rt-thread/bsp/nuvoton/libraries/ma35/rtt_port/drv_sys.c

270 lines
7.1 KiB
C

/**************************************************************************//**
*
* @copyright (C) 2020 Nuvoton Technology Corp. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-11-11 Wayne First version
*
******************************************************************************/
#include <rthw.h>
#include <rtthread.h>
#include "drv_sys.h"
#include <stdio.h>
#define DEF_RAISING_CPU_FREQUENCY
//Dont enable #define DEF_RAISING_CPU_VOLTAGE
void machine_shutdown(void)
{
rt_kprintf("machine_shutdown...\n");
rt_hw_interrupt_disable();
/* Unlock */
SYS_UnlockReg();
while (1);
}
void machine_reset(void)
{
rt_kprintf("machine_reset...\n");
rt_hw_interrupt_disable();
/* Unlock */
SYS_UnlockReg();
SYS->IPRST0 = SYS_IPRST0_CHIPRST_Msk;
SYS->IPRST0 = 0;
while (1);
}
int reboot(int argc, char **argv)
{
machine_reset();
return 0;
}
MSH_CMD_EXPORT(reboot, Reboot System);
void nu_sys_ip_reset(uint32_t u32ModuleIndex)
{
SYS_ResetModule(u32ModuleIndex);
}
E_SYS_USB0_ID nu_sys_usb0_role(void)
{
#if 0
/* Check Role on USB0 dual-role port. */
/*
[17] USB0_IDS
USB0_ID Status
0 = USB port 0 used as a USB device port.
1 = USB port 0 used as a USB host port.
*/
return ((inpw(REG_SYS_MISCISR) & (1 << 17)) > 0) ? USB0_ID_HOST : USB0_ID_DEVICE;
#else
return USB0_ID_DEVICE;
#endif
}
void nu_sys_check_register(S_NU_REG *psNuReg)
{
if (psNuReg == RT_NULL)
return;
while (psNuReg->vu32RegAddr != 0)
{
vu32 vc32RegValue = *((vu32 *)psNuReg->vu32RegAddr);
vu32 vc32BMValue = vc32RegValue & psNuReg->vu32BitMask;
rt_kprintf("[%3s] %32s(0x%08x) %24s(0x%08x): 0x%08x(AndBitMask:0x%08x)\n",
(psNuReg->vu32Value == vc32BMValue) ? "Ok" : "!OK",
psNuReg->szVName,
psNuReg->vu32Value,
psNuReg->szRegName,
psNuReg->vu32RegAddr,
vc32RegValue,
vc32BMValue);
psNuReg++;
}
}
static int nu_tempsen_init()
{
SYS->TSENSRFCR &= ~SYS_TSENSRFCR_PD_Msk; // Disable power down, don't wait, takes double conv time (350ms * 2)
return 0;
}
static int nu_tempsen_get_value()
{
char sztmp[32];
double temp;
static rt_tick_t _old_tick = 0;
static int32_t count = 0;
_old_tick = rt_tick_get();
// Wait valid bit set
while ((SYS->TSENSRFCR & SYS_TSENSRFCR_DATAVALID_Msk) == 0)
{
// 700 ms after clear pd bit. other conversion takes 350 ms
if (rt_tick_get() > (500 + _old_tick))
{
return -1;
}
}
if (++count == 8)
{
count = 0;
temp = (double)((SYS->TSENSRFCR & 0x0FFF0000) >> 16) * 274.3531 / 4096.0 - 93.3332;
snprintf(sztmp, sizeof(sztmp), "Temperature: %.1f\n", temp);
rt_kprintf("%s", sztmp);
}
// Clear Valid bit
SYS->TSENSRFCR = SYS_TSENSRFCR_DATAVALID_Msk;
return 0;
}
void nu_tempsen_hook(void)
{
nu_tempsen_get_value();
}
static int nu_tempsen_go(void)
{
rt_err_t err = rt_thread_idle_sethook(nu_tempsen_hook);
if (err != RT_EOK)
{
rt_kprintf("set %s idle hook failed!\n", __func__);
return -1;
}
nu_tempsen_init();
return 0;
}
//INIT_APP_EXPORT(nu_tempsen_go);
MSH_CMD_EXPORT(nu_tempsen_go, go tempsen);
void nu_clock_dump(void)
{
rt_kprintf("HXT: %d Hz\n", CLK_GetHXTFreq());
rt_kprintf("LXT: %d Hz\n", CLK_GetLXTFreq());
rt_kprintf("CAPLL: %d Hz(OpMode=%d)\n", CLK_GetPLLClockFreq(CAPLL), CLK_GetPLLOpMode(CAPLL));
rt_kprintf("DDRPLL: %d Hz(OpMode=%d)\n", CLK_GetPLLClockFreq(DDRPLL), CLK_GetPLLOpMode(DDRPLL));
rt_kprintf("APLL: %d Hz(OpMode=%d)\n", CLK_GetPLLClockFreq(APLL), CLK_GetPLLOpMode(APLL));
rt_kprintf("EPLL: %d Hz(OpMode=%d)\n", CLK_GetPLLClockFreq(EPLL), CLK_GetPLLOpMode(EPLL));
rt_kprintf("VPLL: %d Hz(OpMode=%d)\n", CLK_GetPLLClockFreq(VPLL), CLK_GetPLLOpMode(VPLL));
rt_kprintf("M4-CPU: %d Hz\n", CLK_GetCPUFreq());
rt_kprintf("SYSCLK0: %d Hz\n", CLK_GetSYSCLK0Freq());
rt_kprintf("SYSCLK1: %d Hz\n", CLK_GetSYSCLK1Freq());
rt_kprintf("HCLK0: %d Hz\n", CLK_GetHCLK0Freq());
rt_kprintf("HCLK1: %d Hz\n", CLK_GetHCLK1Freq());
rt_kprintf("HCLK2: %d Hz\n", CLK_GetHCLK2Freq());
rt_kprintf("HCLK3: %d Hz\n", CLK_GetHCLK3Freq());
rt_kprintf("PCLK0: %d Hz\n", CLK_GetPCLK0Freq());
rt_kprintf("PCLK1: %d Hz\n", CLK_GetPCLK1Freq());
rt_kprintf("PCLK2: %d Hz\n", CLK_GetPCLK2Freq());
rt_kprintf("PCLK3: %d Hz\n", CLK_GetPCLK3Freq());
rt_kprintf("PCLK4: %d Hz\n", CLK_GetPCLK4Freq());
}
const char *szClockName [] =
{
"HXT",
"LXT",
"N/A",
"LIRC",
"HIRC",
"N/A",
"CAPLL",
"N/A",
"DDRPLL",
"EPLL",
"APLL",
"VPLL"
};
#define CLOCKNAME_SIZE (sizeof(szClockName)/sizeof(char*))
void nu_clock_isready(void)
{
uint32_t u32IsReady, i;
for (i = 0; i < CLOCKNAME_SIZE; i++)
{
if (i == 5 || i == 7 || i == 2) continue;
u32IsReady = CLK_WaitClockReady(1 << i);
rt_kprintf("%s: %s\n", szClockName[i], (u32IsReady == 1) ? "[Stable]" : "[Unstable]");
}
}
extern uint32_t ma35d1_set_cpu_voltage(uint32_t sys_clk, uint32_t u32Vol);
void nu_clock_raise(void)
{
uint32_t u32PllRefClk;
/* Unlock protected registers */
SYS_UnlockReg();
/* Enable HXT, LXT */
CLK->PWRCTL |= (CLK_PWRCTL_HXTEN_Msk | CLK_PWRCTL_HIRCEN_Msk);
if (CLK->STATUS & CLK_STATUS_HXTSTB_Msk) // Check Ready
{
u32PllRefClk = __HXT;
}
else if (CLK->STATUS & CLK_STATUS_HIRCSTB_Msk) // Check Ready
{
u32PllRefClk = __HIRC; // HXT_CHECK_FAIL
}
else
{
return;
}
CLK_SetPLLFreq(VPLL, PLL_OPMODE_INTEGER, u32PllRefClk, 102000000ul);
CLK_SetPLLFreq(APLL, PLL_OPMODE_INTEGER, u32PllRefClk, 160000000ul);
CLK_SetPLLFreq(EPLL, PLL_OPMODE_INTEGER, u32PllRefClk, 500000000ul);
/* Waiting clock ready */
CLK_WaitClockReady(CLK_STATUS_VPLLSTB_Msk | CLK_STATUS_APLLSTB_Msk | CLK_STATUS_EPLLSTB_Msk);
#if defined(DEF_RAISING_CPU_FREQUENCY)
/* Switch clock source of CA35 to DDRPLL before raising CA-PLL */
CLK->CLKSEL0 = (CLK->CLKSEL0 & (~CLK_CLKSEL0_CA35CKSEL_Msk)) | CLK_CLKSEL0_CA35CKSEL_DDRPLL;
#if defined(DEF_RAISING_CPU_VOLTAGE)
if (ma35d1_set_cpu_voltage(CLK_GetPLLClockFreq(SYSPLL), 0x68))
{
CLK_SetPLLFreq(CAPLL, PLL_OPMODE_INTEGER, u32PllRefClk, 1000000000ul);
}
else
#endif
{
ma35d1_set_cpu_voltage(CLK_GetPLLClockFreq(SYSPLL), 0x5F);
CLK_SetPLLFreq(CAPLL, PLL_OPMODE_INTEGER, u32PllRefClk, 800000000ul);
}
/* Waiting clock ready */
CLK_WaitClockReady(CLK_STATUS_CAPLLSTB_Msk);
/* Switch clock source of CA35 to CA-PLL after raising */
CLK->CLKSEL0 = (CLK->CLKSEL0 & (~CLK_CLKSEL0_CA35CKSEL_Msk)) | CLK_CLKSEL0_CA35CKSEL_CAPLL;
#endif
}
#ifdef FINSH_USING_MSH
MSH_CMD_EXPORT(nu_clock_dump, Dump all clocks);
MSH_CMD_EXPORT(nu_clock_raise, Raise clock);
MSH_CMD_EXPORT(nu_clock_isready, Check PLL clocks);
#endif