diff options
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/mach-uniphier/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/mach-uniphier/board_init.c | 4 | ||||
-rw-r--r-- | arch/arm/mach-uniphier/init.h | 7 | ||||
-rw-r--r-- | arch/arm/mach-uniphier/nand-reset.c | 43 |
4 files changed, 0 insertions, 55 deletions
diff --git a/arch/arm/mach-uniphier/Makefile b/arch/arm/mach-uniphier/Makefile index e7eba75..38b6d90 100644 --- a/arch/arm/mach-uniphier/Makefile +++ b/arch/arm/mach-uniphier/Makefile @@ -22,7 +22,6 @@ endif obj-$(CONFIG_MICRO_SUPPORT_CARD) += micro-support-card.o obj-y += pinctrl-glue.o obj-$(CONFIG_MMC) += mmc-first-dev.o -obj-$(CONFIG_NAND_DENALI) += nand-reset.o obj-y += fdt-fixup.o endif diff --git a/arch/arm/mach-uniphier/board_init.c b/arch/arm/mach-uniphier/board_init.c index 5981015..30e4e23 100644 --- a/arch/arm/mach-uniphier/board_init.c +++ b/arch/arm/mach-uniphier/board_init.c @@ -163,10 +163,6 @@ int board_init(void) if (initdata->misc_init) initdata->misc_init(); - led_puts("U3"); - - uniphier_nand_reset_assert(); - led_puts("Uboo"); return 0; diff --git a/arch/arm/mach-uniphier/init.h b/arch/arm/mach-uniphier/init.h index a20cafd..dd978c0 100644 --- a/arch/arm/mach-uniphier/init.h +++ b/arch/arm/mach-uniphier/init.h @@ -75,13 +75,6 @@ int uniphier_have_internal_stm(void); int uniphier_boot_from_backend(void); int uniphier_pin_init(const char *pinconfig_name); -#ifdef CONFIG_NAND_DENALI -void uniphier_nand_reset_assert(void); -#else -static inline void uniphier_nand_reset_assert(void) -{ -} -#endif #ifdef CONFIG_ARM64 void uniphier_mem_map_init(unsigned long dram_base, unsigned long dram_size); #else diff --git a/arch/arm/mach-uniphier/nand-reset.c b/arch/arm/mach-uniphier/nand-reset.c deleted file mode 100644 index 11cadaa..0000000 --- a/arch/arm/mach-uniphier/nand-reset.c +++ /dev/null @@ -1,43 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 or later -/* - * Copyright (C) 2020 Socionext Inc. - * Author: Masahiro Yamada <yamada.masahiro@socionext.com> - */ - -#include <linux/errno.h> -#include <dm.h> -#include <dm/uclass-internal.h> -#include <reset.h> - -#include "init.h" - -/* - * Assert the Denali NAND controller reset if found. - * - * On LD4, the bootstrap process starts running after power-on reset regardless - * of the boot mode, here the pin-mux is not necessarily set up for NAND, then - * the controller is stuck. Assert the controller reset here, and should be - * deasserted in the driver after the pin-mux is correctly handled. For other - * SoCs, the bootstrap runs only when the boot mode selects ONFi, but it is yet - * effective when the boot swap is on. So, the reset should be asserted anyway. - */ -void uniphier_nand_reset_assert(void) -{ - struct udevice *dev; - struct reset_ctl_bulk resets; - int ret; - - ret = uclass_find_first_device(UCLASS_MTD, &dev); - if (ret || !dev) - return; - - /* make sure this is the Denali NAND controller */ - if (strcmp(dev->driver->name, "denali-nand-dt")) - return; - - ret = reset_get_bulk(dev, &resets); - if (ret) - return; - - reset_assert_bulk(&resets); -} |