mmc: tmio: fix .set_ios(MMC_POWER_UP) handling

[firefly-linux-kernel-4.4.55.git] / drivers / mmc / host / tmio_mmc_pio.c

diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index e35e17992e381f9931e907aed833f29277a42154..710339a85c84676d9c72e2105f24108344248da2 100644 (file)
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -35,6 +35,7 @@
 #include <linux/irq.h>
 #include <linux/mfd/tmio.h>
 #include <linux/mmc/host.h>
+#include <linux/mmc/tmio.h>
 #include <linux/module.h>
 #include <linux/pagemap.h>
 #include <linux/platform_device.h>
@@ -44,26 +45,6 @@
 
 #include "tmio_mmc.h"
 
-#define CTL_SD_CMD 0x00
-#define CTL_ARG_REG 0x04
-#define CTL_STOP_INTERNAL_ACTION 0x08
-#define CTL_XFER_BLK_COUNT 0xa
-#define CTL_RESPONSE 0x0c
-#define CTL_STATUS 0x1c
-#define CTL_IRQ_MASK 0x20
-#define CTL_SD_CARD_CLK_CTL 0x24
-#define CTL_SD_XFER_LEN 0x26
-#define CTL_SD_MEM_CARD_OPT 0x28
-#define CTL_SD_ERROR_DETAIL_STATUS 0x2c
-#define CTL_SD_DATA_PORT 0x30
-#define CTL_TRANSACTION_CTL 0x34
-#define CTL_SDIO_STATUS 0x36
-#define CTL_SDIO_IRQ_MASK 0x38
-#define CTL_RESET_SD 0xe0
-#define CTL_SDIO_REGS 0x100
-#define CTL_CLK_AND_WAIT_CTL 0x138
-#define CTL_RESET_SDIO 0x1e0
-
 static u16 sd_ctrl_read16(struct tmio_mmc_host *host, int addr)
 {
        return readw(host->ctl + (addr << host->bus_shift));
@@ -374,7 +355,7 @@ static int tmio_mmc_start_command(struct tmio_mmc_host *host, struct mmc_command
 /*
  * This chip always returns (at least?) as much data as you ask for.
  * I'm unsure what happens if you ask for less than a block. This should be
- * looked into to ensure that a funny length read doesnt hose the controller.
+ * looked into to ensure that a funny length read doesn't hose the controller.
  */
 static void tmio_mmc_pio_irq(struct tmio_mmc_host *host)
 {
@@ -747,15 +728,15 @@ static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
                tmio_mmc_set_clock(host, ios->clock);
 
        /* Power sequence - OFF -> UP -> ON */
-       if (ios->power_mode == MMC_POWER_OFF || !ios->clock) {
+       if (ios->power_mode == MMC_POWER_UP) {
+               /* power up SD bus */
+               if (host->set_pwr)
+                       host->set_pwr(host->pdev, 1);
+       } else if (ios->power_mode == MMC_POWER_OFF || !ios->clock) {
                /* power down SD bus */
                if (ios->power_mode == MMC_POWER_OFF && host->set_pwr)
                        host->set_pwr(host->pdev, 0);
                tmio_mmc_clk_stop(host);
-       } else if (ios->power_mode == MMC_POWER_UP) {
-               /* power up SD bus */
-               if (host->set_pwr)
-                       host->set_pwr(host->pdev, 1);
        } else {
                /* start bus clock */
                tmio_mmc_clk_start(host);