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author | Wolfgang Denk <wd@denx.de> | 2011-12-10 21:46:48 (GMT) |
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committer | Wolfgang Denk <wd@denx.de> | 2011-12-10 21:46:48 (GMT) |
commit | b96a661aeadb1b68d1b589b47f99ce9d6b2769df (patch) | |
tree | 4df62e827b8d33686bbd6da9d08e96fd7314eef2 /arch/arm/cpu/armv7/mx6/soc.c | |
parent | 84d018268a8af1d9f271b398748652c5112e951a (diff) | |
parent | 8ba1604d342076c29e375fa3196106eed1f84b2a (diff) | |
download | u-boot-fsl-qoriq-b96a661aeadb1b68d1b589b47f99ce9d6b2769df.tar.xz |
Merge branch 'master' of git://git.denx.de/u-boot-arm
* 'master' of git://git.denx.de/u-boot-arm:
M28: Cleanup memsize.o OOT build
i.MX28: Move SPL to arch/arm/cpu/arm926ejs/mx28
M28: Fix typo
M28: Document that units has to be set to sectors on SD bootcard
i.mx: i.mx6q: add the initial support for i.mx6q ARM2 board
i.mx: mxc_gpio: add the i.mx6q support
i.mx: add the initial support for freescale i.MX6Q processor
i.mx: introduce the armv7/imx-common folder
S5PC2XX: Rename S5pc2XX to exynos
tegra2: Don't use board pointer before it is set up
tegra2: Remove unneeded 'dynamic ram size' message
tegra2: Remove unused low-level Tegra2 UART code
tegra2: Remove unneeded config option
tegra2: Remove unneeded boot code
tegra2: Enable instruction cache
arm: Move CP15 init out of cpu_init_crit()
tegra2: Simplify tegra_start() boot path
tegra2: Add arch_cpu_init() to fire up Cortex-A9
tegra2: Use new GPIO APIs in gpio_config_uart()
tegra2: Add support for Ventana
tegra2: Modify MMC driver to handle power and cd GPIOs
tegra2: Move board_mmc_init into board files
Diffstat (limited to 'arch/arm/cpu/armv7/mx6/soc.c')
-rw-r--r-- | arch/arm/cpu/armv7/mx6/soc.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c new file mode 100644 index 0000000..dff5e4e --- /dev/null +++ b/arch/arm/cpu/armv7/mx6/soc.c @@ -0,0 +1,82 @@ +/* + * (C) Copyright 2007 + * Sascha Hauer, Pengutronix + * + * (C) Copyright 2009 Freescale Semiconductor, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/errno.h> +#include <asm/io.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/clock.h> +#include <asm/arch/sys_proto.h> + +u32 get_cpu_rev(void) +{ + int system_rev = 0x61000 | CHIP_REV_1_0; + + return system_rev; +} + +#ifdef CONFIG_ARCH_CPU_INIT +void init_aips(void) +{ + u32 reg = AIPS1_BASE_ADDR; + + /* + * Set all MPROTx to be non-bufferable, trusted for R/W, + * not forced to user-mode. + */ + writel(0x77777777, reg + 0x00); + writel(0x77777777, reg + 0x04); + + reg = AIPS2_BASE_ADDR; + writel(0x77777777, reg + 0x00); + writel(0x77777777, reg + 0x04); +} + +int arch_cpu_init(void) +{ + init_aips(); + + return 0; +} +#endif + +#if defined(CONFIG_FEC_MXC) +void imx_get_mac_from_fuse(unsigned char *mac) +{ + struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE; + struct fuse_bank *bank = &iim->bank[4]; + struct fuse_bank4_regs *fuse = + (struct fuse_bank4_regs *)bank->fuse_regs; + + u32 mac_lo = readl(&fuse->mac_addr_low); + u32 mac_hi = readl(&fuse->mac_addr_high); + + *(u32 *)mac = mac_lo; + + mac[4] = mac_hi & 0xff; + mac[5] = (mac_hi >> 8) & 0xff; + +} +#endif |