davinci: DA8XX/OMAP-L1XX: Avoid use of IO_ADDRESS for SYSCFG module

Avoid use of IO_ADDRESS() for SYSCFG module by doing an ioremap() instead.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>

4 files changed, 17 insertions, 2 deletions

diff --git a/arch/arm/mach-davinci/da830.c b/arch/arm/mach-davinci/da830.c
index c2224b968311..3d70eae19b59 100644
--- a/arch/arm/mach-davinci/da830.c
+++ b/arch/arm/mach-davinci/da830.c
@@ -1184,7 +1184,6 @@ static struct davinci_soc_info davinci_soc_info_da830 = {
         .cpu_clks               = da830_clks,
         .psc_bases              = da830_psc_bases,
         .psc_bases_num          = ARRAY_SIZE(da830_psc_bases),
-        .pinmux_base            = IO_ADDRESS(DA8XX_SYSCFG_BASE + 0x120),
         .pinmux_pins            = da830_pins,
         .pinmux_pins_num        = ARRAY_SIZE(da830_pins),
         .intc_base              = (void __iomem *)DA8XX_CP_INTC_VIRT,
@@ -1201,5 +1200,11 @@ static struct davinci_soc_info davinci_soc_info_da830 = {
 
 void __init da830_init(void)
 {
+        da8xx_syscfg_base = ioremap(DA8XX_SYSCFG_BASE, SZ_4K);
+        if (WARN(!da8xx_syscfg_base, "Unable to map syscfg module"))
+                return;
+
+        davinci_soc_info_da830.pinmux_base = DA8XX_SYSCFG_VIRT(0x120);
+
         davinci_common_init(&davinci_soc_info_da830);
 }
diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
index 18c33b6cbfdd..54d1836f1224 100644
--- a/arch/arm/mach-davinci/da850.c
+++ b/arch/arm/mach-davinci/da850.c
@@ -799,7 +799,6 @@ static struct davinci_soc_info davinci_soc_info_da850 = {
         .cpu_clks               = da850_clks,
         .psc_bases              = da850_psc_bases,
         .psc_bases_num          = ARRAY_SIZE(da850_psc_bases),
-        .pinmux_base            = IO_ADDRESS(DA8XX_SYSCFG_BASE + 0x120),
         .pinmux_pins            = da850_pins,
         .pinmux_pins_num        = ARRAY_SIZE(da850_pins),
         .intc_base              = (void __iomem *)DA8XX_CP_INTC_VIRT,
@@ -816,5 +815,11 @@ static struct davinci_soc_info davinci_soc_info_da850 = {
 
 void __init da850_init(void)
 {
+        da8xx_syscfg_base = ioremap(DA8XX_SYSCFG_BASE, SZ_4K);
+        if (WARN(!da8xx_syscfg_base, "Unable to map syscfg module"))
+                return;
+
+        davinci_soc_info_da850.pinmux_base = DA8XX_SYSCFG_VIRT(0x120);
+
         davinci_common_init(&davinci_soc_info_da850);
 }
diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c
index a54aa4edc1b0..0102e0a55578 100644
--- a/arch/arm/mach-davinci/devices-da8xx.c
+++ b/arch/arm/mach-davinci/devices-da8xx.c
@@ -43,6 +43,8 @@
 #define DA8XX_MDIO_REG_OFFSET           0x4000
 #define DA8XX_EMAC_CTRL_RAM_SIZE        SZ_8K
 
+void __iomem *da8xx_syscfg_base;
+
 static struct plat_serial8250_port da8xx_serial_pdata[] = {
         {
                 .mapbase        = DA8XX_UART0_BASE,
diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h
index 1c42379a390d..11d2079a8203 100644
--- a/arch/arm/mach-davinci/include/mach/da8xx.h
+++ b/arch/arm/mach-davinci/include/mach/da8xx.h
@@ -18,6 +18,8 @@
 #include <mach/asp.h>
 #include <mach/mmc.h>
 
+extern void __iomem *da8xx_syscfg_base;
+
 /*
  * The cp_intc interrupt controller for the da8xx isn't in the same
  * chunk of physical memory space as the other registers (like it is
@@ -30,6 +32,7 @@
 #define DA8XX_CP_INTC_VIRT      (IO_VIRT - DA8XX_CP_INTC_SIZE - SZ_4K)
 
 #define DA8XX_SYSCFG_BASE       (IO_PHYS + 0x14000)
+#define DA8XX_SYSCFG_VIRT(x)    (da8xx_syscfg_base + (x))
 
 #define DA8XX_PSC0_BASE         0x01c10000
 #define DA8XX_PLL0_BASE         0x01c11000