diff options
Diffstat (limited to 'zephyr/shim/chip/mchp/system_download_from_flash.c')
| -rw-r--r-- | zephyr/shim/chip/mchp/system_download_from_flash.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/zephyr/shim/chip/mchp/system_download_from_flash.c b/zephyr/shim/chip/mchp/system_download_from_flash.c index 665db2cccd..99026fe822 100644 --- a/zephyr/shim/chip/mchp/system_download_from_flash.c +++ b/zephyr/shim/chip/mchp/system_download_from_flash.c @@ -10,6 +10,10 @@ #include "system_chip.h" /* Modules Map */ +#define WDT_NODE DT_INST(0, microchip_xec_watchdog) +#define STRUCT_WDT_REG_BASE_ADDR \ + ((struct wdt_regs *)(DT_REG_ADDR(WDT_NODE))) + #define PCR_NODE DT_INST(0, microchip_xec_pcr) #define STRUCT_PCR_REG_BASE_ADDR \ ((struct pcr_regs *)DT_REG_ADDR_BY_IDX(PCR_NODE, 0)) @@ -26,15 +30,15 @@ (MCHP_QMSPI_STS_DONE | MCHP_QMSPI_STS_DMA_DONE) #define QSPI_STATUS_ERR \ - (MCHP_QMSPI_STS_TXB_ERR | MCHP_QMSPI_STS_RXB_ERR | \ + (MCHP_QMSPI_STS_TXB_ERR | MCHP_QMSPI_STS_RXB_ERR | \ MCHP_QMSPI_STS_PROG_ERR | MCHP_QMSPI_STS_LDMA_RX_ERR) - noreturn void __keep __attribute__ ((section(".code_in_sram2"))) __start_qspi(uint32_t resetVectAddr) { struct pcr_regs *pcr = STRUCT_PCR_REG_BASE_ADDR; struct qmspi_regs *qspi = STRUCT_QSPI_REG_BASE_ADDR; + struct wdt_regs *wdt = STRUCT_WDT_REG_BASE_ADDR; uint32_t qsts = 0; uint32_t exeAddr = 0; @@ -47,6 +51,9 @@ __start_qspi(uint32_t resetVectAddr) break; } + /* Stop the watchdog */ + wdt->CTRL &= ~MCHP_WDT_CTRL_EN; + qspi->MODE &= ~(MCHP_QMSPI_M_ACTIVATE); if (qsts & QSPI_STATUS_ERR) { pcr->SYS_RST |= MCHP_PCR_SYS_RESET_NOW; @@ -67,8 +74,7 @@ __start_qspi(uint32_t resetVectAddr) ; } -/* PK SCM */ -uintptr_t __lfw_sram_start = 0x127800; +uintptr_t __lfw_sram_start = CONFIG_CROS_EC_RAM_BASE + CONFIG_CROS_EC_RAM_SIZE; typedef void (*START_QSPI_IN_SRAM_FP)(uint32_t); @@ -85,9 +91,9 @@ void system_download_from_flash(uint32_t srcAddr, uint32_t dstAddr, /* Check valid address for jumpiing */ __ASSERT_NO_MSG(exeAddr != 0x0); - + /* Configure QMSPI controller */ qspi->MODE = MCHP_QMSPI_M_SRST; - fdiv = 4; + fdiv = 2; if (pcr->TURBO_CLK & MCHP_PCR_TURBO_CLK_96M) fdiv *= 2; |