diff options
Diffstat (limited to 'arch/arm/mach-tegra/board2.c')
| -rw-r--r-- | arch/arm/mach-tegra/board2.c | 37 |
1 files changed, 34 insertions, 3 deletions
diff --git a/arch/arm/mach-tegra/board2.c b/arch/arm/mach-tegra/board2.c index 12257a42b5..bbc487aa3b 100644 --- a/arch/arm/mach-tegra/board2.c +++ b/arch/arm/mach-tegra/board2.c @@ -13,18 +13,23 @@ #include <asm/io.h> #include <asm/arch-tegra/ap.h> #include <asm/arch-tegra/board.h> +#include <asm/arch-tegra/cboot.h> #include <asm/arch-tegra/clk_rst.h> #include <asm/arch-tegra/pmc.h> +#include <asm/arch-tegra/pmu.h> #include <asm/arch-tegra/sys_proto.h> #include <asm/arch-tegra/uart.h> #include <asm/arch-tegra/warmboot.h> #include <asm/arch-tegra/gpu.h> #include <asm/arch-tegra/usb.h> #include <asm/arch-tegra/xusb-padctl.h> +#if IS_ENABLED(CONFIG_TEGRA_CLKRST) #include <asm/arch/clock.h> +#endif +#if IS_ENABLED(CONFIG_TEGRA_PINCTRL) #include <asm/arch/funcmux.h> #include <asm/arch/pinmux.h> -#include <asm/arch/pmu.h> +#endif #include <asm/arch/tegra.h> #ifdef CONFIG_TEGRA_CLOCK_SCALING #include <asm/arch/emc.h> @@ -47,6 +52,7 @@ __weak void pin_mux_mmc(void) {} __weak void gpio_early_init_uart(void) {} __weak void pin_mux_display(void) {} __weak void start_cpu_fan(void) {} +__weak void cboot_late_init(void) {} #if defined(CONFIG_TEGRA_NAND) __weak void pin_mux_nand(void) @@ -109,8 +115,10 @@ int board_init(void) __maybe_unused int board_id; /* Do clocks and UART first so that printf() works */ +#if IS_ENABLED(CONFIG_TEGRA_CLKRST) clock_init(); clock_verify(); +#endif tegra_gpu_config(); @@ -181,8 +189,10 @@ void gpio_early_init(void) __attribute__((weak, alias("__gpio_early_init"))); int board_early_init_f(void) { +#if IS_ENABLED(CONFIG_TEGRA_CLKRST) if (!clock_early_init_done()) clock_early_init(); +#endif #if defined(CONFIG_TEGRA_DISCONNECT_UDC_ON_BOOT) #define USBCMD_FS2 (1 << 15) @@ -193,10 +203,12 @@ int board_early_init_f(void) #endif /* Do any special system timer/TSC setup */ -#if defined(CONFIG_TEGRA_SUPPORT_NON_SECURE) +#if IS_ENABLED(CONFIG_TEGRA_CLKRST) +# if defined(CONFIG_TEGRA_SUPPORT_NON_SECURE) if (!tegra_cpu_is_non_secure()) -#endif +# endif arch_timer_init(); +#endif pinmux_init(); board_init_uart_f(); @@ -233,6 +245,7 @@ int board_late_init(void) } #endif start_cpu_fan(); + cboot_late_init(); return 0; } @@ -327,6 +340,15 @@ static ulong usable_ram_size_below_4g(void) */ int dram_init_banksize(void) { + int err; + + /* try to compute DRAM bank size based on cboot DTB first */ + err = cboot_dram_init_banksize(); + if (err == 0) + return err; + + /* fall back to default DRAM bank size computation */ + gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; gd->bd->bi_dram[0].size = usable_ram_size_below_4g(); @@ -360,5 +382,14 @@ int dram_init_banksize(void) */ ulong board_get_usable_ram_top(ulong total_size) { + ulong ram_top; + + /* try to get top of usable RAM based on cboot DTB first */ + ram_top = cboot_get_usable_ram_top(total_size); + if (ram_top > 0) + return ram_top; + + /* fall back to default usable RAM computation */ + return CONFIG_SYS_SDRAM_BASE + usable_ram_size_below_4g(); } |