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

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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
Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/mmc/dw_mmc.c
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@@ -11,7 +11,6 @@
#include <mmc.h> #include <mmc.h>
#include <dwmmc.h> #include <dwmmc.h>
#include <asm-generic/errno.h> #include <asm-generic/errno.h>
#include <asm/arch/dwmmc.h>
#define PAGE_SIZE 4096 #define PAGE_SIZE 4096
@@ -302,15 +301,8 @@ static int dwmci_init(struct mmc *mmc)
struct dwmci_host *host = (struct dwmci_host *)mmc->priv; struct dwmci_host *host = (struct dwmci_host *)mmc->priv;
u32 fifo_size; u32 fifo_size;
if (host->quirks & DWMCI_QUIRK_DISABLE_SMU) { if (host->board_init)
dwmci_writel(host, EMMCP_MPSBEGIN0, 0); host->board_init(host);
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);
}
dwmci_writel(host, DWMCI_PWREN, 1); 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); 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. * This function adds the mmc channel to be registered with mmc core.
* index - mmc channel number. * 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 #ifdef CONFIG_EXYNOS5420
host->quirks = DWMCI_QUIRK_DISABLE_SMU; host->quirks = DWMCI_QUIRK_DISABLE_SMU;
#endif #endif
host->board_init = exynos_dwmci_board_init;
if (clksel) { if (clksel) {
host->clksel_val = clksel; host->clksel_val = clksel;

1
include/dwmmc.h
View File

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