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| author | Dave Gerlach <d-gerlach@ti.com> | 2020-07-15 23:40:04 -0500 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2020-07-25 14:46:57 -0600 |
| commit | 5ab71ea4b18dce9fe5599075c4309ea39b62954f (patch) | |
| tree | ee3be63d86aa6e89cf9ac66678b2fa4eedeebf3c | |
| parent | 29eb1c4aa6a0fa0894cb76db9d24642fda6dae0b (diff) | |
| download | u-boot-5ab71ea4b18dce9fe5599075c4309ea39b62954f.zip u-boot-5ab71ea4b18dce9fe5599075c4309ea39b62954f.tar.gz u-boot-5ab71ea4b18dce9fe5599075c4309ea39b62954f.tar.bz2 | |
arm: mach-k3: Use SOC driver for device identification
Make use of UCLASS_SOC to find device family and revision for
print_cpuinfo.
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
| -rw-r--r-- | arch/arm/mach-k3/common.c | 48 | ||||
| -rw-r--r-- | arch/arm/mach-k3/common.h | 6 | ||||
| -rw-r--r-- | arch/arm/mach-k3/include/mach/hardware.h | 1 |
3 files changed, 19 insertions, 36 deletions
diff --git a/arch/arm/mach-k3/common.c b/arch/arm/mach-k3/common.c index 63bf060..4335f28 100644 --- a/arch/arm/mach-k3/common.c +++ b/arch/arm/mach-k3/common.c @@ -25,6 +25,7 @@ #include <fs.h> #include <env.h> #include <elf.h> +#include <soc.h> struct ti_sci_handle *get_ti_sci_handle(void) { @@ -308,38 +309,27 @@ void reset_cpu(ulong ignored) #if defined(CONFIG_DISPLAY_CPUINFO) int print_cpuinfo(void) { - u32 soc, rev; - char *name; - - soc = (readl(CTRLMMR_WKUP_JTAG_ID) & - JTAG_ID_PARTNO_MASK) >> JTAG_ID_PARTNO_SHIFT; - rev = (readl(CTRLMMR_WKUP_JTAG_ID) & - JTAG_ID_VARIANT_MASK) >> JTAG_ID_VARIANT_SHIFT; + struct udevice *soc; + char name[64]; + int ret; printf("SoC: "); - switch (soc) { - case AM65X: - name = "AM65x"; - break; - case J721E: - name = "J721E"; - break; - default: - name = "Unknown Silicon"; - }; - printf("%s SR ", name); - switch (rev) { - case REV_PG1_0: - name = "1.0"; - break; - case REV_PG2_0: - name = "2.0"; - break; - default: - name = "Unknown Revision"; - }; - printf("%s\n", name); + ret = soc_get(&soc); + if (ret) { + printf("UNKNOWN\n"); + return 0; + } + + ret = soc_get_family(soc, name, 64); + if (!ret) { + printf("%s ", name); + } + + ret = soc_get_revision(soc, name, 64); + if (!ret) { + printf("%s\n", name); + } return 0; } diff --git a/arch/arm/mach-k3/common.h b/arch/arm/mach-k3/common.h index 94cdcb5..ba344c5 100644 --- a/arch/arm/mach-k3/common.h +++ b/arch/arm/mach-k3/common.h @@ -8,12 +8,6 @@ #include <asm/armv7_mpu.h> -#define AM65X 0xbb5a -#define J721E 0xbb64 - -#define REV_PG1_0 0 -#define REV_PG2_0 1 - struct fwl_data { const char *name; u16 fwl_id; diff --git a/arch/arm/mach-k3/include/mach/hardware.h b/arch/arm/mach-k3/include/mach/hardware.h index 0ad7614..f2ca80a 100644 --- a/arch/arm/mach-k3/include/mach/hardware.h +++ b/arch/arm/mach-k3/include/mach/hardware.h @@ -15,7 +15,6 @@ #endif /* Assuming these addresses and definitions stay common across K3 devices */ -#define CTRLMMR_WKUP_JTAG_ID 0x43000014 #define JTAG_ID_VARIANT_SHIFT 28 #define JTAG_ID_VARIANT_MASK (0xf << 28) #define JTAG_ID_PARTNO_SHIFT 12 |