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/**************************************************************************//**
*
* @copyright (C) 2019 Nuvoton Technology Corp. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-12-12 Wayne First version
*
******************************************************************************/
#include "board.h"
static void nu_pin_uart_init(void)
{
/* UART0: PE[0, 1] */
outpw(REG_SYS_GPE_MFPL, (inpw(REG_SYS_GPE_MFPL) & 0xffffff00) | 0x00000099);
/* UART1: PH[4, 7] */
outpw(REG_SYS_GPH_MFPL, (inpw(REG_SYS_GPH_MFPL) & 0x0000ffff) | 0x99990000);
/* UART2: PF[11, 14] */
outpw(REG_SYS_GPF_MFPH, (inpw(REG_SYS_GPF_MFPH) & 0xf0000fff) | 0x09999000);
/* UART3: PE[12, 13] */
outpw(REG_SYS_GPE_MFPH, (inpw(REG_SYS_GPE_MFPH) & 0xff00ffff) | 0x00990000);
/* UART4: PH[8, 11] */
outpw(REG_SYS_GPH_MFPH, (inpw(REG_SYS_GPH_MFPH) & 0xffff0000) | 0x00009999);
/* UART5: PB[0, 1] */
outpw(REG_SYS_GPB_MFPL, (inpw(REG_SYS_GPB_MFPL) & 0xffffff00) | 0x00000099);
/* UART7: PI[1, 2] */
outpw(REG_SYS_GPI_MFPL, (inpw(REG_SYS_GPI_MFPL) & 0xfffff00f) | 0x00000990);
/* UART8: PH[12, 15] */
outpw(REG_SYS_GPH_MFPH, (inpw(REG_SYS_GPH_MFPH) & 0x0000ffff) | 0x99990000);
/* UART10: PB[12, 15] */
outpw(REG_SYS_GPB_MFPH, (inpw(REG_SYS_GPB_MFPH) & 0x0000ffff) | 0x99990000);
}
static void nu_pin_emac_init(void)
{
/* EMAC0: PF[0, 9] */
outpw(REG_SYS_GPF_MFPL, 0x11111111);
outpw(REG_SYS_GPF_MFPH, (inpw(REG_SYS_GPF_MFPH) & 0xffffff00) | 0x00000011);
/* EMAC1: PE[2, 11] */
outpw(REG_SYS_GPE_MFPL, (inpw(REG_SYS_GPE_MFPL) & 0x000000ff) | 0x11111100);
outpw(REG_SYS_GPE_MFPH, (inpw(REG_SYS_GPE_MFPH) & 0xffff0000) | 0x00001111);
}
static void nu_pin_sdh_init(void)
{
/* SDH0: PD[0, 6] */
outpw(REG_SYS_GPD_MFPL, (inpw(REG_SYS_GPD_MFPL) & 0xf0000000) | 0x06666666);
}
static void nu_pin_spi_init(void)
{
/* QSPI0: PB[6, 11] */
outpw(REG_SYS_GPB_MFPL, (inpw(REG_SYS_GPB_MFPL) & 0x00ffffff) | 0xbb000000);
outpw(REG_SYS_GPB_MFPH, (inpw(REG_SYS_GPB_MFPH) & 0xffff0000) | 0x0000bbbb);
}
static void nu_pin_i2c_init(void)
{
/* I2C0: PG[0, 1] */
outpw(REG_SYS_GPG_MFPL, (inpw(REG_SYS_GPG_MFPL) & 0xffffff00) | 0x00000088);
/* I2C1: PG[2, 3] */
outpw(REG_SYS_GPG_MFPL, (inpw(REG_SYS_GPG_MFPL) & 0xffff00ff) | 0x00008800);
}
static void nu_pin_pwm_init(void)
{
/* PWM0: PB2, LCD_PWM */
outpw(REG_SYS_GPB_MFPL, (inpw(REG_SYS_GPB_MFPL) & 0xfffff0ff) | 0x00000d00);
/* PWM1: PB3, Buzzer */
outpw(REG_SYS_GPB_MFPL, (inpw(REG_SYS_GPB_MFPL) & 0xffff0fff) | 0x0000d000);
}
static void nu_pin_i2s_init(void)
{
/* I2S: PG[10, 14] */
outpw(REG_SYS_GPG_MFPH, (inpw(REG_SYS_GPG_MFPH) & 0xf00000ff) | 0x08888800);
}
static void nu_pin_can_init(void)
{
/* CAN0: PI[3, 4] */
outpw(REG_SYS_GPI_MFPL, (inpw(REG_SYS_GPI_MFPL) & 0xfff00fff) | 0x000cc000);
}
static void nu_pin_usbd_init(void)
{
/* USB0_VBUSVLD, PH0 */
outpw(REG_SYS_GPH_MFPL, (inpw(REG_SYS_GPH_MFPL) & 0xfffffff0) | 0x00000007);
}
static void nu_pin_vpost_init(void)
{
/* CLK: PG6, HSYNC: PG7 */
outpw(REG_SYS_GPG_MFPL, (inpw(REG_SYS_GPG_MFPL) & 0x00ffffff) | 0x22000000);
/* VSYNC: PG8, DEN: PG9 */
outpw(REG_SYS_GPG_MFPH, (inpw(REG_SYS_GPG_MFPH) & 0xffffff00) | 0x00000022);
/* DATA pin: 24bit RGB */
/* PA[0, 7] */
outpw(REG_SYS_GPA_MFPL, 0x22222222);
/* PA[8, 15] */
outpw(REG_SYS_GPA_MFPH, 0x22222222);
#if (BSP_LCD_BPP==32)
/* PD[8, 15 ] */
outpw(REG_SYS_GPD_MFPH, 0x22222222);
#endif
}
static void nu_pin_fmi_init(void)
{
/* select NAND function pins */
if (inpw(REG_SYS_PWRON) & 0x08000000)
{
/* NAND: PI[0, 14] */
outpw(REG_SYS_GPI_MFPL, 0x55555550);
outpw(REG_SYS_GPI_MFPH, 0x55555555);
}
else
{
/* NAND: PC[0, 14] */
outpw(REG_SYS_GPC_MFPL, 0x55555555);
outpw(REG_SYS_GPC_MFPH, 0x05555555);
}
}
static void nu_pin_usbh_init(void)
{
}
void nu_pin_init(void)
{
nu_pin_uart_init();
nu_pin_emac_init();
nu_pin_sdh_init();
nu_pin_spi_init();
nu_pin_i2c_init();
nu_pin_pwm_init();
nu_pin_i2s_init();
nu_pin_can_init();
nu_pin_vpost_init();
nu_pin_fmi_init();
nu_pin_usbd_init();
nu_pin_usbh_init();
}
void nu_pin_deinit(void)
{
}
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