[PATCH] imx8: Add a default reset_cpu() implementation

[Fabio Estevam]

From: Fabio Estevam <festevam at denx.de>

Add a weak default reset_cpu() implementation just like
it is done on arch/arm/mach-imx/cpu.c.

This allows the removal of the empty reset_cpu() in several
board files.

Signed-off-by: Fabio Estevam <festevam at denx.de>
---
 arch/arm/mach-imx/imx8/cpu.c                          |  4 ++++
 board/advantech/imx8qm_dmsse20_a1/imx8qm_dmsse20_a1.c | 11 -----------
 board/advantech/imx8qm_rom7720_a1/imx8qm_rom7720_a1.c |  8 --------
 board/congatec/cgtqmx8/cgtqmx8.c                      |  7 -------
 board/freescale/imx8qm_mek/imx8qm_mek.c               |  8 --------
 board/freescale/imx8qxp_mek/imx8qxp_mek.c             |  8 --------
 board/toradex/apalis-imx8/apalis-imx8.c               |  8 --------
 board/toradex/colibri-imx8x/colibri-imx8x.c           |  8 --------
 8 files changed, 4 insertions(+), 58 deletions(-)

diff --git a/arch/arm/mach-imx/imx8/cpu.c b/arch/arm/mach-imx/imx8/cpu.c
index 0b91e448a5d..6e643188f40 100644
--- a/arch/arm/mach-imx/imx8/cpu.c
+++ b/arch/arm/mach-imx/imx8/cpu.c
@@ -84,6 +84,10 @@ static char *get_reset_cause(void)
 	}
 }
 
+__weak void reset_cpu(void)
+{
+}
+
 int arch_cpu_init(void)
 {
 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_RECOVER_DATA_SECTION)
diff --git a/board/advantech/imx8qm_dmsse20_a1/imx8qm_dmsse20_a1.c b/board/advantech/imx8qm_dmsse20_a1/imx8qm_dmsse20_a1.c
index 8b4d73052eb..56b7bdb57c9 100644
--- a/board/advantech/imx8qm_dmsse20_a1/imx8qm_dmsse20_a1.c
+++ b/board/advantech/imx8qm_dmsse20_a1/imx8qm_dmsse20_a1.c
@@ -136,17 +136,6 @@ void detail_board_ddr_info(void)
 	puts("\nDDR    ");
 }
 
-/*
- * Board specific reset that is system reset.
- */
-void reset_cpu(void)
-{
-	puts("SCI reboot request");
-
-	while (1)
-		putc('.');
-}
-
 #ifdef CONFIG_OF_BOARD_SETUP
 int ft_board_setup(void *blob, struct bd_info *bd)
 {
diff --git a/board/advantech/imx8qm_rom7720_a1/imx8qm_rom7720_a1.c b/board/advantech/imx8qm_rom7720_a1/imx8qm_rom7720_a1.c
index 206ce7d5c13..7f766a688bb 100644
--- a/board/advantech/imx8qm_rom7720_a1/imx8qm_rom7720_a1.c
+++ b/board/advantech/imx8qm_rom7720_a1/imx8qm_rom7720_a1.c
@@ -112,14 +112,6 @@ int board_init(void)
 	return 0;
 }
 
-/*
- * Board specific reset that is system reset.
- */
-void reset_cpu(void)
-{
-	/* TODO */
-}
-
 int board_mmc_get_env_dev(int devno)
 {
 	return devno;
diff --git a/board/congatec/cgtqmx8/cgtqmx8.c b/board/congatec/cgtqmx8/cgtqmx8.c
index 26189ff66f5..3b01354bb6b 100644
--- a/board/congatec/cgtqmx8/cgtqmx8.c
+++ b/board/congatec/cgtqmx8/cgtqmx8.c
@@ -371,13 +371,6 @@ void detail_board_ddr_info(void)
 	puts("\nDDR    ");
 }
 
-/*
- * Board specific reset that is system reset.
- */
-void reset_cpu(void)
-{
-	/* TODO */
-}
 
 #ifdef CONFIG_OF_BOARD_SETUP
 int ft_board_setup(void *blob, struct bd_info *bd)
diff --git a/board/freescale/imx8qm_mek/imx8qm_mek.c b/board/freescale/imx8qm_mek/imx8qm_mek.c
index d96d1d07bb1..2b209c8886f 100644
--- a/board/freescale/imx8qm_mek/imx8qm_mek.c
+++ b/board/freescale/imx8qm_mek/imx8qm_mek.c
@@ -102,14 +102,6 @@ int board_init(void)
 	return 0;
 }
 
-/*
- * Board specific reset that is system reset.
- */
-void reset_cpu(void)
-{
-	/* TODO */
-}
-
 #ifdef CONFIG_OF_BOARD_SETUP
 int ft_board_setup(void *blob, struct bd_info *bd)
 {
diff --git a/board/freescale/imx8qxp_mek/imx8qxp_mek.c b/board/freescale/imx8qxp_mek/imx8qxp_mek.c
index 516cefd2f24..833bee55462 100644
--- a/board/freescale/imx8qxp_mek/imx8qxp_mek.c
+++ b/board/freescale/imx8qxp_mek/imx8qxp_mek.c
@@ -126,14 +126,6 @@ int board_init(void)
 	return 0;
 }
 
-/*
- * Board specific reset that is system reset.
- */
-void reset_cpu(void)
-{
-	/* TODO */
-}
-
 #ifdef CONFIG_OF_BOARD_SETUP
 int ft_board_setup(void *blob, struct bd_info *bd)
 {
diff --git a/board/toradex/apalis-imx8/apalis-imx8.c b/board/toradex/apalis-imx8/apalis-imx8.c
index 49719f2f553..0f993e644d7 100644
--- a/board/toradex/apalis-imx8/apalis-imx8.c
+++ b/board/toradex/apalis-imx8/apalis-imx8.c
@@ -291,14 +291,6 @@ int board_init(void)
 	return 0;
 }
 
-/*
- * Board specific reset that is system reset.
- */
-void reset_cpu(void)
-{
-	/* TODO */
-}
-
 #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
 int ft_board_setup(void *blob, struct bd_info *bd)
 {
diff --git a/board/toradex/colibri-imx8x/colibri-imx8x.c b/board/toradex/colibri-imx8x/colibri-imx8x.c
index 6fc8076163c..a507d666c07 100644
--- a/board/toradex/colibri-imx8x/colibri-imx8x.c
+++ b/board/toradex/colibri-imx8x/colibri-imx8x.c
@@ -140,14 +140,6 @@ int board_init(void)
 	return 0;
 }
 
-/*
- * Board specific reset that is system reset.
- */
-void reset_cpu(void)
-{
-	/* TODO */
-}
-
 #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
 int ft_board_setup(void *blob, struct bd_info *bd)
 {
-- 
2.34.1