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From: Lokesh Vutla <lokeshvutla@ti.com>
To: u-boot@lists.denx.de
Subject: [PATCH v2 07/18] arm: mach-k3: j721e: Add detection for j721e
Date: Mon, 27 Jul 2020 15:15:32 +0530	[thread overview]
Message-ID: <20200727094543.28484-8-lokeshvutla@ti.com> (raw)
In-Reply-To: <20200727094543.28484-1-lokeshvutla@ti.com>

Add an api soc_is_j721e(), and use it to enable certain functionality
that is available only on j721e.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Suman Anna <s-anna@ti.com>
---
 arch/arm/mach-k3/common.c                 | 10 ++++++++++
 arch/arm/mach-k3/include/mach/sys_proto.h |  2 ++
 arch/arm/mach-k3/j721e_init.c             |  3 +++
 3 files changed, 15 insertions(+)

diff --git a/arch/arm/mach-k3/common.c b/arch/arm/mach-k3/common.c
index eb72451d06..aec6c600b9 100644
--- a/arch/arm/mach-k3/common.c
+++ b/arch/arm/mach-k3/common.c
@@ -355,6 +355,16 @@ int print_cpuinfo(void)
 }
 #endif
 
+bool soc_is_j721e(void)
+{
+	u32 soc;
+
+	soc = (readl(CTRLMMR_WKUP_JTAG_ID) &
+		JTAG_ID_PARTNO_MASK) >> JTAG_ID_PARTNO_SHIFT;
+
+	return soc == J721E;
+}
+
 #ifdef CONFIG_ARM64
 void board_prep_linux(bootm_headers_t *images)
 {
diff --git a/arch/arm/mach-k3/include/mach/sys_proto.h b/arch/arm/mach-k3/include/mach/sys_proto.h
index 3c825aa3d1..48b11178c3 100644
--- a/arch/arm/mach-k3/include/mach/sys_proto.h
+++ b/arch/arm/mach-k3/include/mach/sys_proto.h
@@ -16,4 +16,6 @@ int do_board_detect(void);
 void release_resources_for_core_shutdown(void);
 int fdt_disable_node(void *blob, char *node_path);
 
+bool soc_is_j721e(void);
+
 #endif
diff --git a/arch/arm/mach-k3/j721e_init.c b/arch/arm/mach-k3/j721e_init.c
index 461a9d7f8f..3b15da2d7c 100644
--- a/arch/arm/mach-k3/j721e_init.c
+++ b/arch/arm/mach-k3/j721e_init.c
@@ -361,6 +361,9 @@ void start_non_linux_remote_cores(void)
 	int size = 0, ret;
 	u32 loadaddr = 0;
 
+	if (!soc_is_j721e())
+		return;
+
 	size = load_firmware("name_mainr5f0_0fw", "addr_mainr5f0_0load",
 			     &loadaddr);
 	if (size <= 0)
-- 
2.27.0

  parent reply	other threads:[~2020-07-27  9:45 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-27  9:45 [PATCH v2 00/18] arm: mach-k3: Initial support for Texas Instrument's J7200 Platform Lokesh Vutla
2020-07-27  9:45 ` [PATCH v2 01/18] board: ti: board_detect: Add stub functions for EEPROM detection apis Lokesh Vutla
2020-07-27  9:45 ` [PATCH v2 02/18] board: ti: j721e: Probe eeprom only when CONFIG_TI_I2C_BOARD_DETECT is defined Lokesh Vutla
2020-07-27  9:45 ` [PATCH v2 03/18] board: ti: j721e: Update fdt fixup logic for interconnect nodes Lokesh Vutla
2020-07-27  9:45 ` [PATCH v2 04/18] arm: mach-k3: Fix platform hang when SPL_MULTI_DTB_FIT is not enabled Lokesh Vutla
2020-07-27  9:45 ` [PATCH v2 05/18] arm: mach-k3: Move mmr_unlock to a common location Lokesh Vutla
2020-07-27 17:12   ` Suman Anna
2020-07-27  9:45 ` [PATCH v2 06/18] arm: mach-k3: sysfw-loader: Add support for rom loading sysfw image Lokesh Vutla
2020-07-27 17:17   ` Suman Anna
2020-07-29  2:35     ` Lokesh Vutla
2020-07-27  9:45 ` Lokesh Vutla [this message]
2020-07-27  9:45 ` [PATCH v2 08/18] arm: mach-k3: j721e: Fix unlocking control module registers Lokesh Vutla
2020-07-27 17:19   ` Suman Anna
2020-07-27  9:45 ` [PATCH v2 09/18] arm: mach-k3: j7200: Add support for SOC detection Lokesh Vutla
2020-07-27  9:45 ` [PATCH v2 10/18] arm: mach-k3: j7200: Add support for storing extended boot info from ROM Lokesh Vutla
2020-07-27 17:34   ` Suman Anna
2020-07-27  9:45 ` [PATCH v2 11/18] arm: mach-k3: j7200: Detect if ROM has already loaded sysfw Lokesh Vutla
2020-07-27 17:36   ` Suman Anna
2020-07-27  9:45 ` [PATCH v2 12/18] board: ti: j7200: Introduce support for j7200 build targets Lokesh Vutla
2020-08-05  8:50   ` Vignesh Raghavendra
2020-08-05 14:00     ` Lokesh Vutla
2020-07-27  9:45 ` [PATCH v2 13/18] board: ti: j7200: Add board detection support for j7200 Lokesh Vutla
2020-07-27 17:38   ` Suman Anna
2020-07-27  9:45 ` [PATCH v2 14/18] ram: k3-j721e: Relax version checks for memory controller Lokesh Vutla
2020-07-27  9:45 ` [PATCH v2 15/18] arm: dts: k3-j7200: Add dts support Lokesh Vutla
2020-08-04 14:11   ` Vignesh Raghavendra
2020-07-27  9:45 ` [PATCH v2 16/18] arm: dts: k3-j7200: Add R5 specific " Lokesh Vutla
2020-07-27  9:45 ` [PATCH v2 17/18] configs: j7200_evm_r5: Add initial support Lokesh Vutla
2020-07-27  9:45 ` [PATCH v2 18/18] configs: j7200_evm_a72: Add Initial support Lokesh Vutla
2020-08-04 15:25   ` Vignesh Raghavendra

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