@@ -30,25 +30,6 @@
#define DRIVER_NAME "sh_mmcif"
#define DRIVER_VERSION "2010-04-28"
-#define MMCIF_CE_CMD_SET 0x00000000
-#define MMCIF_CE_ARG 0x00000008
-#define MMCIF_CE_ARG_CMD12 0x0000000C
-#define MMCIF_CE_CMD_CTRL 0x00000010
-#define MMCIF_CE_BLOCK_SET 0x00000014
-#define MMCIF_CE_CLK_CTRL 0x00000018
-#define MMCIF_CE_BUF_ACC 0x0000001C
-#define MMCIF_CE_RESP3 0x00000020
-#define MMCIF_CE_RESP2 0x00000024
-#define MMCIF_CE_RESP1 0x00000028
-#define MMCIF_CE_RESP0 0x0000002C
-#define MMCIF_CE_RESP_CMD12 0x00000030
-#define MMCIF_CE_DATA 0x00000034
-#define MMCIF_CE_INT 0x00000040
-#define MMCIF_CE_INT_MASK 0x00000044
-#define MMCIF_CE_HOST_STS1 0x00000048
-#define MMCIF_CE_HOST_STS2 0x0000004C
-#define MMCIF_CE_VERSION 0x0000007C
-
/* CE_CMD_SET */
#define CMD_MASK 0x3f000000
#define CMD_SET_RTYP_NO ((0 << 23) | (0 << 22))
@@ -207,27 +188,17 @@ struct sh_mmcif_host {
wait_queue_head_t intr_wait;
};
-static inline u32 sh_mmcif_readl(struct sh_mmcif_host *host, unsigned int reg)
-{
- return readl(host->addr + reg);
-}
-
-static inline void sh_mmcif_writel(struct sh_mmcif_host *host,
- unsigned int reg, u32 val)
-{
- writel(val, host->addr + reg);
-}
static inline void sh_mmcif_bitset(struct sh_mmcif_host *host,
unsigned int reg, u32 val)
{
- writel(val | sh_mmcif_readl(host, reg), host->addr + reg);
+ writel(val | readl(host->addr + reg), host->addr + reg);
}
static inline void sh_mmcif_bitclr(struct sh_mmcif_host *host,
unsigned int reg, u32 val)
{
- writel(~val & sh_mmcif_readl(host, reg), host->addr + reg);
+ writel(~val & readl(host->addr + reg), host->addr + reg);
}
@@ -253,10 +224,10 @@ static void sh_mmcif_sync_reset(struct s
{
u32 tmp;
- tmp = 0x010f0000 & sh_mmcif_readl(host, MMCIF_CE_CLK_CTRL);
+ tmp = 0x010f0000 & sh_mmcif_readl(host->addr, MMCIF_CE_CLK_CTRL);
- sh_mmcif_writel(host, MMCIF_CE_VERSION, SOFT_RST_ON);
- sh_mmcif_writel(host, MMCIF_CE_VERSION, SOFT_RST_OFF);
+ sh_mmcif_writel(host->addr, MMCIF_CE_VERSION, SOFT_RST_ON);
+ sh_mmcif_writel(host->addr, MMCIF_CE_VERSION, SOFT_RST_OFF);
sh_mmcif_bitset(host, MMCIF_CE_CLK_CTRL, tmp |
SRSPTO_256 | SRBSYTO_29 | SRWDTO_29 | SCCSTO_29);
/* byte swap on */
@@ -271,12 +242,10 @@ static int sh_mmcif_error_manage(struct
host->sd_error = 0;
host->wait_int = 0;
- state1 = sh_mmcif_readl(host, MMCIF_CE_HOST_STS1);
- state2 = sh_mmcif_readl(host, MMCIF_CE_HOST_STS2);
- pr_debug("%s: ERR HOST_STS1 = %08x\n", \
- DRIVER_NAME, sh_mmcif_readl(host, MMCIF_CE_HOST_STS1));
- pr_debug("%s: ERR HOST_STS2 = %08x\n", \
- DRIVER_NAME, sh_mmcif_readl(host, MMCIF_CE_HOST_STS2));
+ state1 = sh_mmcif_readl(host->addr, MMCIF_CE_HOST_STS1);
+ state2 = sh_mmcif_readl(host->addr, MMCIF_CE_HOST_STS2);
+ pr_debug("%s: ERR HOST_STS1 = %08x\n", DRIVER_NAME, state1);
+ pr_debug("%s: ERR HOST_STS2 = %08x\n", DRIVER_NAME, state2);
if (state1 & STS1_CMDSEQ) {
sh_mmcif_bitset(host, MMCIF_CE_CMD_CTRL, CMD_CTRL_BREAK);
@@ -288,7 +257,7 @@ static int sh_mmcif_error_manage(struct
"command sequence timeout err\n");
return -EIO;
}
- if (!(sh_mmcif_readl(host, MMCIF_CE_HOST_STS1)
+ if (!(sh_mmcif_readl(host->addr, MMCIF_CE_HOST_STS1)
& STS1_CMDSEQ))
break;
mdelay(1);
@@ -330,9 +299,9 @@ static int sh_mmcif_single_read(struct s
host->wait_int = 0;
blocksize = (BLOCK_SIZE_MASK &
- sh_mmcif_readl(host, MMCIF_CE_BLOCK_SET)) + 3;
+ sh_mmcif_readl(host->addr, MMCIF_CE_BLOCK_SET)) + 3;
for (i = 0; i < blocksize / 4; i++)
- *p++ = sh_mmcif_readl(host, MMCIF_CE_DATA);
+ *p++ = sh_mmcif_readl(host->addr, MMCIF_CE_DATA);
/* buffer read end */
sh_mmcif_bitset(host, MMCIF_CE_INT_MASK, MASK_MBUFRE);
@@ -353,7 +322,8 @@ static int sh_mmcif_multi_read(struct sh
long time;
u32 blocksize, i, j, sec, *p;
- blocksize = BLOCK_SIZE_MASK & sh_mmcif_readl(host, MMCIF_CE_BLOCK_SET);
+ blocksize = BLOCK_SIZE_MASK & sh_mmcif_readl(host->addr,
+ MMCIF_CE_BLOCK_SET);
for (j = 0; j < data->sg_len; j++) {
p = sg_virt(data->sg);
host->wait_int = 0;
@@ -370,7 +340,8 @@ static int sh_mmcif_multi_read(struct sh
host->wait_int = 0;
for (i = 0; i < blocksize / 4; i++)
- *p++ = sh_mmcif_readl(host, MMCIF_CE_DATA);
+ *p++ = sh_mmcif_readl(host->addr,
+ MMCIF_CE_DATA);
}
if (j < data->sg_len - 1)
data->sg++;
@@ -397,9 +368,9 @@ static int sh_mmcif_single_write(struct
host->wait_int = 0;
blocksize = (BLOCK_SIZE_MASK &
- sh_mmcif_readl(host, MMCIF_CE_BLOCK_SET)) + 3;
+ sh_mmcif_readl(host->addr, MMCIF_CE_BLOCK_SET)) + 3;
for (i = 0; i < blocksize / 4; i++)
- sh_mmcif_writel(host, MMCIF_CE_DATA, *p++);
+ sh_mmcif_writel(host->addr, MMCIF_CE_DATA, *p++);
/* buffer write end */
sh_mmcif_bitset(host, MMCIF_CE_INT_MASK, MASK_MDTRANE);
@@ -421,7 +392,8 @@ static int sh_mmcif_multi_write(struct s
long time;
u32 i, sec, j, blocksize, *p;
- blocksize = BLOCK_SIZE_MASK & sh_mmcif_readl(host, MMCIF_CE_BLOCK_SET);
+ blocksize = BLOCK_SIZE_MASK & sh_mmcif_readl(host->addr,
+ MMCIF_CE_BLOCK_SET);
for (j = 0; j < data->sg_len; j++) {
p = sg_virt(data->sg);
@@ -439,7 +411,8 @@ static int sh_mmcif_multi_write(struct s
host->wait_int = 0;
for (i = 0; i < blocksize / 4; i++)
- sh_mmcif_writel(host, MMCIF_CE_DATA, *p++);
+ sh_mmcif_writel(host->addr,
+ MMCIF_CE_DATA, *p++);
}
if (j < data->sg_len - 1)
data->sg++;
@@ -451,18 +424,18 @@ static void sh_mmcif_get_response(struct
struct mmc_command *cmd)
{
if (cmd->flags & MMC_RSP_136) {
- cmd->resp[0] = sh_mmcif_readl(host, MMCIF_CE_RESP3);
- cmd->resp[1] = sh_mmcif_readl(host, MMCIF_CE_RESP2);
- cmd->resp[2] = sh_mmcif_readl(host, MMCIF_CE_RESP1);
- cmd->resp[3] = sh_mmcif_readl(host, MMCIF_CE_RESP0);
+ cmd->resp[0] = sh_mmcif_readl(host->addr, MMCIF_CE_RESP3);
+ cmd->resp[1] = sh_mmcif_readl(host->addr, MMCIF_CE_RESP2);
+ cmd->resp[2] = sh_mmcif_readl(host->addr, MMCIF_CE_RESP1);
+ cmd->resp[3] = sh_mmcif_readl(host->addr, MMCIF_CE_RESP0);
} else
- cmd->resp[0] = sh_mmcif_readl(host, MMCIF_CE_RESP0);
+ cmd->resp[0] = sh_mmcif_readl(host->addr, MMCIF_CE_RESP0);
}
static void sh_mmcif_get_cmd12response(struct sh_mmcif_host *host,
struct mmc_command *cmd)
{
- cmd->resp[0] = sh_mmcif_readl(host, MMCIF_CE_RESP_CMD12);
+ cmd->resp[0] = sh_mmcif_readl(host->addr, MMCIF_CE_RESP_CMD12);
}
static u32 sh_mmcif_set_cmd(struct sh_mmcif_host *host,
@@ -596,18 +569,19 @@ static void sh_mmcif_start_cmd(struct sh
MASK_MRDATTO | MASK_MRBSYTO | MASK_MRSPTO;
if (host->data) {
- sh_mmcif_writel(host, MMCIF_CE_BLOCK_SET, 0);
- sh_mmcif_writel(host, MMCIF_CE_BLOCK_SET, mrq->data->blksz);
+ sh_mmcif_writel(host->addr, MMCIF_CE_BLOCK_SET, 0);
+ sh_mmcif_writel(host->addr, MMCIF_CE_BLOCK_SET,
+ mrq->data->blksz);
}
opc = sh_mmcif_set_cmd(host, mrq, cmd, opc);
- sh_mmcif_writel(host, MMCIF_CE_INT, 0xD80430C0);
- sh_mmcif_writel(host, MMCIF_CE_INT_MASK, mask);
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT, 0xD80430C0);
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT_MASK, mask);
/* set arg */
- sh_mmcif_writel(host, MMCIF_CE_ARG, cmd->arg);
+ sh_mmcif_writel(host->addr, MMCIF_CE_ARG, cmd->arg);
host->wait_int = 0;
/* set cmd */
- sh_mmcif_writel(host, MMCIF_CE_CMD_SET, opc);
+ sh_mmcif_writel(host->addr, MMCIF_CE_CMD_SET, opc);
time = wait_event_interruptible_timeout(host->intr_wait,
host->wait_int == 1 || host->sd_error == 1, host->timeout);
@@ -752,43 +726,44 @@ static irqreturn_t sh_mmcif_intr(int irq
u32 state = 0;
int err = 0;
- state = sh_mmcif_readl(host, MMCIF_CE_INT);
+ state = sh_mmcif_readl(host->addr, MMCIF_CE_INT);
if (state & INT_RBSYE) {
- sh_mmcif_writel(host, MMCIF_CE_INT, ~(INT_RBSYE | INT_CRSPE));
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT,
+ ~(INT_RBSYE | INT_CRSPE));
sh_mmcif_bitclr(host, MMCIF_CE_INT_MASK, MASK_MRBSYE);
} else if (state & INT_CRSPE) {
- sh_mmcif_writel(host, MMCIF_CE_INT, ~INT_CRSPE);
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT, ~INT_CRSPE);
sh_mmcif_bitclr(host, MMCIF_CE_INT_MASK, MASK_MCRSPE);
} else if (state & INT_BUFREN) {
- sh_mmcif_writel(host, MMCIF_CE_INT, ~INT_BUFREN);
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT, ~INT_BUFREN);
sh_mmcif_bitclr(host, MMCIF_CE_INT_MASK, MASK_MBUFREN);
} else if (state & INT_BUFWEN) {
- sh_mmcif_writel(host, MMCIF_CE_INT, ~INT_BUFWEN);
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT, ~INT_BUFWEN);
sh_mmcif_bitclr(host, MMCIF_CE_INT_MASK, MASK_MBUFWEN);
} else if (state & INT_CMD12DRE) {
- sh_mmcif_writel(host, MMCIF_CE_INT,
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT,
~(INT_CMD12DRE | INT_CMD12RBE |
INT_CMD12CRE | INT_BUFRE));
sh_mmcif_bitclr(host, MMCIF_CE_INT_MASK, MASK_MCMD12DRE);
} else if (state & INT_BUFRE) {
- sh_mmcif_writel(host, MMCIF_CE_INT, ~INT_BUFRE);
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT, ~INT_BUFRE);
sh_mmcif_bitclr(host, MMCIF_CE_INT_MASK, MASK_MBUFRE);
} else if (state & INT_DTRANE) {
- sh_mmcif_writel(host, MMCIF_CE_INT, ~INT_DTRANE);
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT, ~INT_DTRANE);
sh_mmcif_bitclr(host, MMCIF_CE_INT_MASK, MASK_MDTRANE);
} else if (state & INT_CMD12RBE) {
- sh_mmcif_writel(host, MMCIF_CE_INT,
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT,
~(INT_CMD12RBE | INT_CMD12CRE));
sh_mmcif_bitclr(host, MMCIF_CE_INT_MASK, MASK_MCMD12RBE);
} else if (state & INT_ERR_STS) {
/* err interrupts */
- sh_mmcif_writel(host, MMCIF_CE_INT, ~state);
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT, ~state);
sh_mmcif_bitclr(host, MMCIF_CE_INT_MASK, state);
err = 1;
} else {
pr_debug("%s: Not support int\n", DRIVER_NAME);
- sh_mmcif_writel(host, MMCIF_CE_INT, ~state);
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT, ~state);
sh_mmcif_bitclr(host, MMCIF_CE_INT_MASK, state);
err = 1;
}
@@ -894,12 +869,12 @@ static int __devinit sh_mmcif_probe(stru
goto clean_up2;
}
- sh_mmcif_writel(host, MMCIF_CE_INT_MASK, MASK_ALL);
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT_MASK, MASK_ALL);
sh_mmcif_detect(host->mmc);
pr_info("%s: driver version %s\n", DRIVER_NAME, DRIVER_VERSION);
pr_debug("%s: chip ver H'%04x\n", DRIVER_NAME,
- sh_mmcif_readl(host, MMCIF_CE_VERSION) & 0x0000ffff);
+ sh_mmcif_readl(host->addr, MMCIF_CE_VERSION) & 0x0000ffff);
return ret;
clean_up2:
@@ -917,7 +892,7 @@ static int __devexit sh_mmcif_remove(str
struct sh_mmcif_host *host = platform_get_drvdata(pdev);
int irq[2];
- sh_mmcif_writel(host, MMCIF_CE_INT_MASK, MASK_ALL);
+ sh_mmcif_writel(host->addr, MMCIF_CE_INT_MASK, MASK_ALL);
irq[0] = platform_get_irq(pdev, 0);
irq[1] = platform_get_irq(pdev, 1);
@@ -14,6 +14,9 @@
#ifndef __SH_MMCIF_H__
#define __SH_MMCIF_H__
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
/*
* MMCIF : CE_CLK_CTRL [19:16]
* 1000 : Peripheral clock / 512
@@ -36,4 +39,33 @@ struct sh_mmcif_plat_data {
u32 ocr;
};
+#define MMCIF_CE_CMD_SET 0x00000000
+#define MMCIF_CE_ARG 0x00000008
+#define MMCIF_CE_ARG_CMD12 0x0000000C
+#define MMCIF_CE_CMD_CTRL 0x00000010
+#define MMCIF_CE_BLOCK_SET 0x00000014
+#define MMCIF_CE_CLK_CTRL 0x00000018
+#define MMCIF_CE_BUF_ACC 0x0000001C
+#define MMCIF_CE_RESP3 0x00000020
+#define MMCIF_CE_RESP2 0x00000024
+#define MMCIF_CE_RESP1 0x00000028
+#define MMCIF_CE_RESP0 0x0000002C
+#define MMCIF_CE_RESP_CMD12 0x00000030
+#define MMCIF_CE_DATA 0x00000034
+#define MMCIF_CE_INT 0x00000040
+#define MMCIF_CE_INT_MASK 0x00000044
+#define MMCIF_CE_HOST_STS1 0x00000048
+#define MMCIF_CE_HOST_STS2 0x0000004C
+#define MMCIF_CE_VERSION 0x0000007C
+
+extern inline u32 sh_mmcif_readl(void __iomem *addr, int reg)
+{
+ return readl(addr + reg);
+}
+
+extern inline void sh_mmcif_writel(void __iomem *addr, int reg, u32 val)
+{
+ writel(val, addr + reg);
+}
+
#endif /* __SH_MMCIF_H__ */