996 lines
29 KiB
C
996 lines
29 KiB
C
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/*
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* Copyright (C) 2013-2015 Apple Inc. All rights reserved.
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*
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* This document is the property of Apple Inc.
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* It is considered confidential and proprietary.
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*
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* This document may not be reproduced or transmitted in any form,
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* in whole or in part, without the express written permission of
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* Apple Inc.
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*/
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#include <debug.h>
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#include <drivers/power.h>
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#include <drivers/iic.h>
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#include <lib/env.h>
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#include <lib/mib.h>
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#include <lib/devicetree.h>
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#include <lib/syscfg.h>
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#include <platform.h>
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#include <platform/gpiodef.h>
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#include <platform/soc/chipid.h>
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#include <target.h>
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#include <target/boardid.h>
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#include <drivers/display.h>
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#if (APPLICATION_IBOOT && (PRODUCT_IBOOT || PRODUCT_IBEC))
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#include <drivers/displayport/displayport.h>
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#endif
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// Display panel type
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typedef enum {
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DISPLAY_PANEL_TYPE_UNKNOWN = 0,
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DISPLAY_PANEL_TYPE_CAMELIA,
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DISPLAY_PANEL_TYPE_TULIP,
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// Metadata
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DISPLAY_PANEL_TYPE_COUNT
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} display_panel_type;
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static const char *display_panel_types[] = {
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"UNKNOWN",
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"j99POC",
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"ipad5c",
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};
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typedef enum {
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DISPLAY_SWITCH_TYPE_UNKNOWN = 0,
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DISPLAY_SWITCH_TYPE_TEMP_KONA,
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DISPLAY_SWITCH_TYPE_KONA,
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// Metadata
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DISPLAY_SWITCH_TYPE_COUNT
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} display_switch_type;
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static const char *display_switch_types[] = {
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"UNKNOWN",
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"multi-touch,j99-st",
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"multi-touch,j99",
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};
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// Display panel id sense pins
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#define DISPLAY_TO_AP_ID0 GPIO(22, 5) // 181 : PCIE_PERST3_N -> GPIO_DEVDOG_DETECT
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uint32_t ipad5c_get_board_rev(void);
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static void ipad5c_get_display_info(void);
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uint32_t target_get_display_panel_type(void);
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uint32_t target_get_display_switch_type(void);
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static bool gpio_board_rev_valid;
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static bool gpio_display_id_valid;
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static uint32_t gpio_board_rev;
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static display_panel_type display_panel;
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static display_switch_type display_switch;
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#if (APPLICATION_IBOOT && (PRODUCT_IBOOT || PRODUCT_IBEC))
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static dp_t dp;
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#endif
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MIB_CONSTANT(kMIBTargetOsPictureScale, kOIDTypeUInt32, 2);
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MIB_CONSTANT(kMIBTargetPictureRotate, kOIDTypeInt32, -90);
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bool check_is_board_deprecated = false;
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uint32_t ipad5c_get_board_rev(void)
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{
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if (!gpio_board_rev_valid) {
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gpio_configure(GPIO_BOARD_REV0, GPIO_CFG_IN);
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gpio_configure(GPIO_BOARD_REV1, GPIO_CFG_IN);
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gpio_configure(GPIO_BOARD_REV2, GPIO_CFG_IN);
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gpio_configure(GPIO_BOARD_REV3, GPIO_CFG_IN);
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gpio_configure_pupdn(GPIO_BOARD_REV0, GPIO_PUP);
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gpio_configure_pupdn(GPIO_BOARD_REV1, GPIO_PUP);
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gpio_configure_pupdn(GPIO_BOARD_REV2, GPIO_PUP);
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gpio_configure_pupdn(GPIO_BOARD_REV3, GPIO_PUP);
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spin(100); // Wait 100us
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gpio_board_rev =
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(gpio_read(GPIO_BOARD_REV3) << 3) |
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(gpio_read(GPIO_BOARD_REV2) << 2) |
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(gpio_read(GPIO_BOARD_REV1) << 1) |
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(gpio_read(GPIO_BOARD_REV0) << 0);
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gpio_configure(GPIO_BOARD_REV0, GPIO_CFG_DFLT);
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gpio_configure(GPIO_BOARD_REV1, GPIO_CFG_DFLT);
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gpio_configure(GPIO_BOARD_REV2, GPIO_CFG_DFLT);
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gpio_configure(GPIO_BOARD_REV3, GPIO_CFG_DFLT);
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gpio_board_rev_valid = true;
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}
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return gpio_board_rev;
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}
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// The panel id pin mappings are described by the following id pin states:
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// ID0 Panel Switch
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// ---- ----- -----
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// PD Camelia Temp_kona
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// PU Tulip Temp_kona
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// Open Tulip Kona
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static void ipad5c_get_display_info(void)
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{
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if (target_config_ap()) {
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uint32_t get_board_rev;
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get_board_rev = ipad5c_get_board_rev();
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switch(get_board_rev) {
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case J99_PROTO0_BOARD_REV_LOCAL:
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case J99_PROTO0_BOARD_REV_CHINA:
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display_panel = DISPLAY_PANEL_TYPE_CAMELIA;
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display_switch = DISPLAY_SWITCH_TYPE_TEMP_KONA;
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break;
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case J99_PROTO1_BOARD_REV_LOCAL:
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case J99_PROTO1_BOARD_REV_CHINA:
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case J99_PROTO2_BOARD_REV:
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display_panel = DISPLAY_PANEL_TYPE_TULIP;
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display_switch = DISPLAY_SWITCH_TYPE_TEMP_KONA;
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break;
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default:
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display_panel = DISPLAY_PANEL_TYPE_TULIP;
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display_switch = DISPLAY_SWITCH_TYPE_KONA;
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break;
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}
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dprintf(DEBUG_INFO, "get_board_rev %d Display panel = %s\nDisplay switch = %s\n",
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get_board_rev,
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display_panel_types[display_panel],
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display_switch_types[display_switch]);
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} else {
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const char *id0;
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gpio_configure(DISPLAY_TO_AP_ID0, GPIO_CFG_IN);
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gpio_configure_pupdn(DISPLAY_TO_AP_ID0, GPIO_PUP);
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spin(100); // Wait 100us
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if (gpio_read(DISPLAY_TO_AP_ID0)) {
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// ID0 could be externally pulled low or it could be
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// floating. Change the polarity of the internal pull.
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gpio_configure_pupdn(DISPLAY_TO_AP_ID0, GPIO_PDN);
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spin(100); // Wait 100us
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if (!gpio_read(DISPLAY_TO_AP_ID0)) {
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// ID0 is open.
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id0 = "open";
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display_panel = DISPLAY_PANEL_TYPE_TULIP;
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display_switch = DISPLAY_SWITCH_TYPE_KONA;
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gpio_display_id_valid = true;
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} else {
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// ID0 has an external pull up.
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id0 = "pu";
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display_panel = DISPLAY_PANEL_TYPE_TULIP;
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display_switch = DISPLAY_SWITCH_TYPE_TEMP_KONA;
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gpio_display_id_valid = true;
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}
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} else {
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// ID1 has an external pull down.
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id0 = "pd";
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display_panel = DISPLAY_PANEL_TYPE_CAMELIA;
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display_switch = DISPLAY_SWITCH_TYPE_TEMP_KONA;
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gpio_display_id_valid = true;
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}
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dprintf(DEBUG_INFO, "%spanel id pin state: id0=%s\n",
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gpio_display_id_valid ? "" : "Unknown", id0);
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ASSERT(display_panel < DISPLAY_PANEL_TYPE_COUNT);
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ASSERT(display_switch < DISPLAY_SWITCH_TYPE_COUNT);
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dprintf(DEBUG_INFO, "Display panel = %s\nDisplay switch = %s\n",
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display_panel_types[display_panel],
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display_switch_types[display_switch]);
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gpio_configure(DISPLAY_TO_AP_ID0, GPIO_CFG_DFLT);
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gpio_display_id_valid = true;
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}
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}
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uint32_t target_get_display_panel_type(void)
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{
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if (!gpio_display_id_valid) {
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ipad5c_get_display_info();
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}
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return display_panel;
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}
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uint32_t target_get_display_switch_type(void)
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{
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if (!gpio_display_id_valid) {
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ipad5c_get_display_info();
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}
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return display_switch;
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}
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bool is_board_deprecated(void) {
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uint32_t board_id;
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uint32_t board_rev;
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board_id = platform_get_board_id();
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board_rev = ipad5c_get_board_rev();
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//Check Dev boards first.
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if (( board_id == TARGET_BOARD_ID_J98DEV || board_id == TARGET_BOARD_ID_J99DEV) && (board_rev == J98_DEV1_BOARD_REV)) {
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return true;
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}
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//Check AP boards
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switch(board_rev) {
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case J99_PROTO0_BOARD_REV_LOCAL:
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case J99_PROTO0_BOARD_REV_CHINA:
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case J99_PROTO1_BOARD_REV_LOCAL:
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case J99_PROTO1_BOARD_REV_CHINA:
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return true;
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}
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return false;
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}
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#if WITH_HW_POWER
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int pmu_set_data(int dev, uint16_t reg, uint8_t byte, bool do_confirm);
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int charger_set_data(int dev, uint16_t reg, uint8_t byte, bool do_confirm);
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#endif
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// TODO: Abstract DPOT code in a DPOT driver
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// Begin DPOT code
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#define GPU_UVD_DPOT_IIC_BUS (3)
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#define GPU_UVD_DPOT_IIC_ADDRESS (0xA0)
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/* Register addresses for GPU UVD DPOT */
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#define GPU_UVD_DPOT_IVRA (0x00)
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#define GPU_UVD_DPOT_IVRB (0x01)
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#define GPU_UVD_DPOT_ACR (0x10)
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#define GPU_UVD_DPOT_READ_MISMATCH_ERROR (-2)
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#define GPU_UVD_DPOT_INVALID_WIPER_ERROR (-3)
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typedef enum {
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GPU_UVD_DPOT_WIPER_A,
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GPU_UVD_DPOT_WIPER_B
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} gpu_uvd_dpot_wiper;
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#if PRODUCT_LLB || PRODUCT_IBSS
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static void gpu_uvd_dpot_error(int error_code)
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{
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panic("GPU UVD: Error communicating with DPOT (%d)\n", error_code);
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}
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static void gpu_uvd_dpot_poll_busy_bit(void)
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{
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int rc = 0;
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uint8_t read_data[2] = { 0 };
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uint8_t busy;
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do {
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read_data[0] = GPU_UVD_DPOT_ACR;
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if ((rc = iic_read(GPU_UVD_DPOT_IIC_BUS, GPU_UVD_DPOT_IIC_ADDRESS, &read_data[0], 1, &read_data[1], 1, IIC_COMBINED)))
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gpu_uvd_dpot_error(rc);
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busy = (read_data[1] >> 5) & 0x1;
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} while (busy);
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}
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static uint8_t gpu_uvd_dpot_get_wiper_voltage(gpu_uvd_dpot_wiper wiper)
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{
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int rc = 0;
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uint8_t read_data[2] = { 0 };
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switch (wiper) {
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case GPU_UVD_DPOT_WIPER_A:
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read_data[0] = GPU_UVD_DPOT_IVRA;
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break;
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case GPU_UVD_DPOT_WIPER_B:
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read_data[0] = GPU_UVD_DPOT_IVRB;
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break;
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default:
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gpu_uvd_dpot_error(GPU_UVD_DPOT_INVALID_WIPER_ERROR);
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}
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if ((rc = iic_read(GPU_UVD_DPOT_IIC_BUS, GPU_UVD_DPOT_IIC_ADDRESS, &read_data[0], 1, &read_data[1], 1, IIC_COMBINED)))
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gpu_uvd_dpot_error(rc);
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return read_data[1];
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}
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static void gpu_uvd_dpot_set_wiper_voltage(gpu_uvd_dpot_wiper wiper, uint8_t wiper_voltage)
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{
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int rc = 0;
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uint8_t write_data[2];
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uint8_t written_wiper_voltage;
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switch (wiper) {
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case GPU_UVD_DPOT_WIPER_A:
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write_data[0] = GPU_UVD_DPOT_IVRA;
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break;
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case GPU_UVD_DPOT_WIPER_B:
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write_data[0] = GPU_UVD_DPOT_IVRB;
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break;
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default:
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gpu_uvd_dpot_error(GPU_UVD_DPOT_INVALID_WIPER_ERROR);
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}
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write_data[1] = wiper_voltage;
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if ((rc = iic_write(GPU_UVD_DPOT_IIC_BUS, GPU_UVD_DPOT_IIC_ADDRESS, write_data, 2)))
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gpu_uvd_dpot_error(rc);
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gpu_uvd_dpot_poll_busy_bit();
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written_wiper_voltage = gpu_uvd_dpot_get_wiper_voltage(wiper);
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if (written_wiper_voltage != write_data[1]) {
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dprintf(DEBUG_CRITICAL, "GPU UVD: Error writing to GPU_UVD_DPOT_WIPER%s. Expected (0x%x) but read (0x%x).\n",
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((wiper == GPU_UVD_DPOT_WIPER_A) ? "A" : "B"), write_data[1], written_wiper_voltage);
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gpu_uvd_dpot_error(GPU_UVD_DPOT_READ_MISMATCH_ERROR);
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}
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}
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static bool gpu_uvd_dpot_is_nvmem_writable(void)
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{
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int rc = 0;
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uint8_t read_data[2] = { 0 };
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read_data[0] = GPU_UVD_DPOT_ACR;
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if ((rc = iic_read(GPU_UVD_DPOT_IIC_BUS, GPU_UVD_DPOT_IIC_ADDRESS, &read_data[0], 1, &read_data[1], 1, IIC_COMBINED)))
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gpu_uvd_dpot_error(rc);
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return read_data[1] != 0xc0;
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}
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static void gpu_uvd_dpot_set_nvmem_writable(bool enable)
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{
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// Clearing ACR[7] bit enables NV writes; ACR[6] always set to disable shutdown mode
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uint8_t acr_config = (enable) ? 0x40 : 0xc0;
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uint8_t write_data[2];
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uint8_t read_data[2];
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int rc = 0;
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write_data[0] = GPU_UVD_DPOT_ACR;
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write_data[1] = acr_config;
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if ((rc = iic_write(GPU_UVD_DPOT_IIC_BUS, GPU_UVD_DPOT_IIC_ADDRESS, write_data, 2)))
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gpu_uvd_dpot_error(rc);
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gpu_uvd_dpot_poll_busy_bit();
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read_data[0] = GPU_UVD_DPOT_ACR;
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if ((rc = iic_read(GPU_UVD_DPOT_IIC_BUS, GPU_UVD_DPOT_IIC_ADDRESS, &read_data[0], 1, &read_data[1], 1, IIC_COMBINED)))
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gpu_uvd_dpot_error(rc);
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if (read_data[1] != write_data[1]) {
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dprintf(DEBUG_CRITICAL, "GPU UVD: Error writing to GPU_UVD_DPOT_ACR. Expected (0x%x) but read (0x%x).\n",
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write_data[1], read_data[1]);
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gpu_uvd_dpot_error(GPU_UVD_DPOT_READ_MISMATCH_ERROR);
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}
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}
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static void gpu_uvd_dpot_init(void)
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{
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uint32_t wiper_voltage_a, wiper_voltage_b;
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uint32_t pmu_v_uvd_voltage;
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// Get V4 voltage, convert to PMU VSEL, and convert back to mV to get actual PMU output for wiper equations
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pmu_v_uvd_voltage = chipid_get_gpu_voltage(CHIPID_GPU_VOLTAGE_V_UVD);
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platform_convert_voltages(BUCK_GPU, 1, &pmu_v_uvd_voltage);
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pmu_v_uvd_voltage = platform_get_dwi_to_mv(BUCK_GPU, pmu_v_uvd_voltage);
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// Use 32-bit fixed point arithmetic with a scaling factor of 1e4 to determine wiper voltage codes
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// Take ceiling of integer division using ceiling(x/y) = truncate[(x + y - 1) / y]
|
||
|
// Code_UVD,det = Code_WiperA = 1280.06 * (VSEL_P6,volts - 0.08) - 1216.51
|
||
|
wiper_voltage_a = (128006 * pmu_v_uvd_voltage - 10240480 - 121651000 + 100000 - 1) / 100000;
|
||
|
// Code_ARM,th = Code_WiperB = 1280.06 * (VSEL_P6,volts - 0.045) - 1216.51
|
||
|
wiper_voltage_b = (128006 * pmu_v_uvd_voltage - 5760270 - 121651000 + 100000 - 1) / 100000;
|
||
|
|
||
|
gpio_write(GPIO_SOC2GPUUVD_EN, 1); // Enable GPU UVD system
|
||
|
|
||
|
spin(10000); // Wait 10 ms for GPU UVD setup
|
||
|
|
||
|
gpu_uvd_dpot_poll_busy_bit();
|
||
|
|
||
|
// Check to configure Wiper A (minimize EEPROM writes to maximize on 100k write cycle endurance)
|
||
|
if (gpu_uvd_dpot_get_wiper_voltage(GPU_UVD_DPOT_WIPER_A) != wiper_voltage_a) {
|
||
|
if (!gpu_uvd_dpot_is_nvmem_writable())
|
||
|
gpu_uvd_dpot_set_nvmem_writable(true);
|
||
|
|
||
|
gpu_uvd_dpot_set_wiper_voltage(GPU_UVD_DPOT_WIPER_A, wiper_voltage_a);
|
||
|
}
|
||
|
|
||
|
// Check to configure Wiper B
|
||
|
if (gpu_uvd_dpot_get_wiper_voltage(GPU_UVD_DPOT_WIPER_B) != wiper_voltage_b) {
|
||
|
if (!gpu_uvd_dpot_is_nvmem_writable())
|
||
|
gpu_uvd_dpot_set_nvmem_writable(true);
|
||
|
|
||
|
gpu_uvd_dpot_set_wiper_voltage(GPU_UVD_DPOT_WIPER_B, wiper_voltage_b);
|
||
|
}
|
||
|
|
||
|
// Check to disable non-volatile writes
|
||
|
if (gpu_uvd_dpot_is_nvmem_writable())
|
||
|
gpu_uvd_dpot_set_nvmem_writable(false);
|
||
|
|
||
|
gpio_write(GPIO_SOC2GPUUVD_EN, 0); // Disable GPU UVD system
|
||
|
}
|
||
|
#endif
|
||
|
// End DPOT code
|
||
|
|
||
|
void target_early_init(void)
|
||
|
{
|
||
|
// Get the display panel type.
|
||
|
ipad5c_get_display_info();
|
||
|
|
||
|
#if WITH_HW_POWER
|
||
|
int rc;
|
||
|
const uint32_t bid=platform_get_board_id();
|
||
|
if ( bid == TARGET_BOARD_ID_J98DEV || bid == TARGET_BOARD_ID_J99DEV ) {
|
||
|
rc = pmu_set_data(0, 0x040e, 0xc8, true);
|
||
|
if ( rc!=0 ) dprintf(DEBUG_INFO, "pmu: write failed (%d)\n", rc);
|
||
|
}
|
||
|
#if PRODUCT_LLB || PRODUCT_IBSS
|
||
|
// <rdar://problem/18601044> J99 EVT+ Hall-Effect Sensor IRQs change
|
||
|
if (!target_config_ap() || (ipad5c_get_board_rev() > J99_EVT_PLUS_BOARD_REV)) {
|
||
|
// GPIO11
|
||
|
rc = pmu_set_data(0, 0x040a, 0xea, true);
|
||
|
if (rc != 0) dprintf(DEBUG_INFO, "pmu: write failed (%d)\n", rc);
|
||
|
|
||
|
// GPIO13
|
||
|
rc = pmu_set_data(0, 0x040c, 0xe8, true);
|
||
|
if (rc != 0) dprintf(DEBUG_INFO, "pmu: write failed (%d)\n", rc);
|
||
|
}
|
||
|
#if 0
|
||
|
// this change is making charge to not charge <rdar://problem/19146740>, disabling ...
|
||
|
// for detecting VCENTER on Ganges rdar://18532953
|
||
|
// set VSET to 3.73V allowing VCenter to 3.83 :: Vset + 100mV
|
||
|
charger_set_data(3, 0x1f8, 0x00, true);
|
||
|
charger_set_data(3, 0x1f9, 0x80, true);
|
||
|
#endif
|
||
|
#endif
|
||
|
#endif
|
||
|
#if PRODUCT_LLB || PRODUCT_IBSS
|
||
|
pmgr_update_dvfm(platform_get_board_id(),ipad5c_get_board_rev());
|
||
|
pmgr_update_gfx_states(platform_get_board_id(),ipad5c_get_board_rev());
|
||
|
|
||
|
if (pmgr_check_gpu_use650MHz_binned(platform_get_board_id(), ipad5c_get_board_rev()) ||
|
||
|
pmgr_check_gpu_use650MHz_unbinned(platform_get_board_id(), ipad5c_get_board_rev())) {
|
||
|
gpu_uvd_dpot_init();
|
||
|
}
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
void target_late_init(void)
|
||
|
{
|
||
|
//Check if board is deprecated
|
||
|
if (check_is_board_deprecated && is_board_deprecated()) {
|
||
|
platform_not_supported();
|
||
|
}
|
||
|
|
||
|
}
|
||
|
|
||
|
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)
|
||
|
{
|
||
|
#if (APPLICATION_IBOOT && (PRODUCT_IBOOT || PRODUCT_IBEC))
|
||
|
switch(target_get_display_panel_type()){
|
||
|
case DISPLAY_PANEL_TYPE_CAMELIA:
|
||
|
dp.mode = 0x1;
|
||
|
dp.type = 0x1;
|
||
|
dp.min_link_rate = 0xa;
|
||
|
dp.max_link_rate = 0xa;
|
||
|
dp.lanes = 0x4;
|
||
|
dp.ssc = 0x0;
|
||
|
dp.alpm = 0x0;
|
||
|
dp.vrr_enable = 0x1;
|
||
|
dp.vrr_on = 0x0;
|
||
|
dp.rx_n1= 0x0;
|
||
|
dp.rx_n2= 0x0;
|
||
|
dp.rx_n3= 0x0;
|
||
|
dp.rx_n5= 0x0;
|
||
|
dp.fast_link_training = true;
|
||
|
break;
|
||
|
case DISPLAY_PANEL_TYPE_TULIP:
|
||
|
dp.mode = 0x1;
|
||
|
dp.type = 0x1;
|
||
|
dp.min_link_rate = 0xc;
|
||
|
dp.max_link_rate = 0xc;
|
||
|
dp.lanes = 0x4;
|
||
|
dp.ssc = 0x0;
|
||
|
dp.alpm = 0x1;
|
||
|
dp.vrr_enable = 0x1;
|
||
|
dp.vrr_on = 0x1;
|
||
|
dp.rx_n1= 25;
|
||
|
dp.rx_n2= 2;
|
||
|
dp.rx_n3= 16030;
|
||
|
dp.rx_n5= 0x0;
|
||
|
dp.fast_link_training = true;
|
||
|
break;
|
||
|
}
|
||
|
return ((void *)(&dp));
|
||
|
#else
|
||
|
return NULL;
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
#if WITH_ENV
|
||
|
|
||
|
void target_setup_default_environment(void)
|
||
|
{
|
||
|
uint32_t panel_type_index;
|
||
|
// boot-device is set in platform's init.c
|
||
|
env_set("display-color-space","RGB888", 0);
|
||
|
panel_type_index = target_get_display_panel_type();
|
||
|
env_set("display-timing", display_panel_types[panel_type_index], 0);
|
||
|
|
||
|
if (panel_type_index == DISPLAY_PANEL_TYPE_CAMELIA) {
|
||
|
env_set("adfe-tunables", "camelia", 0);
|
||
|
env_set("adbe-tunables", "camelia", 0);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
#endif
|
||
|
|
||
|
#if WITH_DEVICETREE
|
||
|
|
||
|
// <rdar://problem/17365777> J99 Proto2: Update Device Tree to move BT & WiFi Enable Controls to the IOExpander
|
||
|
void target_ipad5c_use_pmu_gpios_wlan_bt(void)
|
||
|
{
|
||
|
DTNode *node;
|
||
|
uint32_t propSize;
|
||
|
char *propName;
|
||
|
void *propData;
|
||
|
|
||
|
if (FindNode(0, WIFI_DTPATH, &node)) {
|
||
|
//Fix reg on property
|
||
|
propName = "function-reg_on_p1";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
memset(propName, 0, kPropNameLength);
|
||
|
strlcpy(propName, "function-reg_on", kPropNameLength);
|
||
|
}
|
||
|
propName = "function-reg_on";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
// Disable the proto2 and greater property
|
||
|
propName[0] = '~';
|
||
|
}
|
||
|
}
|
||
|
|
||
|
//Fix bluetooth
|
||
|
if (FindNode(0, BT_DTPATH, &node)) {
|
||
|
//Fix reg on property
|
||
|
propName = "function-power_enable_p1";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
memset(propName, 0, kPropNameLength);
|
||
|
strlcpy(propName, "function-power_enable", kPropNameLength);
|
||
|
}
|
||
|
propName = "function-power_enable";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
// Disable the proto2 and greater property
|
||
|
propName[0] = '~';
|
||
|
}
|
||
|
}
|
||
|
//disable the gpio expander driver
|
||
|
if (FindNode(0, "arm-io/i2c3/tca7408", &node)) {
|
||
|
propName = "compatible";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
// Disable the proto2 and greater property
|
||
|
propName[0] = '~';
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void hid_update_device_tree()
|
||
|
{
|
||
|
DTNode *node;
|
||
|
char *propName;
|
||
|
uint32_t propSize;
|
||
|
void *propData;
|
||
|
|
||
|
|
||
|
if (FindNode(0, "arm-io/spi1/multi-touch", &node)) {
|
||
|
propName = "compatible";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
memset(propData, 0, propSize);
|
||
|
strlcpy(propData, display_switch_types[display_switch], propSize);
|
||
|
}
|
||
|
if (display_switch != DISPLAY_SWITCH_TYPE_KONA) {
|
||
|
//Fix up the device tree to support pre Kona touch
|
||
|
propName = "function-clock_enable";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
propName[0] = '~';
|
||
|
}
|
||
|
propName = "function-clock_enPre3";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
strlcpy(propName, "function-clock_enable", strlen(propName)+1);
|
||
|
}
|
||
|
propName = "function-power_ana";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
propName[0] = '~';
|
||
|
}
|
||
|
propName = "function-power_pp3";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
strlcpy(propName, "function-power_ana", strlen(propName)+1);
|
||
|
}
|
||
|
} else {
|
||
|
propName = "swd-flash-update";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
propName[0] = '~';
|
||
|
}
|
||
|
}
|
||
|
propName = "multitouch-to-display-offset";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
syscfgCopyDataForTag('MtDO', propData, propSize);
|
||
|
}
|
||
|
propName = "firefly-calibration";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
syscfgCopyDataForTag('FfCl', propData, propSize);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
//Remove when all HW prior to EVT is deprecated
|
||
|
static void ipad5c_set_old_backlight_values(DTNode *node)
|
||
|
{
|
||
|
uint32_t propSize;
|
||
|
char *propName;
|
||
|
void *propData;
|
||
|
|
||
|
propName = "milliAmps2DACPart1MaxCurrent";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
((uint32_t *)propData)[0] = 0x00030000;
|
||
|
}
|
||
|
propName = "milliAmps2DACPart2MaxCurrent";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
((uint32_t *)propData)[0] = 0x00140000;
|
||
|
}
|
||
|
propName = "calibratedMaxCurrent";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
((uint32_t *)propData)[0] = 0x0011E3D7;
|
||
|
}
|
||
|
propName = "calibratedMidCurrent";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
((uint32_t *)propData)[0] = 0x00068000;
|
||
|
}
|
||
|
propName = "mA2Nits2ndOrderCoef";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
((uint32_t *)propData)[0] = 0xFFFFFFF9;
|
||
|
}
|
||
|
propName = "mA2Nits1stOrderCoef";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
((uint32_t *)propData)[0] = 0x00000ED1;
|
||
|
}
|
||
|
propName = "mA2Nits0thOrderCoef";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
((uint32_t *)propData)[0] = 0xFFFFFFDC;
|
||
|
}
|
||
|
propName = "nits2mAmps2ndOrderCoef";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
((uint32_t *)propData)[0] = 0x0000A100;
|
||
|
}
|
||
|
propName = "nits2mAmps1stOrderCoef";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
((uint32_t *)propData)[0] = 0x00114042;
|
||
|
}
|
||
|
propName = "nits2mAmps0thOrderCoef";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
((uint32_t *)propData)[0] = 0x000002B7;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
int target_update_device_tree(void)
|
||
|
{
|
||
|
#if WITH_HW_DISPLAY_EDP
|
||
|
DTNode *clcd_node = NULL, *backlight_node = NULL, *lcd_node = NULL;
|
||
|
DTNode *lpdp_node = NULL;
|
||
|
DTNode *node;
|
||
|
#endif
|
||
|
|
||
|
uint32_t propSize;
|
||
|
char *propName;
|
||
|
void *propData;
|
||
|
dt_node_t *dtnode;
|
||
|
|
||
|
#if WITH_HW_DISPLAY_EDP
|
||
|
if (FindNode(0, DP_DTPATH, &node)) {
|
||
|
extern int edp_update_device_tree(DTNode *edp_node, DTNode *lcd_node, DTNode *clcd_node, DTNode *backlight_node);
|
||
|
FindNode(0, "arm-io/disp0", &clcd_node);
|
||
|
FindNode(0, DP_DTPATH "/lcd", &lcd_node);
|
||
|
FindNode(0, "backlight", &backlight_node);
|
||
|
edp_update_device_tree(node, lcd_node, clcd_node, backlight_node);
|
||
|
|
||
|
extern int lpdp_phy_update_device_tree(DTNode *lpdp_node);
|
||
|
FindNode(0, DPPHY_DTPATH, &lpdp_node);
|
||
|
lpdp_phy_update_device_tree(lpdp_node);
|
||
|
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
// Update the codec node with acoustic transducer scale data
|
||
|
{
|
||
|
uint8_t atscData[20];
|
||
|
|
||
|
if (syscfgCopyDataForTag('ATSc', atscData, sizeof(atscData)) > 0) {
|
||
|
// Update codec
|
||
|
if (FindNode(0, "arm-io/spi3/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));
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// Update the speaker calibration data
|
||
|
if (FindNode(0, "arm-io/i2c1/audio-speaker0", &node)) {
|
||
|
propName = "speaker-calib";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
syscfgCopyDataForTag('SpCl', propData, propSize);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// Update the als calibration data for all nodes that may be present on the dev board
|
||
|
if (FindNode(0, "arm-io/i2c2/als1", &node)) {
|
||
|
propName = "alsCalibration";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
syscfgCopyDataForTag('LSCI', propData, propSize);
|
||
|
}
|
||
|
}
|
||
|
if (FindNode(0, "arm-io/i2c2/als2", &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);
|
||
|
}
|
||
|
|
||
|
//<rdar://problem/18433591> J99: Update screen brightness settings for EVT systems
|
||
|
//Default is evt. Fix preevt
|
||
|
if (ipad5c_get_board_rev() > J99_EVT_BOARD_REV) {
|
||
|
ipad5c_set_old_backlight_values(node);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// Update the compass calibration data
|
||
|
if (FindNode(0, "arm-io/uart7/oscar/compass", &node)) {
|
||
|
propName = "compass-calibration";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
syscfgCopyDataForTag('CPAS', propData, propSize);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// Update the gyro calibration data
|
||
|
if (FindNode(0, "arm-io/uart7/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/uart7/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 pressure sensor calibration data
|
||
|
if (FindNode(0, "arm-io/uart7/oscar/pressure", &node)) {
|
||
|
propName = "pressure-offset-calibration";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
syscfgCopyDataForTag('SPPO', propData, propSize);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// WLAN Capri A0 workarounds -- !!!FIXME!!! Remove this when Capri A0 is deprecated
|
||
|
// <rdar://problem/16597296> Remove Capri A0 PCIe hacks
|
||
|
if (FindNode(0, "arm-io/apcie/pci-bridge1/wlan", &node)) {
|
||
|
if (chipid_get_chip_revision() > CHIP_REVISION_A0) {
|
||
|
// Disable workarounds for Capri A1 and later.
|
||
|
propName = "acpie-l1ss-workaround";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
propName[0] = '~';
|
||
|
}
|
||
|
propName = "pci-wake-l1pm-disable";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
propName[0] = '~';
|
||
|
}
|
||
|
} else {
|
||
|
// Fix up the hacks for Capri A0
|
||
|
propName = "pci-l1pm-control";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
propName[0] = '~';
|
||
|
}
|
||
|
propName = "pci-l1pm-control-a0";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
propName[16] = '\0';
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
const uint32_t board_id = platform_get_board_id();
|
||
|
// IO expander GPIO 4 is not used on EVT2, so disable function-acc_sw_en.
|
||
|
if ((board_id == TARGET_BOARD_ID_J98AP || board_id == TARGET_BOARD_ID_J99AP) && (ipad5c_get_board_rev() <= J99_EVT2_BOARD_REV)) {
|
||
|
if (FindNode(0, "dock-orion", &node)) {
|
||
|
propName = "function-acc_sw_en";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
propName[0] = '~';
|
||
|
}
|
||
|
}
|
||
|
} else {
|
||
|
// Undo IO expander otp-data values in device tree, which were set for EVT2.
|
||
|
if (FindNode(0, "arm-io/i2c3/tca7408", &node)) {
|
||
|
propName = "otp-data";
|
||
|
if (FindProperty(node, &propName, &propData, &propSize)) {
|
||
|
((uint32_t *)propData)[0] = 0xff000000;
|
||
|
((uint32_t *)propData)[1] = 0x00000000;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
/*
|
||
|
* Need to support HW which does not have the GPIO Expander.
|
||
|
* HW before Proto2 do not have the expander
|
||
|
* HW before Dev2 do not have the expander
|
||
|
*/
|
||
|
if (((board_id == TARGET_BOARD_ID_J98AP || board_id == TARGET_BOARD_ID_J99AP) && (ipad5c_get_board_rev() >= J99_PROTO1_BOARD_REV_CHINA)) ||
|
||
|
((board_id == TARGET_BOARD_ID_J98DEV || board_id == TARGET_BOARD_ID_J99DEV) && (ipad5c_get_board_rev() < J98_DEV2_BOARD_REV))) {
|
||
|
target_ipad5c_use_pmu_gpios_wlan_bt();
|
||
|
}
|
||
|
|
||
|
// EVT2 (or dev boards with dip switches set to EVT2) will use the micro based Orion
|
||
|
// Older revs will continue to support TriStar based Orion for bring-up
|
||
|
if (ipad5c_get_board_rev() == J99_EVT2_BOARD_REV) {
|
||
|
// Enable Micro Orion
|
||
|
if (dt_find_node(0, "arm-io/i2c1/orion-ic", &dtnode)) {
|
||
|
propName = "AAPL,ignore";
|
||
|
if (dt_get_prop(dtnode, &propName, &propData, &propSize)) {
|
||
|
dt_remove_prop(dtnode, propName);
|
||
|
}
|
||
|
}
|
||
|
// Enable aod flashing of Orion's FW
|
||
|
if (dt_find_node(0, "arm-io/aod4", &dtnode)) {
|
||
|
propName = "AAPL,ignore";
|
||
|
if (dt_get_prop(dtnode, &propName, &propData, &propSize)) {
|
||
|
dt_remove_prop(dtnode, propName);
|
||
|
}
|
||
|
}
|
||
|
} else {
|
||
|
// Enable TriStar Orion
|
||
|
if (dt_find_node(0, "arm-io/i2c1/tristar-orion", &dtnode)) {
|
||
|
propName = "AAPL,ignore";
|
||
|
if (dt_get_prop(dtnode, &propName, &propData, &propSize)) {
|
||
|
dt_remove_prop(dtnode, propName);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
hid_update_device_tree();
|
||
|
|
||
|
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 000200009B9899003C3B3B0000000000
|
||
|
// 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
|