mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-09-18 10:44:13 +09:00
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>
34 lines
1.2 KiB
C
34 lines
1.2 KiB
C
/*
|
|
* (C) Copyright 2012 SAMSUNG Electronics
|
|
* Jaehoon Chung <jh80.chung@samsung.com>
|
|
*
|
|
* 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
|
|
*
|
|
*/
|
|
|
|
#define DWMCI_CLKSEL 0x09C
|
|
#define DWMCI_SHIFT_0 0x0
|
|
#define DWMCI_SHIFT_1 0x1
|
|
#define DWMCI_SHIFT_2 0x2
|
|
#define DWMCI_SHIFT_3 0x3
|
|
#define DWMCI_SET_SAMPLE_CLK(x) (x)
|
|
#define DWMCI_SET_DRV_CLK(x) ((x) << 16)
|
|
#define DWMCI_SET_DIV_RATIO(x) ((x) << 24)
|
|
|
|
#ifdef CONFIG_OF_CONTROL
|
|
int exynos_dwmmc_init(const void *blob);
|
|
#endif
|
|
int exynos_dwmci_add_port(int index, u32 regbase, int bus_width, u32 clksel);
|