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e8c3156e8d
With the support for the Armada 8k, a 2nd COMPHY controller now needs to get supported from the CP110 slave controller. This patch adds support for this 2nd contoller in the COMPHY driver. Signed-off-by: Stefan Roese <sr@denx.de> Cc: Nadav Haklai <nadavh@marvell.com> Cc: Neta Zur Hershkovits <neta@marvell.com> Cc: Kostya Porotchkin <kostap@marvell.com> Cc: Omri Itach <omrii@marvell.com> Cc: Igal Liberman <igall@marvell.com> Cc: Haim Boot <hayim@marvell.com> Cc: Hanna Hawa <hannah@marvell.com>
154 lines
4.4 KiB
C
154 lines
4.4 KiB
C
/*
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* Copyright (C) 2015-2016 Marvell International Ltd.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef _COMPHY_H_
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#define _COMPHY_H_
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#include <dt-bindings/comphy/comphy_data.h>
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#include <fdtdec.h>
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#if defined(DEBUG)
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#define debug_enter() printf("----> Enter %s\n", __func__);
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#define debug_exit() printf("<---- Exit %s\n", __func__);
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#else
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#define debug_enter()
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#define debug_exit()
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#endif
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/* COMPHY registers */
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#define COMMON_PHY_CFG1_REG 0x0
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#define COMMON_PHY_CFG1_PWR_UP_OFFSET 1
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#define COMMON_PHY_CFG1_PWR_UP_MASK \
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(0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET)
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#define COMMON_PHY_CFG1_PIPE_SELECT_OFFSET 2
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#define COMMON_PHY_CFG1_PIPE_SELECT_MASK \
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(0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET)
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#define COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET 13
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#define COMMON_PHY_CFG1_PWR_ON_RESET_MASK \
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(0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET)
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#define COMMON_PHY_CFG1_CORE_RSTN_OFFSET 14
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#define COMMON_PHY_CFG1_CORE_RSTN_MASK \
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(0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET)
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#define COMMON_PHY_PHY_MODE_OFFSET 15
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#define COMMON_PHY_PHY_MODE_MASK \
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(0x1 << COMMON_PHY_PHY_MODE_OFFSET)
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#define COMMON_PHY_CFG6_REG 0x14
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#define COMMON_PHY_CFG6_IF_40_SEL_OFFSET 18
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#define COMMON_PHY_CFG6_IF_40_SEL_MASK \
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(0x1 << COMMON_PHY_CFG6_IF_40_SEL_OFFSET)
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#define COMMON_SELECTOR_PHY_OFFSET 0x140
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#define COMMON_SELECTOR_PIPE_OFFSET 0x144
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#define COMMON_PHY_SD_CTRL1 0x148
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#define COMMON_PHY_SD_CTRL1_COMPHY_0_4_PORT_OFFSET 0
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#define COMMON_PHY_SD_CTRL1_COMPHY_0_4_PORT_MASK 0xFFFF
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#define COMMON_PHY_SD_CTRL1_PCIE_X4_EN_OFFSET 24
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#define COMMON_PHY_SD_CTRL1_PCIE_X4_EN_MASK \
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(0x1 << COMMON_PHY_SD_CTRL1_PCIE_X4_EN_OFFSET)
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#define COMMON_PHY_SD_CTRL1_PCIE_X2_EN_OFFSET 25
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#define COMMON_PHY_SD_CTRL1_PCIE_X2_EN_MASK \
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(0x1 << COMMON_PHY_SD_CTRL1_PCIE_X2_EN_OFFSET)
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#define COMMON_PHY_SD_CTRL1_RXAUI1_OFFSET 26
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#define COMMON_PHY_SD_CTRL1_RXAUI1_MASK \
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(0x1 << COMMON_PHY_SD_CTRL1_RXAUI1_OFFSET)
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#define COMMON_PHY_SD_CTRL1_RXAUI0_OFFSET 27
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#define COMMON_PHY_SD_CTRL1_RXAUI0_MASK \
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(0x1 << COMMON_PHY_SD_CTRL1_RXAUI0_OFFSET)
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/* ToDo: Get this address via DT */
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#define MVEBU_CP0_REGS_BASE 0xF2000000UL
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#define DFX_DEV_GEN_CTRL12 (MVEBU_CP0_REGS_BASE + 0x400280)
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#define DFX_DEV_GEN_PCIE_CLK_SRC_OFFSET 7
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#define DFX_DEV_GEN_PCIE_CLK_SRC_MASK \
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(0x3 << DFX_DEV_GEN_PCIE_CLK_SRC_OFFSET)
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#define MAX_LANE_OPTIONS 10
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#define MAX_UTMI_PHY_COUNT 3
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struct comphy_mux_options {
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u32 type;
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u32 mux_value;
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};
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struct comphy_mux_data {
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u32 max_lane_values;
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struct comphy_mux_options mux_values[MAX_LANE_OPTIONS];
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};
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struct comphy_map {
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u32 type;
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u32 speed;
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u32 invert;
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bool clk_src;
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};
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struct chip_serdes_phy_config {
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struct comphy_mux_data *mux_data;
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int (*ptr_comphy_chip_init)(struct chip_serdes_phy_config *,
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struct comphy_map *);
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void __iomem *comphy_base_addr;
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void __iomem *hpipe3_base_addr;
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u32 comphy_lanes_count;
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u32 comphy_mux_bitcount;
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u32 comphy_index;
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};
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/* Register helper functions */
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void reg_set(void __iomem *addr, u32 data, u32 mask);
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void reg_set_silent(void __iomem *addr, u32 data, u32 mask);
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void reg_set16(void __iomem *addr, u16 data, u16 mask);
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void reg_set_silent16(void __iomem *addr, u16 data, u16 mask);
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/* SoC specific init functions */
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#ifdef CONFIG_ARMADA_3700
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int comphy_a3700_init(struct chip_serdes_phy_config *ptr_chip_cfg,
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struct comphy_map *serdes_map);
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#else
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static inline int comphy_a3700_init(struct chip_serdes_phy_config *ptr_chip_cfg,
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struct comphy_map *serdes_map)
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{
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/*
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* This function should never be called in this configuration, so
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* lets return an error here.
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*/
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return -1;
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}
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#endif
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#ifdef CONFIG_ARMADA_8K
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int comphy_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg,
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struct comphy_map *serdes_map);
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#else
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static inline int comphy_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg,
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struct comphy_map *serdes_map)
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{
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/*
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* This function should never be called in this configuration, so
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* lets return an error here.
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*/
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return -1;
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}
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#endif
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void comphy_dedicated_phys_init(void);
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/* MUX function */
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void comphy_mux_init(struct chip_serdes_phy_config *ptr_chip_cfg,
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struct comphy_map *comphy_map_data,
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void __iomem *selector_base);
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void comphy_pcie_config_set(u32 comphy_max_count,
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struct comphy_map *serdes_map);
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void comphy_pcie_config_detect(u32 comphy_max_count,
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struct comphy_map *serdes_map);
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void comphy_pcie_unit_general_config(u32 pex_index);
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#endif /* _COMPHY_H_ */
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