blob: e9e8eea2d094ced04d39f9d19672d2ab5029248e [file] [log] [blame]
/* Copyright (c) 2014-2015 The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <debug.h>
#include <platform/iomap.h>
#include <platform/irqs.h>
#include <platform/gpio.h>
#include <reg.h>
#include <target.h>
#include <platform.h>
#include <dload_util.h>
#include <uart_dm.h>
#include <mmc.h>
#include <spmi.h>
#include <board.h>
#include <smem.h>
#include <baseband.h>
#include <regulator.h>
#include <dev/keys.h>
#include <pm8x41.h>
#include <crypto5_wrapper.h>
#include <clock.h>
#include <partition_parser.h>
#include <scm.h>
#include <platform/clock.h>
#include <platform/gpio.h>
#include <platform/timer.h>
#include <stdlib.h>
#include <ufs.h>
#include <boot_device.h>
#include <qmp_phy.h>
#include <sdhci_msm.h>
#include <qusb2_phy.h>
#include <rpmb.h>
#include <rpm-glink.h>
#if ENABLE_WBC
#include <pm_app_smbchg.h>
#endif
#define CE_INSTANCE 1
#define CE_EE 1
#define CE_FIFO_SIZE 64
#define CE_READ_PIPE 3
#define CE_WRITE_PIPE 2
#define CE_READ_PIPE_LOCK_GRP 0
#define CE_WRITE_PIPE_LOCK_GRP 0
#define CE_ARRAY_SIZE 20
#define PMIC_ARB_CHANNEL_NUM 0
#define PMIC_ARB_OWNER_ID 0
static void set_sdc_power_ctrl(void);
static uint32_t mmc_pwrctl_base[] =
{ MSM_SDC1_BASE, MSM_SDC2_BASE };
static uint32_t mmc_sdhci_base[] =
{ MSM_SDC1_SDHCI_BASE, MSM_SDC2_SDHCI_BASE };
static uint32_t mmc_sdc_pwrctl_irq[] =
{ SDCC1_PWRCTL_IRQ, SDCC2_PWRCTL_IRQ };
struct mmc_device *dev;
struct ufs_dev ufs_device;
void target_early_init(void)
{
#if WITH_DEBUG_UART
uart_dm_init(8, 0, BLSP2_UART1_BASE);
#endif
}
/* Return 1 if vol_up pressed */
int target_volume_up()
{
uint8_t status = 0;
struct pm8x41_gpio gpio;
/* Configure the GPIO */
gpio.direction = PM_GPIO_DIR_IN;
gpio.function = 0;
gpio.pull = PM_GPIO_PULL_UP_30;
gpio.vin_sel = 2;
pm8x41_gpio_config(2, &gpio);
/* Wait for the pmic gpio config to take effect */
thread_sleep(1);
/* Get status of P_GPIO_5 */
pm8x41_gpio_get(2, &status);
return !status; /* active low */
}
/* Return 1 if vol_down pressed */
uint32_t target_volume_down()
{
return pm8x41_resin_status();
}
static void target_keystatus()
{
keys_init();
if(target_volume_down())
keys_post_event(KEY_VOLUMEDOWN, 1);
if(target_volume_up())
keys_post_event(KEY_VOLUMEUP, 1);
}
void target_uninit(void)
{
if (platform_boot_dev_isemmc())
{
mmc_put_card_to_sleep(dev);
}
if (is_sec_app_loaded())
{
if (unload_sec_app() < 0)
{
dprintf(CRITICAL, "Failed to unload App for rpmb\n");
ASSERT(0);
}
}
#if ENABLE_WBC
if (board_hardware_id() == HW_PLATFORM_MTP)
pm_appsbl_set_dcin_suspend(1);
#endif
/* Tear down glink channels */
rpm_glink_uninit();
if (rpmb_uninit() < 0)
{
dprintf(CRITICAL, "RPMB uninit failed\n");
ASSERT(0);
}
}
static void set_sdc_power_ctrl()
{
/* Drive strength configs for sdc pins */
struct tlmm_cfgs sdc1_hdrv_cfg[] =
{
{ SDC1_CLK_HDRV_CTL_OFF, TLMM_CUR_VAL_16MA, TLMM_HDRV_MASK, SDC1_HDRV_PULL_CTL },
{ SDC1_CMD_HDRV_CTL_OFF, TLMM_CUR_VAL_10MA, TLMM_HDRV_MASK, SDC1_HDRV_PULL_CTL },
{ SDC1_DATA_HDRV_CTL_OFF, TLMM_CUR_VAL_10MA, TLMM_HDRV_MASK, SDC1_HDRV_PULL_CTL },
};
/* Pull configs for sdc pins */
struct tlmm_cfgs sdc1_pull_cfg[] =
{
{ SDC1_CLK_PULL_CTL_OFF, TLMM_NO_PULL, TLMM_PULL_MASK, SDC1_HDRV_PULL_CTL },
{ SDC1_CMD_PULL_CTL_OFF, TLMM_PULL_UP, TLMM_PULL_MASK, SDC1_HDRV_PULL_CTL },
{ SDC1_DATA_PULL_CTL_OFF, TLMM_PULL_UP, TLMM_PULL_MASK, SDC1_HDRV_PULL_CTL },
};
struct tlmm_cfgs sdc1_rclk_cfg[] =
{
{ SDC1_RCLK_PULL_CTL_OFF, TLMM_PULL_DOWN, TLMM_PULL_MASK, SDC1_HDRV_PULL_CTL },
};
/* Set the drive strength & pull control values */
tlmm_set_hdrive_ctrl(sdc1_hdrv_cfg, ARRAY_SIZE(sdc1_hdrv_cfg));
tlmm_set_pull_ctrl(sdc1_pull_cfg, ARRAY_SIZE(sdc1_pull_cfg));
tlmm_set_pull_ctrl(sdc1_rclk_cfg, ARRAY_SIZE(sdc1_rclk_cfg));
}
void target_sdc_init()
{
struct mmc_config_data config = {0};
/* Set drive strength & pull ctrl values */
set_sdc_power_ctrl();
config.bus_width = DATA_BUS_WIDTH_8BIT;
config.max_clk_rate = MMC_CLK_192MHZ;
config.hs400_support = 1;
/* Try slot 1*/
config.slot = 1;
config.sdhc_base = mmc_sdhci_base[config.slot - 1];
config.pwrctl_base = mmc_pwrctl_base[config.slot - 1];
config.pwr_irq = mmc_sdc_pwrctl_irq[config.slot - 1];
if (!(dev = mmc_init(&config)))
{
/* Try slot 2 */
config.slot = 2;
config.max_clk_rate = MMC_CLK_200MHZ;
config.sdhc_base = mmc_sdhci_base[config.slot - 1];
config.pwrctl_base = mmc_pwrctl_base[config.slot - 1];
config.pwr_irq = mmc_sdc_pwrctl_irq[config.slot - 1];
if (!(dev = mmc_init(&config)))
{
dprintf(CRITICAL, "mmc init failed!");
ASSERT(0);
}
}
}
void *target_mmc_device()
{
if (platform_boot_dev_isemmc())
return (void *) dev;
else
return (void *) &ufs_device;
}
void target_init(void)
{
dprintf(INFO, "target_init()\n");
pmic_info_populate();
spmi_init(PMIC_ARB_CHANNEL_NUM, PMIC_ARB_OWNER_ID);
/* Initialize Glink */
rpm_glink_init();
target_keystatus();
if (target_use_signed_kernel())
target_crypto_init_params();
platform_read_boot_config();
#ifdef MMC_SDHCI_SUPPORT
if (platform_boot_dev_isemmc())
{
target_sdc_init();
}
#endif
#ifdef UFS_SUPPORT
if (!platform_boot_dev_isemmc())
{
ufs_device.base = UFS_BASE;
ufs_init(&ufs_device);
}
#endif
/* Storage initialization is complete, read the partition table info */
mmc_read_partition_table(0);
#if ENABLE_WBC
/* Look for battery voltage and make sure we have enough to bootup
* Otherwise initiate battery charging
* Charging should happen as early as possible, any other driver
* initialization before this should consider the power impact
*/
if (board_hardware_id() == HW_PLATFORM_MTP)
pm_appsbl_chg_check_weak_battery_status(1);
#endif
if (rpmb_init() < 0)
{
dprintf(CRITICAL, "RPMB init failed\n");
ASSERT(0);
}
}
unsigned board_machtype(void)
{
return LINUX_MACHTYPE_UNKNOWN;
}
/* Detect the target type */
void target_detect(struct board_data *board)
{
/* This is filled from board.c */
}
static uint8_t splash_override;
/* Returns 1 if target supports continuous splash screen. */
int target_cont_splash_screen()
{
uint8_t splash_screen = 0;
if(!splash_override) {
switch(board_hardware_id())
{
case HW_PLATFORM_SURF:
case HW_PLATFORM_MTP:
case HW_PLATFORM_FLUID:
dprintf(SPEW, "Target_cont_splash=1\n");
splash_screen = 1;
break;
default:
dprintf(SPEW, "Target_cont_splash=0\n");
splash_screen = 0;
}
}
return splash_screen;
}
void target_force_cont_splash_disable(uint8_t override)
{
splash_override = override;
}
/* Detect the modem type */
void target_baseband_detect(struct board_data *board)
{
uint32_t platform;
platform = board->platform;
switch(platform) {
case APQ8096:
board->baseband = BASEBAND_APQ;
break;
case MSM8996:
if (board->platform_version == 0x10000)
board->baseband = BASEBAND_APQ;
else
board->baseband = BASEBAND_MSM;
break;
default:
dprintf(CRITICAL, "Platform type: %u is not supported\n",platform);
ASSERT(0);
};
}
unsigned target_baseband()
{
return board_baseband();
}
void target_serialno(unsigned char *buf)
{
unsigned int serialno;
if (target_is_emmc_boot()) {
serialno = mmc_get_psn();
snprintf((char *)buf, 13, "%x", serialno);
}
}
unsigned check_reboot_mode(void)
{
uint32_t restart_reason = 0;
uint32_t restart_reason_addr;
restart_reason_addr = RESTART_REASON_ADDR;
/* Read reboot reason and scrub it */
restart_reason = readl(restart_reason_addr);
writel(0x00, restart_reason_addr);
return restart_reason;
}
void reboot_device(unsigned reboot_reason)
{
uint8_t reset_type = 0;
/* Write the reboot reason */
writel(reboot_reason, RESTART_REASON_ADDR);
if(reboot_reason)
reset_type = PON_PSHOLD_WARM_RESET;
else
reset_type = PON_PSHOLD_HARD_RESET;
pm8994_reset_configure(reset_type);
/* Drop PS_HOLD for MSM */
writel(0x00, MPM2_MPM_PS_HOLD);
mdelay(5000);
dprintf(CRITICAL, "Rebooting failed\n");
}
int emmc_recovery_init(void)
{
return _emmc_recovery_init();
}
void target_usb_phy_reset()
{
usb30_qmp_phy_reset();
qusb2_phy_reset();
}
target_usb_iface_t* target_usb30_init()
{
target_usb_iface_t *t_usb_iface;
t_usb_iface = calloc(1, sizeof(target_usb_iface_t));
ASSERT(t_usb_iface);
t_usb_iface->phy_init = usb30_qmp_phy_init;
t_usb_iface->phy_reset = target_usb_phy_reset;
t_usb_iface->clock_init = clock_usb30_init;
t_usb_iface->vbus_override = 1;
return t_usb_iface;
}
/* identify the usb controller to be used for the target */
const char * target_usb_controller()
{
return "dwc";
}
uint32_t target_override_pll()
{
if (board_soc_version() >= 0x20000)
return 0;
else
return 1;
}
crypto_engine_type board_ce_type(void)
{
return CRYPTO_ENGINE_TYPE_SW;
}
/* Set up params for h/w CE. */
void target_crypto_init_params()
{
struct crypto_init_params ce_params;
/* Set up base addresses and instance. */
ce_params.crypto_instance = CE_INSTANCE;
ce_params.crypto_base = MSM_CE_BASE;
ce_params.bam_base = MSM_CE_BAM_BASE;
/* Set up BAM config. */
ce_params.bam_ee = CE_EE;
ce_params.pipes.read_pipe = CE_READ_PIPE;
ce_params.pipes.write_pipe = CE_WRITE_PIPE;
ce_params.pipes.read_pipe_grp = CE_READ_PIPE_LOCK_GRP;
ce_params.pipes.write_pipe_grp = CE_WRITE_PIPE_LOCK_GRP;
/* Assign buffer sizes. */
ce_params.num_ce = CE_ARRAY_SIZE;
ce_params.read_fifo_size = CE_FIFO_SIZE;
ce_params.write_fifo_size = CE_FIFO_SIZE;
/* BAM is initialized by TZ for this platform.
* Do not do it again as the initialization address space
* is locked.
*/
ce_params.do_bam_init = 0;
crypto_init_params(&ce_params);
}
unsigned target_pause_for_battery_charge(void)
{
uint8_t pon_reason = pm8x41_get_pon_reason();
uint8_t is_cold_boot = pm8x41_get_is_cold_boot();
dprintf(INFO, "%s : pon_reason is %d cold_boot:%d\n", __func__,
pon_reason, is_cold_boot);
/* In case of fastboot reboot,adb reboot or if we see the power key
* pressed we do not want go into charger mode.
* fastboot reboot is warm boot with PON hard reset bit not set
* adb reboot is a cold boot with PON hard reset bit set
*/
if (is_cold_boot &&
(!(pon_reason & HARD_RST)) &&
(!(pon_reason & KPDPWR_N)) &&
((pon_reason & PON1)))
return 1;
else
return 0;
}
int set_download_mode(enum dload_mode mode)
{
int ret = 0;
ret = scm_dload_mode(mode);
return ret;
}
void shutdown_device()
{
dprintf(CRITICAL, "Going down for shutdown.\n");
/* Configure PMIC for shutdown. */
pm8994_reset_configure(PON_PSHOLD_SHUTDOWN);
/* Drop PS_HOLD for MSM */
writel(0x00, MPM2_MPM_PS_HOLD);
mdelay(5000);
dprintf(CRITICAL, "Shutdown failed\n");
ASSERT(0);
}