mmc: sdhci: Use upper/lower_32_bits macros
authorMichal Simek <michal.simek@xilinx.com>
Wed, 29 Jul 2020 13:42:26 +0000 (15:42 +0200)
committerMichal Simek <michal.simek@xilinx.com>
Thu, 20 Aug 2020 07:58:59 +0000 (09:58 +0200)
Instead of recasting and shifting use macros which are designed for taking
upper/lower 32bit value from 64bit variable.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
drivers/mmc/sdhci.c

index fe3d677bcfa5b096f27cfb306724cb7a5b22aed8..7673219fb33598f88a23f9203ec9aa3a606c0e83 100644 (file)
@@ -748,9 +748,9 @@ int sdhci_setup_cfg(struct mmc_config *cfg, struct sdhci_host *host,
                                            "sdhci-caps-mask", 0);
        dt_caps = dev_read_u64_default(host->mmc->dev,
                                       "sdhci-caps", 0);
-       caps = ~(u32)dt_caps_mask &
+       caps = ~lower_32_bits(dt_caps_mask) &
               sdhci_readl(host, SDHCI_CAPABILITIES);
-       caps |= (u32)dt_caps;
+       caps |= lower_32_bits(dt_caps);
 #else
        caps = sdhci_readl(host, SDHCI_CAPABILITIES);
 #endif
@@ -793,9 +793,9 @@ int sdhci_setup_cfg(struct mmc_config *cfg, struct sdhci_host *host,
        /* Check whether the clock multiplier is supported or not */
        if (SDHCI_GET_VERSION(host) >= SDHCI_SPEC_300) {
 #if CONFIG_IS_ENABLED(DM_MMC)
-               caps_1 = ~(u32)(dt_caps_mask >> 32) &
+               caps_1 = ~upper_32_bits(dt_caps_mask) &
                         sdhci_readl(host, SDHCI_CAPABILITIES_1);
-               caps_1 |= (u32)(dt_caps >> 32);
+               caps_1 |= upper_32_bits(dt_caps);
 #else
                caps_1 = sdhci_readl(host, SDHCI_CAPABILITIES_1);
 #endif