---

yaml --- r: 298717 b: refs/heads/master c: 6aa5106 h: refs/heads/master i: 298715: 56d4a36 v: v3
git-mirror · Apr 4, 2012 · f9a8316 · f9a8316
1 parent 18cdff5
commit f9a8316
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Showing 2 changed files with 17 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fd9abe1b5beafe776c51507dac32486f627c6ad8
+refs/heads/master: 6aa51068f58022ca616fad40b6773a1de50599f0
diff --git a/trunk/arch/arm/mach-exynos/include/mach/uncompress.h b/trunk/arch/arm/mach-exynos/include/mach/uncompress.h
@@ -20,9 +20,24 @@ volatile u8 *uart_base;
 
 #include <plat/uncompress.h>
 
+static unsigned int __raw_readl(unsigned int ptr)
+{
+	return *((volatile unsigned int *)ptr);
+}
+
 static void arch_detect_cpu(void)
 {
-	if (machine_is_smdk5250())
+	u32 chip_id = __raw_readl(EXYNOS_PA_CHIPID);
+
+	/*
+	 * product_id is bits 31:12
+	 *    bits 23:20 describe the exynosX family
+	 *
+	 */
+	chip_id >>= 20;
+	chip_id &= 0xf;
+
+	if (chip_id == 0x5)
 		uart_base = (volatile u8 *)EXYNOS5_PA_UART + (S3C_UART_OFFSET * CONFIG_S3C_LOWLEVEL_UART_PORT);
 	else
 		uart_base = (volatile u8 *)EXYNOS4_PA_UART + (S3C_UART_OFFSET * CONFIG_S3C_LOWLEVEL_UART_PORT);