#include #include #include "hardware.h" #include "common.h" unsigned int __mxc_cpu_type; EXPORT_SYMBOL(__mxc_cpu_type); void mxc_set_cpu_type(unsigned int type) { __mxc_cpu_type = type; } void imx_print_silicon_rev(const char *cpu, int srev) { if (srev == IMX_CHIP_REVISION_UNKNOWN) pr_info("CPU identified as %s, unknown revision\n", cpu); else pr_info("CPU identified as %s, silicon rev %d.%d\n", cpu, (srev >> 4) & 0xf, srev & 0xf); } void __init imx_set_aips(void __iomem *base) { unsigned int reg; /* * Set all MPROTx to be non-bufferable, trusted for R/W, * not forced to user-mode. */ __raw_writel(0x77777777, base + 0x0); __raw_writel(0x77777777, base + 0x4); /* * Set all OPACRx to be non-bufferable, to not require * supervisor privilege level for access, allow for * write access and untrusted master access. */ __raw_writel(0x0, base + 0x40); __raw_writel(0x0, base + 0x44); __raw_writel(0x0, base + 0x48); __raw_writel(0x0, base + 0x4C); reg = __raw_readl(base + 0x50) & 0x00FFFFFF; __raw_writel(reg, base + 0x50); }