diff options
| -rw-r--r-- | drivers/sysreset/sysreset_rk3188.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/sysreset/sysreset_rk3188.c b/drivers/sysreset/sysreset_rk3188.c index 36ae47600a..053a6344f5 100644 --- a/drivers/sysreset/sysreset_rk3188.c +++ b/drivers/sysreset/sysreset_rk3188.c @@ -7,21 +7,36 @@ #include <common.h> #include <dm.h> #include <errno.h> +#include <syscon.h> #include <sysreset.h> #include <asm/io.h> #include <asm/arch/clock.h> #include <asm/arch/cru_rk3188.h> +#include <asm/arch/grf_rk3188.h> #include <asm/arch/hardware.h> #include <linux/err.h> int rk3188_sysreset_request(struct udevice *dev, enum sysreset_t type) { struct rk3188_cru *cru = rockchip_get_cru(); + struct rk3188_grf *grf; if (IS_ERR(cru)) return PTR_ERR(cru); switch (type) { case SYSRESET_WARM: + grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF); + if (IS_ERR(grf)) + return -EPROTONOSUPPORT; + + /* + * warm-reset keeps the remap value, + * so make sure it's disabled. + */ + rk_clrsetreg(&grf->soc_con0, + NOC_REMAP_MASK << NOC_REMAP_SHIFT, + 0 << NOC_REMAP_SHIFT); + rk_clrreg(&cru->cru_mode_con, 0xffff); writel(0xeca8, &cru->cru_glb_srst_snd_value); break; |