diff options
Diffstat (limited to 'recipes-bsp/u-boot/u-boot-v2012.04.01/0018-mx53loco-Allow-to-print-CPU-information-at-a-later-s.patch')
| -rw-r--r-- | recipes-bsp/u-boot/u-boot-v2012.04.01/0018-mx53loco-Allow-to-print-CPU-information-at-a-later-s.patch | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/recipes-bsp/u-boot/u-boot-v2012.04.01/0018-mx53loco-Allow-to-print-CPU-information-at-a-later-s.patch b/recipes-bsp/u-boot/u-boot-v2012.04.01/0018-mx53loco-Allow-to-print-CPU-information-at-a-later-s.patch new file mode 100644 index 0000000..79fd899 --- /dev/null +++ b/recipes-bsp/u-boot/u-boot-v2012.04.01/0018-mx53loco-Allow-to-print-CPU-information-at-a-later-s.patch @@ -0,0 +1,93 @@ +From 255fe9c082f3a409d366517bb5e92d299fdbf2ff Mon Sep 17 00:00:00 2001 +From: Fabio Estevam <festevam@gmail.com> +Date: Mon, 30 Apr 2012 08:12:03 +0000 +Subject: [PATCH 18/56] mx53loco: Allow to print CPU information at a later + stage + +Print CPU information within board_late_init(). + +This is in preparation for adding 1GHz support, which requires programming a PMIC +via I2C. As I2C is only available after relocation, print the CPU information +later at board_late_init(), so that the CPU frequency can be printed correctly. + +Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> +Acked-by: Stefano Babic <sbabic@denx.de> +--- + arch/arm/cpu/armv7/imx-common/cpu.c | 2 +- + arch/arm/include/asm/arch-mx5/sys_proto.h | 1 + + board/freescale/mx53loco/mx53loco.c | 22 ++++++++++++++++++++++ + include/configs/mx53loco.h | 1 - + 4 files changed, 24 insertions(+), 2 deletions(-) + +diff --git a/arch/arm/cpu/armv7/imx-common/cpu.c b/arch/arm/cpu/armv7/imx-common/cpu.c +index b96fa5b..b3195dd 100644 +--- a/arch/arm/cpu/armv7/imx-common/cpu.c ++++ b/arch/arm/cpu/armv7/imx-common/cpu.c +@@ -35,7 +35,7 @@ + #include <fsl_esdhc.h> + #endif + +-static char *get_reset_cause(void) ++char *get_reset_cause(void) + { + u32 cause; + struct src *src_regs = (struct src *)SRC_BASE_ADDR; +diff --git a/arch/arm/include/asm/arch-mx5/sys_proto.h b/arch/arm/include/asm/arch-mx5/sys_proto.h +index 3f10d29..7b5246e 100644 +--- a/arch/arm/include/asm/arch-mx5/sys_proto.h ++++ b/arch/arm/include/asm/arch-mx5/sys_proto.h +@@ -37,5 +37,6 @@ void set_chipselect_size(int const); + int fecmxc_initialize(bd_t *bis); + u32 get_ahb_clk(void); + u32 get_periph_clk(void); ++char *get_reset_cause(void); + + #endif +diff --git a/board/freescale/mx53loco/mx53loco.c b/board/freescale/mx53loco/mx53loco.c +index 7ea9f6e..46aaeb2 100644 +--- a/board/freescale/mx53loco/mx53loco.c ++++ b/board/freescale/mx53loco/mx53loco.c +@@ -299,6 +299,28 @@ int board_early_init_f(void) + return 0; + } + ++int print_cpuinfo(void) ++{ ++ u32 cpurev; ++ ++ cpurev = get_cpu_rev(); ++ printf("CPU: Freescale i.MX%x family rev%d.%d at %d MHz\n", ++ (cpurev & 0xFF000) >> 12, ++ (cpurev & 0x000F0) >> 4, ++ (cpurev & 0x0000F) >> 0, ++ mxc_get_clock(MXC_ARM_CLK) / 1000000); ++ printf("Reset cause: %s\n", get_reset_cause()); ++ return 0; ++} ++ ++#ifdef CONFIG_BOARD_LATE_INIT ++int board_late_init(void) ++{ ++ print_cpuinfo(); ++ return 0; ++} ++#endif ++ + int board_init(void) + { + gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; +diff --git a/include/configs/mx53loco.h b/include/configs/mx53loco.h +index af59307..0778bde 100644 +--- a/include/configs/mx53loco.h ++++ b/include/configs/mx53loco.h +@@ -27,7 +27,6 @@ + + #define CONFIG_SYS_MX5_HCLK 24000000 + #define CONFIG_SYS_MX5_CLK32 32768 +-#define CONFIG_DISPLAY_CPUINFO + #define CONFIG_DISPLAY_BOARDINFO + + #define CONFIG_MACH_TYPE MACH_TYPE_MX53_LOCO +-- +1.7.10 + |