[v2,01/16] rockchip: Add cpu-info

Message ID 20190826182111.30999-2-jagan@amarulasolutions.com
State New
Headers show
Series
  • rk3399: Add redundant boot support
Related show

Commit Message

Jagan Teki Aug. 26, 2019, 6:20 p.m. UTC
Add cpu information for rockchip soc.

This would help to print the SoC family number, with
associated temparature, clock and reason for reset etc.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
 arch/arm/mach-rockchip/Makefile   |  1 +
 arch/arm/mach-rockchip/cpu-info.c | 16 ++++++++++++++++
 2 files changed, 17 insertions(+)
 create mode 100644 arch/arm/mach-rockchip/cpu-info.c

Comments

Kever Yang Sept. 2, 2019, 8:33 a.m. UTC | #1
On 2019/8/27 上午2:20, Jagan Teki wrote:
> Add cpu information for rockchip soc.
>
> This would help to print the SoC family number, with
> associated temparature, clock and reason for reset etc.
>
> Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>

Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

Thanks,
- Kever
> ---
>   arch/arm/mach-rockchip/Makefile   |  1 +
>   arch/arm/mach-rockchip/cpu-info.c | 16 ++++++++++++++++
>   2 files changed, 17 insertions(+)
>   create mode 100644 arch/arm/mach-rockchip/cpu-info.c
>
> diff --git a/arch/arm/mach-rockchip/Makefile b/arch/arm/mach-rockchip/Makefile
> index 207f900011..76fc4942ee 100644
> --- a/arch/arm/mach-rockchip/Makefile
> +++ b/arch/arm/mach-rockchip/Makefile
> @@ -20,6 +20,7 @@ ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TPL_BUILD),)
>   # we can have the preprocessor correctly recognise both 0x0 and 0
>   # meaning "turn it off".
>   obj-y += boot_mode.o
> +obj-$(CONFIG_DISPLAY_CPUINFO) += cpu-info.o
>   obj-$(CONFIG_ROCKCHIP_COMMON_BOARD) += board.o
>   endif
>   
> diff --git a/arch/arm/mach-rockchip/cpu-info.c b/arch/arm/mach-rockchip/cpu-info.c
> new file mode 100644
> index 0000000000..90ce65d9ff
> --- /dev/null
> +++ b/arch/arm/mach-rockchip/cpu-info.c
> @@ -0,0 +1,16 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * (C) Copyright 2019 Amarula Solutions.
> + * Author: Jagan Teki <jagan@amarulasolutions.com>
> + */
> +
> +#include <common.h>
> +
> +int print_cpuinfo(void)
> +{
> +	printf("SoC: Rockchip %s\n", CONFIG_SYS_SOC);
> +
> +	/* TODO print operating temparature and clock */
> +
> +	return 0;
> +}

Patch

diff --git a/arch/arm/mach-rockchip/Makefile b/arch/arm/mach-rockchip/Makefile
index 207f900011..76fc4942ee 100644
--- a/arch/arm/mach-rockchip/Makefile
+++ b/arch/arm/mach-rockchip/Makefile
@@ -20,6 +20,7 @@  ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TPL_BUILD),)
 # we can have the preprocessor correctly recognise both 0x0 and 0
 # meaning "turn it off".
 obj-y += boot_mode.o
+obj-$(CONFIG_DISPLAY_CPUINFO) += cpu-info.o
 obj-$(CONFIG_ROCKCHIP_COMMON_BOARD) += board.o
 endif
 
diff --git a/arch/arm/mach-rockchip/cpu-info.c b/arch/arm/mach-rockchip/cpu-info.c
new file mode 100644
index 0000000000..90ce65d9ff
--- /dev/null
+++ b/arch/arm/mach-rockchip/cpu-info.c
@@ -0,0 +1,16 @@ 
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * (C) Copyright 2019 Amarula Solutions.
+ * Author: Jagan Teki <jagan@amarulasolutions.com>
+ */
+
+#include <common.h>
+
+int print_cpuinfo(void)
+{
+	printf("SoC: Rockchip %s\n", CONFIG_SYS_SOC);
+
+	/* TODO print operating temparature and clock */
+
+	return 0;
+}