* [PATCH] board: renesas: ebisu: Drop CA57 check in reset_cpu()
@ 2020-09-17 14:28 Lad Prabhakar
2020-09-17 20:39 ` Marek Vasut
0 siblings, 1 reply; 2+ messages in thread
From: Lad Prabhakar @ 2020-09-17 14:28 UTC (permalink / raw)
To: u-boot
Renesas Ebisu board is based on R-Car E3 SoC which has dual CA53 and
a CR7.
This patch drops check for cputype from reset_cpu() and also drops the
corresponding CA57 macros. While at it also dropped RST_RSTOUTCR macro
which is unused.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
---
board/renesas/ebisu/ebisu.c | 15 +--------------
1 file changed, 1 insertion(+), 14 deletions(-)
diff --git a/board/renesas/ebisu/ebisu.c b/board/renesas/ebisu/ebisu.c
index d164a36361..b6531f61ed 100644
--- a/board/renesas/ebisu/ebisu.c
+++ b/board/renesas/ebisu/ebisu.c
@@ -47,23 +47,10 @@ int board_init(void)
}
#define RST_BASE 0xE6160000
-#define RST_CA57RESCNT (RST_BASE + 0x40)
#define RST_CA53RESCNT (RST_BASE + 0x44)
-#define RST_RSTOUTCR (RST_BASE + 0x58)
-#define RST_CA57_CODE 0xA5A5000F
#define RST_CA53_CODE 0x5A5A000F
void reset_cpu(ulong addr)
{
- unsigned long midr, cputype;
-
- asm volatile("mrs %0, midr_el1" : "=r" (midr));
- cputype = (midr >> 4) & 0xfff;
-
- if (cputype == 0xd03)
- writel(RST_CA53_CODE, RST_CA53RESCNT);
- else if (cputype == 0xd07)
- writel(RST_CA57_CODE, RST_CA57RESCNT);
- else
- hang();
+ writel(RST_CA53_CODE, RST_CA53RESCNT);
}
--
2.17.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH] board: renesas: ebisu: Drop CA57 check in reset_cpu()
2020-09-17 14:28 [PATCH] board: renesas: ebisu: Drop CA57 check in reset_cpu() Lad Prabhakar
@ 2020-09-17 20:39 ` Marek Vasut
0 siblings, 0 replies; 2+ messages in thread
From: Marek Vasut @ 2020-09-17 20:39 UTC (permalink / raw)
To: u-boot
On 9/17/20 4:28 PM, Lad Prabhakar wrote:
> Renesas Ebisu board is based on R-Car E3 SoC which has dual CA53 and
> a CR7.
>
> This patch drops check for cputype from reset_cpu() and also drops the
> corresponding CA57 macros. While at it also dropped RST_RSTOUTCR macro
> which is unused.
[...]
Applied, thanks.
^ permalink raw reply [flat|nested] 2+ messages in thread
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2020-09-17 14:28 [PATCH] board: renesas: ebisu: Drop CA57 check in reset_cpu() Lad Prabhakar
2020-09-17 20:39 ` Marek Vasut
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