diff options
Diffstat (limited to 'recipes/linux/linux-2.6.27/ts72xx/0009-CPU-info-and-board-revision.patch')
| -rw-r--r-- | recipes/linux/linux-2.6.27/ts72xx/0009-CPU-info-and-board-revision.patch | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/recipes/linux/linux-2.6.27/ts72xx/0009-CPU-info-and-board-revision.patch b/recipes/linux/linux-2.6.27/ts72xx/0009-CPU-info-and-board-revision.patch new file mode 100644 index 0000000000..5dd360a796 --- /dev/null +++ b/recipes/linux/linux-2.6.27/ts72xx/0009-CPU-info-and-board-revision.patch @@ -0,0 +1,64 @@ +From 3f48e4dc8affb4ddfe7b1ca8f209003cfb8ac314 Mon Sep 17 00:00:00 2001 +From: Matthieu Crapet <mcrapet@gmail.com> +Date: Sat, 3 Jan 2009 22:19:21 +0100 +Subject: [PATCH] CPU info and board revision +MIME-Version: 1.0 +Content-Type: text/plain; charset=utf-8 +Content-Transfer-Encoding: 8bit + +Adds support for SoC's unique ID (Maverick Key) in /proc/cpuinfo and +information about board revision. + +Signed-off-by: Petr Štetiar <ynezz@true.cz> +--- + arch/arm/kernel/setup.c | 9 +++++++++ + arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h | 3 +++ + 2 files changed, 12 insertions(+), 0 deletions(-) + +diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c +index 2ca7038..891fcf3 100644 +--- a/arch/arm/kernel/setup.c ++++ b/arch/arm/kernel/setup.c +@@ -994,9 +994,18 @@ static int c_show(struct seq_file *m, void *v) + seq_puts(m, "\n"); + + seq_printf(m, "Hardware\t: %s\n", machine_name); ++ ++#if defined(CONFIG_ARCH_EP93XX) ++#include <mach/ep93xx-regs.h> ++ seq_printf(m, "Revision\t: %04x\n", ++ *((unsigned int *)EP93XX_SYSCON_CHIPID) >> 28); ++ seq_printf(m, "Serial\t\t: %016x\n", ++ *((unsigned int *)EP93XX_SECURITY_UNIQID)); ++#else + seq_printf(m, "Revision\t: %04x\n", system_rev); + seq_printf(m, "Serial\t\t: %08x%08x\n", + system_serial_high, system_serial_low); ++#endif + + return 0; + } +diff --git a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h +index 5582138..e26b41b 100644 +--- a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h ++++ b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h +@@ -70,6 +70,8 @@ + #define EP93XX_I2S_BASE (EP93XX_APB_VIRT_BASE + 0x00020000) + + #define EP93XX_SECURITY_BASE (EP93XX_APB_VIRT_BASE + 0x00030000) ++#define EP93XX_SECURITY_REG(x) (EP93XX_SECURITY_BASE + (x)) ++#define EP93XX_SECURITY_UNIQID EP93XX_SECURITY_REG(0x2440) + + #define EP93XX_GPIO_BASE (EP93XX_APB_VIRT_BASE + 0x00040000) + #define EP93XX_GPIO_REG(x) (EP93XX_GPIO_BASE + (x)) +@@ -129,6 +131,7 @@ + #define EP93XX_SYSCON_DEVICE_CONFIG EP93XX_SYSCON_REG(0x80) + #define EP93XX_SYSCON_DEVICE_CONFIG_CRUNCH_ENABLE 0x00800000 + #define EP93XX_SYSCON_SWLOCK EP93XX_SYSCON_REG(0xc0) ++#define EP93XX_SYSCON_CHIPID EP93XX_SYSCON_REG(0x94) + + #define EP93XX_WATCHDOG_BASE (EP93XX_APB_VIRT_BASE + 0x00140000) + +-- +1.6.0.4 + |