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a082a2dde0
This patch adds FDT support for DWMMC, by reading the DWMMC node data from the device tree and initialising DWMMC channels as per data obtained from the node. Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com> Signed-off-by: Amar <amarendra.xt@samsung.com> Acked-by: Simon Glass <sjg@chromium.org> Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
33 lines
1.2 KiB
C
33 lines
1.2 KiB
C
/*
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* (C) Copyright 2012 SAMSUNG Electronics
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* Jaehoon Chung <jh80.chung@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#define DWMCI_CLKSEL 0x09C
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#define DWMCI_SHIFT_0 0x0
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#define DWMCI_SHIFT_1 0x1
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#define DWMCI_SHIFT_2 0x2
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#define DWMCI_SHIFT_3 0x3
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#define DWMCI_SET_SAMPLE_CLK(x) (x)
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#define DWMCI_SET_DRV_CLK(x) ((x) << 16)
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#define DWMCI_SET_DIV_RATIO(x) ((x) << 24)
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#ifdef CONFIG_OF_CONTROL
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int exynos_dwmmc_init(const void *blob);
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#endif
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int exynos_dwmci_add_port(int index, u32 regbase, int bus_width, u32 clksel);
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