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author | Jason M. Bills <jason.m.bills@linux.intel.com> | 2020-05-06 01:31:17 +0300 |
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committer | Jason M. Bills <jason.m.bills@linux.intel.com> | 2020-05-14 21:54:34 +0300 |
commit | eda2c7c523d858d25fe25052254a7f393767310b (patch) | |
tree | 7c14ec3de42b7fc6c86bc3b0f9ecb4b9f21a5d14 /meta-openbmc-mods/meta-ast2500/recipes-bsp/u-boot/files/0020-Enable-PCIe-L1-support.patch | |
parent | 794d26fa53ad7e8cb54a3a5773436b1d8e813f35 (diff) | |
download | openbmc-eda2c7c523d858d25fe25052254a7f393767310b.tar.xz |
Update to internal 0.53
Signed-off-by: Jason M. Bills <jason.m.bills@linux.intel.com>
Diffstat (limited to 'meta-openbmc-mods/meta-ast2500/recipes-bsp/u-boot/files/0020-Enable-PCIe-L1-support.patch')
-rw-r--r-- | meta-openbmc-mods/meta-ast2500/recipes-bsp/u-boot/files/0020-Enable-PCIe-L1-support.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/meta-openbmc-mods/meta-ast2500/recipes-bsp/u-boot/files/0020-Enable-PCIe-L1-support.patch b/meta-openbmc-mods/meta-ast2500/recipes-bsp/u-boot/files/0020-Enable-PCIe-L1-support.patch new file mode 100644 index 000000000..6949856db --- /dev/null +++ b/meta-openbmc-mods/meta-ast2500/recipes-bsp/u-boot/files/0020-Enable-PCIe-L1-support.patch @@ -0,0 +1,36 @@ +From 647cc2538ed6b64054c742b4668386fda9394221 Mon Sep 17 00:00:00 2001 +From: Jae Hyun Yoo <jae.hyun.yoo@intel.com> +Date: Tue, 8 Jan 2019 13:33:15 -0800 +Subject: [PATCH] Enable PCIe L1 support + +This commit enables PCIe L1 support using magic registers. + +Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@intel.com> + +--- + arch/arm/mach-aspeed/platform_g5.S | 12 ++++++++++++ + 1 file changed, 12 insertions(+) + +diff --git a/arch/arm/mach-aspeed/platform_g5.S b/arch/arm/mach-aspeed/platform_g5.S +index 66427b6..b404353 100644 +--- a/arch/arm/mach-aspeed/platform_g5.S ++++ b/arch/arm/mach-aspeed/platform_g5.S +@@ -2432,6 +2432,18 @@ spi_cbr_end: + bic r1, r1, #0x00400000 + str r1, [r0] + ++ ldr r0, =0x1e6ed07c @ Enable PCIe L1 support ++ ldr r1, =0xa8 ++ str r1, [r0] ++ ++ ldr r0, =0x1e6ed068 ++ ldr r1, =0xc81f0a ++ str r1, [r0] ++ ++ ldr r0, =0x1e6ed07c ++ mov r1, #0 ++ str r1, [r0] ++ + /****************************************************************************** + Configure MAC timing + ******************************************************************************/ |