23
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#define MLXPLAT_CPLD_LPC_REG_LED5_OFFSET 0x24
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#define MLXPLAT_CPLD_LPC_REG_GP1_OFFSET 0x30
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#define MLXPLAT_CPLD_LPC_REG_WP1_OFFSET 0x31
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#define MLXPLAT_CPLD_LPC_REG_GP2_OFFSET 0x32
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#define MLXPLAT_CPLD_LPC_REG_WP2_OFFSET 0x33
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#define MLXPLAT_CPLD_LPC_REG_PWM_CONTROL_OFFSET 0x37
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#define MLXPLAT_CPLD_LPC_REG_AGGR_OFFSET 0x3a
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#define MLXPLAT_CPLD_LPC_REG_AGGR_MASK_OFFSET 0x3b
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#define MLXPLAT_CPLD_LPC_REG_AGGRLO_OFFSET 0x40
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#define MLXPLAT_CPLD_LPC_REG_AGGRLO_MASK_OFFSET 0x41
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#define MLXPLAT_CPLD_LPC_REG_ASIC_HEALTH_OFFSET 0x50
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#define MLXPLAT_CPLD_LPC_REG_ASIC_EVENT_OFFSET 0x51
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#define MLXPLAT_CPLD_LPC_REG_ASIC_MASK_OFFSET 0x52
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#define MLXPLAT_CPLD_LPC_REG_PSU_OFFSET 0x58
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#define MLXPLAT_CPLD_LPC_REG_PSU_EVENT_OFFSET 0x59
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#define MLXPLAT_CPLD_LPC_REG_PSU_MASK_OFFSET 0x5a
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#define MLXPLAT_CPLD_LPC_REG_PWR_OFFSET 0x64
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#define MLXPLAT_CPLD_LPC_REG_PWR_EVENT_OFFSET 0x65
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#define MLXPLAT_CPLD_LPC_REG_PWR_MASK_OFFSET 0x66
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#define MLXPLAT_CPLD_LPC_REG_FAN_OFFSET 0x88
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#define MLXPLAT_CPLD_LPC_REG_FAN_EVENT_OFFSET 0x89
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#define MLXPLAT_CPLD_LPC_REG_FAN_MASK_OFFSET 0x8a
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#define MLXPLAT_CPLD_LPC_REG_PWM1_OFFSET 0xe3
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#define MLXPLAT_CPLD_LPC_REG_TACHO1_OFFSET 0xe4
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#define MLXPLAT_CPLD_LPC_REG_TACHO2_OFFSET 0xe5
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#define MLXPLAT_CPLD_LPC_REG_TACHO3_OFFSET 0xe6
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#define MLXPLAT_CPLD_LPC_REG_TACHO4_OFFSET 0xe7
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#define MLXPLAT_CPLD_LPC_REG_TACHO5_OFFSET 0xe8
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#define MLXPLAT_CPLD_LPC_REG_TACHO6_OFFSET 0xe9
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#define MLXPLAT_CPLD_LPC_REG_TACHO7_OFFSET 0xea
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#define MLXPLAT_CPLD_LPC_REG_TACHO8_OFFSET 0xeb
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#define MLXPLAT_CPLD_LPC_REG_TACHO9_OFFSET 0xec
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#define MLXPLAT_CPLD_LPC_REG_TACHO10_OFFSET 0xed
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#define MLXPLAT_CPLD_LPC_REG_TACHO11_OFFSET 0xee
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#define MLXPLAT_CPLD_LPC_REG_TACHO12_OFFSET 0xef
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#define MLXPLAT_CPLD_LPC_IO_RANGE 0x100
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#define MLXPLAT_CPLD_LPC_I2C_CH1_OFF 0xdb
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#define MLXPLAT_CPLD_LPC_I2C_CH2_OFF 0xda
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#define MLXPLAT_CPLD_LPC_PIO_OFFSET 0x10000UL
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#define MLXPLAT_CPLD_LPC_REG1 ((MLXPLAT_CPLD_LPC_REG_BASE_ADRR + \
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MLXPLAT_CPLD_LPC_I2C_CH1_OFF) | \
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MLXPLAT_CPLD_LPC_PIO_OFFSET)
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#define MLXPLAT_CPLD_LPC_REG2 ((MLXPLAT_CPLD_LPC_REG_BASE_ADRR + \
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MLXPLAT_CPLD_LPC_I2C_CH2_OFF) | \
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MLXPLAT_CPLD_LPC_PIO_OFFSET)
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/* Masks for aggregation, psu, pwr and fan event in CPLD related registers. */
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#define MLXPLAT_CPLD_AGGR_ASIC_MASK_DEF 0x04
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#define MLXPLAT_CPLD_AGGR_PSU_MASK_DEF 0x08
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#define MLXPLAT_CPLD_AGGR_PWR_MASK_DEF 0x08
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#define MLXPLAT_CPLD_AGGR_FAN_MASK_DEF 0x40
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#define MLXPLAT_CPLD_AGGR_MASK_DEF (MLXPLAT_CPLD_AGGR_ASIC_MASK_DEF | \
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MLXPLAT_CPLD_AGGR_PSU_MASK_DEF | \
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MLXPLAT_CPLD_AGGR_FAN_MASK_DEF)
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#define MLXPLAT_CPLD_AGGR_ASIC_MASK_NG 0x01
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#define MLXPLAT_CPLD_AGGR_MASK_NG_DEF 0x04
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#define MLXPLAT_CPLD_LOW_AGGR_MASK_LOW 0xc1
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#define MLXPLAT_CPLD_PSU_MASK GENMASK(1, 0)
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#define MLXPLAT_CPLD_PWR_MASK GENMASK(1, 0)
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#define MLXPLAT_CPLD_FAN_MASK GENMASK(3, 0)
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#define MLXPLAT_CPLD_ASIC_MASK GENMASK(1, 0)
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#define MLXPLAT_CPLD_FAN_NG_MASK GENMASK(5, 0)
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#define MLXPLAT_CPLD_LED_LO_NIBBLE_MASK GENMASK(7, 4)
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#define MLXPLAT_CPLD_LED_HI_NIBBLE_MASK GENMASK(3, 0)
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/* Default I2C parent bus number */
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#define MLXPLAT_CPLD_PHYS_ADAPTER_DEF_NR 1
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/* Maximum number of possible physical buses equipped on system */
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#define MLXPLAT_CPLD_MAX_PHYS_ADAPTER_NUM 16
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/* Number of channels in group */
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#define MLXPLAT_CPLD_GRP_CHNL_NUM 8
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/* Start channel numbers */
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#define MLXPLAT_CPLD_CH1 2
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#define MLXPLAT_CPLD_CH2 10
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/* Number of LPC attached MUX platform devices */
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#define MLXPLAT_CPLD_LPC_MUX_DEVS 2
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/* Hotplug devices adapter numbers */
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#define MLXPLAT_CPLD_NR_NONE -1
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#define MLXPLAT_CPLD_PSU_DEFAULT_NR 10
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#define MLXPLAT_CPLD_PSU_MSNXXXX_NR 4
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#define MLXPLAT_CPLD_FAN1_DEFAULT_NR 11
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#define MLXPLAT_CPLD_FAN2_DEFAULT_NR 12
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#define MLXPLAT_CPLD_FAN3_DEFAULT_NR 13
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#define MLXPLAT_CPLD_FAN4_DEFAULT_NR 14
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/* mlxplat_priv - platform private data
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* @pdev_i2c - i2c controller platform device
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* @pdev_mux - array of mux platform devices
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* @pdev_hotplug - hotplug platform devices
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* @pdev_led - led platform devices
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* @pdev_io_regs - register access platform devices
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* @pdev_fan - FAN platform devices
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*/
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struct mlxplat_priv {
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struct platform_device *pdev_i2c;
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struct platform_device *pdev_mux[MLXPLAT_CPLD_LPC_MUX_DEVS];
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struct platform_device *pdev_hotplug;
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struct platform_device *pdev_led;
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struct platform_device *pdev_io_regs;
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struct platform_device *pdev_fan;
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};
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/* Regions for LPC I2C controller and LPC base register space */
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static const struct resource mlxplat_lpc_resources[] = {
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[0] = DEFINE_RES_NAMED(MLXPLAT_CPLD_LPC_I2C_BASE_ADRR,
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MLXPLAT_CPLD_LPC_IO_RANGE,
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"mlxplat_cpld_lpc_i2c_ctrl", IORESOURCE_IO),
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[1] = DEFINE_RES_NAMED(MLXPLAT_CPLD_LPC_REG_BASE_ADRR,
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MLXPLAT_CPLD_LPC_IO_RANGE,
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"mlxplat_cpld_lpc_regs",
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IORESOURCE_IO),
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};
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/* Platform default channels */
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static const int mlxplat_default_channels[][MLXPLAT_CPLD_GRP_CHNL_NUM] = {
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{
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MLXPLAT_CPLD_CH1, MLXPLAT_CPLD_CH1 + 1, MLXPLAT_CPLD_CH1 + 2,
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MLXPLAT_CPLD_CH1 + 3, MLXPLAT_CPLD_CH1 + 4, MLXPLAT_CPLD_CH1 +
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5, MLXPLAT_CPLD_CH1 + 6, MLXPLAT_CPLD_CH1 + 7
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},
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{
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MLXPLAT_CPLD_CH2, MLXPLAT_CPLD_CH2 + 1, MLXPLAT_CPLD_CH2 + 2,
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MLXPLAT_CPLD_CH2 + 3, MLXPLAT_CPLD_CH2 + 4, MLXPLAT_CPLD_CH2 +
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5, MLXPLAT_CPLD_CH2 + 6, MLXPLAT_CPLD_CH2 + 7
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},
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};
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/* Platform channels for MSN21xx system family */
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static const int mlxplat_msn21xx_channels[] = { 1, 2, 3, 4, 5, 6, 7, 8 };
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/* Platform mux data */
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static struct i2c_mux_reg_platform_data mlxplat_mux_data[] = {
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{
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.parent = 1,
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.base_nr = MLXPLAT_CPLD_CH1,
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.write_only = 1,
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.reg = (void __iomem *)MLXPLAT_CPLD_LPC_REG1,
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.reg_size = 1,
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.idle_in_use = 1,
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},
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{
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.parent = 1,
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.base_nr = MLXPLAT_CPLD_CH2,
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.write_only = 1,
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.reg = (void __iomem *)MLXPLAT_CPLD_LPC_REG2,
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.reg_size = 1,
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.idle_in_use = 1,
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},
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};
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/* Platform hotplug devices */
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static struct i2c_board_info mlxplat_mlxcpld_psu[] = {
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{
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I2C_BOARD_INFO("24c02", 0x51),
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},
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{
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I2C_BOARD_INFO("24c02", 0x50),
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},
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};
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static struct i2c_board_info mlxplat_mlxcpld_ng_psu[] = {
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{
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I2C_BOARD_INFO("24c32", 0x51),
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},
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{
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I2C_BOARD_INFO("24c32", 0x50),
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},
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};
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static struct i2c_board_info mlxplat_mlxcpld_pwr[] = {
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{
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I2C_BOARD_INFO("dps460", 0x59),
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},
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{
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I2C_BOARD_INFO("dps460", 0x58),
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},
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};
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static struct i2c_board_info mlxplat_mlxcpld_fan[] = {
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{
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I2C_BOARD_INFO("24c32", 0x50),
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},
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{
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I2C_BOARD_INFO("24c32", 0x50),
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},
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{
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I2C_BOARD_INFO("24c32", 0x50),
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},
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{
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I2C_BOARD_INFO("24c32", 0x50),
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},
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};
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/* Platform hotplug default data */
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static struct mlxreg_core_data mlxplat_mlxcpld_default_psu_items_data[] = {
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{
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.label = "psu1",
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.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
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.mask = BIT(0),
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.hpdev.brdinfo = &mlxplat_mlxcpld_psu[0],
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.hpdev.nr = MLXPLAT_CPLD_PSU_DEFAULT_NR,
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},
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{
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.label = "psu2",
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.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
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.mask = BIT(1),
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.hpdev.brdinfo = &mlxplat_mlxcpld_psu[1],
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.hpdev.nr = MLXPLAT_CPLD_PSU_DEFAULT_NR,
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},
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};
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static struct mlxreg_core_data mlxplat_mlxcpld_default_pwr_items_data[] = {
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{
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.label = "pwr1",
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.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
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.mask = BIT(0),
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.hpdev.brdinfo = &mlxplat_mlxcpld_pwr[0],
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.hpdev.nr = MLXPLAT_CPLD_PSU_DEFAULT_NR,
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},
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{
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.label = "pwr2",
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.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
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.mask = BIT(1),
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.hpdev.brdinfo = &mlxplat_mlxcpld_pwr[1],
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.hpdev.nr = MLXPLAT_CPLD_PSU_DEFAULT_NR,
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},
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};
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static struct mlxreg_core_data mlxplat_mlxcpld_default_fan_items_data[] = {
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{
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.label = "fan1",
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.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
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.mask = BIT(0),
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.hpdev.brdinfo = &mlxplat_mlxcpld_fan[0],
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.hpdev.nr = MLXPLAT_CPLD_FAN1_DEFAULT_NR,
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},
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{
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.label = "fan2",
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.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
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.mask = BIT(1),
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.hpdev.brdinfo = &mlxplat_mlxcpld_fan[1],
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.hpdev.nr = MLXPLAT_CPLD_FAN2_DEFAULT_NR,
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},
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{
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.label = "fan3",
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.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
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.mask = BIT(2),
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.hpdev.brdinfo = &mlxplat_mlxcpld_fan[2],
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.hpdev.nr = MLXPLAT_CPLD_FAN3_DEFAULT_NR,
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},
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{
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.label = "fan4",
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.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
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.mask = BIT(3),
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.hpdev.brdinfo = &mlxplat_mlxcpld_fan[3],
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.hpdev.nr = MLXPLAT_CPLD_FAN4_DEFAULT_NR,
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},
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};
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static struct mlxreg_core_data mlxplat_mlxcpld_default_asic_items_data[] = {
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{
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.label = "asic1",
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.reg = MLXPLAT_CPLD_LPC_REG_ASIC_HEALTH_OFFSET,
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.mask = MLXPLAT_CPLD_ASIC_MASK,
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.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
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},
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};
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static struct mlxreg_core_item mlxplat_mlxcpld_default_items[] = {
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{
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.data = mlxplat_mlxcpld_default_psu_items_data,
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.aggr_mask = MLXPLAT_CPLD_AGGR_PSU_MASK_DEF,
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.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
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.mask = MLXPLAT_CPLD_PSU_MASK,
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.count = ARRAY_SIZE(mlxplat_mlxcpld_psu),
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.inversed = 1,
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.health = false,
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},
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{
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.data = mlxplat_mlxcpld_default_pwr_items_data,
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.aggr_mask = MLXPLAT_CPLD_AGGR_PWR_MASK_DEF,
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.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
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.mask = MLXPLAT_CPLD_PWR_MASK,
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.count = ARRAY_SIZE(mlxplat_mlxcpld_pwr),
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.inversed = 0,
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.health = false,
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},
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{
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.data = mlxplat_mlxcpld_default_fan_items_data,
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.aggr_mask = MLXPLAT_CPLD_AGGR_FAN_MASK_DEF,
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.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
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.mask = MLXPLAT_CPLD_FAN_MASK,
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.count = ARRAY_SIZE(mlxplat_mlxcpld_fan),
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.inversed = 1,
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.health = false,
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},
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{
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.data = mlxplat_mlxcpld_default_asic_items_data,
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.aggr_mask = MLXPLAT_CPLD_AGGR_ASIC_MASK_DEF,
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.reg = MLXPLAT_CPLD_LPC_REG_ASIC_HEALTH_OFFSET,
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.mask = MLXPLAT_CPLD_ASIC_MASK,
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.count = ARRAY_SIZE(mlxplat_mlxcpld_default_asic_items_data),
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.inversed = 0,
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.health = true,
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},
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};
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static
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struct mlxreg_core_hotplug_platform_data mlxplat_mlxcpld_default_data = {
|
|
.items = mlxplat_mlxcpld_default_items,
|
|
.counter = ARRAY_SIZE(mlxplat_mlxcpld_default_items),
|
|
.cell = MLXPLAT_CPLD_LPC_REG_AGGR_OFFSET,
|
|
.mask = MLXPLAT_CPLD_AGGR_MASK_DEF,
|
|
.cell_low = MLXPLAT_CPLD_LPC_REG_AGGRLO_OFFSET,
|
|
.mask_low = MLXPLAT_CPLD_LOW_AGGR_MASK_LOW,
|
|
};
|
|
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_msn21xx_pwr_items_data[] = {
|
|
{
|
|
.label = "pwr1",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
|
|
.mask = BIT(0),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
{
|
|
.label = "pwr2",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
|
|
.mask = BIT(1),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
};
|
|
|
|
/* Platform hotplug MSN21xx system family data */
|
|
static struct mlxreg_core_item mlxplat_mlxcpld_msn21xx_items[] = {
|
|
{
|
|
.data = mlxplat_mlxcpld_msn21xx_pwr_items_data,
|
|
.aggr_mask = MLXPLAT_CPLD_AGGR_PWR_MASK_DEF,
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
|
|
.mask = MLXPLAT_CPLD_PWR_MASK,
|
|
.count = ARRAY_SIZE(mlxplat_mlxcpld_msn21xx_pwr_items_data),
|
|
.inversed = 0,
|
|
.health = false,
|
|
},
|
|
{
|
|
.data = mlxplat_mlxcpld_default_asic_items_data,
|
|
.aggr_mask = MLXPLAT_CPLD_AGGR_ASIC_MASK_DEF,
|
|
.reg = MLXPLAT_CPLD_LPC_REG_ASIC_HEALTH_OFFSET,
|
|
.mask = MLXPLAT_CPLD_ASIC_MASK,
|
|
.count = ARRAY_SIZE(mlxplat_mlxcpld_default_asic_items_data),
|
|
.inversed = 0,
|
|
.health = true,
|
|
},
|
|
};
|
|
|
|
static
|
|
struct mlxreg_core_hotplug_platform_data mlxplat_mlxcpld_msn21xx_data = {
|
|
.items = mlxplat_mlxcpld_msn21xx_items,
|
|
.counter = ARRAY_SIZE(mlxplat_mlxcpld_msn21xx_items),
|
|
.cell = MLXPLAT_CPLD_LPC_REG_AGGR_OFFSET,
|
|
.mask = MLXPLAT_CPLD_AGGR_MASK_DEF,
|
|
.cell_low = MLXPLAT_CPLD_LPC_REG_AGGRLO_OFFSET,
|
|
.mask_low = MLXPLAT_CPLD_LOW_AGGR_MASK_LOW,
|
|
};
|
|
|
|
/* Platform hotplug msn274x system family data */
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_msn274x_psu_items_data[] = {
|
|
{
|
|
.label = "psu1",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
|
|
.mask = BIT(0),
|
|
.hpdev.brdinfo = &mlxplat_mlxcpld_psu[0],
|
|
.hpdev.nr = MLXPLAT_CPLD_PSU_MSNXXXX_NR,
|
|
},
|
|
{
|
|
.label = "psu2",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
|
|
.mask = BIT(1),
|
|
.hpdev.brdinfo = &mlxplat_mlxcpld_psu[1],
|
|
.hpdev.nr = MLXPLAT_CPLD_PSU_MSNXXXX_NR,
|
|
},
|
|
};
|
|
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_default_ng_pwr_items_data[] = {
|
|
{
|
|
.label = "pwr1",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
|
|
.mask = BIT(0),
|
|
.hpdev.brdinfo = &mlxplat_mlxcpld_pwr[0],
|
|
.hpdev.nr = MLXPLAT_CPLD_PSU_MSNXXXX_NR,
|
|
},
|
|
{
|
|
.label = "pwr2",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
|
|
.mask = BIT(1),
|
|
.hpdev.brdinfo = &mlxplat_mlxcpld_pwr[1],
|
|
.hpdev.nr = MLXPLAT_CPLD_PSU_MSNXXXX_NR,
|
|
},
|
|
};
|
|
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_msn274x_fan_items_data[] = {
|
|
{
|
|
.label = "fan1",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
|
|
.mask = BIT(0),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
{
|
|
.label = "fan2",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
|
|
.mask = BIT(1),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
{
|
|
.label = "fan3",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
|
|
.mask = BIT(2),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
{
|
|
.label = "fan4",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
|
|
.mask = BIT(3),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
};
|
|
|
|
static struct mlxreg_core_item mlxplat_mlxcpld_msn274x_items[] = {
|
|
{
|
|
.data = mlxplat_mlxcpld_msn274x_psu_items_data,
|
|
.aggr_mask = MLXPLAT_CPLD_AGGR_MASK_NG_DEF,
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
|
|
.mask = MLXPLAT_CPLD_PSU_MASK,
|
|
.count = ARRAY_SIZE(mlxplat_mlxcpld_msn274x_psu_items_data),
|
|
.inversed = 1,
|
|
.health = false,
|
|
},
|
|
{
|
|
.data = mlxplat_mlxcpld_default_ng_pwr_items_data,
|
|
.aggr_mask = MLXPLAT_CPLD_AGGR_MASK_NG_DEF,
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
|
|
.mask = MLXPLAT_CPLD_PWR_MASK,
|
|
.count = ARRAY_SIZE(mlxplat_mlxcpld_default_ng_pwr_items_data),
|
|
.inversed = 0,
|
|
.health = false,
|
|
},
|
|
{
|
|
.data = mlxplat_mlxcpld_msn274x_fan_items_data,
|
|
.aggr_mask = MLXPLAT_CPLD_AGGR_MASK_NG_DEF,
|
|
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
|
|
.mask = MLXPLAT_CPLD_FAN_MASK,
|
|
.count = ARRAY_SIZE(mlxplat_mlxcpld_msn274x_fan_items_data),
|
|
.inversed = 1,
|
|
.health = false,
|
|
},
|
|
{
|
|
.data = mlxplat_mlxcpld_default_asic_items_data,
|
|
.aggr_mask = MLXPLAT_CPLD_AGGR_MASK_NG_DEF,
|
|
.reg = MLXPLAT_CPLD_LPC_REG_ASIC_HEALTH_OFFSET,
|
|
.mask = MLXPLAT_CPLD_ASIC_MASK,
|
|
.count = ARRAY_SIZE(mlxplat_mlxcpld_default_asic_items_data),
|
|
.inversed = 0,
|
|
.health = true,
|
|
},
|
|
};
|
|
|
|
static
|
|
struct mlxreg_core_hotplug_platform_data mlxplat_mlxcpld_msn274x_data = {
|
|
.items = mlxplat_mlxcpld_msn274x_items,
|
|
.counter = ARRAY_SIZE(mlxplat_mlxcpld_msn274x_items),
|
|
.cell = MLXPLAT_CPLD_LPC_REG_AGGR_OFFSET,
|
|
.mask = MLXPLAT_CPLD_AGGR_MASK_NG_DEF,
|
|
.cell_low = MLXPLAT_CPLD_LPC_REG_AGGRLO_OFFSET,
|
|
.mask_low = MLXPLAT_CPLD_LOW_AGGR_MASK_LOW,
|
|
};
|
|
|
|
/* Platform hotplug MSN201x system family data */
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_msn201x_pwr_items_data[] = {
|
|
{
|
|
.label = "pwr1",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
|
|
.mask = BIT(0),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
{
|
|
.label = "pwr2",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
|
|
.mask = BIT(1),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
};
|
|
|
|
static struct mlxreg_core_item mlxplat_mlxcpld_msn201x_items[] = {
|
|
{
|
|
.data = mlxplat_mlxcpld_msn201x_pwr_items_data,
|
|
.aggr_mask = MLXPLAT_CPLD_AGGR_PWR_MASK_DEF,
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
|
|
.mask = MLXPLAT_CPLD_PWR_MASK,
|
|
.count = ARRAY_SIZE(mlxplat_mlxcpld_msn201x_pwr_items_data),
|
|
.inversed = 0,
|
|
.health = false,
|
|
},
|
|
{
|
|
.data = mlxplat_mlxcpld_default_asic_items_data,
|
|
.aggr_mask = MLXPLAT_CPLD_AGGR_ASIC_MASK_DEF,
|
|
.reg = MLXPLAT_CPLD_LPC_REG_ASIC_HEALTH_OFFSET,
|
|
.mask = MLXPLAT_CPLD_ASIC_MASK,
|
|
.count = ARRAY_SIZE(mlxplat_mlxcpld_default_asic_items_data),
|
|
.inversed = 0,
|
|
.health = true,
|
|
},
|
|
};
|
|
|
|
static
|
|
struct mlxreg_core_hotplug_platform_data mlxplat_mlxcpld_msn201x_data = {
|
|
.items = mlxplat_mlxcpld_msn21xx_items,
|
|
.counter = ARRAY_SIZE(mlxplat_mlxcpld_msn201x_items),
|
|
.cell = MLXPLAT_CPLD_LPC_REG_AGGR_OFFSET,
|
|
.mask = MLXPLAT_CPLD_AGGR_MASK_DEF,
|
|
.cell_low = MLXPLAT_CPLD_LPC_REG_AGGRLO_OFFSET,
|
|
.mask_low = MLXPLAT_CPLD_LOW_AGGR_MASK_LOW,
|
|
};
|
|
|
|
/* Platform hotplug next generation system family data */
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_default_ng_psu_items_data[] = {
|
|
{
|
|
.label = "psu1",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
|
|
.mask = BIT(0),
|
|
.hpdev.brdinfo = &mlxplat_mlxcpld_ng_psu[0],
|
|
.hpdev.nr = MLXPLAT_CPLD_PSU_MSNXXXX_NR,
|
|
},
|
|
{
|
|
.label = "psu2",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
|
|
.mask = BIT(1),
|
|
.hpdev.brdinfo = &mlxplat_mlxcpld_ng_psu[1],
|
|
.hpdev.nr = MLXPLAT_CPLD_PSU_MSNXXXX_NR,
|
|
},
|
|
};
|
|
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_default_ng_fan_items_data[] = {
|
|
{
|
|
.label = "fan1",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
|
|
.mask = BIT(0),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
{
|
|
.label = "fan2",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
|
|
.mask = BIT(1),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
{
|
|
.label = "fan3",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
|
|
.mask = BIT(2),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
{
|
|
.label = "fan4",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
|
|
.mask = BIT(3),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
{
|
|
.label = "fan5",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
|
|
.mask = BIT(4),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
{
|
|
.label = "fan6",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
|
|
.mask = BIT(5),
|
|
.hpdev.nr = MLXPLAT_CPLD_NR_NONE,
|
|
},
|
|
};
|
|
|
|
static struct mlxreg_core_item mlxplat_mlxcpld_default_ng_items[] = {
|
|
{
|
|
.data = mlxplat_mlxcpld_default_ng_psu_items_data,
|
|
.aggr_mask = MLXPLAT_CPLD_AGGR_MASK_NG_DEF,
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
|
|
.mask = MLXPLAT_CPLD_PSU_MASK,
|
|
.count = ARRAY_SIZE(mlxplat_mlxcpld_default_ng_psu_items_data),
|
|
.inversed = 1,
|
|
.health = false,
|
|
},
|
|
{
|
|
.data = mlxplat_mlxcpld_default_ng_pwr_items_data,
|
|
.aggr_mask = MLXPLAT_CPLD_AGGR_MASK_NG_DEF,
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
|
|
.mask = MLXPLAT_CPLD_PWR_MASK,
|
|
.count = ARRAY_SIZE(mlxplat_mlxcpld_default_ng_pwr_items_data),
|
|
.inversed = 0,
|
|
.health = false,
|
|
},
|
|
{
|
|
.data = mlxplat_mlxcpld_default_ng_fan_items_data,
|
|
.aggr_mask = MLXPLAT_CPLD_AGGR_MASK_NG_DEF,
|
|
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
|
|
.mask = MLXPLAT_CPLD_FAN_NG_MASK,
|
|
.count = ARRAY_SIZE(mlxplat_mlxcpld_default_ng_fan_items_data),
|
|
.inversed = 1,
|
|
.health = false,
|
|
},
|
|
{
|
|
.data = mlxplat_mlxcpld_default_asic_items_data,
|
|
.aggr_mask = MLXPLAT_CPLD_AGGR_MASK_NG_DEF,
|
|
.reg = MLXPLAT_CPLD_LPC_REG_ASIC_HEALTH_OFFSET,
|
|
.mask = MLXPLAT_CPLD_ASIC_MASK,
|
|
.count = ARRAY_SIZE(mlxplat_mlxcpld_default_asic_items_data),
|
|
.inversed = 0,
|
|
.health = true,
|
|
},
|
|
};
|
|
|
|
static
|
|
struct mlxreg_core_hotplug_platform_data mlxplat_mlxcpld_default_ng_data = {
|
|
.items = mlxplat_mlxcpld_default_ng_items,
|
|
.counter = ARRAY_SIZE(mlxplat_mlxcpld_default_ng_items),
|
|
.cell = MLXPLAT_CPLD_LPC_REG_AGGR_OFFSET,
|
|
.mask = MLXPLAT_CPLD_AGGR_MASK_NG_DEF,
|
|
.cell_low = MLXPLAT_CPLD_LPC_REG_AGGRLO_OFFSET,
|
|
.mask_low = MLXPLAT_CPLD_LOW_AGGR_MASK_LOW,
|
|
};
|
|
|
|
/* Platform led default data */
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_default_led_data[] = {
|
|
{
|
|
.label = "status:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED1_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "status:red",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED1_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK
|
|
},
|
|
{
|
|
.label = "psu:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED1_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "psu:red",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED1_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan1:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED2_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan1:red",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED2_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan2:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED2_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan2:red",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED2_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan3:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED3_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan3:red",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED3_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan4:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED3_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan4:red",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED3_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
};
|
|
|
|
static struct mlxreg_core_platform_data mlxplat_default_led_data = {
|
|
.data = mlxplat_mlxcpld_default_led_data,
|
|
.counter = ARRAY_SIZE(mlxplat_mlxcpld_default_led_data),
|
|
};
|
|
|
|
/* Platform led MSN21xx system family data */
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_msn21xx_led_data[] = {
|
|
{
|
|
.label = "status:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED1_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "status:red",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED1_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK
|
|
},
|
|
{
|
|
.label = "fan:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED2_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan:red",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED2_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "psu1:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED4_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "psu1:red",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED4_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "psu2:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED4_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "psu2:red",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED4_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "uid:blue",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED5_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
};
|
|
|
|
static struct mlxreg_core_platform_data mlxplat_msn21xx_led_data = {
|
|
.data = mlxplat_mlxcpld_msn21xx_led_data,
|
|
.counter = ARRAY_SIZE(mlxplat_mlxcpld_msn21xx_led_data),
|
|
};
|
|
|
|
/* Platform led for default data for 200GbE systems */
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_default_ng_led_data[] = {
|
|
{
|
|
.label = "status:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED1_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "status:orange",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED1_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK
|
|
},
|
|
{
|
|
.label = "psu:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED1_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "psu:orange",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED1_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan1:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED2_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan1:orange",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED2_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan2:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED2_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan2:orange",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED2_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan3:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED3_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan3:orange",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED3_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan4:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED3_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan4:orange",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED3_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan5:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED4_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan5:orange",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED4_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_LO_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan6:green",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED4_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
{
|
|
.label = "fan6:orange",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_LED4_OFFSET,
|
|
.mask = MLXPLAT_CPLD_LED_HI_NIBBLE_MASK,
|
|
},
|
|
};
|
|
|
|
static struct mlxreg_core_platform_data mlxplat_default_ng_led_data = {
|
|
.data = mlxplat_mlxcpld_default_ng_led_data,
|
|
.counter = ARRAY_SIZE(mlxplat_mlxcpld_default_ng_led_data),
|
|
};
|
|
|
|
/* Platform register access default */
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_default_regs_io_data[] = {
|
|
{
|
|
.label = "cpld1_version",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_CPLD1_VER_OFFSET,
|
|
.bit = GENMASK(7, 0),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "cpld2_version",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_CPLD2_VER_OFFSET,
|
|
.bit = GENMASK(7, 0),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_long_pb",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(0),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_short_pb",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(1),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_aux_pwr_or_ref",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(2),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_main_pwr_fail",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(3),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_sw_reset",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(4),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_fw_reset",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(5),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_hotswap_or_wd",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(6),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_asic_thermal",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(7),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "psu1_on",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_GP1_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(0),
|
|
.mode = 0200,
|
|
},
|
|
{
|
|
.label = "psu2_on",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_GP1_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(1),
|
|
.mode = 0200,
|
|
},
|
|
{
|
|
.label = "pwr_cycle",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_GP1_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(2),
|
|
.mode = 0200,
|
|
},
|
|
{
|
|
.label = "pwr_down",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_GP1_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(3),
|
|
.mode = 0200,
|
|
},
|
|
{
|
|
.label = "select_iio",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_GP2_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(6),
|
|
.mode = 0644,
|
|
},
|
|
{
|
|
.label = "asic_health",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_ASIC_HEALTH_OFFSET,
|
|
.mask = MLXPLAT_CPLD_ASIC_MASK,
|
|
.bit = 1,
|
|
.mode = 0444,
|
|
},
|
|
};
|
|
|
|
static struct mlxreg_core_platform_data mlxplat_default_regs_io_data = {
|
|
.data = mlxplat_mlxcpld_default_regs_io_data,
|
|
.counter = ARRAY_SIZE(mlxplat_mlxcpld_default_regs_io_data),
|
|
};
|
|
|
|
/* Platform register access MSN21xx, MSN201x, MSN274x systems families data */
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_msn21xx_regs_io_data[] = {
|
|
{
|
|
.label = "cpld1_version",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_CPLD1_VER_OFFSET,
|
|
.bit = GENMASK(7, 0),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "cpld2_version",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_CPLD2_VER_OFFSET,
|
|
.bit = GENMASK(7, 0),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_long_pb",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(0),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_short_pb",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(1),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_aux_pwr_or_ref",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(2),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_sw_reset",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(3),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_main_pwr_fail",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(4),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_asic_thermal",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(5),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "reset_hotswap_or_halt",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(6),
|
|
.mode = 0444,
|
|
},
|
|
{
|
|
.label = "psu1_on",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_GP1_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(0),
|
|
.mode = 0200,
|
|
},
|
|
{
|
|
.label = "psu2_on",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_GP1_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(1),
|
|
.mode = 0200,
|
|
},
|
|
{
|
|
.label = "pwr_cycle",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_GP1_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(2),
|
|
.mode = 0200,
|
|
},
|
|
{
|
|
.label = "pwr_down",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_GP1_OFFSET,
|
|
.mask = GENMASK(7, 0) & ~BIT(3),
|
|
.mode = 0200,
|
|
},
|
|
{
|
|
.label = "asic_health",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_ASIC_HEALTH_OFFSET,
|
|
.mask = MLXPLAT_CPLD_ASIC_MASK,
|
|
.bit = 1,
|
|
.mode = 0444,
|
|
},
|
|
};
|
|
|
|
static struct mlxreg_core_platform_data mlxplat_msn21xx_regs_io_data = {
|
|
.data = mlxplat_mlxcpld_msn21xx_regs_io_data,
|
|
.counter = ARRAY_SIZE(mlxplat_mlxcpld_msn21xx_regs_io_data),
|
|
};
|
|
|
|
/* Platform FAN default */
|
|
static struct mlxreg_core_data mlxplat_mlxcpld_default_fan_data[] = {
|
|
{
|
|
.label = "pwm1",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_PWM1_OFFSET,
|
|
},
|
|
{
|
|
.label = "tacho1",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_TACHO1_OFFSET,
|
|
.mask = GENMASK(7, 0),
|
|
},
|
|
{
|
|
.label = "tacho2",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_TACHO2_OFFSET,
|
|
.mask = GENMASK(7, 0),
|
|
},
|
|
{
|
|
.label = "tacho3",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_TACHO3_OFFSET,
|
|
.mask = GENMASK(7, 0),
|
|
},
|
|
{
|
|
.label = "tacho4",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_TACHO4_OFFSET,
|
|
.mask = GENMASK(7, 0),
|
|
},
|
|
{
|
|
.label = "tacho5",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_TACHO5_OFFSET,
|
|
.mask = GENMASK(7, 0),
|
|
},
|
|
{
|
|
.label = "tacho6",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_TACHO6_OFFSET,
|
|
.mask = GENMASK(7, 0),
|
|
},
|
|
{
|
|
.label = "tacho7",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_TACHO7_OFFSET,
|
|
.mask = GENMASK(7, 0),
|
|
},
|
|
{
|
|
.label = "tacho8",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_TACHO8_OFFSET,
|
|
.mask = GENMASK(7, 0),
|
|
},
|
|
{
|
|
.label = "tacho9",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_TACHO9_OFFSET,
|
|
.mask = GENMASK(7, 0),
|
|
},
|
|
{
|
|
.label = "tacho10",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_TACHO10_OFFSET,
|
|
.mask = GENMASK(7, 0),
|
|
},
|
|
{
|
|
.label = "tacho11",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_TACHO11_OFFSET,
|
|
.mask = GENMASK(7, 0),
|
|
},
|
|
{
|
|
.label = "tacho12",
|
|
.reg = MLXPLAT_CPLD_LPC_REG_TACHO12_OFFSET,
|
|
.mask = GENMASK(7, 0),
|
|
},
|
|
};
|
|
|
|
static struct mlxreg_core_platform_data mlxplat_default_fan_data = {
|
|
.data = mlxplat_mlxcpld_default_fan_data,
|
|
.counter = ARRAY_SIZE(mlxplat_mlxcpld_default_fan_data),
|
|
};
|
|
|
|
static bool mlxplat_mlxcpld_writeable_reg(struct device *dev, unsigned int reg)
|
|
{
|
|
switch (reg) {
|
|
case MLXPLAT_CPLD_LPC_REG_LED1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED2_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED3_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED4_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED5_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_GP1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_WP1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_GP2_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_WP2_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_AGGR_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_AGGRLO_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_ASIC_EVENT_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_ASIC_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PSU_EVENT_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PSU_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWR_EVENT_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWR_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_FAN_EVENT_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_FAN_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWM1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWM_CONTROL_OFFSET:
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static bool mlxplat_mlxcpld_readable_reg(struct device *dev, unsigned int reg)
|
|
{
|
|
switch (reg) {
|
|
case MLXPLAT_CPLD_LPC_REG_CPLD1_VER_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_CPLD2_VER_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED2_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED3_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED4_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED5_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_GP1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_WP1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_GP2_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_WP2_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_AGGR_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_AGGR_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_AGGRLO_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_AGGRLO_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_ASIC_HEALTH_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_ASIC_EVENT_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_ASIC_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PSU_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PSU_EVENT_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PSU_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWR_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWR_EVENT_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWR_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_FAN_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_FAN_EVENT_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_FAN_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWM1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO2_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO3_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO4_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO5_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO6_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO7_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO8_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO9_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO10_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO11_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO12_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWM_CONTROL_OFFSET:
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static bool mlxplat_mlxcpld_volatile_reg(struct device *dev, unsigned int reg)
|
|
{
|
|
switch (reg) {
|
|
case MLXPLAT_CPLD_LPC_REG_CPLD1_VER_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_CPLD2_VER_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED2_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED3_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED4_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_LED5_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_GP1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_GP2_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_AGGR_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_AGGR_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_AGGRLO_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_AGGRLO_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_ASIC_HEALTH_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_ASIC_EVENT_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_ASIC_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PSU_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PSU_EVENT_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PSU_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWR_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWR_EVENT_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWR_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_FAN_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_FAN_EVENT_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_FAN_MASK_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWM1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO1_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO2_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO3_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO4_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO5_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO6_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO7_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO8_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO9_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO10_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO11_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_TACHO12_OFFSET:
|
|
case MLXPLAT_CPLD_LPC_REG_PWM_CONTROL_OFFSET:
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static const struct reg_default mlxplat_mlxcpld_regmap_default[] = {
|
|
{ MLXPLAT_CPLD_LPC_REG_WP1_OFFSET, 0x00 },
|
|
{ MLXPLAT_CPLD_LPC_REG_WP2_OFFSET, 0x00 },
|
|
{ MLXPLAT_CPLD_LPC_REG_PWM_CONTROL_OFFSET, 0x00 },
|
|
};
|
|
|
|
struct mlxplat_mlxcpld_regmap_context {
|
|
void __iomem *base;
|
|
};
|
|
|
|
static struct mlxplat_mlxcpld_regmap_context mlxplat_mlxcpld_regmap_ctx;
|
|
|
|
static int
|
|
mlxplat_mlxcpld_reg_read(void *context, unsigned int reg, unsigned int *val)
|
|
{
|
|
struct mlxplat_mlxcpld_regmap_context *ctx = context;
|
|
|
|
*val = ioread8(ctx->base + reg);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
mlxplat_mlxcpld_reg_write(void *context, unsigned int reg, unsigned int val)
|
|
{
|
|
struct mlxplat_mlxcpld_regmap_context *ctx = context;
|
|
|
|
iowrite8(val, ctx->base + reg);
|
|
return 0;
|
|
}
|
|
|
|
static const struct regmap_config mlxplat_mlxcpld_regmap_config = {
|
|
.reg_bits = 8,
|
|
.val_bits = 8,
|
|
.max_register = 255,
|
|
.cache_type = REGCACHE_FLAT,
|
|
.writeable_reg = mlxplat_mlxcpld_writeable_reg,
|
|
.readable_reg = mlxplat_mlxcpld_readable_reg,
|
|
.volatile_reg = mlxplat_mlxcpld_volatile_reg,
|
|
.reg_defaults = mlxplat_mlxcpld_regmap_default,
|
|
.num_reg_defaults = ARRAY_SIZE(mlxplat_mlxcpld_regmap_default),
|
|
.reg_read = mlxplat_mlxcpld_reg_read,
|
|
.reg_write = mlxplat_mlxcpld_reg_write,
|
|
};
|
|
|
|
static struct resource mlxplat_mlxcpld_resources[] = {
|
|
[0] = DEFINE_RES_IRQ_NAMED(17, "mlxreg-hotplug"),
|
|
};
|
|
|
|
static struct platform_device *mlxplat_dev;
|
|
static struct mlxreg_core_hotplug_platform_data *mlxplat_hotplug;
|
|
static struct mlxreg_core_platform_data *mlxplat_led;
|
|
static struct mlxreg_core_platform_data *mlxplat_regs_io;
|
|
static struct mlxreg_core_platform_data *mlxplat_fan;
|
|
|
|
static int __init mlxplat_dmi_default_matched(const struct dmi_system_id *dmi)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mlxplat_mux_data); i++) {
|
|
mlxplat_mux_data[i].values = mlxplat_default_channels[i];
|
|
mlxplat_mux_data[i].n_values =
|
|
ARRAY_SIZE(mlxplat_default_channels[i]);
|
|
}
|
|
mlxplat_hotplug = &mlxplat_mlxcpld_default_data;
|
|
mlxplat_hotplug->deferred_nr =
|
|
mlxplat_default_channels[i - 1][MLXPLAT_CPLD_GRP_CHNL_NUM - 1];
|
|
mlxplat_led = &mlxplat_default_led_data;
|
|
mlxplat_regs_io = &mlxplat_default_regs_io_data;
|
|
|
|
return 1;
|
|
};
|
|
|
|
static int __init mlxplat_dmi_msn21xx_matched(const struct dmi_system_id *dmi)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mlxplat_mux_data); i++) {
|
|
mlxplat_mux_data[i].values = mlxplat_msn21xx_channels;
|
|
mlxplat_mux_data[i].n_values =
|
|
ARRAY_SIZE(mlxplat_msn21xx_channels);
|
|
}
|
|
mlxplat_hotplug = &mlxplat_mlxcpld_msn21xx_data;
|
|
mlxplat_hotplug->deferred_nr =
|
|
mlxplat_msn21xx_channels[MLXPLAT_CPLD_GRP_CHNL_NUM - 1];
|
|
mlxplat_led = &mlxplat_msn21xx_led_data;
|
|
mlxplat_regs_io = &mlxplat_msn21xx_regs_io_data;
|
|
|
|
return 1;
|
|
};
|
|
|
|
static int __init mlxplat_dmi_msn274x_matched(const struct dmi_system_id *dmi)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mlxplat_mux_data); i++) {
|
|
mlxplat_mux_data[i].values = mlxplat_msn21xx_channels;
|
|
mlxplat_mux_data[i].n_values =
|
|
ARRAY_SIZE(mlxplat_msn21xx_channels);
|
|
}
|
|
mlxplat_hotplug = &mlxplat_mlxcpld_msn274x_data;
|
|
mlxplat_hotplug->deferred_nr =
|
|
mlxplat_msn21xx_channels[MLXPLAT_CPLD_GRP_CHNL_NUM - 1];
|
|
mlxplat_led = &mlxplat_default_led_data;
|
|
mlxplat_regs_io = &mlxplat_msn21xx_regs_io_data;
|
|
|
|
return 1;
|
|
};
|
|
|
|
static int __init mlxplat_dmi_msn201x_matched(const struct dmi_system_id *dmi)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mlxplat_mux_data); i++) {
|
|
mlxplat_mux_data[i].values = mlxplat_msn21xx_channels;
|
|
mlxplat_mux_data[i].n_values =
|
|
ARRAY_SIZE(mlxplat_msn21xx_channels);
|
|
}
|
|
mlxplat_hotplug = &mlxplat_mlxcpld_msn201x_data;
|
|
mlxplat_hotplug->deferred_nr =
|
|
mlxplat_default_channels[i - 1][MLXPLAT_CPLD_GRP_CHNL_NUM - 1];
|
|
mlxplat_led = &mlxplat_default_ng_led_data;
|
|
mlxplat_regs_io = &mlxplat_msn21xx_regs_io_data;
|
|
|
|
return 1;
|
|
};
|
|
|
|
static int __init mlxplat_dmi_qmb7xx_matched(const struct dmi_system_id *dmi)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mlxplat_mux_data); i++) {
|
|
mlxplat_mux_data[i].values = mlxplat_msn21xx_channels;
|
|
mlxplat_mux_data[i].n_values =
|
|
ARRAY_SIZE(mlxplat_msn21xx_channels);
|
|
}
|
|
mlxplat_hotplug = &mlxplat_mlxcpld_default_ng_data;
|
|
mlxplat_hotplug->deferred_nr =
|
|
mlxplat_msn21xx_channels[MLXPLAT_CPLD_GRP_CHNL_NUM - 1];
|
|
mlxplat_led = &mlxplat_msn21xx_led_data;
|
|
mlxplat_fan = &mlxplat_default_fan_data;
|
|
|
|
return 1;
|
|
};
|
|
|
|
static const struct dmi_system_id mlxplat_dmi_table[] __initconst = {
|
|
{
|
|
.callback = mlxplat_dmi_msn274x_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Mellanox Technologies"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "MSN274"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_default_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Mellanox Technologies"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "MSN24"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_default_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Mellanox Technologies"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "MSN27"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_default_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Mellanox Technologies"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "MSB"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_default_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Mellanox Technologies"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "MSX"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_msn21xx_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Mellanox Technologies"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "MSN21"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_msn201x_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Mellanox Technologies"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "MSN201"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_qmb7xx_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Mellanox Technologies"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "QMB7"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_qmb7xx_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Mellanox Technologies"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "SN37"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_qmb7xx_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Mellanox Technologies"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "SN34"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_default_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_NAME, "VMOD0001"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_msn21xx_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_NAME, "VMOD0002"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_msn274x_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_NAME, "VMOD0003"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_msn201x_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_NAME, "VMOD0004"),
|
|
},
|
|
},
|
|
{
|
|
.callback = mlxplat_dmi_qmb7xx_matched,
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_NAME, "VMOD0005"),
|
|
},
|
|
},
|
|
{ }
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(dmi, mlxplat_dmi_table);
|
|
|
|
static int mlxplat_mlxcpld_verify_bus_topology(int *nr)
|
|
{
|
|
struct i2c_adapter *search_adap;
|
|
int shift, i;
|
|
|
|
/* Scan adapters from expected id to verify it is free. */
|
|
*nr = MLXPLAT_CPLD_PHYS_ADAPTER_DEF_NR;
|
|
for (i = MLXPLAT_CPLD_PHYS_ADAPTER_DEF_NR; i <
|
|
MLXPLAT_CPLD_MAX_PHYS_ADAPTER_NUM; i++) {
|
|
search_adap = i2c_get_adapter(i);
|
|
if (search_adap) {
|
|
i2c_put_adapter(search_adap);
|
|
continue;
|
|
}
|
|
|
|
/* Return if expected parent adapter is free. */
|
|
if (i == MLXPLAT_CPLD_PHYS_ADAPTER_DEF_NR)
|
|
return 0;
|
|
break;
|
|
}
|
|
|
|
/* Return with error if free id for adapter is not found. */
|
|
if (i == MLXPLAT_CPLD_MAX_PHYS_ADAPTER_NUM)
|
|
return -ENODEV;
|
|
|
|
/* Shift adapter ids, since expected parent adapter is not free. */
|
|
*nr = i;
|
|
for (i = 0; i < ARRAY_SIZE(mlxplat_mux_data); i++) {
|
|
shift = *nr - mlxplat_mux_data[i].parent;
|
|
mlxplat_mux_data[i].parent = *nr;
|
|
mlxplat_mux_data[i].base_nr += shift;
|
|
if (shift > 0)
|
|
mlxplat_hotplug->shift_nr = shift;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int __init mlxplat_init(void)
|
|
{
|
|
struct mlxplat_priv *priv;
|
|
int i, j, nr, err;
|
|
|
|
if (!dmi_check_system(mlxplat_dmi_table))
|
|
return -ENODEV;
|
|
|
|
mlxplat_dev = platform_device_register_simple(MLX_PLAT_DEVICE_NAME, -1,
|
|
mlxplat_lpc_resources,
|
|
ARRAY_SIZE(mlxplat_lpc_resources));
|
|
|
|
if (IS_ERR(mlxplat_dev))
|
|
return PTR_ERR(mlxplat_dev);
|
|
|
|
priv = devm_kzalloc(&mlxplat_dev->dev, sizeof(struct mlxplat_priv),
|
|
GFP_KERNEL);
|
|
if (!priv) {
|
|
err = -ENOMEM;
|
|
goto fail_alloc;
|
|
}
|
|
platform_set_drvdata(mlxplat_dev, priv);
|
|
|
|
err = mlxplat_mlxcpld_verify_bus_topology(&nr);
|
|
if (nr < 0)
|
|
goto fail_alloc;
|
|
|
|
nr = (nr == MLXPLAT_CPLD_MAX_PHYS_ADAPTER_NUM) ? -1 : nr;
|
|
priv->pdev_i2c = platform_device_register_simple("i2c_mlxcpld", nr,
|
|
NULL, 0);
|
|
if (IS_ERR(priv->pdev_i2c)) {
|
|
err = PTR_ERR(priv->pdev_i2c);
|
|
goto fail_alloc;
|
|
}
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mlxplat_mux_data); i++) {
|
|
priv->pdev_mux[i] = platform_device_register_resndata(
|
|
&mlxplat_dev->dev,
|
|
"i2c-mux-reg", i, NULL,
|
|
0, &mlxplat_mux_data[i],
|
|
sizeof(mlxplat_mux_data[i]));
|
|
if (IS_ERR(priv->pdev_mux[i])) {
|
|
err = PTR_ERR(priv->pdev_mux[i]);
|
|
goto fail_platform_mux_register;
|
|
}
|
|
}
|
|
|
|
mlxplat_mlxcpld_regmap_ctx.base = devm_ioport_map(&mlxplat_dev->dev,
|
|
mlxplat_lpc_resources[1].start, 1);
|
|
if (!mlxplat_mlxcpld_regmap_ctx.base) {
|
|
err = -ENOMEM;
|
|
goto fail_platform_mux_register;
|
|
}
|
|
|
|
mlxplat_hotplug->regmap = devm_regmap_init(&mlxplat_dev->dev, NULL,
|
|
&mlxplat_mlxcpld_regmap_ctx,
|
|
&mlxplat_mlxcpld_regmap_config);
|
|
if (IS_ERR(mlxplat_hotplug->regmap)) {
|
|
err = PTR_ERR(mlxplat_hotplug->regmap);
|
|
goto fail_platform_mux_register;
|
|
}
|
|
|
|
priv->pdev_hotplug = platform_device_register_resndata(
|
|
&mlxplat_dev->dev, "mlxreg-hotplug",
|
|
PLATFORM_DEVID_NONE,
|
|
mlxplat_mlxcpld_resources,
|
|
ARRAY_SIZE(mlxplat_mlxcpld_resources),
|
|
mlxplat_hotplug, sizeof(*mlxplat_hotplug));
|
|
if (IS_ERR(priv->pdev_hotplug)) {
|
|
err = PTR_ERR(priv->pdev_hotplug);
|
|
goto fail_platform_mux_register;
|
|
}
|
|
|
|
/* Set default registers. */
|
|
for (j = 0; j < mlxplat_mlxcpld_regmap_config.num_reg_defaults; j++) {
|
|
err = regmap_write(mlxplat_hotplug->regmap,
|
|
mlxplat_mlxcpld_regmap_default[j].reg,
|
|
mlxplat_mlxcpld_regmap_default[j].def);
|
|
if (err)
|
|
goto fail_platform_mux_register;
|
|
}
|
|
|
|
/* Add LED driver. */
|
|
mlxplat_led->regmap = mlxplat_hotplug->regmap;
|
|
priv->pdev_led = platform_device_register_resndata(
|
|
&mlxplat_dev->dev, "leds-mlxreg",
|
|
PLATFORM_DEVID_NONE, NULL, 0,
|
|
mlxplat_led, sizeof(*mlxplat_led));
|
|
if (IS_ERR(priv->pdev_led)) {
|
|
err = PTR_ERR(priv->pdev_led);
|
|
goto fail_platform_hotplug_register;
|
|
}
|
|
|
|
/* Add registers io access driver. */
|
|
if (mlxplat_regs_io) {
|
|
mlxplat_regs_io->regmap = mlxplat_hotplug->regmap;
|
|
priv->pdev_io_regs = platform_device_register_resndata(
|
|
&mlxplat_dev->dev, "mlxreg-io",
|
|
PLATFORM_DEVID_NONE, NULL, 0,
|
|
mlxplat_regs_io,
|
|
sizeof(*mlxplat_regs_io));
|
|
if (IS_ERR(priv->pdev_io_regs)) {
|
|
err = PTR_ERR(priv->pdev_io_regs);
|
|
goto fail_platform_led_register;
|
|
}
|
|
}
|
|
|
|
/* Add FAN driver. */
|
|
if (mlxplat_fan) {
|
|
mlxplat_fan->regmap = mlxplat_hotplug->regmap;
|
|
priv->pdev_fan = platform_device_register_resndata(
|
|
&mlxplat_dev->dev, "mlxreg-fan",
|
|
PLATFORM_DEVID_NONE, NULL, 0,
|
|
mlxplat_fan,
|
|
sizeof(*mlxplat_fan));
|
|
if (IS_ERR(priv->pdev_fan)) {
|
|
err = PTR_ERR(priv->pdev_fan);
|
|
goto fail_platform_io_regs_register;
|
|
}
|
|
}
|
|
|
|
/* Sync registers with hardware. */
|
|
regcache_mark_dirty(mlxplat_hotplug->regmap);
|
|
err = regcache_sync(mlxplat_hotplug->regmap);
|
|
if (err)
|
|
goto fail_platform_fan_register;
|
|
|
|
return 0;
|
|
|
|
fail_platform_fan_register:
|
|
if (mlxplat_fan)
|
|
platform_device_unregister(priv->pdev_fan);
|
|
fail_platform_io_regs_register:
|
|
if (mlxplat_regs_io)
|
|
platform_device_unregister(priv->pdev_io_regs);
|
|
fail_platform_led_register:
|
|
platform_device_unregister(priv->pdev_led);
|
|
fail_platform_hotplug_register:
|
|
platform_device_unregister(priv->pdev_hotplug);
|
|
fail_platform_mux_register:
|
|
while (--i >= 0)
|
|
platform_device_unregister(priv->pdev_mux[i]);
|
|
platform_device_unregister(priv->pdev_i2c);
|
|
fail_alloc:
|
|
platform_device_unregister(mlxplat_dev);
|
|
|
|
return err;
|
|
}
|
|
module_init(mlxplat_init);
|
|
|
|
static void __exit mlxplat_exit(void)
|
|
{
|
|
struct mlxplat_priv *priv = platform_get_drvdata(mlxplat_dev);
|
|
int i;
|
|
|
|
if (priv->pdev_fan)
|
|
platform_device_unregister(priv->pdev_fan);
|
|
if (priv->pdev_io_regs)
|
|
platform_device_unregister(priv->pdev_io_regs);
|
|
platform_device_unregister(priv->pdev_led);
|
|
platform_device_unregister(priv->pdev_hotplug);
|
|
|
|
for (i = ARRAY_SIZE(mlxplat_mux_data) - 1; i >= 0 ; i--)
|
|
platform_device_unregister(priv->pdev_mux[i]);
|
|
|
|
platform_device_unregister(priv->pdev_i2c);
|
|
platform_device_unregister(mlxplat_dev);
|
|
}
|
|
module_exit(mlxplat_exit);
|
|
|
|
MODULE_AUTHOR("Vadim Pasternak (vadimp@mellanox.com)");
|
|
MODULE_DESCRIPTION("Mellanox platform driver");
|
|
MODULE_LICENSE("Dual BSD/GPL");
|