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mmc: dw_mmc: remove the exynos specific code in dw-mmc.c 

dw-mmc.c is the general driver file.
So, remove the exynos specific code at dw-mmc.c.
Instead, exynos specific cod can be move into exynos-dw_mmc.c.

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Acked-by: Alexey Brodkin <abrodkin@synopsys.com>
Acked-by: Pantelis Antoniou <panto@antoniou-consulting.com>
Acked-by: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Jaehoon Chung 2013-11-29 20:08:57 +09:00 committed by Pantelis Antoniou
parent f44483b57c
commit 18ab675597
3 changed files with 17 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/mmc/dw_mmc.c
View File

@ -11,7 +11,6 @@
#include <mmc.h>
#include <dwmmc.h>
#include <asm-generic/errno.h>
#include <asm/arch/dwmmc.h>
#define PAGE_SIZE 4096
@ -302,15 +301,8 @@ static int dwmci_init(struct mmc *mmc)
struct dwmci_host *host = (struct dwmci_host *)mmc->priv;
u32 fifo_size;
if (host->quirks & DWMCI_QUIRK_DISABLE_SMU) {
dwmci_writel(host, EMMCP_MPSBEGIN0, 0);
dwmci_writel(host, EMMCP_SEND0, 0);
dwmci_writel(host, EMMCP_CTRL0,
MPSCTRL_SECURE_READ_BIT |
MPSCTRL_SECURE_WRITE_BIT |
MPSCTRL_NON_SECURE_READ_BIT |
MPSCTRL_NON_SECURE_WRITE_BIT | MPSCTRL_VALID);
}
if (host->board_init)
host->board_init(host);
dwmci_writel(host, DWMCI_PWREN, 1);

14
drivers/mmc/exynos_dw_mmc.c
View File

@ -34,6 +34,19 @@ unsigned int exynos_dwmci_get_clk(int dev_index)
return get_mmc_clk(dev_index);
}
static void exynos_dwmci_board_init(struct dwmci_host *host)
{
if (host->quirks & DWMCI_QUIRK_DISABLE_SMU) {
dwmci_writel(host, EMMCP_MPSBEGIN0, 0);
dwmci_writel(host, EMMCP_SEND0, 0);
dwmci_writel(host, EMMCP_CTRL0,
MPSCTRL_SECURE_READ_BIT |
MPSCTRL_SECURE_WRITE_BIT |
MPSCTRL_NON_SECURE_READ_BIT |
MPSCTRL_NON_SECURE_WRITE_BIT | MPSCTRL_VALID);
}
}
/*
* This function adds the mmc channel to be registered with mmc core.
* index - mmc channel number.
@ -65,6 +78,7 @@ int exynos_dwmci_add_port(int index, u32 regbase, int bus_width, u32 clksel)
#ifdef CONFIG_EXYNOS5420
host->quirks = DWMCI_QUIRK_DISABLE_SMU;
#endif
host->board_init = exynos_dwmci_board_init;
if (clksel) {
host->clksel_val = clksel;

1
include/dwmmc.h
View File

@ -141,6 +141,7 @@ struct dwmci_host {
struct mmc *mmc;
void (*clksel)(struct dwmci_host *host);
void (*board_init)(struct dwmci_host *host);
unsigned int (*get_mmc_clk)(int dev_index);
};