[U-Boot] [PATCH RESEND 05/10] imx8: add cpu support

Peng Fan peng.fan at nxp.com
Tue Mar 5 02:32:28 UTC 2019


Add cpu type and Kconfig entry

Signed-off-by: Peng Fan <peng.fan at nxp.com>
---
 arch/arm/include/asm/arch-imx/cpu.h | 1 +
 arch/arm/mach-imx/imx8/Kconfig      | 5 +++++
 arch/arm/mach-imx/imx8/cpu.c        | 3 +++
 3 files changed, 9 insertions(+)

diff --git a/arch/arm/include/asm/arch-imx/cpu.h b/arch/arm/include/asm/arch-imx/cpu.h
index 667badbc06..d4a83eef72 100644
--- a/arch/arm/include/asm/arch-imx/cpu.h
+++ b/arch/arm/include/asm/arch-imx/cpu.h
@@ -26,6 +26,7 @@
 #define MXC_CPU_MX7D		0x72
 #define MXC_CPU_IMX8MQ		0x82
 #define MXC_CPU_IMX8QXP_A0	0x90 /* dummy ID */
+#define MXC_CPU_IMX8QM		0x91 /* dummy ID */
 #define MXC_CPU_IMX8QXP		0x92 /* dummy ID */
 #define MXC_CPU_MX7ULP		0xE1 /* Temporally hard code */
 #define MXC_CPU_VF610		0xF6 /* dummy ID */
diff --git a/arch/arm/mach-imx/imx8/Kconfig b/arch/arm/mach-imx/imx8/Kconfig
index f76a139684..4336a8c236 100644
--- a/arch/arm/mach-imx/imx8/Kconfig
+++ b/arch/arm/mach-imx/imx8/Kconfig
@@ -10,6 +10,11 @@ config MU_BASE_SPL
 	  SPL runs in EL3 mode, it use MU0_A to communicate with SCU.
 	  So we could not reuse the one in dts which is for normal U-Boot.
 
+config IMX8QM
+	select IMX8
+	select SUPPORT_SPL
+	bool
+
 config IMX8QXP
 	select IMX8
 	select SUPPORT_SPL
diff --git a/arch/arm/mach-imx/imx8/cpu.c b/arch/arm/mach-imx/imx8/cpu.c
index 7539e45652..ac65ae74fd 100644
--- a/arch/arm/mach-imx/imx8/cpu.c
+++ b/arch/arm/mach-imx/imx8/cpu.c
@@ -542,6 +542,8 @@ const char *get_imx8_type(u32 imxtype)
 	case MXC_CPU_IMX8QXP:
 	case MXC_CPU_IMX8QXP_A0:
 		return "QXP";
+	case MXC_CPU_IMX8QM:
+		return "QM";
 	default:
 		return "??";
 	}
@@ -613,6 +615,7 @@ static const struct cpu_ops cpu_imx8_ops = {
 
 static const struct udevice_id cpu_imx8_ids[] = {
 	{ .compatible = "arm,cortex-a35" },
+	{ .compatible = "arm,cortex-a53" },
 	{ }
 };
 
-- 
2.16.4



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