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-rw-r--r--board/samus/gpio.inc200
1 files changed, 66 insertions, 134 deletions
diff --git a/board/samus/gpio.inc b/board/samus/gpio.inc
index f1d259b1e4..d1c954a17a 100644
--- a/board/samus/gpio.inc
+++ b/board/samus/gpio.inc
@@ -6,41 +6,23 @@
*/
/* Inputs with interrupt handlers are first for efficiency */
-/* Power button */
-GPIO(POWER_BUTTON_L, A, 2, GPIO_INT_BOTH_DSLEEP, power_button_interrupt)
-/* Lid switch */
-GPIO(LID_OPEN, A, 3, GPIO_INT_BOTH_DSLEEP, lid_interrupt)
-/* AC power present */
-GPIO(AC_PRESENT, H, 3, GPIO_INT_BOTH_DSLEEP, extpower_interrupt)
-/* SLP_S0# signal from PCH */
-GPIO(PCH_SLP_S0_L, G, 6, GPIO_INT_BOTH, power_signal_interrupt)
-/* SLP_S3# signal from PCH */
-GPIO(PCH_SLP_S3_L, G, 7, GPIO_INT_BOTH_DSLEEP, power_signal_interrupt)
-/* SLP_S5# signal from PCH */
-GPIO(PCH_SLP_S5_L, H, 1, GPIO_INT_BOTH_DSLEEP, power_signal_interrupt)
-/* SLP_SUS# signal from PCH */
-GPIO(PCH_SLP_SUS_L, G, 3, GPIO_INT_BOTH, power_signal_interrupt)
-/* SUSWARN# signal from PCH */
-GPIO(PCH_SUSWARN_L, G, 2, GPIO_INT_BOTH, power_signal_interrupt)
-/* Power good on 1.05V */
-GPIO(PP1050_PGOOD, H, 4, GPIO_INT_BOTH, power_signal_interrupt)
-/* Power good on 1.2V (DRAM) */
-GPIO(PP1200_PGOOD, H, 6, GPIO_INT_BOTH, power_signal_interrupt)
-/* Power good on 1.8V (DRAM) */
-GPIO(PP1800_PGOOD, L, 7, GPIO_INT_BOTH, power_signal_interrupt)
-/* Power good on core VR */
-GPIO(VCORE_PGOOD, C, 6, GPIO_INT_BOTH, power_signal_interrupt)
-/* Recovery signal from servo */
-GPIO(RECOVERY_L, A, 5, GPIO_PULL_UP | GPIO_INT_BOTH, switch_interrupt)
-/* Write protect input */
-GPIO(WP_L, A, 4, GPIO_INT_BOTH, switch_interrupt)
-/* PCH backlight input */
-GPIO(PCH_BL_EN, M, 3, GPIO_INT_RISING, backlight_interrupt)
-/* JTAG clock input */
-GPIO(JTAG_TCK, C, 0, GPIO_DEFAULT, jtag_interrupt)
-/* UART0 RX input */
-GPIO(UART0_RX, A, 0, GPIO_PULL_UP | GPIO_INT_BOTH_DSLEEP,
- uart_deepsleep_interrupt)
+GPIO(POWER_BUTTON_L, A, 2, GPIO_INT_BOTH_DSLEEP, power_button_interrupt) /* Power button */
+GPIO(LID_OPEN, A, 3, GPIO_INT_BOTH_DSLEEP, lid_interrupt) /* Lid switch */
+GPIO(AC_PRESENT, H, 3, GPIO_INT_BOTH_DSLEEP, extpower_interrupt) /* AC power present */
+GPIO(PCH_SLP_S0_L, G, 6, GPIO_INT_BOTH, power_signal_interrupt) /* SLP_S0# signal from PCH */
+GPIO(PCH_SLP_S3_L, G, 7, GPIO_INT_BOTH_DSLEEP, power_signal_interrupt) /* SLP_S3# signal from PCH */
+GPIO(PCH_SLP_S5_L, H, 1, GPIO_INT_BOTH_DSLEEP, power_signal_interrupt) /* SLP_S5# signal from PCH */
+GPIO(PCH_SLP_SUS_L, G, 3, GPIO_INT_BOTH, power_signal_interrupt) /* SLP_SUS# signal from PCH */
+GPIO(PCH_SUSWARN_L, G, 2, GPIO_INT_BOTH, power_signal_interrupt) /* SUSWARN# signal from PCH */
+GPIO(PP1050_PGOOD, H, 4, GPIO_INT_BOTH, power_signal_interrupt) /* Power good on 1.05V */
+GPIO(PP1200_PGOOD, H, 6, GPIO_INT_BOTH, power_signal_interrupt) /* Power good on 1.2V (DRAM) */
+GPIO(PP1800_PGOOD, L, 7, GPIO_INT_BOTH, power_signal_interrupt) /* Power good on 1.8V (DRAM) */
+GPIO(VCORE_PGOOD, C, 6, GPIO_INT_BOTH, power_signal_interrupt) /* Power good on core VR */
+GPIO(RECOVERY_L, A, 5, GPIO_PULL_UP | GPIO_INT_BOTH, switch_interrupt) /* Recovery signal from servo */
+GPIO(WP_L, A, 4, GPIO_INT_BOTH, switch_interrupt) /* Write protect input */
+GPIO(PCH_BL_EN, M, 3, GPIO_INT_RISING, backlight_interrupt) /* PCH backlight input */
+GPIO(JTAG_TCK, C, 0, GPIO_DEFAULT, jtag_interrupt) /* JTAG clock input */
+GPIO(UART0_RX, A, 0, GPIO_PULL_UP | GPIO_INT_BOTH_DSLEEP, uart_deepsleep_interrupt) /* UART0 RX input */
/*
* Combined accelerometer input. This will become an interrupt, once we have
@@ -56,112 +38,62 @@ GPIO(CAPSENSE_INT_L, N, 0, GPIO_INPUT, NULL)
#endif
/* Interrupt signal from PD MCU */
-GPIO(PD_MCU_INT_L, J, 5, GPIO_PULL_UP | GPIO_INT_FALLING | GPIO_INT_DSLEEP,
- pd_mcu_interrupt)
+GPIO(PD_MCU_INT_L, J, 5, GPIO_PULL_UP | GPIO_INT_FALLING | GPIO_INT_DSLEEP, pd_mcu_interrupt)
/* Other inputs */
-/* Board version stuffing resistor 1 */
-GPIO(BOARD_VERSION1, Q, 7, GPIO_INPUT, NULL)
-/* Board version stuffing resistor 2 */
-GPIO(BOARD_VERSION2, Q, 6, GPIO_INPUT, NULL)
-/* Board version stuffing resistor 3 */
-GPIO(BOARD_VERSION3, Q, 5, GPIO_INPUT, NULL)
-/* USB port overcurrent warning */
-GPIO(USB1_OC_L, E, 7, GPIO_INPUT, NULL)
-/* USB charger port 1 status output */
-GPIO(USB1_STATUS_L, E, 6, GPIO_INPUT, NULL)
-/* USB port overcurrent warning */
-GPIO(USB2_OC_L, E, 0, GPIO_INPUT, NULL)
-/* USB charger port 2 status output */
-GPIO(USB2_STATUS_L, D, 7, GPIO_INPUT, NULL)
+GPIO(BOARD_VERSION1, Q, 7, GPIO_INPUT, NULL) /* Board version stuffing resistor 1 */
+GPIO(BOARD_VERSION2, Q, 6, GPIO_INPUT, NULL) /* Board version stuffing resistor 2 */
+GPIO(BOARD_VERSION3, Q, 5, GPIO_INPUT, NULL) /* Board version stuffing resistor 3 */
+GPIO(USB1_OC_L, E, 7, GPIO_INPUT, NULL) /* USB port overcurrent warning */
+GPIO(USB1_STATUS_L, E, 6, GPIO_INPUT, NULL) /* USB charger port 1 status output */
+GPIO(USB2_OC_L, E, 0, GPIO_INPUT, NULL) /* USB port overcurrent warning */
+GPIO(USB2_STATUS_L, D, 7, GPIO_INPUT, NULL) /* USB charger port 2 status output */
/* Outputs; all unasserted by default except for reset signals */
-/* Force CPU to think it's overheated */
-GPIO(CPU_PROCHOT, B, 1, GPIO_OUT_LOW, NULL)
-/* Enable 1.20V supply */
-GPIO(PP1200_EN, H, 5, GPIO_OUT_LOW, NULL)
-/* Enable 3.3V DSW rail */
-GPIO(PP3300_DSW_EN, F, 6, GPIO_OUT_LOW, NULL)
-/* Enable 3.3V Gated DSW and core VDD */
-GPIO(PP3300_DSW_GATED_EN, J, 3, GPIO_OUT_LOW, NULL)
-/* Enable LTE radio */
-GPIO(PP3300_LTE_EN, D, 2, GPIO_OUT_LOW, NULL)
-/* Enable WiFi power */
-GPIO(PP3300_WLAN_EN, J, 0, GPIO_OUT_LOW, NULL)
-/* Enable Accelerometer power */
-GPIO(PP3300_ACCEL_EN, J, 1, GPIO_OUT_HIGH, NULL)
-/* Enable 1.05V regulator */
-GPIO(PP1050_EN, C, 7, GPIO_OUT_LOW, NULL)
-/* Enable USB power */
-GPIO(PP5000_USB_EN, C, 5, GPIO_OUT_LOW, NULL)
-/* Enable 5V supply */
-GPIO(PP5000_EN, H, 7, GPIO_OUT_LOW, NULL)
-/* Enable 1.8V supply */
-GPIO(PP1800_EN, L, 6, GPIO_OUT_LOW, NULL)
-/* EC thinks everything is up and ready */
-GPIO(SYS_PWROK, H, 2, GPIO_OUT_LOW, NULL)
-/* Disable WiFi radio */
-GPIO(WLAN_OFF_L, J, 4, GPIO_OUT_LOW, NULL)
-/* USB PD MCU reset */
-GPIO(USB_MCU_RST_L, B, 0, GPIO_ODR_HIGH, NULL)
-/* Enable backlight power */
-GPIO(ENABLE_BACKLIGHT, M, 7, GPIO_OUT_LOW, NULL)
-/* Enable touchpad power */
-GPIO(ENABLE_TOUCHPAD, N, 1, GPIO_OUT_LOW, NULL)
-/* Indicate when EC is entering RW code */
-GPIO(ENTERING_RW, D, 3, GPIO_OUT_LOW, NULL)
-/* Reset lightbar controllers */
-GPIO(LIGHTBAR_RESET_L, J, 2, GPIO_ODR_LOW, NULL)
-/* Indicate when VccDSW is good */
-GPIO(PCH_DPWROK, G, 0, GPIO_OUT_LOW, NULL)
-/* Reset PCH resume power plane logic */
-GPIO(PCH_RSMRST_L, C, 4, GPIO_OUT_LOW, NULL)
+GPIO(CPU_PROCHOT, B, 1, GPIO_OUT_LOW, NULL) /* Force CPU to think it's overheated */
+GPIO(PP1200_EN, H, 5, GPIO_OUT_LOW, NULL) /* Enable 1.20V supply */
+GPIO(PP3300_DSW_EN, F, 6, GPIO_OUT_LOW, NULL) /* Enable 3.3V DSW rail */
+GPIO(PP3300_DSW_GATED_EN, J, 3, GPIO_OUT_LOW, NULL) /* Enable 3.3V Gated DSW and core VDD */
+GPIO(PP3300_LTE_EN, D, 2, GPIO_OUT_LOW, NULL) /* Enable LTE radio */
+GPIO(PP3300_WLAN_EN, J, 0, GPIO_OUT_LOW, NULL) /* Enable WiFi power */
+GPIO(PP3300_ACCEL_EN, J, 1, GPIO_OUT_HIGH, NULL) /* Enable Accelerometer power */
+GPIO(PP1050_EN, C, 7, GPIO_OUT_LOW, NULL) /* Enable 1.05V regulator */
+GPIO(PP5000_USB_EN, C, 5, GPIO_OUT_LOW, NULL) /* Enable USB power */
+GPIO(PP5000_EN, H, 7, GPIO_OUT_LOW, NULL) /* Enable 5V supply */
+GPIO(PP1800_EN, L, 6, GPIO_OUT_LOW, NULL) /* Enable 1.8V supply */
+GPIO(SYS_PWROK, H, 2, GPIO_OUT_LOW, NULL) /* EC thinks everything is up and ready */
+GPIO(WLAN_OFF_L, J, 4, GPIO_OUT_LOW, NULL) /* Disable WiFi radio */
+GPIO(USB_MCU_RST_L, B, 0, GPIO_ODR_HIGH, NULL) /* USB PD MCU reset */
+GPIO(ENABLE_BACKLIGHT, M, 7, GPIO_OUT_LOW, NULL) /* Enable backlight power */
+GPIO(ENABLE_TOUCHPAD, N, 1, GPIO_OUT_LOW, NULL) /* Enable touchpad power */
+GPIO(ENTERING_RW, D, 3, GPIO_OUT_LOW, NULL) /* Indicate when EC is entering RW code */
+GPIO(LIGHTBAR_RESET_L, J, 2, GPIO_ODR_LOW, NULL) /* Reset lightbar controllers */
+GPIO(PCH_DPWROK, G, 0, GPIO_OUT_LOW, NULL) /* Indicate when VccDSW is good */
+GPIO(PCH_RSMRST_L, C, 4, GPIO_OUT_LOW, NULL) /* Reset PCH resume power plane logic */
/*
* HDA_SDO is technically an output, but we need to leave it as an
* input until we drive it high. So can't use open-drain (HI_Z).
*/
-/* HDA_SDO signal to PCH; when high, ME
- * ignores security descriptor */
-GPIO(PCH_HDA_SDO, G, 1, GPIO_INPUT, NULL)
-/* Wake signal from EC to PCH */
-GPIO(PCH_WAKE_L, F, 0, GPIO_ODR_HIGH, NULL)
-/* Non-maskable interrupt pin to PCH */
-GPIO(PCH_NMI_L, F, 2, GPIO_ODR_HIGH, NULL)
-/* Power button output to PCH */
-GPIO(PCH_PWRBTN_L, H, 0, GPIO_ODR_HIGH, NULL)
-/* PWROK / APWROK signals to PCH */
-GPIO(PCH_PWROK, F, 5, GPIO_OUT_LOW, NULL)
-/* RCIN# line to PCH (for 8042 emulation) */
-GPIO(PCH_RCIN_L, F, 3, GPIO_ODR_HIGH, NULL)
-/* Reset PCH resume power plane logic */
-GPIO(PCH_SYS_RST_L, F, 1, GPIO_ODR_HIGH, NULL)
-/* System management interrupt to PCH */
-GPIO(PCH_SMI_L, F, 4, GPIO_ODR_HIGH, NULL)
-/* Reset touch screen */
-GPIO(TOUCHSCREEN_RESET_L, N, 7, GPIO_ODR_LOW, NULL)
-/* AC present signal buffered to PCH */
-GPIO(PCH_ACOK, M, 6, GPIO_OUT_LOW, NULL)
+GPIO(PCH_HDA_SDO, G, 1, GPIO_INPUT, NULL) /* HDA_SDO signal to PCH; when high, ME ignores security descriptor */
+GPIO(PCH_WAKE_L, F, 0, GPIO_ODR_HIGH, NULL) /* Wake signal from EC to PCH */
+GPIO(PCH_NMI_L, F, 2, GPIO_ODR_HIGH, NULL) /* Non-maskable interrupt pin to PCH */
+GPIO(PCH_PWRBTN_L, H, 0, GPIO_ODR_HIGH, NULL) /* Power button output to PCH */
+GPIO(PCH_PWROK, F, 5, GPIO_OUT_LOW, NULL) /* PWROK / APWROK signals to PCH */
+GPIO(PCH_RCIN_L, F, 3, GPIO_ODR_HIGH, NULL) /* RCIN# line to PCH (for 8042 emulation) */
+GPIO(PCH_SYS_RST_L, F, 1, GPIO_ODR_HIGH, NULL) /* Reset PCH resume power plane logic */
+GPIO(PCH_SMI_L, F, 4, GPIO_ODR_HIGH, NULL) /* System management interrupt to PCH */
+GPIO(TOUCHSCREEN_RESET_L, N, 7, GPIO_ODR_LOW, NULL) /* Reset touch screen */
+GPIO(PCH_ACOK, M, 6, GPIO_OUT_LOW, NULL) /* AC present signal buffered to PCH */
#ifndef HEY_USE_BUILTIN_CLKRUN
-/* Dunno. Probably important, though. */
-GPIO(LPC_CLKRUN_L, M, 2, GPIO_ODR_HIGH, NULL)
+GPIO(LPC_CLKRUN_L, M, 2, GPIO_ODR_HIGH, NULL) /* Dunno. Probably important, though. */
#endif
-/* USB charger port 1 CTL1 output */
-GPIO(USB1_CTL1, E, 1, GPIO_OUT_LOW, NULL)
-/* USB charger port 1 CTL2 output */
-GPIO(USB1_CTL2, E, 2, GPIO_OUT_HIGH, NULL)
-/* USB charger port 1 CTL3 output */
-GPIO(USB1_CTL3, E, 3, GPIO_OUT_LOW, NULL)
-/* USB charger port 1 enable */
-GPIO(USB1_ENABLE, E, 4, GPIO_OUT_HIGH, NULL)
-/* USB charger port 1 ILIM_SEL output */
-GPIO(USB1_ILIM_SEL, E, 5, GPIO_OUT_LOW, NULL)
-/* USB charger port 2 CTL1 output */
-GPIO(USB2_CTL1, D, 0, GPIO_OUT_LOW, NULL)
-/* USB charger port 2 CTL2 output */
-GPIO(USB2_CTL2, D, 1, GPIO_OUT_HIGH, NULL)
-/* USB charger port 2 CTL3 output */
-GPIO(USB2_CTL3, D, 4, GPIO_OUT_LOW, NULL)
-/* USB charger port 2 enable */
-GPIO(USB2_ENABLE, D, 5, GPIO_OUT_HIGH, NULL)
-/* USB charger port 2 ILIM_SEL output */
-GPIO(USB2_ILIM_SEL, D, 6, GPIO_OUT_LOW, NULL)
+GPIO(USB1_CTL1, E, 1, GPIO_OUT_LOW, NULL) /* USB charger port 1 CTL1 output */
+GPIO(USB1_CTL2, E, 2, GPIO_OUT_HIGH, NULL) /* USB charger port 1 CTL2 output */
+GPIO(USB1_CTL3, E, 3, GPIO_OUT_LOW, NULL) /* USB charger port 1 CTL3 output */
+GPIO(USB1_ENABLE, E, 4, GPIO_OUT_HIGH, NULL) /* USB charger port 1 enable */
+GPIO(USB1_ILIM_SEL, E, 5, GPIO_OUT_LOW, NULL) /* USB charger port 1 ILIM_SEL output */
+GPIO(USB2_CTL1, D, 0, GPIO_OUT_LOW, NULL) /* USB charger port 2 CTL1 output */
+GPIO(USB2_CTL2, D, 1, GPIO_OUT_HIGH, NULL) /* USB charger port 2 CTL2 output */
+GPIO(USB2_CTL3, D, 4, GPIO_OUT_LOW, NULL) /* USB charger port 2 CTL3 output */
+GPIO(USB2_ENABLE, D, 5, GPIO_OUT_HIGH, NULL) /* USB charger port 2 enable */
+GPIO(USB2_ILIM_SEL, D, 6, GPIO_OUT_LOW, NULL) /* USB charger port 2 ILIM_SEL output */