[PATCH] ARM: mvebu: x530: set MPP55 to gpio

MPP55 is used as a reset connected to the L3 switch chip. This doesn't matter for u-boot as it doesn't use the L3 switch but it is useful to be able to toggle the switch in/out of reset for the OS.
Signed-off-by: Chris Packham judge.packham@gmail.com --- I sent this out a while back but it was part of a series that has been dropped for the time being. There's not reason to hold this change up behind the other so I'm sending it as a standalong change.
board/alliedtelesis/x530/x530.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/board/alliedtelesis/x530/x530.c b/board/alliedtelesis/x530/x530.c index c0ec2afa3011..cbf4533e78de 100644 --- a/board/alliedtelesis/x530/x530.c +++ b/board/alliedtelesis/x530/x530.c @@ -93,7 +93,7 @@ int board_early_init_f(void) writel(0x55550550, MVEBU_MPP_BASE + 0x0c); writel(0x55555555, MVEBU_MPP_BASE + 0x10); writel(0x00100565, MVEBU_MPP_BASE + 0x14); - writel(0x40000000, MVEBU_MPP_BASE + 0x18); + writel(0x00000000, MVEBU_MPP_BASE + 0x18); writel(0x00004444, MVEBU_MPP_BASE + 0x1c);
return 0;

On 02.05.22 05:16, Chris Packham wrote:
MPP55 is used as a reset connected to the L3 switch chip. This doesn't matter for u-boot as it doesn't use the L3 switch but it is useful to be able to toggle the switch in/out of reset for the OS.
Signed-off-by: Chris Packham judge.packham@gmail.com
Reviewed-by: Stefan Roese sr@denx.de
Thanks, Stefan
I sent this out a while back but it was part of a series that has been dropped for the time being. There's not reason to hold this change up behind the other so I'm sending it as a standalong change.
Good.
board/alliedtelesis/x530/x530.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/board/alliedtelesis/x530/x530.c b/board/alliedtelesis/x530/x530.c index c0ec2afa3011..cbf4533e78de 100644 --- a/board/alliedtelesis/x530/x530.c +++ b/board/alliedtelesis/x530/x530.c @@ -93,7 +93,7 @@ int board_early_init_f(void) writel(0x55550550, MVEBU_MPP_BASE + 0x0c); writel(0x55555555, MVEBU_MPP_BASE + 0x10); writel(0x00100565, MVEBU_MPP_BASE + 0x14);
- writel(0x40000000, MVEBU_MPP_BASE + 0x18);
writel(0x00000000, MVEBU_MPP_BASE + 0x18); writel(0x00004444, MVEBU_MPP_BASE + 0x1c);
return 0;
Viele Grüße, Stefan Roese

On 02.05.22 05:16, Chris Packham wrote:
MPP55 is used as a reset connected to the L3 switch chip. This doesn't matter for u-boot as it doesn't use the L3 switch but it is useful to be able to toggle the switch in/out of reset for the OS.
Signed-off-by: Chris Packham judge.packham@gmail.com
I sent this out a while back but it was part of a series that has been dropped for the time being. There's not reason to hold this change up behind the other so I'm sending it as a standalong change.
Applied to u-boot-marvell/master
Thanks, Stefan
board/alliedtelesis/x530/x530.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/board/alliedtelesis/x530/x530.c b/board/alliedtelesis/x530/x530.c index c0ec2afa3011..cbf4533e78de 100644 --- a/board/alliedtelesis/x530/x530.c +++ b/board/alliedtelesis/x530/x530.c @@ -93,7 +93,7 @@ int board_early_init_f(void) writel(0x55550550, MVEBU_MPP_BASE + 0x0c); writel(0x55555555, MVEBU_MPP_BASE + 0x10); writel(0x00100565, MVEBU_MPP_BASE + 0x14);
- writel(0x40000000, MVEBU_MPP_BASE + 0x18);
writel(0x00000000, MVEBU_MPP_BASE + 0x18); writel(0x00004444, MVEBU_MPP_BASE + 0x1c);
return 0;
Viele Grüße, Stefan Roese
participants (2)
-
Chris Packham
-
Stefan Roese