| Message ID | 1456393254-23130-1-git-send-email-sivadur@xilinx.com |
|---|---|
| State | Accepted |
| Commit | 1d405e207bb176c937d44f9a5f87e268022c2416 |
| Delegated to: | Michal Simek |
| Headers | show
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Helo=[xsj-pvapsmtpgw02] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL2NAM02HT146 Cc: afleming@gmail.com, michals@xilinx.com, Siva Durga Prasad Paladugu <sivadur@xilinx.com> Subject: [U-Boot] [PATCH] mmc: sdhci: Clear internal clock enable bit X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.15 Precedence: list List-Id: U-Boot discussion <u-boot.lists.denx.de> List-Unsubscribe: <http://lists.denx.de/mailman/options/u-boot>, <mailto:u-boot-request@lists.denx.de?subject=unsubscribe> List-Archive: <http://lists.denx.de/pipermail/u-boot/> List-Post: <mailto:u-boot@lists.denx.de> List-Help: <mailto:u-boot-request@lists.denx.de?subject=help> List-Subscribe: <http://lists.denx.de/mailman/listinfo/u-boot>, <mailto:u-boot-request@lists.denx.de?subject=subscribe> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" <u-boot-bounces@lists.denx.de> |
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index 8586d89..cab0148 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -303,7 +303,7 @@ static int sdhci_set_clock(struct mmc *mmc, unsigned int clock) } reg = sdhci_readw(host, SDHCI_CLOCK_CONTROL); - reg &= ~SDHCI_CLOCK_CARD_EN; + reg &= ~(SDHCI_CLOCK_CARD_EN | SDHCI_CLOCK_INT_EN); sdhci_writew(host, reg, SDHCI_CLOCK_CONTROL); if (clock == 0)
Disable internal clock by clearing the internal clock enable bit. This bit needs to be cleared too when we stop the SDCLK for changing the frequency divisor. This bit should be set to zero when the device is not using the Host controller. Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com> --- drivers/mmc/sdhci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)