ram: aspeed: enable high resolution iKVM by default

enable high resolution iKVM once if the dram initialization is done

Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>
Change-Id: Ia14da11d43f

ram: aspeed: enable high resolution iKVM by default

enable high resolution iKVM once if the dram initialization is done

Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>
Change-Id: Ia14da11d43fbca849502695357b7371b25988b95

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ram: aspeed: update sdram setting

Update sdram setting to improve OS installation stability.

1. Unmask MAC request queued limitation mask
2. Enlarge MAC maximum grant length

Signed-off-by: neal_li

ram: aspeed: update sdram setting

Update sdram setting to improve OS installation stability.

1. Unmask MAC request queued limitation mask
2. Enlarge MAC maximum grant length

Signed-off-by: neal_liu <neal_liu@aspeedtech.com>
Change-Id: I346b4c80587f3cb78b048c3b9dd08e2d0e210e07

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ram: aspeed: update sdram setting to fix usb/kvm memory bandwith

1. Increase usb/kvm max grant length
2. Set group 1/2 requests queued number control threshold as 20
3. Set request queued limitation

ram: aspeed: update sdram setting to fix usb/kvm memory bandwith

1. Increase usb/kvm max grant length
2. Set group 1/2 requests queued number control threshold as 20
3. Set request queued limitation to mask all requests except usb 1/2

Signed-off-by: neal_liu <neal_liu@aspeedtech.com>
Change-Id: I223fc234c6cccbb888d52441ddab012fff3b3ac0

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ram: aspeed: correct the ram info when resuming from reset command

the ram size was wrong (4G) when resuming from reset command. fix the
issue and set scratch flag to prevent ram re-init.

Signed-o

ram: aspeed: correct the ram info when resuming from reset command

the ram size was wrong (4G) when resuming from reset command. fix the
issue and set scratch flag to prevent ram re-init.

Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>
Change-Id: I49e4340680c2908e872a2c8e7120808d9152cfc1

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ram: aspeed: specify the DDR4 speed configs for AST2600

only AST2600 supports DDR4 speed selection

Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>
Change-Id: Ibf140e512c968eb378f8303432c79b31

ram: aspeed: specify the DDR4 speed configs for AST2600

only AST2600 supports DDR4 speed selection

Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>
Change-Id: Ibf140e512c968eb378f8303432c79b31fd166710

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ram:aspeed: refine coding style

no logical modificaiton, just refine the coding style.

Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>
Change-Id: I5ce60b0e07752c4e8e96b851f09a165d47f21236

ram:aspeed: add missing handshaking flags.

scu100[7]: indicate the dram is initiailized by the soc.
scu100[12]:indicate the p2a bridge is disable

on ast2600, the p2a bridge is disabled by default s

ram:aspeed: add missing handshaking flags.

scu100[7]: indicate the dram is initiailized by the soc.
scu100[12]:indicate the p2a bridge is disable

on ast2600, the p2a bridge is disabled by default so the dram must be
initialized by the BMC SOC. Setting these flags so that the legacy
bios code won't stall in a infinite loop for polling these flags.

Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>
Change-Id: I28a274b24757778b733033dd0c3c6e84f8cd1a55

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ram:aspeed: refactor coding style

Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>
Change-Id: I626a6ac3a24a320bb2f119e5d1b91649ef230437

ram:aspeed: revise coding style

Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>
Change-Id: Id3e83ebe2ffea5fe192c2ba56ddddfda0d5b2d9e

sdram : ast2600

remove usb PA/PB priority high to normal

Signed-off-by: Ryan Chen <ryan_chen@aspeedtech.com>
Change-Id: I0784152daed473a66fcf142089437253340533e0

ast2600:ddr: fix memory bandwidth issue

Change Arbitration control, request queued limitation
Add usb to high priority

Signed-off-by: Ryan Chen <ryan_chen@aspeedtech.com>
Change-Id: I752d4010168f66

ast2600:ddr: fix memory bandwidth issue

Change Arbitration control, request queued limitation
Add usb to high priority

Signed-off-by: Ryan Chen <ryan_chen@aspeedtech.com>
Change-Id: I752d4010168f66cf0f1a820175b6d9e0fcc5532f

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increase vhub grant length 4 -> 6

aspeed sdram

increase usb host grant length (4->6)

get ram_size from the MCR register.

Do not calculate the size again since we had declared that the SDRAM is
initialized.

update reserve memory for ssp

update for ast2605 sdram size calculate

refactor format

ram: aspeed: modify the bwj setting

the ddr bwj bits equals to (m + 1)/2 -1. where m = SCU220[12:0]. For
400MHz MPLL setting, the bwj = (0x5F + 1) / 2 - 1 = 0x2F

Signed-off-by: Dylan Hung <dylan

ram: aspeed: modify the bwj setting

the ddr bwj bits equals to (m + 1)/2 -1. where m = SCU220[12:0]. For
400MHz MPLL setting, the bwj = (0x5F + 1) / 2 - 1 = 0x2F

Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>

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don't reserve VGA memory if efuse bit is set

don't re-init ecc if dram has been initialized

trim tailing whitespaces

refactor code: add macro for ECC setup

write scu config back if vga config is "0"

don't print message in sdramphy_init

to keep timing in ddrphy training

fix typo