waterDataPreprocessing levelDataPreprocessingThread.c 袁明明 commit at 2020-11-19

waterDataPreprocessing/dataProcessing/levelDataPreprocessingThread.c

@@ -369,3 +369,113 @@ void __init omap3xxx_check_revision(void)
 		/* Handle 36xx devices */
 
 		switch(rev) {
+		case 0: /* Take care of early samples */
+			omap_revision = OMAP3630_REV_ES1_0;
+			cpu_rev = "1.0";
+			break;
+		case 1:
+			omap_revision = OMAP3630_REV_ES1_1;
+			cpu_rev = "1.1";
+			break;
+		case 2:
+		/* FALLTHROUGH */
+		default:
+			omap_revision = OMAP3630_REV_ES1_2;
+			cpu_rev = "1.2";
+		}
+		break;
+	case 0xb81e:
+		switch (rev) {
+		case 0:
+			omap_revision = TI8168_REV_ES1_0;
+			cpu_rev = "1.0";
+			break;
+		case 1:
+		/* FALLTHROUGH */
+		default:
+			omap_revision = TI8168_REV_ES1_1;
+			cpu_rev = "1.1";
+			break;
+		}
+		break;
+	case 0xb944:
+		omap_revision = AM335X_REV_ES1_0;
+		cpu_rev = "1.0";
+		break;
+	case 0xb8f2:
+		switch (rev) {
+		case 0:
+		/* FALLTHROUGH */
+		case 1:
+			omap_revision = TI8148_REV_ES1_0;
+			cpu_rev = "1.0";
+			break;
+		case 2:
+			omap_revision = TI8148_REV_ES2_0;
+			cpu_rev = "2.0";
+			break;
+		case 3:
+		/* FALLTHROUGH */
+		default:
+			omap_revision = TI8148_REV_ES2_1;
+			cpu_rev = "2.1";
+			break;
+		}
+		break;
+	default:
+		/* Unknown default to latest silicon rev as default */
+		omap_revision = OMAP3630_REV_ES1_2;
+		cpu_rev = "1.2";
+		pr_warn("Warning: unknown chip type; assuming OMAP3630ES1.2\n");
+	}
+}
+
+void __init omap4xxx_check_revision(void)
+{
+	u32 idcode;
+	u16 hawkeye;
+	u8 rev;
+
+	/*
+	 * The IC rev detection is done with hawkeye and rev.
+	 * Note that rev does not map directly to defined processor
+	 * revision numbers as ES1.0 uses value 0.
+	 */
+	idcode = read_tap_reg(OMAP_TAP_IDCODE);
+	hawkeye = (idcode >> 12) & 0xffff;
+	rev = (idcode >> 28) & 0xf;
+
+	/*
+	 * Few initial 4430 ES2.0 samples IDCODE is same as ES1.0
+	 * Use ARM register to detect the correct ES version
+	 */
+	if (!rev && (hawkeye != 0xb94e) && (hawkeye != 0xb975)) {
+		idcode = read_cpuid(CPUID_ID);
+		rev = (idcode & 0xf) - 1;
+	}
+
+	switch (hawkeye) {
+	case 0xb852:
+		switch (rev) {
+		case 0:
+			omap_revision = OMAP4430_REV_ES1_0;
+			break;
+		case 1:
+		default:
+			omap_revision = OMAP4430_REV_ES2_0;
+		}
+		break;
+	case 0xb95c:
+		switch (rev) {
+		case 3:
+			omap_revision = OMAP4430_REV_ES2_1;
+			break;
+		case 4:
+			omap_revision = OMAP4430_REV_ES2_2;
+			break;
+		case 6:
+		default:
+			omap_revision = OMAP4430_REV_ES2_3;
+		}
+		break;
+	case 0xb94e: