// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2020 Rockchip Electronics Co. Ltd.
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*
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* Author: Wyon Bi <bivvy.bi@rock-chips.com>
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*/
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/irq.h>
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#include <linux/i2c.h>
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#include <linux/gpio/consumer.h>
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#include <linux/regmap.h>
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#include <linux/backlight.h>
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#include <linux/pm_runtime.h>
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#include <video/videomode.h>
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#include <linux/debugfs.h>
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#include "rk628.h"
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#include "rk628_cru.h"
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#include "rk628_combrxphy.h"
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#include "rk628_post_process.h"
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#include "rk628_hdmirx.h"
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#include "rk628_combtxphy.h"
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#include "rk628_dsi.h"
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#include "rk628_rgb.h"
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#include "rk628_lvds.h"
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#include "rk628_gvi.h"
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#include "rk628_csi.h"
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#include "rk628_hdmitx.h"
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static const struct regmap_range rk628_cru_readable_ranges[] = {
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regmap_reg_range(CRU_CPLL_CON0, CRU_CPLL_CON4),
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regmap_reg_range(CRU_GPLL_CON0, CRU_GPLL_CON4),
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regmap_reg_range(CRU_MODE_CON00, CRU_MODE_CON00),
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regmap_reg_range(CRU_CLKSEL_CON00, CRU_CLKSEL_CON21),
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regmap_reg_range(CRU_GATE_CON00, CRU_GATE_CON05),
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regmap_reg_range(CRU_SOFTRST_CON00, CRU_SOFTRST_CON04),
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};
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static const struct regmap_access_table rk628_cru_readable_table = {
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.yes_ranges = rk628_cru_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_cru_readable_ranges),
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};
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static const struct regmap_range rk628_combrxphy_readable_ranges[] = {
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regmap_reg_range(COMBRX_REG(0x6600), COMBRX_REG(0x665b)),
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regmap_reg_range(COMBRX_REG(0x66a0), COMBRX_REG(0x66db)),
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regmap_reg_range(COMBRX_REG(0x66f0), COMBRX_REG(0x66ff)),
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regmap_reg_range(COMBRX_REG(0x6700), COMBRX_REG(0x6790)),
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};
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static const struct regmap_access_table rk628_combrxphy_readable_table = {
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.yes_ranges = rk628_combrxphy_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_combrxphy_readable_ranges),
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};
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static const struct regmap_range rk628_hdmirx_readable_ranges[] = {
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regmap_reg_range(HDMI_RX_HDMI_SETUP_CTRL, HDMI_RX_HDMI_SETUP_CTRL),
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regmap_reg_range(HDMI_RX_HDMI_PCB_CTRL, HDMI_RX_HDMI_PCB_CTRL),
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regmap_reg_range(HDMI_RX_HDMI_MODE_RECOVER, HDMI_RX_HDMI_ERROR_PROTECT),
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regmap_reg_range(HDMI_RX_HDMI_SYNC_CTRL, HDMI_RX_HDMI_CKM_RESULT),
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regmap_reg_range(HDMI_RX_HDMI_RESMPL_CTRL, HDMI_RX_HDMI_RESMPL_CTRL),
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regmap_reg_range(HDMI_RX_HDMI_VM_CFG_CH2, HDMI_RX_HDMI_STS),
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regmap_reg_range(HDMI_RX_HDCP_CTRL, HDMI_RX_HDCP_SETTINGS),
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regmap_reg_range(HDMI_RX_HDCP_KIDX, HDMI_RX_HDCP_KIDX),
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regmap_reg_range(HDMI_RX_HDCP_DBG, HDMI_RX_HDCP_AN0),
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regmap_reg_range(HDMI_RX_HDCP_STS, HDMI_RX_HDCP_STS),
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regmap_reg_range(HDMI_RX_MD_HCTRL1, HDMI_RX_MD_HACT_PX),
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regmap_reg_range(HDMI_RX_MD_VCTRL, HDMI_RX_MD_VSC),
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regmap_reg_range(HDMI_RX_MD_VOL, HDMI_RX_MD_VTL),
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regmap_reg_range(HDMI_RX_MD_IL_POL, HDMI_RX_MD_STS),
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regmap_reg_range(HDMI_RX_AUD_CTRL, HDMI_RX_AUD_CTRL),
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regmap_reg_range(HDMI_RX_AUD_PLL_CTRL, HDMI_RX_AUD_PLL_CTRL),
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regmap_reg_range(HDMI_RX_AUD_CLK_CTRL, HDMI_RX_AUD_CLK_CTRL),
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regmap_reg_range(HDMI_RX_AUD_FIFO_CTRL, HDMI_RX_AUD_FIFO_TH),
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regmap_reg_range(HDMI_RX_AUD_CHEXTR_CTRL, HDMI_RX_AUD_PAO_CTRL),
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regmap_reg_range(HDMI_RX_AUD_FIFO_STS, HDMI_RX_AUD_FIFO_STS),
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regmap_reg_range(HDMI_RX_AUDPLL_GEN_CTS, HDMI_RX_AUDPLL_GEN_N),
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regmap_reg_range(HDMI_RX_PDEC_CTRL, HDMI_RX_PDEC_CTRL),
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regmap_reg_range(HDMI_RX_PDEC_AUDIODET_CTRL, HDMI_RX_PDEC_AUDIODET_CTRL),
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regmap_reg_range(HDMI_RX_PDEC_ERR_FILTER, HDMI_RX_PDEC_ASP_CTRL),
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regmap_reg_range(HDMI_RX_PDEC_STS, HDMI_RX_PDEC_STS),
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regmap_reg_range(HDMI_RX_PDEC_GCP_AVMUTE, HDMI_RX_PDEC_GCP_AVMUTE),
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regmap_reg_range(HDMI_RX_PDEC_ACR_CTS, HDMI_RX_PDEC_ACR_N),
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regmap_reg_range(HDMI_RX_PDEC_AIF_CTRL, HDMI_RX_PDEC_AIF_PB0),
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regmap_reg_range(HDMI_RX_PDEC_AVI_PB, HDMI_RX_PDEC_AVI_PB),
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regmap_reg_range(HDMI_RX_HDMI20_CONTROL, HDMI_RX_CHLOCK_CONFIG),
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regmap_reg_range(HDMI_RX_SCDC_REGS1, HDMI_RX_SCDC_REGS2),
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regmap_reg_range(HDMI_RX_SCDC_WRDATA0, HDMI_RX_SCDC_WRDATA0),
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regmap_reg_range(HDMI_RX_PDEC_ISTS, HDMI_RX_PDEC_IEN),
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regmap_reg_range(HDMI_RX_AUD_FIFO_ISTS, HDMI_RX_AUD_FIFO_IEN),
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regmap_reg_range(HDMI_RX_MD_ISTS, HDMI_RX_MD_IEN),
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regmap_reg_range(HDMI_RX_HDMI_ISTS, HDMI_RX_HDMI_IEN),
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regmap_reg_range(HDMI_RX_DMI_DISABLE_IF, HDMI_RX_DMI_DISABLE_IF),
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};
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static const struct regmap_access_table rk628_hdmirx_readable_table = {
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.yes_ranges = rk628_hdmirx_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_hdmirx_readable_ranges),
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};
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static const struct regmap_range rk628_key_readable_ranges[] = {
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regmap_reg_range(EDID_BASE, EDID_BASE + 0x400),
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};
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static const struct regmap_access_table rk628_key_readable_table = {
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.yes_ranges = rk628_key_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_key_readable_ranges),
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};
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static const struct regmap_range rk628_combtxphy_readable_ranges[] = {
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regmap_reg_range(COMBTXPHY_BASE, COMBTXPHY_CON10),
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};
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static const struct regmap_access_table rk628_combtxphy_readable_table = {
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.yes_ranges = rk628_combtxphy_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_combtxphy_readable_ranges),
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};
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static const struct regmap_range rk628_dsi0_readable_ranges[] = {
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regmap_reg_range(DSI0_BASE, DSI0_BASE + DSI_MAX_REGISTER),
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};
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static const struct regmap_access_table rk628_dsi0_readable_table = {
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.yes_ranges = rk628_dsi0_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_dsi0_readable_ranges),
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};
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static const struct regmap_range rk628_dsi1_readable_ranges[] = {
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regmap_reg_range(DSI1_BASE, DSI1_BASE + DSI_MAX_REGISTER),
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};
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static const struct regmap_access_table rk628_dsi1_readable_table = {
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.yes_ranges = rk628_dsi1_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_dsi1_readable_ranges),
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};
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static const struct regmap_range rk628_gvi_readable_ranges[] = {
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regmap_reg_range(GVI_BASE, GVI_BASE + GVI_COLOR_BAR_VTIMING1),
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};
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static const struct regmap_access_table rk628_gvi_readable_table = {
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.yes_ranges = rk628_gvi_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_gvi_readable_ranges),
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};
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static const struct regmap_range rk628_csi_readable_ranges[] = {
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regmap_reg_range(CSITX_CONFIG_DONE, CSITX_CSITX_VERSION),
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regmap_reg_range(CSITX_SYS_CTRL0_IMD, CSITX_TIMING_HPW_PADDING_NUM),
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regmap_reg_range(CSITX_VOP_PATH_CTRL, CSITX_VOP_PATH_CTRL),
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regmap_reg_range(CSITX_VOP_PATH_PKT_CTRL, CSITX_VOP_PATH_PKT_CTRL),
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regmap_reg_range(CSITX_CSITX_STATUS0, CSITX_LPDT_DATA_IMD),
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regmap_reg_range(CSITX_DPHY_CTRL, CSITX_DPHY_CTRL),
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};
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static const struct regmap_access_table rk628_csi_readable_table = {
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.yes_ranges = rk628_csi_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_csi_readable_ranges),
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};
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static const struct regmap_range rk628_hdmi_volatile_reg_ranges[] = {
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regmap_reg_range(HDMI_SYS_CTRL, HDMI_MAX_REG),
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};
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static const struct regmap_access_table rk628_hdmi_volatile_regs = {
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.yes_ranges = rk628_hdmi_volatile_reg_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_hdmi_volatile_reg_ranges),
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};
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static const struct regmap_range rk628_gpio0_readable_ranges[] = {
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regmap_reg_range(RK628_GPIO0_BASE, RK628_GPIO0_BASE + GPIO_VER_ID),
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};
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static const struct regmap_access_table rk628_gpio0_readable_table = {
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.yes_ranges = rk628_gpio0_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_gpio0_readable_ranges),
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};
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static const struct regmap_range rk628_gpio1_readable_ranges[] = {
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regmap_reg_range(RK628_GPIO1_BASE, RK628_GPIO1_BASE + GPIO_VER_ID),
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};
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static const struct regmap_access_table rk628_gpio1_readable_table = {
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.yes_ranges = rk628_gpio1_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_gpio1_readable_ranges),
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};
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static const struct regmap_range rk628_gpio2_readable_ranges[] = {
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regmap_reg_range(RK628_GPIO2_BASE, RK628_GPIO2_BASE + GPIO_VER_ID),
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};
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static const struct regmap_access_table rk628_gpio2_readable_table = {
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.yes_ranges = rk628_gpio2_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_gpio2_readable_ranges),
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};
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static const struct regmap_range rk628_gpio3_readable_ranges[] = {
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regmap_reg_range(RK628_GPIO3_BASE, RK628_GPIO3_BASE + GPIO_VER_ID),
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};
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static const struct regmap_access_table rk628_gpio3_readable_table = {
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.yes_ranges = rk628_gpio3_readable_ranges,
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.n_yes_ranges = ARRAY_SIZE(rk628_gpio3_readable_ranges),
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};
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static const struct regmap_config rk628_regmap_config[RK628_DEV_MAX] = {
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[RK628_DEV_GRF] = {
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.name = "grf",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = GRF_MAX_REGISTER,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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},
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[RK628_DEV_CRU] = {
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.name = "cru",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = CRU_MAX_REGISTER,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_cru_readable_table,
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},
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[RK628_DEV_COMBRXPHY] = {
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.name = "combrxphy",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = COMBRX_REG(0x6790),
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_combrxphy_readable_table,
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},
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[RK628_DEV_HDMIRX] = {
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.name = "hdmirx",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = HDMI_RX_MAX_REGISTER,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_hdmirx_readable_table,
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},
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[RK628_DEV_ADAPTER] = {
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.name = "adapter",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = KEY_MAX_REGISTER,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_key_readable_table,
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},
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[RK628_DEV_COMBTXPHY] = {
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.name = "combtxphy",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = COMBTXPHY_CON10,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_combtxphy_readable_table,
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},
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[RK628_DEV_DSI0] = {
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.name = "dsi0",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = DSI0_BASE + DSI_MAX_REGISTER,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_dsi0_readable_table,
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},
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[RK628_DEV_DSI1] = {
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.name = "dsi1",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = DSI1_BASE + DSI_MAX_REGISTER,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_dsi1_readable_table,
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},
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[RK628_DEV_GVI] = {
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.name = "gvi",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = GVI_COLOR_BAR_VTIMING1,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_gvi_readable_table,
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},
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[RK628_DEV_CSI] = {
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.name = "csi",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = CSI_MAX_REGISTER,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_csi_readable_table,
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},
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[RK628_DEV_HDMITX] = {
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.name = "hdmi",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = HDMI_MAX_REG,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_hdmi_volatile_regs,
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},
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[RK628_DEV_GPIO0] = {
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.name = "gpio0",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = RK628_GPIO0_BASE + GPIO_VER_ID,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_gpio0_readable_table,
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},
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[RK628_DEV_GPIO1] = {
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.name = "gpio1",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = RK628_GPIO1_BASE + GPIO_VER_ID,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_gpio1_readable_table,
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},
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[RK628_DEV_GPIO2] = {
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.name = "gpio2",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = RK628_GPIO2_BASE + GPIO_VER_ID,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_gpio2_readable_table,
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},
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[RK628_DEV_GPIO3] = {
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.name = "gpio3",
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.reg_bits = 32,
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.val_bits = 32,
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.reg_stride = 4,
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.max_register = RK628_GPIO3_BASE + GPIO_VER_ID,
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.reg_format_endian = REGMAP_ENDIAN_NATIVE,
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.val_format_endian = REGMAP_ENDIAN_NATIVE,
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.rd_table = &rk628_gpio3_readable_table,
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},
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};
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static void rk628_display_disable(struct rk628 *rk628)
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{
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if (!rk628->display_enabled)
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return;
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if (rk628->output_mode == OUTPUT_MODE_CSI)
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rk628_csi_disable(rk628);
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if (rk628->output_mode == OUTPUT_MODE_GVI)
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rk628_gvi_disable(rk628);
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if (rk628->output_mode == OUTPUT_MODE_LVDS)
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rk628_lvds_disable(rk628);
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if (rk628->output_mode == OUTPUT_MODE_DSI)
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rk628_dsi_disable(rk628);
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rk628_post_process_disable(rk628);
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if (rk628->input_mode == INPUT_MODE_HDMI)
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rk628_hdmirx_disable(rk628);
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rk628->display_enabled = false;
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}
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static void rk628_display_resume(struct rk628 *rk628)
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{
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u8 ret = 0;
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if (rk628->display_enabled)
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return;
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if (rk628->input_mode == INPUT_MODE_HDMI) {
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ret = rk628_hdmirx_enable(rk628);
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if ((ret == HDMIRX_PLUGOUT) || (ret & HDMIRX_NOSIGNAL)) {
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rk628_display_disable(rk628);
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return;
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}
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}
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if (rk628->input_mode == INPUT_MODE_RGB)
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rk628_rgb_rx_enable(rk628);
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if (rk628->input_mode == INPUT_MODE_BT1120)
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rk628_bt1120_rx_enable(rk628);
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rk628_post_process_init(rk628);
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rk628_post_process_enable(rk628);
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if (rk628->output_mode == OUTPUT_MODE_DSI) {
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rk628_mipi_dsi_pre_enable(rk628);
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rk628_mipi_dsi_enable(rk628);
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}
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if (rk628->output_mode == OUTPUT_MODE_LVDS)
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rk628_lvds_enable(rk628);
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if (rk628->output_mode == OUTPUT_MODE_GVI)
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rk628_gvi_enable(rk628);
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if (rk628->output_mode == OUTPUT_MODE_CSI)
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rk628_csi_enable(rk628);
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#ifdef CONFIG_RK628_MISC_HDMITX
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if (rk628->output_mode == OUTPUT_MODE_HDMI)
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rk628_hdmitx_enable(rk628);
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#endif
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rk628->display_enabled = true;
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}
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static void rk628_display_enable(struct rk628 *rk628)
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{
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u8 ret = 0;
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if (rk628->display_enabled)
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return;
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if (rk628->input_mode == INPUT_MODE_RGB)
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rk628_rgb_rx_enable(rk628);
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if (rk628->input_mode == INPUT_MODE_BT1120)
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rk628_bt1120_rx_enable(rk628);
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if (rk628->output_mode == OUTPUT_MODE_BT1120)
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rk628_bt1120_tx_enable(rk628);
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if (rk628->output_mode == OUTPUT_MODE_DSI)
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queue_delayed_work(rk628->dsi_wq, &rk628->dsi_delay_work, msecs_to_jiffies(10));
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if (rk628->input_mode == INPUT_MODE_HDMI) {
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ret = rk628_hdmirx_enable(rk628);
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if ((ret == HDMIRX_PLUGOUT) || (ret & HDMIRX_NOSIGNAL)) {
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rk628_display_disable(rk628);
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return;
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}
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}
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if (rk628->output_mode != OUTPUT_MODE_HDMI) {
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rk628_post_process_init(rk628);
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rk628_post_process_enable(rk628);
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}
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if (rk628->output_mode == OUTPUT_MODE_LVDS)
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rk628_lvds_enable(rk628);
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if (rk628->output_mode == OUTPUT_MODE_GVI)
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rk628_gvi_enable(rk628);
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if (rk628->output_mode == OUTPUT_MODE_CSI)
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rk628_csi_enable(rk628);
|
|
#ifdef CONFIG_RK628_MISC_HDMITX
|
if (rk628->output_mode == OUTPUT_MODE_HDMI)
|
rk628_hdmitx_enable(rk628);
|
#endif
|
|
rk628->display_enabled = true;
|
}
|
|
static void rk628_display_work(struct work_struct *work)
|
{
|
u8 ret = 0;
|
struct rk628 *rk628 =
|
container_of(work, struct rk628, delay_work.work);
|
int delay = msecs_to_jiffies(2000);
|
|
if (rk628->input_mode == INPUT_MODE_HDMI) {
|
ret = rk628_hdmirx_detect(rk628);
|
if (!(ret & (HDMIRX_CHANGED | HDMIRX_NOLOCK))) {
|
if (!rk628->plugin_det_gpio)
|
queue_delayed_work(rk628->monitor_wq,
|
&rk628->delay_work, delay);
|
else
|
rk628_hdmirx_enable_interrupts(rk628, true);
|
return;
|
}
|
}
|
|
if (ret & HDMIRX_PLUGIN) {
|
/* if resolution or input format change, disable first */
|
rk628_display_disable(rk628);
|
rk628_display_enable(rk628);
|
} else if (ret & HDMIRX_PLUGOUT) {
|
rk628_display_disable(rk628);
|
}
|
|
if (rk628->input_mode == INPUT_MODE_HDMI) {
|
if (!rk628->plugin_det_gpio) {
|
if (ret & HDMIRX_NOLOCK)
|
delay = msecs_to_jiffies(200);
|
queue_delayed_work(rk628->monitor_wq, &rk628->delay_work,
|
delay);
|
} else {
|
rk628_hdmirx_enable_interrupts(rk628, true);
|
}
|
}
|
}
|
|
static void rk628_dsi_work(struct work_struct *work)
|
{
|
struct rk628 *rk628 = container_of(work, struct rk628, dsi_delay_work.work);
|
|
rk628_mipi_dsi_pre_enable(rk628);
|
rk628_mipi_dsi_enable(rk628);
|
}
|
|
static irqreturn_t rk628_hdmirx_plugin_irq(int irq, void *dev_id)
|
{
|
struct rk628 *rk628 = dev_id;
|
|
rk628_hdmirx_enable_interrupts(rk628, false);
|
/* clear interrupts */
|
rk628_i2c_write(rk628, HDMI_RX_MD_ICLR, 0xffffffff);
|
rk628_i2c_write(rk628, HDMI_RX_PDEC_ICLR, 0xffffffff);
|
rk628_i2c_write(rk628, GRF_INTR0_CLR_EN, 0x01000100);
|
|
/* control hpd after 50ms */
|
schedule_delayed_work(&rk628->delay_work, HZ / 20);
|
|
return IRQ_HANDLED;
|
}
|
|
static bool rk628_input_is_rgb(struct rk628 *rk628)
|
{
|
if (rk628->input_mode == INPUT_MODE_RGB || rk628->input_mode == INPUT_MODE_BT1120)
|
return true;
|
|
return false;
|
}
|
|
static int rk628_display_route_info_parse(struct rk628 *rk628)
|
{
|
struct device_node *np;
|
int ret = 0;
|
u32 val;
|
|
if (of_property_read_bool(rk628->dev->of_node, "rk628,hdmi-in"))
|
rk628->input_mode = INPUT_MODE_HDMI;
|
else if (of_property_read_bool(rk628->dev->of_node, "rk628,rgb-in"))
|
rk628->input_mode = INPUT_MODE_RGB;
|
else if (of_property_read_bool(rk628->dev->of_node, "rk628,bt1120-in"))
|
rk628->input_mode = INPUT_MODE_BT1120;
|
else
|
rk628->input_mode = INPUT_MODE_RGB;
|
|
if (of_find_node_by_name(rk628->dev->of_node, "rk628-dsi")) {
|
np = of_find_node_by_name(rk628->dev->of_node, "rk628-dsi");
|
ret = rk628_dsi_parse(rk628, np);
|
} else if (of_find_node_by_name(rk628->dev->of_node, "rk628-lvds")) {
|
np = of_find_node_by_name(rk628->dev->of_node, "rk628-lvds");
|
ret = rk628_lvds_parse(rk628, np);
|
} else if (of_find_node_by_name(rk628->dev->of_node, "rk628-gvi")) {
|
np = of_find_node_by_name(rk628->dev->of_node, "rk628-gvi");
|
ret = rk628_gvi_parse(rk628, np);
|
} else if (of_find_node_by_name(rk628->dev->of_node, "rk628-bt1120")) {
|
rk628->output_mode = OUTPUT_MODE_BT1120;
|
} else {
|
if (of_property_read_bool(rk628->dev->of_node, "rk628,hdmi-out"))
|
rk628->output_mode = OUTPUT_MODE_HDMI;
|
else if (of_property_read_bool(rk628->dev->of_node, "rk628,csi-out"))
|
rk628->output_mode = OUTPUT_MODE_CSI;
|
}
|
|
if (of_property_read_u32(rk628->dev->of_node, "mode-sync-pol", &val) < 0)
|
rk628->sync_pol = MODE_FLAG_PSYNC;
|
else
|
rk628->sync_pol = (!val ? MODE_FLAG_NSYNC : MODE_FLAG_PSYNC);
|
|
if (rk628_input_is_rgb(rk628) && rk628->output_mode == OUTPUT_MODE_RGB)
|
return -EINVAL;
|
|
return ret;
|
}
|
|
static void
|
rk628_display_mode_from_videomode(const struct rk628_videomode *vm,
|
struct rk628_display_mode *dmode)
|
{
|
dmode->hdisplay = vm->hactive;
|
dmode->hsync_start = dmode->hdisplay + vm->hfront_porch;
|
dmode->hsync_end = dmode->hsync_start + vm->hsync_len;
|
dmode->htotal = dmode->hsync_end + vm->hback_porch;
|
|
dmode->vdisplay = vm->vactive;
|
dmode->vsync_start = dmode->vdisplay + vm->vfront_porch;
|
dmode->vsync_end = dmode->vsync_start + vm->vsync_len;
|
dmode->vtotal = dmode->vsync_end + vm->vback_porch;
|
|
dmode->clock = vm->pixelclock / 1000;
|
dmode->flags = vm->flags;
|
}
|
|
static void
|
of_parse_rk628_display_timing(struct device_node *np, struct rk628_videomode *vm)
|
{
|
u8 val;
|
|
of_property_read_u32(np, "clock-frequency", &vm->pixelclock);
|
of_property_read_u32(np, "hactive", &vm->hactive);
|
of_property_read_u32(np, "hfront-porch", &vm->hfront_porch);
|
of_property_read_u32(np, "hback-porch", &vm->hback_porch);
|
of_property_read_u32(np, "hsync-len", &vm->hsync_len);
|
|
of_property_read_u32(np, "vactive", &vm->vactive);
|
of_property_read_u32(np, "vfront-porch", &vm->vfront_porch);
|
of_property_read_u32(np, "vback-porch", &vm->vback_porch);
|
of_property_read_u32(np, "vsync-len", &vm->vsync_len);
|
|
vm->flags = 0;
|
of_property_read_u8(np, "hsync-active", &val);
|
vm->flags |= val ? DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC;
|
|
of_property_read_u8(np, "vsync-active", &val);
|
vm->flags |= val ? DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC;
|
}
|
|
static int rk628_get_video_mode(struct rk628 *rk628)
|
{
|
|
struct device_node *timings_np, *src_np, *dst_np;
|
struct rk628_videomode vm;
|
|
timings_np = of_get_child_by_name(rk628->dev->of_node, "display-timings");
|
if (!timings_np) {
|
dev_info(rk628->dev, "failed to found display timings\n");
|
return -EINVAL;
|
}
|
|
src_np = of_get_child_by_name(timings_np, "src-timing");
|
if (!src_np) {
|
dev_info(rk628->dev, "failed to found src timing\n");
|
of_node_put(timings_np);
|
return -EINVAL;
|
}
|
|
of_parse_rk628_display_timing(src_np, &vm);
|
rk628_display_mode_from_videomode(&vm, &rk628->src_mode);
|
dev_info(rk628->dev, "src mode: %d %d %d %d %d %d %d %d %d 0x%x\n",
|
rk628->src_mode.clock, rk628->src_mode.hdisplay, rk628->src_mode.hsync_start,
|
rk628->src_mode.hsync_end, rk628->src_mode.htotal, rk628->src_mode.vdisplay,
|
rk628->src_mode.vsync_start, rk628->src_mode.vsync_end, rk628->src_mode.vtotal,
|
rk628->src_mode.flags);
|
|
dst_np = of_get_child_by_name(timings_np, "dst-timing");
|
if (!dst_np) {
|
dev_info(rk628->dev, "failed to found dst timing\n");
|
of_node_put(timings_np);
|
of_node_put(src_np);
|
return -EINVAL;
|
}
|
|
of_parse_rk628_display_timing(dst_np, &vm);
|
rk628_display_mode_from_videomode(&vm, &rk628->dst_mode);
|
dev_info(rk628->dev, "dst mode: %d %d %d %d %d %d %d %d %d 0x%x\n",
|
rk628->dst_mode.clock, rk628->dst_mode.hdisplay, rk628->dst_mode.hsync_start,
|
rk628->dst_mode.hsync_end, rk628->dst_mode.htotal, rk628->dst_mode.vdisplay,
|
rk628->dst_mode.vsync_start, rk628->dst_mode.vsync_end, rk628->dst_mode.vtotal,
|
rk628->dst_mode.flags);
|
|
of_node_put(timings_np);
|
of_node_put(src_np);
|
of_node_put(dst_np);
|
|
return 0;
|
}
|
|
static int rk628_display_timings_get(struct rk628 *rk628)
|
{
|
int ret;
|
|
ret = rk628_get_video_mode(rk628);
|
|
return ret;
|
|
}
|
|
#define DEBUG_PRINT(args...) \
|
do { \
|
if (s) \
|
seq_printf(s, args); \
|
else \
|
pr_info(args); \
|
} while (0)
|
|
static int rk628_debugfs_dump(struct seq_file *s, void *data)
|
{
|
struct rk628 *rk628 = s->private;
|
|
u32 val;
|
u32 dsp_htotal, dsp_hs_end, dsp_hact_st, dsp_hact_end;
|
u32 dsp_vtotal, dsp_vs_end, dsp_vact_st, dsp_vact_end;
|
u32 src_hactive, src_hoffset, src_htotal, src_hs_end;
|
u32 src_vactive, src_voffset, src_vtotal, src_vs_end;
|
|
u32 input_mode, output_mode;
|
char input_s[10];
|
char output_s[13];
|
|
bool r2y, y2r;
|
char csc_mode_r2y_s[10];
|
char csc_mode_y2r_s[10];
|
u32 csc;
|
enum csc_mode {
|
BT601_L,
|
BT709_L,
|
BT601_F,
|
BT2020
|
};
|
|
int sw_hsync_pol, sw_vsync_pol;
|
u32 dsp_frame_v_start, dsp_frame_h_start;
|
|
int sclk_vop_sel = 0;
|
u32 sclk_vop_div;
|
u64 sclk_vop;
|
u32 reg_v;
|
u32 fps;
|
|
u32 imodet_clk;
|
u32 imodet_clk_sel;
|
u32 imodet_clk_div;
|
|
int clk_rx_read_sel = 0;
|
u32 clk_rx_read_div;
|
u64 clk_rx_read;
|
|
u32 tdms_clk_div;
|
u32 tdms_clk;
|
u32 common_tdms_clk[19] = {
|
25170, 27000, 33750, 40000, 59400,
|
65000, 68250, 74250, 83500, 85500,
|
88750, 92812, 101000, 108000, 119000,
|
135000, 148500, 162000, 297000,
|
};
|
|
//get sclk vop
|
rk628_i2c_read(rk628, 0xc0088, ®_v);
|
sclk_vop_sel = (reg_v & 0x20) ? 1 : 0;
|
rk628_i2c_read(rk628, 0xc00b4, ®_v);
|
if (reg_v)
|
sclk_vop_div = reg_v;
|
else
|
sclk_vop_div = 0x10002;
|
/* gpll 983.04MHz */
|
/* cpll 1188MHz */
|
if (sclk_vop_sel)
|
sclk_vop = (u64)983040 * ((sclk_vop_div & 0xffff0000) >> 16);
|
else
|
sclk_vop = (u64)1188000 * ((sclk_vop_div & 0xffff0000) >> 16);
|
do_div(sclk_vop, sclk_vop_div & 0xffff);
|
|
//get rx read clk
|
rk628_i2c_read(rk628, 0xc0088, ®_v);
|
clk_rx_read_sel = (reg_v & 0x10) ? 1 : 0;
|
rk628_i2c_read(rk628, 0xc00b8, ®_v);
|
if (reg_v)
|
clk_rx_read_div = reg_v;
|
else
|
clk_rx_read_div = 0x10002;
|
/* gpll 983.04MHz */
|
/* cpll 1188MHz */
|
if (clk_rx_read_sel)
|
clk_rx_read = (u64)983040 * ((clk_rx_read_div & 0xffff0000) >> 16);
|
else
|
clk_rx_read = (u64)1188000 * ((clk_rx_read_div & 0xffff0000) >> 16);
|
do_div(clk_rx_read, clk_rx_read_div & 0xffff);
|
|
//get imodet clk
|
rk628_i2c_read(rk628, 0xc0094, ®_v);
|
imodet_clk_sel = (reg_v & 0x20) ? 1 : 0;
|
|
if (reg_v)
|
imodet_clk_div = (reg_v & 0x1f) + 1;
|
else
|
imodet_clk_div = 0x18;
|
/* gpll 983.04MHz */
|
/* cpll 1188MHz */
|
if (imodet_clk_sel)
|
imodet_clk = 983040 / imodet_clk_div;
|
else
|
imodet_clk = 1188000 / imodet_clk_div;
|
|
//get input interface type
|
rk628_i2c_read(rk628, GRF_SYSTEM_CON0, &val);
|
input_mode = val & 0x7;
|
output_mode = (val & 0xf8) >> 3;
|
sw_hsync_pol = (val & 0x4000000) ? 1 : 0;
|
sw_vsync_pol = (val & 0x2000000) ? 1 : 0;
|
switch (input_mode) {
|
case 0:
|
strcpy(input_s, "HDMI");
|
break;
|
case 1:
|
strcpy(input_s, "reserved");
|
break;
|
case 2:
|
strcpy(input_s, "BT1120");
|
break;
|
case 3:
|
strcpy(input_s, "RGB");
|
break;
|
case 4:
|
strcpy(input_s, "YUV");
|
break;
|
default:
|
strcpy(input_s, "unknown");
|
}
|
DEBUG_PRINT("input:%s\n", input_s);
|
if (input_mode == 0) {
|
//get tdms clk
|
rk628_i2c_read(rk628, 0x16654, ®_v);
|
reg_v = (reg_v & 0x3f0000) >> 16;
|
if (reg_v >= 0 && reg_v <= 19)
|
tdms_clk = common_tdms_clk[reg_v];
|
else
|
tdms_clk = 148500;
|
|
rk628_i2c_read(rk628, 0x166a8, ®_v);
|
reg_v = (reg_v & 0xf00) >> 8;
|
if (reg_v == 0x6)
|
tdms_clk_div = 1;
|
else if (reg_v == 0x0)
|
tdms_clk_div = 2;
|
else
|
tdms_clk_div = 1;
|
|
//get input hdmi timing
|
//get horizon timing
|
rk628_i2c_read(rk628, 0x30150, ®_v);
|
src_hactive = reg_v & 0xffff;
|
|
rk628_i2c_read(rk628, 0x3014c, ®_v);
|
src_hoffset = (reg_v & 0xffff);
|
|
src_hactive *= tdms_clk_div;
|
src_hoffset *= tdms_clk_div;
|
|
src_htotal = (reg_v & 0xffff0000)>>16;
|
src_htotal *= tdms_clk_div;
|
|
rk628_i2c_read(rk628, 0x30148, ®_v);
|
reg_v = reg_v & 0xffff;
|
src_hs_end = reg_v * tdms_clk * tdms_clk_div / imodet_clk;
|
|
//get vertical timing
|
rk628_i2c_read(rk628, 0x30168, ®_v);
|
src_vactive = reg_v & 0xffff;
|
rk628_i2c_read(rk628, 0x30170, ®_v);
|
src_vtotal = reg_v & 0xffff;
|
rk628_i2c_read(rk628, 0x30164, ®_v);
|
src_voffset = (reg_v & 0xffff);
|
|
rk628_i2c_read(rk628, 0x3015c, ®_v);
|
reg_v = reg_v & 0xffff;
|
src_vs_end = reg_v * clk_rx_read;
|
do_div(src_vs_end, imodet_clk * src_htotal);
|
|
//get fps and print
|
fps = clk_rx_read * 1000;
|
do_div(fps, src_htotal * src_vtotal);
|
DEBUG_PRINT(" Display mode: %dx%dp%d,dclk[%llu],tdms_clk[%d]\n",
|
src_hactive, src_vactive, fps, clk_rx_read, tdms_clk);
|
|
DEBUG_PRINT("\tH: %d %d %d %d\n", src_hactive, src_htotal - src_hoffset,
|
src_htotal - src_hoffset + src_hs_end, src_htotal);
|
|
DEBUG_PRINT("\tV: %d %d %d %d\n", src_vactive,
|
src_vtotal - src_voffset - src_vs_end,
|
src_vtotal - src_voffset, src_vtotal);
|
} else if (input_mode == 2 || input_mode == 3 || input_mode == 4) {
|
//get timing
|
rk628_i2c_read(rk628, 0x130, ®_v);
|
src_hactive = reg_v & 0xffff;
|
|
rk628_i2c_read(rk628, 0x12c, ®_v);
|
src_vactive = (reg_v & 0xffff);
|
|
rk628_i2c_read(rk628, 0x134, ®_v);
|
src_htotal = (reg_v & 0xffff0000) >> 16;
|
src_vtotal = reg_v & 0xffff;
|
|
//get fps and print
|
fps = clk_rx_read * 1000;
|
do_div(fps, src_htotal * src_vtotal);
|
DEBUG_PRINT(" Display mode: %dx%dp%d,dclk[%llu]\n",
|
src_hactive, src_vactive, fps, clk_rx_read);
|
|
DEBUG_PRINT("\tH-total: %d\n", src_htotal);
|
|
DEBUG_PRINT("\tV-total: %d\n", src_vtotal);
|
}
|
//get output interface type
|
switch (output_mode & 0x7) {
|
case 1:
|
strcpy(output_s, "GVI");
|
break;
|
case 2:
|
strcpy(output_s, "LVDS");
|
break;
|
case 3:
|
strcpy(output_s, "HDMI");
|
break;
|
case 4:
|
strcpy(output_s, "CSI");
|
break;
|
case 5:
|
strcpy(output_s, "DSI");
|
break;
|
default:
|
strcpy(output_s, "");
|
}
|
strcpy(output_s + 4, " ");
|
switch (output_mode >> 2) {
|
case 0:
|
strcpy(output_s + 5, "");
|
break;
|
case 1:
|
strcpy(output_s + 5, "BT1120");
|
break;
|
case 2:
|
strcpy(output_s + 5, "RGB");
|
break;
|
case 3:
|
strcpy(output_s + 5, "YUV");
|
break;
|
default:
|
strcpy(output_s + 5, "unknown");
|
}
|
DEBUG_PRINT("output:%s\n", output_s);
|
|
//get output timing
|
rk628_i2c_read(rk628, GRF_SCALER_CON3, &val);
|
dsp_htotal = val & 0xffff;
|
dsp_hs_end = (val & 0xff0000) >> 16;
|
|
rk628_i2c_read(rk628, GRF_SCALER_CON4, &val);
|
dsp_hact_end = val & 0xffff;
|
dsp_hact_st = (val & 0xfff0000) >> 16;
|
|
rk628_i2c_read(rk628, GRF_SCALER_CON5, &val);
|
dsp_vtotal = val & 0xfff;
|
dsp_vs_end = (val & 0xff0000) >> 16;
|
|
rk628_i2c_read(rk628, GRF_SCALER_CON6, &val);
|
dsp_vact_st = (val & 0xfff0000) >> 16;
|
dsp_vact_end = val & 0xfff;
|
|
fps = sclk_vop * 1000;
|
do_div(fps, dsp_vtotal * dsp_htotal);
|
|
DEBUG_PRINT(" Display mode: %dx%dp%d,dclk[%llu]\n",
|
dsp_hact_end - dsp_hact_st, dsp_vact_end - dsp_vact_st, fps, sclk_vop);
|
DEBUG_PRINT("\tH: %d %d %d %d\n", dsp_hact_end - dsp_hact_st,
|
dsp_htotal - dsp_hact_st, dsp_htotal - dsp_hact_st + dsp_hs_end, dsp_htotal);
|
DEBUG_PRINT("\tV: %d %d %d %d\n", dsp_vact_end - dsp_vact_st,
|
dsp_vtotal - dsp_vact_st, dsp_vtotal - dsp_vact_st + dsp_vs_end, dsp_vtotal);
|
|
//get csc and system information
|
rk628_i2c_read(rk628, GRF_CSC_CTRL_CON, &val);
|
r2y = ((val & 0x10) == 0x10);
|
y2r = ((val & 0x1) == 0x1);
|
csc = (val & 0xc0) >> 6;
|
switch (csc) {
|
case BT601_L:
|
strcpy(csc_mode_r2y_s, "BT601_L");
|
break;
|
case BT601_F:
|
strcpy(csc_mode_r2y_s, "BT601_F");
|
break;
|
case BT709_L:
|
strcpy(csc_mode_r2y_s, "BT709_L");
|
break;
|
case BT2020:
|
strcpy(csc_mode_r2y_s, "BT2020");
|
break;
|
}
|
|
csc = (val & 0xc) >> 2;
|
switch (csc) {
|
case BT601_L:
|
strcpy(csc_mode_y2r_s, "BT601_L");
|
break;
|
case BT601_F:
|
strcpy(csc_mode_y2r_s, "BT601_F");
|
break;
|
case BT709_L:
|
strcpy(csc_mode_y2r_s, "BT709_L");
|
break;
|
case BT2020:
|
strcpy(csc_mode_y2r_s, "BT2020");
|
break;
|
|
}
|
DEBUG_PRINT("csc:\n");
|
|
if (r2y)
|
DEBUG_PRINT("\tr2y[1],csc mode:%s\n", csc_mode_r2y_s);
|
else if (y2r)
|
DEBUG_PRINT("\ty2r[1],csc mode:%s\n", csc_mode_y2r_s);
|
else
|
DEBUG_PRINT("\tnot open\n");
|
|
rk628_i2c_read(rk628, GRF_SCALER_CON2, &val);
|
dsp_frame_h_start = val & 0xffff;
|
dsp_frame_v_start = (val & 0xffff0000) >> 16;
|
|
DEBUG_PRINT("system:\n");
|
DEBUG_PRINT("\tsw_hsync_pol:%d, sw_vsync_pol:%d\n", sw_hsync_pol, sw_vsync_pol);
|
DEBUG_PRINT("\tdsp_frame_h_start:%d, dsp_frame_v_start:%d\n",
|
dsp_frame_h_start, dsp_frame_v_start);
|
|
return 0;
|
}
|
|
static int rk628_debugfs_open(struct inode *inode, struct file *file)
|
{
|
struct rk628 *rk628 = inode->i_private;
|
|
return single_open(file, rk628_debugfs_dump, rk628);
|
}
|
|
|
static const struct file_operations rk628_debugfs_summary_fops = {
|
.owner = THIS_MODULE,
|
.open = rk628_debugfs_open,
|
.read = seq_read,
|
.llseek = seq_lseek,
|
.release = single_release,
|
|
};
|
|
static int
|
rk628_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id)
|
{
|
struct device *dev = &client->dev;
|
struct rk628 *rk628;
|
int i, ret;
|
int err;
|
unsigned long irq_flags;
|
struct dentry *debug_dir;
|
|
dev_info(dev, "RK628 misc driver version: %s\n", DRIVER_VERSION);
|
|
rk628 = devm_kzalloc(dev, sizeof(*rk628), GFP_KERNEL);
|
if (!rk628)
|
return -ENOMEM;
|
|
rk628->dev = dev;
|
rk628->client = client;
|
i2c_set_clientdata(client, rk628);
|
rk628->hdmirx_irq = client->irq;
|
|
ret = rk628_display_route_info_parse(rk628);
|
if (ret) {
|
dev_err(dev, "display route err\n");
|
return ret;
|
}
|
|
if (rk628->output_mode != OUTPUT_MODE_HDMI &&
|
rk628->output_mode != OUTPUT_MODE_CSI) {
|
ret = rk628_display_timings_get(rk628);
|
if (ret) {
|
dev_info(dev, "display timings err\n");
|
return ret;
|
}
|
}
|
|
rk628->soc_24M = devm_clk_get(dev, "soc_24M");
|
if (rk628->soc_24M == ERR_PTR(-ENOENT))
|
rk628->soc_24M = NULL;
|
|
if (IS_ERR(rk628->soc_24M)) {
|
ret = PTR_ERR(rk628->soc_24M);
|
dev_err(dev, "Unable to get soc_24M: %d\n", ret);
|
return ret;
|
}
|
|
clk_prepare_enable(rk628->soc_24M);
|
|
rk628->enable_gpio = devm_gpiod_get_optional(dev, "enable",
|
GPIOD_OUT_LOW);
|
if (IS_ERR(rk628->enable_gpio)) {
|
ret = PTR_ERR(rk628->enable_gpio);
|
dev_err(dev, "failed to request enable GPIO: %d\n", ret);
|
return ret;
|
}
|
|
rk628->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
|
if (IS_ERR(rk628->reset_gpio)) {
|
ret = PTR_ERR(rk628->reset_gpio);
|
dev_err(dev, "failed to request reset GPIO: %d\n", ret);
|
return ret;
|
}
|
|
rk628->plugin_det_gpio = devm_gpiod_get_optional(dev, "plugin-det",
|
GPIOD_IN);
|
if (IS_ERR(rk628->plugin_det_gpio)) {
|
dev_err(rk628->dev, "failed to get hdmirx det gpio\n");
|
ret = PTR_ERR(rk628->plugin_det_gpio);
|
return ret;
|
}
|
|
gpiod_set_value(rk628->enable_gpio, 1);
|
usleep_range(10000, 11000);
|
gpiod_set_value(rk628->reset_gpio, 0);
|
usleep_range(10000, 11000);
|
gpiod_set_value(rk628->reset_gpio, 1);
|
usleep_range(10000, 11000);
|
gpiod_set_value(rk628->reset_gpio, 0);
|
usleep_range(10000, 11000);
|
|
for (i = 0; i < RK628_DEV_MAX; i++) {
|
const struct regmap_config *config = &rk628_regmap_config[i];
|
|
if (!config->name)
|
continue;
|
|
rk628->regmap[i] = devm_regmap_init_i2c(client, config);
|
if (IS_ERR(rk628->regmap[i])) {
|
ret = PTR_ERR(rk628->regmap[i]);
|
dev_err(dev, "failed to allocate register map %d: %d\n",
|
i, ret);
|
return ret;
|
}
|
}
|
|
/* selete int io function */
|
ret = rk628_i2c_write(rk628, GRF_GPIO3AB_SEL_CON, 0x30002000);
|
if (ret) {
|
dev_err(dev, "failed to access register: %d\n", ret);
|
return ret;
|
}
|
|
rk628->monitor_wq = alloc_ordered_workqueue("%s",
|
WQ_MEM_RECLAIM | WQ_FREEZABLE, "rk628-monitor-wq");
|
INIT_DELAYED_WORK(&rk628->delay_work, rk628_display_work);
|
|
if (rk628->output_mode == OUTPUT_MODE_DSI) {
|
rk628->dsi_wq = alloc_ordered_workqueue("%s",
|
WQ_MEM_RECLAIM | WQ_FREEZABLE, "rk628-dsi-wq");
|
INIT_DELAYED_WORK(&rk628->dsi_delay_work, rk628_dsi_work);
|
}
|
|
rk628_cru_init(rk628);
|
|
if (rk628->output_mode == OUTPUT_MODE_CSI)
|
rk628_csi_init(rk628);
|
|
if (rk628->input_mode == INPUT_MODE_HDMI) {
|
if (rk628->plugin_det_gpio) {
|
rk628->plugin_irq = gpiod_to_irq(rk628->plugin_det_gpio);
|
if (rk628->plugin_irq < 0) {
|
dev_err(rk628->dev, "failed to get plugin det irq\n");
|
err = rk628->plugin_irq;
|
return err;
|
}
|
|
err = devm_request_threaded_irq(dev, rk628->plugin_irq, NULL,
|
rk628_hdmirx_plugin_irq, IRQF_TRIGGER_FALLING |
|
IRQF_TRIGGER_RISING | IRQF_ONESHOT, "rk628_hdmirx", rk628);
|
if (err) {
|
dev_err(rk628->dev, "failed to register plugin det irq (%d)\n",
|
err);
|
return err;
|
}
|
|
if (rk628->hdmirx_irq) {
|
irq_flags =
|
irqd_get_trigger_type(irq_get_irq_data(rk628->hdmirx_irq));
|
dev_dbg(rk628->dev, "cfg hdmirx irq, flags: %lu!\n", irq_flags);
|
err = devm_request_threaded_irq(dev, rk628->hdmirx_irq, NULL,
|
rk628_hdmirx_plugin_irq, irq_flags |
|
IRQF_ONESHOT, "rk628", rk628);
|
if (err) {
|
dev_err(rk628->dev, "request rk628 irq failed! err:%d\n",
|
err);
|
return err;
|
}
|
/* hdmirx int en */
|
rk628_i2c_write(rk628, GRF_INTR0_EN, 0x01000100);
|
rk628_display_enable(rk628);
|
queue_delayed_work(rk628->monitor_wq, &rk628->delay_work,
|
msecs_to_jiffies(20));
|
}
|
} else {
|
rk628_display_enable(rk628);
|
queue_delayed_work(rk628->monitor_wq, &rk628->delay_work,
|
msecs_to_jiffies(50));
|
}
|
} else {
|
rk628_display_enable(rk628);
|
}
|
|
pm_runtime_enable(dev);
|
debug_dir = debugfs_create_dir(rk628->dev->driver->name, NULL);
|
if (!debug_dir)
|
return 0;
|
|
debugfs_create_file("summary", 0400, debug_dir, rk628, &rk628_debugfs_summary_fops);
|
|
return 0;
|
}
|
|
static int rk628_i2c_remove(struct i2c_client *client)
|
{
|
struct rk628 *rk628 = i2c_get_clientdata(client);
|
struct device *dev = &client->dev;
|
|
if (rk628->output_mode == OUTPUT_MODE_DSI) {
|
cancel_delayed_work_sync(&rk628->dsi_delay_work);
|
destroy_workqueue(rk628->dsi_wq);
|
}
|
|
cancel_delayed_work_sync(&rk628->delay_work);
|
destroy_workqueue(rk628->monitor_wq);
|
pm_runtime_disable(dev);
|
|
return 0;
|
}
|
|
#ifdef CONFIG_PM_SLEEP
|
static int rk628_suspend(struct device *dev)
|
{
|
struct rk628 *rk628 = dev_get_drvdata(dev);
|
|
rk628_display_disable(rk628);
|
|
return 0;
|
}
|
|
static int rk628_resume(struct device *dev)
|
{
|
struct rk628 *rk628 = dev_get_drvdata(dev);
|
|
rk628_display_resume(rk628);
|
|
return 0;
|
}
|
#endif
|
|
static const struct dev_pm_ops rk628_pm_ops = {
|
#ifdef CONFIG_PM_SLEEP
|
.suspend = rk628_suspend,
|
.resume = rk628_resume,
|
#endif
|
};
|
static const struct of_device_id rk628_of_match[] = {
|
{ .compatible = "rockchip,rk628", },
|
{}
|
};
|
MODULE_DEVICE_TABLE(of, rk628_of_match);
|
|
static const struct i2c_device_id rk628_i2c_id[] = {
|
{ "rk628", 0 },
|
{}
|
};
|
MODULE_DEVICE_TABLE(i2c, rk628_i2c_id);
|
|
static struct i2c_driver rk628_i2c_driver = {
|
.driver = {
|
.name = "rk628",
|
.of_match_table = of_match_ptr(rk628_of_match),
|
.pm = &rk628_pm_ops,
|
},
|
.probe = rk628_i2c_probe,
|
.remove = rk628_i2c_remove,
|
.id_table = rk628_i2c_id,
|
};
|
|
#ifdef CONFIG_ROCKCHIP_THUNDER_BOOT_RK628
|
static int __init rk628_i2c_driver_init(void)
|
{
|
i2c_add_driver(&rk628_i2c_driver);
|
|
return 0;
|
}
|
subsys_initcall_sync(rk628_i2c_driver_init);
|
|
static void __exit rk628_i2c_driver_exit(void)
|
{
|
i2c_del_driver(&rk628_i2c_driver);
|
}
|
module_exit(rk628_i2c_driver_exit);
|
#else
|
module_i2c_driver(rk628_i2c_driver);
|
#endif
|
|
MODULE_AUTHOR("Wyon Bi <bivvy.bi@rock-chips.com>");
|
MODULE_DESCRIPTION("Rockchip RK628 MFD driver");
|
MODULE_LICENSE("GPL");
|
