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| author | Francois Retief <fgretief@spaceteq.co.za> | 2015-10-28 14:29:32 +0200 |
|---|---|---|
| committer | Francois Retief <fgretief@spaceteq.co.za> | 2015-12-03 13:15:48 +0200 |
| commit | e17c5200c7e9a802783a53d4f4457fa68f7fa074 (patch) | |
| tree | 3d6c2fe4a6deb1c4b1f1dfac50482b15e710b726 /arch/sparc/cpu | |
| parent | a5b629a33e717e794db8db5b0fedbd3aa254e711 (diff) | |
| download | u-boot-e17c5200c7e9a802783a53d4f4457fa68f7fa074.zip u-boot-e17c5200c7e9a802783a53d4f4457fa68f7fa074.tar.gz u-boot-e17c5200c7e9a802783a53d4f4457fa68f7fa074.tar.bz2 | |
sparc: Initial ground work for generic board initialization
Initial ground work in preperation for generic board initialization
code for the SPARC architecture.
Signed-off-by: Francois Retief <fgretief@spaceteq.co.za>
Diffstat (limited to 'arch/sparc/cpu')
| -rw-r--r-- | arch/sparc/cpu/leon2/cpu.c | 4 | ||||
| -rw-r--r-- | arch/sparc/cpu/leon2/cpu_init.c | 21 | ||||
| -rw-r--r-- | arch/sparc/cpu/leon3/cpu.c | 4 | ||||
| -rw-r--r-- | arch/sparc/cpu/leon3/cpu_init.c | 17 |
4 files changed, 24 insertions, 22 deletions
diff --git a/arch/sparc/cpu/leon2/cpu.c b/arch/sparc/cpu/leon2/cpu.c index 380c397..22e63e3 100644 --- a/arch/sparc/cpu/leon2/cpu.c +++ b/arch/sparc/cpu/leon2/cpu.c @@ -1,7 +1,7 @@ /* CPU specific code for the LEON2 CPU * - * (C) Copyright 2007 - * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com + * (C) Copyright 2007, 2015 + * Daniel Hellstrom, Cobham Gaisler, daniel@gaisler.com * * SPDX-License-Identifier: GPL-2.0+ */ diff --git a/arch/sparc/cpu/leon2/cpu_init.c b/arch/sparc/cpu/leon2/cpu_init.c index 695ee02..581f057 100644 --- a/arch/sparc/cpu/leon2/cpu_init.c +++ b/arch/sparc/cpu/leon2/cpu_init.c @@ -1,8 +1,8 @@ /* Initializes CPU and basic hardware such as memory * controllers, IRQ controller and system timer 0. * - * (C) Copyright 2007 - * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com + * (C) Copyright 2007, 2015 + * Daniel Hellstrom, Cobham Gaisler, daniel@gaisler.com * * SPDX-License-Identifier: GPL-2.0+ */ @@ -18,14 +18,6 @@ DECLARE_GLOBAL_DATA_PTR; -/* reset CPU (jump to 0, without reset) */ -void start(void); - -struct { - gd_t gd_area; - bd_t bd; -} global_data; - /* * Breath some life into the CPU... * @@ -69,6 +61,15 @@ void cpu_init_f2(void) } +int arch_cpu_init(void) +{ + gd->cpu_clk = CONFIG_SYS_CLK_FREQ; + gd->bus_clk = CONFIG_SYS_CLK_FREQ; + gd->ram_size = CONFIG_SYS_SDRAM_SIZE; + + return 0; +} + /* * initialize higher level parts of CPU like time base and timers */ diff --git a/arch/sparc/cpu/leon3/cpu.c b/arch/sparc/cpu/leon3/cpu.c index 8ab3150..d57bf2f 100644 --- a/arch/sparc/cpu/leon3/cpu.c +++ b/arch/sparc/cpu/leon3/cpu.c @@ -1,7 +1,7 @@ /* CPU specific code for the LEON3 CPU * - * (C) Copyright 2007 - * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com + * (C) Copyright 2007, 2015 + * Daniel Hellstrom, Cobham Gaisler, daniel@gaisler.com * * SPDX-License-Identifier: GPL-2.0+ */ diff --git a/arch/sparc/cpu/leon3/cpu_init.c b/arch/sparc/cpu/leon3/cpu_init.c index b140da3..a0526cd 100644 --- a/arch/sparc/cpu/leon3/cpu_init.c +++ b/arch/sparc/cpu/leon3/cpu_init.c @@ -27,19 +27,11 @@ DECLARE_GLOBAL_DATA_PTR; -/* reset CPU (jump to 0, without reset) */ -void start(void); - ambapp_dev_irqmp *irqmp = NULL; ambapp_dev_gptimer *gptimer = NULL; unsigned int gptimer_irq = 0; int leon3_snooping_avail = 0; -struct { - gd_t gd_area; - bd_t bd; -} global_data; - /* * Breath some life into the CPU... * @@ -71,6 +63,15 @@ void cpu_init_f2(void) ambapp_bus_init(CONFIG_AMBAPP_IOAREA, CONFIG_SYS_CLK_FREQ, &ambapp_plb); } +int arch_cpu_init(void) +{ + gd->cpu_clk = CONFIG_SYS_CLK_FREQ; + gd->bus_clk = CONFIG_SYS_CLK_FREQ; + gd->ram_size = CONFIG_SYS_SDRAM_SIZE; + + return 0; +} + /* * initialize higher level parts of CPU like time base and timers */ |