From 12184db008736c7d0c9fc7f03a872bef6cd7feab Mon Sep 17 00:00:00 2001
From: Ravi Kumar Bokka <rbokka@codeaurora.org>
Date: Thu, 3 Jun 2021 20:14:39 +0530
Subject: [PATCH] herobrine: get boardid from GPIO configuration

Getting boardid information for the different SKU variants

BUG=b:182963902, b:193807794
TEST=Validated on qualcomm sc7280 development board

Signed-off-by: Ravi Kumar Bokka <rbokka@codeaurora.org>
Change-Id: I2b7625f9b98563438d1ac20e6f29411ef1058cf4
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55950
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Shelley Chen <shchen@google.com>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
---
 src/mainboard/google/herobrine/board.h   |  4 ++++
 src/mainboard/google/herobrine/boardid.c | 16 ++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/src/mainboard/google/herobrine/board.h b/src/mainboard/google/herobrine/board.h
index 0d2b2dba68..33c8c7df51 100644
--- a/src/mainboard/google/herobrine/board.h
+++ b/src/mainboard/google/herobrine/board.h
@@ -8,6 +8,10 @@
 
 #define GPIO_SD_CD_L	GPIO(91)
 
+#define QCOM_SC7280_SKU1 0x0
+#define QCOM_SC7280_SKU2 0x1
+#define QCOM_SC7280_SKU3 0x2
+
 void setup_chromeos_gpios(void);
 
 #endif /* _COREBOOT_SRC_MAINBOARD_GOOGLE_HEROBRINE_BOARD_H_ */
diff --git a/src/mainboard/google/herobrine/boardid.c b/src/mainboard/google/herobrine/boardid.c
index 6368d25157..7db3e0bc64 100644
--- a/src/mainboard/google/herobrine/boardid.c
+++ b/src/mainboard/google/herobrine/boardid.c
@@ -2,11 +2,27 @@
 
 #include <boardid.h>
 #include <ec/google/chromeec/ec.h>
+#include "board.h"
+#include <commonlib/bsd/cb_err.h>
+#include <console/console.h>
 #include <gpio.h>
 
 uint32_t board_id(void)
 {
 	static uint32_t id = UNDEFINED_STRAPPING_ID;
+	const gpio_t pins[] = {[2] = GPIO(50), [1] = GPIO(49), [0] = GPIO(48)};
+
+	if (id == UNDEFINED_STRAPPING_ID)
+		id = gpio_base3_value(pins, ARRAY_SIZE(pins));
+
+	if ((id == QCOM_SC7280_SKU1) || (id == QCOM_SC7280_SKU2) ||
+						(id == QCOM_SC7280_SKU3))
+		printk(BIOS_INFO, "BoardID :%d - "
+				"Machine model: "
+				"Qualcomm Technologies, Inc. "
+				"sc7280 IDP SKU%d platform\n", id, (id+1));
+	else
+		printk(BIOS_ERR, "Invalid BoardId : %d\n", id);
 
 	return id;
 }