[PATCH 5/5] ARM: mach-at91: armv7: Remove default reset driver

Sergiu Moga sergiu.moga at microchip.com
Fri Apr 1 11:27:27 CEST 2022


This commit removes the default reset driver for armv7, since
it is no longer needed due to the presence of the SYSRESET driver.

Signed-off-by: Sergiu Moga <sergiu.moga at microchip.com>
---
 arch/arm/mach-at91/armv7/Makefile |  3 ---
 arch/arm/mach-at91/armv7/reset.c  | 31 -------------------------------
 2 files changed, 34 deletions(-)
 delete mode 100644 arch/arm/mach-at91/armv7/reset.c

diff --git a/arch/arm/mach-at91/armv7/Makefile b/arch/arm/mach-at91/armv7/Makefile
index 246050b67b..41f2b2c60b 100644
--- a/arch/arm/mach-at91/armv7/Makefile
+++ b/arch/arm/mach-at91/armv7/Makefile
@@ -11,9 +11,6 @@ obj-$(CONFIG_SAMA5D3)	+= sama5d3_devices.o clock.o
 obj-$(CONFIG_SAMA5D4)	+= sama5d4_devices.o clock.o
 obj-$(CONFIG_SAMA7G5)	+= sama7g5_devices.o
 obj-y += cpu.o
-ifndef CONFIG_$(SPL_TPL_)SYSRESET
-obj-y	+= reset.o
-endif
 ifneq ($(CONFIG_ATMEL_PIT_TIMER),y)
 ifneq ($(CONFIG_MCHP_PIT64B_TIMER),y)
 # old non-DM timer driver
diff --git a/arch/arm/mach-at91/armv7/reset.c b/arch/arm/mach-at91/armv7/reset.c
deleted file mode 100644
index 1ea415ea9e..0000000000
--- a/arch/arm/mach-at91/armv7/reset.c
+++ /dev/null
@@ -1,31 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * (C) Copyright 2007-2008
- * Stelian Pop <stelian at popies.net>
- * Lead Tech Design <www.leadtechdesign.com>
- *
- * (C) Copyright 2013
- * Bo Shen <voice.shen at atmel.com>
- */
-
-#include <common.h>
-#include <cpu_func.h>
-#include <asm/io.h>
-#include <asm/arch/hardware.h>
-#include <asm/arch/at91_rstc.h>
-
-/* Reset the cpu by telling the reset controller to do so */
-void reset_cpu(void)
-{
-	at91_rstc_t *rstc = (at91_rstc_t *)ATMEL_BASE_RSTC;
-
-	writel(AT91_RSTC_KEY
-		| AT91_RSTC_CR_PROCRST	/* Processor Reset */
-		| AT91_RSTC_CR_PERRST	/* Peripheral Reset */
-#ifdef CONFIG_AT91RESET_EXTRST
-		| AT91_RSTC_CR_EXTRST	/* External Reset (assert nRST pin) */
-#endif
-		, &rstc->cr);
-	/* never reached */
-	do { } while (1);
-}
-- 
2.25.1



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