ARM: S5P64X0: Use soc_is_s5p64x0() to distinguish cpu at runtime

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

4 files changed, 9 insertions, 16 deletions

diff --git a/arch/arm/mach-s5p64x0/dev-spi.c b/arch/arm/mach-s5p64x0/dev-spi.c
index ac825e826326..1fd9c79c7dbc 100644
--- a/arch/arm/mach-s5p64x0/dev-spi.c
+++ b/arch/arm/mach-s5p64x0/dev-spi.c
@@ -21,6 +21,7 @@
 #include <mach/regs-clock.h>
 #include <mach/spi-clocks.h>
 
+#include <plat/cpu.h>
 #include <plat/s3c64xx-spi.h>
 #include <plat/gpio-cfg.h>
 
@@ -185,11 +186,8 @@ struct platform_device s5p64x0_device_spi1 = {
 
 void __init s5p64x0_spi_set_info(int cntrlr, int src_clk_nr, int num_cs)
 {
-        unsigned int id;
         struct s3c64xx_spi_info *pd;
 
-        id = __raw_readl(S5P64X0_SYS_ID) & 0xFF000;
-
         /* Reject invalid configuration */
         if (!num_cs || src_clk_nr < 0
                         || src_clk_nr > S5P64X0_SPI_SRCCLK_SCLK) {
@@ -199,7 +197,7 @@ void __init s5p64x0_spi_set_info(int cntrlr, int src_clk_nr, int num_cs)
 
         switch (cntrlr) {
         case 0:
-                if (id == 0x50000)
+                if (soc_is_s5p6450())
                         pd = &s5p6450_spi0_pdata;
                 else
                         pd = &s5p6440_spi0_pdata;
@@ -207,7 +205,7 @@ void __init s5p64x0_spi_set_info(int cntrlr, int src_clk_nr, int num_cs)
                 s5p64x0_device_spi0.dev.platform_data = pd;
                 break;
         case 1:
-                if (id == 0x50000)
+                if (soc_is_s5p6450())
                         pd = &s5p6450_spi1_pdata;
                 else
                         pd = &s5p6440_spi1_pdata;
diff --git a/arch/arm/mach-s5p64x0/dma.c b/arch/arm/mach-s5p64x0/dma.c
index d7ad944b3475..0e5b3e63e5b3 100644
--- a/arch/arm/mach-s5p64x0/dma.c
+++ b/arch/arm/mach-s5p64x0/dma.c
@@ -28,6 +28,7 @@
 #include <mach/irqs.h>
 #include <mach/regs-clock.h>
 
+#include <plat/cpu.h>
 #include <plat/devs.h>
 #include <plat/s3c-pl330-pdata.h>
 
@@ -133,11 +134,7 @@ static struct platform_device s5p64x0_device_pdma = {
 
 static int __init s5p64x0_dma_init(void)
 {
-        unsigned int id;
-
-        id = __raw_readl(S5P64X0_SYS_ID) & 0xFF000;
-
-        if (id == 0x50000)
+        if (soc_is_s5p6450())
                 s5p64x0_device_pdma.dev.platform_data = &s5p6450_pdma_pdata;
         else
                 s5p64x0_device_pdma.dev.platform_data = &s5p6440_pdma_pdata;
diff --git a/arch/arm/mach-s5p64x0/gpiolib.c b/arch/arm/mach-s5p64x0/gpiolib.c
index e7fb3b004e77..700dac6c43f3 100644
--- a/arch/arm/mach-s5p64x0/gpiolib.c
+++ b/arch/arm/mach-s5p64x0/gpiolib.c
@@ -19,6 +19,7 @@
 #include <mach/regs-gpio.h>
 #include <mach/regs-clock.h>
 
+#include <plat/cpu.h>
 #include <plat/gpio-core.h>
 #include <plat/gpio-cfg.h>
 #include <plat/gpio-cfg-helpers.h>
@@ -473,14 +474,10 @@ static void __init s5p64x0_gpio_add_rbank_4bit2(struct s3c_gpio_chip *chip,
 
 static int __init s5p64x0_gpiolib_init(void)
 {
-        unsigned int chipid;
-
-        chipid = __raw_readl(S5P64X0_SYS_ID);
-
         s5p64x0_gpiolib_set_cfg(s5p64x0_gpio_cfgs,
                                 ARRAY_SIZE(s5p64x0_gpio_cfgs));
 
-        if ((chipid & 0xff000) == 0x50000) {
+        if (soc_is_s5p6450()) {
                 samsung_gpiolib_add_2bit_chips(s5p6450_gpio_2bit,
                                         ARRAY_SIZE(s5p6450_gpio_2bit));
 
diff --git a/arch/arm/mach-s5p64x0/irq-eint.c b/arch/arm/mach-s5p64x0/irq-eint.c
index 69ed4545112b..94104c499597 100644
--- a/arch/arm/mach-s5p64x0/irq-eint.c
+++ b/arch/arm/mach-s5p64x0/irq-eint.c
@@ -17,6 +17,7 @@
 #include <linux/irq.h>
 #include <linux/io.h>
 
+#include <plat/cpu.h>
 #include <plat/regs-irqtype.h>
 #include <plat/gpio-cfg.h>
 
@@ -67,7 +68,7 @@ static int s5p64x0_irq_eint_set_type(struct irq_data *data, unsigned int type)
         __raw_writel(ctrl, S5P64X0_EINT0CON0);
 
         /* Configure the GPIO pin for 6450 or 6440 based on CPU ID */
-        if (0x50000 == (__raw_readl(S5P64X0_SYS_ID) & 0xFF000))
+        if (soc_is_s5p6450())
                 s3c_gpio_cfgpin(S5P6450_GPN(offs), S3C_GPIO_SFN(2));
         else
                 s3c_gpio_cfgpin(S5P6440_GPN(offs), S3C_GPIO_SFN(2));