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| author | Peng Fan <peng.fan@nxp.com> | 2023-04-28 12:08:14 +0800 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2023-05-21 16:54:40 +0200 |
| commit | f3a07717b721edfb5a183f8e3403f70a3727fca5 (patch) | |
| tree | 09c7d9fc177f4deba8df1ac96b61feb5903ada53 /drivers/cpu/imx8_cpu.c | |
| parent | 7c5256e89f9e65b15af8821585a11f13e5cc4348 (diff) | |
| download | u-boot-f3a07717b721edfb5a183f8e3403f70a3727fca5.zip u-boot-f3a07717b721edfb5a183f8e3403f70a3727fca5.tar.gz u-boot-f3a07717b721edfb5a183f8e3403f70a3727fca5.tar.bz2 | |
imx: imx8_cpu: print cpu grade temperature
Support print out cpu grade temperature
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'drivers/cpu/imx8_cpu.c')
| -rw-r--r-- | drivers/cpu/imx8_cpu.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/cpu/imx8_cpu.c b/drivers/cpu/imx8_cpu.c index 4da7a99..304d5e5 100644 --- a/drivers/cpu/imx8_cpu.c +++ b/drivers/cpu/imx8_cpu.c @@ -13,6 +13,7 @@ #include <asm/arch/sys_proto.h> #include <asm/arch-imx/cpu.h> #include <asm/armv8/cpu.h> +#include <imx_thermal.h> #include <linux/bitops.h> #include <linux/clk-provider.h> @@ -121,10 +122,17 @@ static int cpu_imx_get_temp(struct cpu_imx_plat *plat) } #endif +__weak u32 get_cpu_temp_grade(int *minc, int *maxc) +{ + return 0; +} + static int cpu_imx_get_desc(const struct udevice *dev, char *buf, int size) { struct cpu_imx_plat *plat = dev_get_plat(dev); + const char *grade; int ret, temp; + int minc, maxc; if (size < 100) return -ENOSPC; @@ -132,6 +140,27 @@ static int cpu_imx_get_desc(const struct udevice *dev, char *buf, int size) ret = snprintf(buf, size, "NXP i.MX%s Rev%s %s at %u MHz", plat->type, plat->rev, plat->name, plat->freq_mhz); + if (IS_ENABLED(CONFIG_IMX9)) { + switch (get_cpu_temp_grade(&minc, &maxc)) { + case TEMP_AUTOMOTIVE: + grade = "Automotive temperature grade "; + break; + case TEMP_INDUSTRIAL: + grade = "Industrial temperature grade "; + break; + case TEMP_EXTCOMMERCIAL: + grade = "Extended Consumer temperature grade "; + break; + default: + grade = "Consumer temperature grade "; + break; + } + + buf = buf + ret; + size = size - ret; + ret = snprintf(buf, size, "\nCPU: %s (%dC to %dC)", grade, minc, maxc); + } + if (IS_ENABLED(CONFIG_DM_THERMAL)) { temp = cpu_imx_get_temp(plat); buf = buf + ret; |