diff options
Diffstat (limited to 'meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0007-ast2600-Override-OTP-strap-settings.patch')
| -rw-r--r-- | meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0007-ast2600-Override-OTP-strap-settings.patch | 37 |
1 files changed, 21 insertions, 16 deletions
diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0007-ast2600-Override-OTP-strap-settings.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0007-ast2600-Override-OTP-strap-settings.patch index e309f6a98..94a658610 100644 --- a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0007-ast2600-Override-OTP-strap-settings.patch +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0007-ast2600-Override-OTP-strap-settings.patch @@ -1,4 +1,4 @@ -From 899934a036171eb9174e800ba6367b8b8a3e70c4 Mon Sep 17 00:00:00 2001 +From 3f53513c2b16ce2f9a24975cb23b2b58e70ba0f2 Mon Sep 17 00:00:00 2001 From: Jae Hyun Yoo <jae.hyun.yoo@intel.com> Date: Wed, 29 Jan 2020 14:55:44 -0800 Subject: [PATCH] Override OTP strap settings @@ -7,33 +7,38 @@ This commit adds settings to override OTP strap. Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@intel.com> --- - arch/arm/mach-aspeed/ast2600/platform.S | 8 ++++++++ - 1 file changed, 8 insertions(+) + arch/arm/mach-aspeed/ast2600/platform.S | 20 ++++++++++++++++++++ + 1 file changed, 20 insertions(+) diff --git a/arch/arm/mach-aspeed/ast2600/platform.S b/arch/arm/mach-aspeed/ast2600/platform.S -index de97cccc78b7..ab8d10b70b9a 100644 +index 80ba06802acd..e7ae9041093c 100644 --- a/arch/arm/mach-aspeed/ast2600/platform.S +++ b/arch/arm/mach-aspeed/ast2600/platform.S -@@ -40,6 +40,7 @@ - #define AST_SCU_HPLL_PARAM (AST_SCU_BASE + 0x200) - #define AST_SCU_HPLL_PARAM_EXT (AST_SCU_BASE + 0x204) - #define AST_SCU_HW_STRAP1 (AST_SCU_BASE + 0x500) -+#define AST_SCU_HW_STRAP2 (AST_SCU_BASE + 0x510) - #define AST_SCU_CA7_PARITY_CHK (AST_SCU_BASE + 0x820) - #define AST_SCU_CA7_PARITY_CLR (AST_SCU_BASE + 0x824) - -@@ -133,6 +134,13 @@ do_primary_core_setup: +@@ -147,6 +147,26 @@ do_primary_core_setup: /* unlock system control unit */ scu_unlock -+ /* enable eSPI and ACPI */ ++ /* disable CA7 CPU boot */ ++ ldr r0, =AST_SCU_HW_STRAP1_CLR ++ movw r1, #0x0001 @; Disable ARM CA7 CPU boot ++ movt r1, #0x0000 ++ str r1, [r0] ++ ++ /* enable eSPI, debug interface and disable UART5 boot*/ ++ ldr r0, =AST_SCU_HW_STRAP2_CLR ++ movw r1, #0x0040 @; Select eSPI ++ movt r1, #0x0000 ++ orr r1, #0x0010 @; Enable debug interface ++ orr r1, #0x0100 @; Disable UART5 boot ++ str r1, [r0] ++ ++ /* enable ACPI */ + ldr r0, =AST_SCU_HW_STRAP2 + ldr r1, [r0] -+ bic r1, #0x40 @; Select eSPI + orr r1, #0x20 @; Enable ACPI + str r1, [r0] + - /* tune-up CPU clock for AST2600 A0 */ + /* identify AST2600 A0/A1 */ ldr r0, =AST_SCU_REV_ID ldr r0, [r0] -- |