diff options
Diffstat (limited to 'baseboard/kukui/baseboard.c')
| -rw-r--r-- | baseboard/kukui/baseboard.c | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/baseboard/kukui/baseboard.c b/baseboard/kukui/baseboard.c deleted file mode 100644 index bdd4277b5c..0000000000 --- a/baseboard/kukui/baseboard.c +++ /dev/null @@ -1,130 +0,0 @@ -/* Copyright 2019 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -#include "adc.h" -#include "adc_chip.h" -#include "gpio.h" -#include "hooks.h" -#include "registers.h" -#include "timer.h" - -#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args) -#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args) - -void board_reset_pd_mcu(void) -{ -} - -void board_config_pre_init(void) -{ - STM32_RCC_AHBENR |= STM32_RCC_HB_DMA1; - /* - * Remap USART1 and SPI2 DMA: - * - * Ch4: USART1_TX / Ch5: USART1_RX (1000) - * Ch6: SPI2_RX / Ch7: SPI2_TX (0011) - */ - STM32_DMA_CSELR(STM32_DMAC_CH4) = (8 << 12) | (8 << 16) | - (3 << 20) | (3 << 24); -} - -enum kukui_board_version { - BOARD_VERSION_UNKNOWN = -1, - BOARD_VERSION_REV0 = 0, - BOARD_VERSION_REV1 = 1, - BOARD_VERSION_REV2 = 2, - BOARD_VERSION_REV3 = 3, - BOARD_VERSION_REV4 = 4, - BOARD_VERSION_REV5 = 5, - BOARD_VERSION_REV6 = 6, - BOARD_VERSION_REV7 = 7, - BOARD_VERSION_REV8 = 8, - BOARD_VERSION_REV9 = 9, - BOARD_VERSION_REV10 = 10, - BOARD_VERSION_REV11 = 11, - BOARD_VERSION_REV12 = 12, - BOARD_VERSION_REV13 = 13, - BOARD_VERSION_REV14 = 14, - BOARD_VERSION_REV15 = 15, - BOARD_VERSION_COUNT, -}; - -struct { - enum kukui_board_version version; - int expect_mv; -} const kukui_boards[] = { - { BOARD_VERSION_REV0, 109 }, /* 51.1K , 2.2K(gru 3.3K) ohm */ - { BOARD_VERSION_REV1, 211 }, /* 51.1k , 6.8K ohm */ - { BOARD_VERSION_REV2, 319 }, /* 51.1K , 11K ohm */ - { BOARD_VERSION_REV3, 427 }, /* 56K , 17.4K ohm */ - { BOARD_VERSION_REV4, 542 }, /* 51.1K , 22K ohm */ - { BOARD_VERSION_REV5, 666 }, /* 51.1K , 30K ohm */ - { BOARD_VERSION_REV6, 781 }, /* 51.1K , 39.2K ohm */ - { BOARD_VERSION_REV7, 900 }, /* 56K , 56K ohm */ - { BOARD_VERSION_REV8, 1023 }, /* 47K , 61.9K ohm */ - { BOARD_VERSION_REV9, 1137 }, /* 47K , 80.6K ohm */ - { BOARD_VERSION_REV10, 1240 }, /* 56K , 124K ohm */ - { BOARD_VERSION_REV11, 1343 }, /* 51.1K , 150K ohm */ - { BOARD_VERSION_REV12, 1457 }, /* 47K , 200K ohm */ - { BOARD_VERSION_REV13, 1576 }, /* 47K , 330K ohm */ - { BOARD_VERSION_REV14, 1684 }, /* 47K , 680K ohm */ - { BOARD_VERSION_REV15, 1800 }, /* 56K , NC */ -}; -BUILD_ASSERT(ARRAY_SIZE(kukui_boards) == BOARD_VERSION_COUNT); - -#define THRESHOLD_MV 56 /* Simply assume 1800/16/2 */ - -int board_get_version(void) -{ - static int version = BOARD_VERSION_UNKNOWN; - int mv; - int i; - - if (version != BOARD_VERSION_UNKNOWN) - return version; - - gpio_set_level(GPIO_EC_BOARD_ID_EN_L, 0); - /* Wait to allow cap charge */ - msleep(10); - mv = adc_read_channel(ADC_BOARD_ID); - - if (mv == ADC_READ_ERROR) - mv = adc_read_channel(ADC_BOARD_ID); - - gpio_set_level(GPIO_EC_BOARD_ID_EN_L, 1); - - for (i = 0; i < BOARD_VERSION_COUNT; ++i) { - if (mv < kukui_boards[i].expect_mv + THRESHOLD_MV) { - version = kukui_boards[i].version; - break; - } - } - - /* - * For devices without pogo, Disable ADC module after we detect the - * board version, since this is the only thing ADC module needs to do - * for this board. - */ - if (CONFIG_DEDICATED_CHARGE_PORT_COUNT == 0 && - version != BOARD_VERSION_UNKNOWN) - adc_disable(); - - return version; -} - -static void baseboard_spi_init(void) -{ - /* Set SPI PA15,PB3/4/5/13/14/15 pins to high speed */ - STM32_GPIO_OSPEEDR(GPIO_A) |= 0xc0000000; - STM32_GPIO_OSPEEDR(GPIO_B) |= 0xfc000fc0; -} -DECLARE_HOOK(HOOK_INIT, baseboard_spi_init, HOOK_PRIO_INIT_SPI + 1); - -#ifndef VARIANT_KUKUI_BATTERY_SMART -int board_allow_i2c_passthru(int port) -{ - return (port == I2C_PORT_VIRTUAL_BATTERY); -} -#endif |