diff options
| -rw-r--r-- | arch/microblaze/Kconfig | 1 | ||||
| -rw-r--r-- | arch/microblaze/cpu/spl.c | 8 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/gpio.h | 13 | ||||
| -rw-r--r-- | board/xilinx/microblaze-generic/microblaze-generic.c | 46 | ||||
| -rw-r--r-- | board/xilinx/microblaze-generic/xparameters.h | 3 | ||||
| -rw-r--r-- | configs/microblaze-generic_defconfig | 3 | ||||
| -rw-r--r-- | drivers/gpio/Kconfig | 1 | ||||
| -rw-r--r-- | include/configs/microblaze-generic.h | 5 |
8 files changed, 24 insertions, 56 deletions
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index f791c0081e..dcc502b1ff 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -16,6 +16,7 @@ config TARGET_MICROBLAZE_GENERIC select DM select DM_SERIAL select ENV_IS_IN_FLASH + select SYSRESET endchoice diff --git a/arch/microblaze/cpu/spl.c b/arch/microblaze/cpu/spl.c index d3c523d387..070c12cce9 100644 --- a/arch/microblaze/cpu/spl.c +++ b/arch/microblaze/cpu/spl.c @@ -47,3 +47,11 @@ int spl_start_uboot(void) return 1; } + +int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + __asm__ __volatile__ ("mts rmsr, r0;" \ + "bra r0"); + + return 0; +} diff --git a/arch/microblaze/include/asm/gpio.h b/arch/microblaze/include/asm/gpio.h index 4762de0243..306ab4c9f2 100644 --- a/arch/microblaze/include/asm/gpio.h +++ b/arch/microblaze/include/asm/gpio.h @@ -1,14 +1 @@ -#ifndef _ASM_MICROBLAZE_GPIO_H_ -#define _ASM_MICROBLAZE_GPIO_H_ - #include <asm-generic/gpio.h> - -/* Allocation functions */ -extern int gpio_alloc_dual(u32 baseaddr, const char *name, u32 gpio_no0, - u32 gpio_no1); -extern int gpio_alloc(u32 baseaddr, const char *name, u32 gpio_no); - -#define gpio_status() gpio_info() -extern void gpio_info(void); - -#endif diff --git a/board/xilinx/microblaze-generic/microblaze-generic.c b/board/xilinx/microblaze-generic/microblaze-generic.c index 556d0de7f1..44fb48b347 100644 --- a/board/xilinx/microblaze-generic/microblaze-generic.c +++ b/board/xilinx/microblaze-generic/microblaze-generic.c @@ -1,8 +1,8 @@ // SPDX-License-Identifier: GPL-2.0+ /* - * (C) Copyright 2007 Michal Simek + * (C) Copyright 2007-2018 Michal Simek * - * Michal SIMEK <monstr@monstr.eu> + * Michal SIMEK <monstr@monstr.eu> */ /* @@ -12,6 +12,8 @@ #include <common.h> #include <config.h> +#include <dm.h> +#include <dm/lists.h> #include <fdtdec.h> #include <asm/processor.h> #include <asm/microblaze_intc.h> @@ -22,10 +24,6 @@ DECLARE_GLOBAL_DATA_PTR; -#ifdef CONFIG_XILINX_GPIO -static int reset_pin = -1; -#endif - #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_WDT) static struct udevice *watchdog_dev; #endif /* !CONFIG_SPL_BUILD && CONFIG_WDT */ @@ -66,33 +64,6 @@ int dram_init(void) return 0; }; -#if !defined(CONFIG_SYSRESET) || defined(CONFIG_SPL_BUILD) -int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ -#ifndef CONFIG_SPL_BUILD -#ifdef CONFIG_XILINX_GPIO - if (reset_pin != -1) - gpio_direction_output(reset_pin, 1); -#endif -#endif - puts("Resetting board\n"); - __asm__ __volatile__ (" mts rmsr, r0;" \ - "bra r0"); - - return 0; -} -#endif - -static int gpio_init(void) -{ -#ifdef CONFIG_XILINX_GPIO - reset_pin = gpio_alloc(CONFIG_SYS_GPIO_0_ADDR, "reset", 1); - if (reset_pin != -1) - gpio_request(reset_pin, "reset_pin"); -#endif - return 0; -} - #ifdef CONFIG_WDT /* Called by macro WATCHDOG_RESET */ void watchdog_reset(void) @@ -117,8 +88,6 @@ void watchdog_reset(void) int board_late_init(void) { - gpio_init(); - #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_WDT) watchdog_dev = NULL; @@ -133,6 +102,13 @@ int board_late_init(void) wdt_start(watchdog_dev, 0, 0); puts("Watchdog: Started\n"); #endif /* !CONFIG_SPL_BUILD && CONFIG_WDT */ +#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_SYSRESET_MICROBLAZE) + int ret; + ret = device_bind_driver(gd->dm_root, "mb_soft_reset", + "reset_soft", NULL); + if (ret) + printf("Warning: No reset driver: ret=%d\n", ret); +#endif return 0; } diff --git a/board/xilinx/microblaze-generic/xparameters.h b/board/xilinx/microblaze-generic/xparameters.h index 01116d827c..5e0911faf6 100644 --- a/board/xilinx/microblaze-generic/xparameters.h +++ b/board/xilinx/microblaze-generic/xparameters.h @@ -13,9 +13,6 @@ /* Microblaze is microblaze_0 */ #define XILINX_FSL_NUMBER 3 -/* GPIO is LEDs_4Bit*/ -#define XILINX_GPIO_BASEADDR 0x40000000 - /* Flash Memory is FLASH_2Mx32 */ #define XILINX_FLASH_START 0x2c000000 #define XILINX_FLASH_SIZE 0x00800000 diff --git a/configs/microblaze-generic_defconfig b/configs/microblaze-generic_defconfig index c366a80ed6..b1d0193393 100644 --- a/configs/microblaze-generic_defconfig +++ b/configs/microblaze-generic_defconfig @@ -39,6 +39,7 @@ CONFIG_SPL_OF_CONTROL=y CONFIG_OF_EMBED=y CONFIG_NETCONSOLE=y CONFIG_SPL_DM=y +CONFIG_DM_GPIO=y CONFIG_XILINX_GPIO=y CONFIG_MTD_NOR_FLASH=y CONFIG_PHY_ATHEROS=y @@ -56,5 +57,7 @@ CONFIG_XILINX_AXIEMAC=y CONFIG_XILINX_EMACLITE=y CONFIG_SYS_NS16550=y CONFIG_XILINX_UARTLITE=y +CONFIG_SYSRESET_GPIO=y +CONFIG_SYSRESET_MICROBLAZE=y CONFIG_WDT=y CONFIG_XILINX_TB_WATCHDOG=y diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index 29af22ecc7..5699a71b23 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -185,6 +185,7 @@ config SANDBOX_GPIO_COUNT config XILINX_GPIO bool "Xilinx GPIO driver" + depends on DM_GPIO help This config enable the Xilinx GPIO driver for Microblaze. diff --git a/include/configs/microblaze-generic.h b/include/configs/microblaze-generic.h index 6a049cf2af..5eab2e5a38 100644 --- a/include/configs/microblaze-generic.h +++ b/include/configs/microblaze-generic.h @@ -38,11 +38,6 @@ /* setting reset address */ /*#define CONFIG_SYS_RESET_ADDRESS CONFIG_SYS_TEXT_BASE*/ -/* gpio */ -#ifdef XILINX_GPIO_BASEADDR -# define CONFIG_SYS_GPIO_0_ADDR XILINX_GPIO_BASEADDR -#endif - #define CONFIG_SYS_MALLOC_LEN 0xC0000 /* Stack location before relocation */ |