From 0689eb74700178d6e95b4c780a36473db8901453 Mon Sep 17 00:00:00 2001 From: Jorge Ramirez-Ortiz Date: Wed, 10 Jan 2018 11:34:36 +0100 Subject: [PATCH] db410c: replace reset driver with psci this should be the norm for armv8 platforms. Signed-off-by: Jorge Ramirez-Ortiz --- arch/arm/dts/dragonboard410c.dts | 5 --- .../dragonboard410c/dragonboard410c.c | 5 +++ configs/dragonboard410c_defconfig | 2 +- drivers/sysreset/Makefile | 2 - drivers/sysreset/sysreset_snapdragon.c | 40 ------------------- 5 files changed, 6 insertions(+), 48 deletions(-) delete mode 100644 drivers/sysreset/sysreset_snapdragon.c diff --git a/arch/arm/dts/dragonboard410c.dts b/arch/arm/dts/dragonboard410c.dts index 25aeac46b1..b67e58882a 100644 --- a/arch/arm/dts/dragonboard410c.dts +++ b/arch/arm/dts/dragonboard410c.dts @@ -48,11 +48,6 @@ clock = <&clkc 4>; }; - restart@4ab000 { - compatible = "qcom,pshold"; - reg = <0x4ab000 0x4>; - }; - soc_gpios: pinctrl@1000000 { compatible = "qcom,apq8016-pinctrl"; reg = <0x1000000 0x300000>; diff --git a/board/qualcomm/dragonboard410c/dragonboard410c.c b/board/qualcomm/dragonboard410c/dragonboard410c.c index 7daf7c8b52..b9bf55ba31 100644 --- a/board/qualcomm/dragonboard410c/dragonboard410c.c +++ b/board/qualcomm/dragonboard410c/dragonboard410c.c @@ -171,3 +171,8 @@ int ft_board_setup(void *blob, bd_t *bd) return 0; } + +void reset_cpu(ulong addr) +{ + psci_system_reset(); +} diff --git a/configs/dragonboard410c_defconfig b/configs/dragonboard410c_defconfig index cfe9be97f3..de923adbc3 100644 --- a/configs/dragonboard410c_defconfig +++ b/configs/dragonboard410c_defconfig @@ -30,7 +30,6 @@ CONFIG_DM_PMIC=y CONFIG_PMIC_PM8916=y CONFIG_MSM_SERIAL=y CONFIG_SPMI_MSM=y -CONFIG_SYSRESET=y CONFIG_USB=y CONFIG_DM_USB=y CONFIG_USB_EHCI_HCD=y @@ -47,3 +46,4 @@ CONFIG_OF_LIBFDT_OVERLAY=y CONFIG_OF_CONTROL=y CONFIG_ENV_IS_IN_MMC=y CONFIG_OF_BOARD_SETUP=y +CONFIG_PSCI_RESET=y diff --git a/drivers/sysreset/Makefile b/drivers/sysreset/Makefile index 2e9598e300..000c288eeb 100644 --- a/drivers/sysreset/Makefile +++ b/drivers/sysreset/Makefile @@ -8,10 +8,8 @@ obj-$(CONFIG_SYSRESET) += sysreset-uclass.o obj-$(CONFIG_SYSRESET_PSCI) += sysreset_psci.o obj-$(CONFIG_SYSRESET_SYSCON) += sysreset_syscon.o obj-$(CONFIG_SYSRESET_WATCHDOG) += sysreset_watchdog.o - obj-$(CONFIG_ARCH_ROCKCHIP) += sysreset_rockchip.o obj-$(CONFIG_SANDBOX) += sysreset_sandbox.o -obj-$(CONFIG_ARCH_SNAPDRAGON) += sysreset_snapdragon.o obj-$(CONFIG_ARCH_STI) += sysreset_sti.o obj-$(CONFIG_TARGET_XTFPGA) += sysreset_xtfpga.o obj-$(CONFIG_ARCH_ASPEED) += sysreset_ast.o diff --git a/drivers/sysreset/sysreset_snapdragon.c b/drivers/sysreset/sysreset_snapdragon.c deleted file mode 100644 index 9869813978..0000000000 --- a/drivers/sysreset/sysreset_snapdragon.c +++ /dev/null @@ -1,40 +0,0 @@ -/* - * Qualcomm APQ8016 reset controller driver - * - * (C) Copyright 2015 Mateusz Kulikowski - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include -#include -#include -#include -#include - -DECLARE_GLOBAL_DATA_PTR; - -static int msm_sysreset_request(struct udevice *dev, enum sysreset_t type) -{ - phys_addr_t addr = devfdt_get_addr(dev); - if (!addr) - return -EINVAL; - writel(0, addr); - return -EINPROGRESS; -} - -static struct sysreset_ops msm_sysreset_ops = { - .request = msm_sysreset_request, -}; - -static const struct udevice_id msm_sysreset_ids[] = { - { .compatible = "qcom,pshold" }, - { } -}; - -U_BOOT_DRIVER(msm_reset) = { - .name = "msm_sysreset", - .id = UCLASS_SYSRESET, - .of_match = msm_sysreset_ids, - .ops = &msm_sysreset_ops, -}; -- 2.30.2