From: Ran Wang Date: Wed, 26 Sep 2018 05:46:30 +0000 (+0800) Subject: armv7: ls102xa: Disable QE before enter deep sleep X-Git-Tag: v2025.01-rc5-pxa1908~3463^2 X-Git-Url: http://git.dujemihanovic.xyz/html/static/git-logo.png?a=commitdiff_plain;h=26cbc0d663555b8af7d40ecfd0d0fefe960d9686;p=u-boot.git armv7: ls102xa: Disable QE before enter deep sleep Otherwise system will hang after executing wfi. Signed-off-by: Ran Wang Reviewed-by: York Sun --- diff --git a/arch/arm/cpu/armv7/ls102xa/ls102xa_psci.c b/arch/arm/cpu/armv7/ls102xa/ls102xa_psci.c index af413f8622..bb169aaaf4 100644 --- a/arch/arm/cpu/armv7/ls102xa/ls102xa_psci.c +++ b/arch/arm/cpu/armv7/ls102xa/ls102xa_psci.c @@ -73,6 +73,7 @@ static void __secure ls1_deepsleep_irq_cfg(void) * read, that is why we don't read it from register ippdexpcr1 itself. */ ippdexpcr1 = in_le32(&scfg->sparecr[7]); + out_be32(&rcpm->ippdexpcr1, ippdexpcr1); if (ippdexpcr0 & RCPM_IPPDEXPCR0_ETSEC) pmcintecr |= SCFG_PMCINTECR_ETSECRXG0 | @@ -192,6 +193,9 @@ static void __secure ls1_deep_sleep(u32 entry_point) setbits_be32(&scfg->dpslpcr, SCFG_DPSLPCR_WDRR_EN); setbits_be32(&gur->crstsr, DCFG_CRSTSR_WDRFR); + /* Disable QE */ + setbits_be32(&gur->devdisr, CCSR_DEVDISR1_QE); + ls1_deepsleep_irq_cfg(); psci_v7_flush_dcache_all(); diff --git a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h index d6ba298c5b..137cd61804 100644 --- a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h +++ b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h @@ -86,6 +86,8 @@ struct sys_info { unsigned long freq_localbus; }; +#define CCSR_DEVDISR1_QE 0x00000001 + /* Device Configuration and Pin Control */ struct ccsr_gur { u32 porsr1; /* POR status 1 */