mx31: provide readable WEIM CS accessor

[platform/kernel/u-boot.git] / arch / arm / cpu / arm1136 / mx31 / generic.c

diff --git a/arch/arm/cpu/arm1136/mx31/generic.c b/arch/arm/cpu/arm1136/mx31/generic.c
index 5524b23..78df7b9 100644 (file)
--- a/arch/arm/cpu/arm1136/mx31/generic.c
+++ b/arch/arm/cpu/arm1136/mx31/generic.c
@@ -25,6 +25,7 @@
 #include <asm/arch/imx-regs.h>
 #include <asm/arch/clock.h>
 #include <asm/io.h>
+#include <asm/arch/sys_proto.h>
 
 static u32 mx31_decode_pll(u32 reg, u32 infreq)
 {
@@ -140,6 +141,16 @@ void mx31_set_pad(enum iomux_pins pin, u32 config)
 
 }
 
+void mxc_setup_weimcs(int cs, const struct mxc_weimcs *weimcs)
+{
+       struct mx31_weim *weim = (struct mx31_weim *) WEIM_BASE;
+       struct mx31_weim_cscr *cscr = &weim->cscr[cs];
+
+       writel(weimcs->upper, &cscr->upper);
+       writel(weimcs->lower, &cscr->lower);
+       writel(weimcs->additional, &cscr->additional);
+}
+
 struct mx3_cpu_type mx31_cpu_type[] = {
        { .srev = 0x00, .v = 0x10 },
        { .srev = 0x10, .v = 0x11 },