mirror of
https://gitlab.com/zephray/glider.git
synced 2024-12-22 13:43:16 +00:00
179 lines
6.8 KiB
C
179 lines
6.8 KiB
C
//
|
|
// Copyright 2024 Wenting Zhang <zephray@outlook.com>
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
// of this software and associated documentation files (the "Software"), to deal
|
|
// in the Software without restriction, including without limitation the rights
|
|
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
// copies of the Software, and to permit persons to whom the Software is
|
|
// furnished to do so, subject to the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included in
|
|
// all copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
// SOFTWARE.
|
|
//
|
|
#include <stdio.h>
|
|
#include "pico/stdlib.h"
|
|
#include "hardware/i2c.h"
|
|
#include "config.h"
|
|
#include "adv7611.h"
|
|
#include "edid.h"
|
|
|
|
#ifdef INPUT_ADV7611
|
|
|
|
#define ADV7611_INT_PIN (1)
|
|
#define ADV7611_RST_PIN (25)
|
|
|
|
#define ADV7611_I2C (i2c1)
|
|
|
|
#define ADV7611_I2C_ADDR (0x4C)
|
|
|
|
// Sub addresses, make sure they don't conflict with anything else!
|
|
#define CEC_I2C_ADDR (0x40) // Default 0x80(0x40)
|
|
#define INFOFRAME_I2C_ADDR (0x3E) // Default 0x7C(0x3E)
|
|
#define DPLL_I2C_ADDR (0x26) // Default 0x26(0x4C)
|
|
#define KSV_I2C_ADDR (0x32) // Default 0x32(0x64)
|
|
#define EDID_I2C_ADDR (0x36) // Default 0x36(0x6C)
|
|
#define HDMI_I2C_ADDR (0x34) // Default 0x34(0x68)
|
|
#define CP_I2C_ADDR (0x23) // Default 0x22(0x44)
|
|
|
|
static const uint8_t adv7611_init_0[] = {
|
|
ADV7611_I2C_ADDR, 0xf4, (CEC_I2C_ADDR << 1),
|
|
ADV7611_I2C_ADDR, 0xf5, (INFOFRAME_I2C_ADDR << 1),
|
|
ADV7611_I2C_ADDR, 0xf8, (DPLL_I2C_ADDR << 1),
|
|
ADV7611_I2C_ADDR, 0xf9, (KSV_I2C_ADDR << 1),
|
|
ADV7611_I2C_ADDR, 0xfa, (EDID_I2C_ADDR << 1),
|
|
ADV7611_I2C_ADDR, 0xfb, (HDMI_I2C_ADDR << 1),
|
|
ADV7611_I2C_ADDR, 0xfd, (CP_I2C_ADDR << 1),
|
|
};
|
|
|
|
static const uint8_t adv7611_init_1[] = {
|
|
ADV7611_I2C_ADDR, 0xf4, (CEC_I2C_ADDR << 1),
|
|
ADV7611_I2C_ADDR, 0xf5, (INFOFRAME_I2C_ADDR << 1),
|
|
ADV7611_I2C_ADDR, 0xf8, (DPLL_I2C_ADDR << 1),
|
|
ADV7611_I2C_ADDR, 0xf9, (KSV_I2C_ADDR << 1),
|
|
ADV7611_I2C_ADDR, 0xfa, (EDID_I2C_ADDR << 1),
|
|
ADV7611_I2C_ADDR, 0xfb, (HDMI_I2C_ADDR << 1),
|
|
ADV7611_I2C_ADDR, 0xfd, (CP_I2C_ADDR << 1),
|
|
|
|
ADV7611_I2C_ADDR, 0x01, 0x05, // Prim_mode = 110b HDMI-GR
|
|
ADV7611_I2C_ADDR, 0x00, 0x13,
|
|
ADV7611_I2C_ADDR, 0x02, 0xf2, // F8 = YUV, F2 = RGB
|
|
ADV7611_I2C_ADDR, 0x03, 0x40, // 40 = 444
|
|
ADV7611_I2C_ADDR, 0x04, 0x42, // P[23:16] V/R, P[15:8] Y/G, P[7:0] U/CrCb/B CLK=28.63636MHz
|
|
ADV7611_I2C_ADDR, 0x05, 0x28,
|
|
ADV7611_I2C_ADDR, 0x06, 0xa7,
|
|
ADV7611_I2C_ADDR, 0x0b, 0x44,
|
|
ADV7611_I2C_ADDR, 0x0C, 0x42,
|
|
ADV7611_I2C_ADDR, 0x15, 0x80,
|
|
ADV7611_I2C_ADDR, 0x19, 0x8a,
|
|
ADV7611_I2C_ADDR, 0x33, 0x40,
|
|
ADV7611_I2C_ADDR, 0x14, 0x3f,
|
|
CP_I2C_ADDR, 0xba, 0x01,
|
|
CP_I2C_ADDR, 0x7c, 0x01,
|
|
KSV_I2C_ADDR, 0x40, 0x81, // DSP_Ctrl4 :00/01 : YUV or RGB; 10 : RAW8; 11 : RAW10
|
|
HDMI_I2C_ADDR, 0x9b, 0x03, // ADI recommanded setting
|
|
HDMI_I2C_ADDR, 0xc1, 0x01, // ADI recommanded setting
|
|
HDMI_I2C_ADDR, 0xc2, 0x01, // ADI recommanded setting
|
|
HDMI_I2C_ADDR, 0xc3, 0x01, // ADI recommanded setting
|
|
HDMI_I2C_ADDR, 0xc4, 0x01, // ADI recommanded setting
|
|
HDMI_I2C_ADDR, 0xc5, 0x01, // ADI recommanded setting
|
|
HDMI_I2C_ADDR, 0xc6, 0x01, // ADI recommanded setting
|
|
HDMI_I2C_ADDR, 0xc7, 0x01, // ADI recommanded setting
|
|
HDMI_I2C_ADDR, 0xc8, 0x01, // ADI recommanded setting
|
|
HDMI_I2C_ADDR, 0xc9, 0x01, // ADI recommanded settin g
|
|
HDMI_I2C_ADDR, 0xca, 0x01, // ADI recommanded setting
|
|
HDMI_I2C_ADDR, 0xcb, 0x01, // ADI recommanded setting
|
|
HDMI_I2C_ADDR, 0xcc, 0x01, // ADI recommanded setting
|
|
HDMI_I2C_ADDR, 0x00, 0x00, // Set HDMI input Port A
|
|
HDMI_I2C_ADDR, 0x83, 0xfe, // terminator for Port A
|
|
HDMI_I2C_ADDR, 0x6f, 0x08, // ADI recommended setting
|
|
HDMI_I2C_ADDR, 0x85, 0x1f, // ADI recommended setting
|
|
HDMI_I2C_ADDR, 0x87, 0x70, // ADI recommended setting
|
|
HDMI_I2C_ADDR, 0x8d, 0x04, // LFG
|
|
HDMI_I2C_ADDR, 0x8e, 0x1e, // HFG
|
|
HDMI_I2C_ADDR, 0x1a, 0x8a, // unmute audio
|
|
HDMI_I2C_ADDR, 0x57, 0xda, // ADI recommended setting
|
|
HDMI_I2C_ADDR, 0x58, 0x01,
|
|
HDMI_I2C_ADDR, 0x75, 0x10,
|
|
HDMI_I2C_ADDR, 0x6c, 0xa3, // enable manual HPA
|
|
ADV7611_I2C_ADDR, 0x20, 0x70, // HPD low
|
|
KSV_I2C_ADDR, 0x74, 0x00, // disable internal EDID
|
|
};
|
|
|
|
static const uint8_t adv7611_init_2[] = {
|
|
KSV_I2C_ADDR, 0x74, 0x01, // Enable the Internal EDID for Ports
|
|
ADV7611_I2C_ADDR, 0x20, 0xf0, // HPD high
|
|
HDMI_I2C_ADDR, 0x6c, 0xa2, // disable manual HPA
|
|
ADV7611_I2C_ADDR, 0xf4, 0x00
|
|
};
|
|
|
|
static void adv7611_send_init_seq(const uint8_t *seq, int entries) {
|
|
uint8_t addr;
|
|
uint8_t buf[2];
|
|
int result;
|
|
for (int i = 0; i < entries; i++) {
|
|
addr = seq[i*3];
|
|
buf[0] = seq[i*3 + 1];
|
|
buf[1] = seq[i*3 + 2];
|
|
result = i2c_write_blocking(ADV7611_I2C, addr, buf, 2, false);
|
|
if (result != 2) {
|
|
fatal("Failed writing data to ADV7611\n");
|
|
}
|
|
}
|
|
}
|
|
|
|
static void adv7611_load_edid(uint8_t *edid) {
|
|
uint8_t buf[2];
|
|
int result;
|
|
for (int i = 0; i < 128; i++) {
|
|
buf[0] = i;
|
|
buf[1] = edid[i];
|
|
result = i2c_write_blocking(ADV7611_I2C, EDID_I2C_ADDR, buf, 2, false);
|
|
if (result != 2) {
|
|
fatal("Failed writing data to ADV7611\n");
|
|
}
|
|
}
|
|
}
|
|
|
|
void adv7611_early_init() {
|
|
// Initialize IO, reset ADV7611 and allocate I2C addresses
|
|
// So it won't conflict with other ICs
|
|
|
|
gpio_init(ADV7611_RST_PIN);
|
|
gpio_set_dir(ADV7611_RST_PIN, GPIO_OUT);
|
|
gpio_init(ADV7611_INT_PIN);
|
|
gpio_set_dir(ADV7611_INT_PIN, GPIO_IN);
|
|
|
|
gpio_put(ADV7611_RST_PIN, 1);
|
|
sleep_ms(100);
|
|
gpio_put(ADV7611_RST_PIN, 0);
|
|
sleep_ms(100);
|
|
gpio_put(ADV7611_RST_PIN, 1);
|
|
sleep_ms(100);
|
|
}
|
|
|
|
void adv7611_init() {
|
|
adv7611_send_init_seq(adv7611_init_0, sizeof(adv7611_init_0) / 3);
|
|
adv7611_send_init_seq(adv7611_init_1, sizeof(adv7611_init_1) / 3);
|
|
|
|
uint8_t *edid = edid_get_raw();
|
|
adv7611_load_edid(edid + 1);
|
|
|
|
adv7611_send_init_seq(adv7611_init_2, sizeof(adv7611_init_2) / 3);
|
|
|
|
printf("ADV7611 initialization done\n");
|
|
}
|
|
|
|
bool adv7611_is_valid(void) {
|
|
return false; // TODO
|
|
}
|
|
|
|
#endif
|