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add board_vbus_set() for samd21/d51 to enable usb host vbus

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enable host example build for samd21/d51
This commit is contained in:
hathach
2025-07-09 15:06:26 +07:00
parent 386f551899
commit e598972438
29 changed files with 109 additions and 178 deletions
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150
hw/bsp/samd5x_e5x/boards/d5035_01/board.h
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@@ -45,156 +45,10 @@
// UART: HWREV < 3: SERCOM5 on PB02, otherwise SERCOM0 on PA08
// XTAL configure is also different for HWREV as well
#if 0
static inline void init_clock(void) {
/* AUTOWS is enabled by default in REG_NVMCTRL_CTRLA - no need to change the number of wait states when changing the core clock */
#if HWREV == 1
/* configure XOSC1 for a 16MHz crystal connected to XIN1/XOUT1 */
OSCCTRL->XOSCCTRL[1].reg =
OSCCTRL_XOSCCTRL_STARTUP(6) | // 1,953 ms
OSCCTRL_XOSCCTRL_RUNSTDBY |
OSCCTRL_XOSCCTRL_ENALC |
OSCCTRL_XOSCCTRL_IMULT(4) |
OSCCTRL_XOSCCTRL_IPTAT(3) |
OSCCTRL_XOSCCTRL_XTALEN |
OSCCTRL_XOSCCTRL_ENABLE;
while(0 == OSCCTRL->STATUS.bit.XOSCRDY1);
OSCCTRL->Dpll[0].DPLLCTRLB.reg = OSCCTRL_DPLLCTRLB_DIV(3) | OSCCTRL_DPLLCTRLB_REFCLK(OSCCTRL_DPLLCTRLB_REFCLK_XOSC1_Val); /* pre-scaler = 8, input = XOSC1 */
OSCCTRL->Dpll[0].DPLLRATIO.reg = OSCCTRL_DPLLRATIO_LDRFRAC(0x0) | OSCCTRL_DPLLRATIO_LDR(39); /* multiply by 40 -> 80 MHz */
OSCCTRL->Dpll[0].DPLLCTRLA.reg = OSCCTRL_DPLLCTRLA_RUNSTDBY | OSCCTRL_DPLLCTRLA_ENABLE;
while(0 == OSCCTRL->Dpll[0].DPLLSTATUS.bit.CLKRDY); /* wait for the PLL0 to be ready */
OSCCTRL->Dpll[1].DPLLCTRLB.reg = OSCCTRL_DPLLCTRLB_DIV(7) | OSCCTRL_DPLLCTRLB_REFCLK(OSCCTRL_DPLLCTRLB_REFCLK_XOSC1_Val); /* pre-scaler = 16, input = XOSC1 */
OSCCTRL->Dpll[1].DPLLRATIO.reg = OSCCTRL_DPLLRATIO_LDRFRAC(0x0) | OSCCTRL_DPLLRATIO_LDR(47); /* multiply by 48 -> 48 MHz */
OSCCTRL->Dpll[1].DPLLCTRLA.reg = OSCCTRL_DPLLCTRLA_RUNSTDBY | OSCCTRL_DPLLCTRLA_ENABLE;
while(0 == OSCCTRL->Dpll[1].DPLLSTATUS.bit.CLKRDY); /* wait for the PLL1 to be ready */
#else // HWREV >= 1
/* configure XOSC0 for a 16MHz crystal connected to XIN0/XOUT0 */
OSCCTRL->XOSCCTRL[0].reg =
OSCCTRL_XOSCCTRL_STARTUP(6) | // 1,953 ms
OSCCTRL_XOSCCTRL_RUNSTDBY |
OSCCTRL_XOSCCTRL_ENALC |
OSCCTRL_XOSCCTRL_IMULT(4) |
OSCCTRL_XOSCCTRL_IPTAT(3) |
OSCCTRL_XOSCCTRL_XTALEN |
OSCCTRL_XOSCCTRL_ENABLE;
while (0 == OSCCTRL->STATUS.bit.XOSCRDY0);
OSCCTRL->Dpll[0].DPLLCTRLB.reg = OSCCTRL_DPLLCTRLB_DIV(3) | OSCCTRL_DPLLCTRLB_REFCLK(
OSCCTRL_DPLLCTRLB_REFCLK_XOSC0_Val); /* pre-scaler = 8, input = XOSC1 */
OSCCTRL->Dpll[0].DPLLRATIO.reg =
OSCCTRL_DPLLRATIO_LDRFRAC(0x0) | OSCCTRL_DPLLRATIO_LDR(39); /* multiply by 40 -> 80 MHz */
OSCCTRL->Dpll[0].DPLLCTRLA.reg = OSCCTRL_DPLLCTRLA_RUNSTDBY | OSCCTRL_DPLLCTRLA_ENABLE;
while (0 == OSCCTRL->Dpll[0].DPLLSTATUS.bit.CLKRDY); /* wait for the PLL0 to be ready */
OSCCTRL->Dpll[1].DPLLCTRLB.reg = OSCCTRL_DPLLCTRLB_DIV(7) | OSCCTRL_DPLLCTRLB_REFCLK(
OSCCTRL_DPLLCTRLB_REFCLK_XOSC0_Val); /* pre-scaler = 16, input = XOSC1 */
OSCCTRL->Dpll[1].DPLLRATIO.reg =
OSCCTRL_DPLLRATIO_LDRFRAC(0x0) | OSCCTRL_DPLLRATIO_LDR(47); /* multiply by 48 -> 48 MHz */
OSCCTRL->Dpll[1].DPLLCTRLA.reg = OSCCTRL_DPLLCTRLA_RUNSTDBY | OSCCTRL_DPLLCTRLA_ENABLE;
while (0 == OSCCTRL->Dpll[1].DPLLSTATUS.bit.CLKRDY); /* wait for the PLL1 to be ready */
#endif // HWREV
/* configure clock-generator 0 to use DPLL0 as source -> GCLK0 is used for the core */
GCLK->GENCTRL[0].reg =
GCLK_GENCTRL_DIV(0) |
GCLK_GENCTRL_RUNSTDBY |
GCLK_GENCTRL_GENEN |
GCLK_GENCTRL_SRC_DPLL0 | /* DPLL0 */
GCLK_GENCTRL_IDC;
while (1 == GCLK->SYNCBUSY.bit.GENCTRL0); /* wait for the synchronization between clock domains to be complete */
/* configure clock-generator 1 to use DPLL1 as source -> for use with some peripheral */
GCLK->GENCTRL[1].reg =
GCLK_GENCTRL_DIV(0) |
GCLK_GENCTRL_RUNSTDBY |
GCLK_GENCTRL_GENEN |
GCLK_GENCTRL_SRC_DPLL1 |
GCLK_GENCTRL_IDC;
while (1 == GCLK->SYNCBUSY.bit.GENCTRL1); /* wait for the synchronization between clock domains to be complete */
/* configure clock-generator 2 to use DPLL0 as source -> for use with SERCOM */
GCLK->GENCTRL[2].reg =
GCLK_GENCTRL_DIV(1) | /* 80MHz */
GCLK_GENCTRL_RUNSTDBY |
GCLK_GENCTRL_GENEN |
GCLK_GENCTRL_SRC_DPLL0 |
GCLK_GENCTRL_IDC;
while (1 == GCLK->SYNCBUSY.bit.GENCTRL2); /* wait for the synchronization between clock domains to be complete */
static inline void board_vbus_set(uint8_t rhport, bool state) {
(void) rhport; (void) state;
}
static inline void uart_init(void) {
#if HWREV < 3
/* configure SERCOM5 on PB02 */
PORT->Group[1].WRCONFIG.reg =
PORT_WRCONFIG_WRPINCFG |
PORT_WRCONFIG_WRPMUX |
PORT_WRCONFIG_PMUX(3) | /* function D */
PORT_WRCONFIG_DRVSTR |
PORT_WRCONFIG_PINMASK(0x0004) | /* PB02 */
PORT_WRCONFIG_PMUXEN;
MCLK->APBDMASK.bit.SERCOM5_ = 1;
GCLK->PCHCTRL[SERCOM5_GCLK_ID_CORE].reg =
GCLK_PCHCTRL_GEN_GCLK2 | GCLK_PCHCTRL_CHEN; /* setup SERCOM to use GLCK2 -> 80MHz */
SERCOM5->USART.CTRLA.reg = 0x00; /* disable SERCOM -> enable config */
while (SERCOM5->USART.SYNCBUSY.bit.ENABLE);
SERCOM5->USART.CTRLA.reg = /* CMODE = 0 -> async, SAMPA = 0, FORM = 0 -> USART frame, SMPR = 0 -> arithmetic baud rate */
SERCOM_USART_CTRLA_SAMPR(1) | /* 0 = 16x / arithmetic baud rate, 1 = 16x / fractional baud rate */
// SERCOM_USART_CTRLA_FORM(0) | /* 0 = USART Frame, 2 = LIN Master */
SERCOM_USART_CTRLA_DORD | /* LSB first */
SERCOM_USART_CTRLA_MODE(1) | /* 0 = Asynchronous, 1 = USART with internal clock */
SERCOM_USART_CTRLA_RXPO(1) | /* SERCOM PAD[1] is used for data reception */
SERCOM_USART_CTRLA_TXPO(0); /* SERCOM PAD[0] is used for data transmission */
SERCOM5->USART.CTRLB.reg = /* RXEM = 0 -> receiver disabled, LINCMD = 0 -> normal USART transmission, SFDE = 0 -> start-of-frame detection disabled, SBMODE = 0 -> one stop bit, CHSIZE = 0 -> 8 bits */
SERCOM_USART_CTRLB_TXEN; /* transmitter enabled */
SERCOM5->USART.CTRLC.reg = 0x00;
// 21.701388889 @ baud rate of 230400 bit/s, table 33-2, p 918 of DS60001507E
SERCOM5->USART.BAUD.reg = SERCOM_USART_BAUD_FRAC_FP(7) | SERCOM_USART_BAUD_FRAC_BAUD(21);
// SERCOM5->USART.INTENSET.reg = SERCOM_USART_INTENSET_TXC;
SERCOM5->SPI.CTRLA.bit.ENABLE = 1; /* activate SERCOM */
while (SERCOM5->USART.SYNCBUSY.bit.ENABLE); /* wait for SERCOM to be ready */
#else
/* configure SERCOM0 on PA08 */
PORT->Group[0].WRCONFIG.reg =
PORT_WRCONFIG_WRPINCFG |
PORT_WRCONFIG_WRPMUX |
PORT_WRCONFIG_PMUX(2) | /* function C */
PORT_WRCONFIG_DRVSTR |
PORT_WRCONFIG_PINMASK(0x0100) | /* PA08 */
PORT_WRCONFIG_PMUXEN;
MCLK->APBAMASK.bit.SERCOM0_ = 1;
GCLK->PCHCTRL[SERCOM0_GCLK_ID_CORE].reg = GCLK_PCHCTRL_GEN_GCLK2 | GCLK_PCHCTRL_CHEN; /* setup SERCOM to use GLCK2 -> 80MHz */
SERCOM0->USART.CTRLA.reg = 0x00; /* disable SERCOM -> enable config */
while(SERCOM0->USART.SYNCBUSY.bit.ENABLE);
SERCOM0->USART.CTRLA.reg = /* CMODE = 0 -> async, SAMPA = 0, FORM = 0 -> USART frame, SMPR = 0 -> arithmetic baud rate */
SERCOM_USART_CTRLA_SAMPR(1) | /* 0 = 16x / arithmetic baud rate, 1 = 16x / fractional baud rate */
// SERCOM_USART_CTRLA_FORM(0) | /* 0 = USART Frame, 2 = LIN Master */
SERCOM_USART_CTRLA_DORD | /* LSB first */
SERCOM_USART_CTRLA_MODE(1) | /* 0 = Asynchronous, 1 = USART with internal clock */
SERCOM_USART_CTRLA_RXPO(1) | /* SERCOM PAD[1] is used for data reception */
SERCOM_USART_CTRLA_TXPO(0); /* SERCOM PAD[0] is used for data transmission */
SERCOM0->USART.CTRLB.reg = /* RXEM = 0 -> receiver disabled, LINCMD = 0 -> normal USART transmission, SFDE = 0 -> start-of-frame detection disabled, SBMODE = 0 -> one stop bit, CHSIZE = 0 -> 8 bits */
SERCOM_USART_CTRLB_TXEN; /* transmitter enabled */
SERCOM0->USART.CTRLC.reg = 0x00;
// 21.701388889 @ baud rate of 230400 bit/s, table 33-2, p 918 of DS60001507E
SERCOM0->USART.BAUD.reg = SERCOM_USART_BAUD_FRAC_FP(7) | SERCOM_USART_BAUD_FRAC_BAUD(21);
// SERCOM0->USART.INTENSET.reg = SERCOM_USART_INTENSET_TXC;
SERCOM0->SPI.CTRLA.bit.ENABLE = 1; /* activate SERCOM */
while(SERCOM0->USART.SYNCBUSY.bit.ENABLE); /* wait for SERCOM to be ready */
#endif
}
#endif
#ifdef __cplusplus
}

4
hw/bsp/samd5x_e5x/boards/feather_m4_express/board.h
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@@ -65,6 +65,10 @@
#define MAX3421_INTR_PIN 19 // D9
#define MAX3421_INTR_EIC_ID 3 // EIC3
static inline void board_vbus_set(uint8_t rhport, bool state) {
(void) rhport; (void) state;
}
#ifdef __cplusplus
}
#endif

4
hw/bsp/samd5x_e5x/boards/itsybitsy_m4/board.h
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@@ -48,6 +48,10 @@
#define UART_TX_PIN 16
#define UART_RX_PIN 17
static inline void board_vbus_set(uint8_t rhport, bool state) {
(void) rhport; (void) state;
}
#ifdef __cplusplus
}
#endif

3
hw/bsp/samd5x_e5x/boards/metro_m4_express/board.h
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@@ -63,6 +63,9 @@
#define MAX3421_INTR_PIN 20 // D9
#define MAX3421_INTR_EIC_ID 4 // EIC4
static inline void board_vbus_set(uint8_t rhport, bool state) {
(void) rhport; (void) state;
}
#ifdef __cplusplus
}

4
hw/bsp/samd5x_e5x/boards/pybadge/board.h
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@@ -48,6 +48,10 @@
#define UART_TX_PIN (32 + 17)
#define UART_RX_PIN (32 + 16)
static inline void board_vbus_set(uint8_t rhport, bool state) {
(void) rhport; (void) state;
}
#ifdef __cplusplus
}
#endif

4
hw/bsp/samd5x_e5x/boards/pyportal/board.h
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@@ -48,6 +48,10 @@
#define UART_TX_PIN (32 + 13)
#define UART_RX_PIN (32 + 12)
static inline void board_vbus_set(uint8_t rhport, bool state) {
(void) rhport; (void) state;
}
#ifdef __cplusplus
}
#endif

4
hw/bsp/samd5x_e5x/boards/same54_xplained/board.h
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@@ -48,6 +48,10 @@
//#define UART_TX_PIN 23
//#define UART_RX_PIN 22
static inline void board_vbus_set(uint8_t rhport, bool state) {
(void) rhport; (void) state;
}
#ifdef __cplusplus
}
#endif

15
hw/bsp/samd5x_e5x/family.c
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@@ -30,7 +30,6 @@
#include "sam.h"
#include "bsp/board_api.h"
#include "board.h"
// Suppress warning caused by mcu driver
#ifdef __GNUC__
@@ -47,6 +46,9 @@
#pragma GCC diagnostic pop
#endif
static inline void board_vbus_set(uint8_t rhport, bool state) TU_ATTR_UNUSED;
#include "board.h"
//--------------------------------------------------------------------+
// MACRO TYPEDEF CONSTANT ENUM DECLARATION
//--------------------------------------------------------------------+
@@ -60,8 +62,7 @@
//--------------------------------------------------------------------+
// Forward USB interrupt events to TinyUSB IRQ Handler
//--------------------------------------------------------------------+
TU_ATTR_ALWAYS_INLINE inline void USB_Any_Handler(void)
{
TU_ATTR_ALWAYS_INLINE static inline void USB_Any_Handler(void) {
#if CFG_TUD_ENABLED
tud_int_handler(0);
#endif
@@ -72,11 +73,8 @@ TU_ATTR_ALWAYS_INLINE inline void USB_Any_Handler(void)
}
void USB_0_Handler(void) { USB_Any_Handler(); }
void USB_1_Handler(void) { USB_Any_Handler(); }
void USB_2_Handler(void) { USB_Any_Handler(); }
void USB_3_Handler(void) { USB_Any_Handler(); }
//--------------------------------------------------------------------+
@@ -84,10 +82,8 @@ void USB_3_Handler(void) { USB_Any_Handler(); }
//--------------------------------------------------------------------+
#if CFG_TUH_ENABLED && CFG_TUH_MAX3421
#define MAX3421_SERCOM TU_XSTRCAT(SERCOM, MAX3421_SERCOM_ID)
#define MAX3421_EIC_Handler TU_XSTRCAT3(EIC_, MAX3421_INTR_EIC_ID, _Handler)
static void max3421_init(void);
#endif
@@ -150,8 +146,7 @@ void board_init(void) {
max3421_init();
#else
// VBUS Power
gpio_set_pin_direction(PIN_PA28, GPIO_DIRECTION_OUT);
gpio_set_pin_level(PIN_PA28, true);
board_vbus_set(0, true);
#endif
#endif
}