diff options
Diffstat (limited to 'arch/arm/mach-tegra/common.c')
-rw-r--r-- | arch/arm/mach-tegra/common.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c index 0d1407b6b668..d5acd8bdea76 100644 --- a/arch/arm/mach-tegra/common.c +++ b/arch/arm/mach-tegra/common.c @@ -172,6 +172,9 @@ static __initdata struct tegra_clk_init_table common_clk_init_table[] = { { "pll_p_out4", "pll_p", 108000000, false }, { "pll_m", "clk_m", 0, true }, { "pll_m_out1", "pll_m", 120000000, true }, +//[ 0.000000] Failed to set parent pll_c_out1 for sclk (violates clock limit 240000000) +//[ 0.000000] Unable to set parent pll_c_out1 of clock sclk: -22 + { "pll_c_out1", "pll_c", 40000000, false }, { "sclk", "pll_c_out1", 40000000, true }, { "hclk", "sclk", 40000000, true }, { "pclk", "hclk", 40000000, true }, @@ -466,6 +469,21 @@ static int __init tegra_lp0_vec_arg(char *options) } early_param("lp0_vec", tegra_lp0_vec_arg); +static int __init tegra_bootloader_fb_arg0(char *options) +{ + char *p = options; + + tegra_bootloader_fb_size = memparse(p, &p); + if (*p == '@') + tegra_bootloader_fb_start = memparse(p+1, &p); + + pr_info("Found fbmem: %08lx@%08lx\n", + tegra_bootloader_fb_size, tegra_bootloader_fb_start); + + return 0; +} +early_param("fbmem", tegra_bootloader_fb_arg0); + static int __init tegra_bootloader_fb_arg(char *options) { char *p = options; @@ -496,6 +514,27 @@ static int __init tegra_bootloader_fb2_arg(char *options) } early_param("tegra_fbmem2", tegra_bootloader_fb2_arg); +/* To specify NVIDIA carveout memory */ +static int __init parse_nvmem(char *p) +{ + unsigned long size, start; + char *endp; + + size = memparse(p, &endp); + if (*endp == '@') { + start = memparse(endp + 1, NULL); + if (start && size) { + pr_info("Found nvmem: %08lx@%08lx\n", size, start); + tegra_carveout_start = start; + tegra_carveout_size = size; + return 0; + } + } + + return -EINVAL; +} +early_param("nvmem", parse_nvmem); + static int __init tegra_sku_override(char *id) { char *p = id; @@ -892,6 +931,9 @@ void __init tegra_reserve(unsigned long carveout_size, unsigned long fb_size, tegra_carveout_size = 0; } else tegra_carveout_size = carveout_size; + } else { + /* special handling due to already reserved fbmem/nvmem */ + fb2_size -= tegra_bootloader_fb_size; } if (fb2_size) { @@ -906,6 +948,11 @@ void __init tegra_reserve(unsigned long carveout_size, unsigned long fb_size, tegra_fb2_size = fb2_size; } + if (!carveout_size) { + /* special handling due to already reserved fbmem/nvmem */ + tegra_fb2_size += tegra_bootloader_fb_size; + } + if (fb_size) { tegra_fb_start = memblock_end_of_DRAM() - fb_size; if (memblock_remove(tegra_fb_start, fb_size)) { |