a8229d9e62
Logic for changing power limit is the same for all boards with GPUs. It is still called from board_event() instead of in power_event() to maintain the current behavior of checking every main cycle. Signed-off-by: Tim Crawford <tcrawford@system76.com>
56 lines
1.2 KiB
C
56 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-3.0-only
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#include <board/battery.h>
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#include <board/board.h>
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#include <board/dgpu.h>
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#include <board/espi.h>
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#include <board/gctrl.h>
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#include <board/gpio.h>
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#include <board/power.h>
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#include <common/debug.h>
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extern uint8_t main_cycle;
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void board_init(void) {
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espi_init();
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// Make sure charger is in off state, also enables PSYS
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battery_charger_disable();
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// Allow CPU to boot
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gpio_set(&SB_KBCRST_N, true);
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// Allow backlight to be turned on
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gpio_set(&BKL_EN, true);
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// Enable camera
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gpio_set(&CCD_EN, true);
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// Enable wireless
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gpio_set(&BT_EN, true);
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gpio_set(&WLAN_EN, true);
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gpio_set(&WLAN_PWR_EN, true);
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// Enable right USB port
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gpio_set(&USB_PWR_EN_N, false);
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// Assert SMI# and SWI#
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gpio_set(&SMI_N, true);
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gpio_set(&SWI_N, true);
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// Enable POST codes
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SPCTRL1 |= 0xC8;
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}
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void board_event(void) {
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#if HAVE_DGPU
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power_set_limit();
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#endif // HAVE_DGPU
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espi_event();
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// Read POST codes
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while (P80H81HS & 1) {
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uint8_t p80h = P80HD;
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uint8_t p81h = P81HD;
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P80H81HS |= 1;
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DEBUG("POST %02X%02X\n", p81h, p80h);
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}
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}
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