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[U-Boot,21/35] arm: socfpga: misc: Add SD controller init

Message ID 1410779188-6880-22-git-send-email-marex@denx.de
State Superseded
Delegated to: Marek Vasut
Headers show

Commit Message

Marek Vasut Sept. 15, 2014, 11:06 a.m. UTC 
From: Pavel Machek <pavel@denx.de>

Add CPU function to register and initialize the dw_mmc SD controller.
This allows us to use the HPS SDMMC block.

Signed-off-by: Pavel Machek <pavel@denx.de>
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Chin Liang See <clsee@altera.com>
Cc: Dinh Nguyen <dinguyen@altera.com>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Cc: Tom Rini <trini@ti.com>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Pavel Machek <pavel@denx.de>
---
 arch/arm/cpu/armv7/socfpga/misc.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)
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Patch

diff --git a/arch/arm/cpu/armv7/socfpga/misc.c b/arch/arm/cpu/armv7/socfpga/misc.c
index ee7283b..440d2a3 100644
--- a/arch/arm/cpu/armv7/socfpga/misc.c
+++ b/arch/arm/cpu/armv7/socfpga/misc.c
@@ -10,6 +10,7 @@ 
 #include <netdev.h>
 #include <asm/arch/reset_manager.h>
 #include <asm/arch/system_manager.h>
+#include <asm/arch/dwmmc.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -61,6 +62,18 @@  int cpu_eth_init(bd_t *bis)
 }
 #endif
 
+#ifdef CONFIG_DWMMC
+/*
+ * Initializes MMC controllers.
+ * to override, implement board_mmc_init()
+ */
+int cpu_mmc_init(bd_t *bis)
+{
+	return socfpga_dwmmc_init(SOCFPGA_SDMMC_ADDRESS,
+				  CONFIG_HPS_SDMMC_BUSWIDTH, 0);
+}
+#endif
+
 #if defined(CONFIG_DISPLAY_CPUINFO)
 /*
  * Print CPU information