diff options
Diffstat (limited to 'meta-openbmc-mods/meta-ast2500/recipes-bsp/u-boot/files/0025-Manufacturing-mode-physical-presence-detection.patch')
| -rw-r--r-- | meta-openbmc-mods/meta-ast2500/recipes-bsp/u-boot/files/0025-Manufacturing-mode-physical-presence-detection.patch | 39 |
1 files changed, 27 insertions, 12 deletions
diff --git a/meta-openbmc-mods/meta-ast2500/recipes-bsp/u-boot/files/0025-Manufacturing-mode-physical-presence-detection.patch b/meta-openbmc-mods/meta-ast2500/recipes-bsp/u-boot/files/0025-Manufacturing-mode-physical-presence-detection.patch index 76606db0a..eaccfa99e 100644 --- a/meta-openbmc-mods/meta-ast2500/recipes-bsp/u-boot/files/0025-Manufacturing-mode-physical-presence-detection.patch +++ b/meta-openbmc-mods/meta-ast2500/recipes-bsp/u-boot/files/0025-Manufacturing-mode-physical-presence-detection.patch @@ -1,4 +1,4 @@ -From 3ed477feebb959749bd20a22e3acd8b39e22c193 Mon Sep 17 00:00:00 2001 +From 8a2f6a42c3be0426803fc0a70444ba95bf73443f Mon Sep 17 00:00:00 2001 From: AppaRao Puli <apparao.puli@linux.intel.com> Date: Thu, 20 Jun 2019 18:11:43 +0530 Subject: [PATCH] Manufacturing mode physical presence detection @@ -24,10 +24,10 @@ Signed-off-by: Richard Marian Thomaiyar <richard.marian.thomaiyar@linux.intel.co Signed-off-by: AppaRao Puli <apparao.puli@linux.intel.com> --- board/aspeed/ast-g5/ast-g5-gpio.h | 2 +- - board/aspeed/ast-g5/ast-g5-intel.c | 42 ++++++++++++++++++++++++++++++ + board/aspeed/ast-g5/ast-g5-intel.c | 57 ++++++++++++++++++++++++++++++ board/aspeed/ast-g5/ast-g5.c | 2 -- - common/autoboot.c | 16 ++++++++++-- - 4 files changed, 57 insertions(+), 5 deletions(-) + common/autoboot.c | 16 +++++++-- + 4 files changed, 72 insertions(+), 5 deletions(-) diff --git a/board/aspeed/ast-g5/ast-g5-gpio.h b/board/aspeed/ast-g5/ast-g5-gpio.h index 54b7388a22f5..8ccf4373460b 100644 @@ -43,7 +43,7 @@ index 54b7388a22f5..8ccf4373460b 100644 // GPIO Configuration Register bits #define GPCFG_EVENT_TO_SMI (1 << 7) // 1 == enabled diff --git a/board/aspeed/ast-g5/ast-g5-intel.c b/board/aspeed/ast-g5/ast-g5-intel.c -index 45ecd83fd3f0..79de13caa0af 100644 +index 45ecd83fd3f0..6ea7f0060c57 100644 --- a/board/aspeed/ast-g5/ast-g5-intel.c +++ b/board/aspeed/ast-g5/ast-g5-intel.c @@ -24,6 +24,7 @@ enum gpio_names { @@ -74,7 +74,7 @@ index 45ecd83fd3f0..79de13caa0af 100644 static void sgpio_init(void) { uint32_t value; -@@ -403,6 +410,30 @@ static void update_bootargs_cmd(const char *key, const char *value) +@@ -403,6 +410,44 @@ static void update_bootargs_cmd(const char *key, const char *value) free(buf); } @@ -87,8 +87,10 @@ index 45ecd83fd3f0..79de13caa0af 100644 + */ + const uint32_t delay_in_ms = 100; + const uint32_t read_count = ((15 * 1000) / delay_in_ms); -+ const uint32_t delay_for_indication = 10 * 1000; -+ for (uint32_t count = 0; count < read_count; ++count) { ++ const uint32_t delay_for_indication = 2 * 1000; ++ uint32_t count; ++ ++ for (count = 0; count < read_count; ++count) { + if (!gpio_get_value(GPIO_FP_PWR_BTN)) + return false; + @@ -96,8 +98,20 @@ index 45ecd83fd3f0..79de13caa0af 100644 + } + debug("is_mfg_mode_phy_req : detected mfg mode request\n"); + id_led_control(GPIO_GREEN_LED, EIDLED_Blink_3HZ); -+ /* Delay the boot to do physical indication for mfg mode */ -+ mdelay(delay_for_indication); ++ /* ++ * Delay up to 15 seconds until the power button is released to prevent ++ * unintentional power button overriding to PCH through GPIO ++ * pass-through. ++ */ ++ for (count = 0; count < read_count; ++count) { ++ if (!gpio_get_value(GPIO_FP_PWR_BTN)) ++ break; ++ ++ mdelay(delay_in_ms); ++ } ++ /* Keep the indication at least for 2 seconds */ ++ if (delay_in_ms * count < delay_for_indication) ++ mdelay(delay_for_indication - (delay_in_ms * count)); + + return true; +} @@ -105,7 +119,7 @@ index 45ecd83fd3f0..79de13caa0af 100644 void ast_g5_intel_late_init(void) { char value[32]; -@@ -450,6 +481,17 @@ void ast_g5_intel_late_init(void) +@@ -450,6 +495,18 @@ void ast_g5_intel_late_init(void) ast_scu_write(0, AST_SCU_SYS_CTRL); update_bootargs_cmd("resetreason", value); @@ -115,11 +129,12 @@ index 45ecd83fd3f0..79de13caa0af 100644 + update_bootargs_cmd("special", "mfg"); + else + update_bootargs_cmd("special", NULL); ++ ++ ast_enable_pass_through(); +} + +void board_pre_abort_autoboot(void) +{ -+ ast_enable_pass_through(); } static void pwm_init(void) |