diff options
Diffstat (limited to 'arch/arm/mach-socfpga/misc.c')
| -rw-r--r-- | arch/arm/mach-socfpga/misc.c | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/arch/arm/mach-socfpga/misc.c b/arch/arm/mach-socfpga/misc.c index ec8339e0457..d887f0201f7 100644 --- a/arch/arm/mach-socfpga/misc.c +++ b/arch/arm/mach-socfpga/misc.c @@ -59,20 +59,10 @@ void enable_caches(void) #ifdef CONFIG_SYS_L2_PL310 void v7_outer_cache_enable(void) { - /* Disable the L2 cache */ - clrbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN); - - writel(0x0, &pl310->pl310_tag_latency_ctrl); - writel(0x10, &pl310->pl310_data_latency_ctrl); + struct udevice *dev; - /* enable BRESP, instruction and data prefetch, full line of zeroes */ - setbits_le32(&pl310->pl310_aux_ctrl, - L310_AUX_CTRL_DATA_PREFETCH_MASK | - L310_AUX_CTRL_INST_PREFETCH_MASK | - L310_SHARED_ATT_OVERRIDE_ENABLE); - - /* Enable the L2 cache */ - setbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN); + if (uclass_get_device(UCLASS_CACHE, 0, &dev)) + pr_err("cache controller driver NOT found!\n"); } void v7_outer_cache_disable(void) @@ -126,17 +116,22 @@ int arch_cpu_init(void) #ifndef CONFIG_SPL_BUILD static int do_bridge(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { - if (argc != 2) + unsigned int mask = ~0; + + if (argc < 2 || argc > 3) return CMD_RET_USAGE; argv++; + if (argc == 3) + mask = simple_strtoul(argv[1], NULL, 16); + switch (*argv[0]) { case 'e': /* Enable */ - do_bridge_reset(1); + do_bridge_reset(1, mask); break; case 'd': /* Disable */ - do_bridge_reset(0); + do_bridge_reset(0, mask); break; default: return CMD_RET_USAGE; @@ -145,10 +140,10 @@ static int do_bridge(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) return 0; } -U_BOOT_CMD(bridge, 2, 1, do_bridge, +U_BOOT_CMD(bridge, 3, 1, do_bridge, "SoCFPGA HPS FPGA bridge control", - "enable - Enable HPS-to-FPGA, FPGA-to-HPS, LWHPS-to-FPGA bridges\n" - "bridge disable - Enable HPS-to-FPGA, FPGA-to-HPS, LWHPS-to-FPGA bridges\n" + "enable [mask] - Enable HPS-to-FPGA, FPGA-to-HPS, LWHPS-to-FPGA bridges\n" + "bridge disable [mask] - Enable HPS-to-FPGA, FPGA-to-HPS, LWHPS-to-FPGA bridges\n" "" ); |