diff options
Diffstat (limited to 'drivers/video/fbdev/sh_mobile_hdmi.c')
| -rw-r--r-- | drivers/video/fbdev/sh_mobile_hdmi.c | 1489 |
1 files changed, 0 insertions, 1489 deletions
diff --git a/drivers/video/fbdev/sh_mobile_hdmi.c b/drivers/video/fbdev/sh_mobile_hdmi.c deleted file mode 100644 index 7c72a3f02056..000000000000 --- a/drivers/video/fbdev/sh_mobile_hdmi.c +++ /dev/null @@ -1,1489 +0,0 @@ -/* - * SH-Mobile High-Definition Multimedia Interface (HDMI) driver - * for SLISHDMI13T and SLIPHDMIT IP cores - * - * Copyright (C) 2010, Guennadi Liakhovetski <g.liakhovetski@gmx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/clk.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/io.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/pm_runtime.h> -#include <linux/slab.h> -#include <linux/types.h> -#include <linux/workqueue.h> -#include <sound/soc.h> -#include <sound/soc-dapm.h> -#include <sound/initval.h> - -#include <video/sh_mobile_hdmi.h> -#include <video/sh_mobile_lcdc.h> - -#include "sh_mobile_lcdcfb.h" - -/* HDMI Core Control Register (HTOP0) */ -#define HDMI_SYSTEM_CTRL 0x00 /* System control */ -#define HDMI_L_R_DATA_SWAP_CTRL_RPKT 0x01 /* L/R data swap control, - bits 19..16 of 20-bit N for Audio Clock Regeneration packet */ -#define HDMI_20_BIT_N_FOR_AUDIO_RPKT_15_8 0x02 /* bits 15..8 of 20-bit N for Audio Clock Regeneration packet */ -#define HDMI_20_BIT_N_FOR_AUDIO_RPKT_7_0 0x03 /* bits 7..0 of 20-bit N for Audio Clock Regeneration packet */ -#define HDMI_SPDIF_AUDIO_SAMP_FREQ_CTS 0x04 /* SPDIF audio sampling frequency, - bits 19..16 of Internal CTS */ -#define HDMI_INTERNAL_CTS_15_8 0x05 /* bits 15..8 of Internal CTS */ -#define HDMI_INTERNAL_CTS_7_0 0x06 /* bits 7..0 of Internal CTS */ -#define HDMI_EXTERNAL_CTS_19_16 0x07 /* External CTS */ -#define HDMI_EXTERNAL_CTS_15_8 0x08 /* External CTS */ -#define HDMI_EXTERNAL_CTS_7_0 0x09 /* External CTS */ -#define HDMI_AUDIO_SETTING_1 0x0A /* Audio setting.1 */ -#define HDMI_AUDIO_SETTING_2 0x0B /* Audio setting.2 */ -#define HDMI_I2S_AUDIO_SET 0x0C /* I2S audio setting */ -#define HDMI_DSD_AUDIO_SET 0x0D /* DSD audio setting */ -#define HDMI_DEBUG_MONITOR_1 0x0E /* Debug monitor.1 */ -#define HDMI_DEBUG_MONITOR_2 0x0F /* Debug monitor.2 */ -#define HDMI_I2S_INPUT_PIN_SWAP 0x10 /* I2S input pin swap */ -#define HDMI_AUDIO_STATUS_BITS_SETTING_1 0x11 /* Audio status bits setting.1 */ -#define HDMI_AUDIO_STATUS_BITS_SETTING_2 0x12 /* Audio status bits setting.2 */ -#define HDMI_CATEGORY_CODE 0x13 /* Category code */ -#define HDMI_SOURCE_NUM_AUDIO_WORD_LEN 0x14 /* Source number/Audio word length */ -#define HDMI_AUDIO_VIDEO_SETTING_1 0x15 /* Audio/Video setting.1 */ -#define HDMI_VIDEO_SETTING_1 0x16 /* Video setting.1 */ -#define HDMI_DEEP_COLOR_MODES 0x17 /* Deep Color Modes */ - -/* 12 16- and 10-bit Color space conversion parameters: 0x18..0x2f */ -#define HDMI_COLOR_SPACE_CONVERSION_PARAMETERS 0x18 - -#define HDMI_EXTERNAL_VIDEO_PARAM_SETTINGS 0x30 /* External video parameter settings */ -#define HDMI_EXTERNAL_H_TOTAL_7_0 0x31 /* External horizontal total (LSB) */ -#define HDMI_EXTERNAL_H_TOTAL_11_8 0x32 /* External horizontal total (MSB) */ -#define HDMI_EXTERNAL_H_BLANK_7_0 0x33 /* External horizontal blank (LSB) */ -#define HDMI_EXTERNAL_H_BLANK_9_8 0x34 /* External horizontal blank (MSB) */ -#define HDMI_EXTERNAL_H_DELAY_7_0 0x35 /* External horizontal delay (LSB) */ -#define HDMI_EXTERNAL_H_DELAY_9_8 0x36 /* External horizontal delay (MSB) */ -#define HDMI_EXTERNAL_H_DURATION_7_0 0x37 /* External horizontal duration (LSB) */ -#define HDMI_EXTERNAL_H_DURATION_9_8 0x38 /* External horizontal duration (MSB) */ -#define HDMI_EXTERNAL_V_TOTAL_7_0 0x39 /* External vertical total (LSB) */ -#define HDMI_EXTERNAL_V_TOTAL_9_8 0x3A /* External vertical total (MSB) */ -#define HDMI_AUDIO_VIDEO_SETTING_2 0x3B /* Audio/Video setting.2 */ -#define HDMI_EXTERNAL_V_BLANK 0x3D /* External vertical blank */ -#define HDMI_EXTERNAL_V_DELAY 0x3E /* External vertical delay */ -#define HDMI_EXTERNAL_V_DURATION 0x3F /* External vertical duration */ -#define HDMI_CTRL_PKT_MANUAL_SEND_CONTROL 0x40 /* Control packet manual send control */ -#define HDMI_CTRL_PKT_AUTO_SEND 0x41 /* Control packet auto send with VSYNC control */ -#define HDMI_AUTO_CHECKSUM_OPTION 0x42 /* Auto checksum option */ -#define HDMI_VIDEO_SETTING_2 0x45 /* Video setting.2 */ -#define HDMI_OUTPUT_OPTION 0x46 /* Output option */ -#define HDMI_SLIPHDMIT_PARAM_OPTION 0x51 /* SLIPHDMIT parameter option */ -#define HDMI_HSYNC_PMENT_AT_EMB_7_0 0x52 /* HSYNC placement at embedded sync (LSB) */ -#define HDMI_HSYNC_PMENT_AT_EMB_15_8 0x53 /* HSYNC placement at embedded sync (MSB) */ -#define HDMI_VSYNC_PMENT_AT_EMB_7_0 0x54 /* VSYNC placement at embedded sync (LSB) */ -#define HDMI_VSYNC_PMENT_AT_EMB_14_8 0x55 /* VSYNC placement at embedded sync (MSB) */ -#define HDMI_SLIPHDMIT_PARAM_SETTINGS_1 0x56 /* SLIPHDMIT parameter settings.1 */ -#define HDMI_SLIPHDMIT_PARAM_SETTINGS_2 0x57 /* SLIPHDMIT parameter settings.2 */ -#define HDMI_SLIPHDMIT_PARAM_SETTINGS_3 0x58 /* SLIPHDMIT parameter settings.3 */ -#define HDMI_SLIPHDMIT_PARAM_SETTINGS_5 0x59 /* SLIPHDMIT parameter settings.5 */ -#define HDMI_SLIPHDMIT_PARAM_SETTINGS_6 0x5A /* SLIPHDMIT parameter settings.6 */ -#define HDMI_SLIPHDMIT_PARAM_SETTINGS_7 0x5B /* SLIPHDMIT parameter settings.7 */ -#define HDMI_SLIPHDMIT_PARAM_SETTINGS_8 0x5C /* SLIPHDMIT parameter settings.8 */ -#define HDMI_SLIPHDMIT_PARAM_SETTINGS_9 0x5D /* SLIPHDMIT parameter settings.9 */ -#define HDMI_SLIPHDMIT_PARAM_SETTINGS_10 0x5E /* SLIPHDMIT parameter settings.10 */ -#define HDMI_CTRL_PKT_BUF_INDEX 0x5F /* Control packet buffer index */ -#define HDMI_CTRL_PKT_BUF_ACCESS_HB0 0x60 /* Control packet data buffer access window - HB0 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_HB1 0x61 /* Control packet data buffer access window - HB1 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_HB2 0x62 /* Control packet data buffer access window - HB2 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB0 0x63 /* Control packet data buffer access window - PB0 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB1 0x64 /* Control packet data buffer access window - PB1 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB2 0x65 /* Control packet data buffer access window - PB2 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB3 0x66 /* Control packet data buffer access window - PB3 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB4 0x67 /* Control packet data buffer access window - PB4 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB5 0x68 /* Control packet data buffer access window - PB5 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB6 0x69 /* Control packet data buffer access window - PB6 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB7 0x6A /* Control packet data buffer access window - PB7 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB8 0x6B /* Control packet data buffer access window - PB8 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB9 0x6C /* Control packet data buffer access window - PB9 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB10 0x6D /* Control packet data buffer access window - PB10 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB11 0x6E /* Control packet data buffer access window - PB11 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB12 0x6F /* Control packet data buffer access window - PB12 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB13 0x70 /* Control packet data buffer access window - PB13 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB14 0x71 /* Control packet data buffer access window - PB14 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB15 0x72 /* Control packet data buffer access window - PB15 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB16 0x73 /* Control packet data buffer access window - PB16 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB17 0x74 /* Control packet data buffer access window - PB17 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB18 0x75 /* Control packet data buffer access window - PB18 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB19 0x76 /* Control packet data buffer access window - PB19 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB20 0x77 /* Control packet data buffer access window - PB20 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB21 0x78 /* Control packet data buffer access window - PB21 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB22 0x79 /* Control packet data buffer access window - PB22 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB23 0x7A /* Control packet data buffer access window - PB23 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB24 0x7B /* Control packet data buffer access window - PB24 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB25 0x7C /* Control packet data buffer access window - PB25 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB26 0x7D /* Control packet data buffer access window - PB26 */ -#define HDMI_CTRL_PKT_BUF_ACCESS_PB27 0x7E /* Control packet data buffer access window - PB27 */ -#define HDMI_EDID_KSV_FIFO_ACCESS_WINDOW 0x80 /* EDID/KSV FIFO access window */ -#define HDMI_DDC_BUS_ACCESS_FREQ_CTRL_7_0 0x81 /* DDC bus access frequency control (LSB) */ -#define HDMI_DDC_BUS_ACCESS_FREQ_CTRL_15_8 0x82 /* DDC bus access frequency control (MSB) */ -#define HDMI_INTERRUPT_MASK_1 0x92 /* Interrupt mask.1 */ -#define HDMI_INTERRUPT_MASK_2 0x93 /* Interrupt mask.2 */ -#define HDMI_INTERRUPT_STATUS_1 0x94 /* Interrupt status.1 */ -#define HDMI_INTERRUPT_STATUS_2 0x95 /* Interrupt status.2 */ -#define HDMI_INTERRUPT_MASK_3 0x96 /* Interrupt mask.3 */ -#define HDMI_INTERRUPT_MASK_4 0x97 /* Interrupt mask.4 */ -#define HDMI_INTERRUPT_STATUS_3 0x98 /* Interrupt status.3 */ -#define HDMI_INTERRUPT_STATUS_4 0x99 /* Interrupt status.4 */ -#define HDMI_SOFTWARE_HDCP_CONTROL_1 0x9A /* Software HDCP control.1 */ -#define HDMI_FRAME_COUNTER 0x9C /* Frame counter */ -#define HDMI_FRAME_COUNTER_FOR_RI_CHECK 0x9D /* Frame counter for Ri check */ -#define HDMI_HDCP_CONTROL 0xAF /* HDCP control */ -#define HDMI_RI_FRAME_COUNT_REGISTER 0xB2 /* Ri frame count register */ -#define HDMI_DDC_BUS_CONTROL 0xB7 /* DDC bus control */ -#define HDMI_HDCP_STATUS 0xB8 /* HDCP status */ -#define HDMI_SHA0 0xB9 /* sha0 */ -#define HDMI_SHA1 0xBA /* sha1 */ -#define HDMI_SHA2 0xBB /* sha2 */ -#define HDMI_SHA3 0xBC /* sha3 */ -#define HDMI_SHA4 0xBD /* sha4 */ -#define HDMI_BCAPS_READ 0xBE /* BCAPS read / debug */ -#define HDMI_AKSV_BKSV_7_0_MONITOR 0xBF /* AKSV/BKSV[7:0] monitor */ -#define HDMI_AKSV_BKSV_15_8_MONITOR 0xC0 /* AKSV/BKSV[15:8] monitor */ -#define HDMI_AKSV_BKSV_23_16_MONITOR 0xC1 /* AKSV/BKSV[23:16] monitor */ -#define HDMI_AKSV_BKSV_31_24_MONITOR 0xC2 /* AKSV/BKSV[31:24] monitor */ -#define HDMI_AKSV_BKSV_39_32_MONITOR 0xC3 /* AKSV/BKSV[39:32] monitor */ -#define HDMI_EDID_SEGMENT_POINTER 0xC4 /* EDID segment pointer */ -#define HDMI_EDID_WORD_ADDRESS 0xC5 /* EDID word address */ -#define HDMI_EDID_DATA_FIFO_ADDRESS 0xC6 /* EDID data FIFO address */ -#define HDMI_NUM_OF_HDMI_DEVICES 0xC7 /* Number of HDMI devices */ -#define HDMI_HDCP_ERROR_CODE 0xC8 /* HDCP error code */ -#define HDMI_100MS_TIMER_SET 0xC9 /* 100ms timer setting */ -#define HDMI_5SEC_TIMER_SET 0xCA /* 5sec timer setting */ -#define HDMI_RI_READ_COUNT 0xCB /* Ri read count */ -#define HDMI_AN_SEED 0xCC /* An seed */ -#define HDMI_MAX_NUM_OF_RCIVRS_ALLOWED 0xCD /* Maximum number of receivers allowed */ -#define HDMI_HDCP_MEMORY_ACCESS_CONTROL_1 0xCE /* HDCP memory access control.1 */ -#define HDMI_HDCP_MEMORY_ACCESS_CONTROL_2 0xCF /* HDCP memory access control.2 */ -#define HDMI_HDCP_CONTROL_2 0xD0 /* HDCP Control 2 */ -#define HDMI_HDCP_KEY_MEMORY_CONTROL 0xD2 /* HDCP Key Memory Control */ -#define HDMI_COLOR_SPACE_CONV_CONFIG_1 0xD3 /* Color space conversion configuration.1 */ -#define HDMI_VIDEO_SETTING_3 0xD4 /* Video setting.3 */ -#define HDMI_RI_7_0 0xD5 /* Ri[7:0] */ -#define HDMI_RI_15_8 0xD6 /* Ri[15:8] */ -#define HDMI_PJ 0xD7 /* Pj */ -#define HDMI_SHA_RD 0xD8 /* sha_rd */ -#define HDMI_RI_7_0_SAVED 0xD9 /* Ri[7:0] saved */ -#define HDMI_RI_15_8_SAVED 0xDA /* Ri[15:8] saved */ -#define HDMI_PJ_SAVED 0xDB /* Pj saved */ -#define HDMI_NUM_OF_DEVICES 0xDC /* Number of devices */ -#define HDMI_HOT_PLUG_MSENS_STATUS 0xDF /* Hot plug/MSENS status */ -#define HDMI_BCAPS_WRITE 0xE0 /* bcaps */ -#define HDMI_BSTAT_7_0 0xE1 /* bstat[7:0] */ -#define HDMI_BSTAT_15_8 0xE2 /* bstat[15:8] */ -#define HDMI_BKSV_7_0 0xE3 /* bksv[7:0] */ -#define HDMI_BKSV_15_8 0xE4 /* bksv[15:8] */ -#define HDMI_BKSV_23_16 0xE5 /* bksv[23:16] */ -#define HDMI_BKSV_31_24 0xE6 /* bksv[31:24] */ -#define HDMI_BKSV_39_32 0xE7 /* bksv[39:32] */ -#define HDMI_AN_7_0 0xE8 /* An[7:0] */ -#define HDMI_AN_15_8 0xE9 /* An [15:8] */ -#define HDMI_AN_23_16 0xEA /* An [23:16] */ -#define HDMI_AN_31_24 0xEB /* An [31:24] */ -#define HDMI_AN_39_32 0xEC /* An [39:32] */ -#define HDMI_AN_47_40 0xED /* An [47:40] */ -#define HDMI_AN_55_48 0xEE /* An [55:48] */ -#define HDMI_AN_63_56 0xEF /* An [63:56] */ -#define HDMI_PRODUCT_ID 0xF0 /* Product ID */ -#define HDMI_REVISION_ID 0xF1 /* Revision ID */ -#define HDMI_TEST_MODE 0xFE /* Test mode */ - -/* HDMI Control Register (HTOP1) */ -#define HDMI_HTOP1_TEST_MODE 0x0000 /* Test mode */ -#define HDMI_HTOP1_VIDEO_INPUT 0x0008 /* VideoInput */ -#define HDMI_HTOP1_CORE_RSTN 0x000C /* CoreResetn */ -#define HDMI_HTOP1_PLLBW 0x0018 /* PLLBW */ -#define HDMI_HTOP1_CLK_TO_PHY 0x001C /* Clk to Phy */ -#define HDMI_HTOP1_VIDEO_INPUT2 0x0020 /* VideoInput2 */ -#define HDMI_HTOP1_TISEMP0_1 0x0024 /* tisemp0-1 */ -#define HDMI_HTOP1_TISEMP2_C 0x0028 /* tisemp2-c */ -#define HDMI_HTOP1_TISIDRV 0x002C /* tisidrv */ -#define HDMI_HTOP1_TISEN 0x0034 /* tisen */ -#define HDMI_HTOP1_TISDREN 0x0038 /* tisdren */ -#define HDMI_HTOP1_CISRANGE 0x003C /* cisrange */ -#define HDMI_HTOP1_ENABLE_SELECTOR 0x0040 /* Enable Selector */ -#define HDMI_HTOP1_MACRO_RESET 0x0044 /* Macro reset */ -#define HDMI_HTOP1_PLL_CALIBRATION 0x0048 /* PLL calibration */ -#define HDMI_HTOP1_RE_CALIBRATION 0x004C /* Re-calibration */ -#define HDMI_HTOP1_CURRENT 0x0050 /* Current */ -#define HDMI_HTOP1_PLL_LOCK_DETECT 0x0054 /* PLL lock detect */ -#define HDMI_HTOP1_PHY_TEST_MODE 0x0058 /* PHY Test Mode */ -#define HDMI_HTOP1_CLK_SET 0x0080 /* Clock Set */ -#define HDMI_HTOP1_DDC_FAIL_SAFE 0x0084 /* DDC fail safe */ -#define HDMI_HTOP1_PRBS 0x0088 /* PRBS */ -#define HDMI_HTOP1_EDID_AINC_CONTROL 0x008C /* EDID ainc Control */ -#define HDMI_HTOP1_HTOP_DCL_MODE 0x00FC /* Deep Coloer Mode */ -#define HDMI_HTOP1_HTOP_DCL_FRC_COEF0 0x0100 /* Deep Color:FRC COEF0 */ -#define HDMI_HTOP1_HTOP_DCL_FRC_COEF1 0x0104 /* Deep Color:FRC COEF1 */ -#define HDMI_HTOP1_HTOP_DCL_FRC_COEF2 0x0108 /* Deep Color:FRC COEF2 */ -#define HDMI_HTOP1_HTOP_DCL_FRC_COEF3 0x010C /* Deep Color:FRC COEF3 */ -#define HDMI_HTOP1_HTOP_DCL_FRC_COEF0_C 0x0110 /* Deep Color:FRC COEF0C */ -#define HDMI_HTOP1_HTOP_DCL_FRC_COEF1_C 0x0114 /* Deep Color:FRC COEF1C */ -#define HDMI_HTOP1_HTOP_DCL_FRC_COEF2_C 0x0118 /* Deep Color:FRC COEF2C */ -#define HDMI_HTOP1_HTOP_DCL_FRC_COEF3_C 0x011C /* Deep Color:FRC COEF3C */ -#define HDMI_HTOP1_HTOP_DCL_FRC_MODE 0x0120 /* Deep Color:FRC Mode */ -#define HDMI_HTOP1_HTOP_DCL_RECT_START1 0x0124 /* Deep Color:Rect Start1 */ -#define HDMI_HTOP1_HTOP_DCL_RECT_SIZE1 0x0128 /* Deep Color:Rect Size1 */ -#define HDMI_HTOP1_HTOP_DCL_RECT_START2 0x012C /* Deep Color:Rect Start2 */ -#define HDMI_HTOP1_HTOP_DCL_RECT_SIZE2 0x0130 /* Deep Color:Rect Size2 */ -#define HDMI_HTOP1_HTOP_DCL_RECT_START3 0x0134 /* Deep Color:Rect Start3 */ -#define HDMI_HTOP1_HTOP_DCL_RECT_SIZE3 0x0138 /* Deep Color:Rect Size3 */ -#define HDMI_HTOP1_HTOP_DCL_RECT_START4 0x013C /* Deep Color:Rect Start4 */ -#define HDMI_HTOP1_HTOP_DCL_RECT_SIZE4 0x0140 /* Deep Color:Rect Size4 */ -#define HDMI_HTOP1_HTOP_DCL_FIL_PARA_Y1_1 0x0144 /* Deep Color:Fil Para Y1_1 */ -#define HDMI_HTOP1_HTOP_DCL_FIL_PARA_Y1_2 0x0148 /* Deep Color:Fil Para Y1_2 */ -#define HDMI_HTOP1_HTOP_DCL_FIL_PARA_CB1_1 0x014C /* Deep Color:Fil Para CB1_1 */ -#define HDMI_HTOP1_HTOP_DCL_FIL_PARA_CB1_2 0x0150 /* Deep Color:Fil Para CB1_2 */ -#define HDMI_HTOP1_HTOP_DCL_FIL_PARA_CR1_1 0x0154 /* Deep Color:Fil Para CR1_1 */ -#define HDMI_HTOP1_HTOP_DCL_FIL_PARA_CR1_2 0x0158 /* Deep Color:Fil Para CR1_2 */ -#define HDMI_HTOP1_HTOP_DCL_FIL_PARA_Y2_1 0x015C /* Deep Color:Fil Para Y2_1 */ -#define HDMI_HTOP1_HTOP_DCL_FIL_PARA_Y2_2 0x0160 /* Deep Color:Fil Para Y2_2 */ -#define HDMI_HTOP1_HTOP_DCL_FIL_PARA_CB2_1 0x0164 /* Deep Color:Fil Para CB2_1 */ -#define HDMI_HTOP1_HTOP_DCL_FIL_PARA_CB2_2 0x0168 /* Deep Color:Fil Para CB2_2 */ -#define HDMI_HTOP1_HTOP_DCL_FIL_PARA_CR2_1 0x016C /* Deep Color:Fil Para CR2_1 */ -#define HDMI_HTOP1_HTOP_DCL_FIL_PARA_CR2_2 0x0170 /* Deep Color:Fil Para CR2_2 */ -#define HDMI_HTOP1_HTOP_DCL_COR_PARA_Y1 0x0174 /* Deep Color:Cor Para Y1 */ -#define HDMI_HTOP1_HTOP_DCL_COR_PARA_CB1 0x0178 /* Deep Color:Cor Para CB1 */ -#define HDMI_HTOP1_HTOP_DCL_COR_PARA_CR1 0x017C /* Deep Color:Cor Para CR1 */ -#define HDMI_HTOP1_HTOP_DCL_COR_PARA_Y2 0x0180 /* Deep Color:Cor Para Y2 */ -#define HDMI_HTOP1_HTOP_DCL_COR_PARA_CB2 0x0184 /* Deep Color:Cor Para CB2 */ -#define HDMI_HTOP1_HTOP_DCL_COR_PARA_CR2 0x0188 /* Deep Color:Cor Para CR2 */ -#define HDMI_HTOP1_EDID_DATA_READ 0x0200 /* EDID Data Read 128Byte:0x03FC */ - -enum hotplug_state { - HDMI_HOTPLUG_DISCONNECTED, - HDMI_HOTPLUG_CONNECTED, - HDMI_HOTPLUG_EDID_DONE, -}; - -struct sh_hdmi { - struct sh_mobile_lcdc_entity entity; - - void __iomem *base; - void __iomem *htop1; - enum hotplug_state hp_state; /* hot-plug status */ - u8 preprogrammed_vic; /* use a pre-programmed VIC or - the external mode */ - u8 edid_block_addr; - u8 edid_segment_nr; - u8 edid_blocks; - int irq; - struct clk *hdmi_clk; - struct device *dev; - struct delayed_work edid_work; - struct fb_videomode mode; - struct fb_monspecs monspec; - - /* register access functions */ - void (*write)(struct sh_hdmi *hdmi, u8 data, u8 reg); - u8 (*read)(struct sh_hdmi *hdmi, u8 reg); -}; - -#define entity_to_sh_hdmi(e) container_of(e, struct sh_hdmi, entity) - -static void __hdmi_write8(struct sh_hdmi *hdmi, u8 data, u8 reg) -{ - iowrite8(data, hdmi->base + reg); -} - -static u8 __hdmi_read8(struct sh_hdmi *hdmi, u8 reg) -{ - return ioread8(hdmi->base + reg); -} - -static void __hdmi_write32(struct sh_hdmi *hdmi, u8 data, u8 reg) -{ - iowrite32((u32)data, hdmi->base + (reg * 4)); - udelay(100); -} - -static u8 __hdmi_read32(struct sh_hdmi *hdmi, u8 reg) -{ - return (u8)ioread32(hdmi->base + (reg * 4)); -} - -static void hdmi_write(struct sh_hdmi *hdmi, u8 data, u8 reg) -{ - hdmi->write(hdmi, data, reg); -} - -static u8 hdmi_read(struct sh_hdmi *hdmi, u8 reg) -{ - return hdmi->read(hdmi, reg); -} - -static void hdmi_bit_set(struct sh_hdmi *hdmi, u8 mask, u8 data, u8 reg) -{ - u8 val = hdmi_read(hdmi, reg); - - val &= ~mask; - val |= (data & mask); - - hdmi_write(hdmi, val, reg); -} - -static void hdmi_htop1_write(struct sh_hdmi *hdmi, u32 data, u32 reg) -{ - iowrite32(data, hdmi->htop1 + reg); - udelay(100); -} - -static u32 hdmi_htop1_read(struct sh_hdmi *hdmi, u32 reg) -{ - return ioread32(hdmi->htop1 + reg); -} - -/* - * HDMI sound - */ -static unsigned int sh_hdmi_snd_read(struct snd_soc_codec *codec, - unsigned int reg) -{ - struct sh_hdmi *hdmi = snd_soc_codec_get_drvdata(codec); - - return hdmi_read(hdmi, reg); -} - -static int sh_hdmi_snd_write(struct snd_soc_codec *codec, - unsigned int reg, - unsigned int value) -{ - struct sh_hdmi *hdmi = snd_soc_codec_get_drvdata(codec); - - hdmi_write(hdmi, value, reg); - return 0; -} - -static struct snd_soc_dai_driver sh_hdmi_dai = { - .name = "sh_mobile_hdmi-hifi", - .playback = { - .stream_name = "Playback", - .channels_min = 2, - .channels_max = 8, - .rates = SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | - SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | - SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 | - SNDRV_PCM_RATE_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, - }, -}; - -static int sh_hdmi_snd_probe(struct snd_soc_codec *codec) -{ - dev_info(codec->dev, "SH Mobile HDMI Audio Codec"); - - return 0; -} - -static struct snd_soc_codec_driver soc_codec_dev_sh_hdmi = { - .probe = sh_hdmi_snd_probe, - .read = sh_hdmi_snd_read, - .write = sh_hdmi_snd_write, -}; - -/* - * HDMI video - */ - -/* External video parameter settings */ -static void sh_hdmi_external_video_param(struct sh_hdmi *hdmi) -{ - struct fb_videomode *mode = &hdmi->mode; - u16 htotal, hblank, hdelay, vtotal, vblank, vdelay, voffset; - u8 sync = 0; - - htotal = mode->xres + mode->right_margin + mode->left_margin - + mode->hsync_len; - hdelay = mode->hsync_len + mode->left_margin; - hblank = mode->right_margin + hdelay; - - /* - * Vertical timing looks a bit different in Figure 18, - * but let's try the same first by setting offset = 0 - */ - vtotal = mode->yres + mode->upper_margin + mode->lower_margin - + mode->vsync_len; - vdelay = mode->vsync_len + mode->upper_margin; - vblank = mode->lower_margin + vdelay; - voffset = min(mode->upper_margin / 2, 6U); - - /* - * [3]: VSYNC polarity: Positive - * [2]: HSYNC polarity: Positive - * [1]: Interlace/Progressive: Progressive - * [0]: External video settings enable: used. - */ - if (mode->sync & FB_SYNC_HOR_HIGH_ACT) - sync |= 4; - if (mode->sync & FB_SYNC_VERT_HIGH_ACT) - sync |= 8; - - dev_dbg(hdmi->dev, "H: %u, %u, %u, %u; V: %u, %u, %u, %u; sync 0x%x\n", - htotal, hblank, hdelay, mode->hsync_len, - vtotal, vblank, vdelay, mode->vsync_len, sync); - - hdmi_write(hdmi, sync | (voffset << 4), HDMI_EXTERNAL_VIDEO_PARAM_SETTINGS); - - hdmi_write(hdmi, htotal, HDMI_EXTERNAL_H_TOTAL_7_0); - hdmi_write(hdmi, htotal >> 8, HDMI_EXTERNAL_H_TOTAL_11_8); - - hdmi_write(hdmi, hblank, HDMI_EXTERNAL_H_BLANK_7_0); - hdmi_write(hdmi, hblank >> 8, HDMI_EXTERNAL_H_BLANK_9_8); - - hdmi_write(hdmi, hdelay, HDMI_EXTERNAL_H_DELAY_7_0); - hdmi_write(hdmi, hdelay >> 8, HDMI_EXTERNAL_H_DELAY_9_8); - - hdmi_write(hdmi, mode->hsync_len, HDMI_EXTERNAL_H_DURATION_7_0); - hdmi_write(hdmi, mode->hsync_len >> 8, HDMI_EXTERNAL_H_DURATION_9_8); - - hdmi_write(hdmi, vtotal, HDMI_EXTERNAL_V_TOTAL_7_0); - hdmi_write(hdmi, vtotal >> 8, HDMI_EXTERNAL_V_TOTAL_9_8); - - hdmi_write(hdmi, vblank, HDMI_EXTERNAL_V_BLANK); - - hdmi_write(hdmi, vdelay, HDMI_EXTERNAL_V_DELAY); - - hdmi_write(hdmi, mode->vsync_len, HDMI_EXTERNAL_V_DURATION); - - /* Set bit 0 of HDMI_EXTERNAL_VIDEO_PARAM_SETTINGS here for external mode */ - if (!hdmi->preprogrammed_vic) - hdmi_write(hdmi, sync | 1 | (voffset << 4), - HDMI_EXTERNAL_VIDEO_PARAM_SETTINGS); -} - -/** - * sh_hdmi_video_config() - */ -static void sh_hdmi_video_config(struct sh_hdmi *hdmi) -{ - /* - * [7:4]: Audio sampling frequency: 48kHz - * [3:1]: Input video format: RGB and YCbCr 4:4:4 (Y on Green) - * [0]: Internal/External DE select: internal - */ - hdmi_write(hdmi, 0x20, HDMI_AUDIO_VIDEO_SETTING_1); - - /* - * [7:6]: Video output format: RGB 4:4:4 - * [5:4]: Input video data width: 8 bit - * [3:1]: EAV/SAV location: channel 1 - * [0]: Video input color space: RGB - */ - hdmi_write(hdmi, 0x34, HDMI_VIDEO_SETTING_1); - - /* - * [7:6]: Together with bit [6] of HDMI_AUDIO_VIDEO_SETTING_2, which is - * left at 0 by default, this configures 24bpp and sets the Color Depth - * (CD) field in the General Control Packet - */ - hdmi_write(hdmi, 0x20, HDMI_DEEP_COLOR_MODES); -} - -/** - * sh_hdmi_audio_config() - */ -static void sh_hdmi_audio_config(struct sh_hdmi *hdmi) -{ - u8 data; - struct sh_mobile_hdmi_info *pdata = dev_get_platdata(hdmi->dev); - - /* - * [7:4] L/R data swap control - * [3:0] appropriate N[19:16] - */ - hdmi_write(hdmi, 0x00, HDMI_L_R_DATA_SWAP_CTRL_RPKT); - /* appropriate N[15:8] */ - hdmi_write(hdmi, 0x18, HDMI_20_BIT_N_FOR_AUDIO_RPKT_15_8); - /* appropriate N[7:0] */ - hdmi_write(hdmi, 0x00, HDMI_20_BIT_N_FOR_AUDIO_RPKT_7_0); - - /* [7:4] 48 kHz SPDIF not used */ - hdmi_write(hdmi, 0x20, HDMI_SPDIF_AUDIO_SAMP_FREQ_CTS); - - /* - * [6:5] set required down sampling rate if required - * [4:3] set required audio source - */ - switch (pdata->flags & HDMI_SND_SRC_MASK) { - default: - /* fall through */ - case HDMI_SND_SRC_I2S: - data = 0x0 << 3; - break; - case HDMI_SND_SRC_SPDIF: - data = 0x1 << 3; - break; - case HDMI_SND_SRC_DSD: - data = 0x2 << 3; - break; - case HDMI_SND_SRC_HBR: - data = 0x3 << 3; - break; - } - hdmi_write(hdmi, data, HDMI_AUDIO_SETTING_1); - - /* [3:0] set sending channel number for channel status */ - hdmi_write(hdmi, 0x40, HDMI_AUDIO_SETTING_2); - - /* - * [5:2] set valid I2S source input pin - * [1:0] set input I2S source mode - */ - hdmi_write(hdmi, 0x04, HDMI_I2S_AUDIO_SET); - - /* [7:4] set valid DSD source input pin */ - hdmi_write(hdmi, 0x00, HDMI_DSD_AUDIO_SET); - - /* [7:0] set appropriate I2S input pin swap settings if required */ - hdmi_write(hdmi, 0x00, HDMI_I2S_INPUT_PIN_SWAP); - - /* - * [7] set validity bit for channel status - * [3:0] set original sample frequency for channel status - */ - hdmi_write(hdmi, 0x00, HDMI_AUDIO_STATUS_BITS_SETTING_1); - - /* - * [7] set value for channel status - * [6] set value for channel status - * [5] set copyright bit for channel status - * [4:2] set additional information for channel status - * [1:0] set clock accuracy for channel status - */ - hdmi_write(hdmi, 0x00, HDMI_AUDIO_STATUS_BITS_SETTING_2); - - /* [7:0] set category code for channel status */ - hdmi_write(hdmi, 0x00, HDMI_CATEGORY_CODE); - - /* - * [7:4] set source number for channel status - * [3:0] set word length for channel status - */ - hdmi_write(hdmi, 0x00, HDMI_SOURCE_NUM_AUDIO_WORD_LEN); - - /* [7:4] set sample frequency for channel status */ - hdmi_write(hdmi, 0x20, HDMI_AUDIO_VIDEO_SETTING_1); -} - -/** - * sh_hdmi_phy_config() - configure the HDMI PHY for the used video mode - */ -static void sh_hdmi_phy_config(struct sh_hdmi *hdmi) -{ - if (hdmi->mode.pixclock < 10000) { - /* for 1080p8bit 148MHz */ - hdmi_write(hdmi, 0x1d, HDMI_SLIPHDMIT_PARAM_SETTINGS_1); - hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_2); - hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_3); - hdmi_write(hdmi, 0x4c, HDMI_SLIPHDMIT_PARAM_SETTINGS_5); - hdmi_write(hdmi, 0x1e, HDMI_SLIPHDMIT_PARAM_SETTINGS_6); - hdmi_write(hdmi, 0x48, HDMI_SLIPHDMIT_PARAM_SETTINGS_7); - hdmi_write(hdmi, 0x0e, HDMI_SLIPHDMIT_PARAM_SETTINGS_8); - hdmi_write(hdmi, 0x25, HDMI_SLIPHDMIT_PARAM_SETTINGS_9); - hdmi_write(hdmi, 0x04, HDMI_SLIPHDMIT_PARAM_SETTINGS_10); - } else if (hdmi->mode.pixclock < 30000) { - /* 720p, 8bit, 74.25MHz. Might need to be adjusted for other formats */ - /* - * [1:0] Speed_A - * [3:2] Speed_B - * [4] PLLA_Bypass - * [6] DRV_TEST_EN - * [7] DRV_TEST_IN - */ - hdmi_write(hdmi, 0x0f, HDMI_SLIPHDMIT_PARAM_SETTINGS_1); - /* PLLB_CONFIG[17], PLLA_CONFIG[17] - not in PHY datasheet */ - hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_2); - /* - * [2:0] BGR_I_OFFSET - * [6:4] BGR_V_OFFSET - */ - hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_3); - /* PLLA_CONFIG[7:0]: VCO gain, VCO offset, LPF resistance[0] */ - hdmi_write(hdmi, 0x44, HDMI_SLIPHDMIT_PARAM_SETTINGS_5); - /* - * PLLA_CONFIG[15:8]: regulator voltage[0], CP current, - * LPF capacitance, LPF resistance[1] - */ - hdmi_write(hdmi, 0x32, HDMI_SLIPHDMIT_PARAM_SETTINGS_6); - /* PLLB_CONFIG[7:0]: LPF resistance[0], VCO offset, VCO gain */ - hdmi_write(hdmi, 0x4A, HDMI_SLIPHDMIT_PARAM_SETTINGS_7); - /* - * PLLB_CONFIG[15:8]: regulator voltage[0], CP current, - * LPF capacitance, LPF resistance[1] - */ - hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_8); - /* DRV_CONFIG, PE_CONFIG */ - hdmi_write(hdmi, 0x25, HDMI_SLIPHDMIT_PARAM_SETTINGS_9); - /* - * [2:0] AMON_SEL (4 == LPF voltage) - * [4] PLLA_CONFIG[16] - * [5] PLLB_CONFIG[16] - */ - hdmi_write(hdmi, 0x04, HDMI_SLIPHDMIT_PARAM_SETTINGS_10); - } else { - /* for 480p8bit 27MHz */ - hdmi_write(hdmi, 0x19, HDMI_SLIPHDMIT_PARAM_SETTINGS_1); - hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_2); - hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_3); - hdmi_write(hdmi, 0x44, HDMI_SLIPHDMIT_PARAM_SETTINGS_5); - hdmi_write(hdmi, 0x32, HDMI_SLIPHDMIT_PARAM_SETTINGS_6); - hdmi_write(hdmi, 0x48, HDMI_SLIPHDMIT_PARAM_SETTINGS_7); - hdmi_write(hdmi, 0x0F, HDMI_SLIPHDMIT_PARAM_SETTINGS_8); - hdmi_write(hdmi, 0x20, HDMI_SLIPHDMIT_PARAM_SETTINGS_9); - hdmi_write(hdmi, 0x04, HDMI_SLIPHDMIT_PARAM_SETTINGS_10); - } -} - -/** - * sh_hdmi_avi_infoframe_setup() - Auxiliary Video Information InfoFrame CONTROL PACKET - */ -static void sh_hdmi_avi_infoframe_setup(struct sh_hdmi *hdmi) -{ - u8 vic; - - /* AVI InfoFrame */ - hdmi_write(hdmi, 0x06, HDMI_CTRL_PKT_BUF_INDEX); - - /* Packet Type = 0x82 */ - hdmi_write(hdmi, 0x82, HDMI_CTRL_PKT_BUF_ACCESS_HB0); - - /* Version = 0x02 */ - hdmi_write(hdmi, 0x02, HDMI_CTRL_PKT_BUF_ACCESS_HB1); - - /* Length = 13 (0x0D) */ - hdmi_write(hdmi, 0x0D, HDMI_CTRL_PKT_BUF_ACCESS_HB2); - - /* N. A. Checksum */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB0); - - /* - * Y = RGB - * A0 = No Data - * B = Bar Data not valid - * S = No Data - */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB1); - - /* - * [7:6] C = Colorimetry: no data - * [5:4] M = 2: 16:9, 1: 4:3 Picture Aspect Ratio - * [3:0] R = 8: Active Frame Aspect Ratio: same as picture aspect ratio - */ - hdmi_write(hdmi, 0x28, HDMI_CTRL_PKT_BUF_ACCESS_PB2); - - /* - * ITC = No Data - * EC = xvYCC601 - * Q = Default (depends on video format) - * SC = No Known non_uniform Scaling - */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB3); - - /* - * VIC should be ignored if external config is used, so, we could just use 0, - * but play safe and use a valid value in any case just in case - */ - if (hdmi->preprogrammed_vic) - vic = hdmi->preprogrammed_vic; - else - vic = 4; - hdmi_write(hdmi, vic, HDMI_CTRL_PKT_BUF_ACCESS_PB4); - - /* PR = No Repetition */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB5); - - /* Line Number of End of Top Bar (lower 8 bits) */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB6); - - /* Line Number of End of Top Bar (upper 8 bits) */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB7); - - /* Line Number of Start of Bottom Bar (lower 8 bits) */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB8); - - /* Line Number of Start of Bottom Bar (upper 8 bits) */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB9); - - /* Pixel Number of End of Left Bar (lower 8 bits) */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB10); - - /* Pixel Number of End of Left Bar (upper 8 bits) */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB11); - - /* Pixel Number of Start of Right Bar (lower 8 bits) */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB12); - - /* Pixel Number of Start of Right Bar (upper 8 bits) */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB13); -} - -/** - * sh_hdmi_audio_infoframe_setup() - Audio InfoFrame of CONTROL PACKET - */ -static void sh_hdmi_audio_infoframe_setup(struct sh_hdmi *hdmi) -{ - /* Audio InfoFrame */ - hdmi_write(hdmi, 0x08, HDMI_CTRL_PKT_BUF_INDEX); - - /* Packet Type = 0x84 */ - hdmi_write(hdmi, 0x84, HDMI_CTRL_PKT_BUF_ACCESS_HB0); - - /* Version Number = 0x01 */ - hdmi_write(hdmi, 0x01, HDMI_CTRL_PKT_BUF_ACCESS_HB1); - - /* 0 Length = 10 (0x0A) */ - hdmi_write(hdmi, 0x0A, HDMI_CTRL_PKT_BUF_ACCESS_HB2); - - /* n. a. Checksum */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB0); - - /* Audio Channel Count = Refer to Stream Header */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB1); - - /* Refer to Stream Header */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB2); - - /* Format depends on coding type (i.e. CT0...CT3) */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB3); - - /* Speaker Channel Allocation = Front Right + Front Left */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB4); - - /* Level Shift Value = 0 dB, Down - mix is permitted or no information */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB5); - - /* Reserved (0) */ - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB6); - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB7); - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB8); - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB9); - hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB10); -} - -/** - * sh_hdmi_configure() - Initialise HDMI for output - */ -static void sh_hdmi_configure(struct sh_hdmi *hdmi) -{ - /* Configure video format */ - sh_hdmi_video_config(hdmi); - - /* Configure audio format */ - sh_hdmi_audio_config(hdmi); - - /* Configure PHY */ - sh_hdmi_phy_config(hdmi); - - /* Auxiliary Video Information (AVI) InfoFrame */ - sh_hdmi_avi_infoframe_setup(hdmi); - - /* Audio InfoFrame */ - sh_hdmi_audio_infoframe_setup(hdmi); - - /* - * Control packet auto send with VSYNC control: auto send - * General control, Gamut metadata, ISRC, and ACP packets - */ - hdmi_write(hdmi, 0x8E, HDMI_CTRL_PKT_AUTO_SEND); - - /* FIXME */ - msleep(10); - - /* PS mode b->d, reset PLLA and PLLB */ - hdmi_bit_set(hdmi, 0xFC, 0x4C, HDMI_SYSTEM_CTRL); - - udelay(10); - - hdmi_bit_set(hdmi, 0xFC, 0x40, HDMI_SYSTEM_CTRL); -} - -static unsigned long sh_hdmi_rate_error(struct sh_hdmi *hdmi, - const struct fb_videomode *mode, - unsigned long *hdmi_rate, unsigned long *parent_rate) -{ - unsigned long target = PICOS2KHZ(mode->pixclock) * 1000, rate_error; - struct sh_mobile_hdmi_info *pdata = dev_get_platdata(hdmi->dev); - - *hdmi_rate = clk_round_rate(hdmi->hdmi_clk, target); - if ((long)*hdmi_rate < 0) - *hdmi_rate = clk_get_rate(hdmi->hdmi_clk); - - rate_error = (long)*hdmi_rate > 0 ? abs(*hdmi_rate - target) : ULONG_MAX; - if (rate_error && pdata->clk_optimize_parent) - rate_error = pdata->clk_optimize_parent(target, hdmi_rate, parent_rate); - else if (clk_get_parent(hdmi->hdmi_clk)) - *parent_rate = clk_get_rate(clk_get_parent(hdmi->hdmi_clk)); - - dev_dbg(hdmi->dev, "%u-%u-%u-%u x %u-%u-%u-%u\n", - mode->left_margin, mode->xres, - mode->right_margin, mode->hsync_len, - mode->upper_margin, mode->yres, - mode->lower_margin, mode->vsync_len); - - dev_dbg(hdmi->dev, "\t@%lu(+/-%lu)Hz, e=%lu / 1000, r=%uHz, p=%luHz\n", target, - rate_error, rate_error ? 10000 / (10 * target / rate_error) : 0, - mode->refresh, *parent_rate); - - return rate_error; -} - -static int sh_hdmi_read_edid(struct sh_hdmi *hdmi, unsigned long *hdmi_rate, - unsigned long *parent_rate) -{ - struct sh_mobile_lcdc_chan *ch = hdmi->entity.lcdc; - const struct fb_videomode *mode, *found = NULL; - unsigned int f_width = 0, f_height = 0, f_refresh = 0; - unsigned long found_rate_error = ULONG_MAX; /* silly compiler... */ - bool scanning = false, preferred_bad = false; - bool use_edid_mode = false; - u8 edid[128]; - char *forced; - int i; - - /* Read EDID */ - dev_dbg(hdmi->dev, "Read back EDID code:"); - for (i = 0; i < 128; i++) { - edid[i] = (hdmi->htop1) ? - (u8)hdmi_htop1_read(hdmi, HDMI_HTOP1_EDID_DATA_READ + (i * 4)) : - hdmi_read(hdmi, HDMI_EDID_KSV_FIFO_ACCESS_WINDOW); -#ifdef DEBUG - if ((i % 16) == 0) { - printk(KERN_CONT "\n"); - printk(KERN_DEBUG "%02X | %02X", i, edid[i]); - } else { - printk(KERN_CONT " %02X", edid[i]); - } -#endif - } -#ifdef DEBUG - printk(KERN_CONT "\n"); -#endif - - if (!hdmi->edid_blocks) { - fb_edid_to_monspecs(edid, &hdmi->monspec); - hdmi->edid_blocks = edid[126] + 1; - - dev_dbg(hdmi->dev, "%d main modes, %d extension blocks\n", - hdmi->monspec.modedb_len, hdmi->edid_blocks - 1); - } else { - dev_dbg(hdmi->dev, "Extension %u detected, DTD start %u\n", - edid[0], edid[2]); - fb_edid_add_monspecs(edid, &hdmi->monspec); - } - - if (hdmi->edid_blocks > hdmi->edid_segment_nr * 2 + - (hdmi->edid_block_addr >> 7) + 1) { - /* More blocks to read */ - if (hdmi->edid_block_addr) { - hdmi->edid_block_addr = 0; - hdmi->edid_segment_nr++; - } else { - hdmi->edid_block_addr = 0x80; - } - /* Set EDID word address */ - hdmi_write(hdmi, hdmi->edid_block_addr, HDMI_EDID_WORD_ADDRESS); - /* Enable EDID interrupt */ - hdmi_write(hdmi, 0xC6, HDMI_INTERRUPT_MASK_1); - /* Set EDID segment pointer - starts reading EDID */ - hdmi_write(hdmi, hdmi->edid_segment_nr, HDMI_EDID_SEGMENT_POINTER); - return -EAGAIN; - } - - /* All E-EDID blocks ready */ - dev_dbg(hdmi->dev, "%d main and extended modes\n", hdmi->monspec.modedb_len); - - fb_get_options("sh_mobile_lcdc", &forced); - if (forced && *forced) { - /* Only primitive parsing so far */ - i = sscanf(forced, "%ux%u@%u", - &f_width, &f_height, &f_refresh); - if (i < 2) { - f_width = 0; - f_height = 0; - } else { - /* The user wants us to use the EDID data */ - scanning = true; - } - dev_dbg(hdmi->dev, "Forced mode %ux%u@%uHz\n", - f_width, f_height, f_refresh); - } - - /* Walk monitor modes to find the best or the exact match */ - for (i = 0, mode = hdmi->monspec.modedb; - i < hdmi->monspec.modedb_len && scanning; - i++, mode++) { - unsigned long rate_error; - - if (!f_width && !f_height) { - /* - * A parameter string "video=sh_mobile_lcdc:0x0" means - * use the preferred EDID mode. If it is rejected by - * .fb_check_var(), keep looking, until an acceptable - * one is found. - */ - if ((mode->flag & FB_MODE_IS_FIRST) || preferred_bad) - scanning = false; - else - continue; - } else if (f_width != mode->xres || f_height != mode->yres) { - /* No interest in unmatching modes */ - continue; - } - - rate_error = sh_hdmi_rate_error(hdmi, mode, hdmi_rate, parent_rate); - - if (scanning) { - if (f_refresh == mode->refresh || (!f_refresh && !rate_error)) - /* - * Exact match if either the refresh rate - * matches or it hasn't been specified and we've - * found a mode, for which we can configure the - * clock precisely - */ - scanning = false; - else if (found && found_rate_error <= rate_error) - /* - * We otherwise search for the closest matching - * clock rate - either if no refresh rate has - * been specified or we cannot find an exactly - * matching one - */ - continue; - } - - /* Check if supported: sufficient fb memory, supported clock-rate */ - if (ch && ch->notify && - ch->notify(ch, SH_MOBILE_LCDC_EVENT_DISPLAY_MODE, mode, - NULL)) { - scanning = true; - preferred_bad = true; - continue; - } - - found = mode; - found_rate_error = rate_error; - use_edid_mode = true; - } - - /* - * TODO 1: if no default mode is present, postpone running the config - * until after the LCDC channel is initialized. - * TODO 2: consider registering the HDMI platform device from the LCDC - * driver. - */ - if (!found && hdmi->entity.def_mode.xres != 0) { - found = &hdmi->entity.def_mode; - found_rate_error = sh_hdmi_rate_error(hdmi, found, hdmi_rate, - parent_rate); - } - - /* No cookie today */ - if (!found) - return -ENXIO; - - if (found->xres == 640 && found->yres == 480 && found->refresh == 60) - hdmi->preprogrammed_vic = 1; - else if (found->xres == 720 && found->yres == 480 && found->refresh == 60) - hdmi->preprogrammed_vic = 2; - else if (found->xres == 720 && found->yres == 576 && found->refresh == 50) - hdmi->preprogrammed_vic = 17; - else if (found->xres == 1280 && found->yres == 720 && found->refresh == 60) - hdmi->preprogrammed_vic = 4; - else if (found->xres == 1920 && found->yres == 1080 && found->refresh == 24) - hdmi->preprogrammed_vic = 32; - else if (found->xres == 1920 && found->yres == 1080 && found->refresh == 50) - hdmi->preprogrammed_vic = 31; - else if (found->xres == 1920 && found->yres == 1080 && found->refresh == 60) - hdmi->preprogrammed_vic = 16; - else - hdmi->preprogrammed_vic = 0; - - dev_dbg(hdmi->dev, "Using %s %s mode %ux%u@%uHz (%luHz), " - "clock error %luHz\n", use_edid_mode ? "EDID" : "default", - hdmi->preprogrammed_vic ? "VIC" : "external", found->xres, - found->yres, found->refresh, PICOS2KHZ(found->pixclock) * 1000, - found_rate_error); - - hdmi->mode = *found; - sh_hdmi_external_video_param(hdmi); - - return 0; -} - -static irqreturn_t sh_hdmi_hotplug(int irq, void *dev_id) -{ - struct sh_hdmi *hdmi = dev_id; - u8 status1, status2, mask1, mask2; - - /* mode_b and PLLA and PLLB reset */ - hdmi_bit_set(hdmi, 0xFC, 0x2C, HDMI_SYSTEM_CTRL); - - /* How long shall reset be held? */ - udelay(10); - - /* mode_b and PLLA and PLLB reset release */ - hdmi_bit_set(hdmi, 0xFC, 0x20, HDMI_SYSTEM_CTRL); - - status1 = hdmi_read(hdmi, HDMI_INTERRUPT_STATUS_1); - status2 = hdmi_read(hdmi, HDMI_INTERRUPT_STATUS_2); - - mask1 = hdmi_read(hdmi, HDMI_INTERRUPT_MASK_1); - mask2 = hdmi_read(hdmi, HDMI_INTERRUPT_MASK_2); - - /* Correct would be to ack only set bits, but the datasheet requires 0xff */ - hdmi_write(hdmi, 0xFF, HDMI_INTERRUPT_STATUS_1); - hdmi_write(hdmi, 0xFF, HDMI_INTERRUPT_STATUS_2); - - if (printk_ratelimit()) - dev_dbg(hdmi->dev, "IRQ #%d: Status #1: 0x%x & 0x%x, #2: 0x%x & 0x%x\n", - irq, status1, mask1, status2, mask2); - - if (!((status1 & mask1) | (status2 & mask2))) { - return IRQ_NONE; - } else if (status1 & 0xc0) { - u8 msens; - - /* Datasheet specifies 10ms... */ - udelay(500); - - msens = hdmi_read(hdmi, HDMI_HOT_PLUG_MSENS_STATUS); - dev_dbg(hdmi->dev, "MSENS 0x%x\n", msens); - /* Check, if hot plug & MSENS pin status are both high */ - if ((msens & 0xC0) == 0xC0) { - /* Display plug in */ - hdmi->edid_segment_nr = 0; - hdmi->edid_block_addr = 0; - hdmi->edid_blocks = 0; - hdmi->hp_state = HDMI_HOTPLUG_CONNECTED; - - /* Set EDID word address */ - hdmi_write(hdmi, 0x00, HDMI_EDID_WORD_ADDRESS); - /* Enable EDID interrupt */ - hdmi_write(hdmi, 0xC6, HDMI_INTERRUPT_MASK_1); - /* Set EDID segment pointer - starts reading EDID */ - hdmi_write(hdmi, 0x00, HDMI_EDID_SEGMENT_POINTER); - } else if (!(status1 & 0x80)) { - /* Display unplug, beware multiple interrupts */ - if (hdmi->hp_state != HDMI_HOTPLUG_DISCONNECTED) { - hdmi->hp_state = HDMI_HOTPLUG_DISCONNECTED; - schedule_delayed_work(&hdmi->edid_work, 0); - } - /* display_off will switch back to mode_a */ - } - } else if (status1 & 2) { - /* EDID error interrupt: retry */ - /* Set EDID word address */ - hdmi_write(hdmi, hdmi->edid_block_addr, HDMI_EDID_WORD_ADDRESS); - /* Set EDID segment pointer */ - hdmi_write(hdmi, hdmi->edid_segment_nr, HDMI_EDID_SEGMENT_POINTER); - } else if (status1 & 4) { - /* Disable EDID interrupt */ - hdmi_write(hdmi, 0xC0, HDMI_INTERRUPT_MASK_1); - schedule_delayed_work(&hdmi->edid_work, msecs_to_jiffies(10)); - } - - return IRQ_HANDLED; -} - -static int sh_hdmi_display_on(struct sh_mobile_lcdc_entity *entity) -{ - struct sh_hdmi *hdmi = entity_to_sh_hdmi(entity); - - dev_dbg(hdmi->dev, "%s(%p): state %x\n", __func__, hdmi, - hdmi->hp_state); - - /* - * hp_state can be set to - * HDMI_HOTPLUG_DISCONNECTED: on monitor unplug - * HDMI_HOTPLUG_CONNECTED: on monitor plug-in - * HDMI_HOTPLUG_EDID_DONE: on EDID read completion - */ - if (hdmi->hp_state == HDMI_HOTPLUG_EDID_DONE) { - /* PS mode d->e. All functions are active */ - hdmi_bit_set(hdmi, 0xFC, 0x80, HDMI_SYSTEM_CTRL); - dev_dbg(hdmi->dev, "HDMI running\n"); - } - - return hdmi->hp_state == HDMI_HOTPLUG_DISCONNECTED - ? SH_MOBILE_LCDC_DISPLAY_DISCONNECTED - : SH_MOBILE_LCDC_DISPLAY_CONNECTED; -} - -static void sh_hdmi_display_off(struct sh_mobile_lcdc_entity *entity) -{ - struct sh_hdmi *hdmi = entity_to_sh_hdmi(entity); - - dev_dbg(hdmi->dev, "%s(%p)\n", __func__, hdmi); - /* PS mode e->a */ - hdmi_bit_set(hdmi, 0xFC, 0x10, HDMI_SYSTEM_CTRL); -} - -static const struct sh_mobile_lcdc_entity_ops sh_hdmi_ops = { - .display_on = sh_hdmi_display_on, - .display_off = sh_hdmi_display_off, -}; - -/** - * sh_hdmi_clk_configure() - set HDMI clock frequency and enable the clock - * @hdmi: driver context - * @hdmi_rate: HDMI clock frequency in Hz - * @parent_rate: if != 0 - set parent clock rate for optimal precision - * return: configured positive rate if successful - * 0 if couldn't set the rate, but managed to enable the - * clock, negative error, if couldn't enable the clock - */ -static long sh_hdmi_clk_configure(struct sh_hdmi *hdmi, unsigned long hdmi_rate, - unsigned long parent_rate) -{ - int ret; - - if (parent_rate && clk_get_parent(hdmi->hdmi_clk)) { - ret = clk_set_rate(clk_get_parent(hdmi->hdmi_clk), parent_rate); - if (ret < 0) { - dev_warn(hdmi->dev, "Cannot set parent rate %ld: %d\n", parent_rate, ret); - hdmi_rate = clk_round_rate(hdmi->hdmi_clk, hdmi_rate); - } else { - dev_dbg(hdmi->dev, "HDMI set parent frequency %lu\n", parent_rate); - } - } - - ret = clk_set_rate(hdmi->hdmi_clk, hdmi_rate); - if (ret < 0) { - dev_warn(hdmi->dev, "Cannot set rate %ld: %d\n", hdmi_rate, ret); - hdmi_rate = 0; - } else { - dev_dbg(hdmi->dev, "HDMI set frequency %lu\n", hdmi_rate); - } - - return hdmi_rate; -} - -/* Hotplug interrupt occurred, read EDID */ -static void sh_hdmi_edid_work_fn(struct work_struct *work) -{ - struct sh_hdmi *hdmi = container_of(work, struct sh_hdmi, edid_work.work); - struct sh_mobile_lcdc_chan *ch = hdmi->entity.lcdc; - int ret; - - dev_dbg(hdmi->dev, "%s(%p): begin, hotplug status %d\n", __func__, hdmi, - hdmi->hp_state); - - if (hdmi->hp_state == HDMI_HOTPLUG_CONNECTED) { - unsigned long parent_rate = 0, hdmi_rate; - - ret = sh_hdmi_read_edid(hdmi, &hdmi_rate, &parent_rate); - if (ret < 0) - goto out; - - hdmi->hp_state = HDMI_HOTPLUG_EDID_DONE; - - /* Reconfigure the clock */ - ret = sh_hdmi_clk_configure(hdmi, hdmi_rate, parent_rate); - if (ret < 0) - goto out; - - msleep(10); - sh_hdmi_configure(hdmi); - /* Switched to another (d) power-save mode */ - msleep(10); - - if (ch && ch->notify) - ch->notify(ch, SH_MOBILE_LCDC_EVENT_DISPLAY_CONNECT, - &hdmi->mode, &hdmi->monspec); - } else { - hdmi->monspec.modedb_len = 0; - fb_destroy_modedb(hdmi->monspec.modedb); - hdmi->monspec.modedb = NULL; - - if (ch && ch->notify) - ch->notify(ch, SH_MOBILE_LCDC_EVENT_DISPLAY_DISCONNECT, - NULL, NULL); - - ret = 0; - } - -out: - if (ret < 0 && ret != -EAGAIN) - hdmi->hp_state = HDMI_HOTPLUG_DISCONNECTED; - - dev_dbg(hdmi->dev, "%s(%p): end\n", __func__, hdmi); -} - -static void sh_hdmi_htop1_init(struct sh_hdmi *hdmi) -{ - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_HTOP_DCL_MODE); - hdmi_htop1_write(hdmi, 0x0000000b, 0x0010); - hdmi_htop1_write(hdmi, 0x00006710, HDMI_HTOP1_HTOP_DCL_FRC_MODE); - hdmi_htop1_write(hdmi, 0x01020406, HDMI_HTOP1_HTOP_DCL_FIL_PARA_Y1_1); - hdmi_htop1_write(hdmi, 0x07080806, HDMI_HTOP1_HTOP_DCL_FIL_PARA_Y1_2); - hdmi_htop1_write(hdmi, 0x01020406, HDMI_HTOP1_HTOP_DCL_FIL_PARA_CB1_1); - hdmi_htop1_write(hdmi, 0x07080806, HDMI_HTOP1_HTOP_DCL_FIL_PARA_CB1_2); - hdmi_htop1_write(hdmi, 0x01020406, HDMI_HTOP1_HTOP_DCL_FIL_PARA_CR1_1); - hdmi_htop1_write(hdmi, 0x07080806, HDMI_HTOP1_HTOP_DCL_FIL_PARA_CR1_2); - hdmi_htop1_write(hdmi, 0x01020406, HDMI_HTOP1_HTOP_DCL_FIL_PARA_Y2_1); - hdmi_htop1_write(hdmi, 0x07080806, HDMI_HTOP1_HTOP_DCL_FIL_PARA_Y2_2); - hdmi_htop1_write(hdmi, 0x01020406, HDMI_HTOP1_HTOP_DCL_FIL_PARA_CB2_1); - hdmi_htop1_write(hdmi, 0x07080806, HDMI_HTOP1_HTOP_DCL_FIL_PARA_CB2_2); - hdmi_htop1_write(hdmi, 0x01020406, HDMI_HTOP1_HTOP_DCL_FIL_PARA_CR2_1); - hdmi_htop1_write(hdmi, 0x07080806, HDMI_HTOP1_HTOP_DCL_FIL_PARA_CR2_2); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_HTOP_DCL_COR_PARA_Y1); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_HTOP_DCL_COR_PARA_CB1); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_HTOP_DCL_COR_PARA_CR1); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_HTOP_DCL_COR_PARA_Y2); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_HTOP_DCL_COR_PARA_CB2); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_HTOP_DCL_COR_PARA_CR2); - hdmi_htop1_write(hdmi, 0x00000008, HDMI_HTOP1_CURRENT); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_TISEMP0_1); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_TISEMP2_C); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_PHY_TEST_MODE); - hdmi_htop1_write(hdmi, 0x00000081, HDMI_HTOP1_TISIDRV); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_PLLBW); - hdmi_htop1_write(hdmi, 0x0000000f, HDMI_HTOP1_TISEN); - hdmi_htop1_write(hdmi, 0x0000000f, HDMI_HTOP1_TISDREN); - hdmi_htop1_write(hdmi, 0x00000003, HDMI_HTOP1_ENABLE_SELECTOR); - hdmi_htop1_write(hdmi, 0x00000001, HDMI_HTOP1_MACRO_RESET); - hdmi_htop1_write(hdmi, 0x00000016, HDMI_HTOP1_CISRANGE); - msleep(100); - hdmi_htop1_write(hdmi, 0x00000001, HDMI_HTOP1_ENABLE_SELECTOR); - msleep(100); - hdmi_htop1_write(hdmi, 0x00000003, HDMI_HTOP1_ENABLE_SELECTOR); - hdmi_htop1_write(hdmi, 0x00000001, HDMI_HTOP1_MACRO_RESET); - hdmi_htop1_write(hdmi, 0x0000000f, HDMI_HTOP1_TISEN); - hdmi_htop1_write(hdmi, 0x0000000f, HDMI_HTOP1_TISDREN); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_VIDEO_INPUT); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_CLK_TO_PHY); - hdmi_htop1_write(hdmi, 0x00000000, HDMI_HTOP1_VIDEO_INPUT2); - hdmi_htop1_write(hdmi, 0x0000000a, HDMI_HTOP1_CLK_SET); -} - -static int __init sh_hdmi_probe(struct platform_device *pdev) -{ - struct sh_mobile_hdmi_info *pdata = dev_get_platdata(&pdev->dev); - struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - struct resource *htop1_res; - int irq = platform_get_irq(pdev, 0), ret; - struct sh_hdmi *hdmi; - long rate; - - if (!res || !pdata || irq < 0) - return -ENODEV; - - htop1_res = NULL; - if (pdata->flags & HDMI_HAS_HTOP1) { - htop1_res = platform_get_resource(pdev, IORESOURCE_MEM, 1); - if (!htop1_res) { - dev_err(&pdev->dev, "htop1 needs register base\n"); - return -EINVAL; - } - } - - hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL); - if (!hdmi) { - dev_err(&pdev->dev, "Cannot allocate device data\n"); - return -ENOMEM; - } - - hdmi->dev = &pdev->dev; - hdmi->entity.owner = THIS_MODULE; - hdmi->entity.ops = &sh_hdmi_ops; - hdmi->irq = irq; - - hdmi->hdmi_clk = clk_get(&pdev->dev, "ick"); - if (IS_ERR(hdmi->hdmi_clk)) { - ret = PTR_ERR(hdmi->hdmi_clk); - dev_err(&pdev->dev, "Unable to get clock: %d\n", ret); - return ret; - } - - /* select register access functions */ - if (pdata->flags & HDMI_32BIT_REG) { - hdmi->write = __hdmi_write32; - hdmi->read = __hdmi_read32; - } else { - hdmi->write = __hdmi_write8; - hdmi->read = __hdmi_read8; - } - - /* An arbitrary relaxed pixclock just to get things started: from standard 480p */ - rate = clk_round_rate(hdmi->hdmi_clk, PICOS2KHZ(37037)); - if (rate > 0) - rate = sh_hdmi_clk_configure(hdmi, rate, 0); - - if (rate < 0) { - ret = rate; - goto erate; - } - - ret = clk_prepare_enable(hdmi->hdmi_clk); - if (ret < 0) { - dev_err(hdmi->dev, "Cannot enable clock: %d\n", ret); - goto erate; - } - - dev_dbg(&pdev->dev, "Enabled HDMI clock at %luHz\n", rate); - - if (!request_mem_region(res->start, resource_size(res), dev_name(&pdev->dev))) { - dev_err(&pdev->dev, "HDMI register region already claimed\n"); - ret = -EBUSY; - goto ereqreg; - } - - hdmi->base = ioremap(res->start, resource_size(res)); - if (!hdmi->base) { - dev_err(&pdev->dev, "HDMI register region already claimed\n"); - ret = -ENOMEM; - goto emap; - } - - platform_set_drvdata(pdev, &hdmi->entity); - - INIT_DELAYED_WORK(&hdmi->edid_work, sh_hdmi_edid_work_fn); - - pm_runtime_enable(&pdev->dev); - pm_runtime_get_sync(&pdev->dev); - - /* init interrupt polarity */ - if (pdata->flags & HDMI_OUTPUT_PUSH_PULL) - hdmi_bit_set(hdmi, 0x02, 0x02, HDMI_SYSTEM_CTRL); - - if (pdata->flags & HDMI_OUTPUT_POLARITY_HI) - hdmi_bit_set(hdmi, 0x01, 0x01, HDMI_SYSTEM_CTRL); - - /* enable htop1 register if needed */ - if (htop1_res) { - hdmi->htop1 = ioremap(htop1_res->start, resource_size(htop1_res)); - if (!hdmi->htop1) { - dev_err(&pdev->dev, "control register region already claimed\n"); - ret = -ENOMEM; - goto emap_htop1; - } - sh_hdmi_htop1_init(hdmi); - } - - /* Product and revision IDs are 0 in sh-mobile version */ - dev_info(&pdev->dev, "Detected HDMI controller 0x%x:0x%x\n", - hdmi_read(hdmi, HDMI_PRODUCT_ID), hdmi_read(hdmi, HDMI_REVISION_ID)); - - ret = request_irq(irq, sh_hdmi_hotplug, 0, - dev_name(&pdev->dev), hdmi); - if (ret < 0) { - dev_err(&pdev->dev, "Unable to request irq: %d\n", ret); - goto ereqirq; - } - - ret = snd_soc_register_codec(&pdev->dev, - &soc_codec_dev_sh_hdmi, &sh_hdmi_dai, 1); - if (ret < 0) { - dev_err(&pdev->dev, "codec registration failed\n"); - goto ecodec; - } - - return 0; - -ecodec: - free_irq(irq, hdmi); -ereqirq: - if (hdmi->htop1) - iounmap(hdmi->htop1); -emap_htop1: - pm_runtime_put(&pdev->dev); - pm_runtime_disable(&pdev->dev); - iounmap(hdmi->base); -emap: - release_mem_region(res->start, resource_size(res)); -ereqreg: - clk_disable_unprepare(hdmi->hdmi_clk); -erate: - clk_put(hdmi->hdmi_clk); - - return ret; -} - -static int __exit sh_hdmi_remove(struct platform_device *pdev) -{ - struct sh_hdmi *hdmi = entity_to_sh_hdmi(platform_get_drvdata(pdev)); - struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - - snd_soc_unregister_codec(&pdev->dev); - - /* No new work will be scheduled, wait for running ISR */ - free_irq(hdmi->irq, hdmi); - /* Wait for already scheduled work */ - cancel_delayed_work_sync(&hdmi->edid_work); - pm_runtime_put(&pdev->dev); - pm_runtime_disable(&pdev->dev); - clk_disable_unprepare(hdmi->hdmi_clk); - clk_put(hdmi->hdmi_clk); - if (hdmi->htop1) - iounmap(hdmi->htop1); - iounmap(hdmi->base); - release_mem_region(res->start, resource_size(res)); - - return 0; -} - -static int sh_hdmi_suspend(struct device *dev) -{ - struct platform_device *pdev = to_platform_device(dev); - struct sh_hdmi *hdmi = entity_to_sh_hdmi(platform_get_drvdata(pdev)); - - disable_irq(hdmi->irq); - /* Wait for already scheduled work */ - cancel_delayed_work_sync(&hdmi->edid_work); - return 0; -} - -static int sh_hdmi_resume(struct device *dev) -{ - struct platform_device *pdev = to_platform_device(dev); - struct sh_mobile_hdmi_info *pdata = dev_get_platdata(dev); - struct sh_hdmi *hdmi = entity_to_sh_hdmi(platform_get_drvdata(pdev)); - - /* Re-init interrupt polarity */ - if (pdata->flags & HDMI_OUTPUT_PUSH_PULL) - hdmi_bit_set(hdmi, 0x02, 0x02, HDMI_SYSTEM_CTRL); - - if (pdata->flags & HDMI_OUTPUT_POLARITY_HI) - hdmi_bit_set(hdmi, 0x01, 0x01, HDMI_SYSTEM_CTRL); - - /* Re-init htop1 */ - if (hdmi->htop1) - sh_hdmi_htop1_init(hdmi); - - /* Now it's safe to enable interrupts again */ - enable_irq(hdmi->irq); - return 0; -} - -static const struct dev_pm_ops sh_hdmi_pm_ops = { - .suspend = sh_hdmi_suspend, - .resume = sh_hdmi_resume, -}; - -static struct platform_driver sh_hdmi_driver = { - .remove = __exit_p(sh_hdmi_remove), - .driver = { - .name = "sh-mobile-hdmi", - .pm = &sh_hdmi_pm_ops, - }, -}; - -module_platform_driver_probe(sh_hdmi_driver, sh_hdmi_probe); - -MODULE_AUTHOR("Guennadi Liakhovetski <g.liakhovetski@gmx.de>"); -MODULE_DESCRIPTION("SuperH / ARM-shmobile HDMI driver"); -MODULE_LICENSE("GPL v2"); |