| /* |
| * Freescale i.MX23/i.MX28 Clock |
| * |
| * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> |
| * on behalf of DENX Software Engineering GmbH |
| * |
| * 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 |
| * |
| */ |
| |
| #ifndef __CLOCK_H__ |
| #define __CLOCK_H__ |
| |
| enum mxc_clock { |
| MXC_ARM_CLK = 0, |
| MXC_AHB_CLK, |
| MXC_IPG_CLK, |
| MXC_EMI_CLK, |
| MXC_GPMI_CLK, |
| MXC_IO0_CLK, |
| MXC_IO1_CLK, |
| MXC_XTAL_CLK, |
| MXC_SSP0_CLK, |
| #ifdef CONFIG_MX28 |
| MXC_SSP1_CLK, |
| MXC_SSP2_CLK, |
| MXC_SSP3_CLK, |
| #endif |
| }; |
| |
| enum mxs_ioclock { |
| MXC_IOCLK0 = 0, |
| MXC_IOCLK1, |
| }; |
| |
| enum mxs_sspclock { |
| MXC_SSPCLK0 = 0, |
| #ifdef CONFIG_MX28 |
| MXC_SSPCLK1, |
| MXC_SSPCLK2, |
| MXC_SSPCLK3, |
| #endif |
| }; |
| |
| uint32_t mxc_get_clock(enum mxc_clock clk); |
| |
| void mxs_set_ioclk(enum mxs_ioclock io, uint32_t freq); |
| void mxs_set_sspclk(enum mxs_sspclock ssp, uint32_t freq, int xtal); |
| void mxs_set_ssp_busclock(unsigned int bus, uint32_t freq); |
| |
| /* Compatibility with the FEC Ethernet driver */ |
| #define imx_get_fecclk() mxc_get_clock(MXC_AHB_CLK) |
| |
| #endif /* __CLOCK_H__ */ |