forked from Minki/linux
8b0dd11219
It's time to remove all ATAG support from ux500 and rely solely on Device Tree booting. This patch is part of that endeavour. Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
169 lines
3.8 KiB
C
169 lines
3.8 KiB
C
/*
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* Copyright (C) ST-Ericsson SA 2010
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*
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* Author: Hanumath Prasad <hanumath.prasad@stericsson.com>
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* License terms: GNU General Public License (GPL) version 2
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*/
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#include <linux/kernel.h>
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#include <linux/gpio.h>
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#include <linux/amba/bus.h>
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#include <linux/amba/mmci.h>
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#include <linux/mmc/host.h>
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#include <linux/platform_device.h>
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#include <linux/platform_data/dma-ste-dma40.h>
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#include <asm/mach-types.h>
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#include "devices.h"
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#include "db8500-regs.h"
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#include "devices-db8500.h"
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#include "board-mop500.h"
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#include "ste-dma40-db8500.h"
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/*
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* v2 has a new version of this block that need to be forced, the number found
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* in hardware is incorrect
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*/
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#define U8500_SDI_V2_PERIPHID 0x10480180
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/*
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* SDI 0 (MicroSD slot)
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*/
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#ifdef CONFIG_STE_DMA40
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struct stedma40_chan_cfg mop500_sdi0_dma_cfg_rx = {
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.mode = STEDMA40_MODE_LOGICAL,
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.dir = DMA_DEV_TO_MEM,
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.dev_type = DB8500_DMA_DEV29_SD_MM0,
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};
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static struct stedma40_chan_cfg mop500_sdi0_dma_cfg_tx = {
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.mode = STEDMA40_MODE_LOGICAL,
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.dir = DMA_MEM_TO_DEV,
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.dev_type = DB8500_DMA_DEV29_SD_MM0,
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};
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#endif
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struct mmci_platform_data mop500_sdi0_data = {
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.f_max = 100000000,
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.capabilities = MMC_CAP_4_BIT_DATA |
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MMC_CAP_SD_HIGHSPEED |
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MMC_CAP_MMC_HIGHSPEED |
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MMC_CAP_ERASE |
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MMC_CAP_UHS_SDR12 |
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MMC_CAP_UHS_SDR25,
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.gpio_wp = -1,
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.sigdir = MCI_ST_FBCLKEN |
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MCI_ST_CMDDIREN |
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MCI_ST_DATA0DIREN |
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MCI_ST_DATA2DIREN,
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#ifdef CONFIG_STE_DMA40
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.dma_filter = stedma40_filter,
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.dma_rx_param = &mop500_sdi0_dma_cfg_rx,
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.dma_tx_param = &mop500_sdi0_dma_cfg_tx,
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#endif
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};
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/*
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* SDI1 (SDIO WLAN)
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*/
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#ifdef CONFIG_STE_DMA40
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static struct stedma40_chan_cfg sdi1_dma_cfg_rx = {
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.mode = STEDMA40_MODE_LOGICAL,
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.dir = DMA_DEV_TO_MEM,
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.dev_type = DB8500_DMA_DEV32_SD_MM1,
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};
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static struct stedma40_chan_cfg sdi1_dma_cfg_tx = {
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.mode = STEDMA40_MODE_LOGICAL,
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.dir = DMA_MEM_TO_DEV,
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.dev_type = DB8500_DMA_DEV32_SD_MM1,
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};
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#endif
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struct mmci_platform_data mop500_sdi1_data = {
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.ocr_mask = MMC_VDD_29_30,
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.f_max = 100000000,
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.capabilities = MMC_CAP_4_BIT_DATA |
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MMC_CAP_NONREMOVABLE,
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.gpio_cd = -1,
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.gpio_wp = -1,
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#ifdef CONFIG_STE_DMA40
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.dma_filter = stedma40_filter,
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.dma_rx_param = &sdi1_dma_cfg_rx,
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.dma_tx_param = &sdi1_dma_cfg_tx,
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#endif
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};
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/*
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* SDI 2 (POP eMMC, not on DB8500ed)
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*/
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#ifdef CONFIG_STE_DMA40
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struct stedma40_chan_cfg mop500_sdi2_dma_cfg_rx = {
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.mode = STEDMA40_MODE_LOGICAL,
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.dir = DMA_DEV_TO_MEM,
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.dev_type = DB8500_DMA_DEV28_SD_MM2,
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};
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static struct stedma40_chan_cfg mop500_sdi2_dma_cfg_tx = {
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.mode = STEDMA40_MODE_LOGICAL,
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.dir = DMA_MEM_TO_DEV,
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.dev_type = DB8500_DMA_DEV28_SD_MM2,
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};
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#endif
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struct mmci_platform_data mop500_sdi2_data = {
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.ocr_mask = MMC_VDD_165_195,
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.f_max = 100000000,
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.capabilities = MMC_CAP_4_BIT_DATA |
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MMC_CAP_8_BIT_DATA |
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MMC_CAP_NONREMOVABLE |
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MMC_CAP_MMC_HIGHSPEED |
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MMC_CAP_ERASE |
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MMC_CAP_CMD23,
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.gpio_cd = -1,
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.gpio_wp = -1,
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#ifdef CONFIG_STE_DMA40
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.dma_filter = stedma40_filter,
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.dma_rx_param = &mop500_sdi2_dma_cfg_rx,
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.dma_tx_param = &mop500_sdi2_dma_cfg_tx,
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#endif
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};
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/*
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* SDI 4 (on-board eMMC)
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*/
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#ifdef CONFIG_STE_DMA40
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struct stedma40_chan_cfg mop500_sdi4_dma_cfg_rx = {
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.mode = STEDMA40_MODE_LOGICAL,
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.dir = DMA_DEV_TO_MEM,
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.dev_type = DB8500_DMA_DEV42_SD_MM4,
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};
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static struct stedma40_chan_cfg mop500_sdi4_dma_cfg_tx = {
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.mode = STEDMA40_MODE_LOGICAL,
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.dir = DMA_MEM_TO_DEV,
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.dev_type = DB8500_DMA_DEV42_SD_MM4,
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};
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#endif
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struct mmci_platform_data mop500_sdi4_data = {
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.f_max = 100000000,
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.capabilities = MMC_CAP_4_BIT_DATA |
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MMC_CAP_8_BIT_DATA |
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MMC_CAP_NONREMOVABLE |
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MMC_CAP_MMC_HIGHSPEED |
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MMC_CAP_ERASE |
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MMC_CAP_CMD23,
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.gpio_cd = -1,
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.gpio_wp = -1,
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#ifdef CONFIG_STE_DMA40
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.dma_filter = stedma40_filter,
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.dma_rx_param = &mop500_sdi4_dma_cfg_rx,
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.dma_tx_param = &mop500_sdi4_dma_cfg_tx,
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#endif
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};
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