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Diffstat (limited to 'arch/arm/cpu/armv7/ls102xa/cpu.c')
-rw-r--r--arch/arm/cpu/armv7/ls102xa/cpu.c103
1 files changed, 103 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/ls102xa/cpu.c b/arch/arm/cpu/armv7/ls102xa/cpu.c
new file mode 100644
index 0000000000..b7dde45ed3
--- /dev/null
+++ b/arch/arm/cpu/armv7/ls102xa/cpu.c
@@ -0,0 +1,103 @@
+/*
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/clock.h>
+#include <asm/io.h>
+#include <asm/arch/immap_ls102xa.h>
+#include <tsec.h>
+#include <netdev.h>
+#include <fsl_esdhc.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#if defined(CONFIG_DISPLAY_CPUINFO)
+int print_cpuinfo(void)
+{
+ char buf1[32], buf2[32];
+ struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+ unsigned int svr, major, minor, ver, i;
+
+ svr = in_be32(&gur->svr);
+ major = SVR_MAJ(svr);
+ minor = SVR_MIN(svr);
+
+ puts("CPU: Freescale LayerScape ");
+
+ ver = SVR_SOC_VER(svr);
+ switch (ver) {
+ case SOC_VER_SLS1020:
+ puts("SLS1020");
+ break;
+ case SOC_VER_LS1020:
+ puts("LS1020");
+ break;
+ case SOC_VER_LS1021:
+ puts("LS1021");
+ break;
+ case SOC_VER_LS1022:
+ puts("LS1022");
+ break;
+ default:
+ puts("Unknown");
+ break;
+ }
+
+ if (IS_E_PROCESSOR(svr) && (ver != SOC_VER_SLS1020))
+ puts("E");
+
+ printf(", Version: %d.%d, (0x%08x)\n", major, minor, svr);
+
+ puts("Clock Configuration:");
+
+ printf("\n CPU0(ARMV7):%-4s MHz, ", strmhz(buf1, gd->cpu_clk));
+ printf("\n Bus:%-4s MHz, ", strmhz(buf1, gd->bus_clk));
+ printf("DDR:%-4s MHz (%s MT/s data rate), ",
+ strmhz(buf1, gd->mem_clk/2), strmhz(buf2, gd->mem_clk));
+ puts("\n");
+
+ /* Display the RCW, so that no one gets confused as to what RCW
+ * we're actually using for this boot.
+ */
+ puts("Reset Configuration Word (RCW):");
+ for (i = 0; i < ARRAY_SIZE(gur->rcwsr); i++) {
+ u32 rcw = in_be32(&gur->rcwsr[i]);
+
+ if ((i % 4) == 0)
+ printf("\n %08x:", i * 4);
+ printf(" %08x", rcw);
+ }
+ puts("\n");
+
+ return 0;
+}
+#endif
+
+void enable_caches(void)
+{
+#ifndef CONFIG_SYS_ICACHE_OFF
+ icache_enable();
+#endif
+#ifndef CONFIG_SYS_DCACHE_OFF
+ dcache_enable();
+#endif
+}
+
+#ifdef CONFIG_FSL_ESDHC
+int cpu_mmc_init(bd_t *bis)
+{
+ return fsl_esdhc_mmc_init(bis);
+}
+#endif
+
+int cpu_eth_init(bd_t *bis)
+{
+#ifdef CONFIG_TSEC_ENET
+ tsec_standard_init(bis);
+#endif
+
+ return 0;
+}