feat(qti): updated soc version for sc7180 and sc7280

SMCCC_GET_SOC_VERSION SMC will return soc id to distinguish
different varaints in sc7180 and sc7280

Signed-off-by: Bharath N <quic_bharn@quicinc.com>
Change-Id: I72ea4bdb8193c816ba249c1e0755784c9b9bb7da

plat/qti/common/inc/qti_plat.h

@@ -54,4 +54,9 @@ void gic_set_spi_routing(unsigned int id, unsigned int irm, u_register_t mpidr);
 void qti_pmic_prepare_reset(void);
 void qti_pmic_prepare_shutdown(void);
 
+typedef struct chip_id_info {
+	uint16_t jtag_id;
+	uint16_t chipinfo_id;
+} chip_id_info_t;
+
 #endif /* QTI_PLAT_H */

plat/qti/common/src/qti_common.c

@@ -17,6 +17,7 @@
 #include <services/arm_arch_svc.h>
 
 #include <platform_def.h>
+#include <qti_map_chipinfo.h>
 #include <qti_plat.h>
 #include <qtiseclib_interface.h>
 
@@ -154,9 +155,22 @@ int qti_mmap_remove_dynamic_region(uintptr_t base_va, size_t size)
  */
 int32_t plat_get_soc_version(void)
 {
-	uint32_t soc_version = (QTI_SOC_VERSION & QTI_SOC_VERSION_MASK);
+	int i = 0;
+	/* Variant other than in mapped g_map_jtag_chipinfo_id variable will have
+	 * default chipinfo id as 0xFFFF
+	 */
+	uint32_t soc_version = (QTI_DEFAULT_CHIPINFO_ID & QTI_SOC_VERSION_MASK);
 	uint32_t jep106az_code = (JEDEC_QTI_BKID << QTI_SOC_CONTINUATION_SHIFT)
 			 | (JEDEC_QTI_MFID << QTI_SOC_IDENTIFICATION_SHIFT);
+	uint32_t jtag_id = mmio_read_32(QTI_JTAG_ID_REG);
+	uint32_t jtag_id_val = (jtag_id >> QTI_JTAG_ID_SHIFT)
+			 & QTI_SOC_VERSION_MASK;
+
+	for (i = 0; i < ARRAY_SIZE(g_map_jtag_chipinfo_id); i++) {
+		if (g_map_jtag_chipinfo_id[i].jtag_id == jtag_id_val)
+			soc_version = g_map_jtag_chipinfo_id[i].chipinfo_id
+			 & QTI_SOC_VERSION_MASK;
+	}
 	return (int32_t)(jep106az_code | (soc_version));
 }
 

plat/qti/sc7180/inc/platform_def.h

@@ -185,7 +185,6 @@
 /*----------------------------------------------------------------------------*/
 /* SOC hw version register */
 /*----------------------------------------------------------------------------*/
-#define QTI_SOC_VERSION				U(0x7180)
 #define QTI_SOC_VERSION_MASK			U(0xFFFF)
 #define QTI_SOC_REVISION_REG			0x1FC8000
 #define QTI_SOC_REVISION_MASK			U(0xFFFF)

plat/qti/sc7180/inc/qti_map_chipinfo.h

@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef QTI_MAP_CHIPINFO_H
+#define QTI_MAP_CHIPINFO_H
+
+#include <stdint.h>
+
+#include <qti_plat.h>
+
+#define QTI_JTAG_ID_REG                         0x786130
+#define QTI_SOC_VERSION_MASK                    U(0xFFFF)
+#define QTI_SOC_REVISION_REG                    0x1FC8000
+#define QTI_SOC_REVISION_MASK                   U(0xFFFF)
+#define QTI_JTAG_ID_SHIFT                       12
+#define QTI_JTAG_ID_SC7180                      U(0x012C)
+#define QTI_JTAG_ID_SC7180P                     U(0x0195)
+#define QTI_CHIPINFO_ID_SC7180                  U(0x01A9)
+#define QTI_CHIPINFO_ID_SC7180P                 U(0x01EF)
+#define QTI_DEFAULT_CHIPINFO_ID                 U(0xFFFF)
+
+static const chip_id_info_t g_map_jtag_chipinfo_id[] = {
+	{QTI_JTAG_ID_SC7180, QTI_CHIPINFO_ID_SC7180},
+	{QTI_JTAG_ID_SC7180P, QTI_CHIPINFO_ID_SC7180P},
+};
+#endif /* QTI_MAP_CHIPINFO_H */

plat/qti/sc7280/inc/platform_def.h

@@ -185,7 +185,6 @@
 /*----------------------------------------------------------------------------*/
 /* SOC hw version register */
 /*----------------------------------------------------------------------------*/
-#define QTI_SOC_VERSION				U(0x7280)
 #define QTI_SOC_VERSION_MASK			U(0xFFFF)
 #define QTI_SOC_REVISION_REG			0x1FC8000
 #define QTI_SOC_REVISION_MASK			U(0xFFFF)

plat/qti/sc7280/inc/qti_map_chipinfo.h

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef QTI_MAP_CHIPINFO_H
+#define QTI_MAP_CHIPINFO_H
+
+#include <stdint.h>
+
+#include <qti_plat.h>
+
+#define QTI_JTAG_ID_REG                         0x786130
+#define QTI_JTAG_ID_SHIFT                       12
+#define QTI_JTAG_ID_SC7280                      U(0x0193)
+#define QTI_JTAG_ID_SC7280P                     U(0x01EB)
+#define QTI_JTAG_ID_SC8270                      U(0x01E3)
+#define QTI_JTAG_ID_SC8270P                     U(0x020A)
+#define QTI_JTAG_ID_SC7270P                     U(0x0215)
+#define QTI_CHIPINFO_ID_SC7280                  U(0x01E7)
+#define QTI_CHIPINFO_ID_SC7280P                 U(0x0222)
+#define QTI_CHIPINFO_ID_SC8270                  U(0x0229)
+#define QTI_CHIPINFO_ID_SC8270P                 U(0x0233)
+#define QTI_CHIPINFO_ID_SC7270P                 U(0x0237)
+#define QTI_DEFAULT_CHIPINFO_ID                 U(0xFFFF)
+
+static const chip_id_info_t g_map_jtag_chipinfo_id[] = {
+	{QTI_JTAG_ID_SC7280, QTI_CHIPINFO_ID_SC7280},
+	{QTI_JTAG_ID_SC7280P, QTI_CHIPINFO_ID_SC7280P},
+	{QTI_JTAG_ID_SC8270, QTI_CHIPINFO_ID_SC8270},
+	{QTI_JTAG_ID_SC8270P, QTI_CHIPINFO_ID_SC8270P},
+	{QTI_JTAG_ID_SC7270P, QTI_CHIPINFO_ID_SC7270P},
+};
+#endif /* QTI_MAP_CHIPINFO_H */