iBoot/target/n59/init.c

508 lines
14 KiB
C

/*
* Copyright (C) 2013-2015 Apple Inc. All rights reserved.
*
* This document is the property of Apple Inc.
* It is considered confidential and proprietary.
*
* This document may not be reproduced or transmitted in any form,
* in whole or in part, without the express written permission of
* Apple Inc.
*/
#include <debug.h>
#include <drivers/apple/gpio.h>
#include <drivers/power.h>
#include <drivers/gasgauge.h>
#include <drivers/iic.h>
#include <lib/env.h>
#include <lib/mib.h>
#include <lib/paint.h>
#include <lib/syscfg.h>
#include <platform.h>
#include <platform/gpiodef.h>
#include <platform/soc/chipid.h>
#include <target.h>
#include <platform/soc/hwclocks.h>
#if WITH_HW_DISPLAY_PMU
#include <drivers/display_pmu.h>
#endif
#define N59_AP_BOARD_ID (0x18) // AP board ID
#define N59_DEV_BOARD_ID (0x19) // DEV board ID
#define N59_DEV_BOARD_REV (0xF)
#define N59_PROTOMLB1 (0xF)
// Combined Board Id/Board Revision
// IMPORTANT: IF YOU CHANGE THE ORDER OF THESE ENUMERATORS YOU MUST CHECK
// FOR ANY > or < RELATIONSHIPS THAT MAY NEED TO ALSO CHANGE.
typedef enum {
BOARD_TYPE_UNKNOWN = 0,
BOARD_TYPE_N59_DEV1 = 1,
BOARD_TYPE_N59_PROTOMLB1 = 2,
} board_type;
static board_type iphone7_get_board_type(void);
static uint32_t iphone7_get_board_rev(void);
static bool gpio_board_rev_valid;
static uint32_t gpio_board_rev;
static uint32_t display_config;
MIB_CONSTANT(kMIBTargetBacklight0I2CBus, kOIDTypeUInt32, 0);
MIB_CONSTANT(kMIBTargetBacklight0I2CAddress, kOIDTypeUInt32, 0xC6);
MIB_CONSTANT(kMIBTargetOsPictureScale, kOIDTypeUInt32, 2);
MIB_CONSTANT(kMIBTargetPictureRotate, kOIDTypeInt32, 0);
static uint32_t iphone7_get_board_rev(void)
{
if (!gpio_board_rev_valid) {
gpio_configure(GPIO_BOARD_REV0, GPIO_CFG_IN);
gpio_configure(GPIO_BOARD_REV1, GPIO_CFG_IN);
gpio_configure(GPIO_BOARD_REV2, GPIO_CFG_IN);
gpio_configure(GPIO_BOARD_REV3, GPIO_CFG_IN);
gpio_configure_pupdn(GPIO_BOARD_REV0, GPIO_PDN);
gpio_configure_pupdn(GPIO_BOARD_REV1, GPIO_PDN);
gpio_configure_pupdn(GPIO_BOARD_REV2, GPIO_PDN);
gpio_configure_pupdn(GPIO_BOARD_REV3, GPIO_PDN);
spin(100); // Wait 100us
gpio_board_rev =
(gpio_read(GPIO_BOARD_REV3) << 3) |
(gpio_read(GPIO_BOARD_REV2) << 2) |
(gpio_read(GPIO_BOARD_REV1) << 1) |
(gpio_read(GPIO_BOARD_REV0) << 0);
gpio_configure(GPIO_BOARD_REV0, GPIO_CFG_DFLT);
gpio_configure(GPIO_BOARD_REV1, GPIO_CFG_DFLT);
gpio_configure(GPIO_BOARD_REV2, GPIO_CFG_DFLT);
gpio_configure(GPIO_BOARD_REV3, GPIO_CFG_DFLT);
gpio_board_rev_valid = true;
}
return gpio_board_rev;
}
static board_type iphone7_get_board_type(void)
{
static board_type board_type = BOARD_TYPE_UNKNOWN;
if (board_type != BOARD_TYPE_UNKNOWN) {
return board_type;
}
uint32_t board_id = platform_get_board_id();
uint32_t board_rev = iphone7_get_board_rev();
switch (board_id) {
case N59_AP_BOARD_ID:
switch (board_rev) {
case N59_PROTOMLB1:
return BOARD_TYPE_N59_PROTOMLB1;
default:
goto fail;
}
case N59_DEV_BOARD_ID:
switch (board_rev) {
case N59_DEV_BOARD_REV:
return BOARD_TYPE_N59_DEV1;
default:
goto fail;
}
default:
goto fail;
}
fail:
platform_not_supported();
return BOARD_TYPE_UNKNOWN;
}
int target_get_boot_battery_capacity(void) {
return 50;
}
void target_early_init(void)
{
#if PRODUCT_LLB || PRODUCT_IBSS
uint32_t target_mipi_p, target_mipi_m, target_mipi_s;
// Temporary workaround to set MIPI P/M/S values for display
// D410 (@ 513 MHz) until rdar://problem/17985178 is fixed.
target_mipi_p = 4;
target_mipi_m = 171;
target_mipi_s = 1;
clock_set_frequency(CLK_MIPI, 0, target_mipi_p, target_mipi_m, target_mipi_s, 0);
#endif
#if PRODUCT_LLB || PRODUCT_IBSS
dprintf(DEBUG_INFO, "%s: chip rev: %d, fuse: %d\n", __func__,
chipid_get_chip_revision(), chipid_get_fuse_revision());
#if WITH_HW_POWER
int pmu_get_data(int dev, uint16_t reg, uint8_t *byte);
int rc;
uint8_t val;
if ((rc = pmu_get_data(0, 0x1, &val)) < 0) { // read PMU.OTP version
dprintf(DEBUG_CRITICAL, "PMU: cannot read OTP Version (%d)\n", rc);
} else {
dprintf(DEBUG_INFO, "%s: PMU OTP ver: %x\n", __func__, val);
}
#endif
#endif
}
void target_late_init(void)
{
clock_gate(CLK_UART7, 0);
}
void target_init(void)
{
#if WITH_HW_FLASH_NOR
flash_nor_init(SPI_NOR0);
#endif
}
void target_quiesce_hardware(void)
{
}
void target_poweroff(void)
{
}
int target_bootprep(enum boot_target target)
{
return 0;
}
bool target_should_recover(void)
{
return platform_get_request_dfu2() && power_has_usb();
}
bool target_should_poweron(bool *cold_button_boot)
{
#if WITH_HW_POWER
if (power_get_boot_flag() == kPowerBootFlagColdButton) *cold_button_boot = true;
#else
*cold_button_boot = false;
#endif // WITH_HW_POWER
return !*cold_button_boot || platform_get_request_dfu1();
}
bool target_should_poweroff(bool at_boot)
{
return platform_get_request_dfu1() && (!at_boot || !power_has_usb());
}
#if APPLICATION_IBOOT
void target_watchdog_tickle(void)
{
uint32_t value = gpio_read(GPIO_WDOG_TICKLE);
gpio_write(GPIO_WDOG_TICKLE, value ^ 1);
}
#endif // APPLICATION_IBOOT
void * target_get_display_configuration(void)
{
display_config = 0x00000044;
return ((void *)(&display_config));
}
#if WITH_ENV
void target_setup_default_environment(void)
{
// boot-device is set in platform's init.c
env_set("display-color-space","RGB888", 0);
env_set("display-timing", "D410", 0);
env_set("adbe-tunables", "D410", 0);
env_set("adfe-tunables", "D410", 0);
}
#endif
#if WITH_HW_CHESTNUT
uint8_t target_get_lcm_ldos(void)
{
return (DISPLAY_PMU_LDO(0) | DISPLAY_PMU_LDO(1));
}
#endif
#if WITH_HW_LM3534
uint8_t target_lm3534_gpr(uint32_t ctlr)
{
// DISPLAY_PANEL_TYPE_D410:
// (ovp_select_21v) | (ramp disable) | (chip enable)
return ((1 << 4) | (1 << 1) | (1 << 0));
}
#endif
#if WITH_DEVICETREE
int target_update_device_tree(void)
{
#if WITH_HW_DISPLAY_PINOT
DTNode *disp0_node, *backlight_node;
#endif
DTNode *node;
uint32_t propSize;
char *propName;
void *propData;
#if WITH_HW_DISPLAY_PINOT
// Find the DISP0 (display-subsystem 0) node
FindNode(0, "arm-io/disp0", &disp0_node);
if (FindNode(0, "arm-io/mipi-dsim/lcd", &node)) {
extern int pinot_update_device_tree(DTNode *pinot_node, DTNode *clcd_node, DTNode *backlight_node);
FindNode(0, "backlight", &backlight_node);
pinot_update_device_tree(node, disp0_node, backlight_node);
}
#endif
#if WITH_HW_MIPI_DSIM
// Find the mipi node
if (FindNode(0, "arm-io/mipi-dsim", &node)) {
extern int mipi_update_device_tree(DTNode *mipi_node);
mipi_update_device_tree(node);
}
#endif
// Update the speaker calibration data
if (FindNode(0, "arm-io/i2c1/audio-speaker", &node)) {
propName = "speaker-rdc";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('SRdc', propData, propSize);
}
propName = "speaker-calib";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('SpCl', propData, propSize);
}
propName = "speaker-config";
if (FindProperty(node, &propName, &propData, &propSize)) {
uint8_t vpbr;
if (syscfgCopyDataForTag('VPBR', &vpbr, sizeof(vpbr)) == 1) {
((uint8_t *)propData)[12] = (((uint8_t *)propData)[12] & ~0x1f) | (vpbr & 0x1f);
}
uint8_t vbst;
if (syscfgCopyDataForTag('VBST', &vbst, sizeof(vbst)) == 1) {
((uint8_t *)propData)[16] = vbst;
}
}
}
// Update the codec and speaker nodes with acoustic transducer scale data
{
uint8_t atscData[20];
if (syscfgCopyDataForTag('ATSc', atscData, sizeof(atscData)) > 0) {
// Update codec
if (FindNode(0, "arm-io/spi1/audio-codec", &node)) {
propName = "at-scale-imic";
if (FindProperty(node, &propName, &propData, &propSize)) {
memcpy(propData, &atscData[0], sizeof(uint32_t));
}
propName = "at-scale-smic";
if (FindProperty(node, &propName, &propData, &propSize)) {
memcpy(propData, &atscData[4], sizeof(uint32_t));
}
propName = "at-scale-fmic";
if (FindProperty(node, &propName, &propData, &propSize)) {
memcpy(propData, &atscData[8], sizeof(uint32_t));
}
propName = "at-scale-rcvr";
if (FindProperty(node, &propName, &propData, &propSize)) {
memcpy(propData, &atscData[12], sizeof(uint32_t));
}
}
// Update speaker
if (FindNode(0, "arm-io/i2c1/audio-speaker", &node)) {
propName = "at-scale";
if (FindProperty(node, &propName, &propData, &propSize)) {
memcpy(propData, &atscData[16], sizeof(uint32_t));
}
}
}
}
// Update the als calibration data
if (FindNode(0, "arm-io/i2c2/als", &node)) {
propName = "alsCalibration";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('LSCI', propData, propSize);
}
}
// Update the backlight calibration data
if (FindNode(0, "backlight", &node)) {
propName = "backlight-calibration";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('BLCl', propData, propSize);
}
}
// Update the compass calibration data
if (FindNode(0, "arm-io/uart8/oscar/compass", &node)) {
propName = "compass-calibration";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('CPAS', propData, propSize);
}
propName = "compass-orientation";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('CRot', propData, propSize);
}
}
// Update the gyro calibration data
if (FindNode(0, "arm-io/uart8/oscar/gyro", &node)) {
propName = "gyro-orientation";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('GRot', propData, propSize);
}
propName = "gyro-sensitivity-calibration";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('GSCl', propData, propSize);
}
propName = "gyro-temp-table";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('GYTT', propData, propSize);
}
propName = "gyro-interrupt-calibration";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('GICl', propData, propSize);
}
}
// Update accelerometer calibration data
if (FindNode(0, "arm-io/uart8/oscar/accelerometer", &node)) {
propName = "accel-orientation";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('ARot', propData, propSize);
}
propName = "low-temp-accel-offset";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('LTAO', propData, propSize);
}
propName = "accel-sensitivity-calibration";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('ASCl', propData, propSize);
}
propName = "accel-interrupt-calibration";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('AICl', propData, propSize);
}
}
// Update prox calibration data
if (FindNode(0, "arm-io/spi2/multi-touch", &node)) {
propName = "prox-calibration";
if (FindProperty(node, &propName, &propData, &propSize))
syscfgCopyDataForTag('PxCl', propData, propSize);
}
// Stockholm calibration
if (FindNode(0, "arm-io/uart3/stockholm", &node)) {
propName = "calibration";
if (FindProperty(node, &propName, &propData, &propSize))
syscfgCopyDataForTag('NFCl', propData, propSize);
}
// Update the X162 calibration data
if (FindNode(0, "arm-io/spi3/mesa", &node)) {
propName = "calibration-blob";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('FSCl', propData, propSize);
}
propName = "modulation-ratio";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('NvMR', propData, propSize);
}
}
// Update cover glass type
if (FindNode(0, "product", &node)) {
propName = "cover-glass";
if (FindProperty(node, &propName, &propData, &propSize)) {
syscfgCopyDataForTag('CGSp', propData, propSize);
}
}
// Update charger calibration data
if (FindNode(0, "charger", &node)) {
propName = "usb-input-limit-calibration";
if (FindProperty(node, &propName, &propData, &propSize))
syscfgCopyDataForTag('CBAT', propData, propSize);
}
// Update Vibe calibration data
if (FindNode(0, "arm-io/i2c1/vib-pwm", &node)) {
propName = "calibration-data";
if (FindProperty(node, &propName, &propData, &propSize)) {
const uint32_t count=syscfgCopyDataForTag('VbCl', propData, propSize);
if ( count!=propSize ) *((uint32_t*)propData)=0x00a46d0d;
}
}
#if WITH_HW_DISPLAY_PMU
display_pmu_update_device_tree("arm-io/i2c0/display-pmu");
#endif
return 0;
}
#endif // WITH_DEVICETREE
#if WITH_PAINT
// The default background is expected to to be black and the artwork is expected
// to be white. This arrangement will be inverted depending upon the cover glass
// color of the device.
// Sample DClr_override values for testing devices without DClr syscfg entries (enclosure/cover glass):
// gray/black: setenv DClr_override 00020000B9B5B4003C3B3B0000000000
// gold/white: setenv DClr_override 00020000B5CCE100E3E4E10000000000
// silver/white: setenv DClr_override 00020000D8D9D700E3E4E10000000000
static color_policy_invert_t target_cover_glass_color_table[] = {
{ RGB( 59, 59, 60), false }, // Black - black background, white logo
{ RGB(225, 228, 227), true }, // White - white background, black logo
};
color_policy_t *target_color_map_init(enum colorspace cs, color_policy_t *color_policy)
{
// Must have a color policy structure passed in.
if (color_policy == NULL)
goto fail;
// We only support the RGB888 colorspace.
if (cs != CS_RGB888)
goto fail;
color_policy->policy_type = COLOR_MAP_POLICY_INVERT;
color_policy->color_table = (void *)target_cover_glass_color_table;
color_policy->color_count = ARRAY_SIZE(target_cover_glass_color_table);
color_policy->map_color = NULL; // Use standard remapper
return color_policy;
fail:
return NULL;
}
#endif // WITH_PAINT