From: Michal Simek <michal.simek@xilinx.com>
Date: Mon, 28 Sep 2015 23:27:13 +0000 (+0200)
Subject: zynq: sdhci: Define max clock by macro
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=3b07140d8a503a6a21a274c6a0e1f6fda65c361f;p=thirdparty%2Fu-boot.git

zynq: sdhci: Define max clock by macro

zc1571 with silicon can operate on 200MHz maximum frequency. Setup this
frequency by default and fix setting for ep108.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

diff --git a/drivers/mmc/zynq_sdhci.c b/drivers/mmc/zynq_sdhci.c
index 971acbb6dff..e89993dbe5e 100644
--- a/drivers/mmc/zynq_sdhci.c
+++ b/drivers/mmc/zynq_sdhci.c
@@ -29,7 +29,7 @@ int zynq_sdhci_init(phys_addr_t regbase)
 		       SDHCI_QUIRK_BROKEN_R1B;
 	host->version = sdhci_readw(host, SDHCI_HOST_VERSION);
 
-	add_sdhci(host, 52000000, 52000000 >> 9);
+	add_sdhci(host, CONFIG_ZYNQ_SDHCI_MAX_FREQ, 52000000 >> 9);
 	return 0;
 }
 
diff --git a/include/configs/xilinx_zynqmp.h b/include/configs/xilinx_zynqmp.h
index 8482547342d..680200dc367 100644
--- a/include/configs/xilinx_zynqmp.h
+++ b/include/configs/xilinx_zynqmp.h
@@ -123,6 +123,9 @@
 # define CONFIG_SDHCI
 # define CONFIG_ZYNQ_SDHCI
 # define CONFIG_CMD_MMC
+# ifndef CONFIG_ZYNQ_SDHCI_MAX_FREQ
+#  define CONFIG_ZYNQ_SDHCI_MAX_FREQ	200000000
+# endif
 #endif
 
 #if defined(CONFIG_ZYNQ_SDHCI) || defined(CONFIG_ZYNQ_USB)
diff --git a/include/configs/xilinx_zynqmp_ep.h b/include/configs/xilinx_zynqmp_ep.h
index b00b83c7055..b0edcdd8d59 100644
--- a/include/configs/xilinx_zynqmp_ep.h
+++ b/include/configs/xilinx_zynqmp_ep.h
@@ -18,6 +18,7 @@
 
 #define CONFIG_ZYNQ_SERIAL_UART0
 #define CONFIG_ZYNQ_SDHCI0
+#define CONFIG_ZYNQ_SDHCI_MAX_FREQ	52000000
 #define CONFIG_ZYNQ_I2C0
 #define CONFIG_SYS_I2C_ZYNQ
 #define CONFIG_ZYNQ_EEPROM
diff --git a/include/configs/zynq-common.h b/include/configs/zynq-common.h
index 6eaa8f58f03..f0a0eb8e072 100644
--- a/include/configs/zynq-common.h
+++ b/include/configs/zynq-common.h
@@ -106,6 +106,7 @@
 # define CONFIG_SDHCI
 # define CONFIG_ZYNQ_SDHCI
 # define CONFIG_CMD_MMC
+# define CONFIG_ZYNQ_SDHCI_MAX_FREQ	52000000
 #endif
 
 #ifdef CONFIG_ZYNQ_USB